| | | | | 有限单元等数值方法在我国地球科学中的应用和发展 | | | 王仁 | | | 主要综述70年代以来有限单元方法在我国地球科学中的引进、应用和发展.分为构造应力场和变形场的数值模拟;地震应力场及其迁移的模拟(这里对构造应力场的反演方案做了简要的阐述);岩石介质的软化模型的应用;温度场和渗流场的模拟;地震波传播的数值模拟;电场和磁法勘探中的数值模拟,以及其他方面的应用等部分.可以看出,这20年来我国地学应用中的数值模拟工作有了很大发展.除有限单元方法以外,近年来在边界元方法方面也有很多应用和较大发展. 【作者单位】:北京大学力学系 【关键词】:有限单元方法,定量地球动力学,地学数值模拟. 【分类号】:P31 【DOI】:cnki:ISSN:0001-5733.0.1994-S1-010 【正文快照】: 有限单元等数值方法在我国地球科学中的应用和发展王仁(北京大学力学系,北京100871)摘要主要综述70年代以来有限单元方法在我国地球科学中的引进、应用和发展.分为构造应力场和变形场的数值模拟;地震应力场及其迁移的模拟(这里对构造应力场的反演方案做了简要的阐述);岩石介质的软化模型的应用;温度场和渗流场的模拟;地震波传播的数值模拟;电场和磁法勘探中的数值模拟,以及其他方面的应用等部分.可以看出,这20年来我国地学应用中的数值模拟工作有了很大发展.除有限单元方法以外,近年来在边界元方法方面也有很多应… | | | 推荐 CAJ下载 PDF下载 | | | CAJViewer7.0阅读器支持所有CNKI文件格式,AdobeReader仅支持PDF格式 | | | | APPLICATION AND DEVELOPMENT OF FINITE ELEMENT AND OTHER NUMERICAL SIMULATION METHODS IN EARTH SCIENCES IN CHINA | | | WANG REN (Department of Mechanics;Peking University;Beijing 100871) | | | The paper gives a general review on the introduction,application and development of finite element and other numerical simulation methods in solid geophysics in China since the seventies.It contains sections on:numerical simulation of stress field and deformation field in structural geology;simulation on earthquake stress field and earthquake sequence,(in which a brief summary on the inversion of structural stress field is also mentioned);application of strain softening models for earth media;simulation on temperature field and permeation field;numerical simulation on seismic wave propagation;numerical simulation of electric field and magnetic exploration.It can be seen that in the past twenty years,there is substantial development in the application of numerical simulation in China and many contributions have been made.In recent years,besides the finite element method,boundary element method has also been applied and developed. 【Keyword】:Finite element mehtod;Quantitative geodynamics;Numerical simulation in earth sciences |
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