Analysis of Pulse Signal Propagation in Transformer Winding and Computation of Electric Fields in High Voltage Bushing 脉冲信号在变压器绕组中的传输分析与高压套管的电场计算
The compensatory current is controlled by controlling circuit and the controlling signal come from the power line by the controlling winding. 补偿绕组的电流大小通过控制电路控制,控制电路的信号通过控制绕组采样于母线。
This paper designed a kind of stepping motor driving circuit. Because this circuit make front and back edge of current signal on machine winding more precipitous, it can debase switch ullage, improve frequency characteristic of motor, and has kinds of protect functions. 设计一种步进电机驱动电路,使加到电机绕组上的电流信号前后沿较陡,降低了开关损耗,改善了电机的高频特性,同时具有多种保护功能。
The working principle of J7/ AC automatic transfer control system was introduced. An internal signal of a winding head was collected as a starting signal of the corresponding transfer timer by the control system. 介绍了PA66J7/AC卷绕头自动切换控制系统的工作原理,控制系统采集了卷绕头的一个内部信号作为对应卷绕头的切换计时器的启动信号,对系统的PLC重新编程,进行单锭控制。
A Circuit Design Plan of Signal Carrier Type of Ultra Temperature Protective Device of Motor Winding Coil 一种载波式电动机绕组超温保护器电路设计方案
No-sensor speed regulating system means using the correlating electrical signal in motor winding of electromotor to calculate the position and speed of the rotor by using information distinguishable technology, which can replace mechanical sensor to achieve the electromotor control. 无机械速度传感器交流调速系统是指利用电动机绕组中有关的电信号,通过信息辨识技术得出转子的位置和速度,取代机械传感器实现电动机的控制。
The rotor position signal is drawn from winding EMF. THE RESEARCH ON THE SWITCHING WITHOUT ARC FOR CONTACTOR 对开关通断引起的脉冲进行处理,以消除位置信号的干扰。接触器无弧通断研究
Based on the rotor saliency-pole tracking idea, rotor position can be obtained when a high-frequency voltage signal was injected into stator winding and a coordinate transformation was made against the stator current. 基于转子凸极追踪的思想,在永磁同步电机定子绕组注入高频电压,对提取的电流进行坐标变换,获得转子位置信息。
Analysis of the Measuring Position for On-Line Monitoring on Vibration Signal of the Winding 绕组振动信号监测法中测试位置的影响与分析
Aim at the problem of signal aberrance in front current sample existed in original TEM ( Transient Electromagnetic) transmitter a solution scheme is advanced to put a pure sampling resistance in transmitter winding directly in allusion to current sampling. 针对原TEM(TransientElectromagnetic)发射机在前端电流取样中存在的信号畸变问题,提出在发射线圈中串入纯电阻的解决方案;
The experimental results indicated that the voltage regulator can through the thyristor phase shifting trigger pulse signal which controls the winding the exciting current, and makes the power winding output voltage maintenance to be stable. 实验结果表明:电压调节器能够通过晶闸管移相触发脉冲信号来控制控制绕组的励磁电流,使电机功率绕组输出电压保持稳定。