选用六种常用或最新的多轴累积损伤模型,对不同种类阶梯谱下的LY12CZ铝合金试验数据进行损伤计算,统计了各模型总损伤计算值的准确率.统计结果表明,对于LY12CZ铝合金,六种模型在不同谱型下对两级阶梯谱的寿命预测能力有一定差别;没有一种累积损伤模型能同时对所有类型的两级阶梯谱具有最好的计算结果.
参考文献
| [1] | 姚卫星.结构疲劳寿命分析[M].北京:国防工业出版社,2002 |
| [2] | 尚德广,孙国芹,蔡能,王建国,王连庆,王红缨.非比例加载下GH4169高温多轴疲劳行为研究[J].航空材料学报,2006(06):6-11. |
| [3] | 时新红,张建宇,鲍蕊,费斌军.拉扭复合加载下相位差对2A12-T4铝合金高周疲劳失效的影响[J].航空材料学报,2010(05):93-96. |
| [4] | 田玉杰,尚德广,陈宏,刘建中.单多轴变幅加载下TC21钛合金疲劳特性[J].航空材料学报,2013(02):74-80. |
| [5] | MINER M A .Cumulative damage in fatigue[J].Journal of Applied Mechanics,1945,12(03):A159-A164. |
| [6] | BONACUSE P;KALLURI A.Sequenced axial and torsional cumulative fatigue:Low amplitude followed by high amplitude loading[A].Amsterdam:Oxford,2003:31,165-182. |
| [7] | Chen X;Jin D;Kim KS .A weight function-critical plane approach for low-cycle fatigue under variable amplitude multiaxial loading[J].Fatigue & Fracture of Engineering Materials and Structures,2006(4):331-339. |
| [8] | 金丹 .多轴非规则载荷下低周疲劳寿命预测[D].天津:天津大学,2004. |
| [9] | Nima Shamsaei;Maksym Gladskyi;Kostyantyn Panasovskyi;Sergiy Shukaev;Ali Fatemi .Multiaxial fatigue of titanium including step loading and load path alteration and sequence effects[J].International Journal of Fatigue,2010(11):1862-1874. |
| [10] | 王英玉 .金属材料的多轴疲劳行为与寿命估算[D].南京航空航天大学,2005. |
| [11] | MORROW D J.The effect of selected sub-cycle sequences in fatigue loading histories[A].,1986:43-60. |
| [12] | FATEMI A;SOCIE D F .A Critical plane approach to multiaxial fatigue damage including out-of-phase loading[J].FATIGUE & FRACTURE OF ENGINEERING MATERIALS & STRUCTURES,1988,11(03):149-165. |
| [13] | Takamoto Itoh;Masao Sakane;Masateru Ohnami;Darrell F. Socie .Nonproportional low cycle fatigue criterion for type 304 stainless steel[J].Journal of engineering materials and technology,1995(3):285-292. |
| [14] | 尚德广;王德俊;姚卫星.多轴非线性连续疲劳损伤累积模型的研究[J].固体力学学报,1999(04):325-330. |
| [15] | 徐姣,尚德广,陈宏.多轴块载加载下疲劳损伤累积方法研究[J].机械强度,2012(06):875-880. |
| [16] | De-Guang Shang;Guo-Qin Sun;Jing Deng .Multiaxial fatigue damage parameter and life prediction for medium-carbon steel based on the critical plane approach[J].International Journal of Fatigue,2007(12):2200-2207. |
| [17] | 张大川,王英玉.LY12CZ铝合金拉扭复合载荷下疲劳损伤律实验研究[J].机械强度,2012(05):772-776. |
| [18] | Tian-xiang Xia;Wei-xing Yao.Comparative research on the accumulative damage rules under multiaxial block loading spectrum for 2024-T4 aluminum alloy[J].International Journal of Fatigue,2013:257-265. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%