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Author:

郝南海 (郝南海.) | 陆伟 (陆伟.) | 左铁钏 (左铁钏.)

Indexed by:

CQVIP

Abstract:

根据激光熔覆的特点,建立了激光熔覆应力场分析模型,对送粉激光熔覆过程应力场进行了有限元分析.分析结果表明,熔覆结束后熔覆层处于拉应力状态,但各个方向拉应力的大小不同.熔覆层材料沿熔覆方向发生的塑性拉伸变形,是造成熔覆层开裂的主要原因.提高基体预热温度可有效避免熔覆层开裂.

Keyword:

激光熔覆 有限元法 应力场

Author Community:

  • [ 1 ] [郝南海]北京工业大学
  • [ 2 ] [陆伟]北京工业大学
  • [ 3 ] [左铁钏]北京工业大学

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Source :

中国表面工程

ISSN: 1007-9289

Year: 2005

Issue: 1

Volume: 18

Page: 20-23

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 59

Chinese Cited Count:

30 Days PV: 9

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