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大规模动力系统改进的快速精细积分方法

Release Time:2019-03-11  Hits:

Indexed by: Journal Article

Date of Publication: 2011-01-01

Journal: 计算力学学报

Included Journals: CSCD、ISTIC、PKU、EI、Scopus

Volume: 28

Issue: 4

Page Number: 493-498

ISSN: 1007-4708

Key Words: 动力系统; 稀疏矩阵; 精细积分; 矩阵指数; 快速算法

Abstract: 提出一种针对大规模动力系统的改进的快速精细积分方法(FPIM)。以精细积分方法为基础,利用大规模动力系统矩阵的稀疏性和动力问题的物理特性,分析了
   矩阵指数的特殊结构,并基于此给出一种计算大规模动力系统矩阵指数及其动力响应的高效率方法

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