随机有限元及其进展──Ⅰ.随机场的离散和反应矩的计算

PROGRESS IN STOCHASTIC FINITE ELEMENT METHODS,PART I. DISCRETIZATION OF RANDOM FIELDS AND MOMENTS OF STRUCTURAL RESPONSES

摘要: 本文讨论了随机有限元方法近二十年的进展。全文分为独立的两篇,本文为第一篇,其中讨论了随机场的离散,改进的模拟法,随机有限元方程的建立及随机反应各阶矩的计算。
- 随机有限元 /
- 随机场 /
- 模拟法 /
- 反应矩 /
- 摄动法
Abstract: The developments in stochastic finite element methods in recent 2 decades are reviewed in the paper.The paper consists of 2 parts. The part I includes discretization of random fields,improved simulation techniques, formulation of stochastic finite element methods, and computation of moments of structural responses.
- stochastic finite element /
- random field /
- simulation technique /
- moments /
- perturbation