Engineering 11
Tank Agitator
CrDR MockUp
Bruce Mayer, PE
Registered Electrical & Mechanical Engineer
BMayer@ChabotCollege.edu
Engineering 11 – Engineering Design
1
Bruce Mayer, PE
BMayer@ChabotCollege.edu • ENGR-11_CrDR_Tank_MockUp.ppt
Design Presentation - CrDR
 CRITICAL Design Review (CrDR)
• By Team Members M3 & M4
• Detailed Layout and Schematics
• Engineering Physical Analyses
– Force/Loading
– Corrosion/Wear
– Energy/Power
• Materials & Component Selection
• 90+% Accurate $-Cost Estimate
Engineering 11 – Engineering Design
2
Bruce Mayer, PE
BMayer@ChabotCollege.edu • ENGR-11_CrDR_Tank_MockUp.ppt
Design Presentation - CrDR
• First-Cut Drawing Package
– Parts, Assy, Schematic
– Bill of Material With Part Numbers
– Sources of Supply for Purchase Parts
 Phone Numbers of Suppliers
 Catalog Number for Purchase Parts
• FINAL Cost Estimate to ±5%
• Demonstrate MockUp or Working
Prototype (extra credit)
– Attach to MockUp Tank Provided by the
Instructor
Engineering 11 – Engineering Design
3
Bruce Mayer, PE
BMayer@ChabotCollege.edu • ENGR-11_CrDR_Tank_MockUp.ppt
AutoCAD Tank Template
Template Posted
to WebPage
SeaWater_Tank_Template_E11
-0001_BMayer_090714.DWG
Engineering 11 – Engineering Design
4
Bruce Mayer, PE
BMayer@ChabotCollege.edu • ENGR-11_CrDR_Tank_MockUp.ppt
Tank
MockUp
 Designed and
Built by the
Engineering 11
Instructor
• 5¼” Circular
Saw
• 3/8” CordLess
Drill
• 6”, 90° Corner
Brackets
• ¼-20 Bolts,
Nuts, Washers
Engineering 11 – Engineering Design
5
Bruce Mayer, PE
BMayer@ChabotCollege.edu • ENGR-11_CrDR_Tank_MockUp.ppt
Student Use of Tank MockUp
 Students are
Encouraged to
Install any MockUp
or ProtoType Wave
Agitators to the
MockUp Tank using
Hand Tools for:
• Drilling
• Sawing/Cutting
• Clamping
• Other?
Engineering 11 – Engineering Design
6
 All MockUp work will
be Done in Rm1612
• After CrDr in Rm905
Bruce Mayer, PE
BMayer@ChabotCollege.edu • ENGR-11_CrDR_Tank_MockUp.ppt
Appendix: MockUp Supplies
 Nominal ½”
PlyWood
 5/16” x 1¼” Fender
Washers
 6” Corner Brackets
 Drill Bit Set
 ¼-20
 CordLess PowerDrill
& Charger
• 1-½” Round-Hd
Phillips Screws
• Nuts
 ¼” Washers:
Flat & Split
Engineering 11 – Engineering Design
7
 7/16” Wrench
 Ratcheting No. 2
Phillips ScrewDriver
 Work
Gloves
Bruce Mayer, PE
BMayer@ChabotCollege.edu • ENGR-11_CrDR_Tank_MockUp.ppt