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Keywords: shape optimization
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Proceedings Papers

Proc. ASME. DETC99, Volume 2: 19th Computers and Information in Engineering Conference, 283-290, September 12–16, 1999
Paper No: DETC99/CIE-9116
...Proceedings of the 1999 ASME Design Engineering Technical Conferences September 12-15,1999, Las Vegas, Nevada DETC99/CIE-9116 SHAPE OPTIMIZATION FOR FLUID FLOW PROBLEMS USING BEZIER CURVES AND DESIGNED NUMERICAL EXPERIMENTS Dulyachot Cholaseuk Department of Mechanical Engineering Columbia...
Proceedings Papers

Proc. ASME. IDETC-CIE2000, Volume 2: 26th Design Automation Conference, 131-139, September 10–13, 2000
Paper No: DETC2000/DAC-14295
... in improving the optimum shape of a solid C-frame cross-section subjected to a combined tension and bending stresses. The hybrid optimization method could be extended to more complex shape optimization problems. shape optimization genetic algorithms NURBS direct search Proceedings of DETC'OO ASME...
Proceedings Papers

Proc. ASME. IDETC-CIE2001, Volume 2A: 27th Design Automation Conference, 671-676, September 9–12, 2001
Paper No: DETC2001/DAC-21080
... transformation, so that shapes transformed must be linearly. Shape optimization of a inclined beam for example, we can deal with in the following manner. We define a simple cantilever beam first in initial design domain, and calculate an optimal shape. Then we use affine transformation remaining with optimal...
Proceedings Papers

Proc. ASME. IDETC-CIE2011, Volume 5: 37th Design Automation Conference, Parts A and B, 145-154, August 28–31, 2011
Paper No: DETC2011-48800
... sensitivity due to discretization and approximation errors of numerical analysis. Shape optimization shape sensitivity continuum sensitivity discrete sensitivity design-dependent loading 1 Copyright © 2010 by ASME Proceedings of the ASME 2011 International Design Engineering Technical...
Proceedings Papers

Proc. ASME. IDETC-CIE2008, Volume 1: 34th Design Automation Conference, Parts A and B, 1217-1225, August 3–6, 2008
Paper No: DETC2008-49618
... scheme. Finally, several design examples are provided to confirm the usefulness of the proposed structural optimization method. Shape Optimization Topology Optimization Level Set Method Sensitivity Analysis Micro-Electro Mechanical System Finite Element Method rn C N n u in ol n k e shinji...
Proceedings Papers

Proc. ASME. IDETC-CIE2008, Volume 3: 28th Computers and Information in Engineering Conference, Parts A and B, 575-584, August 3–6, 2008
Paper No: DETC2008-50001
... 24 07 2009 Shape optimization lies at the heart of modern engineering design. Through shape optimization, computers can, in theory, ‘synthesize’ engineering artifacts in a fully automated fashion. However, a serious limitation today is that the evolving geometry (during optimization...
Proceedings Papers

Proc. ASME. IDETC-CIE2008, Volume 2: 32nd Mechanisms and Robotics Conference, Parts A and B, 123-132, August 3–6, 2008
Paper No: DETC2008-49045
... to be utilized for applications of various scales. Compliant mechanisms shape memory alloy shape optimization robotic finger Proceedings of the ASME 2008 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference essential to the range of deflected...
Proceedings Papers

Proc. ASME. IDETC-CIE2007, Volume 8: 31st Mechanisms and Robotics Conference, Parts A and B, 3-11, September 4–7, 2007
Paper No: DETC2007-34191
... shooting method shape optimization distributed compliance meth segm refer conti geom form circu nume will exam meth will have be ap varie biom Keyw optim Proceedings of the ASME 2007 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference IDETC/CIE...
Proceedings Papers

Proc. ASME. IDETC-CIE2007, Volume 1: 21st Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, 795-801, September 4–7, 2007
Paper No: DETC2007-35729
... for their practical application because structural systems rarely vibrate at a signal frequency. Therefore, this effort will investigate the optimal geometric design of two dimensional energy harvesting systems for maximized bandwidth. Topology and shape optimization will be used to identify the optimal geometry...
Proceedings Papers

Proc. ASME. IDETC-CIE2004, Volume 4: 24th Computers and Information in Engineering Conference, 141-146, September 28–October 2, 2004
Paper No: DETC2004-57664
... 30 06 2008 In this paper we propose a new shape optimization scheme for better geometric design starting from a base polygonal mesh model. The important features of our approach include: 1) surface partitioning scheme for handling large-scale polygonal meshes; 2) coupling of parametric...
Proceedings Papers

Proc. ASME. IDETC-CIE2004, Volume 1: 30th Design Automation Conference, 875-883, September 28–October 2, 2004
Paper No: DETC2004-57462
... based on genetic algorithms. MEMS Genetic Algorithms Design Constraints Shape Optimization Symmetry Interactive Evolutionary Computation Proceedings of DETC/DAC: 2004 Design Engineering Technical Conference/Design Automation Conference T T MEMS synthesis with a focus on generative methods...
Proceedings Papers

Proc. ASME. IDETC-CIE2003, Volume 2: 29th Design Automation Conference, Parts A and B, 861-865, September 2–6, 2003
Paper No: DETC2003/DAC-48793
... strength performance. This paper presents a procedure for structural shape optimization of short reinforcement fibers using finite element analyses. The composite is modeled by a representative element composed of a single short fiber embedded in PMMA matrix. In contrast to most previous work...
Proceedings Papers

Proc. ASME. IDETC-CIE2005, Volume 7: 29th Mechanisms and Robotics Conference, Parts A and B, 211-218, September 24–28, 2005
Paper No: DETC2005-84301
... 24 06 2008 A method for the synthesis of four-bar mechanisms to generate closed paths through shape optimization is herein introduced. The objective function is not based on Fourier descriptors, rather on the cyclic angular deviation (CAD) vector associated with a set of desired...
Proceedings Papers

Proc. ASME. IDETC-CIE2006, Volume 1: 32nd Design Automation Conference, Parts A and B, 575-586, September 10–13, 2006
Paper No: DETC2006-99612
... 09 06 2008 We propose a novel approach to shape optimization that combines and retains the advantages of the earlier optimization techniques. The shapes in the design space are represented implicitly as level sets of a higher-dimensional function that is constructed using B-splines...