1) current balance
电流平衡
1.
At present,"current balance" is a widely used balance standard in pumping wells management,and the pumping unit is considered to be in balance when the current balance degree is in the range of 80%～120%.
目前在抽油机井管理中普遍采用的平衡标准是"电流平衡",并认定电流平衡度在80%～120%之间时抽油机即为平衡。
3) electron flow balance
电子流平衡
4) unbalance current
不平衡电流
1.
The paper introduces the principle of cells transverse differential protection,and makes analysis on the reason of large unbalance current of Longyangxia hydropower plant cells transverse protection,as well as proposes solving methods and its importance.
文章介绍了单元件横差保护原理,对龙羊峡单元件横差保护的不平衡电流较大原因进行了分析,提出了解决方法,阐述了单元件横差保护的重要性。
2.
According to the test results the HV capacitor banks which the unbalance current is larger have been adjusted.
根据试验结果对不平衡电流偏大的电容器组各臂电容值进行了调整。
5) unbalanced current
不平衡电流
1.
New energy-saving equipments for adjusting unbalanced currents and compensating power factor;
调整不平衡电流并补偿功率因数的新型节能设备
2.
Based on the loop equations of transformer model, utilizing the unbalanced current in the delta windings to establish the relations among the three-phase loop equations, a winding unbalanced parameter loop equation under the normal operation is obtained.
从变压器回路方程出发,利用△侧绕组内的不平衡电流来联系三相回路方程,推导得到变压器正常运行时的绕组不平衡参数回路方程等式。
3.
When there is no fault within protection range,unbalanced current inside differential relay is near to zero;but on some cases,there does still big unbalanced current exist.
在保护范围内无故障时,差动继电器内不平衡电流接近于零。
补充资料：电流平衡继电器
电流平衡继电器
current balancing relay
dlanl一uP一ngheng lldlanql电流平衡越电价(eurrent balaneing relay) 比较平行的双回艳电线路同名相电流的幅值大小而动作的继电器。其动作原理为，在正常运行或双回箱电线路发生外部短路故障时，两平行翰电线路的电流相等，而当一回线路内部发生短路故障时流过故障线路的短路电流将较大，据此选择双回线中的故障线路和故障相别。有的电流平衡继电器还设有电压制动，以增加其动作的安全性。 电流平衡继电器用于平行双回翰电线路有电派侧横联差动保护中作为故库线路和故雌相别的选择元件.
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条