CN108693054B - 一种复合材料结构谱载疲劳寿命的渐进损伤算法 - Google Patents
一种复合材料结构谱载疲劳寿命的渐进损伤算法 Download PDFInfo
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- 239000002131 composite material Substances 0.000 title claims abstract description 57
- 230000000750 progressive effect Effects 0.000 title claims abstract description 14
- 238000001228 spectrum Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 12
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- 238000004364 calculation method Methods 0.000 claims abstract description 10
- 125000004122 cyclic group Chemical group 0.000 claims description 3
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- 238000011056 performance test Methods 0.000 claims description 3
- 230000001131 transforming effect Effects 0.000 claims 1
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- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
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CN110704951B (zh) * | 2019-09-29 | 2021-10-15 | 中国直升机设计研究所 | 一种直升机尾段疲劳试验载荷谱编制方法 |
CN110706761B (zh) * | 2019-11-11 | 2022-02-18 | 上海工程技术大学 | 一种预估金属材料的疲劳强度退化的方法 |
CN111046547B (zh) * | 2019-12-04 | 2022-09-16 | 中国直升机设计研究所 | 一种直升机矩形复合材料柔性梁高周寿命快速计算方法 |
CN113792414B (zh) * | 2021-08-20 | 2024-03-29 | 北京工业大学 | 一种变幅加载下陶瓷基复合材料疲劳寿命的预测方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH06162149A (ja) * | 1992-11-27 | 1994-06-10 | Mitsubishi Heavy Ind Ltd | 疲労寿命評価システム |
CN104019971A (zh) * | 2014-05-20 | 2014-09-03 | 北京航空航天大学 | 一种预测多钉连接件谱载疲劳寿命的方法 |
CN105447316A (zh) * | 2015-12-01 | 2016-03-30 | 北京航空航天大学 | 一种预测含初始缺陷复合材料桨叶剩余寿命的渐进损伤方法 |
CN105808865A (zh) * | 2016-03-15 | 2016-07-27 | 北京航空航天大学 | 一种低温疲劳性能表征与寿命估算的方法 |
JP6197391B2 (ja) * | 2013-06-13 | 2017-09-20 | 株式会社Ihi | 構造物の疲労寿命評価方法 |
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- 2018-05-18 CN CN201810476841.8A patent/CN108693054B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH06162149A (ja) * | 1992-11-27 | 1994-06-10 | Mitsubishi Heavy Ind Ltd | 疲労寿命評価システム |
JP6197391B2 (ja) * | 2013-06-13 | 2017-09-20 | 株式会社Ihi | 構造物の疲労寿命評価方法 |
CN104019971A (zh) * | 2014-05-20 | 2014-09-03 | 北京航空航天大学 | 一种预测多钉连接件谱载疲劳寿命的方法 |
CN105447316A (zh) * | 2015-12-01 | 2016-03-30 | 北京航空航天大学 | 一种预测含初始缺陷复合材料桨叶剩余寿命的渐进损伤方法 |
CN105808865A (zh) * | 2016-03-15 | 2016-07-27 | 北京航空航天大学 | 一种低温疲劳性能表征与寿命估算的方法 |
Non-Patent Citations (2)
Title |
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A modified accumulation damage algorithm for predicting corrosion fatigue life by considering load interaction for aluminum alloys;Mu-Dong Liu 等;《International Journal of Damage》;20180315;第33-39页 * |
直升机主桨叶典型缺陷疲劳性能影响研究;徐海斌 等;《机械科学与技术》;20170930;第36卷;第1-21页 * |
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