Applied Mathematics and Mechanics (English Edition) ›› 1989, Vol. 10 ›› Issue (8): 701-712.

• 论文 • 上一篇    下一篇

TWO-DIMENSIONAL STRESS WAVE ANALYSIS IN INCOMPRESSIBLE ELASTIC SOLIDS

唐之景1, 丁启财2, 李永池1   

  1. 1. University of Science and Technology of China, Hefei;
    2. University of Illiaois at Chicage, U.S.A
  • 收稿日期:1988-03-30 出版日期:1989-08-18 发布日期:1989-08-18

TWO-DIMENSIONAL STRESS WAVE ANALYSIS IN INCOMPRESSIBLE ELASTIC SOLIDS

Tang Zhi-jing1, T.C.T. Ting2, Li Yong-chi1   

  1. 1. University of Science and Technology of China, Hefei;
    2. University of Illiaois at Chicage, U.S.A
  • Received:1988-03-30 Online:1989-08-18 Published:1989-08-18

摘要: Two-dimensional stress wares in n general incompressible elastic solid are investigated. First, baxic equations for simple wares and shock waves are presented for a general strain energy junction. Then the characteristic ware speeds and the associated characteristic vectors are deduced. It is shown that there usually exist two simple waves and two shock wares. Finally, two examples are given for the case of plane strain deformation and antiplane strain deformation, respectively. It is proved that, in the case of plane strain deformation, the oblique reflection problem of a plane shock is not solvable in general.

Abstract: Two-dimensional stress wares in n general incompressible elastic solid are investigated. First, baxic equations for simple wares and shock waves are presented for a general strain energy junction. Then the characteristic ware speeds and the associated characteristic vectors are deduced. It is shown that there usually exist two simple waves and two shock wares. Finally, two examples are given for the case of plane strain deformation and antiplane strain deformation, respectively. It is proved that, in the case of plane strain deformation, the oblique reflection problem of a plane shock is not solvable in general.

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