• The utility model provides an AC voltage stabilizing regulator, which synthetically utilizes the AC voltage phase control method and the amplitude control method.

    实用新型提供一种交流稳压调压器综合利用交流电压相位控制法幅值控制法。

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  • A new control scheme of three phase voltage source PWM rectifier is presented.

    提出了一种新的三相电压PWM整流器控制方案

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  • 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.

    确定统一潮流控制器不同调节控制方式下所对应串联注入电压幅值相位关系

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  • The experimental results show that the pulse shifting phase control by using software can improve effectively the pulse symmetry and the precision of the d. c. output voltage.

    实验结果表明采用微机软件实现脉冲控制有效改善脉冲对称度,提高整流输出电压精度

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  • These may be required where harmonic currents caused by the thyristor phase control of the reactor current must be filtered to prevent unacceptable transmission bus voltage distortion.

    这里滤去电抗器相位控制引起谐波电流避免不能接受输电母线电压畸变

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  • The method of finite state machine together with PWM circuit is given to realize the algorithms of Voltage Space Vector control and 120 electrical Angle changing phase control of DC brushless motor.

    针对电机空间矢量控制直流无刷电机120角度控制算法电路实现,采用了控制状态PWM发生电路相结合方法

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  • There are many control strategy, such as stair waveform, carrier phase shift, voltage space vector and so on.

    控制策略阶梯波法、载波移法电压空间矢量法

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  • The main control parameters of SRD are opening angle, turn-off angle, phase current and phase winding voltage.

    SRD主要控制参数开通关断角、相电流绕组电压

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  • Set up the circuit design criterion for the steady - stage deadbeat control to the line current of a three - phase high-power-factor rectifier based on voltage space-vector PWM.

    建立基于电压空间矢量pwm三相高功率因数整流器实现电流稳态无差拍控制设计准则

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  • The inverter uses opetimal phase angle control scheme to suppress the surge voltage during the commutation of current.

    为了抑制电流换相期间电压逆变器采用最佳相角控制

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  • Stable output voltage and input power factor is available by direct adjustment of the amplitude and phase angles of the control voltage for 4qs converter.

    通过直接调节象限变流器控制电压幅值相角达到稳定输出电压和输入功率因数目的。

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  • To overcome voltage stress existed in the inverter with high frequency AC pulse link, single polarity and double polarities phase shifting control strategies were proposed and studied in this paper.

    克服高频脉冲交流环节逆变存在电压过冲现象,本文提出研究了极性极性控制策略

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  • It is also believed that power electronic technology is able to not only raise and stabilize the controlling voltage, phase Angle and tidal current, but also fast control big power supplying network.

    认为电力电子技术不仅可以在高压输电系统中用于提高稳定控制电压相角潮流具备了快速控制电网的能力。

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  • The shift trigger pulse of the thyristor trigger circuit with integration amplifier is generated by comparing directly principle of three-phase AC and shift-phase control voltage.

    晶闸管触发器采用集成数放大器,触发脉冲形成根据三相交流电的各相与移相控制电压直接比较原理实现的。

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  • The difference of output voltage of inverter and 220v is set as control signal, controller change the PWM signal to regulate buck-boost converter and three-phase rectifier.

    逆变器输出电压220v的差值作为控制信号。设计控制器根据控制信号改变直流变换器三相可控整流PWM控制信号。

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  • The paper presented a mathematic model and control strategy on a three-phase voltage type rectifier under indirect current control.

    该文对基于间接电流控制三相电压整流器数学模型控制策略进行研究。

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  • 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.

    为了通用电能质量控制器直流侧电压进行更为有效控制提出一种用于三相三线通用电能质量控制器(UPQC)直流侧电压控制的模型

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  • This paper presents a new converter control algorithm for the direct drive permanent magnet wind generator under the unbalanced three-phase source voltage.

    提出种用于电网侧三相电压不平衡情况永磁风力发电机逆变控制算法

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  • Two kinds of main circuit configuration and integrative voltage reactive power control scheme for balancing compensation with single phase STATCOM are proposed.

    提出了采用单相statcom实现平衡补偿电路结构电压综合控制方法

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  • A two-phase optimization method of multi-period reactive power and voltage control was proposed to confine the action times of control devices.

    为减少无电压控制设备动作次数,提出种多时段无功电压控制两阶段优化方法

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  • This paper studies a single phase voltage SPWM inverter based on repetitive control, whose key point is achieving a good sinusoidal output wave.

    本文论述的基于重复控制技术单相电压正弦逆变电源重点实现输出电压的高正弦度。

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  • The system bandwidth of conventional voltage-control-mode motor driver circuits is limited by the intrinsic frequency of the load, and its phase lag is also load-dependent.

    传统电压控制模式电机驱动电路系统频率都受电机频率制约相位延迟会随负载的变化而变化。

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  • SVC(TND)SERIES single phase high precision full automatic ac voltage regulator composable of contact auto voltage regulator, servo motor automatic control circuit etc.

    系列单相高精度全自动交流稳压器,由接触式自耦调压伺服电动机自动控制电路等组成

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  • To make full use of the WAMS/PMU in the security monitoring, protection and control of power system, PDSR in phase angle-voltage space was studied.

    充分发挥PMU广域量测系统(W AM S/PMU)电力系统安全预警、保护控制中的作用,研究了节点相角-电压空间上保证暂态稳定的动态安全域的边界性质。

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  • A novel three-phase VSG is built by three-phase autotransformer and IGBT based bidirectional switch, can easily control the types of voltage sags, sag duration, sag depth and sag phase.

    基于三相自耦变压器可控器件IGBT构成双向开关实现的新型三相vsg可以方便地控制跌落类型跌落持续时间、跌落深度和跌落相位

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  • This paper presents the design of a new style single-phase electronic load system based on 80c196kc single-chip microcomputer according to the principle of PWM control voltage inverter.

    本文根据PWM控制电压逆变器原理设计一种基于80c196 K C单片机新型单相电子负载系统

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  • For studying on dynamic reactive power optimization, a two-phase optimization method of multi-period reactive power and voltage control is proposed to confine the action times of control devices.

    针对动态优化方法研究,本文提出一种多时段无功电压控制两阶段优化方法。

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  • The online variable step can also regulate the voltage convergence rate, and the phase-locked control circuit is designed to synchronously trace frequency and phase of power grid automatically.

    在线调节步长改变电压收敛速度设计控制电路自动同步跟踪电网频率相位

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  • Hysteretic current controllable voltage source inverter technology and single phase clamping buffer technology used in the system were introduced; the power circuit and control circuit were designed.

    系统采用滞环电流可控电压逆变技术单相箝压缓冲技术,并功率电路控制电路进行了设计

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  • The repetitive control approach is applied to the single-phase aviation static inverter (ASI) for solving the wave distortion of the output voltage caused by nonlinear loads.

    针对航空静止变流器非线性负载造成输出电压波形畸变问题,分析采用重复控制技术单相静止变流器控制模型和补偿的数学表达形式。

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