The expression of imbalance mass and the degree can be deduced by the three-mass-points methods.
本文针对离心式风机叶轮因失衡引起振动,采用"三点法"找平衡时的理论原理探讨,推导出不平衡质量及所处角度的计算公式,进而确定平衡质量及所处角度,规定了操作方法,并通过实际数据验证了公式的正确性。
By means of comparing the vibration mode with the dynamic balance tests, the root reason was found to be the bigger 2nd mode mass unbalance o.
通过对轴系振型分析和现场动平衡试验比较,诊断该振动的根本原因是发电机转子存在较大二阶质量不平衡,它是制造厂出厂前动平衡质量不佳,导致残余振动过大的结果。
The causes include principally: mass unbalance of rotor, rubbing between moving and stationary parts, oil whirling, steam-excited vibration, shafting uncentering, seal device rubbing, heat unbalance of rotor, structure synchronous vibration, rotor crack and so on.
通过分析多台汽轮发电机组的振动,找出引起机组振动的各种原因,主要包括:转子质量不平衡、动静部件碰磨、油膜震荡、汽流激振、轴系不对中、密封装置摩擦、转子热不平衡、结构共振、转子裂纹等,研究各种原因的振动特征,为准确判断振动原因提供依据。
The Vibration caused by the unbalance-mass has remarkable effect on the performance of reducer.
不平衡质量引起的振动对减速器的工作性能影响极大。
mass flow imbalance alarm
质量流量不平衡报警器
Fault Research of Turbo Supercharger Rotor Mass Imbalance
涡轮增压器转子质量不平衡故障分析
Approximate Calculation of Unbalance Protection on Differential Current Bridge of Large Capacity Capacitor Bank
大容量电容器组桥差不平衡电流保护近似计算
A Nonequilibrioum Transformation Forecasting Model of Sediment Concentration with Discharge Distribution along Channel
流量沿程变化的不平衡输沙含沙量过程预报方法
Input and Output Balance of Mercury in Different Evolution Reservoirs in Wujiang River Watershed
乌江流域不同演化阶段水库汞的质量平衡研究
On the imbalance quote of quantity in the mode of list;
浅谈工程量清单模式下的不平衡报价
How to Control Imbalance Price Tender in Priced Bill of Quantities;
工程量清单计价如何控制不平衡报价
Prevention of Unbalanced Quoted Price in Invitation to Bid Bill of Quantities;
工程量清单招标中不平衡报价的防范
On the imbalanced tender offer under bill of quantity valuation
浅谈工程量清单计价下的不平衡报价
fuel level warning sensor
燃油储量报警传感器
oil level warning sensor
机油油量报警传感器
The geographical distribution of heat flow data is very uneven.
热流量资料的地理分布很不平衡。
Over the course of 2003, imbalance of energy flow was the focus.
在2003年度,不平衡的能量流是焦点。
unbalance component measuring device
不平衡分量测量装置
unbalance vector measuring device
不平衡矢量测量装置
Research on Mass Unbalance Compensation of Spindle Suspended by Positive Magnetic Bearing
主动磁轴承转子质量不平衡补偿研究
Effect of Balanced Fertilization on Yield and Quality of Cassava
平衡施肥对木薯产量及品质的影响初报
A Balancing valve is used to regulate and measure the rate of flow of water.
流量平衡阀用于调节和测量水的流量。
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