Soon afterwards the old goat came home again from the forest. 没过多久,老山羊从森林里回来了。
The frequency control of motor speed is used for alternating current motor of main winch on No1 BF charging system, so that it is possible to carry out control of skip moving speed. 安钢1号高炉主卷扬交流电机采用变频调速技术,实现料车运行调速控制。变频器运行一年多来,未发生过一次故障。
Research on the variable speed technology of large power alternating current motor 大功率交流电机变频调速技术的研究
The alternating current excitation motor ( ACEM) is a kind of novel adjustable speed motor by changing frequency. 交流励磁电动机是一种新颖的变频调速电动机。
Energy-Saving and pressure-increasing reform of 380kW/ 6kV alternating current motor 380kW/6kV交流电动机升压节能改造的优化
The traditional motor on the modern automobile is mainly the direct current motor ( DCM), the alternating current motor ( ACM), the permanent magnetism synchronous motor ( PMSM) and the switch magnetic resistance motor ( SRM). 现代汽车上的传统电机主要是直流电机、交流电机、永磁同步电机和开关磁阻电机。
Field Orientated Control of Three phase Alternating current Motor 三相交流电机的磁场定向控制
Analysis of Equivalent Circuit of Controlled Source and Working State of Three-phase Alternating Current Motor 三相交流电机的受控源等效电路及其分析
Briefly analyse the discernment method of single-stage coil of alternating current motor of innominate specification, include: homocentric form 、 catenarian form 、 acoss form, confirm relative data and draw spread chart of single-stage coil. 简要地分析了无铭牌单层绕组(包括同心式、链式、交叉式)交流电机的识别方法和相关数据的确定及绕组线圈展开图的绘制。
The internal failures of Alternating Current motor are divided into mechanical failure and electric failure. 交流电动机的内部故障可分为机械故障和电气故障。
Exploitation of the untouched switch control for three-phase alternating current motor of roller path 辊道传动电机无触点开关控制器开发
Research on speed governing scheme for the combination of alternating current motor and planetary magnetic particle clutch 交流电机与行星磁粉离合器组合调速方案研究
Controlling and Braking System of Alternating Current Motor Used in Intelligent Currency Counter 智能型电子点钞机交流电机控制系统
Research on Depressurizing and Saving Energy of Alternating Current Motor and Its Realization 交流电动机降压节能研究与实现
This paper briefly introduces a hardware system of the alternating current motor test of the platform with superior natural price ratio. 简略介绍了一种具有优越性价比的交流电机测试平台的硬件系统。
Soft Starting and Timing of Frequency Conversion on Alternating Current Motor 交流电动机的软启动与变频调速
In this paper, we have discussed the controlling over the constant power of the alternating current motor, and offered a brief introduction to the method of regulating the motors speed and torque. 本文探讨了交流异步电动机的恒功率控制.简单介绍了调节电动机转速和转矩的方法。
Introduce a kind of design plan of PWM intelligent speed-adjusting system of alternating current motor, which uses high voltage., high-power switch component ( IG-BT), PWM technique and controlling technique of single chip microcomputer. 介绍一种应用高压大功率开关元件(IGBT)、脉宽调制(PWM)技术单片机控制技术的交流电动机变频调速系统的设计方案。
It mainly is insist of IPC ( industry process computer), intelligent regulator ( IR), programmable logic controller ( PLC), frequency-converter and alternating current motor. 本系统主要是由工控机(IPC)、智能调节器(IR)、可编程控制器(PLC)、变频器、交流电动机等组成的。
Telecontrol System of Alternating Current Motor Based on MSP430 Single Chip 基于MSP430的交流电动机的遥控系统设计
Water Cleaning Instances for Low Pressure Alternating Current Motor in Cell Room 交流低压电动机定子绕组水清洗实例
Design for middle small scale alternating current motor protection device 中小型交流电机自动检测保护装置的研制
It provides a method for the untouched switch Control for three-phase alternating current motor. 为大功率三相交流电机的无触点控制提供一种方法。
On Controlling Over the Constant power of the Alternating Current Motor 交流电动机恒功率控制探讨
The rules of vector control system of alternating current asynchronous motor are analyzed. 分析了交流异步电动机矢量控制系统的原理。
The roller of tester were driven by hydraulic motor in place of alternating current motor, which reduced requirement for power at mobile vehicle inspection station and was suitable for field-task; 其特点是液压马达取代了交流电机驱动试验台滚筒,降低了移动式汽车检测站的动力需求,适合野外作业;
The Direct Self-Control of Torque of the Alternating Current Motor With the Single-Chip Microcomputer 异步电动机的单片微机直接转矩控制系统
The Questioning Points Analysis on Single-phase Alternating Current Motor Magnetic Field 单相交流电动机磁场的疑点剖析
To realize the designed system, necessary hardware and software are also schemed. Firstly, progress of control strategies of alternating current motor and speed-sensorless vector control technology in recent years is summarized, and the advantages and disadvantages of different strategies are enumerated and compared. 首先对交流电机控制策略的发展和多种无速度传感器控制技术进行了总结,归纳了各种控制方法以及无速度传感器速度估算方法的优缺点。
Permanent magnet synchronous motor ( PMSM) has many advantages, such as small torque pulsation, high torque/ inertia ratio and high efficiency, which make it hold the pivotal status in the modern alternating current motor. 永磁同步电机具有转矩脉动小、转矩/惯量比大、效率高等优点,在现代交流电机中占有举足轻重的地位。