对离心式多级叶轮风机进行振动频谱分析，认为叶轮存在动不平衡，造成风机振动超标。
The vibrating spectrum analysis was done to centrifugal multi-level impeller blower, and found that the impeller has dynamic unbalance, so that the vibration of blower is to exceed the standard.
对振动超标的悬辊式旋风磨机进行了振动分析，建立了反映磨机运动的非线性微分方程；
Vibration analysis has been made for a hanging roller blast pulverizer which runs over the vibration standard and its motion equation is a nonlinear differential equation.
这种类型的泵在调试和运行过程中均出现过电机或泵体振动超标的故障，严重影响设备运行可靠性和核电厂安全性。
In the commissioning and operation, these pumps have all appeared excess vibration, which would debase pumps' operation reliability and nuclear plants' security.
由于制造缺陷，在设备运行中中间轴跳动值超标，从而引起设备振动大而停机。
As the defects produced in its manufacture process, the jumping value of the mean axis was out of the standard during its running, so it gave rise to great vibration of the equipment and stopping.
介绍了大型汽轮发电机组密封瓦振动的机理，经试验分析认为产生振动的原因是密封瓦碰磨、大轴晃度超标。
As a conclusion, the reasons of vibration are that the oil-seal ring create friction and axles flutter exceed standard.
已投入运行的水轮机机组出现了振动摆度超标、运行噪声较大的现象。
The running water turbine units have occurred the phenomena of extraordinary sway and loud noise.
仅通过一次试加重及调整即解决了低压转子振动严重超标问题。
After making only once weight addition trial and adjustment, the vibration problem on the low-pressure rotor has been solved which was be...
仅通过一次试加重及调整即解决了低压转子振动严重超标问题。
After making only once weight addition trial and adjustment, the vibration problem on the low-pressure rotor has been solved which was be...
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