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through both the 3D FEM simulation and the experimental verification. And then a method to build up a process optimization diagram was presented. 2 Computer simulation and experimental details 2.1... Process optimization diagram based on FEM simulation for extrusion of AZ31 profile LIU Gang(刘 钢)1, ZHOU Jie(周 捷)2, J DUSZCZYK2 1. School of Materials Science and Engineering, Harbin Institute......
. When applying the method in experiment design, the calculated γ is obtained by finite element simulation. The running time represents the running time of the corresponding optimization method... design method for circular sliding slopes [J]. Journal of Central South University of Technology, 2004, 11(1): 89-92. [7] OZCELIK B, ERZURUMLU T. Comparison of the wrappage optimization......
as the following MOOP: (13) 3 Multi-objective workflow scheduling based on multi-swarm optimization algorithm 3.1 Particle swarm optimization algorithm Inspired by the social behavior of animals, such as bird flocking and fish schooling, PSO algorithm was proposed by KENNEDY and EBERHART in 1995 [25]. PSO......
that: the optimization algorithm based on wavelet analysis method and improved time series analysis method can attain high-precision multi-step forecasting values, the mean relative errors of one-step, three-step, five-step and ten-step forecasting are only 0.30%, 0.75%, 1.15% and 1.65%, respectively. The optimization algorithm based on wavelet analysis method and Kalman time series analysis method can obtain high......
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J. Cent. South Univ. Technol. (2009) 16: 0053-0060 DOI: 10.1007/s11771-009-0009-3 Identification and fermentation optimization of protopectinase-overproducing strain Aspergillus niger CD-01... experimental design and the variances analyses. The results show that the optimal condition for producing pectin is as follows: time 36 h, temperature 35 ℃, pH 5, and urea as the nitrogen source. Under......
into several levels of optimization according to the different disciplines involved in the design. The word "decompose" refers to a multidisciplinary design optimization (MDO) [1] method based... and independent axiom at the stages of lower level. Multi-agent technology was used and a multidisciplinary design optimization method was developed [13]. The classical deterministic optimization problem......
and design selection criteria were considered. The strategy was to use creations of nature to inspire five innovative conceptual designs of the ACB structure and the AHP method was applied to perform... need several modifications for production and assembly purposes, which will be completed in a further study. Key words: conceptual design; automotive crash box; hybrid method; concept selection method......
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method to establish the reliability allocation model for the mine ventilation systems design. SA et al [11] used the grey system theory to optimize the ventilation system of a mine. WU [12] put forward... on a random simulation method, Monte-Carlo simulation. XU et al [21] proposed a simple and effective calibration method based on the non- linear optimization algorithm, to solve the problem......