internal damping meaning in English
内部阻尼
内阻尼
阻尼
Examples
- The internal damping forces and the nonlinear elastic forces in the analytical form are deduced from the kelvin . voigt viscoelastic model . a smart method basing on the concept of period number is proposed for evaluating periodic solutions of the nonlinear system and determining the periodic . doubling bifurcation points
( 2 )建立了一个4dof单跨弹性转子在非线性油膜力、非线性内阻力和非线性弹性力作用下的非线性动力学模型，提出了求周期解的数值计算方法，以及计算周期解周期数及分岔点的算法。 - It is analyzed that the values of external excitation , the internal damping of the shaft and the depth of the crack have effects on the amplitude frequency response curves . in chapter 5 , the bifurcation and chao s of a rotor system are studied . the bifurcation parameter sets of the motion equation are determined by using the theoretical method
从理论上确定了在垂直平面内振动的裂纹转子运动方程的分叉参数集，且用数值方法验证了理论分析的正确性，同时，还利用melnikov函数法给出了系统发生混沌运动的临界条件，最后，利用数值方法研究了考虑涡动影响的转子系统的动力特性。 - It is showed by the results that , the rotor has different dynamics with respect to present results obtained by other researchers while the rotor is subjected to internal damping , nonlinear oil film forces and nonlinear elastic forces simultaneously . with increase of the rotary speed the rotor , quasi . periodic movement caused by internal damping will occur
发现当转子通过油膜失稳进入倍周期运动时，由于非线性内阻力作用，还会发生概周期分岔形式的二次分岔，产生约1 / 6倍工频的低频运动。