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J. Cent. South Univ. Technol. (2008) 15: 689-693 DOI: 10.1007/s11771-008-0128-2 Thermo-mechanical fatigue reliability optimization of PBGA solder joints based on ANN-PSO ZHOU Ji-cheng(周继承)1, 2... network (ANN) with particle swarm optimization (PSO) algorithm, the thermo-mechanical fatigue reliability of plastic ball grid array (PBGA) solder joints was studied. The simulation experiments......
J. Cent. South Univ. (2017) 24: 104-113 DOI: 10.1007/s11771-017-3413-0 Reliability-based robust multi-objective optimization of a 5-DOF vehicle vibration model subjected to random road profiles.... Conflicting trends in ride and handling characteristics propel engineers toward employing multi-objective optimization methods capable of providing the best trade-off designs compromising both......
Optimization of process parameters to maximize ultimate tensile strength of friction stir welded dissimilar aluminum alloys using response surface methodologyR. Palanivel1, P. Koshy Mathews2... welding speed and axial force. The effects of the FSW process parameters on the ultimate tensile strength (UTS) of friction welded dissimilar joints were discussed. Optimization was carried out......
J. Cent. South Univ. (2016) 23: 1032-1039 DOI: 10.1007/s11771-016-0352-0 Optimization and mechanism of surfactant accelerating leaching test AI Chun-ming(艾纯明)1, WU Ai-xiang(吴爱祥)2, WANG Yi-ming(王贻明)2...% in the optimized leaching conditions, which was close to the predicted value, showing that regression result was good. Key words: surfactant; optimization; leaching; response surface 1 Introduction Based......
Commercial AM60 alloy for semisolid processing: Alloy optimization and thermodynamic analysis LI Yuan-dong(李元东)1, 2, D. APELIAN3, XING Bo(邢 博)1, MA Ying(马 颖)1, 2, HAO Yuan(郝 远)1 1. Key Laboratory... 2010 Abstract: Semisolid processing is now a commercially successful manufacturing route to produce net-shape parts in automotive industry. The conspicuous results of alloy optimization......
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J. Cent. South Univ. (2019) 26: 1886-1896 DOI: https://doi.org/10.1007/s11771-019-4142-3 Genetic algorithm and particle swarm optimization tuned fuzzy PID controller on direct torque control... different heuristic optimization techniques including PID-PSO, Fuzzy-PSO and GA-PSO to improve the DSIM speed controlled loop behavior. The GA and PSO algorithms are developed and implemented......
J. Cent. South Univ. (2017) 24: 1817-1825 DOI: https://doi.org/10.1007/s11771-017-3590-x Improving cam profile design optimization based on classical splines and dynamic model XIA Bi-zhong(夏必忠), LIU.... Then, a cam profile design optimization model based on the six order classical spline and single DOF (degree of freedom) dynamic model of single-dwell cam mechanisms is developed. And dynamic constraints......
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J. Cent. South Univ. (2020) 27: 2754-2762 DOI: https://doi.org/10.1007/s11771-020-4496-6 Thermodynamic optimization for a quantum thermoacoustic refrigeration micro-cycle E Qing(鄂青)1, 2, WU Feng(吴锋... enrich the thermoacoustic theory and expand the application of quantum thermodynamics. Key words: thermoacoustic refrigeration; quantum mechanics; thermal phonon; performance optimization; finite time......