目 录
上 册
第 1章 小变形弹塑性本构关系 ······································································1
1.1经典弹塑性本构关系 ·········································································1
1.2 J2流动理论 ······················································································· 13
1.2.1各向同性硬化 ······································································· 13
1.2.2 混合硬化 ··············································································· 16
1.3 J2形变理论及其与 J2流动理论(各向同性硬化)的比较 ············ 27
1.3.1 J2形变理论 ··········································································· 27
1.3.2 J2形变理论与 J2流动理论的比较 ······································· 33
1.4奇异屈服面塑性理论 ······································································· 35
1.4.1 Sanders理论 ········································································· 35
1.4.2 Koiter理论············································································ 41
1.5 Tresca流动理论(混合硬化) ························································ 49
1.6塑性基本假设 ··················································································· 63
1.6.1 Drucker假设········································································· 64
1.6.2 Ilyushin假设········································································· 68
1.6.3 对 J2形变理论的重新评价··················································· 70
1.7 J2角点理论 ······················································································· 74
1.7.1塑性应变率势 ······································································· 74
1.7.2 W p()80..为凸函数的条件························································
1.7.3逆塑性本构关系 ··································································· 88
1.7.4 J2角点理论 ··········································································· 93
1.7.5应变率势理论 ······································································· 98
1.8压力敏感及塑性膨胀模型 ····························································· 102 习题 1 ······································································································ 107
第 2章 连续介质力学概述 ·········································································· 117
2.1变形几何 ························································································· 117
2.1.1 F的极分解 ········································································· 121
2.1.2线元、面元与体元的变换 ·················································· 126
2.1.3 Hill应变度量与 Seth应变度量 ········································· 129
高等固体力学(上册)
2.1.4应变张量通过位移矢量表示 ·············································· 131
2.1.5在参考构形 R与即时构形 r中梯度运算的转换关系 ········ 134
2.2变形运动学 ····················································································· 138
2.2.1速度梯度、变形率、旋率 ·················································· 138
2.2.2 各种旋率 ············································································· 145
2.2.3 Hill应变度量、 Seth应变度量的率 ··································· 147
2.3应力理论 ························································································· 152
2.3.1 Cauchy应力,第一类与第二类 P-K应力························· 152
2.3.2 动量方程 ············································································· 157
2.3.3 变形功率 ············································································· 161
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2.3.4 与E,En功共轭的应力度量··········································· 162
2.4质量与能量的守恒或平衡律 ·························································· 164
2.4.1质量守恒律 ········································································· 165
2.4.2机械能平衡律 ····································································· 166
2.4.3能量平衡律 ········································································· 167
2.4.4熵不等式,熵平衡律 ························································· 168
2.5本构理论的客观性原理 ································································· 170
2.5.1 客观量 ················································································· 171
2.5.2张量的客观率(或客观导数) ·········································· 180
2.5.3本构理论的客观性原理 ····················································· 183
2.6 Lagrange嵌入(或随体)曲线坐标,张量的转移 ······················ 187
2.6.1 Lagrange嵌入曲线坐标系 ················································· 187
2.6.2张量的转移 ········································································· 191
2.6.3张量的四个客观导数 ························································· 195
2.6.4 Lagrange嵌入曲线坐标 XA与 Euler曲线坐标 xi··············· 198
2.7小变形弹塑性本构关系形式上的推广 ·········································· 199
2.7.1弹性本构关系(率形式) ·················································· 200
2.7.2各向同性硬化 Prandtl-Reuss弹塑性本构方程 ·················· 202
2.7.3 混合硬化 ············································································· 203
2.7.4 J2形变理论 ········································································· 205
2.8局限性····························································································· 205 习题 2 ······································································································ 210
第 3章 大变形弹性本构关系及应用 ····························································· 227
3.1弹性本构关系与热传导 ································································· 227
3.1.1弹性本构关系 ····································································· 227
目录
3.1.2 一个特例 ············································································· 231
3.1.3 热传导 ················································································· 237
3.1.4率形式弹性本构关系 ························································· 239
3.2弹性张量必须满足的条件 ····························································· 242
3.3各向同性材料大变形弹性本构关系 ·············································· 246
3.4弹性大变形典型问题解 ································································· 252
3.4.1材料的内部约束 ································································· 253
3.4.2各向同性弹性材料的典型问题解 ······································ 255
3.5弹性大变形边值问题 ····································································· 278
3.5.1运动或平衡方程 ································································· 279
3.5.2 边界条件 ·············································································· 282
3.5.3各向同性弹性体的本构关系 ·············································· 284
3.5.4材料的内部约束(续) ····················································· 287
3.5.5各向同性弹性材料的应变能函数 W·································· 290 习题 3 ······································································································ 293
第 4章 大变形弹塑性本构关系 ···································································· 301
4.1弹性变形与塑性变形 ······································································ 301
4.2弹性变形率 de与塑性变形率 dp ···················································· 307
4.2.1 Moran-Ortiz-Shih定义 ······················································· 308
4.2.2 Green-Naghdi与 Simo-Ortiz的定义 ·································· 314
4.2.3 Rice与 Hill的定义 ····························································· 316
4.2.4三种定义的比较及卸载构形刚性转动 .的影响 ·············· 322
4.3 Rice-Hill大变形弹塑性理论 ·························································· 324
4.3.1率形式本构关系 ································································· 326
4.3.2内变量的演化,正交法则 ·················································· 332
4.4度量相关性 ····················································································· 364
4.4.1 应变度量 E及率 E.,应力度量 T及率 T. ····················· 364
4.4.2度量不变量 ········································································· 368
4.4.3对应于不同度量函数的本构关系 ······································ 370
4.4.4应变率与应力率的弹塑性分解 ·········································· 371
4.4.5正交法则的对偶性与度量不变性 ······································ 375
4.5 Simo-Ortiz大变形弹塑性本构理论 ··············································· 377
4.5.1 一般关系 ············································································· 377
4.5.2各向同性硬化(等向硬化)情况 ······································ 380
高等固体力学(上册)
4.6 中间构形弹塑性本构理论之一 ——Moran-Ortiz-Shih大变形弹塑性本构理论 ··························· 389
4.6.1 弹性响应 ············································································· 391
4.6.2塑性响应,率形式本构关系 ·············································· 393
4.6.3虚位移原理 ········································································· 404
4.7 中间构形弹塑性本构理论之二 ——Van der Giessen大变形弹塑性本构理论 ······························ 406
4.7.1热力学讨论 ········································································· 410
4.7.2 热传导 ················································································· 413
4.7.3塑性变形率 dp与塑性旋率 wp············································ 414
4.7.4内变量理论 ········································································· 418
4.7.5持续各向同性介质 ····························································· 422
4.7.6机动与混合硬化 ································································· 426
4.7.7各向异性硬化 ····································································· 432 习题 4 ······································································································ 433
附录 A 张量分析 ··························································································· 439
A.1矢量与张量的概念 ········································································· 439
A.2张量代数 ························································································ 443
A.3张量的微积分 ················································································ 449
附录 B ABAQUS软件的理论基础 ······························································· 456
B.1塑性大变形 ····················································································· 456
B.2弹性大变形 ····················································································· 472
参考文献 ········································································································· 483
下 册
第 1章晶体的大变形弹塑性理论
第 2章 应变梯度塑性理论
第 3章纳米管的力学
第 4章柔性可伸展电子元件的力学
VIII
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