低压转子 meaning in Chinese
first spool
low-pressure rotor
low-pressure spool
Examples
- The steady - state response of a counter - rotating dual - rotor structure with one inter - shaft bearing was analyzed , of which the low pressure rotor is coupled with the inter - shaft bearing ' s outer ring , and the high pressure rotor coupled with the inter - shaft bearing ' s inner ring
分析了一种具有中介轴承的反向旋转双转子结构的稳态响应，其中介轴承外圈与低压转子联接，内圈与高压转子联接。 - 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。 - Firstly , the performance is calculated at the design point of the ws - 9 aeroengine by using the numerical model established . secondly , after obtaining the performance coupling parameters , the steady - state performance of the non - designed points is caculated . third , respectively make the limitation of rotate speed of the high pressure rotor and low pressure rotor equal to corresponding parameters of designed point , after the data calculated compared with those of designed point and actual testing of the manufactory , the error is obtained
首先，用所建立的发动机数学模型计算了发动机在设计点的各项性能，第二，根据发动机各部件的耦合特性参数计算得到发动机在非设计点状态下的各项稳态性能，第三，分别设定限制高压转子转速和低压转子转速逼近设计点条件下对应的参数，将计算得到的性能数据与设计点性能进行了比较，并将非设计点的计算结果与生产试车过程实测的性能数据进行对比，给出了该稳态模型计算结果与实际试车数据的误差。 - 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。