Course Presentation Dr Magnus Bengtsson
Transcript of Course Presentation Dr Magnus Bengtsson
Product and Production Development
EDOEngineering Design and Optimisation
PPU190
Product and Production Development 1
Course PresentationDr Magnus Bengtsson
Engineering Design
Solid Mechanics
Materials Selection
Optimization Techniques
Product Development
Product and Production Development
Product and Production Development
Course specific prerequisites
- CAD - Machine Elements, Applied Mechanics or similar- FEM- Mechatronics- Material science- Manufacturing technology- Mechanics- Solid mechanics
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Product and Production Development
Course Content
• 3 Assignments (4 credits)
– Cantilever challenge, Topology optimization and 3D printing
– Design of Experiments, material selection, improve existing products
– Multi disciplinary problem, this year Heat transfer
• Midterm (Bonus points for the exam)
• Exam (3.5 credits)
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Group 2 (-25°): Chad Thomas•Tensile strength: 50-65 MPa
•Elongation at break: 10-25 %
•Modulus of elasticity: 2000-3000 MPa
•Flexural Strength: 75-110 MPa
•Flexural Modulus: 2200-3200 MPa
•Shore Hardness: 83-86 Scale D
•Rockwell Hardness: 73-76 Scale M
•Polymerized density: 1.17-1.18 g/cm3
Increasing Design Intent More Homogeneous Stress & Increasing Performance Factor
Topology Optimization for Stiffness Using Algorithm PareToWorks by SciArt LLC
Max: 16584
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Performance
Mass [kg]
Problem Definition
Topology Optimization
Initial Concept
Iteration
Minimum Wall Thickness = 1.8 mmMinimum FoS = 2.1
Initial DesignFree Drawn 2D Design 5Ribbed I-Beam Design 19Maximum Performance
Performance Criteria:
Group number 3
Baseline design28.2 gMaximum deflection 2.4753mmP2_objective = 15055.83
Product and Production Development
Assignment 3
• The Course introduces industrial problem continuously
• This year we focus on a heat transfer problem in a vehicle
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( )R t
1T
1h finite 1h
( )R t
1T
1T
6T
1h finite
6h finite
5 6T T
Isolated
6 0h 0
T
x
2 2 2
2 2 2
T T T T
t x y z
Product and Production Development
The goal
• Engineers with excellent skills in product optimization
• Engineers with strong self confidence and good ethics.
• Engineers with the ability to be both generalists and specialist within optimization and product development.
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