工作转速

在ANSYS环境下建立了三点悬浮式橡皮滚筒的三维实体有限元模型，采用了模块BlockLanczos特征值求解法提取了橡皮滚筒的模态，并验证了胶印机的最大工作转速的可靠性。

This article has established three dimensions limited element model of three dot float blanket cylinder under the environment of ANSYS , adopted Block Lanczos characteristic value method to solve mode of blanket cylinder , verified the reliability of the offset machine at highest speed .

发生在某电厂1台300MW汽轮机低压转子轴承上的突发性振动，经过测试分析，诊断为工作转速下的转轴碰磨振动。

Abnormal vibration happened on a Turbine LP shaft of 300 MW unit in a power plant , By test and analysis . it is diagnosed a vibration of rubbing rotor on rated speed .

利用大型有限元商用程序ANSYS对FDY型绕线机转子部分进行有限元建模，根据FDY型绕线机转子的工作转速范围及其基本动力特性，计算出其工作范围内所对应的振动频率。

This paper builds the model of coiler 's rotor with ANSYS , and calculates the vibration frequency of coiler 's rotor in the range of its working according to the basal dynamic character .

绘制了叶片的Campbell图，分析了该汽轮机叶片的共振转速。（3）建立了带Z型冠叶片的有限元模型，分析了工作转速下的叶片应力。

The Campbell chart is drawn to analyze the resonance speed of the turbine blade . ( 3 ) The finite element model of turbine blade with zigzag shroud is built . The stress of the blade is analyzed under different work rotation speeds .

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 .

通过理论计算与分析，采取了加大钢球（段）和实际充填率，由26%增加到46%；提高工作转速，由26.1r/min加快到37.3r/min；

By means of theory calculating and analyzing , increasing steel ball section and reality filling up rate ( from 26 % to 46 % ), raising tube body speed ( from 26.1r/min to 37.3r / min ), main bearing from sliding bearing changed ball-bearing are used .

主轴工作转速远离其临界转速，能有效避开共振区。

It can avoid the region of sympathetic vibration effectively .

皮带轮式永磁交流电机无电压调节装置，在最低、额定及最高工作转速时，其电压值应满足ZBT68004&90的要求。

Permanent magnetic pulley alternator has no voltage regulating unit .

主机最低稳定工作转速试验

Minimum steady speed operation test for main engine

工作转速下汽轮发电机转子同相振动故障分析

Fault Analysis on Rotor Equal Phase Vibration of Steam Turbine Generator under Working Speed

最低稳定工作转速试验雨刷马达在低速运转吗？

Lowest continuous speed test with load DOES THE WIPER MOTOR OPERATE IN LOW SPEED ?

涡轮泵转子工作转速的模糊可靠性确定方法及其应用

The fuzzy reliability design method for working rotation speed of turbopump rotor assembly and Its Applications

计算结果表明：工作转速下风机能够安全、稳定运转。

The results show that the system is stable and safe at the working rotational velocity .

低速工作转速范围达同步转速的30%。

The low . speed range comes to 30 percent of synchronous speed of the machine .

乌龙茶摇青机工作转速公式的建立及验证

The establishment and test of the formula for the working rotational speed of Oolong tea rub-withering machine

由于受到高速旋转机构间信号传输困难及不平衡质量影响等因素的限制，目前国内的高速旋转试验机工作转速均低于20000r/min，远不能满足现代产品性能检测的要求。

As a result of inter-agency high-speed rotation signal transmission problems and the impact of uneven quality factors .

通过对曲线进行分析表明：随着机器工作转速的提高，后靠规的定位精度有变差趋势。

Dynamic analysis illuslrates : The positioning precision becomes worse with the increase of rotate speed of machine .

以转子转速为微扰控制参数，通过设计最优调节器，使碰摩转子原本的混沌振动稳定到周期等于工作转速周期的轨道上。

The chaotic vibration of a rub-impact rotor is controlled to operational periodic one by speed perturbation calculated from LQR .

我们的目标是优化工作转速范围，使周围的最低消费转速发动机工作。

The objective is to optimize the working revs area to make the engine work around the lowest consumption revs .

液压缸低速稳定性分析及合理背压值选取最低稳定工作转速试验

Stability Analysis on Hydraulic Cylinder at Low Velocity and the Choice of Reasonable Backpressure lowest continuous speed test with load

文中对采用这种改进型变换器的发电系统的最低工作转速限制和系统发电特性进行了详细的讨论，分析了发电系统的输出电压及效率与转速的关系。

The lowest operating rotor speed limitation and operating characteristics of the generative system based on the improved converter are discussed in detail .

叶片颤振裕度不大，在工作转速范围内产生颤振导致叶片承受较大的动应力是其疲劳断裂的主要原因。

The main cause for such failure was the high varying stress from the blade flutter because of its relatively small flutter margins .

通过数值仿真，得到反映工作转速下转子弯扭耦合振动的特征图，并对其进行分析；此外，在不同的偏心距下，以转速为分岔特性参数，对转子的分岔特性进行了分析研究。

Through the numerical simulation , the coupled bending and torsional vibrations characteristic diagram of rotor under running rotating speed was obtained and analyzed .

具有高阶不平衡分布的柔性转子，若在工作转速下发生摩擦振动，其振动行为可能是发散的；

In case of flexible rotors , beset by unbalance distribution effecting higher orders of vibration , diverging frictional vibration may occur during operation .

计算了对应不同转子位置的空载气隙磁场分布，求出了静转矩特性和平衡头最高工作转速。

After calculating no load gap magnetic fields according to different rotor positions , static torque characteristics and highest working speed are worked out .

用无约束极小化方法求解了转子在工作转速范围内轴心实际位置。

With the help of an unconstrained minimization method solved is the axle center actual location of the rotor within its working speed range .

本文通过试验，对影响静液传动系统性能的三个因素（工作转速、工作压力和油温）进行了验证；

The three main factors , the pump rotational speed , system pressure and oil temperature that influence the hydrostatic transmission performance were experimental studied .

在两者计算结果基本一致的基础上，给出了护环与转子本体配合面上的压力分布及其随工作转速的变化。

Both of the computed results from these two methods are in agreement , the pressure distribution and its variation with rotational speed are presented .

对某型发动机I级涡轮转子叶片的振动特性进行了较深入的研究，并分析了它在发动机常用工作转速下发生共振的可能性；

Vibration characteristics of 1st stage turbine rotor blade of engine has been studied thoroughly to analyze possibility of resonance vibration at normal engine speed .

本文为陀螺仪工作转速的选择和陀螺仪补偿系统的设计提供了参考依据。

This paper is available for a reference in the selection of the gyromotor 's operating speed and the design of the gyroscopic compensating system .