0
TECHNICAL PAPERS

Decomposition-Based Assembly Synthesis for Maximum Structural Strength and Modularity

[+] Author and Article Information
O. L. Cetin, K. Saitou

Department of Mechanical Engineering, University of Michigan, Ann Arbor, MI 48109

J. Mech. Des 126(2), 244-253 (May 05, 2004) (10 pages) doi:10.1115/1.1667890 History: Received July 01, 2001; Revised May 01, 2003; Online May 05, 2004
Copyright © 2004 by ASME
Your Session has timed out. Please sign back in to continue.

References

Figures

Grahic Jump Location
The design problems to be addressed simultaneously
Grahic Jump Location
Optimum topologies for the design problems
Grahic Jump Location
Graph representation for problem 1
Grahic Jump Location
First half of chromosome with binary information
Grahic Jump Location
Second half of chromosome with mating angle information
Grahic Jump Location
Possible mating angles at the joints
Grahic Jump Location
Crossover of two chromosomes
Grahic Jump Location
The minima for the sample problem. The components marked with “s” are shared among the products.
Grahic Jump Location
Decompositions when only structural measures are used
Grahic Jump Location
Ideal angles calculated for the joints using the results of the finite element analysis
Grahic Jump Location
Stress distributions for the sample problem. Maximum stresses are 600 MPa and 500 MPa respectively for the two structures. Stress increases from dark to light regions.
Grahic Jump Location
Bicycle frame model modified from Chirehdast et al., 6
Grahic Jump Location
Loads and boundary conditions for the first frame
Grahic Jump Location
Loads and boundary conditions for the second frame. Application point of the (1000 N, 140 N) load is slightly changed compared to Fig. 13.
Grahic Jump Location
Stress distributions for the frames. Maximum stresses are 170 MPa and 100 MPa respectively for the two structures. Stress increases from dark to light regions.
Grahic Jump Location
Ideal joint angles for the frames
Grahic Jump Location
Decomposition of frame 1 when only structural measures are used, i.e., w5=w6=0.
Grahic Jump Location
Decomposition of frame 2 when only structural measures are used. a) and b) are two alternative decompositions with close cost values.
Grahic Jump Location
Decomposition of the frames for modularity. The components marked with “s” are shared among the products.
Grahic Jump Location
Optimization history of a typical GA run for the bicycle design example for each objective function term: (a) fs(x1,y1), (b) fs(x2,y2), and (c) number of modules. The values shown in the plots are of the best individual for each generation.

Tables

Errata

Discussions

Some tools below are only available to our subscribers or users with an online account.

Related Content

Customize your page view by dragging and repositioning the boxes below.

Related Journal Articles
Related eBook Content
Topic Collections

Sorry! You do not have access to this content. For assistance or to subscribe, please contact us:

  • TELEPHONE: 1-800-843-2763 (Toll-free in the USA)
  • EMAIL: asmedigitalcollection@asme.org
Sign In