测试系统采用PC计算机、电涡传感器，声卡，建立了乳化液泵振动信号的信号采集系统并对测点的安放进行了说明。
With PC, eddy current sensor and sound card, a vibration signal collecting system was designed. Laying position of the sensor was explained.
对试车中遇到的干气密封频繁损坏、轴振动、泵输出量逐渐下降等原因进行了系统分析。
A systematic analysis is made of the causes for the frequent damage of dry-gas seals, axle vibration and gradual decrease in pump delivery encountered during the test run.
影响液压系统冲击、振动的因素很多，如泵的结构、阀的参数及负载情况和整个系统管路设计的合理性、工作条件等。
There are many factors that influence impact and vibration in hydraulic systems, such as pump structure, valve parameters, load, pipe design and operation conditions.
液体压强矩阵方程和压电硅片振动有限元方程耦合，得到一个包含微泵进出口扩散管的液-固耦合系统振动方程。
The fluid pressure equation is combined with vibration equation of silicon diaphragm to construct liquid-solid coupling system equations for a micropump.
管道泵主要用于高层建筑供水、管道增压、消防喷淋和中央空调循环系统，具有振动小、噪音低的特点。
In-Line pumps are mainly used to water supply for high buildings, booster pipeline pumps, fire fighting and air condition system with virtually no noise or vibration.
管道系统中的压力脉动会对管道系统中造成许多危害，例如它会降低泵的工作效率、增加额外的能耗、产生噪声，使管道附件的工况变坏和造成管道振动等等。
The pressure oscillation in piping system can lower the efficiency of the pump, cause the additional consume of energy and emit noise, deteriorate the working condition of the accessory.
机械真空泵是组成真空系统的必不可少的部分，它的振动必须严格控制，因为泵的振动不仅反映泵的设计、制造水平。
Mechanical vacuum pump is an important part of vacuum system. The vibration of pump must be controlled strictly, because it indicates the level of pump design and manufacture.
现象：泵送系统动作突然中断，并且有异常声响，设备有较强振动，但管道内无相应振动。
Phenomenon: a sudden interruption of pumping system moves, and there is abnormal sound equipment there is a strong vibration, the tunnel is no corresponding vibration.
对扭振系统进行了仿真并进行了运行实验，实验表明，电机和泵同轴的两质量系统有利于减少振动和噪声。
The torsion vibration system was simulated and the experiment was carried out. Results showed that the dual mass system of the motor and coaxial pump could help to reduce the noise and vibration.
该实用新型确保了轴流泵的安装精度，大大减少了泵的振动和噪声，从而保证了整个泵系统长期可靠的运行。
The utility model guarantees installing accuracy of axial-flow pump, substantially reducing vibration and noise of pump, thereby ensuring long-term and reliable operation of the overall pump system.
该实用新型确保了轴流泵的安装精度，大大减少了泵的振动和噪声，从而保证了整个泵系统长期可靠的运行。
The utility model guarantees installing accuracy of axial-flow pump, substantially reducing vibration and noise of pump, thereby ensuring long-term and reliable operation of the overall pump system.
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