| 随机有限元及其进展──Ⅰ．随机场的离散和反应矩的计算 |
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| 引用本文： | 秦权. 随机有限元及其进展──Ⅰ．随机场的离散和反应矩的计算[J]. 工程力学, 1994, 0(4) |
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| 作者姓名： | 秦权 |
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| 作者单位： | 清华大学 |
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| 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．
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| 关 键 词： | 随机有限元，随机场，模拟法，反应矩，摄动法 |
PROGRESS IN STOCHASTIC FINITE ELEMENT METHODS,PART I. DISCRETIZATION OF RANDOM FIELDS AND MOMENTS OF STRUCTURAL RESPONSES |
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| Qin Quan. PROGRESS IN STOCHASTIC FINITE ELEMENT METHODS,PART I. DISCRETIZATION OF RANDOM FIELDS AND MOMENTS OF STRUCTURAL RESPONSES[J]. Engineering Mechanics, 1994, 0(4) |
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| Authors: | Qin Quan |
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| Affiliation: | Tsinghua University |
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| 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. |
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| Keywords: | stochastic finite element random field simulation technique moments perturbation |
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