对地电压

在中压配电网中，当系统对地电压出现不对称且某些相电压升高时，PT铁芯出现饱和，其励磁电感减小，当与系统对地电容达到匹配时发生谐振。

In medium voltage network , when phase to ground voltage appears asymmetry and some phase voltage rises , the iron core of PT becomes saturated , its excitation inductance decreases , when to match the capacitance of the system , ferroresonance occurs .

电气设备的接地部分与大地零电位点之间存在对地电压。

There is voltage to ground between ground part of electric equipment and point of zero electric potential of earth .

直流系统接地电阻和母线对地电压的计算

Calculation of Bus Voltage and Grounding Resistance for Direct-Current System

激光器放电时机壳对地电压的测试

The Voltage Test between Airframe and Ground When Laser Discharges

可限制对地电压到相电压；

Voltages to ground are limited to the phase voltage .

降低卫星地面站供电中零线对地电压的措施

Research on Lowering Zero to Earth Voltage Measures in Satellite Earth Station in Power Supply

在中性点经消弧线圈接地系统中，对地电压最高相的上一相为接地相。

The last phase of maximum voltage is grounding phase in arc suppression coil grounding system .

放电管保护设计中通信线上对地电压的分析计算

Analysis and Calculation of Voltage between Communication Line and Earth in Protective Design of Gas Discharge Tube

通过求解频域下的电报方程可得到绕组的对地电压分布以及匝间电压分布；

The turn-to-ground and interturn voltage distributions can be obtained by solving the telegraphist 's equations in frequency domain .

误差电压诊断法通过桥臂中点对地电压实测值与估计值之间的误差来诊断故障。

Error voltage based diagnostic method uses errors between measured leg neutral-point-to-ground voltages and estimated ones to detect open-switch fault .

对地电压法查找发电机定子线圈主绝缘对地击穿故障线棒

Searching Bars with Breakthrough Faults to the Ground in Stator Winding Insulation of Turbogenerators by the Method of Voltage to the Ground

本文详细分析了人体的安全电压、接地电流和对地电压、接触电压和跨步电压，论述了电气设备的接地保护必要性。

To equalize the potential and decrease touch voltage and step voltage on the earths surface , an optimum design of grounding systems is proposed in this paper .

当故障发生在3相4线系统中的一相时，其它两相的对地电压就升高（约升高20%）。

When a fault occurs on one phase of a 3-phase , 4-wire system , the other two phases rise in voltage relative to ground ( about 20 % ) .

由基波零序电压启动故障定位功能，根据发生单相接地故障后故障相机端对地电压最低的特点，判断出故障相别。

After the zero-sequence fundamental voltage enables the function of fault localization , the fault phase is determined according to the characteristic that the terminal voltage of fault phase is the lowest .

给出了直接根据测量出的接地漏电流计算直流系统接地电阻和母线对地电压的方法，该方法为设计直流系统绝缘监测装置提供了理论依据。

A method calculating bus voltage and grounding resistance of direct-current system based on grounding current is proposed . This method provides theoretical basis to design the device for insulation control of direct-current system .

结果表明，高压侧发生接地故障时将引起低压侧接地极对地电压的升高，从而影响低压电网的安全性能。

The results show that a ground fault in high-voltage part will bring on the increase of voltage drop of ground electrode in low-voltage part , and influence the safety performance of low-voltage distribution system .

补偿度TK愈大，电抗器端部对地的零序电压愈小，则XN、VN和相应的绝缘水平愈低。

The higher the degree of compensation Tk is and the lower is the zero-sequence voltage appeared in the reactor terminals , the smaller will be the values of X_n , V_n , and of corresponding insulation level .

中性点绝缘运行的优点是可在一相导线接地故障时继续供电，而一相接地使其他相导线对地处于线电压。

The main advantage in operating with neutrals isolated is the possibility of maintaining a supply with a ground fault on one line which places the remaining conductors at line voltage above ground .

该方法计算得到电容电流，残流基本都在在0.5A以下，与常规方法相比，提高了补偿精度，能够对弧光接地过电压进行更为准确的补偿。

This method can calculate the capacitive current with a residual current less than 0.5 A , and the compensation is more precise than the conventional method .

根除办法是改变系统的对地电容，改善电压互感器的特性，破坏谐振的产生条件；

The method to eliminate it is reforming the system 's capacitance to ground , improving factors of voltage transformer , destroying the condition that causing resonance ;

分析了地线干扰产生的原因，对地电流和地电压的形成进行了阐释，结合大功率广播发射机发生的地线干扰故障实例，阐述了地线干扰的抑制措施。

A practical example of the ground wire interference of a high-power radio transmitter was given and the suppression measures for the ground wire interference were offered .