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Keywords: Optimization
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Journal Articles
Article Type: Research Papers
J. Mech. Des. June 2022, 144(6): 063302.
Paper No: MD-21-1368
Published Online: January 17, 2022
... an R–R joint. The link parameters of the mechanism are optimized to maximize the folding ratio while avoiding interference. Then, the optimized PM units are piled up to construct a novel 1DOF multilayer mechanism that has the largest folding ratio among similar structures in the literature. Moreover...
Journal Articles
Article Type: Research Papers
J. Mech. Des. April 2022, 144(4): 041701.
Paper No: MD-21-1346
Published Online: November 9, 2021
... also like to thank the support from Indiana University–Purdue University Indianapolis. There are no conflicts of interest. References [1] Bae , S. , Kim , N. H. , and Jang , S. G. , 2019 , “ System Reliability-Based Design Optimization Under Tradeoff Between Reduction...
Journal Articles
Article Type: Research Papers
J. Mech. Des. November 2021, 143(11): 111703.
Paper No: MD-20-1834
Published Online: May 28, 2021
... in the J ournal of M echanical D esign . 16 11 2020 18 03 2021 19 03 2021 28 05 2021 Gaussian processes evolutionary programming extrapolation optimization Emulation or surrogate modeling has become an indispensable part of many scientific and engineering...
Journal Articles
Article Type: Research Papers
J. Mech. Des. July 2021, 143(7): 072002.
Paper No: MD-20-1701
Published Online: April 1, 2021
... of this method is that it is computationally efficient and scalable. Although the number of the print sequence is optimized using this method, the chunk assignment follows first-come-first-out and may result in a suboptimal chunk assignment. This method is especially useful in the situation where each print...
Journal Articles
Article Type: Research Papers
J. Mech. Des. August 2020, 142(8): 081702.
Paper No: MD-19-1577
Published Online: February 14, 2020
...Pinar Acar We present a new sampling method for the multi-scale design of polycrystalline materials, which improves the computational time efficiency compared to the existing computational approaches. The solution strategy aims to find microstructure designs that optimize component-scale mechanical...
Journal Articles
Article Type: Research Papers
J. Mech. Des. February 2020, 142(2): 022301.
Paper No: MD-19-1111
Published Online: February 1, 2020
... proposed in the literature. Additionally, the proposed approach is suitable for both point and cross receptances. Assignment is cast as a constrained non-convex non-linear minimization problem and the proposed solving strategy is based on the homotopy optimization approach. The method effectiveness...
Journal Articles
Article Type: Research Papers
J. Mech. Des. July 2020, 142(7): 073501.
Paper No: MD-19-1595
Published Online: December 12, 2019
... are found to enable lower power transfer between rotors during operation when compared with straight-cut rotors, but with reduced swept volume for the same machine size. For particular applications, this compromise is characterized through multi-objective optimization of the rotor profile and wrap angle...
Journal Articles
Article Type: Research-Article
J. Mech. Des. December 2018, 140(12): 121404.
Paper No: MD-18-1024
Published Online: September 18, 2018
...Ping Hu; Lei Yang; Baojun Li A technique based on a skeleton-section template for parameterizing finite element (FE) models is reported and applied to shape optimization of thin-walled beam components. The template consists of a skeletal curve and a set of cross-sectional profiles. The skeletal...
Journal Articles
Article Type: Research-Article
J. Mech. Des. December 2018, 140(12): 121406.
Paper No: MD-18-1193
Published Online: September 18, 2018
...Zeng Meng; Dequan Zhang; Zhaotao Liu; Gang Li Due to the nested optimization loop structure and time-demanding computation of structural response, the computational accuracy and cost of reliability-based design optimization (RBDO) have become a challenging issue in engineering application. Kriging...
Journal Articles
Article Type: Research-Article
J. Mech. Des. November 2018, 140(11): 111407.
Paper No: MD-18-1226
Published Online: September 7, 2018
...Junqi Yang; Hongyi Xu; Zhenfei Zhan; Ching-Hung Chuang Design optimization of composite structures is a challenging task due to the large dimensionality of the design space. In addition to the geometric variables (e.g., thickness of each component), the composite layup (the fiber orientation...
Journal Articles
Article Type: Research-Article
J. Mech. Des. November 2018, 140(11): 111409.
Paper No: MD-18-1271
Published Online: September 7, 2018
... optimization framework that identifies, given current knowledge, the next best information source to query and where in the input space to query it via a novel value-gradient policy. The querying decision takes into account the ability to learn correlations between information sources, the resource cost...
Journal Articles
Article Type: Technical Briefs
J. Mech. Des. November 2018, 140(11): 114501.
Paper No: MD-18-1160
Published Online: September 7, 2018
... 2018 Computer-aided engineering Design for manufacturing Design methodology Design optimization Design theory Design theory Multidisciplinary design Simulation-based design Stress in design Design methodology Optimization The structure of pomelo peel begins to receive research...
Journal Articles
Article Type: Research-Article
J. Mech. Des. September 2018, 140(9): 092305.
Paper No: MD-18-1111
Published Online: July 9, 2018
... various designs and topologies. A PRB model with three revolute joints is derived to approximate the behavior of initially curved compliant beams, while treating straight beams as a special case (zero curvature). The optimized model parameter values are tabled for a range of arc angles. The general...
Journal Articles
Article Type: Research-Article
J. Mech. Des. September 2018, 140(9): 091402.
Paper No: MD-17-1787
Published Online: June 26, 2018
...George H. Cheng; Timothy Gjernes; G. Gary Wang Expensive constraints are commonly seen in real-world engineering design. However, metamodel based design optimization (MBDO) approaches often assume inexpensive constraints. In this work, the situational adaptive Kreisselmeier and Steinhauser (SAKS...
Journal Articles
Article Type: Technical Briefs
J. Mech. Des. September 2018, 140(9): 094501.
Paper No: MD-17-1569
Published Online: June 22, 2018
... disciplines, which poses challenges to BTMS optimization using conventional methods. This paper develops a general variable fidelity-based multidisciplinary design optimization (MDO) architecture and optimizes the BTMS by considering different systems/disciplines from the systemic perspective. Four subsystems...
Journal Articles
Article Type: Research-Article
J. Mech. Des. June 2018, 140(6): 061401.
Paper No: MD-17-1615
Published Online: March 26, 2018
...Alexandru-Ciprian Zăvoianu; Susanne Saminger-Platz; Doris Entner; Thorsten Prante; Michael Hellwig; Martin Schwarz; Klara Fink We present an effective optimization strategy that is capable of discovering high-quality cost-optimal solution for two-dimensional (2D) path network layouts (i.e., groups...
Journal Articles
Article Type: Research-Article
J. Mech. Des. May 2018, 140(5): 051403.
Paper No: MD-17-1624
Published Online: March 23, 2018
...Kalyan Shankar Bhattacharjee; Hemant Kumar Singh; Tapabrata Ray Engineering design often involves problems with multiple conflicting performance criteria, commonly referred to as multi-objective optimization problems (MOP). MOPs are known to be particularly challenging if the number of objectives...
Includes: Supplementary data
Journal Articles
Article Type: Research-Article
J. Mech. Des. June 2018, 140(6): 061101.
Paper No: MD-17-1275
Published Online: March 23, 2018
... Design integration Design theory Life cycle analysis Multidisciplinary design Product development Systems design Systems engineering Design Design methodology Optimization Policy Technology evolution describes a change in a technology performance over time. Technology evolution...
Journal Articles
Article Type: Research-Article
J. Mech. Des. March 2018, 140(3): 031401.
Paper No: MD-17-1459
Published Online: December 21, 2017
...Mengyu Wang; Hanumanthrao Kannan; Christina Bloebaum In probabilistic approaches to engineering design, including robust design, mean and variance are commonly used as the optimization objectives. This method, however, has significant limitations. For one, some mean–variance Pareto efficient...
Journal Articles
Article Type: Research-Article
J. Mech. Des. February 2018, 140(2): 021402.
Paper No: MD-17-1138
Published Online: December 13, 2017
... for publication in the J OURNAL OF M ECHANICAL D ESIGN . Manuscript received February 17, 2017; final manuscript received August 30, 2017; published online December 13, 2017. Assoc. Editor: Gary Wang. 17 02 2017 30 08 2017 Multidisciplinary design Multiobjective optimization Optimization...