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孙成奇 [39]
洪友士 [39]
刘小龙 [14]
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Creator:孙成奇
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Document Type:会议论文
Author:洪友士
Community:非线性力学国家重点实验室
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The behavior of crack initiation and early growth in high-cycle and very-high-cycle fatigue regimes for a titanium alloy
会议论文
4th IJFatigue and FFEMS Joint Workshop on Characterisation of Crack Tip Fields, Bonifacio, FRANCE, APR 10-12, 2017
Authors:
Pan XN(潘向南)
;
Su H(苏杭)
;
Sun CQ(孙成奇)
;
Hong YS(洪友士)
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Submit date:2019/04/19
Very-high-cycle fatigue
Crack initiation
Mean stress
Titanium alloy
Equiaxed microstructure
The nature and the mechanism of crack initiation and early growth for very-high-cycle fatigue of metallic materials - An overview
会议论文
21st European Conference on Fracture (ECF), Catania, ITALY, JUN 20-24, 2016
Authors:
Hong YS(洪友士)
;
Sun CQ(孙成奇)
;
Hong, YS (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
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Submit date:2018/01/16
High-strength Steels
Chromium-bearing Steel
Regime N-greater-than-10(7) Cycles
Severe Plastic-deformation
Ion Mass-spectrometry
Long-life Fatigue
Very-high-cycle Fatigue
Fatigue Crack Initiation
Fine-granular-area
Nanograins
High-strength Steels
Titanium Alloyss-n Curve
Ti-6al-4v Alloy
Propagation Mechanism
Ultrasonic Frequency
梯度强化材料中疲劳裂纹扩展的扩展有限元模拟
会议论文
第三届中国超高周疲劳学术会议, 中国四川成都, 2016-07-08
Authors:
张诗佳
;
谢季佳
;
孙成奇
;
洪友士
Adobe PDF(382Kb)
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Submit date:2017/09/27
梯度强化材料
疲劳裂纹扩展
扩展有限元
内聚力模型
残余应力
微小表面缺陷对高强钢超高周疲劳的影响
会议论文
第三届中国超高周疲劳学术会议, 中国四川成都, 2016-07-08
Authors:
姜青青
;
孙成奇
;
刘小龙
;
洪友士
Adobe PDF(459Kb)
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Submit date:2017/09/27
高强钢
超高周疲劳
表面缺陷
微观观察
高强钢超高周疲劳寿命预测模型和P-S-N曲线快速估计
会议论文
第三届中国超高周疲劳学术会议, 中国四川成都, 2016-07-08
Authors:
孙成奇
;
洪友士
Adobe PDF(481Kb)
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Submit date:2017/09/27
高强钢
超高周疲劳
寿命预测
P-s-n曲线估计
一种新的“并行升降法”及其在疲劳实验研究的应用
会议论文
第十八届全国疲劳与断裂学术会议, 中国河南郑州, 2016-04-15
Authors:
姜青青
;
谢季佳
;
孙成奇
;
洪友士
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Adobe PDF(122Kb)
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Submit date:2017/09/27
升降法
超高周疲劳
Monte Carlo方法
表层强化材料中梯度微结构和残余应力对Ⅰ型疲劳裂纹扩展的影响
会议论文
第十八届全国疲劳与断裂学术会议, 中国河南郑州, 2016-04-15
Authors:
张诗佳
;
谢季佳
;
孙成奇
;
洪友士
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Adobe PDF(125Kb)
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Submit date:2017/09/27
残余应力
疲劳裂纹扩展
显微结构
梯度强化材料
疲劳裂纹门槛值
微结构和应力比对Ti-6Al-4V高周和超高周疲劳行为的影响
会议论文
第十八届全国疲劳与断裂学术会议, 中国河南郑州, 2016-04-15
Authors:
刘小龙
;
孙成奇
;
洪友士
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Adobe PDF(103Kb)
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Submit date:2017/09/27
Ti-6al-4v
超高周疲劳
微结构
应力比
滑移机制
解理机制
近门槛区疲劳裂纹扩展速率模型描述
会议论文
第十八届全国疲劳与断裂学术会议, 中国河南郑州, 2016-04-15
Authors:
孙成奇
;
洪友士
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Adobe PDF(72Kb)
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Submit date:2017/09/27
合金材料
裂纹扩展速率
模型描述
Faceted crack initiation characteristics for high-cycle and very-high-cycle fatigue of a titanium alloy under different stress ratios
会议论文
5th International Conference on Crack Paths (CP), Ferrara, ITALY, SEP, 2015
Authors:
Liu XL(刘小龙)
;
Sun CQ(孙成奇)
;
Hong YS(洪友士)
;
Hong, YS (reprint author), Chinese Acad Sci, Inst Mech, LNM, Beijing 100190, Peoples R China.
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Submit date:2017/05/12
Ti-6al-4v Alloy
Faceted Crack Initiation
Very-high-cycle Fatigue
Stress Ratio
Cluster Of Primary Alpha Grains
Competing Failure Modes
Poisson Defect Statistics
Ti-6al-4v Alloy
Structural-materials
Mean Stress
Strength
Microstructure
Behavior
Duality
Surface