voltage feed

Double feed-forward control strategy for dynamic voltage restorer

动态电压恢复器的双前馈控制策略研究

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Compared with conventional welding power source, the working voltage of the system is about 1-5V lower at same wire feed speed.

实验表明，该系统具有很强的电弧自身调节能力，相对于传统控制方式，在相同送丝速度条件下工作电压可以降低1～5V。

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Analyses indicated that the converter with input voltage feed forward control can reduce the linear disturbance working in the continuous conduction mode, so as to improve the stability and dynamic characteristic.

从分析中可以看出，工作于连续导电模式，含前馈电路能较好地抑制电路的线性扰动，从而提高电路的稳定性和动态特性。

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Considering grid voltage dip as disturbance, the thesis proposed a rotor damping current control based on feed-forward structure.

从电网电压作为扰动的角度出发，提出一种基于前馈结构的转子电流阻尼控制方法。

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In open-loop utility voltage feed forward control, DVR ( Dynamic Voltage Restorer) has fast dynamic response, but the load voltage is always greatly distorted by the load current.

采用基于电网电压前馈的开环控制时，动态电压恢复器（DVR）动态响应速度快，但负载电压受负载电流影响较大；

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Resonant controller is applied and the neutral point current which caused the medium vector is introduced for feed forward control to eliminate low-frequency voltage ripples.

在中点电压控制器中采用谐振控制器以及加入中矢量对中点电流的作用作为前馈以消除中点电压中的三倍频分量。

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The Protection Measure of Disconnection Malfunction in Null Line Low Voltage Feed System

低压供电系统中零线断线故障的防护措施

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Study of Discharge Characteristics of High Voltage Instrumentation Feed Through

高电压仪用接口放电特性的研究

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DJS-6 Minicomputer Used in on-Line Operation Study of Discharge Characteristics of High Voltage Instrumentation Feed Through

DJS&6机投入在线运行主机改造及新增外围接口逻辑原理高电压仪用接口放电特性的研究

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MOSFET Drain-to-Source Voltage Feed back to Limit Current

MOSFET漏源极电压反馈限流

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