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Year:
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Issue:
Numerical simulation of track irregularities based on blackmantukey
Author(s):
JIANG Haibo
,
LUO Shihui
,
DONG Zhongmei(tractionpowerstatekeylaboratory
,
SOUTHWEST Jiaotonguniversity
,
CHENGDU 610031
,
china)
Pages:
97
-
100
Year:
2006
Issue:
4
Journal:
Practical Measurement Technology
Keyword:
轨道不平顺
;
功率谱密度
;
数值模拟
;
Abstract:
概述了轨道不平顺的分类和描述方法。分析了估计功率谱密度的Blackman-Tukey法,并将Blackman-Tukey法进一步应用于自功率谱情况。根据功率谱密度与轨道随机不平顺的关系,提出了一种基于Blackman-Tukey法的轨道不平顺数值模拟方法。数值模拟试验表明这种模拟方法简洁、实用、有效。
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