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Fatigue life prediction for LPBF-fabricated Ti-6Al-4V up to very-high-cycle regime based on continuum damage mechanics incorporating effect of defects 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2024, 卷号: 181, 页码: 13
作者:  Ling, Chao;  Jia, Yinfeng;  Fu, Rui;  Zheng, Liang;  Zhong, Zheng;  Hong YS(洪友士)
收藏  |  浏览/下载:23/0  |  提交时间:2024/03/11
Fatigue life prediction  LPBF-fabricated Ti-6Al-4V  Continuum damage mechanics  Defect  Very-high-cycle fatigue  
Laser powder bed fused 304L steel shot-peened with various ceramic shot sizes: Surface/subsurface characteristics, tensile behavior, and fatigue behavior 期刊论文
INTERNATIONAL JOURNAL OF PLASTICITY, 2023, 卷号: 171, 页码: 21
作者:  Zhang, Hongzhuang;  Cao, Shujie;  Li, Changyou;  Li, Bing;  Qian GA(钱桂安)
Adobe PDF(50378Kb)  |  收藏  |  浏览/下载:56/0  |  提交时间:2024/01/01
Laser powder bed fusion  Shot peening  Shot size  Microstructural evolution  Strengthening mechanism  
A modified highly stressed volume (HSV) method to predict fatigue life considering the critical crack size 期刊论文
INTERNATIONAL JOURNAL OF FATIGUE, 2023, 卷号: 172, 页码: 107644
作者:  Zhang YT(张亚婷);  Zhang K(张坤);  Hu, Zheng;  Chen TY(陈天宇);  Zhang, Wanhao;  Jin, Kongjie;  Sun CQ(孙成奇);  Susmel, Luca;  Wei BC(魏炳忱)
Adobe PDF(9946Kb)  |  收藏  |  浏览/下载:164/0  |  提交时间:2023/04/20
Fatigue life prediction  The crack initiation size  Critical distance  Highly stressed volume  Fracture surface  
晶粒尺寸异构金属的断裂行为和韧化机理研究 学位论文
博士论文,北京: 中国科学院大学, 2023
作者:  张胜德
Adobe PDF(13199Kb)  |  收藏  |  浏览/下载:211/15  |  提交时间:2023/06/19
异构  拉伸塑性  断裂韧性  动态剪切  微带诱导塑性  
深海潜水器耐压舱用钛合金保载疲劳实验研究与理论分析 学位论文
硕士论文,北京: 中国科学院大学, 2023
作者:  孙健
Adobe PDF(7491Kb)  |  收藏  |  浏览/下载:62/6  |  提交时间:2023/06/26
钛合金  保载疲劳  缺口和缺陷  裂纹萌生  形变孪晶  滑移系  
冷、热冲击下陶瓷材料裂纹实时观测和缺陷效应研究 学位论文
博士论文,北京: 中国科学院大学, 2023
作者:  李俞桥
Adobe PDF(9737Kb)  |  收藏  |  浏览/下载:175/8  |  提交时间:2023/06/30
陶瓷材料  热震开裂  实时观测  缺陷效应  数字图像相关方法  
送粉式激光熔覆熔池形貌特征及缺陷研究 学位论文
博士论文,北京: 中国科学院大学, 2023
作者:  边艳华
Adobe PDF(9623Kb)  |  收藏  |  浏览/下载:140/6  |  提交时间:2023/07/04
激光熔覆  光-粉耦合传输  熔池形貌特征  缺陷  
Outstanding fracture toughness combines gigapascal yield strength in an N-doped heterostructured medium-entropy alloy 期刊论文
ACTA MATERIALIA, 2023, 卷号: 255, 页码: 119079
作者:  Liu XR(刘潇如);  Zhang SD(张胜德);  Feng H;  Wang J(王晶);  Jiang P(姜萍);  Li HB;  Yuan FP(袁福平);  Wu XL(武晓雷)
Adobe PDF(22890Kb)  |  收藏  |  浏览/下载:117/38  |  提交时间:2023/06/20
Fracture toughness  Work hardening  Heterostructure  High-entropy alloy  Chemical short-range order  
Compressive creep behavior of spherical pressure hull scale model for full-ocean-depth manned submersible 期刊论文
OCEAN ENGINEERING, 2022, 卷号: 266, 页码: 11
作者:  Wang, Lei;  Li, Yanqing;  Sun CQ(孙成奇);  Qiu, Jianke;  Huang, Jinhao;  Jiang, Xuyin;  Sun, Zhijie;  Wan, Zhengquan
Adobe PDF(8469Kb)  |  收藏  |  浏览/下载:151/32  |  提交时间:2022/11/28
Full -ocean -depth manned submersible  Titanium alloy  Pressure hull  Compressive creep behavior  Creep constitutive equation  
A 3D Polycrystalline Plasticity Model for Isotropic Linear Evolution of Intragranular Misorientation with Mesoscopic Plastic Strain in Stretched or Cyclically Deformed Metals 期刊论文
METALS, 2022, 卷号: 12, 期号: 12, 页码: 21
作者:  Rui SS(芮少石);  Su, Yue;  Zhao, Jia-Min;  Shang, Zhi-Hao;  Shi, Hui-Ji
Adobe PDF(6375Kb)  |  收藏  |  浏览/下载:278/109  |  提交时间:2023/02/03
2D-EBSD mapping  intragranular misorientation  KAM and GROD  isotropic linear evolution  mesoscopic plastic strain  3D polycrystalline plasticity model