low-pressure rotor meaning in English
低压转子
Examples
- The threshold speed and the typical characteristics of the oil whip of the system are simulated under the nonlinear model of oil film force , and the state of motion and type of the bifurcation are analyzed by floquet multiplicators which is computed by the shooting method . secondly , the the nonlinear dynamical model of the low - pressure rotor - bearing system by column bearing with reduced dimensions is presented . the numerical results show the rule of the amplitude with the eccentricity of rotor , the length - to - diameter ratio , oil viscosity and the clearance - to - radius ratio of the bearing under the definite speed
其次,对降维后的低压转子?轴承系统的非线性动力学方程,计算了圆柱瓦轴承支撑的转子系统的振动稳定性在固定转速下随偏心距、轴承长径比、润滑油动力粘度和轴承间隙比的变化规律,并分析了转子前轴承轴颈的失稳转速与转子偏心距、轴承长径比、润滑油动力粘度和轴承间隙比之间的关系,同时利用floquet理论分析其运动状态和分岔类型。 - Considering the local nonlinearity of the rotor - bearing system , a systematic dimension reduction method is applied in this paper for low - pressure rotor - bearing of the 200mw turbine set system . the model of the rotor - bearing system is established by fem ( finite element method ) . the fixed - interface component mode synthesis procedure is applied to significantly reduce the dimension of the system
本文针对200mw汽轮发电机组低压转子?轴承系统,采用了一种系统的降维分析方法:利用有限元方法建立了转子?轴承系统的有限元模型,然后利用固定界面模态综合法显著地降低系统的维数。