A microplasticity evaluation method in very high cycle fatigue
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- 作者：X.G. Wang ; E.S. Feng ; C. Jiang ; jiangc@hnu.edu.cn" class="auth_mail" title="E-mail the corresponding author
- 关键词：Microplasticity ; Very high cycle fatigue ; Ultrasonic fatigue ; Infrared thermography ; Energy dissipation
- 刊名：International Journal of Fatigue
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：94
- 期：part_P1
- 页码：6-15
- 全文大小：1436 K
文摘
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A full-field calorimetric method is applied to ultrasonic fatigue testing.
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An energy analysis method is proposed for the microplastic strain evaluation.
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The Manson-Coffin law is established in the very high cycle fatigue regime.
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The strain-dependent fatigue mechanism of polycrystalline copper is revealed.