CN105302987B - 一种等效的预测热机械疲劳寿命的方法 - Google Patents
一种等效的预测热机械疲劳寿命的方法 Download PDFInfo
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- CN105302987B CN105302987B CN201510781870.1A CN201510781870A CN105302987B CN 105302987 B CN105302987 B CN 105302987B CN 201510781870 A CN201510781870 A CN 201510781870A CN 105302987 B CN105302987 B CN 105302987B
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- 238000000034 method Methods 0.000 title claims abstract description 55
- 238000005050 thermomechanical fatigue Methods 0.000 title claims abstract description 36
- 238000012360 testing method Methods 0.000 claims abstract description 21
- 230000000930 thermomechanical effect Effects 0.000 claims abstract description 11
- 239000006185 dispersion Substances 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 claims description 9
- 125000004122 cyclic group Chemical group 0.000 claims description 7
- 238000012916 structural analysis Methods 0.000 claims description 4
- 238000004458 analytical method Methods 0.000 claims description 3
- 230000035882 stress Effects 0.000 description 6
- 238000009661 fatigue test Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000002076 thermal analysis method Methods 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
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CN108204925B (zh) * | 2016-12-16 | 2020-03-20 | 海口未来技术研究院 | 复合材料的疲劳寿命预测方法及预测系统 |
CN106840877B (zh) * | 2017-01-22 | 2019-02-12 | 北京工业大学 | 一种基于应力的多轴小裂纹全寿命预测方法 |
CN106896133B (zh) * | 2017-02-14 | 2019-04-05 | 北京工业大学 | 一种基于等温疲劳和蠕变疲劳的多轴热机械疲劳寿命预测方法 |
CN108256192B (zh) * | 2018-01-10 | 2021-06-01 | 中国科学院金属研究所 | 一种金属材料基于低周疲劳的热机械疲劳寿命预测方法 |
CN109766624A (zh) * | 2019-01-04 | 2019-05-17 | 北京航空航天大学 | 一种胶接结构粘接层在高低温冷热循环条件下疲劳寿命的预测方法 |
CN111122358B (zh) * | 2020-01-13 | 2022-05-31 | 上海工程技术大学 | 一种考虑滞弹性能的镁合金疲劳寿命的确定方法 |
CN111400876B (zh) * | 2020-03-04 | 2023-10-20 | 中国科学院金属研究所 | 一种基于不同约束条件下的金属构件热机械疲劳寿命预测方法 |
CN114659779B (zh) * | 2022-05-25 | 2022-08-16 | 中国飞机强度研究所 | 一种飞机机械连接结构热应力等效施加装置 |
Citations (3)
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CN102914427A (zh) * | 2012-10-14 | 2013-02-06 | 北京工业大学 | 一种多轴随机载荷下疲劳损伤评估方法和监测装置 |
CN103926152A (zh) * | 2014-04-09 | 2014-07-16 | 北京工业大学 | 一种高温多轴谱载下低周蠕变-疲劳寿命评估方法 |
CN103942418A (zh) * | 2014-04-03 | 2014-07-23 | 北京工业大学 | 一种多轴载荷条件下细节疲劳强度额定值的确定方法 |
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CN102914427A (zh) * | 2012-10-14 | 2013-02-06 | 北京工业大学 | 一种多轴随机载荷下疲劳损伤评估方法和监测装置 |
CN103942418A (zh) * | 2014-04-03 | 2014-07-23 | 北京工业大学 | 一种多轴载荷条件下细节疲劳强度额定值的确定方法 |
CN103926152A (zh) * | 2014-04-09 | 2014-07-16 | 北京工业大学 | 一种高温多轴谱载下低周蠕变-疲劳寿命评估方法 |
Non-Patent Citations (3)
Title |
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A New Multiaxial High-Cycle Fatigue;CongWang,etc;《Journal of Materials Engineering and Performance》;20141205;第24卷(第2期);第816页至824页 * |
一种新的随机多轴疲劳寿命预测方法;包名;《机械强度》;20121015;第737页至743页 * |
基于等效试验的蠕变-热疲劳寿命预测方法;闫明等;《航空学报》;20080725;第29卷(第4期);第943页至947页 * |
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Inventor after: Shang Deguang Inventor after: Li Fangdai Inventor after: Song Mingliang Inventor after: Zhao Xiangfeng Inventor after: Zhang Jialiang Inventor after: Wang Xiaowei Inventor after: Tao Zhiqiang Inventor before: Shang Deguang Inventor before: Song Mingliang Inventor before: Zhao Xiangfeng Inventor before: Zhang Jialiang Inventor before: Wang Xiaowei Inventor before: Tao Zhiqiang |
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Application publication date: 20160203 Assignee: Shenzhen Qingzhi Huahui Technology Co.,Ltd. Assignor: Beijing University of Technology Contract record no.: X2024980041043 Denomination of invention: An Equivalent Method for Predicting Thermal Mechanical Fatigue Life Granted publication date: 20180814 License type: Open License Record date: 20241225 |