正在加载图片...
·738 北京科技大学学报 第33卷 (2)在I一Ⅲ复合型载荷作用下,Ⅲ型载荷会使 China Mech Eng,2008,19(4):469 原来的I型裂纹应力强度因子K,减小;并且Ⅲ型扭 (张莉,刘文品,程靳,等.基于裂纹尖端塑性应变能对2024 铝合金疲劳裂纹扩展寿命进行预测.中国机械工程,2008,19 矩越大,I型裂纹应力强度因子K,下降越多,基本 (4):469) 呈线性关系.Ⅲ型静载会使原来仅在I型载荷作用 [8]Li H F.Qian C F.Fatigue crack growth under I+ll combined 下的疲劳裂纹扩展速率降低,即在一定的范围内,Ⅲ loading//Proceedings of the 14th Nation Conference on Fatigue and 型静载会阻碍疲劳裂纹的扩展;Ⅲ型静载越大,裂纹 Fracture.Ji'an,2008:494 (李慧芳,钱才富.(I+Ⅲ)复合型疲劳裂纹扩展实验研究∥ 扩展速率下降越明显.I一Ⅲ型循环比例复合加载 第十四届全国疲劳与断裂学术会议论文集.吉安,2008:494) 会促进疲劳裂纹的扩展;:且Ⅲ型循环载荷越大,裂纹 9]Forth S C,Keat W D,Favrow L H.Experimental and computa- 扩展速率上升越明显. tional investigation of three-dimensional mixed-mode fatigues.Fa- tigue Fract Eng Mater Struct,2002,25(1)3 参考文献 [10]Yates J R,Zanganeh M,Tomlinson R A,et al.Crack paths un- [1]Xing WZ,Liu X H.A study of the fatigue crack growth law for der mixed mode loading.Eng Fract Mech,2008,75(3/4):319 I-lI mixed mode crack.Acta Mech Solida Sin,1983 (4):551 [11]Borrego L P,Antunes F V,Costa J M,et al.Mixed-mode fa- (邢文珍,刘雪慧.【一Ⅱ复合型裂纹扩展规律研究.固体力 tigue crack growth behaviour in aluminium alloy.Int Fatigue, 2006,28(5/6):618 学学报,1983(4):551) Gao H,Chen Y X,Li M.Fatigue crack growth under I +ll) [12]Wang N,Wang J G.Influence of ll-mode loading on the growth combined mode loading.J Mech Strength,1993,15(3):45 velocity of I-mode fatigue crack.Eng Test,2009.49(Suppl 1): 18 (高桦,陈友萱,李明.(I+Ⅲ)复合型疲劳裂纹扩展研究 机械强度,1993,15(3):45) (王姨,王建国.Ⅲ型加载对I型疲劳裂纹扩展速率的影响 工程与试验,2009,49(增刊1):18) B3]Tian C H,Ren M F.Threshold of I-lI mixed mode fatigue crack [13]Zhang Z H,Li S K.ANSYS 11.0 Finite Element Analysis and propagation.J Mech Strength,2004,26(Suppl):180 Engineering Application.2nd Ed.Beijing,Electronic Industry (田常海,任明法。【一Ⅲ复合型裂纹疲劳扩展门槛值.机械强 Pres5,2008 度,2004,26(增刊):180) (张朝辉,李树奎.ANSYS11.0有限元理论分析与工程应 4]Yu H C.Sun Y G,Xie S S,et al.Low cycle fatigue crack propa- 用.2版.北京:电子工业出版社,2008) gation in stainless steel under combined and tension.Acta Metall [14]Zhao L H.Analysis on thnee-dimension response based on Sin,2005,41(1):73 sfkengthened plank crack tip of ANSYS.Mod Weld Technol, (于慧臣,孙蒸国,谢世殊,等.不锈钢在扭转/拉伸复合载荷 2007,54(6):17 下的低周疲劳裂纹扩展.金属学报,2005,41(1):73) (赵连华.采用ANSYS对受拉平板裂纹尖端三维应力状态的 5]Yu H C,Sun Y C.Zhang Y J,et al.Near-threshold fatigue crack 有限元分析.现代焊接,2007,54(6):17) propagation in stainless steel under combined torsion and tension [15]Liu S,Zhang F.ANSYS finite element software-based simulation Acta Metall Sin,2006,42(2):186 of crack growth.Chem Equip Technol,2006,27(1):54 (于慧臣,孙燕国,张岩基,等。不锈钢在扭转/拉伸复合载荷 (刘莎,张芳.基于ANSYS有限元软件裂纹扩展模拟.化工 下近门槛值疲劳裂纹扩展行为.金属学报,2006,42(2):186) 装备技术,2006,27(1):54) 6]Yang F P,Lin Z Y.Fatigue crack growth under multi-axial cyclic loading condition.Res Explor Lab,2007,26(10):260 16]Wang Y W.Tructure of the Numerical Simulation of Fatigue Crack Growth [Dissertation].Dalian:Dalian University of Tech- (杨凤鹏,林卓英.多轴载荷作用下表面裂纹的疲劳扩展.实 nology,2005 验室研究与探索,2007,26(10):260) Zhang L,Liu W J.Cheng J,et al.Prediction of fatigue crack (王永伟.结构疲劳裂纹扩展的数值模拟[学位论文].大 连:大连理工大学,2005) growth life of 2024 aluminum alloy based on the plastic energy.北 京 科 技 大 学 学 报 第 33 卷 ( 2) 在Ⅰ--Ⅲ复合型载荷作用下,Ⅲ型载荷会使 原来的Ⅰ型裂纹应力强度因子 KⅠ减小; 并且Ⅲ型扭 矩越大,Ⅰ型裂纹应力强度因子 KⅠ 下降越多,基本 呈线性关系. Ⅲ型静载会使原来仅在Ⅰ型载荷作用 下的疲劳裂纹扩展速率降低,即在一定的范围内,Ⅲ 型静载会阻碍疲劳裂纹的扩展; Ⅲ型静载越大,裂纹 扩展速率下降越明显. Ⅰ--Ⅲ型循环比例复合加载 会促进疲劳裂纹的扩展; 且Ⅲ型循环载荷越大,裂纹 扩展速率上升越明显. 参 考 文 献 [1] Xing W Z,Liu X H. A study of the fatigue crack growth law for Ⅰ-Ⅱ mixed mode crack. Acta Mech Solida Sin,1983( 4) : 551 ( 邢文珍,刘雪慧. Ⅰ--Ⅱ复合型裂纹扩展规律研究. 固体力 学学报,1983( 4) : 551) [2] Gao H,Chen Y X,Li M. Fatigue crack growth under ( Ⅰ + Ⅲ) combined mode loading. J Mech Strength,1993,15( 3) : 45 ( 高桦,陈友萱,李明. ( Ⅰ + Ⅲ) 复合型疲劳裂纹扩展研究. 机械强度,1993,15( 3) : 45) [3] Tian C H,Ren M F. Threshold of Ⅰ-Ⅲ mixed mode fatigue crack propagation. J Mech Strength,2004,26( Suppl) : 180 ( 田常海,任明法. Ⅰ--Ⅲ复合型裂纹疲劳扩展门槛值. 机械强 度,2004,26( 增刊) : 180) [4] Yu H C,Sun Y G,Xie S S,et al. Low cycle fatigue crack propa￾gation in stainless steel under combined and tension. Acta Metall Sin,2005,41( 1) : 73 ( 于慧臣,孙燕国,谢世殊,等. 不锈钢在扭转/拉伸复合载荷 下的低周疲劳裂纹扩展. 金属学报,2005,41( 1) : 73) [5] Yu H C,Sun Y G,Zhang Y J,et al. Near-threshold fatigue crack propagation in stainless steel under combined torsion and tension. Acta Metall Sin,2006,42( 2) : 186 ( 于慧臣,孙燕国,张岩基,等. 不锈钢在扭转/拉伸复合载荷 下近门槛值疲劳裂纹扩展行为. 金属学报,2006,42( 2) : 186) [6] Yang F P,Lin Z Y. Fatigue crack growth under multi-axial cyclic loading condition. Res Explor Lab,2007,26( 10) : 260 ( 杨凤鹏,林卓英. 多轴载荷作用下表面裂纹的疲劳扩展. 实 验室研究与探索,2007,26( 10) : 260) [7] Zhang L,Liu W J,Cheng J,et al. Prediction of fatigue crack growth life of 2024 aluminum alloy based on the plastic energy. China Mech Eng,2008,19( 4) : 469 ( 张莉,刘文晶,程靳,等. 基于裂纹尖端塑性应变能对 2024 铝合金疲劳裂纹扩展寿命进行预测. 中国机械工程,2008,19 ( 4) : 469) [8] Li H F,Qian C F. Fatigue crack growth under Ⅰ + Ⅲ combined loading∥Proceedings of the 14th Nation Conference on Fatigue and Fracture. Ji’an,2008: 494 ( 李慧芳,钱才富. ( Ⅰ + Ⅲ) 复合型疲劳裂纹扩展实验研究∥ 第十四届全国疲劳与断裂学术会议论文集. 吉安,2008: 494) [9] Forth S C,Keat W D,Favrow L H. Experimental and computa￾tional investigation of three-dimensional mixed-mode fatigues. Fa￾tigue Fract Eng Mater Struct,2002,25( 1) : 3 [10] Yates J R,Zanganeh M,Tomlinson R A,et al. Crack paths un￾der mixed mode loading. Eng Fract Mech,2008,75( 3 /4) : 319 [11] Borrego L P,Antunes F V,Costa J M,et al. Mixed-mode fa￾tigue crack growth behaviour in aluminium alloy. Int J Fatigue, 2006,28( 5 /6) : 618 [12] Wang N,Wang J G. Influence of Ⅲ-mode loading on the growth velocity ofⅠ-mode fatigue crack. Eng Test,2009,49( Suppl 1) : 18 ( 王娜,王建国. Ⅲ型加载对Ⅰ型疲劳裂纹扩展速率的影响. 工程与试验,2009,49( 增刊 1) : 18) [13] Zhang Z H,Li S K. ANSYS 11. 0 Finite Element Analysis and Engineering Application. 2nd Ed. Beijing,Electronic Industry Press,2008 ( 张朝辉,李树奎. ANSYS 11. 0 有限元理论分析与工程应 用. 2 版. 北京: 电子工业出版社,2008) [14] Zhao L H. Analysis on thnee-dimension response based on sfkengthened plank crack tip of ANSYS. Mod Weld Technol, 2007,54( 6) : 17 ( 赵连华. 采用 ANSYS 对受拉平板裂纹尖端三维应力状态的 有限元分析. 现代焊接,2007,54( 6) : 17) [15] Liu S,Zhang F. ANSYS finite element software-based simulation of crack growth. Chem Equip Technol,2006,27( 1) : 54 ( 刘莎,张芳. 基于 ANSYS 有限元软件裂纹扩展模拟. 化工 装备技术,2006,27( 1) : 54) [16] Wang Y W. Tructure of the Numerical Simulation of Fatigue Crack Growth[Dissertation]. Dalian: Dalian University of Tech￾nology,2005 ( 王永伟. 结构疲劳裂纹扩展的数值模拟[学位论文]. 大 连: 大连理工大学,2005) ·738·
<<向上翻页
©2008-现在 cucdc.com 高等教育资讯网 版权所有