...dynamicstress) 角频率(angularfrequency) 弹性应变幅(elastic strain amplitude) 塑性应变幅(plastic strain amplitude) 应力幅(stressamplitude) 泊松比(poisson’Sratio) 缺陷尺寸(dimension ofdefect) 角位移(angularamplitude) 剪应力(s...
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...mplitude) 2 ε e ∆ : 弹性应变振幅( elastic strain amplitude) 2 ε p ∆ : 塑性应变振幅( plastic strain amplitude) 5 即总应变振幅是( t ε ∆ ) 由弹性应变振幅( e ε ∆ ) 与塑性应变振幅( p ε ∆ ) 这两部分所组成的, 且总应变振幅的...
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The values of plastic strain energy density are affected by the plastic strain amplitude and change with the cycle numbers.
合金的塑性应变能密度受应变幅的影响且具有循环相关性;
A new exponential dissipation model is presented to describe this bilinear material's plastic strain amplitude-fatigue life relation.
利用本文建立的指数衰减模型能够较好地描述材料的非线性塑性应变幅与寿命之间的关系。
The observed phenomenon that both 7000 series alloys tested soften cyclically at smaller plastic strain amplitude and harden at larger plastic strain amplitude is explained.
阐述了观察到的两种7000系列合金在小塑性应变幅下循环软化,而在大塑性应变幅下循环硬化的现象。
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