This device can be used in three phase converter assembly using thyristors.
可在三相晶闸管变流装置中应用。
A new control scheme of three phase voltage source PWM rectifier is presented.
提出了一种新的三相电压型PWM整流器控制方案。
This paper discusses the application of clock representation in three phase transformer connections and other fields.
论述了“时钟表示法”在三相变压器联接组别和在其他方面的应用。
The control system of this inverter is composed of 8098 single chip microprocessor and the new type three phase PWM IC SLE4520.
采用了以8098单片机和三相高频可编程脉宽控制器SLE4520为核心的控制系统。
Finally, the elementary procedure for establishing the harmonic models of three phase transformer in phase coordinate system is discussed.
作者还讨论了建立相坐标下三相变压器谐波模型的基本方法。
The equipment should be placed on the ground without violent vibration or on the working stage and connected in the power grid of 380v with three phase and four wire.
设备应放置在无剧烈振动的地面或工作台上，接入三相四线380v的电网。
Based on operation parameters of a three phase induction motor at duty type S1, this paper deduces the thermal state of this motor with constant output at duty type S7.
主要介绍一种依据一台三相异步电动机在S1工作制下的运行参数推断该台异步电动机容量不变时在S7工作制下发热情况的方法。
The thesis introduces a three phase AC motor's mathematical model in static reference frame and a simulation system for AC motors to develop a vector control inverter system.
针对三相异步电机矢量控制系统的要求，根据在静止坐标系统中异步电机的数学模型，进行了系统仿真。
This paper introduces a scheme in which a complex programmable logic device (CPLD) is used in the three phase three pole switch high rating factor convertor to realize logic control.
介绍了在三相三开关高功率因数变换器中应用复杂可编程逻辑器件(CPLD)实现逻辑控制部分的方案。
As one of the connections for three phase induction motor to operate from single phase supply, SEMIHEX connection can enable three phase induction motor have approximated symmetrical operation.
作为三相感应电动机单相运行的一种特殊接法，SEMIHEX连接可使三相感应电动机在单相电源上接近对称运行。
In this paper, we propose and discuss two new control methods for three phase shunt APFs: the sinusoidal line current control method and the instantaneous reactive power compensation control method.
本论文提出三相并联型有源滤波器的两种新的控制方法，即正弦波化控制和瞬时无功功率的控制方法。
Three phase, wheel, DC fan-cooled, heavy duty.
三相，有轮，直流风扇冷却，高暂载率。
YS series three-phase asynchronous motor has excellent starting and running performance and is simple in structure, easy to operate and maintain.
YS系列三相异步电动机有优良的启动和运行性能，结构简单，使用和维护方便；
Strong three-phase power output solves the trouble of hoisting the car by manpower.
功率强劲的三相输出可免除人力盘车的难题。
It covers five aspects: supply voltage tolerance, utility harmonic, three-phase voltage unbalance, power system frequency tolerance, voltage fluctuation and flicker.
它涵盖五个方面：供电电压允许偏差、公用电网谐波、三相电压不平衡度、电力系统频率允许偏差、电压允许波动和闪变。
Drive USES one three-phase induction motor per pillar.
每根柱都使用一个三相感应电动机进行驱动。
This article mainly discusses the designations of three-phase BLDCM velocity modulation systems hardware.
本文主要论述三相直流无刷电机调速系统的硬件设计方法。
Fit for various small machinery powered by three-phase power supply.
适用于使用三相电源的各类小型机械。
This paper proposes a cascaded nonlinear PI controller for three-phase voltage source PWM rectifier, which is based on its model in synchronous reference frame.
该文以同步旋转坐标系模型为基础，设计了三相电压型PWM整流器的级联式非线性PI控制器。
This paper studied the three-phase PWM(pulse width modulation) rectifier in dual PWM variable frequency speed regulation system.
对双PWM变频调速系统中的三相PWM整流器及其控制方法进行了研究。
A simulation model of the three-phase rectifier is described, and a CSimulateBase class and a CRectifier class are designed by the means of Object-Oriented method.
该文描述了三相整流桥的一种仿真模型，并采用面向对象的方法建立了一个仿真基类和整流桥类。
A systematic description of the state switching in trilogic PWM signal generation of three-phase CSR by using the conversion between bilogic and trilogic switching functions.
通过二、三值逻辑开关函数间的转换，系统地描述了三相CSR三值逻辑PWM信号发生中的状态切换；
This paper puts forward a voltage and current double closed-loop controlling method based on three-phase voltage source PWM inverter.
提出了一种基于三相电压型PWM逆变器的电压电流双闭环控制方法。
Parameter test and load discharge can process at one time. It is controlled by CPU, and can automatically test three-phase voltage, current and power ETC.
参数检测和带载放电同时进行，单片机控制，可自动检测三相电压、电流、频率等参数。
A topic of great practical and particular industrial interest in recent years has been three-phase azeotropic distillation or heteroazeotropic distillation.
在工业上，三相共沸精馏过程或称之为非均相恒沸精馏过程在近年来逐渐表现出其特殊应用和巨大的实用价值。
A cascade speed control system mainly consists of a wound asynchronous motor, a three-phase rectifier and a three-phase thyristor (?) inverter.
串级调速系统的主要组成部分是线绕式异步电动机，三相桥式整流器和三相可控硅逆变器。
A cascade speed control system mainly consists of a wound asynchronous motor, a three-phase rectifier and a three-phase thyristor (?) inverter.
串级调速系统的主要组成部分是线绕式异步电动机，三相桥式整流器和三相可控硅逆变器。
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