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根据强度分析,东风_4型内燃机车转向架组合弹簧的静强度不足.本文采用惩罚函数法对该组合弹簧进行优化设计,从而提出较好的设计方案.
According to the strength analysis, the static strength of the combination spring of the bogie of Dongfeng-4 diesel locomotive is not enough.This paper adopts the penalty function method to optimize the combination spring, and puts forward a better design scheme.