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列车承载部件载荷谱随机反演编谱方法及系统

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6Claims · 2 independent
§ Ⅰ

Dossier Overview

Inventor

王中钢; 刘凯; 熊伟; 王鑫鑫; 尹盛文; 李振东; 李曈; 王乐江

Filing Date

May 29, 2026

Publication Date

Oct 16, 2026

IPC Classification

G06F 30/20 (2020.01)G06F 30/17 (2020.01)G01M 17/08 (2006.01)G06F 119/14 (2020.01)G06F 119/12 (2020.01)G06F 119/10 (2020.01)G06F 111/08 (2020.01)

本发明涉及轨道车辆结构强度领域,公开一种列车承载部件载荷谱随机反演编谱方法及系统,以提高编谱效率并确保精度。方法包括:获取列车承载部件多测点多工况下A里程动载荷时程;计算各工况动载荷系数,统计同类部件均值、均方根、最大最小边界值。由均值均方根得正态分布逆累积函数,结合边界值得真实概率区间。生成B里程各工况均匀随机数组,映射至真实概率区间,再经逆累积函数转换得各工况动载荷系数序列。按B里程工况分布拼接生成最终序列。

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