SR机器有重大扭矩波纹,特别是当经营在唯一脉冲电压控制方式。
SR machines have a significant torque ripple, especially when operated in single-pulse voltage control mode.
另一种采用电压控制方式,通过电压的高低进行电机的转速控制,电机的反馈信号通过驱动器反馈到数控系统进行位置控制。
Another kind of the voltage control mode, through the high and low voltage on motor speed control, motor feedback signal through the drive to the numerical control system feedback position control.
二级电压控制是一种新型的电压控制方式,它首先是将整个电力系统分成若干彼此电气距离较远且相互近似解耦的控制区域。
Secondary Voltage Control is a new way of voltage control, firstly the power system is divided into many control areas whose electric distance is remote.
50KV采用计算机控制,通过人机对话方式,完成对绝缘介质的工频电压击穿,工频耐压试验。
ZJC-50KV controlled by computer, through the man-machine dialogue mode, the voltage breakdown insulation, power frequency withstand voltage test.
采用计算机控制,过人机对话方式,完成对、绝缘介质的工频电压击穿,工频耐压试验。
Using computer control, man-machine dialogue mode, the completion of the power frequency voltage breakdown of insulation media, power frequency withstand voltage test.
该控制方式的指令信号通过同时检测电源电流和负载电压得到。
The reference signal in this control approach is obtained by detecting both source current and load voltage.
其工作方式分为定电压和可调电压两种控制形式。
It can be divided into two control modes: constant voltage and adjustable voltage.
该系统包含升压和逆变两个环节,均采用电压外环、电流内环的双环pwm控制方式。
The two parts both adopt double loop PWM control mode which consists of outer voltage loop and inner current loop.
提出一种用多层压电片和约束阻尼层在低控制电压下进行结构振动的杂交阻尼控制方式。
An active and passive hybrid damping control manner with lower voltage is proposed through both multiple piezoelectric patches and constrained damping layer for suppressing structural vibration.
实例计算表明,换流站合适的无功补偿及直流控制方式有利于电压稳定。
Numerical examples prove that adequate inactive power compensate and DC control model can improve voltage stability.
本文采用电压反馈的闭环控制方式,设计完成了数字PID调节器,使逆变器输出稳定的正弦波。
The paper takes advantage of a single close-loop control method based on voltage feedback, and enables the inverter to produce steady sine waves by the digital PID adjuster designed.
控制器还根据环境温度和蓄电池端电压选择适当的充电方式,蓄电池将充满时,控制器会自动调整成为过充和浮充方式,从而能有效地延长蓄电池的寿命。
Based on environment temperature and battery terminal voltage, the controller can also adopt proper charge mode, such as overcharge and floating charge, to extend the battery life.
简要分析了串联型电力有源滤波器(APF)的工作原理,提出了一种负载电压检测控制方式,给出了其主电路的参数设计方法。
The paper analyzes briefly the basic operation principle of a series APF and proposes a control approach of detecting its load voltage.
该芯片采用电流模控制方式,因此对电源电压的响应和对负载变化的瞬态响应迅速。
The chip is adopted current-mode control, so that either its response to the supply voltage or its transient response to load changes is fast.
而通过移相控制方式,利用开关管的结电容则实现了滞后管的零电压开关。
With the use of phase-shifted control mode and the junction capacitor of the switches, the lagging switches can realize ZVS under any load.
本文通过对传统滞环电流控制器的分析,结合电压空间矢量调制方式,提出一种改进的滞环电流控制方法。
This paper presents a sort of improved hysteresis current control method through analyzing the traditional hysteresis current controller and combining voltage space vector modulate method.
实现了系统的电压PWM斩波控制方式下的稳定运行。
The system achieve steady courses based on voltage PWM control.
传统SVPWM控制方式存在死区时间,使系统输出电压能力降低,出现相位偏差、波形畸变等现象。
Aiming at the phenomenon of reduced system output voltage capability, phase deflection and wave aberration of tradition SVPWM dead problem.
逆变控制采用SPWM方式,由数字PID调节器实现输出电压瞬时值反馈,并采用有效值调节实现稳压。
SPWM method is adopted to control the inverter model. Digital PID adjuster is used to realize voltage loop and the value modulation is used to maintain the value of output voltage.
通过对两种典型的阴极电泳材料的电压试验、入槽供电方式的选择试验以及程序式分段电压控制试验,证实了阴极电泳涂装过程中电压控制的重要性。
The importance of voltage control during cathodic electrophoresis was proved through voltage tests, choice of methods for introducing current into bath and programmed step test of voltage control.
功率变换器主电路采用电压电流双闭环瞬时值反馈控制方式,电容电压和电流瞬时值控制环提高了系统的稳定性、硬特性、稳态特性及动态特性。
The voltage and current real-time feedback control method is adopted, which improves the stability, the stiffness, the static characteristics, and the dynamic characteristics of the system.
前级采用电压单环调制方式,后级采用三态滞环离散脉冲调制电流滞环跟踪控制技术。
The front stage uses the single-voltage-mode control strategy and the back stage uses the three states discrete pulse modulation hysteresis current control strategy.
确定了统一潮流控制器在不同调节控制方式下所对应的串联注入电压幅值和相位关系。
The relations of the amplitude and the phase of the injected voltage by the series converter of the UPFC are defined in difference control patterns.
它采用了绝缘栅极双极型二极管和电压型换流器,控制和运行方式简单,输出波形好,具有广阔的应用范围和良好的发展前景。
It can be widely used for its easy and simple control and operation as well as for its good output waveforms.
该系统控制策略以九区图为基础,并且在容易引起频繁动作的边界上采用人工神经网络预测变压器分接头调节和电容器投切后的电压无功,以决定采用何种控制方式。
The control strategy is based on nine-zone diagram and combined with artificial neural network, which makes a decision about the change of transformer taps and capacitor switching.
采用基于误差优先判断的PID控制方式来控制斩波器输出电压,从而实现电源输出功率的控制;
Second, the management of power output power can be carried out by PID control mode, which is based on the error of judgment and aims at control the chopper output voltage.
实验结果表明,该逆变器具有控制方式简单、输入电压范围宽及效率比较高等优点。
The experimental result shown that the proposed inverter owns the advantage of simple control scheme, universal range of input voltage and high...
利用MATLAB搭建了高压异步电动机软起动控制的仿真模型,对限流和电压斜坡软起动控制方式分别进行仿真。
The simulation model of high voltage induction motors soft starting control is created by MATLAB. The soft starting control model of the current-limit start and the voltage-slope start are simulated.
与基本ZVS三电平变换器相比,该变换器具有辅助网络简单、实现零电压范围宽、副边无电压过冲和占空比丢失以及控制方式灵活等优点。
It has many remarkable advantages such as simple auxiliary circuit, realizing ZVS in the wide load range, no voltage spike and surge of the transformer secondary side and easy to be controlled.
与基本ZVS三电平变换器相比,该变换器具有辅助网络简单、实现零电压范围宽、副边无电压过冲和占空比丢失以及控制方式灵活等优点。
It has many remarkable advantages such as simple auxiliary circuit, realizing ZVS in the wide load range, no voltage spike and surge of the transformer secondary side and easy to be controlled.
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