The invalidation form of rolling bearing has been analysed in this text, and the pulsation frequency which is caused of rolling bearing malfunction also has been estimated.
对滚动轴承的失效形式作了分析，并对滚动轴承故障引起的轴承的脉动频率作了估算。
The simulating result shows that there is little difference in the flow coefficient between the adjacent odd and even piston pumps, and the flow pulsation frequency is independent...
仿真结果表明，相邻值的奇偶数柱塞泵的流量脉动系数相差无几，且流量脉动频率与柱塞数的奇偶性无关。
The air temperature is the most important parameter in the relationship of current humidity vs drying time. Static bed height as well as pulsation frequency has some influence on the drying process.
气流温度是影响干燥过程降水幅度的重要参数，床层静止高度及脉动频率对干燥过程的影响很小。
The model was subjected to pulsation, vibration, free vibration and hammering tests in order to investigate its flexibility, frequency and damping characteristics.
为了获得模型的柔度特性、频率、阻尼等进行了脉动试验、自由振动、锤击试验等。
If the frequency of oil-pressure pulsation is near to power system natural oscillations frequency, power system low frequency oscillations of resonance mechanism can be induced.
全液压调速系统的油压容易产生脉动，如果油压脉动的频率与电力系统固有频率接近时也可能引发电力系统共振机理的低频振荡。
This paper simulates and analyses the torque pulsation because of the modulation frequency and speed variation under ambipolar pulse width modulation, at the same time the results are given.
本文对双极性调制的无刷直流电动机仿真分析了转速和调制频率对转矩影响同时给出仿真结果。
The FEM equation of acoustic wave is used to calculate the air-current natural frequency and pressure pulsation in the pipeline.
利用有限元法求解声学波动方程，建立了管内气流的有限元运动方程，计算出管内气柱的固有频率和气流压力脉动。
In practice, choosing the static height of the bed layer and the frequency of the gas pulsation properly can increase the heat transfer coefficient.
在实际操作过程中，选择合理的床层静止高度和气流脉动频率对提高传热系数有利。
The hysteresis wide is widened for decreasing switching frequency and energy losses, which causes the pulsation of instantaneous active power and direct current voltage.
为降低开关频率和减少开关损失，需增加功率滞环比较器环宽，否则引起瞬时有功功率和直流电压波动，影响系统的性能；
Frequency of torque signal is consistent with that of force vibration. Amplitudes of radial pulsation signal increases as tapping continues.
扭矩信号的频率与外加振动频率相一致，径向跳动信号随攻丝过程的持续进行逐渐变大。
Frequency of torque signal is consistent with that of force vibration. Amplitudes of radial pulsation signal increases as tapping continues.
扭矩信号的频率与外加振动频率相一致，径向跳动信号随攻丝过程的持续进行逐渐变大。
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