proportional damping meaning in English

比例阻尼

Examples

Modal perturbation method for obtaining complex modal characteristics of non - proportional damping systems
求解非比例阻尼体系复模态的实模态摄动法
Use pseudo - excitation method to solve non - stationary random responses of non - proportional damped systems
用虚拟激励法求解非比例阻尼线性体系的非平稳随机地震响应
A delicate general solution of non - proportional damped mdof systems subjected to an earthquake ground motion , completely in real value form , was presented
由于可以选择少量共轭复振型的影响进行计算，对于大型复杂非比例阻尼结构，其随机地震响应计算工作量可以大幅度减小。
The research work in this dissertation involves the theories of interior noise analysis for the cavity , the sensitivity analysis of dynamic optimization , and the modal analysis of acoustic - structural coupled system with proportional damping
本文的工作是结合大型结构分析和优化软件jifex的方法和功能，发展声场?结构耦合系统的有限元分析及优化设计方法。
( 3 ) introducing the proportional damping , the finite element formula of structural - acoustic coupled system lined with sound absorbing materials is obtained . mode - superposition technique for modal frequency response analysis of coupled structure - acoustic systems is also used to deal with the sensitivities of the eigenvalues and eigenvectors of coupled systems for the purpose of reducing cavity interior noise in theory
讨论了阻尼降噪问题，建立了有阻尼声振耦合系统的有限元模型，采用振型叠加法，将系统位移转换到以固有振型为基向量，进行结构壁面有吸声材料的声振耦合系统响应的有限元分析与灵敏度分析，推导了比例阻尼条件的灵敏度计算公式。

proportional damping meaning in English

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