临界转速

求临界转速的BASIC程序

The BASIC Program for Calculating Critical Speed

基于ANSYS的发动机转子临界转速计算

Calculation of Critical Speed for Aeroengine Rotor Based on ANSYS

ANSYS模态分析在汽轮发电机转子临界转速计算上的应用

Application of ANSYS Simulation State Analysis to Calculation of Rotor Critical Speed of Turbine Generator

固-液搅拌槽内颗粒离底悬浮临界转速的CFD模拟

CFD modeling of solids just-suspended impeller speed in stirred tanks

基于Riccati变换的整体传递矩阵法计算双转子临界转速研究

Study of Dual-Rotor Critical Speed by Whole Transfer Matrix Method Based on Riccati Transformation

采用MATLAB语言编制了对传递矩阵法计算多柔盘转子-支承系统的临界转速；

Secondly , use transfer matrix arithmetic to have finished the relative program to calculate the critical speed of flexible multi-tray rotor bearing system by MATLAB language .

Riccati传递矩阵法在高速精纺锭子临界转速分析中的应用

Application of Riccati transfer matrix method to critical speed analysis of high-speed spindle on spinning frame

机械装置转子支承系统临界转速估算K3法

An Estimated Method for Calculating the Critical Speeds of a Rotor & support System of Mechanical Equipment

使用ANSYS和MATLAB等大型软件，对工程实例进行了计算，讨论了陀螺效应、不平衡磁拉力、导轴承刚度等因素对机组临界转速的影响及影响程度。

Through using the large softwares ANSYS and MATLAB , an example is computed . The influences and influence degree of various factors such as gyroscopic effect , unbalanced electromagnetic forces , stiffness of bearings are discussed .

在远离临界转速的高速区，转子的相位角不再增大，而是围绕某一定值波动，此定值为（2n+1）πrad（n为自然数）；

After the rotor passes its resonant zone , the phase angle does not increase any more , and it begins to fluctuate around a constant value ( 2n + 1 )π rad .

基于QZ算法的涡轮泵转子临界转速有限元计算

Critical speed computation of turbopump rotor based on finite element method and QZ algorithm

分析认为，在密封力的单独作用下，存在使转子发生Hopf分岔的临界转速。

Results showed that , there exists the critical speed that the rotor can be happen Hopf bifurcation in under the action of the seal clearance excitation force alone .

用传递矩阵法推导转子系统临界转速和动态不平衡响应的计算公式，用MATLAB软件编写了相应的计算程序，用一个有理论解的例子对程序进行考核。

We present the formula for calculating the rotor systems ' critical speeds and imbalance dynamic responses with a transfer matrix approach . The calculation program based on MATLAB has been designed , and verified by analyzing an example with theoretical solutions .

考虑滚动轴承径向刚度随转速非线性变化，运用传递矩阵法对电主轴的临界转速和静刚度特性进行了系统的研究，用Matlab工具开发了一套具有自主知识产权的动态计算分析软件。

The rotor dynamic characteristics of a high-speed motorized spindle was calculated , while considering the nonlinear variation of bearing radial stiffness with increase of rotational speed , the critical speed and static stiffness of the system , and a software package was developed using Matlab .

在有限元分析软件中建立轴系的简化模型，考虑陀螺力矩影响，加载后求解，绘制出系统的CAMPBELL图，提取临界转速。

FEM analysis software is used to model the simplified shafting . The effect of gyroscopic moment is taken into account . After Loading and solving , CAMPBELL diagram is drawn to obtain the critical speeds .

针对KF在零部件设计中的应用建立了部分零件的设计模块，针对KF在零件分析中的应用建立了主轴一阶临界转速快速计算工具，将有限元分析技术直接融合在转子系统设计当中。

According to the KF application ways for component analysis , it completes the principal shaft critical speed calculation tools , which directly fuse the finite element analysis technology into the rotor system design .

在23倍临界转速区，裂纹深度浅于R2的裂纹转子有分岔和拟周期响应出现；论准生命&寻找剖析生命伦理疑难问题的奥卡姆剃刀

While the rotating speed is near 2 / 3 critical speed and crack depth is under R / 2 , the crack-rotor is abundant in periodic , quasi-periodic motions and bifurcation ; On the Quasi - Life

通过有限元法建立了水轮机转子系统的动力学模型，并采用自编程Newmark数值仿真计算了水轮机转子系统的临界转速和不平衡响应，并采用商业程序进行了验证。

Build a dynamic model of the turbine rotor system through the method of finite element and calculate the critical speed of rotation and unbalance response of the turbine rotor system using my program with the method of Newmark .

Jeffcott转子系统加减速通过临界转速时，将发生由频率随转速变化的谐激励力引起的瞬态不平衡响应。

When a Jeffcott rotor system accelerates or decelerates passing through its critical speeds , the system will have the transient unbalanced response caused by the harmonic excitation whose frequency changes with the rotating speed .

对FB-110型涡轮分子泵，用Riccati方法进行了振动分析，说明其工作转速远离临界转速，因而振动小，可以平稳地运转。

The vibration of a TMP , model FB-110 , is analysed with the Riccati method , which shows that the work speed of FB-110 is very different from its critical speeds , it can operate smoothly .

研究结果表明，适时调节VPSFD的参数，可使转子系统前两阶共振幅值大为降低，使转子能平稳通过前两阶临界转速。

The results show that the first two resonant amplitudes will be greatly decreased and the rotor system will run smoothly through the first two critical speeds .

最后本文研究了WW发动机动力涡轮转子的某些结构参数对转子的动力学特性的影响。如：五号弹性支承的刚度、花键传弯刚度、分支结构的长度等对转子临界转速的影响；

At last this paper discussed the influence of the rotor 's structural parameters on the turbo-shaft rotor 's dynamics character , such as the critical speed by the rigidity of the fifth elastic bearing , the bend rigidity of the spline and the length of the branch 's structure ;

应用此程序计算了设计的JH100，JHF150，JHF130秸秆还田机刀轴系统的临界转速，分析了影响临界转速值的主要因素。

Computer programmes are worked out in this paper . Using the programmes , the critical rotation rate of chopping drum of field straw chopper JH - 100 * IHF - 150 , JHF - 130 are calculated particularly and main factors , influencing critical rotation rate are analysed .

双转子临界转速的简易分析方法及应用

Simple analysis method and their application of critical speed for double-rotator

计及转盘陀螺效应的转子临界转速计算图线

The Critical Speed Diagram of the Rotors Considering the Gyroscopic Effect

分叉式畸形结构转子系统临界转速的计算方法

Critical Speed Calculation Method of Rotor System with Dispart-Twig Abnormality Structure

汽轮发电机转子的支承动刚度与临界转速问题

Problems of Support Dynamic Stiffnesses and Critical Speeds for Turbogenerator Rotor

采用子结构模态综合法分析空心锭子的临界转速

Critical Speed Calculation of Hollow Spindle Using Component Mode Synthesis Method

非均匀变截面多跨转轴临界转速分析

The Critical Speeds Analysis for A Multiple Span Nonuniform Rotating Axis

高速冲击转子临界转速的传递矩阵分析

Critical-speed analysis of high speed impact rotor with transfer matrix method