埃爾森電氣有限公司
SVG靜止無(wú)功發(fā)生器
SVG 工作原理 Working principle
靜止無(wú)功發(fā)生器(SVG)通過(guò)外部電流互感器(CT),實(shí)時(shí)檢測(cè)負(fù)載電流,并通過(guò)內(nèi)部 DSP 計(jì)算來(lái)分析負(fù)載電流的無(wú)功含量,然后根據(jù)設(shè)置值來(lái)控制 PWM 信號(hào)發(fā)生器發(fā)出控制信號(hào)給內(nèi)部 IGBT 使逆變器產(chǎn)生滿足要求的無(wú)功補(bǔ)償電流,終實(shí)現(xiàn)動(dòng)態(tài)無(wú)功補(bǔ)償?shù)哪康摹?nbsp;
Static Var Generator (SVG) detects the load current in real time through external current transformer (CT), analyzes the reactive power content of the load current through internal DSP calculation, and then controls PWM signal generator to send control signals to internal IGBT to enable inverter to generate reactive power compensation current meeting the requirements according to the set value, finally realizing the purpose of dynamic reactive power compensation.
陜西省寶雞市蟠龍經(jīng)濟(jì)開(kāi)發(fā)區(qū)創(chuàng)業(yè)中心2 號(hào)
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