復合應力狀態下裂紋形成的行為

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復合應力狀態下裂紋形成的行為

靳東來, 劉汝鋒, 陳章華

文章導航 > 工程科學學報 > 1996 > 18(5): 486-490

靳東來, 劉汝鋒, 陳章華. 復合應力狀態下裂紋形成的行為[J]. 工程科學學報, 1996, 18(5): 486-490. doi: 10.13374/j.issn1001-053x.1996.05.020

引用本文:

靳東來, 劉汝鋒, 陳章華. 復合應力狀態下裂紋形成的行為[J]. 工程科學學報, 1996, 18(5): 486-490. doi: 10.13374/j.issn1001-053x.1996.05.020

Jin Donglai, Liu Rufeng, Chen Zhanghua. Behavior of Fatigue Crack Formation under the Action of Combined Stresses[J]. Chinese Journal of Engineering, 1996, 18(5): 486-490. doi: 10.13374/j.issn1001-053x.1996.05.020

Citation:

Jin Donglai, Liu Rufeng, Chen Zhanghua. Behavior of Fatigue Crack Formation under the Action of Combined Stresses[J]. Chinese Journal of Engineering, 1996, 18(5): 486-490. doi: 10.13374/j.issn1001-053x.1996.05.020

靳東來, 劉汝鋒, 陳章華. 復合應力狀態下裂紋形成的行為[J]. 工程科學學報, 1996, 18(5): 486-490. doi: 10.13374/j.issn1001-053x.1996.05.020

引用本文:

靳東來, 劉汝鋒, 陳章華. 復合應力狀態下裂紋形成的行為[J]. 工程科學學報, 1996, 18(5): 486-490. doi: 10.13374/j.issn1001-053x.1996.05.020

Jin Donglai, Liu Rufeng, Chen Zhanghua. Behavior of Fatigue Crack Formation under the Action of Combined Stresses[J]. Chinese Journal of Engineering, 1996, 18(5): 486-490. doi: 10.13374/j.issn1001-053x.1996.05.020

Citation:

Jin Donglai, Liu Rufeng, Chen Zhanghua. Behavior of Fatigue Crack Formation under the Action of Combined Stresses[J]. Chinese Journal of Engineering, 1996, 18(5): 486-490. doi: 10.13374/j.issn1001-053x.1996.05.020

復合應力狀態下裂紋形成的行為

doi: 10.13374/j.issn1001-053x.1996.05.020

北京科技大學數力系, 北京 100083

基金項目:

冶金部基礎理論研究基金資助課題

作者簡介:
靳東來男 58歲副教授

中圖分類號: TU311.1
計量
- 文章訪問數: 236
- HTML全文瀏覽量: 77
- PDF下載量: 6
- 被引次數: 0
出版歷程
- 收稿日期: 1996-03-05
- 網絡出版日期: 2021-11-13

Behavior of Fatigue Crack Formation under the Action of Combined Stresses

Department of Mathematics and Mechanics, USTB, Beijing 100083, PRC

摘要: 以應力場強法為基礎,研究非對稱缺口構件的裂紋形成部位和壽命,提出了應力場強函數σ_FD,σ_FD該函數既考慮了危險部位處的應力值,又考慮了其附近損傷區的應力和應力梯度對裂紋形成的貢獻。
- 應力場強法 /
- 非對稱缺口 /
- 裂紋形成 /
- 等效應力 /
- 應力梯度
Abstract: Formative position of fatigue crack, and fatigue life of asymmetric notched component are investigated.A stress field intensity function, which reflects effect of the equivalent stress at perilous point and that of the stresses and its gradient within the damage area on crack formation, is presented.
- stress field intensity method /
- asymmetric notch /
- crack formation /
- equivalent stress /
- stress gradient

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PDF下載量: 6
被引次數: 0

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