The whole control unit is divided into the voltage loop control and the current loop control.
整个系统控制分为电压环控制和电流环滑模控制。
Due to the particular load characteristic, both the current loop and voltage loop control circuits are devised.
并且针对其独特的负载特性，在设计电流闭环控制电路的同时，还设计了电压环控制电路。
The two parts both adopt double loop PWM control mode which consists of outer voltage loop and inner current loop.
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。
Digital PLL and digital filter are built based on conventional double closed-loop control which contains voltage loop and current loop.
前者在常规的采用电压外环、电流内环的双闭环控制基础上，搭建数字锁相环、数字滤波器。
The inner current loop and the outer voltage loop are designed based on typical systems respectively so that rapid current tracking and anti -...
通过对电流内环和电压外环的典型系统设计，满足了电流跟踪的快速性要求和直流电压的抗扰性要求，结果证明了方案的合理性。
Each module is controlled by voltage current two closed loops. The common voltage loop controls system output voltage & frequency, and generates a common reference current signal.
三台航空静止变流器模块均为电压、电流双环控制，通过公用电压调节器稳定并联系统的输出电压及频率，同时产生统一的模块电流给定信号。
Each module is controlled by voltage-current two closed-loops. The common voltage loop controls system output voltage & frequency, and generates a common reference current signal.
每台航空静止变流器模块均为电压、电流双环控制，通过公用电压调节器稳定并联系统的输出电压及频率，同时产生统一的模块电流给定信号。
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.
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。
Hybrid control strategy combining digital PID control and repetitive control is applied in the external voltage loop to achieve less waveform distortion and better dynamic performance.
同时在电压外环中采用数字PID控制和重复控制相结合的复合控制策略，减小波形失真，改善动态特性。
This PFC was realized by employing sliding-mode variable-structure inner current loop control and outer voltage loop PI control with digital low-pass filter to achieve high performance.
提出了采用滑模变结构电流内环与由PI调节器和数字低通滤波器组成的电压外环相结合的控制系统，以实现高性能高速度的功率因数校正。
In order to make more effective control of universal power quality controllers (UPQC), an outer loop model for the voltage loop in a three-phase three-wire UPQC is proposed in the paper.
为了对通用电能质量控制器直流侧电压进行更为有效的控制，提出一种用于三相三线通用电能质量控制器(UPQC)直流侧电压控制的外环模型。
Secondly, the DC voltage loop and inner current closed-loop control method, both to ensure zero static error of the inverter output, but also to ensure that the inverter output waveform.
其次，本文采用直流电压外环、电流内环的双闭环控制方法，既保证了逆变器输出的静态误差为零，又保证了逆变器良好的输出波形。
The ripple of the output voltage is decreased remarkably and the dynamic performances of the circuit are improved obviously due to the pulse compensation circuit and the optimized voltage loop.
脉动补偿电路及优化的电压环使输出电压纹波显著减小，并改善了电路动态性能。
Three soft start-up technique for voltage loop are compared with each other, which are the reference of DC bus voltage gradually increasing, constant charging current and different PI modulation.
电流环软启动通过输出电流指令递增实现，电压环软启动则比较了直流侧电压指令逐步升高法、恒定电流充电法、变PI参数调节法三种策略。
This paper presents a digital multiple-loop control technology of inverters. The scheme incorporates a current loop with an instantaneous voltage loop, while a repetitive control outer loop is added.
本文提出了一种逆变器数字多环控制技术，该方案在电流环和瞬时电压环之外附加了一个重复控制环。
Let's close the loop and let's try to figure out the voltage inside this loop.
我们闭合线圈，并试着算出线圈内部的电压。
Cut off power supply check signal the feedback loop is switched on, the voltage is normal or not.
切断电源检查信号反馈回路是否接通，电压是否正常。
It is suitable for control weak voltage current signal in the frequency converter control loop.
主要用于变频器控制回路中微弱电压、电流信号的控制。
The same remarks for the ideal voltage source in nodal analysis apply to ideal current sources in loop analysis.
关于节点分析法中理想电压源的附注同样可以应用到回路分析法中出现理想电流源的情况。
The condition that plasma breakdown on Tokmak is get enough high loop voltage and large null field region in the vacuum vessel area.
托卡马克装置产生等离子体击穿的条件是在真空室区域中达到足够大的环电压以及尽可能大的零场区。
The circuit has the function of thermal shutdown, current limiting and closed control loop of current and voltage.
该电路具有过热保护、短路保护功能和电流、电压闭环控制回路功能。
The value of voltage drop and loss of variation of inductancedepend upon load loop inductance in superconducting film.
电压降及相应的这部份损耗决定于负荷电流在薄膜上的回路电感。
This paper designed a double close loop control system based on current and voltage.
本文设计了电流闭环和电压闭环的双闭环控制系统。
Because the circuit needs current overload protect, a double loop strategy , with current feedback of filter inductance as inner loop and output voltage as outer loop, is studied.
根据需要电路电流过流保护的特点，重点介绍了滤波电感电流反馈做内环，输出电压做外环的双环控制策略。
Flywheel control system has two closed loops, the inner is voltage stabilization loop, other is current loop or is speed loop in different mode.
飞轮控制系统是个多回路系统，内回路为电压稳定回路，外回路在不同的工作模式下分别为电流回路和转速回路。
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。
After introduction of the tranlinear loop principal, the BJT current controlled conveyor has been designed by using mixed tranlinear loop voltage follower.
在引入了跨导线性原理后，利用混合跨导线性回路完成了对电压跟随器的设计，进而得到了双极管型电流控制传送器。
The SHC-APF include a selective detection unit and a closed loop for DC voltage control and current control.
这种有源电力滤波器由选择性谐波检测环节、电压控制和电流控制环节组成。
The adopted control mode of previous common frequency converter is usually of open loop constant voltage ratio, which its control curve is not stable.
早期通用变频器大多为开环恒压比的控制方式，控制曲线不稳定。
The adopted control mode of previous common frequency converter is usually of open loop constant voltage ratio, which its control curve is not stable.
早期通用变频器大多为开环恒压比的控制方式，控制曲线不稳定。
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