rankuman penilaian kinerja manufaktur
TRANSCRIPT
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1 Section 1: Development Processes
1.1 Performance Measurement Process
1.1.1 Introduction
Performance measures are recognized as an important element of all TotalQuality Management programs
Managers and supervisors directing the eorts of an organization or a
group have a responsi!ility to "no# ho#$ #hen$ and #here to institute a
#ide range of changes
These changes cannot !e sensi!ly implemented #ithout "no#ing
"no#ledge of the appropriate information upon #hich they are !ased
In addition$ among many organization #ithin the Department of %nergy
&D'%( comple)$ there is currently no standardized approach to developing
and implementing performance measurement systems
*s a result$ performance measures have not !een fully adopted to gaugethe success of the various +uality management programs practiced !y
mem!ers f the Department of %nergy ,evada 'perations '-ce &D'%,/(
0amily Quality 0orum
To address these issues$ the steering committee mem!ers sommissioned a
#or" group to study the development$ implementation$ and operation of
performance measurement systems
This guidance document$ the product of the #or" group$ provides a
comprehensive$ step!y step e)planation of ho# to develop performance
measurements at any level #ithin an organization and ho# to evaluate
their eectiveness The implementation of performance measurements for a speci2c process
should involve as many cognizant employees as possi!le to stimulate
ideas and reinforce the notion that this is a team eort re+uiring !uyin
from all involved in order to succeed
Su!stantial !ene2ts are realized !y organization complementing
performance measurement programs
These !ene2ts are realized almost immediately through an improved
understanding !y all employees
0urthermore$ individuals get an opportunity to receive a !roadened
perspective of the organization3s functions$ rather than the more limitedperspective of their o#n immediate span of control
*s a process$ performance measurement is not simply concerned #ith
collecting data associated #ith a prede2ned performance goal or standard
Performance measurement is !etter thought of as an overall management
system involving prevention and detection aimed at achieving
conformance of the #or" product or service to your re+uirements
*dditionally$ it is concerned #ith process optimization through increased
e-ciency and eectiveness of the process or product
These actions occur in a continuous cycle$ allo#ing options for e)pansion
and improvement of the #or" process or product as !etter techni+ues are
discovered and implemented
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Performance measurement is primarily managing outcome$ and one of its
main purpose is to reduce or eliminate overall variation in the #or"
product or process
The goal is to arrive at sound decisions a!out action aecting the product
or process and its output
1.1.4 5hat *re Performance Measures6
Performance measures +uantitatively tell us something important a!out
our product$ service$ and the processes that produce them
They are a tool to help us understand$ manage$ and improve$ #hat
organizations do.
Performance measures let us "no#
o 7o# #ell are #e doing
o If #e are meeting our goals
o If our customers are satis2ed
o If our process are in statistical control
o If and #here improvements are necessary
They provide us #ith the information necessary to ma"e intelligent
decision a!out #hat #e do
* performance measure is composed of a num!er and a unit of measure
The num!er gives us a magnitude &ho# much and the unit gives the
num!er of meaning hat(
Performance measures are al#ays tied to a goal or an o!8ective &the
target(
Performance measures can !e represented !y single dimensional units li"e
hours$ meter$ nanoseconds$ dollars$ num!er of reports$ num!er of errors$
num!er of 9Pcerti2ed employees$ length of time to design hard#are$etc.
They can sho# the variation in a process or deviation from design
speci2cationsSingledimensional units of measure usually represent very !asic and
fundamental measures of some process or product.
More often$ multidimensional units of measures are used
These are performance measures e)pressed as ratios of t#o or more
fundamental units
These may !e units li"e miles per gallon &a performance measures of fuel
economy($ num!er of accident per million hours #or"ed &a performancemeasure of the companies safety program($ or num!er of ontime vendor
deliveries per total num!er of vendor deliveries
Performance measures e)pressed this #ay almost al#ays convey more
information that the singledimensional or singleunit performance
measures
Ideally$ performance measures should !e e)pressed in units of measures
that are the most meaningful to those #ho must use or ma"e decisions
!ased on those measures
Most performance measures can !e grouped into one of the follo#ing si)
general categories
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7o#ever$ certain organizations may develop their o#n categories as
appropriate depending on the organization3s missionso %ectiveness:
* process characteristic indicating the degree to #hich the
process output or" product( conforms to re+uirements. &*re
#e doing the right things6(o %-ciency
* process characteristic indicating the degree to #hich the
process produces the re+uired output at minimum resource
cost. &*re #e doing things right6(o Quality
The degree to #hich a product or service meets customer
re+uirements and e)pectationso Timeliness
Measures #hether a unit of #or" #as done correctly and on
time 9riteria must !e esta!lished to de2ne #hat constitutes
timelines for a given unit of #or" The criterion is usually !ased on customer re+uirements
o Productivity
The value added !y the process divided !y the value of the
la!or and capital consumedo Safety
Measures the overall health of the organization and the
#or"ing environment of its employees
The follo#ing re;ect the attri!utes of an ideal unit of measure
o e;ects the customer3s needs as #ell as our o#no Provides an agreed upon !asis for decision ma"ing
o Is understanda!le
o *pplies !roadly
o May !e interpreted uniformly
o Is compati!le #ith e)isting sensors &a #ay to measure it e)ists(
o Is precise in interpreting the results
o Is economical to apply
Performance data must support the mission assignment&s( drom the
highest organizational level do#n#ard to the performance level
Therefore$ the measurements that are used must re;ect the assigned
#or" at that level 5ithin a system$ units of measure should interconnect to form a pyramid
&2gure 1.1(
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o To identify #hether #e are meeting customer re+uirements
7o# do #e "no# that #e are providing the servicesproduct
that our customers re+uire6o To help us understand our processes
To con2rm #hat #e "no# or reveal #hat #e don3t "no#
Do #e "no# #here the pro!lems are6o To ensure decision are !ased on fact$ not on emotion
*re our decisions !ased upon #elldocumented facts and
2gures or on intuition and gut feelings6o To sho# #here improvements need to !e made
5here can #e do !etter6
7o# can #e improve6
o To sho# if improvements actually happened
Do #e have a clear picture6
o To reveal pro!lems hat !ias$ emotion$ and longevity cover up
If #e have !een doing our 8o! for a long time #ithout
measurements$ #e might assume incorrectly that things aregoing #ell. &They may or not !e$ !ut #ithout measurements
there is no #ay to tell.(o To identify #hether suppliers are meeting our re+uirements
Do our suppliers "no# if our re+uirements are !eing met6
1.1.? 5hy Do 5e ,eed to Measure6
If you cannot measure an activity$ you cannot control it
If you cannot control it$ you cannot manage it
5ithout dependa!le measurements$ intelligent decisions cannot !e made
Measurements$ therefore$ can !e used for
o 9ontrol
Measurements help to reduce variation
0or e)ample$ atypical control for D'% contractor
accounta!ility measurement is the 5or" *uthorization
Directive System &5*DS( and performance %valuation Plan
&P%P( Their purpose is to reduce e)pense overruns so that agreed
to o!8ectives can !e achievedo Selfassessment
Measuremens can !e used to assess ho# #ell a process is
doing$ including improvements that have !een madeo 9ontinuous improvement
Measurement can !e used to identify defect sources$ process
trends$ and defect prevention$ and to determine process
e-ciency and eectiveness$ as #ell as opportunities for
improvemento Management assessment
5ithout measurements there is no #ay to !e certain #e are
meeting valueadded o!8ectives or that #e are !eing
eective and e-cient The !asic concept of performance measurement involves
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It has !een separated into 11 discrete steps
This is a guideline$ intended to sho# the process generically
Dierent organizations #ho !est "no# their o#n internal processes should
feel free to adapt the guidelines #here necessary to !est 2t #ithin their
operations
Su!components #ithin the steps may need to !e e)changed$ or it may !e
necessary torevisit completed steps of the process !ased on ne#
information arising from latter steps
* !rief description of each of the process steps follo#s:
o Indentify the process ;o#
This is the 2rst and perhaps most important step
If your employees cannot agree on their process&es($ ho# can
they eectively measure them or utilize the output of #hat
they have measuredo Indentify the critical activity to !e measured
The critical activity is that culminating activity #here it ma"es
the most sense to locate a sensor and de2ne an individual
performance measure #ithin a processo %sta!lish performance goal&s( or standards
*ll performance measures should !e tied to prede2ned goal
or standard$ even if the goal is at 2rst some#hat su!8ective 7aving goals and standards is the only #ay to meaningfully
interpret the results of your measurements and gauge the
success of your management systemo %sta!lish performance measurement&s(
In this step$ you continue to !uild the performance
measurement system !y identifying individual measureso Indentify responsi!le party&s(
* speci2c entity &as in a team or an individual( needs to !e
assigned the responsi!ilities for each of the steps in the
performance measurement processo 9ollect data
In addition to #riting do#n the num!ers$ the data need to !e
preanalyzed in a timely fashion to o!serve any early trends
and con2rm the ade+uacy of your data collection systemo *nalyzereport actual performance
In this step$ the ra# data are formally converted into
performance measures$ displayed in an understanda!le form$
and disseminated in the form of a reporto 9ompare actual performance to goals&s(
In this step$ compare$ compare performance$ as presented in
the report$ to predetermined goals or standards and
determine the variation &if any(o Ma"e changes to !ring !ac" in line #ith goal
This step only occurs if corrective action is e)pected to !e
necessary
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The actual determination of the corrective action is part of
the +uality improvement process$ not the performance
measurement process This step is primarily concerned #ith improvement of your
management systemo *re ne# goals needed6
%ven in successful systems$ changes may need to !e revised
in order to esta!lished ones that challenge an organization3s
resources$ !ut do not overta) them Boals and standards need periodic evaluation to "eep up #ith
the latest organizational processes
1.1.6.1 Step1: Identify Process
In identifying the process$ an understanding of #hat you #ant to measure
is of critical importance
sually there are many processes and functions$ each potentially needing
performance measures
If there are multiple processes$ consider the !usiness impacts$ and select
those processes that are most important to the customer &!oth internal
and e)ternal( to satisfy their re+uirements andor those processes #ith
pro!lem areas identi2ed !y management
These then !ecome the "ey &or important( processes
* process needs to !e managea!le in size
* lot of eort can !e #asted if you do not start #ith a ellde2ned process
Eou should as" the follo#ing:
o 5hat product service do #e produce6
o 5ho are our customer&s(6o 5hat comprises our process6
5hat do #e do6
7o# do #e do it6
5hat starts our process6
5hat ends our process6
=efore you try to control a process$ you must understand it
* ;o# diagram is an invalua!le tool and the !est #ay to understand a
process
0lo#charting the entire process$ do#n to the tas" level$ sets the stage for
developing performance measures
*ll parties #ho are involved in the process should participate in creating
the ;o#charts
In a team environment$ individuals #ill receive a ne# understanding of
their processes
*s participants$ you can count on their later support to ma"e the
performance measurement system #or"
OUTPUT: A LIST OF PROCESSES, KEY PROCESSES, AND FLOW
DIAGRAM FOR THESE KEY PROCESSES
1.1.6.2 Step 2: Identify Critical Activity(ies) to be Measured
It is important to choose only the critical activity&ies( to !e measured 5e measure these activities to control them
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9ontrolling$ or "eeping things on course$ is not something #e do in the
a!stract
9ontrol is applied to a speci2c critical activity
5hen ma"ing your selection$ focus on "ey areas and processes rather
than people
%)amine each activity in the process and identify those that are critical 9ritical activities are those that signi2cantly impact total process
e-ciency$ eectiveness$ +uality$ timeliness$ productivity$ or safety
*t the management level$ critical activities impact management priorities$
organizational goals$ and e)ternal customer goals
*s" the follo#ing: does it relate$ directly or indirectly$ to the ultimate goal
of customer satisfaction6
%very critical activity should
0or e)ample$ ontime delivery is directly related to customer satisfaction
se +uality tools such as the Pareto principle$ !rainstorming$ or e)amining
data to help prioritize the critical activities 9on2rm that the activity is critical
Do all concerned agree that this activity needs to !e #atched closely and
acted on of its performance is less than desira!le6
Is it something that should !e continuously improved6
Doses the !ene2t e)ceed the cost of ta"ing the measurement6 'f the
ans#er is FnoG to any of these +uestion$ you should reevaluate #hy you
consider it critical
%ach critical activity !ecomes the hu! around #hich a feed!ac" loop is
constructed &2gure 1.4(
It is at this step you !egin to thin" a!out #hat you #ant to "no# orunderstand a!out the critical activity andor process
Perhaps the most fundamental step in esta!lishing any measurement
system is ans#ering the +uestion$ F5hat do I #ant to "no#.G
The "ey issue then !ecomes$ Fho# do #e generate useful information6G
learning to as" the right +uestions is a "ey s"ill in eective data collection
*ccurate$ precise data collected through an ela!orately designed
statistical sampling plan is useless if it does not clearly address a +uestion
that someone cares a!out
It is crucial to !e a!le to state precisely #hat it is you #ant to "no# a!out
the activity you are going to measure
5ithout this "no#ledge there is no !asis for ma"ing measurements
To generate useful information$ planning for good data collection proceeds
along the follo#ing lines:o 5hat +uestion do #e need to ans#er6
o 7o# #ill #e recognize and communicate the ans#ers to the
+uestion6o 5hat dataanalysis tools &Pareto diagram$ histogram$ !ar graph$
control charts$ etc.( do #e envision using6 7o# #ill #e
communicate the results6o 5hat type of data do the data analysis tools re+uire6
o 5here in the process can #e get these data6o 5ho in the process can give us these data6
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o 7o# can #e collect these data from people #ith minimum eort and
chance of error6o 5hat additional information do #e need to capture for future
analysis$ reference$ and tracta!ility6
,otice ho# this planning process &2gure 1.?( essentially #or"s !ac"#ard
through the model for generating useful information
5e start !y de2ning the +uestion
Then$ rather than diving into the details of data collection$ #e consider
ho# #e might communicate the ans#er to the +uestion and #hat types of
analysis #e #ill need to perform
This helps us de2ne our data needs and clari2es #hat characteristics are
most important in the data
5ith this understanding as foundation$ #e can deal more coherently #iththe #here$ #ho$ ho#$ and #hat else issue of data collection
Information generation !egins and ends #ith +uestions
To generate information$ #e need to:o 0ormulate precisely the +uestion #e are trying to ans#er
o 9ollect the data and facts relating to that +uestion
o *nalyze the data to determine the factual ans#er to the +uestion
o *nalyze the data to determine the factual ans#er to the +uestion
o Present the data in a #ay that clearly communicates the ans#er to
the +uestion
OUTPUT: A LIST OF THE CRITICAL ACTIVITY AREAS FOR THE KEY
PROCESS
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1.1.6. Step : !stablis" Perfor#ance $oal(s) or Standard(s)
Boals and standards are necessaryA other#ise tere is no logical !asis for
choosing #hat to measure$ #hat decisions to ma"e$ or #hat action to ta"e
Boals can !e a management directive or ca !e sat in respons to customer
needs or complaints
Hno# your customers and their e)pectations 0or each critical activity selected for measurement$ it is necessary to
esta!lish a performance goal or standard
This is an FaimedatG target$ an achievement to#ard #hich eort is
e)pended
Standards often are mandated !y e)ternal sources &e.g.$ 'ccupational
Safety and 7ealth *dministration 'S7*J$ government regulation$ etc.(
Hno#ledge of performance is not enoughA you must ave a !asis for
comparison !efore you can decide or act
The concept of esta!lishing performance galsstandards is not limited to
num!ered +uantities$ i.e.$ !udget$ deliveries ,either is it limited to FthingsG
The concept of standards e)tends to !usiness practices$ routines$
methods$ and procedures as #ell
Performance goals can !e esta!lished for
o The overall process output
o The critical activities that produce the output
In any case$ if this is the 2rst set of foals pf standards to !e esta!lished$
and no !asis for setting gals or standards e)ist$ a !asline period of
o!servation is appropriate prior esta!lishing the goal or standard
Bood performance goals or standards areo *ttaina!le
Should !e met #ith reasonea!le eort under the conditions
that are e)pected to prevailo %conomic
9ost of setting and administering should !e lo# in relation to
the activity coveredo *pplica!le
Should 2t the conditions under #hich they are to !e used
If conditions vary$ should contain !uiltin ;e)i!ility to meet
these varia!les
o 9onsistent Should help to unify communication and operations
throughout all function of the companyo *ll inclusive
Should cover all interrelated activities
0ailing this$ standards #ill !e met at the e)pense of those
activities for #hich standards have not !een seto nderstanda!le
Should !e e)pressed in simple$ clear terms$ so as to avoid
misinterpretation or vagueness Instruction for use should !e speci2c and complete
o Measurea!le Should !e a!le to communicate #ith precision
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o Sta!le
Should have a log enough life to provide predicta!ility and to
amortize the eort of preparing themo *dapta!le
Should !e designed so that elements can !e added$ changed$
and !rought up to date #ithout redoing the entire structureo >egitimates
Should !e o-cially approved
o %+uita!le
Should !e accepted as a fair !asis for comparison !y the
people #ho have te 8o! of meeting the goal or standardo 9ustomer focus
Should address areas important to the customer
&internale)ternal( such as cycle time$ +uality$ cost schedule
performance$ and customer satisfaction
OUTPUT: A LIST OF GOALS FOR EACH CRITICAL ACTIVIT WTHIN THE
PROCESS
1.1.6.% Step %: !stablis" Perfor#ance Measure#ent(s)
This step involves performing several activities that #ill continue to !uild
the performance measurement system
%ach performance measurement consists of a de2ned unit of measure &the
performance measure itself($ a sensor to measure or record the ra# data$
and a fre+uency #ith #hich the measurements are made
To develop a measure$ the team performs the follo#ing activities
o Translate F#hat do I #ant to "no#G into a performance measure
o
Identi2es the ra# data that #ill generate the performance measureo Determines #here to locate the ra# data
o Identi2es the sensor or measurement instrument that #ill collect
the data for the performance measureso Determines ho# often to ma"e the measurements
This step #ill allo# to generate useful information rather than 8ust
generating data
The purpose of this information is to provide everyone involved #ith an
agreedupon !asis for ma"ing sensi!le decisions a!out your processes$
products$ and services
1.1.C.?.1Translate into Performance Measures 7aving identi2ed precisely #hat you #ant to "no# or understand a!out
your process$ you must no assem!le this "no#ledge into a performance
measure
Performance measures$ and the data necessary to generate them$ should
!e chosen to ans#er the +uestions you have 8ust posed a!ove
Performance measures are generally easiest to determine 2r activities or
processes that have esta!lished and +uanti2ed goals
In such cases$ the performance measures are usually stated in the sam
units as or similar units to the goals
5hen no goals e)ist for an activity &or the process as a #hole($ the team
should revisit the fundamental +uestion of #hat it is they #ish to "no#
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* good #ay to FtestG a team3s understanding of the performance
measures they have chosen is to have them descri!e they #ould use for
each performance measure displayed graphically #ill help determine if it
#ill actually provide the information needed
Doing this simple step no# #ill help ensure the team that it has chosen
the right performance measure
In reality$ many #or" teams may 2nd that some of their performance
measures do not really tell them #hat they #ant to "no#
Don3t panic$ even performance measures that dong3 +uite #or" may help
refocus the team on the real issues they hope to address
Introduce a ne# set of measures and try again
1.1.C.?.4Identify the a# Data
The purpose of this activity is to identify the ra# data you #ill need to
generate the performance measrues
It is di-cult to perform a measurement if the needed data ad data sourcehave not !een identi2ed
0or very simple processes #ith straight or#ard performance measures$
this step may seem simple
7o#ever$ very comple) or highlevel performance measures may re+uire
many ra# data from numerous sources
In general$ performance measures are seldom generated directly in a
single measurement or from a single source
They usually &!ut not al#ays( consist of some com!ination of other ra#
data elements
1.1.C.?.ocate the a# Data The purpose of this activity is to determine if and #here the data e)ist
Stated dierently$ it3s a matter of locating at #hat step in a process to
ma"e a measurement$ at #hat point in time$ or at #hat physical or
geographical location
Quite often$ this activity is performed concurrently #ith the previous one
In the simplest case you may 2nd that your #or" group already has the
ra# data collected and you need only retrieve in order to generate the
associated performance measure
In other cases$ the data you need may have !een collected !y another
department1.1.C.?.?Identify the Sensor
* sensor is a device or person that is a!le to detect &sense( the presence
or a!sence of some phenomena and &generally( provide a reading of the
intensity &ho# much( of that phenomena in a +uanti2a!le form #ith the
appropriate units of measure
The sensor is #hat or #ho #ill do the measuring or data collection for your
measurement system
Sensors ta"e many forms depending n #hat they are designed to measure
0or technical and manufacturing processes$ there are sensors that can
accurately measure length µmeter($ temperature &thermocouple($voltage &digital voltmeter or digitizer($ and os on
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0or less technical processes there are data!ase$ log !o"s$ time cards$ and
checsheets
In some cases the sensor ma"es a measurement and a person recors the
result
Many inspection activities can only !e performed !y humans
There are also automated data collection systems or sensors that re+uire
no human intervention other that cali!ration or maintenance
Many manufacturing processes employ such sensors to detect$ measure$
and record the presence of nonstandard products
9hoosing a sensor usually involves as"ing simple +uestion a!out the
measurement you hope to ma"eo 5hat am I trying to measureA #hat "ind of data are they
o 5here #ill I ma"e the measurementA #here are the data
o *m I simply trying to measure the presence or a!sence of some
feature6 as the order placed$ #as the report delivered6 Did the
computer help des" solve the pro!lem6(o Do I need to sense the degree or magnitude of some feature or
count ho# many6o 7o# accurate and precise must my measurements !e6
o Do the measurements occur at a particular point in time or space6
1.1.C.?.@Determine 7o# 'ften to Ma"e Measurement
1.1.6.& Step &: Identify 'esponsible Party(ies)
1.1.6.6 Step 6: Collect ata
1.1.C.C.1Data 9ollection 0orms
1.1.C.C.4Data 9ollection System
1.1.6. Step : Analy*e+'eport Actual Perfor#ance
1.1.6., Step ,: Co#pare Actual Perfor#ance to $oal+Standard
1.1.6.- Step -: eter#ine if Corrective Action(s) is ecessary
1.1.6.1/ Step 1/: Ma0e C"ane to rin Process ac0 in 3ine 4it" $oal or
Standard
1.1.6.11 Step 11: eter#ine if e4 $oals or Measures are eeded
The decision to create ne# performance measures or goals #ill depend on
three ma8or factors
o The degree of success in achieveing previous o!8ectiveso The e)tent of any change to the scope of the #or" process
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1.4 Developing Performance Measures* Systematic *pproach
1.4.1 'vervie#
1.4.4 Structure and Terminology
1.4.< The Process
1.2..1 Step 1: escribe t"e 5utco#e anted
1.4.a# of Performance: If you try to !e the !est at everything$ you3ll
!e the !est at nothing
1.2..2 Step 2: escribe t"e Ma7or or0 Processes Involved
1.4.a# of Performance: People are more important than the
process$ !ut a good process is important to people
1.2.. Step : Identify t"e 8ey 'esults eeded
1.4.