JOURNAL ARTICLE

Conservation Low Related to Path Independent Integral and the Expression of Crack Energy Density by Path Independent Integral

Katsuhiko WATANABE

Year: 1984 Journal:   TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A Vol: 50 (453)Pages: 894-903   Publisher: Japan Society Mechanical Engineers

Abstract

エネルギ保存と仮想仕事の原理の立場から経路独立積分に関わる基本的な保存則を導出し,その両者が等価なものになることを示すと共にエネルギ・モメンタム・テンソルの概念を任意の構成則を考える場合にも有効なものとして拡張した。また得られた保存則に基づき,破壊力学における最も基本的なパラメータであるき裂エネルギ密度の経路独立積分εJによる表示を与え,併せてJ^^^積分の正確な位置付けを行った。

Keywords:
Path integral formulation Expression (computer science) Path (computing) Mathematics Mathematical analysis Physics Computer science Quantum mechanics

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Engineering Applied Research
Physical Sciences →  Engineering →  Civil and Structural Engineering

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