autobee-design

7/17/2019 AutoBee-design

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Design of Automated Beehive with Android Technology

Lovely C. AlmoceraRenz Claudel O. ArboledaSarrah Kay S. BravanteCrecialene S. Dela Cruz

Technological Intitute o! the "hili##ine

$uezon City

%arch& '()*

APPROVAL SHT

Thi deign #ro+ect entitled ,Design of Automated Beehive with Android Technology- i #re#ared byLovely C. Almocera& Renz Claudel O. Arboleda& Sarrah Kay S. Bravante& and Crecialene S. Dela Cruz o!the Com#uter ngineering De#artment /a e0amined and evaluated by the member o! the StudentDeign valuation "anel and i hereby recommended !or a##roval.


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!"R# RO!!$ %# D&SA!"'O

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"anel %ember1

!"R . ALO!$'A V$LLA!(VA !"R.AR$L # $S$DRO%ember %ember

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T'H!OLO"$'AL $!ST$T(T O) TH PH$L$PP$!S*ue+on 'ity

%a,or -'a.stone/ Design 0.erience $nformation'P 123D2 DS$"! PRO4'T 2

2nd Semester5 S& 236782369

Student2Team3rou#

Lovely C. AlmoceraRenz Claudel O. ArboledaSarrah Kay S. BravanteCrecialene S. Dela Cruz

Deign Title Deign o! Automated Beehive /ith Android Technology

"rogram Concentration Area mbedded Sytem

Deign Ob+ective Pro,ect O:,ective

The general ob+ective o! thi #ro+ect i to deign a device that can monitorthe tem#erature& humidity and the /eight o! the beehive to meet there4uirement needed by the client in accordance /ith code o! ethic&engineering tandard and conideration o! tradeo!! baed on multi#lecontraint uch a economic& utainability and manu!acturability.

S.ecific O:,ectives

5


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To deign a #rototy#e that could monitor the beehive tem#erature

and humidity.

To develo# an Android a##lication that /ould di#lay the actual

beehive !rame6 tatu and meaurement.

To tet and evaluate the accuracy o! the #rototy#e.

Contraint

conomic

The com#onent that /ere ued !or the building o! the deign #ro+ect/ere #ut into conideration baed on the client6 re4uirement and theavailability o! the com#onent. The deigner ued the com#onent thatare not harm!ul to the client and the environment. Conidering the cot o!the com#onent& the deigner ued not only the a!!ordable material& butalo the #r7cied !unctionality that /a needed !or the deign.

%anufactura:ility

The manu!acturability o! the com#onent /ould be highly a!!ectedde#ending on the availability o! the material. The ca#ability o! the deign#roduced /ith the needed #art and maintenance re!erred the deign6manu!acturability.

Sustaina:ility

The deigner alo conidered the !unctionality o! the device. The deign#ro+ect had an eay to ue !unctionality and /a environmentally !riendly.Conidering the #rocedure& the deigner made ure that there are!e/er #rocedure o that the client /a able to undertand and /or8 /ith

it /ithout o much time /ated.

Standard

59):;' 9 I Recommended

"ractice in the Selection o!Re!erence Ambient Condition !orTet %eaurement o! lectricalA##aratu

The deigner conidered the tandard during the meaurement o!tem#erature and humidity inide o! a beehive. The tandard /a ued inall three deign created by the deigner ince all deign hatem#erature and humidity enor.

AST%


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I tandard ;('.)*.) !or

Bluetooth irele Technology

The deigner ued the tandard !or the communication !rom the#rototy#e to the Android a##lication intalled in an android device.

I>OR%AT II ? )**igure ).) "ro+ect Develo#ment......................................................................................................................'>igure 5.) In#ut9"roce9Out#ut.......................................................................................................................;>igure 5.' Sytem >lo/chart..........................................................................................................................)(>igure 5.5 Illutrative Diagram........................................................................................................................))>igure 5.= ?b@ Load cell enor.......................................................................................................................)=>igure 5.= ?a@ Automated Beehive..................................................................................................................)=>igure 5.* Schematic Deign o! Automated Beehive /ith Android Technology uing Load cell enor........)*>igure 5.?b@ Tor4ue Senor...........................................................................................................................'(>igure 5.?a@ Automated Beehive Deign '....................................................................................................'(>igure 5.< Schematic Deign o! Automated Beehive /ith Android Technology uing Tor4ue enor...........')>igure 5.;.?b@ Touch Senor...........................................................................................................................'

>igure 5.;.?a@ Automated Beehive Deign 5...................................................................................................'>igure 5.: Schematic Deign o! Automated Beehive /ith Android Technology uing Touch enor.............'igure 5.)( 3ra#hical er Inter!ace Deign.................................................................................................5(>igure 5.)) 3ra#hical er Inter!ace Deign "hae '.................................................................................5(>igure 5.)' So!t/are Develo#ment Li!e Cycle.............................................................................................5)>igure 5.)5 Data >lo/ Diagram......................................................................................................................5'>igure =.) Subordinate ran8ing o! Load cell in economic cot.......................................................................5

*


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>igure =.' Subordinate ran8ing o! Tor4ue enor in economic cot..............................................................5igure =.5 Subordinate ran8ing o! Load cell enor in manu!acturability.......................................................5;>igure =.= Subordinate ran8ing o! Touch enor in manu!acturability...........................................................5:>igure =.* Subordinate ran8ing o! Load cell baed on utainability.............................................................=(

>igure =. Subordinate ran8ing o! Touch enor baed on utainability......................................................=)>igure *.) >inal Deign "rototy#e..................................................................................................................==>igure *.' Digital Eygrometer.........................................................................................................................=>igure *.5 "ortable Digital eight Scale........................................................................................................=>igure *.= The device /a hel#!ul to the uer................................................................................................*(>igure *. The device can generate accurate reult....................................................................................*(>igure *.< The device i a!!ordable.................................................................................................................*)>igure *.; The device i eay to ue..............................................................................................................*)>igure *.: The o!t/are i eay to ue...........................................................................................................*'>igure *.)( The out#ut generated can eaily tranmit to android device......................................................*'>igure *.)) The device i a!e !or the uer.....................................................................................................*5


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L$ST O) TABLS

Table 59) Cot o! %aterial o! Deign )..........................................................................................................)5Table 59' Deign ) S#eci!ication o! %aterial o! Deign ).............................................................................) >I3RS............................................................................................................................................vLIST O> TABLS..............................................................................................................................................viLIST O> ABBRFIATIOS..............................................................................................................................viiTABL O> COTTS..................................................................................................................................viiiCEA"TR ). "ROGCT BACK3ROD..................................................................................................)

The "ro+ect...............................................................................................................................................)"ro+ect Ob+ective....................................................................................................................................)The Client.................................................................................................................................................'"ro+ect Sco#e and Limitation...................................................................................................................'"ro+ect Develo#ment................................................................................................................................'

CEA"TR '. DSI3 I"TS..................................................................................................................*Deign Contraint...................................................................................................................................*Deign Standard.....................................................................................................................................*So!t/are Re4uirement............................................................................................................................Eard/are Re4uirement..........................................................................................................................

CEA"TR 5. "ROGCT2 SHST% DSI3.............................................................................................;In#ut9"roce9Out#ut...............................................................................................................................;Sytem >lo/chart...................................................................................................................................)(Illutrative Diagram.................................................................................................................................))Eard/are Deign....................................................................................................................................)'

Deign )1 ing Load Cell.................................................................................................................)'

"rototy#e Deign...........................................................................................................................)=Circuit Diagram..............................................................................................................................)*S#eci!ication and Cot o! %aterial.............................................................................................)IAL DSI3...................................................................................................................==>inal Deign............................................................................................................................................==Tet "rocedure and valuation............................................................................................................=*

Tet "rocedure.................................................................................................................................=*Tet valuation...................................................................................................................................=lo/ code i a ty#e o! gra#hical #rogramming language !or a microcontroller that ue

!lo/chart.

Android .rogramming# An Android a## i a o!t/are a##lication running on the Android #lat!orm.

Becaue the Android #lat!orm i built !or mobile device& a ty#ical Android a## i deigned !or aSmart#hone or a tablet "C running on the Android OS.

Hardware Re=uirements

The deign o! the #ro+ect ha been conidered and !actor that /ould a!!ect the #roce o! thedevelo#ment o! the device.

#on the deign o! thi #ro+ect& the deigner conidered the tandard that /ould a!!ect the #rocedevelo#ment o! the device. The !actor that have been conidered are the 8no/ledge& 8ill and materialre4uired !or the develo#ment o! the deign. Thee !actor are dicued belo/1


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;nowledge in the following coursesC

The deigner have a##lied the 8no/ledge learned !rom #reviou coure lited belo/1

Tem.erature and Humidity Sensor# Thi i a multi!unctional enor that give you tem#erature

and relative humidity in!ormation at the ame time. It utilize a DET)) enor that can meetmeaurement need o! general #ur#oe. In relation /ith the tandard the rating o! the range o!the meaurement i '(9:(J& humidity i *JRE Tem#erature 5*. >.

eight# A load cell are ty#e o! enor that can meaure the /eight o! an ob+ect. It convert

!orce into electrical ignal and out#ut that electrical ignal. Senor and controller& a tem#eratureenor and controller i alo one o! the mot accurate tem#erature enor& it #rogrammablecontroller enable you to change the converion de#ending on the code that you u#load. In relation/ith the tandard #o/er voltage o! )'v& ening area :.*5mm ?(.5


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'HAPTR 2# PRO4'T S&ST% DS$"!

$n.ut8Process8Out.ut

The In#ut9"roce9Out#ut i a gra#hical re#reentation o! all !actor2#rocedure in /hich the re4uiredin#ut uch a 8no/ledge& hard/are and o!t/are along /ith multi#le contraint #roceed through datagathering and #lanning to #roduce the mot e!!icient hard/are and o!t/are deign to meet the deignob+ective and arrive at the out#ut o! #roducing a #rototy#e.

>igure 5.) In#ut9"roce9Out#ut

;

$!P(T

Re=uirements inC

;nowledgeC

Circuit Deign

lectronic Circuit

mbedded Sytem

%icrocontroller

"rogramming

So!t/are Deigning

HardwareC

Senor ?Tem#erature&

Eumidity and eight@

Bluetooth module

%icrocontroller

SoftwareC

Android "rogramming

Gava "rogramming

>lo/ code

%ulti.le 'onstraints

ngineering Standards

O(TP(T

Deign o! Automated

Beehive /ith Android

Technology

PRO'SS

Data "athering

%onitoring the tem#eratureand humidity inide o! thebeehive

Sending meage uing

Bluetooth technology

Design

mbedded Sytem

Circuit Deigning

Testing and valuation ofthe design


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>igure 5.) ho/ the re4uirement and ho/ the deign /a #roceed. The in#ut have all the necearyre4uirement be!ore the deign can be #roce. It i the !irt thing that hould be #re#ared. The #roce imade u# o! engineering methodologie re4uired !or the #roduction o! the deign #ro+ect.

The in#ut are made u# o! Kno/ledge& Eard/are& So!t/are& %ulti#le Contraint and Standard

re4uirement. The 8no/ledge re4uirement conit o! the e0#ected !unctionality o! the deign #ro+ect. Thehard/are re4uirement conit o! com#onent and #eri#heral that /ould be ued. The enor /ould beued !or monitoring the inide o! the beehive& Bluetooth module /ould be ued !or communication !rom thedevice itel! to any android device that ha the certain a##lication intalled on mobile device. Themicrocontroller /ould be the main com#onent o! the ytem /here intruction are to be e0ecuted baedon the given in#ut.

The o!t/are re4uirement conit o! #rogramming language to be ued !or the microcontroller andAndroid Device. The Android #rogramming and Gava #rogramming /ould be ued !or the develo#ment o!Android A##lication /hile the Arduino #rogramming /ould be ued !or microcontroller. %ulti#le contraint/ere alo #art o! the in#ut /here it /ould remind the deigner the di!!erent conideration to be oberved

uch a economic& utainability and manu!acturability.

The #roce illutrate ho/ the deign /ould !unction baed on the given in#ut. The 8no/ledgere4uirement conit o! the detailed !unctionality and the engineering techni4ue to be ued. The hard/areho/ ho/ the com#onent /ould be ued according to the deigner in#ut.

:


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System )lowchart

>igure 5.' ho/ the ytem !lo/chart o! the automated beehive and dicued the entire ytem and ho/it /or8.

>igure 5.' Sytem >lo/chart

>igure 5.' e0#lain ho/ the ytem !lo/ throughout the #roce. >irt& the #rototy#e mut be connected toan Android device /ith the a##lication i! they are not connected& the a##lication /ould terminate. Eo/ever&once the #rototy#e and the Android device are connected& the three in#ut button that uer could elect/ould be available. The three in#ut button conit o! tem#erature& humidity& and /eight. hen one o! thebutton i elected& the corre#onding out#ut /ould be di#layed on the Android device.

)(


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$llustrative Diagram

The >igure 5.5 ho/ an illutrative diagram o! ho/ each com#onent interact /ith one another.

>igure 5.5 Illutrative Diagram

>igure 5.5 i an illutration o! the com#onent and #eri#heral that i ue !or the #roduction o! the deign#ro+ect. It come along /ith the !ollo/ing lit o! deign tandard that /a tated #reviouly uch a 59):;' 9I Recommended "ractice in the Selection o! Re!erence Ambient Condition !or Tet %eaurement o!lectrical A##aratu. The #ur#oe o! the aid tandard i !or re!erence value !or certain ambient#arameter /hich are igni!icant in electrical tet meaure. Alo I tandard ;('.)*.) !or Bluetoothirele Technology i ue !or the communication o! the #rototy#e and the android device.

Descri.tion of each com.onent

P$' %icrocontroller1 A #rogrammable microcontroller made by %icrochi# Technology. It can

manage the o#eration o! embedded ytem ued in mot #ro+ect no/aday.

eight sensor1 A tranducer& /hich ued to /eighing a machine& ob+ect& etc.

DHT661 A combination o! tem#erature and humidity enor& it enure oaring reliability.

Bluetooth Shield1 A /irele hard/are com#onent /a ued !or e0changing data in hort

ditance.

))


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Hardware Design

Design 6C (sing Load 'ell

The !irt deign ued load cell to determine the /eight o! the honey !rom a !rame inide the beehive. The

tem#erature enor and humidity enor meaure the tem#erature and humidity inide the beehive toma8e ure that the urrounding /ould not a!!ect the colonie o! the bee. The tructure meaured by thedevice /a in accordance /ith the tandard !or meauring device.

All the out#ut value !rom the enor /ere directed to the microcontroller /hich #roceed the valueta8en be!ore tranmitting it to another device by the ue o! Bluetooth hield. The Bluetooth hield /a ued!or tranmiion o! data to/ard Android Device. The Android device #reent the #roceed data.

The deigner conidered the tandard !or load cell that /a ued in deigning a #rototy#e. According toSTD ):*( tandard& load cell i a ingle #oint #lat!orm and a train gauge baed lo/ #ro!ile bendingbeam load cell and i uitable !or ingle #oint #lat!orm cale having #lat!orm ranging u# to

)(((0)(((mm.The deigner alo conider the I tandard o! 59):;' 9 I Recommended "racticein the Selection o! Re!erence Ambient Condition !or Tet %eaurement o! lectrical A##aratu 9 Ingeneral& tet reult and the #er!ormance o! electrical a##aratu are igni!icantly in!luenced by variation inuch #arameter a tem#erature& barometric #reure and humidity. The #ur#oe o! thi Irecommended #ractice i to identi!y and recommend a et o! tandard re!erence value !or certain ambient#arameter /hich are igni!icant in electrical tet meaurement.

Sustaina:ility#

The utainability o! the load cell de#end on the #er!ormance& enitivity and the tem#erature. Accordingto Strain %eaurement& load cell enable a long term tability o! better that (.)J #er year. Although thecom#onent utainability /ould de#end on ho/ long it /ould be ued and /here /ould be ued.

%anufactura:ility#

The manu!acturability o! the com#onent /ould be really bene!icial !or the deigner becaue the load cellcan be #urchaed /ithin the country itel! and you do not need to order it !rom other country.

)'


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conomics#

The deigner too8 conideration o! the cot o! the material to be ued in thi deign. A tated in Table 59) belo/ the lit o! coting that /ould be ued in deigning an automated beehive uing a load cell. A

tated belo/ the load cell i an a!!ordable com#onent.

Table 59) Cot o! %aterial o! Deign )

%aterial Cot

Atmega72@ "E" '*(.((Load cell "E" ;'(.((DHT66 "E" )(*.((Bluetooth shield "E" :5*.(('eramic'a.acitors

"E" )'.((

Resistors "E" '.(('rystal Oscillator "E" '(.((Printed 'ircuitBoard

"E" *)(.((

Rectifier Diode "E" a:le )emaleHeader

"E" ).((

(ART "E" )*.((Lead "E" 5(.((LD "E" '.((Transistor "E" (.((

)erric 'hloride "E" ''.((Beehive "E" 'erric chlorideand latly the Beehive itel! /a alo ued !or the com#letion o! deign ) and each com#onent cot "h#'.((& "h# (.((& "h# ''.(( and "h# '


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Prototy.e Design

The >igure 5.=?a@ illutrate the deign o! Automated beehive& and >igure 5.= ?b@ illutrate deign ) uingload cell enor.

The deigner contructed a Deign o! Automated Beehive /ith Android Technology uing load cell. >igure5.= ?a@ ho/ the tructure o! the beehive uing /ood /hile the enor that have been ued in the deign )i a load cell a ho/n in >igure 5.= ?b@ load cell i attached to the #ly/ood and alo the DET))tem#erature and humidity enor. The tandard ued !or thi deign /a AST%


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'ircuit Diagram>igure 5.* ho/ the chematic o!the electronic com#onent o! theAutomated Beehive /ith AndroidTechnology uing load cell.

)*


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>igure 5.* Schematic Deign o! Automated Beehive /ith Android Technology uing Load cell enor'om.utation for 'ircuit DiagramC

The !ormula belo/ can be ued to get the reitance that the microcontroller i releaing during the#roce. In thi !ormula& the deigner ued the tandard voltage and current needed !or themicrocontroller.

4uation 5.)

)

Ohm6 La/

V = IR

here1F FoltageI CurrentR Reitance

Ohms LawElectronics, Devices and

CircuitsBY: Robert L. Boylestad

In R. B. ahel8y& Electronics,Devices and Circuits heory.

"rentice Eall& '(('

"ivenCF 5.5 FI '((mAR P


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The tandard voltage o! a microcontroller uch a ATmega5'; /a 5.5F and a current o! '((mA. By uing

the given data& reitance could be calculated by uing Ohm6 la/.

V=IR

3.3V=500mA x R

R= 3.3V

200mA

R=16.5

The value o! ).*Q de!ine the reitance needed by the microcontroller during the #roce. There!ore& thereitance calculated uing Ohm6 La/ re#reent the value that coming in and out o! the microcontroller.By 8no/ing the !ormula o! Ohm6 La/& it /ould give the tudent the right voltage& reitance and current tobe ued to avoid hort circuit& over voltage and etc.

S.ecifications and 'ost of %aterials

The total cot o! material in thi deign a tated in Table 59)& i "h# **(.((

Table 59' ho/ the #eci!ication o! material !or deign ) /hich #rovide inight on /hat #articular needo! the deign that the material hould ati!y in order to achieve the deigner6 ob+ective.

Table 59' Deign ) S#eci!ication o! %aterial o! Deign )

%aterials S.ecifications

Atmega72@ >lah 5'8byte"in count ';C" ; bit AFR

)


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Load cell Thic8ne (.'(5 mm ?(.((; in.@idth )= mm ?(.** in.@Sening Area& :.*5 mm ?(.5a:le )emaleHeader

; #in& #in

(ART Ty#e B

Lead (.5mm

LD Red& 3reen *mm

Transistor RT:)52 5.5F regulator

)erric 'hlorideBeehive ; !rame& to# lid

Table 59' #rovide a #eci!ication regarding the com#onent that the deigner ued !or the !irt deignuch a ATmega5';& load cell& DET)) enor& Bluetooth hield& ceramic ca#acitor& reitor& crytalocillator& #rinted circuit board& recti!ier diode& tac8able !emale header& ART& Lead& LD& tranitor& !erricchloride and the Beehive.

The economic contraint /ith re#ect to the material that i being ued !or the deign #ro+ect by uing

/eight enor ?load cell@ i +ut right. The com#onent that are ued !or the building o! the deign #ro+ectare #ut into conideration baed on the client6 re4uirement and the availability o! the com#onent. It ialo not harm!ul to the client and the environment. Conidering the cot& the com#onent i a!!ordable andit !unction #ro#erly. The utainability contraint de#end on the uer or it on ho/ you actually ue thematerial. hile the manu!acturability o! the material i available inide "hili##ine and there i no needto order outide the country !or the material that i ho/n.

);


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Design 2C (sing Tor=ue Sensor

>igure 59 ho/ the tructured o! the Automated Beehive /ith Android Technology uing a tor4ue enora meauring device !or the /eight. Tor4ue enor i a device that /a ued to meaure not only therotation o! a ytem& but alo meaured the a##lied !orce on the ob+ect.

The deign /a alo com#oed o! di!!erent enor uch a tem#erature enor to meaure thetem#erature inide urrounding o! the beehive& a humidity enor to meaure moiture /ithin the beehiveand latly the tor4ue enor to meaure the /eight o! the beehive.

The deigner conider the tandard !or tor4ue enor that need to be ued in deigning a #rototy#e. Thetor4ue i a tranducer that convert mechanical in#ut to an electrical out#ut. The deigner alo coniderthe tandard ISO2IC )


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Bluetooth shield "E" :5*.((

'eramic 'a.acitors "E" )'.((Resistors "E" '.(('rystal Oscillator "E" '(.((

Printed 'ircuit Board "E" *)(.((

Rectifier Diode "E" a:le )emale Header "E" ).(((ART "E" )*.((Lead "E" 5(.((LD "E" '.((Transistor "E" (.(()erric 'hloride "E" ''.((Beehive "E" '


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The deigner contructed a Deign o! Automated beehive /ith Android Technology uing a tor4ue enor.

>igure 5. ?a@ ho/ the tructure o! the beehive uing /ood /hile the enor that have been ued in thedeign ' i a tor4ue enor a ho/n in >igure 5. ?b@. Tor4ue enor i attached to the #ly/ood and alothe DET)) tem#erature and humidity enor. The tandard ued !or thi deign /a AST% igure 5.< ho/ the chematic o! the electronic com#onent o! the Automated Beehive /ith AndroidTechnology uing Tor4ue Senor.

')

>igure 5.?b@ Tor4ue Senor>igure 5.?a@ Automated Beehive Deign '


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>igure 5.< Schematic Deign o! Automated Beehive /ith Android Technology uing Tor4ue enor'om.utation for 'ircuit DiagramC

The !ormula belo/ can be ued to get the reitance that the microcontroller ireleaing during the #roce. In thi !ormula& the deigner ued the tandardvoltage and current needed !or the microcontroller.

''

Ohm6 La/

V = IR

here1F FoltageI Current

R Reitance



In R. B. ahel8y& Electronics,Devices and Circuits heory.

"rentice Eall& '(('



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4uation 5.)

The tandard voltage o! a microcontroller uch a ATmega5'; /a 5.5F and a current o! '((mA. By uingthe given data& reitance could be calculated by uing Ohm6 la/.

V=IR

3.3V=500mA x R

R= 3.3V

200mA

R=16.5



The total cot o! thi material a ho/n in Table 595& i "h# *'.((.

S#eci!ication and coting o! material !or Deign ' #rovide in!ormation /ith regard to the com#onent thatthe deigner ued !or the com#letion o! Deign '. Table 59= ho/ the detailed tabulation o! eachcom#onent6 #eci!ication.

'5


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Table 59= Deign ' S#eci!ication and Cot o! %aterial uing Tor4ue Senor


Atmega72@ >lah 5'8byte"in count ';

C" ; bit AFRTor=ue Sensor %eaure the rotation in a

ytem%eaure the a##lied !orce in anob+ect

DHT66 Size ''.(mm 0 '(.*mm 0).mmFoltage 5.5 or *F DCReolution ;9bit tem#erature

Bluetooth shield Senitivity1 9;(dBm at (.)JBR

Foltage1 5.5FEot Inter!ace1 SB2ART>lah memory ize1 ;%bit

'eramic 'a.acitors )((n!& ''#!Resistors ).*KQ& 55(Q& )(KQ'rystal Oscillator )%EzPrinted 'ircuit Board "re9enitizedRectifier Diode ) M =(()Stac>a:le )emale Header ; #in& #in(ART Ty#e BLead (.5mm

LD Red& 3reen *mmTransistor RT:)52 5.5F regulator)erric 'hlorideBeehive ; !rame& to# lid

Table 59= ho/ the com#onent #eci!ication o! each material /hich /ould be ued !or the com#letion o!deign '. It could be een here the di!!erent enor that /a ued !or meauring the /eight o! honeyinide the beehive.

Design 7C (sing Touch Sensor

Touch enor i a ty#e o! device that can meaure the /eight o! an ob+ect +ut by a##lying a !orce on it. Byuing thi device the deired /eight !or the honey !rom the !rame can be determined.

The deign /a alo com#oed o! di!!erent enor uch a tem#erature enor to meaure thetem#erature inide urrounding o! the beehive& a humidity enor to meaure moiture /ithin the beehiveand latly the tor4ue enor to meaure the /eight o! the beehive.

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The deigner conider the tandard !or touch enor the touch inter!ace allo/ !or 4uic8 and eay menudriven et u# o! all #arameter including auto zero& #reure range& out#ut range& !ormat o! #reureercent out#ut or it could alo ue the inter!ace to create cutom range by ad+uting the u##er and lo/er#reure. The deigner alo conider the tandard o! 59):;' 9 I Recommended "ractice in theSelection o! Re!erence Ambient Condition !or Tet %eaurement o! lectrical A##aratu 9 In general& tet

reult and the #er!ormance o! electrical a##aratu are igni!icantly in!luenced by variation in uch#arameter a tem#erature& barometric #reure and humidity. The #ur#oe o! thi I recommended#ractice i to identi!y and recommend a et o! tandard re!erence value !or certain ambient #arameter/hich are igni!icant in electrical tet meaurement.

Sustaina:ility#

Touch enor i a enitive com#onent ince it could detect ob+ect eaily. The utainability o! thecom#onent de#end on the /ay it6 being ued. A /hat i tated to an article o! mbedded Com#utingDeign& the #er!ormance& accuracy& and reliability o! the touch enor de#end on the noie generated !roma di#lay uch a LCD. Thu& reliability& #er!ormance& and the 4uality o! uer e0#erience are igni!icantly

a!!ected by ho/ the ytem addree noie.

%anufactura:ility#

The manu!acturability o! the #rototy#e /ould be retrained by the availability o! the com#onent a thedeigner need to #urchae ome com#onent !rom abroad. It ta8e one to t/o month to #urchae thetouch enor.

conomics#

The deigner too8 conideration o! the cot o! the material to be ued in deign 5. A tated in Table 59*belo/ the lit o! coting that /ould be ued in deigning an automated beehive uing a touch enor. Atated belo/& the touch enor /hich the #rice i a little bit higher& but till there i a lot com#any uing atouch enor becaue o! hi economically #rice.

Table 59* Cot o! %aterial uing Touch Senor

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Table 59* ho/ the cot o! each com#onent !or deign 5. >rom the table& it could be een that a di!!erentenor !or meauring the /eight o! the honey inide the beehive /ould be ued !or the meaurement /hich/a the touch enor.

Pro,ect Design

>igure 5.;?a@ illutrate the deign o! Automated beehive& and >igure 5.; ?b@ illutrate the Deign ' uingtouch enor.

'

%aterial Cot

Atmega72@ "E" '*(.((Touch Sensor "E" 5*


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The deigner contructed a Deign o! Automated beehive /ith Android Technology uing tor4ue enor.>igure 5.; ?a@ ho/ the tructure o! the beehive uing /ood /hile the enor that have been ued in thedeign ' /a a tor4ue enor a ho/n in >igure 5.; ?b@. Tor4ue enor i attached to the #ly/ood andalo the DET)) tem#erature and humidity enor. The tandard ued !or thi deign /a AST% igure 5.: ho/ the chematic o! the electronic com#onent o! the Automated Beehive /ith AndroidTechnology uing Touch Senor.

'igure 5.;.?b@ Touch Senor>igure 5.;.?a@ Automated Beehive Deign 5


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>igure 5.: Schematic Deign o! Automated Beehive /ith Android Technology uing Touch enor

'om.utation for 'ircuit DiagramC

The !ormula belo/ can be ued to get the reitance that the microcontroller i releaing during the#roce. In thi !ormula& the deigner ued the tandard voltage and currentneeded !or the microcontroller.

';

Ohm6 La/

V = IR

here1F FoltageI Current

R Reitance



In R. B. ahel8y& Electronics,

Devices and Circuits heory."rentice Eall& '(('



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4uation 5.)

The tandard voltage o! a microcontroller uch a ATmega5'; /a 5.5F and a current o! '((mA. By uingthe given data& reitance could be calculated by uing Ohm6 la/.

V=IR

3.3V=500mA x R

R= 3.3V

200mA

R=16.5



A ho/n in Table 59*& the total cot !or the deign 5 i "h# *()5.((

S#eci!ication and cot o! material !or deign 5 #rovide in!ormation /ith regard to the com#onentneeded by the deigner to com#lete the #rototy#e. Table 59 ho/ the detailed #eci!ication o! eachcom#onent.

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Table 59 Deign 5 S#eci!ication and Cot o! %aterial uing Touch Senor


Atmega72@ >lah 5'8byte"in count ';

C" ; bit AFRTouch Sensor %eaure the a##lied !orce in an

ob+ectDHT66 Size ''.(mm 0 '(.*mm 0

).mmFoltage 5.5 or *F DCReolution ;9bit tem#erature

Bluetooth shield Senitivity1 9;(dBm at (.)JBRFoltage1 5.5FEot Inter!ace1 SB2ART

>lah memory ize1 ;%bit'eramic 'a.acitors )((n!& ''#!Resistors ).*KQ& 55(Q& )(KQ'rystal Oscillator )%EzPrinted 'ircuit Board "re9enitizedRectifier Diode ) M =(()Stac>a:le )emale Header ; #in& #in(ART Ty#e BLead (.5mmLD Red& 3reen *mmTransistor RT:)52 5.5F regulator

)erric 'hlorideBeehive ; !rame& to# lid

The economic contraint /ith re#ect to the material that i being ued !or the deign #ro+ect by uingTouch enor i +ut right becaue the com#onent that /ere ued alo meet the client6 re4uirement& theame /ith eight Senor and Tor4ue enor. It i alo not harm!ul to the client and the environment.Conidering the cot& the com#onent i more a!!ordable com#are to /eight enor and tor4ue enor andtill !unctioning #ro#erly. The utainability contraint de#end on ho/ you ue it or ho/ you ue it. hilethe manu!acturability o! the material i available inide "hili##ine and it can alo be order outide thecountry.Software Design

"ra.hical (ser $nterface Design

>igure 5.)( ho/ the gra#hical uer inter!ace ?3I@ /a deigned to be #leaing to the eye o! our clientin /hich /e ued bee and honey6 to re#reent it. The deign ha di!!erent !eature in /hich our client/ould chec8 directly through their android device the humidity& tem#erature and /eight o! the honey.

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>igure 5.)( 3ra#hical er Inter!ace DeignIn >igure 5.))& it ho/ the econd creen o! the Android A##lication So!t/are that di#lay the real9time

meaurement o! the enor uch a DET)) Tem#erature M Eumidity a /ell a /eight enor. achbutton re#reent di!!erent enor. The close button i ued to terminate2cloe the a##lication the bac!buttoni ued to return to the main creen /hile the o"en buttoni to connect the Android A##lication tothe Bluetooth device attached to the circuit board.

>igure 5.)) 3ra#hical er Inter!ace Deign "hae 'Software Develo.ment Life 'ycle

>igure 5.)' ho/ the develo#ment li!e cycle o! the o!t/are !or the deign.

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>igure 5.)' So!t/are Develo#ment Li!e Cycle

>igure 5.)' ho/ the !lo/ #roce in develo#ing the o!t/are in di!!erent erie. Thu /e conider the

di!!erent tandard and contraint !or thi develo#ment li8e the cot and the availability o! the #art that ineeded& alo the tandard o! each com#onent.

The /ater!all model i a e4uential #roce& regularly ued in o!t/are develo#ment #rocee& in /hichdevelo#ment /a een a !lo/ing #rogreively do/n. In our ater!all %odel /e have i0 #haengineering Re4uirement& Analyi& Deign& Coding& Teting and O#erational.

)irst PhaseC ngineering Re=uirementsThe !irt #hae involve undertanding and !unctionality that i needed !or the deign and it #ur#oe. Inthi #hae the deigner alo conider the client re4uirement.

Second PhaseC AnalysisThe econd #hae involve the o!t/are needed !or #ro#er com#letion o! the #ro+ect i analyzed. In thi#hae the deigner hould decide /hat #rogramming language hould be ued !or the deigning o!t/are.

Third PhaseC DesignThe third #hae involve the deign o! the o!t/are. In thi #hae the deigner hould be ready to ue !orthe ne0t #hae.

)ourth PhaseC 'odingThe !ourth #hae involve the actual coding o! the #rogram created !rom the third #hae. In thi #hae thedeigner !inalize the right #rogramming language to be ued.

)ifth PhaseC TestingThe !i!th #hae involve the teting o! the #rogram. In thi #hae the coding o! the #rogram /a com#lete!rom the #reviou #hae. The teting o! the /ritten code i occurring. In thi #hae it enure that theclient intereted and ati!ied /ith the !inih o!t/are deign. And i! there i a #roblem /ith the code thedeigner need to go bac8 to the deign #hae and the change are im#lemented.

Si0th PhaseC O.erational

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The i0th #hae involve the o#erational o! the #rogram. In thi #hae the deigner com#letely !inihedthe o!t/are and it ho/ the !ully o#erational o!t/are that i ued on the #ro+ect.

System AlgorithmTable 59< ho/ ho/ the android a##lication /a deign to o#erate uing android technology.

Table 59< Sytem Algorithm !or the Deign o! Automated Beehive /ith Android Technology

Initialization In#ut "roce Out#ut

Initialize Tem# (

Android command Di#lay Tem#erature

Com#ute theTem#erature

Di#lay the Tem#erature to the LCD

InitializeEumidity (

Android command Di#lay Eumidity

Com#ute theEumidity

Di#lay the Eumidity to the LCD

Initializeeight (

Android command Di#lay eight

Com#ute theeight

Di#lay the eight to the LCD

Table 59< ho/ the algorithm in /hich the deign /a being o#erated by the deigner. Initialization /a#er!ormed to !ind the initial value o! an ob+ect or device that /a ued !or the deign. The in#ut table re!erto the value that /a in#utted 2 #roceed during the #roduction o! the deign. The #roce table e0#reeho/ the algorithm /or8 in /hich it de#end on the deigner6 in#utted value. The out#ut table ho/ the!inal #roduct o! the #roce /here the data gathered /a ent to the Android device.

Dataflow Diagram

>igure 5.)5 ho/ the data!lo/ diagram o! ho/ the deign /ould #roce !rom hard/are to o!t/are

Command Tem#erature Eumidity eight

>igure 5.)5 Data >lo/ Diagram

Thi data!lo/ diagram /a a re#reentation o! the deign in /hich it ho/ ho/ it /ould /or8. The deignneed to undergo many action a it #roce through the ytem. >irt& the uer /ould o#en the a##licationand connect it to the #rototy#e /ith the ue o! Bluetooth technology. hen the android device ha beenconnected& the uer could elect /hat in#ut to meaure. A!ter the uer elect the in#ut it /ould directlycommunicate to the microcontroller and di#lay the meaured data on the android device.

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(SR AndroidDevice


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'HAPTR 7# DS$"! TRAD8O))S

Design Trade8offs

Starting u# the deign trade9o!!& the deigner conider the !unctionality that can ati!y the economic&utainability and manu!acturability contraint. The deigner elect the ty#e o! /eight enor to be uedthat give the a##ro#riate !unctionality !or the #ro+ect deign.

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In the deign& the ue o! the right /eight enor /a #laced under conideration. The trade9o!! #rovide thecom#arion o! each com#onent to be ued in the circuit. Load cell /a ued to identi!y the /eight o! theob+ect.

Baed on the contraint articulated #reviouly& the variou deciion criteria /ere derived. ing the model

on trade9o!! trategie in engineering deign #reented by Otto and Antonon ?)::)@& the im#ortance o!each criterion ?on a cale o! ( to *& * /ith the highet im#ortance /a aigned and each deigntechnology6 ability to ati!y the criterion ?on a cale !rom 9* to *& * /ith the highet ability to ati!y thecriterion@ /a li8e/ie tabulated.

Belo/ i the com#utation o! ran8ing !or ability to ati!y criterion o! material1

%difference=(Higher ValueLower Value)

Higher Value =uation 9#6

Subordinate Rank=Governing Rank(%Difference )x 10 =uation 9#2

The governing ran8 /a the ub+ective o#tion o! the deigner /here in the value !or the criterion6im#ortance and it ability to ati!y the criterion /ould be choen by the deigner. nli8e ubordinateran8ing& governing ran8 doe not re4uire any calculating. The table belo/ ho/ the am#le o! trade9o!! o!the enor ued in the deigned circuit.

Three chematic deign have been conidered !or the trade9o!! to be ued. The three chematic deignhave a di!!erent ca#abilitie o! /eight enor ued !or the deign o! Automated beehive /ith AndroidTechnology. Deign ) ued Load cell& Deign ' ued tor4ue enor and Deign 5 ued touch enor. In

order to !ind the bet com#onent& it /a rated uing the deigner6 criterion. ach deign ha beendicued #reviouly.

A!ter conidering the deign contraint& the deigner came u# /ith the initial ran8ing on the Deign o!Automated Beehive /ith Android Technology. Table =9) ho/ Deigner ra/ ran8ing baed onutainability& manu!acturability& and cot contraint.

Table =9) Deigner Tabulation >orm

Deciion Criteria Criterion6 Im#ortance?On cale o! ( to *@

Able to ati!y the criterion?On cale !rom 9* to *@

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Deign )

?Load Cell@Deign '?Tor4ue Senor@

Deign 5?Touch Senor@

conomic ?Cot@ * = ' 1%anu!acturability?Availability@

5 1 5 =

Sutainability ?Li!e S#an@ = = 1 5Overall Ran> *) 5: =:Re#erence: ?Otto& )::)@htt":$$www.desi%n.caltech.edu$Research$&ublications$'(e."d# on )arch **, +(*.

In determining the trade9o!! !or the deign& the deigner aigned re#ective im#ortance value !or eachcriterion ho/n in Table =9). The economic contraint or the cot o! the device /a given im#ortance byran8ing it into the highet value& /hich /ere given a !ive ince the device mut be lo/9cot and /aavailable to manu!acture /ith le e0#ene. The deigner had alo ta8en into conideration theim#ortance o! utainability or the li!e #an o! the material ued and it /ere conidered to be the econdon the highet value uch a !our ince the material ha it o/n ca#ability to tay longer. Themanu!acturability or the availability o! material ued /a conidered to be the third. It doen6t really matter/hether the material /ere bought locally or internationally& yet im#ortant to conider becaue it deal /iththe time o! labor.

TRAD8O)) F6C conomics

$nitial 'ost stimate for Design of Automated Beehive with Android Technology

Table =9' ho/ the over9all cot o! the Deign )& ' and 5. The ran8ing& tated in the tradeo!! table /ouldbe baed on the !ormula that i com#uted. The total cot !or each #eci!ic com#onent to be ued /atabulated #reviouly.

Table =9' Initial Cot o! each com#onent

Deign Category Total

Deign ) "E" *&*(.((

Deign ' "E" &*'.((

Deign 5 "E" *&()5.((

Table =9' re#reent the #rice o! the device in the indutry and it 4uantitie /hen manu!actured. Thee4uation mentioned above /ere conidered to calculate !or the value o! the ability to ati!y the criterion.

'om.utation for Trade8Offs F6C

To com#ute the value o! the ability to ati!y the criterion the deigner need to determine the value o! theubordinate ran8. As for the Design 6 -LOAD 'LL/C

%difference=(Load ell!ouch Sen"or )

(Load ell)

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To get the #ercent di!!erence& ubtract the value o! the !irt deign that conit o! Load cell to the valueo! the third deign that conit o! Touch enor and divide it into the value o! Load cell.

%difference=55065013

(5506 )

%difference=0.089

Subordinate Rank=Governing Rank(%difference )x10

Subordinate Rank=5 (0.089 )x 10

Subordinate Rank=3.95

>igure =.) Subordinate ran8ing o! Load cell in economic cot

>igure =.) re#reent the ubordinate ran8ing o! the device& load cell& to ati!y the criterion !rom Table =9).The value calculated igni!ie the im#ortance o! a device in a deign #ro+ect. A the >igure ho/& load cellha the igni!icance o! 95.:* /hich mean that it /a one o! the main com#onent o! the #rototy#e.

The value calculated !rom the ubordinate ran8 /ould be tailing in the Table =9). To calculate the value o!the criterion o! Design 2 -Tor=ue Sensor/& ue e4uation '.) and '.'1

%difference=!or#ue Sen"orLoad cell

(!or#ue Sen"or)

%difference=6562

5506

(6562 )

%difference=0.16



5


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Subordinate Rank=3.4$3

>igure =.' Subordinate ran8ing o! Tor4ue enor in economic cot

>igure =.' re#reent the imilarity to the Load cell& Tor4ue enor criterion /a tailed under Table 59'. Thi

ho/ that Load cell ha a higher criterion that it ac4uire during the calculation. Thi /a due to thea!!ordability o! the device in the mar8et. Conidering the value o! the >igure =9)& it ho/ that in >igure =9'&load cell ha a higher im#ortance than tor4ue enor having a value o! 5.= !or the economic cot criterion.

TRAD8O)) F2C %anufactura:ility

Table =95 ho/ the etimated number o! day in order to ac4uire the enor ued !or the three deign.The table i ued a the bai o! the ran8ing on Trade9o!! in accordance /ith the com#utation.

Table =95 Availability o! the %aterial

Design Sensors Days(s) to AcquireDe"i!n 1 #oad cell 1De"i!n 2 Tor$ue "en"or %De"i!n 3 Touch "en"or &

A tated on the #reviou cha#ter& manu!acturability /a one o! the mot im#ortant deign contraintbecaue ome o! the com#onent may not be available /ithin the country and thu needed to be boughtoutide o! the country. The etimated day to ac4uire the deired com#onent are ) day ince thecom#onent i available /ithin the country.


Touch enor ha imilaritie to Tor4ue enor /hen it come to the availability o! the material. Though thetouch enor can alo be !ound outide the country& tor4ue enor i indeed hard to !ind com#ared to touchenor. ing the e4uation =.) and =.'& the value o! manu!acturability criterion can be calculated.

%difference=(!or#ue "en"or availabilitLoad cell availabilit )

(!or#ue "en"or availabilit )

5;


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%difference=(71 )

(7 )

%difference=0.86


Subordinate Rank=3(0.86 )x10


>igure =.5 Subordinate ran8ing o! Load cell enor in manu!acturability

>igure =.5 ho/ the com#uted value ac4uired !or the manu!acturability o! the Load cell enor conideringthe time it ta8e to aemble the device on the #rototy#e. >rom the calculated value& 9).5( re#reent theratio o! availability o! the material to be ued to com#lete the #rototy#e.

ing the ame e4uation& the value o! the Touch Senor can be calculated a !ollo/1

%difference=(!ouch"en"or availabilitLoad cell availabilit )

(!ouch "en"or availabilit )

%difference=(51 )

(5 )

%difference=0.8


Subordinate Rank=3(0.8)x 10

Subordinate Rank=5

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>igure =.= Subordinate ran8ing o! Touch enor in manu!acturability

ing the ame e4uation ued to com#ute the value o! manu!acturability on load cell& >igure =9= re#reentthe com#uted value !or the touch enor. Conidering the value o! *& it re#reent the ratio o! theavailability o! the device in the mar8et.

TRAD8O)) F7C Sustaina:ility

Table =9= ho/ the li!e #an or utainability o! each com#onent de#ending on their 4uality. The deignerconidered another method o! com#uting the utainability criterion. The criteria /ere ran8ed !rom ) to 5/herein 5 i the highet /hich mean it /a the bet. ' mean better and ) mean good. The ran8ing /abaed u#on the utainability o! the material that i being ued on the deign #rototy#e. The bai o!thee criteria /a ta8en baed on the com#onent accuracy& enitivity& tability& time it /ould re#one&linearity and their li!e #an.

Table =9= Sutainability o! com#onent

Criteria Deign ) ?Load Cell@ Deign ' ?Tor4ueSenor@ Deign 5 ?TouchSenor@

Accuracy 5 ) '

Senitivity ' ) 5

Stability 5 ' )

Li!e S#an ' 5 )

>at Re#one Time 5 ) '

Linearity ' 5 )

Total )* )) )(

The deigner choe the Load cell deign to obtain the highet ran8 due to it availability and utainability

to be ued in the #rototy#e. To calculate the value o! the ability to ati!y the utainability criterion& it /are4uired to determine the value o! the ubordinate ran8.


By uing the ame e4uation !rom be!ore e4uation '.) and '.'& the deigner /ere able to com#ute thevalue needed !or the aid criterion.

=(


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%difference=(Higher valueLower value )

( highervalue)

%difference=(1510)

(15 )

%difference=0.33

Subordinate Rank=Governing Rank(%difference)x10



>igure =.* Subordinate ran8ing o! Load cell baed on utainability

>igure =.* ho/ the ac4uired value !or the ubordinate ran8 !or load cell de#ending on the deignerchoen device to /or8 on the #rototy#e. The calculated value o! (.


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>igure =. Subordinate ran8ing o! Touch enor baed on utainability

The calculation in >igure =. ho/ that the load cell deign ta8e advantage in term o! it utainability. Itha the 4uality that /a needed !or the #rototy#e to be com#leted among other deign #reent. Thecalculated value o! ).= ho/ the utainability o! the touch enor according to the deired o! the

deigner.

Summary of Trade8OffsC

Baed on the contraint articulated #reviouly& the variou deciion criteria /ere derived. ing the modelon trade9o!! trategie in engineering deign #reented by Otto and Antonon ?)::)@& the im#ortance o!each criterion ?on a cale o! ( to *& * /ith the highet im#ortance /a aigned and each deigntechnology6 ability to ati!y the criterion ?on a cale !rom 9* to *& * /ith the highet ability to ati!y thecriterion@ /a li8e/ie tabulated. Table *9* ho/ the tabulation o! the criterion !or the deign #ro+ect.

Table =9* Tabulation o! Trade9o!!

Deciion Criteria Criterion6 Im#ortance?On cale o! ( to *@

Able to ati!y the criterion?On cale !rom 9* to *@

Deign )

?Load Cell@Deign '?Tor4ue Senor@

Deign 5?Touch Senor@

conomic ?Cot@ * = ' 1%anu!acturability?Availability@

5 1 5 =

Sutainability ?Li!e S#an@ = = 1 5Overall Ran> *) 5: =:

The deigner ran8ing ection de#end on the im#ortance o! the contraint. The economic criterion /aet to !ive ?1@ becaue the client /ant it to be a!!ordable. The utainability /a ran8ed a the econdhighet /ith the ran8 o! !our ?9@ becaue the client /ant it to have a long li!e at the ame time& the!unctionality o! the enor ued i accurate& lat /a the manu!acturability criterion /hich ran8 a three ? 7@becaue the deigner /anted all the com#onent to be available in the country and it alo conider thetime to #roce the #rototy#e.

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The Table =9* ho/ the value ta8en !rom the com#utation that the deigner came u# /ith in order to !indthe ati!ying value !or the trade9o!! o! each com#onent. The one /ith the highet value /ould be choen!or the deign. A een in the Table =9*& Deign ) uing load cell ha the highet overall value among theother t/o com#onent baed on the com#utation conidering the cot& availability and it utainabilitythat /a uited !or the deign.

The deigner baed the cot o! each com#onent de#ending on the #rice o! the enor in the mar8et.The Deign 5 ?touch enor@ obtained the highet value ince it ha the lo/et #rice among other it /athen !ollo/ed by Deign ) ?load cell@ and Deign ' ?tor4ue enor@. A !or the utainability o! each enor&Deign ' ?tor4ue enor@ obtained the highet value due to it utainability /hile the ret o! the enordoe not& ho/ever& even though Deign ' ha the highet value o! utainability the deigner till chooeDeign ) due to other reaon uch a availability. The deigner alo need to conider the time andavailability o! each enor and baed on the manu!acturability criterion& Deign ) uing Load Cell haobtained the highet value ince the device /a available /ithin the country. And ince Load Cell haecond to the lo/et value /hen it come to cot& the deigner #re!erred to ue it due to ho/ it !itted !orthe deign.

$nfluence of Design Trade Offs in the )inal Design

The contraint& trade9o!! and tandard contributed in the #roduction o! thi deign. In accordance /iththe multi#le contraint that the deigner tated& chooing the right com#onent de#end on thea!!ordability o! the material the number o! year that the com#onent may be ued /ithout beingre#laced and the availability o! the material in order !or the #roduction o! the deign to meet the deadline.Thee contraint became the criteria !or the tradeo!! table /here the com#arion !or each enor to beued /ere e0#reed.

The tandard tated in the #reviou cha#ter have been conidered /hen meaurement !or each #eci!iccom#onent and #roce /ere ta8en. The tandard tated #reviouly become one o! the contributing!actor to/ard the ucce o! the deign.

Design 'riterion 6C conomic -'ost/

The cot o! each com#onent have been ta8en into conideration in the develo#ment o! the deign. Thedeigner antici#ated the over9all cot baed on the #rice o! each com#onent. The tradeo!! o! the enor/ere conducted through calculation to determine the right com#onent to be ued. A calculated !rom the#reviou cha#ter& Table =9' ho/ that touch enor ha the highet cale due to it lo/ cot& ho/ever&even though the touch enor ha the lo/et cot& load cell /a till choen !or the com#letion o! the#rototy#e ince it6 available in the country.

Design 'riterion 2C %anufactura:ility -Availa:ility of %aterials/

The availability o! the material ha been ta8en into conideration !or the ucce o! the deign there!ore thechoen com#onent mut be available to meet the deadline o! the #roduction. Table =95 ho/ the di!!erentavailability o! each com#onent ued !or trade9o!!. The ue o! load cell ha the highet cale due to itavailability /ithin the country.

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A calculated in the #reviou cha#ter& the load cell i more adviable to ue com#ared to tor4ue enor andtouch enor. The deigner have choen load cell 8no/ing that the cot i a!!ordable& utainable !or thedeign #ro+ect and ince the device /a available in the country. The tandard have been the bai thatneed to be conidered u#on the ue o! each #eci!ic com#onent and #roce ta8en by the deigner.

Design 'riterion 7C Sustaina:ility -Life S.an/

The li!e #an o! the com#onent /a alo ta8en into conideration to ma8e the #rototy#e lat a long time.Table =9= ho/ the li!e #an o! each com#onent. The com#onent /ith the highet value /a Deign '/hich conit o! Tor4ue enor and thi /a due to the !act that Tor4ue enor /a more e0#enive andthere!ore ha the 4uality to lat longer than the ret. Eo/ever& the choen com#onent to com#lete the#rototy#e /a Deign ) /hich conit o! Load cell becaue o! ho/ a!!ordable it /a com#ared to tor4ueenor and due to it availability in the mar8et. Alo Deign ) ?Load cell@ /a ran8ed econd !or latinglonger unli8e touch enor.

'HAPTR 9# )$!AL DS$"!)inal Design

>igure *.) ho/ the !inal deign o! the #rototy#e a!ter aembling the com#onent. The deigner choethe load cell a a meauring device !or the /eight meaurement. The election /a made baed on thedi!!erent contraint dicued in the #reviou cha#ter. The load cell i the mot a!!ordable device and iavailable in the country among the 5 deign. Connecting load cell to the home made #rototy#e i eaier by

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connecting the /ire !rom the load cell to the #rototy#e and the ret i run by the microcontroller o! the#rototy#e. A!ter the connection& the uer only need to connect to the Bluetooth device connected to thehome made #rototy#e in order to run the a##lication !rom the Android Device. Once the Android device iconnected to the Bluetooth device& the uer /ould run the a##lication by electing the a##ro#riate buttonuch a tem#erature& humidity and2or /eight button to ho/ the real9time value.

>igure *.) >inal Deign "rototy#e

The deigner deign a homemade #rototy#e !or the beehive to accurately get the #recie data !or the#rototy#e. The homemade #rototy#e i li8e the heart o! the /hole ytem becaue the #rototy#e ha themicrocontroller /hich hold the /hole !unctionality o! the #rototy#e and it alo ha di!!erent ca#acitor andreitor that6 erved a the econd im#ortant #art o! the homemade #rototy#e.

Baed on the tandard I Recommended "ractice !or 3eneral "rinci#le o! Tem#erature %eaurementa A##lied to lectrical A##aratu and I tandard ;('.)*.) !or Bluetooth irele Technology& thedeigner ued device that ha lo/ radio !re4uency to avoid any unneceary diturbance to theurrounding o! the bee uch a DET)) Senor !or tem#erature and humidity and Bluetooth Shield !or thetranmiion o! data !rom the #rototy#e to android device. The deigner alo too8 conideration o! theeconomic ?cot@& manu!acturability ?availability@ and utainability ?li!e #an@ o! each device ued in the#roduction o! the #ro+ect. The device ued !or thi #ro+ect are a!!ordable and can be bought /ithin thecountry.

=*


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Test Procedures and valuation

The teting and evaluation /ere baed on the di!!erent tandard that /a involved in the #roduction o! the#ro+ect baed on the #eci!ic ob+ective et in Cha#ter ) "ro+ect Bac8ground.

Test Procedures

To tet and evaluate the deign according to the tandard o! the #rototy#e& the deigner conidered theenvironment o! the bee and o! the uer and hould be teted on both hard/are and o!t/are a#ect.

The ability o! the device ha been teted. The o!t/are6 ca#abilitie to re#reent the given data o! thedevice are alo teted. The o!t/are ha recreated the given data to a 3ra#hical er Inter!ace ?3I@ to beundertood by the client. Another com#onent /ould be ued to get the actual value o! the tem#erature&humidity and /eight in order to chec8 the accuracy o! the reult that /ould be ta8en !rom the #rototy#e.

The !ormula belo/ /a ued to tet the accuracy o! each value.

%Accurac=(&ea"uredValueActual Value )x100 4uation *.)The actual value /ould be ta8en uing the digital hygrometer and #ortable digital /eight cale therea!ter it/ould be di!!erentiate /ith the meaured value ta8en !rom the #rototy#e. The accuracy /ould be baed on/hether the meaured value ha the ame out#ut a the actual value.

I! the reult o! the tet /ere cloe to the value ta8en !rom the digital hygrometer and #ortable digital/eighing cale& the reult /ere conidered accurate& other/ie OT accurate.

Hardware Test

The hard/are ha been teted baed on the ob+ective dicued in the !irt cha#ter o! thedocument. The #rototy#e ha been teted uing another device uch a Digital Eygrometer to

=


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determine /hether the tem#erature and humidity enor inide the beehive #rovide accuratereading.

>igure *.' ho/ the device that /a ued !or actual readingo! the tem#erature and humidity o! the inide o! the

beehive. The digital hygrometer ha a tem#eraturerange bet/een 9*(C to


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The deigner connected the #rototy#e to the android device by o#ening the Bluetooth !rom theandroid device and earching !or the Bluetooth name o! the #rototy#e. A!ter all the teting andconnection o! android a##lication and #rototy#e& the deigner could gather the data !rom theandroid a##lication and chec8 the accuracy o! the data gathered !rom the #rototy#e.

Tet o! Accuracy !or Tem#eratureThe deigner teted the accuracy o! the Tem#erature enor by gathering the data !rom the#rototy#e and uing the digital hygrometer that erved to #rovide the actual value o! thetem#erature.

Tet o! Accuracy !or EumidityThe deigner teted the accuracy o! the Eumidity enor !rom the #rototy#e to the digitalhygrometer the ame teting done !or the tem#erature /a made to humidity enor.

Tet o! Accuracy !or eightThe deigner teted the accuracy o! the eight enor inide the #rototy#e by uing a calibrator

in order !or the /eight enor to #roduce a value.

Test valuation

The evaluation o! thi #ro+ect /a ta8en through the urvey !orm to be #rovided to the #oible direct uero! the #rototy#e. The 4uetion tated in the urvey !orm /ere baed on the #eci!ic ob+ective et in the!irt cha#ter o! thi document.

Test and valuation Results

Test Results

The !ollo/ing tet reult /ere ac4uired uing the teting #rocedure mentioned in the #reviou ection o!the document. >or monitoring& the deigner mut !irt identi!y /hat tem#erature and humidity bet uitthe inide o! the beehive. >or chec8ing the accuracy o! the gathered data& the !ormula tated in the#reviou ection /a done to calculate /hether the #rototy#e can be ue!ul to other. ?See A##endi0 D !oram#le image reult@

The deigner #roduced a three trial tet in order to tet the accuracy o! each #eci!ic com#onent /heretheActual Valuecame !rom the Digital Eygrometer that meaure tem#erature and humidity /hile the

=;


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Measured Valuecame !rom the #rototy#e& DET)) enor. Table *9)& *9' and *95 ho/ the data that /agathered.

Table *9) Accuracy Tet !or Tem#erature

Trial Actual Falue %eaured Falue J Accuracy Remar8) '=C '5C :*.;5J Accurate

' '5.5C '5C :;.


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#ercentage accuracy hould be greater than or e4ual to :*J to conider the reult a accurate& other/ienot accurate. ?See A##endi0 !or com#utation@

valuation Results

The deigner decided that the tet o! evaluation /ould be baed on criteria in a !orm o! urvey to veri!y the#rototy#e6 accuracy a to /hat the #eci!ic ob+ective conveyed. Once the evaluation reult o! the #ro+ectmet /ith the three #eci!ic ob+ective tated in cha#ter )& the ati!action o! the client /ould be guaranteed/ith re#ect to the #ro+ect6 com#letion.

Table *9= Client6 valuation >orm

SRFH

Kindly chec8 the corre#onding number according to the bet #er!ormance through the cale #rovided

) N Strongly Diagree ' N Diagree 5 N ndecided = N Agree * N Strongly Agree

Decri#tion1 ) ' 5 = *

). The device i hel#!ul to the uer

'. The device can generate accurate reult5. The device i a!!ordable

=. The device i eay to ue

*. The o!t/are i eay to ue

. The out#ut generated can eaily tranmit to androiddevice

igure *.= ho/ the evaluation reult !rom the urvey. Baed on the client& * out o! )( agreed that thedevice /ould be hel#!ul !or the #roduction o! honey.

*(


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1()1()

1()

&()

2()

The device is helpful to the user

*tron!ly Di"a!ree Di"a!ree Undecided

A!ree *tron!ly A!ree

>igure *.= The device /a hel#!ul to the uer

>igure *. ho/ the reult to the tatement regarding the accuracy reult o! the #rototy#e. out )( havetrongly agreed that the #rototy#e could #roduce an accurate reult /hile 5 out )( had agreed and only )had diagreed.

1()

3()+()

The device can generate accurate results



>igure *. The device can generate accurate reult

>igure *.< ho/ the reult /hether the #rototy#e /a a!!ordable !or the uer. < out o! )( had tronglyagreed that the #rototy#e /a a!!ordable and that /a due to the com#onent ued !or the com#letion o!the #rototy#e.

*)


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1()

2()

%()

The device is aordable



>igure *.< The device i a!!ordable

>igure *.; re#reent the reult /ith regard to the uage o! the #rototy#e. out o! )( had trongly agreedthat the #rototy#e /a eaier to ue due to the #rocedure #rovided to them.

4()

+()

The device is easy to use



>igure *.; The device i eay to ue

>igure *.: ho/ that = out o! )( had trongly agreed regarding the eay uage o! o!t/are. Only ' out o!)( /ere undecided and that /a becaue ' o! the client are till not ued to android technology.

*'


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2()

4()

4()

The software is easy to use



>igure *.: The o!t/are i eay to ue

>igure *.)( ho/ that = out o! )( had trongly agreed that the #rototy#e could generate a reult to theandroid device. Only ' out o! )( had been undecided due to the !re4uency tranmiion on their area.

1()

2()

3()

4()

The output generated can easily transmit to android device



>igure *.)( The out#ut generated can eaily tranmit to android device

>igure *.)) ho/ that ; out o! )( had trongly agreed that the #rototy#e /a a!e to ue !or the client.Thi /a due to the !act that there are no harm!ul or hazardou element on the #rototy#e6 content.

*5


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2()

()

The device is safe for the user



>igure *.)) The device i a!e !or the uer

'onclusion

The deigner concluded that baed on the trial o! teting reult made& the ob+ective /a met. Thedeigner /ere able to com#lete the deign conidering the code and engineering tandard& multi#lecontraint and tradeo!!.

To iterate& the deigner had ta8en conideration o! the com#utation and deciion made in trade9o!! inorder to come u# /ith a good deign. Among the multi#le contraint that /a ued !or the com#letion o!the deign /ere economic& manu!acturability and utainability. In the !inal deign& conidering theavailability and utainability o! the material& the deigner ued load cell !or meauring the /eight o! thehoney inide the beehive. Another bene!it o! the material ued /a that& load cell /a econd #lace amongthe three deign /hen it come to cot. The deigner ued the tandard houe o! the bee /hich /a#ly/ood.

A Bluetooth /a alo ued !or the communication o! the #rototy#e and Android device. Thi device /aued o that the data gathered !rom the enor inide the beehive /ould di#lay on the Android device o!the uer uing the Android A##lication. Latly& the deigner /ere able to u!!ice the ob+ective /hich /a

the accuracy. The deigner conducted three trial to tet the accuracy o! the #rototy#e and by uinganother device that #rovide the actual meaurement !or the tem#erature& humidity and /eight.

R)R!'S

*=


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-oylel"tad, R. 2((2/. 0lectronic", Deice" and Circuit" Theory. n R. -. a"hel"y,

Electronics, Devices and Circuits Theory.5rentice 6all, 2((2.

Central, e.78. 9. n.d./. Load Cell (Weight) Sensor, Temperature Sensor & Controller.

Retrieed fro http:;;www.e7!iana!net

?ile": http:;;@ana!net.le".wordpre"".co;2((;(%;copari"on7ieee7(27

"tandard".pdf

nc., *. D. n.d./. 'orce and Torue Caliration Laoratory. Retrieed fro

http:;;www."ende.co;product"7and7"erice";force7and7tor$ue7calibration"

nput*+rocess*utput. nd/. Retrieed fro Biipedia: www.wiipedia.co;nput7

5roce""7utput.htl

=endall, =. . 2(11, 2((, 2((&/. -System nalysis Design !th edition/.5ear"on

0ducation.

tto, =. . 1EE1/. Trade7oF "trate!ie" in en!ineerin! de"i!n. n =. . tto, 0esearch

in Engineering Designpp. olue 3, nuber 2, pa!e" %71(4./.

Technolo!y, . n.d./. Retrieed fro

http:;;www.ieeeeGplore.ieee.or!;Gpl;"tandard".@"p

**


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APP!D$'S

APP!D$G A

Bluetooth Shield

*


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APP!D$G A

Bluetooth Shield

*


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*;


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APP!D$G BLoad Cell ?eight@ Senor

*:


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APP!D$G B

Load ell (!eight) Sensor" TemperatureSensor # ontroller (e$%i&mo)

e*1i2mo +rogrammale load cell controller 3ith digitalcomparator output. ccepts 3ide range o4 load

cells.Easy calira5on procedure. $$ its conversion.

Serialoutput 4acilitates communica5ons 3ith host

controllers.0S*#6# level serial output availale as an op5on.

+o3er input7$#8

6ardware 9anual Re 1r(e*1i2mo +rogrammale temperature controller

3ithdigital comparator output. "*$"" C temperature

range3ith the use o4 L96%D as temperature sensor.

0S*#6#level serial output availale as an op5on.

+o3er input7$#8

A" of tho"e any wei!hin! !ad!et", e78i


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3ith the use o4 L96%D as temperaturesensor. 0S*#6#level serial output availale as an op5on.+o3er input7$#8

A" of tho"e any wei!hin! !ad!et", e78i


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'


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APP!D$G 'AT%ega5'; S#eci!ication

APP!D$G '

The high-performance Atmel 8-bit AVR RISC-based microcontroller combines 32KB ISflash memor! "ith read-"hile-"rite capabilities# $KB %%R&'# 2KB SRA'# 23 generalp(rpose I)& lines# 32 general p(rpose "or*ing registers# three fle+ible timer)co(nters "ithcompare modes# internal and e+ternal interr(pts# serial programmable ,SART# a b!te-oriented 2-"ire serial interface# SI serial port# -channel $.-bit A)/ con0erter 18-channelsin T and 4)'5 pac*ages6# programmable "atchdog timer "ith internal oscillator#and fi0e soft"are selectable po"er sa0ing modes7 The de0ice operates bet"een $78-70olts79 &perating Voltage: $78 - 7V for ATmega;8A)88A)$8A)328

9 Temperat(re Range: ;.


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=


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APP!D$G DImage Reult

APP!D$G D

Eard/are M So!t/are Image1

eight $mage ResultC

*


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Tem.erature $mage ResultC

Humidity $mage ResultC


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APP!D$G Com#utation Teting

APP!D$G

;


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Calculation !or table *9)1

)or Tem.erature SensorC

)ttrial

%Accurac=&ea"ured Value

Actual Value x100

%Accurac=23'

24' x 100

%Accurac=95.83

'ndtrial


Actual Value x100

%Accurac= 23'

23.3 ' x100

%Accurac=98.71

5rdtrial


Actual Value x100

%Accurac= 30

' 30.5 '

x100

%Accurac=98.36

)or Humidity SensorC

:


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)ttrial


Actual Value

x100

%Accurac=52

52x 100

%Accurac=100

'nd

trial


Actual Value x100

%Accurac=53

55x100

%Accurac=96.36

5rdtrial


Actual Value x100

%Accurac=51

53x100

%Accurac=96.22

)or eight SensorC


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)ttrial


Actual Value x100

%Accurac=14

g14 g

x 100

%Accurac=100

'ndtrial


Actual Value x100

%Accurac= 950

g1000g

x100

%Accurac=95

5rdtrial


Actual Value x100

%Accurac=74 g

75 gx 100

%Accurac=98.66

autobee-design

Documents

acturability o

unctionality o

conideration o

meaurement o

rocedure o

ecific o

selection o

theavailability o