• 进行大量计算后得到了可供实际使用的各型转子临界转速计算线。

    After a great quantity of calculations the critical speed diagrams are obtained, which can be used in...

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  • 进行大量计算得到了可供实际使用的各型转子临界转速计算线。

    After a great quantity of calculations the critical speed diagrams are obtained, which can be us...

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  • 利用转子支承具有一定弹性特点通过改变转子支承刚度达到调整转子临界转速振动形态的目的。

    Then the critical rotate speed and vibration shape are changed by changing the supporting stiffness with the characters of flexibility of rotor.

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  • 研究表明,磁力轴承刚度转子临界转速影响很大可以通过改变磁力轴承刚度转子材料来调整临界转速

    The study shows that the bearing stiffness has significant impact on the critical speed of rotor. The critical speed can be adjusted by changing bearing stiffness and material properties.

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  • 本文中,根据轴承-转子系统动力学方程高速转子临界转速有限元(FEM)的方式计算出来的。

    In this paper, based on the dynamical equation of magnetic bearing-rotor system, the critical speeds of the rotor for a high speed machine by means of finite element method (FEM) are calculated.

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  • 本文针对风机转子进行固有频率临界转速计算

    Calculations were conducted of the fan rotor natural frequency, vibration modes and critical speeds.

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  • 临界转速离心压缩机转子系统主要动力参数之一

    Critical speed is one of the important dynamic parameters of the rotor system in centrifugal compressor.

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  • 开发程序可以计算转子各阶模态振型临界转速,进行稳定性分析

    The program can calculate modal shapes and critical speeds, analyze the stability of the rotor system.

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  • 本文提出弹性连续广义参数计算转子系统临界转速

    This paper presents the method of broad-sense original parameter of continuous body of elasticity for calculating the critical speed of rotor system.

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  • 采用振动理论,对立式冲击破碎机转子系统临界转速进行理论分析进行实验验证

    The paper theoretically analyzes the critical speed of the rotor system of a vertical impact crusher by use of the vibration theory, and the analyzed result is verified by experiments.

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  • 本文研究转子系统临界转速实验测定

    In this paper the experimental methods for determining the critical speeds of rotor systems are investigated.

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  • 稳态试验基础上,对转子临界转速振动抑制进行了研究,并实施开环瞬态振动控制。

    On the basis of steady state tests, the vibration suppression of the rotor through the first two critical speeds has been done.

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  • 因此永磁同步电动机转子-轴承系统临界转速计算一个典型机电耦合问题

    Therefore, the calculation of critical speed of anisotropic supporting rotor-bearing system of the PMSM is a typical mechanical and electrical coupling problem.

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  • 利用ANSYS中的旋转结构分析模块系统进行动力特性分析,特别是不同结构转子进行临界转速计算。

    In this paper, the dynamic characteristics of a rotor system was analyzed by ANSYS rotating machinery module, especially for the critical speeds of the rotor with different structures.

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  • 采用MATLAB语言编制传递矩阵计算转子-支承系统临界转速

    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.

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  • 将弹性支承轴系分为转子子系统与支承子系统,假定联点处位移阻抗,则频率方程序确定转子子系统的临界转速

    By assuming impedance values of the coupling points, the critical speeds of the rotor subsystem can be determined from its frequency equation.

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  • 本文提出弯曲刚性临界转速弯曲临界转速概念然后又提出挠性转子概念

    In this paper, first, the concepts of the bend-rigid critical speed and bend-flexible critical speed of rotors are presented, and then the concept of a semi-flexible rotor is presented.

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  • 为了避免转子超越弯曲模态临界转速转子伸长度控制安全范围内

    The shaft extension should be maintained at a safe range in order to avoid critical speed at rotor bending modes.

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  • 第七研究了转子系统过程中过临界转速问题讨论平衡方法

    In chapter seven, the problem of reducing vibration in the speed-down process of a rotor system is noticed and its balancing methods are discussed in detail.

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  • 利用传递矩阵方法立式高速冲击粉碎机转子系统进行了临界转速分析对其工作转速进行了设计

    In this paper, the critical speed of the rotor system on new model high speed vertical im-pact mill is analysed with Transfer Matrix Method and the working speed of the rotor system is designed.

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  • 结果表明,基于转子临界转速以及轴向固有频率幅值有效地检测涡轮泵的故障

    The results show that the turbopump faults can be detected effectively by using the amplitudes of rotor first, second and third order critical frequency as well as axial intrinsic frequency.

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  • 挠性转子接近超过第一临界转速转子处于共振状态,这时挠度达到很大的数值。

    The dynamic deflection may become very large due to resonance in case of the flexible rotor speed approaching or exceeding its 1st or 2nd order critical speed.

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  • 确定分析方法基础上,对拉杆转子动力学特性进行了分析,得到拉杆转子临界转速随拉杆拉紧增大而增加的变化规律

    Using the method, the rod fastening rotor dynamics was analyzed, and the discipline of the rod fastening rotor critical speeds increase with total tighten force was abstained.

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  • 本体长度达到直径6以上时,转子第二临界速度接近于电机的运转速度,运行可能发生较大的振动。

    When the body length to 6 times the diameter of the above, the rotor speed will close to the critical speed motors, operation of vibration may occur.

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  • 本文还给转子临界转速平衡响应预报方法。

    Additionally the prediction of the rotor response to imbalance at critical speed can give an assessment of condition of the rotor balance.

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  • 多级离心转子临界转速湿临界转速差别较大,计算值与试验值基本一致

    The "dry" and "wet" critical speeds of multistage centrifugal pump rotor are quite different. The calculated and measured critical speeds are in good agreement.

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  • 论文核心内容是:应用谐波小波人工神经网络理论转子轴承系统动力参数——临界转速进行识别修正

    The central content of this thesis includes identifying and revising the critical rotate speed-dynamic parameters of rotor-bearing system by the artificial neural network theory and harmonic wavelet.

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  • 论文核心内容是:应用谐波小波人工神经网络理论转子轴承系统动力参数——临界转速进行识别修正

    The central content of this thesis includes identifying and revising the critical rotate speed-dynamic parameters of rotor-bearing system by the artificial neural network theory and harmonic wavelet.

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