Group 8Slide 2

Apr 11, 2023

TeamTeam

Dr. Jimmy Chuang

Sean McDonald

Jason Clarke

Colum Furey

Jen DeWit

Kevin Watson

Group 8Slide 3

Apr 11, 2023

OutlineOutline Client Background Project Background Design Criteria Selected Design Engineering Finite Element Model Cost Analysis Conclusions

Group 8Slide 4

Apr 11, 2023

Product:“The Moving Vessel Profiler™ (MVP™) is a multi-purpose instrument for aiding in the collection of both shallow and deep water data sets. The MVP™'s primary function is to allow accurate data collection without the need to stop the vessel.”

Contents Copyright ©2007 ODIM Brooke OceanURL: http://www.brooke-ocean.com/mvp_main.html (Last Updated: Oct 09, 2007)

LOPC

CTD

Water Flow

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 5

Apr 11, 2023

Project Project BackgroundBackground

•Moving Vessel Profiler Free Fall Fish

Allotted Area for M.A.K.O.

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

1016 mm

254 mm

Group 8Slide 6

Apr 11, 2023

Azores

Halifax

The ProblemThe Problem

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 7

Apr 11, 2023

The Idea (Ship of The Idea (Ship of Opportunity)Opportunity)

Halifax

New York

Miami

London

Europe

Mediterranean

Africa/Asia

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 8

Apr 11, 2023

The SolutionThe Solution

Fish is deployed from a moving vessel. Readings are recorded on the decent. Fish does not need to be returned to the ship

between casts

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 9

Apr 11, 2023

Design CriteriaDesign CriteriaTopic Requirement

Size (LxWxH) 610 mm x 89 mm x 89 mm

Depth Operate -200 m Survive -660 m

Sample Size Minimum 200 mL x 2

Sample Accuracy ±5 m of target depth

Speed Fish falls at 3-9 m/s

Shock Load 5 x gravity

Sample Pressure Gasses maintained in solution

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 10

Apr 11, 2023

Selected DesignSelected Design

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 11

Apr 11, 2023

Selected DesignSelected DesignSample Container (x3):• Schedule 80 PVC Pipe• 4:1 Reducer• Machined PVC Caps• Tension Spring• Cables

Latch Assembly:• Swing arm and frame• Locking pin• Compression spring• Solenoid actuator

Frame:• Container support• Upper and lower cable guides• Latch assembly mount

Water Flow

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 12

Apr 11, 2023

Selected DesignSelected Design

Tension Spring

Sample Container PVC caps have tension cables connecting to tension

spring. Tension spring provides:

Closing force. Force required for pressure containment.

Latch cables connect caps to latch assembly

Tension Cable

Water Flow

Sample Container

PVC CapLatch Cable

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 13

Apr 11, 2023

Selected DesignSelected Design

Locking Pin

Swing Arm

Solenoid Actuator

Latch Cable

Latch Assembly Latch cable connects

to the swing arm. Swing arm is held in

place by the locking pin preventing rotation.

Compression spring provides force to hold the locking pin in place.

Locking pin is connected to a solenoid actuator.

Water Flow

Compression Spring

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 14

Apr 11, 2023

Selected DesignSelected Design

Water Flow

Operation Solenoid is

actuated. Locking pin is

pulled down Swing arm is

allowed to rotate up.

Tension spring closes caps .

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 15

Apr 11, 2023

Selected DesignSelected Design

Video: Operation of Electric solenoid for cap release

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 16

Apr 11, 2023

Selected DesignSelected Design

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 17

Apr 11, 2023

EngineeringEngineeringMaximum Sample Pressure:

Sample Depth = 200 mMax Pressure = 2.03 MPa

Pipe Wall Thickness:

1” Nominal Schedule 80 PVC Pipe is rated to 6.68 MPaWall = 4.5 mm

Spring Force:

Cap Area x Internal PressureSpring force = 400 N

Total Contained Sample Volume:Taking volumes of spring and cable into account

Total Volume of pipe = 201 ml

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 18

Apr 11, 2023

Finite Element Finite Element ModelModel

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

1mm mesh size3D 8-node hexahedral elementsStress raiser where fillet was removed for simplification

Group 8Slide 19

Apr 11, 2023

Finite Element Finite Element ModelModel

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

1mm mesh size2D 4-node quad elementsFillet eliminated stress raiserNew stress at load applicationLoad needs validation

Group 8Slide 20

Apr 11, 2023

Cost AnalysisCost Analysis

temProjected Cost Cost Encurred

Mock Up Materials $50.00 $32.28

Prototype:

Parts $1,750.00 --

Stock Material $300.00 --

Machining NA --

Testing $500.00 --

Total $2,600.00 $32.28

PartProjected Cost

Springs $50.00

Solenoids $1,500.00

Cables $100.00

Fasteners $100.00

MaterialProjected Cost

Aluminum 6061 $200.00

PVC Stock $100.00

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

December January February

Group 8Slide 21

Apr 11, 2023

Next StepsNext Steps

GANTT CHART

Final Build Report

Construction

Testing & Early Inspection

Design Refinement

Inspection

Fully Operable Prototype

Documentation

Final Presentation

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 22

Apr 11, 2023

Term ConclusionsTerm Conclusions

Operating Mock-up successfully created

Solid Edge modeling completed

Build Report needs refinement for clarity

Budget has been approved by Department and Client

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Group 8Slide 23

Apr 11, 2023

AcknowledgementAcknowledgementss

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Professors:Dr. Jimmy ChuangDr. Ted Hubbard

Technicians:Greg JollimorePeter JonesAngus MacPhersonAlbert MurphyRobert WarnerClient:

ODIM Brooke Ocean

Group 8Slide 24

Apr 11, 2023

End PresentationEnd Presentation

FEM Calculations

Operation

Client Background

Project Background

Design Criteria

Selected Design

Engineering

FEM Cost

Analysis Conclusion

s Questions

Budget

Alternate Designs

Additional Calculations

4-5 6-8 9-16 17-18 19-20

Group 8Slide 25

Apr 11, 2023

Operation Operation DescriptionDescription

Group 8Slide 26

Apr 11, 2023

BudgetBudgetDetailed Design Project Budget: Team 8

MOCK-UP CONSTRUCTION Name Material

Unit Cost

No. Units

Total Cost

Paid By

General Materials

             5 7/8" extension Spring Steel $1.99 1 $1.99 D.M.E.  2 1/8" Tension Spring Steel $1.49 1 $1.49 D.M.E.  Basin Stopper Rubber $3.49 2 $6.98 D.M.E.  1 1/4" Pipe $3.59 1 $3.59 D.M.E.  Particle Board Engineered Wood $2.92 1 $2.92 D.M.E.  3/4" Corner Bracket Steel $2.37 1 $2.37 D.M.E.  Spring Clamp Steel / Rubber $2.39 2 $4.78 D.M.E.  Hose Clamps Steel $1.29 2 $2.58 D.M.E.  Gate Latch Galvanized Steel $2.59 1 $2.59 D.M.E.  Picture Hanging Wire Galvanized Steel $2.99 1 $2.99 D.M.E.PROTOTYPE MATERIALS            

Springs    5/8" x 4" Extension Spring Type 302 Stainless Steel $15.00 3 $45.00 BOT

  3/8" x 1 1/2" Comp Spring

Zinc-Plated Spring-Tempered Steel $4.38 1 $4.38 BOT

Cables  

  25 ft - Nylon Coated SS

nylon coated - 304 Stainless Steel $21.15 3 $63.45 BOT

  Cable Seal (Clamp) Stainless Steel   TBD $10.00 BOT

Fasteners    Set Screw TBD   TBD $10.00 BOT  Bolt TBD   TBD $10.00 BOT  Nut TBD   TBD $10.00 BOT  Epoxy TBD   1 $35.00 BOT  Buckle TBD   2 $10.00 BOT  Rubber Belt TBD   2 $10.00 BOT  Slip or Snap Hook TBD   6 $20.00 BOT

Group 8Slide 27

Apr 11, 2023

Budget (continued)Budget (continued)Material

 Aluminum

  4" Square Bar Al 6061 - T6 $67.00 1 $67.00 BOT

  1" Square Bar Al 6061 - T6 $5.75 1 $5.75 BOT

  1/4'' X 2'' Square Bar Al 6061 - T6 $26.00 1 $26.00 BOT

  1/2" Round Bar Al 6061 - T6 $2.75 1 $2.75 BOT

  Plate/sheet Stock Al 6061 - T6 $75.00 1 $75.00 BOT

             

PVC  

  80 sch 1 in. Diameter Pipe PVC $1.57 12 $18.84 BOT

  1 1/2" Solid Round Bar PVC $5.21 12 $62.52 BOT

Devices  

  Waterproof Solenoids Various $500.00 3 $1,500.00 BOT

  Basic Analogue Controller Various $100.00 1 $100.00 BOT

Other  

  1" O-ring Teflon $4.75 1 $4.75 BOT

FABRICATION            

Welding  

  Aluminum Welding N/A $0.00   $0.00 D.M.E.

Machining  

  Machining Done by Group N/A $0.00   $0.00 D.M.E.

 Machining Done by Technicians N/A $0.00   $0.00 D.M.E.

Group 8Slide 28

Apr 11, 2023

Budget TotalsBudget Totals

TESTING            

Devices  

  Accelerometer Various $109.95 1 $109.95 Dept. Mech Eng

  SFE Bluetooth Dongle Various $16.95 1 $16.95 Dept. Mech Eng

  Nylon Rope Nylon $9.99 1 $9.99 Dept. Mech Eng

MISCELLANEOUS            

Office Supplies  

  Photocopying N/A $50.00 N/A $25.00 Dept. Mech Eng

  Printing N/A $25.00 N/A $25.00 Dept. Mech Eng

  Faxing N/A $5.00 N/A $2.00 Dept. Mech Eng

  Long Distance Calling Card N/A $25.00 1 $25.00 Dept. Mech Eng

  Document Binding N/A $3.00 12 $36.00 Dept. Mech Eng

TOTAL         $2,372.61 Total

TOTAL- Dept Mech Eng       $282.17 DME Total

TOTAL - BOT         $2,090.44 BOT Total

Group 8Slide 29

Apr 11, 2023

Additional Additional CalculationsCalculationsShock Load Calculation

y = -5.6113x3 + 3.9399x2 + 3.1993x + 199.96

199.5

200

200.5

201

201.5

202

202.5

0 0.2 0.4 0.6 0.8 1 1.2 1.4

Time (s)

Dep

th (

m)

Series1

Poly. (Series1)

Group 8Slide 30

Apr 11, 2023

Alternate DesignsAlternate Designs