Crack spacing threshold of double cracks propagation for large-module rack

来源 :中南大学学报：英文版 | 被引量 : 0次 | 上传用户：youtodown1

【摘要】

：

Large-module rack of the Three Gorges shiplift is manufactured by casting and machining, which is unable to avoid slag inclusions and surface cracks. To ensure

【作者】

：

赵铁柱石端伟姚哲皓毛宏勇程术潇彭惠

【机构】

：

SchoolofPowerandMechanicalEngineering

【出处】

：

中南大学学报：英文版

【发表日期】

：

2015年7期

【关键词】

：

裂缝间距扩展裂纹双裂纹阈值机架模块三峡升船机寿命估算方法 large-module rack double cracks fatigue crac

【基金项目】

：

Project（0722018）supported by the China Three Gorges Corporation, Project（2012KJX01）supported by the Hubei Key Laboratory of Hydroelectric Machinery Design＆Maintenance,China

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Large-module rack of the Three Gorges shiplift is manufactured by casting and machining, which is unable to avoid slag inclusions and surface cracks. To ensure its safety in the future service, studying on crack propagation rule and the residual life esti

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Crack spacing threshold of double cracks propagation for large-module rack

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