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Author:

李大望 (李大望.) | 樊友景 (樊友景.) | 马亚丽 (马亚丽.)

Indexed by:

CQVIP PKU CSCD

Abstract:

基于方程差的均方最小准则,探讨了硬弹簧杜芬系统高斯白噪声作用稳态位移响应的线性与立方恢复力等效模型的适用性.结果表明:等效化误差率取决于相对刚度硬化系数η;随着η的增加,线性化等效模型预测精度下降而立方恢复力等效模型预测精度提高;η具有一个临界值η=0;η=η0时,线性与立方恢复力等效模型具有相同的预测精度而在η>η0情况下,立方恢复力等效模型优于线性化模型.

Keyword:

概率密度 等效化模型 相对刚度硬化系数 适用性 杜芬振子

Author Community:

  • [ 1 ] [李大望]郑州大学
  • [ 2 ] [樊友景]郑州大学
  • [ 3 ] [马亚丽]北京工业大学

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Source :

地震工程与工程振动

ISSN: 1000-1301

Year: 2005

Issue: 2

Volume: 25

Page: 68-71

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 5

Chinese Cited Count:

30 Days PV: 12

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