随笔分类 -  连续介质力学笔记

摘要:应力比值的地球物理含义 ​ 应力比值(Stress Ratio,通常表示为R=σ2σ3σ1σ3)是描述构造应力场特征的重要参数,它反映了三个主应力之间的相对大小关系,具有明确的地球物理意义,对页岩气的开发具 阅读全文
posted @ 2025-02-18 17:46 GeoFXR 阅读(20) 评论(0) 推荐(0) 编辑
摘要:弹性波动力学笔记(十)罗格里德斯公式推导在应力计算中大量需要轴旋转公式计算,因此本笔记给出了罗格里德斯轴旋转公式 阅读全文
posted @ 2025-01-08 00:31 GeoFXR 阅读(51) 评论(0) 推荐(0) 编辑
摘要:利用主应力张量,及剪切张量分解推导应力摩尔圆 阅读全文
posted @ 2025-01-05 09:38 GeoFXR 阅读(37) 评论(0) 推荐(0) 编辑
摘要:应力张量极值点分析,利用应力柯西定理及主应力分析,计算正应力与剪切应力极值方向及大小的分析 阅读全文
posted @ 2025-01-04 01:35 GeoFXR 阅读(26) 评论(0) 推荐(0) 编辑
摘要:本笔记介绍应力张量的特征值分解,各向同性及偏分量分解及任意平面法应力及剪切应力分解 阅读全文
posted @ 2025-01-03 16:44 GeoFXR 阅读(52) 评论(0) 推荐(0) 编辑
摘要:介绍应力张量的对称性推导即柯西应力公式 阅读全文
posted @ 2025-01-02 12:21 GeoFXR 阅读(39) 评论(0) 推荐(0) 编辑
摘要:2.5 Proof that strain tensor is a tensor To prove that εij is a tensor it is necessary to show that under a rotation of axis the comp 阅读全文
posted @ 2024-12-25 23:47 GeoFXR 阅读(22) 评论(0) 推荐(0) 编辑
摘要:3. The Stress Tensor The development of the theory of elasticity took about two centuries, beginning with Galileo in the 1600s. The most difficult pro 阅读全文
posted @ 2024-12-25 16:12 GeoFXR 阅读(80) 评论(0) 推荐(0) 编辑
摘要:Introduction of Deformation, Strain and Rotation Tensors Elasticity theory, which lies at the core of seismology, is most generally studies as a branc 阅读全文
posted @ 2024-12-17 15:47 GeoFXR 阅读(86) 评论(0) 推荐(0) 编辑
摘要:Introduction of Rotation Transformation And Rotation Matrix 1.1 Summary of vector analysis A vector is defined as a directed line segment, having both 阅读全文
posted @ 2024-12-10 10:56 GeoFXR 阅读(103) 评论(0) 推荐(0) 编辑
摘要:Cartesian Tensors In subsequent chapters the following three tensors will be introduced. (1) The strain tensor εij : \[\varepsilon_{i 阅读全文
posted @ 2024-12-09 02:08 GeoFXR 阅读(41) 评论(0) 推荐(0) 编辑

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