It is easy to consider all Synchronous vibration due to various reasons as dynamic unbalance in plant practice, so that often to make erroneous diagnosis.
工厂实践中极易将各种原因引起的同频振动均归结为转子不平衡,造成一些误诊。
Two kinds of unbalances including static unbalance and dynamic unbalance are imposed on the rotor system. The gyroscopic effect and the gravity are included.
分析了两种不平衡的作用,即静不平衡和动不平衡,同时考虑了重力和陀螺效应的影响。
The three pads under the pedestal of the precision centrifuge is used for measuring the dynamic unbalance, one of them is mounted on a force-measuring sensor.
在精密离心机机座下放置三个地脚,用一个测力传感器代替其中一个地脚。
This paper intrdouces how to measure the vibration of the rigid rotor by using digital laser vibrometer, and analyzes the calculation method of the amplitude and angle of the dynamic unbalance.
介绍了采用激光干涉仪测量刚性转子运转时支撑上振动信号的原理,并简要分析了刚性转子动不平衡量的提取和解算技术。
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。
Thus a method to identify rotor unbalance by magnetic dynamic absorber is presented.
从而给出了用电磁动力吸振器进行不平衡识别的方法。
In addition, a dynamic balancer can provide greater sensitivity to measure static or single plane unbalance.
另外,动平衡机能够提供更高的灵敏性来测量静态或单一平面的不平衡。
Discussed the main factors that caused the unbalance of short net static impedance. Analysised the dynamic transfer tendency of short net impedance and its influence on balance smelting.
讨论了影响短网阻抗标值和阻抗失衡的主要因素,分析了短网阻抗动态变化趋势及其对平衡冶炼的影响。
So using static unbalance balancing valve can solve problems, but not the static unbalance of dynamic.
所以使用静态平衡阀只能解决静态失衡问题,而不能解决动态失衡问题。
The torque tube unbalance of turboshaft power turbine rotor is investigated and a test method for estimating the unbalance is introduced with high speed dynamic balance test.
对涡轴发动机动力涡轮转子测扭基准轴的不平衡量进行了研究,提出了一种通过高速动平衡试验估算出测扭基准轴不平衡量的试验方法。
By measuring both original unbalance response and excitation response, dynamic stiffness and damping coefficients of fluid bearings and rotor unbalances can be calculated.
通过测量转子的原始不平衡量响应和激励响应,计算出滑动轴承的刚度和阻尼系数及转子的不平衡量。
The results have shown that the torque tube unbalance is not a key factor in high speed dynamic balance, but effects the power shaft.
结果表明:测扭基准轴的不平衡量虽然不是转子高速动平衡的决定性因素,但影响到传动轴的动平衡。
The precision of the dynamic balance can attain by means of decreasing the couple unbalance through moving the balance blocks many a time.
通过多次移动平衡块减小偶不平衡,直至达到动平衡精度要求为止。
In this paper the influence of wheel unbalance on the ground surface roughness is investigated in consideration of the disadvantages of dynamic pressure bearing.
本文从分析动压轴承的弱点出发,着重就砂轮不平衡量对磨削表面粗糙度的影响作了探讨。
In this paper the influence of wheel unbalance on the ground surface roughness is investigated in consideration of the disadvantages of dynamic pressure bearing.
本文从分析动压轴承的弱点出发,着重就砂轮不平衡量对磨削表面粗糙度的影响作了探讨。
应用推荐