primary winding

Rising Current Method at CT Primary Winding and Its Application

电流互感器一次升流的方法与应用

Calculation of Dynamic Stability of Current Transformer with U Primary Winding

U形一次绕组电流互感器的动稳定计算

Analysis of an Oil-Immersed Current Transformer Primary Winding Failure

油浸式电流互感器一次绕组故障实例分析

Situated within the coil 's primary winding is the secondary winding .

与初级绕组对应的是次级绕组。

Relation between Relay Protection and Distribution of Secondary Winding and Outlet Way of Primary Winding in Current Transformer

电流互感器二次绕组排列及一次绕组出线方式与继电保护的关系

The Finite Element Analysis of Three Dimensional Electric Field of the Primary Winding of Casting-Current Transformer LCZ-35

LCZ-35型高压电流互感器一次线圈三维电场有限元分析

The using ratio of the electric energy is greatly raised by using the feedback energy from the primary winding of the high frequency transformers .

该电源采用双管正激的主电路结构，用高频变压器的电感取代了限流电阻，利用了高频变压器初级绕组的反馈电能，极大提高了电能利用率。

It is only using one high voltage cable to serve as the common one-turn primary winding for all the output transformers .

使用超高压绝缘的电缆线作为所有输出变压器单匝的原边绕组，电源输出之间的隔离电压可以达到相当高的等级。

Both theoretical analysis and simulation prove that rationally designed leakage reactance of the primary winding can play a role of balancing reactor .

理论分析及仿真计算证明：地铁车辆辅助电源中变压器原边绕组的漏抗通过合理的设计，可以起到该平衡电抗器的作用。

The method involves adopting a digital PI controller to sample the primary winding voltage and adjusting the width of trigger pulses .

该方法对采样变压器原边电压采用数字PI控制器，调节触发脉冲的宽度。

The unbalanced degrees of current in primary winding under different load conditions are discussed , which are based on the general expressions of negative phase sequence current .

结合负序电流的通用表达式，讨论了在不同负荷条件下的原边电流不平衡度。

With consideration of ST 's insulation and volume , the parameter of ST was determined by the theory analysis and computation of the primary winding .

通过对初级绕组的计算分析及考虑体积、绝缘的基础上，确定了ST的相关参数。

The terminal P2 of the primary winding is used as the static contact in the switch cabinet and it is with contact box .

本系列电流互感器为全封闭环氧树脂浇注结构，其一次绕组的P2端直接作为开关柜中的静触头，并带有触头盒。

The strength calculation method and the structure of current transformer with U primary winding to fulfil the dynamic stability requirements are introduced , and some calculating examples are given .

介绍了U形一次绕组电流互感器可满足动稳定要求的结构及强度计算方法，并给出了计算实例。

Study of Novel High Efficiency Single-phase Induction Motor with Three Series-connected Windings Relation between Relay Protection and Distribution of Secondary Winding and Outlet Way of Primary Winding in Current Transformer

新型三绕组高效单相感应电动机研究电流互感器二次绕组排列及一次绕组出线方式与继电保护的关系

And also , the compensation current in the orthogonal phase of the primary winding current injected into the primary winding can adjust the equivalent resistance of the primary winding independently .

在补偿绕组中注入一个与主绕组电流相位正交的补偿电流，可以独立调节主绕组的等值电阻。

The electronic control unit allows current to flow through the ignition coil primary winding until it senses a triggering voltage pulse from the speed sensor , or pickup coil .

电子控制单元使电流通过初级绕组直到感知到一个从转速传感器或拾波线圈产生的触发电压脉冲。

The transformer adopts multiple secondary compensation winding structure . The primary winding is in parallel with the harmonic load and the secondary compensation windings are connected with PWM inverters .

变压器采用副方多补偿绕组结构，原方绕组与谐波负载相并联，副方补偿绕组分别与逆变器相联。

Considering the conditions as voltage at primary winding , shortcircuit forces of windings and turns for transformer were calculated with FEM coupling circuit method under the 2D symmetrical model .

以此起始条件设定变压器原边电压激励，利用磁路-电路耦合有限元法建立了2D轴对称模型，计算了变压器原、副边线圈及各线匝短路电磁力。

The inductance of primary winding , secondary winding and the mutual inductance between two windings of the models are calculated by solving the 3D magnetostatic field in the models .

通过计算带抽能线圈并联电抗器模型的三维静磁场，得到带抽能线圈并联电抗器模型的一次、二次线圈的电感和互感等参数。

The harmonic compensation currents proportional to the harmonic current in the primary winding , which is detected real-timely , are injected to the multiple secondary winding of the transformer .

实时检测变压器原方绕组的谐波电流，通过逆变器产生与原方绕组谐波电流成比例的谐波补偿电流注入变压器副方多补偿绕组中。

The High Tension ( HT ) voltage is produced by mutual induction between the primary winding and the secondary winding , and the central soft iron core intensifies the magnetic field between them .

通过初级绕组和次级绕组之间的互感产生出一个高电压，把两绕组联系起来的中心软体起导磁的作用，它把磁场集中起来。

Through various short-circuit current temperature rise test results , the transformer temperature , time , and a high degree of three curves , obtained directly within the thermal region transformer primary winding height of about 83.3 % .

通过在不同短路电流条件下的温升试验，得到了变压器内部的温度与时间、纵向高度之间的关系曲线，得出变压器内部热区域主要集中在约绕组自下而上高度的83.3%区域。

The distribution of the third harmonic magnetic field in imported large rectifier transformer is analyzed . The reason of conductor damage in winding is discussed . The overheat possibility in primary winding is expounded .

分析了进口大型整流变压器三次谐波磁场的分布，讨论了绕组导体绝缘损坏的原因，一次绕组存在过热的可能性，提出了可采取的改进措施。

A new way to measure the conducted electromagnetic interference , which regards the IGBT of injected port of primary winding in automobile port fire as a power supply working in switch model , has been provided .

提出了一种把汽车点火系统的初级线圈电压注入端的绝缘闸双极性晶体管（IGBT）作为一种开关模式电源并对其工作时产生的传导干扰进行测量。

The influence between Section spacing of secondary winding , primary winding and flux leakage of magnetic core to the secondary winding are simulated , the equivalent factor is introduced between the rectangular wire and the round wire .

模拟分析次级绕组段间距、初级绕组以及磁芯漏磁对次级绕组损耗的影响，并引入了矩形导线和圆导线之间的等效因子。

Some proposals are given : selecting TV with good excitation characteristic , reducing grounding number of TV in same network , keeping the symmetry of line-earth capacitance and paying attention to insulation coordination in neutral point of primary winding .

电磁式TV在使用中应注意选用励磁特性好的产品、减少同一系统中TV中性点接地的数量、保持系统三相对地电容的对称性，同时注意高压绕组中性点的绝缘配合问题。

It is found that the magnetizing inrush current could be influenced significantly by following factors ; excitation characteristic , resistance in the primary winding of TV , line-earth capacitance and its symmetry as well as damping resistance of the network .

研究发现：TV的励磁特性和高压绕组直流电阻、系统三相对地电容及其对称性以及系统的阻尼率均对TV励磁涌流有明显影响。

This paper introduces the importance of rising current at CT Primary Winding to the relay circuit check . And the method of rising current at CT primary winding and its application for switch and transformer bushing CTs in all kinds of operating modes are presented .

讲述了电流互感器一次升流在继电保护回路验收中的重要性，并介绍了各种运行方式下开关CT与变压器套管CT一次升流的应用方法。

The main circuit of protection equipment is a fast power electronic switch negatively paralleled on the side of test transformer primary winding , the control circuits are mainly composed of input circuit , amplifier , voltage comparator , timer , forming pulse circuit and strong trigger .

该装置的主电路采用了反并联在试验变压器一次侧的快速电力电子开关，控制电路由信号输入电路、放大电路、电平比较电路、定时电路、脉冲形成电路和强触发电路等组成。