弧hu焊han機ji又you稱cheng弧hu焊han變bian壓ya器qi,是shi一yi種zhong特te殊shu的de變bian壓ya器qi,它ta把ba網wang路lu電dian壓ya的de交jiao流liu電dian變bian成cheng適shi合he於yu弧hu焊han的de低di壓ya交jiao流liu電dian,由you主zhu變bian壓ya器qi及ji所suo需xu的de調tiao理li局ju部bu和he指zhi示shi安an裝zhuang等deng組zu成cheng。
弧焊機主要有動鐵芯式、同體式和動圈式三種。它具有構造簡單、易造易修、本錢低、效(xiao)率(lv)高(gao)等(deng)優(you)點(dian)。但(dan)其(qi)電(dian)流(liu)波(bo)形(xing)為(wei)正(zheng)弦(xian)波(bo),輸(shu)出(chu)為(wei)交(jiao)流(liu)降(jiang)落(luo)外(wai)特(te)性(xing),電(dian)弧(hu)穩(wen)定(ding)性(xing)較(jiao)差(cha),功(gong)率(lv)因(yin)數(shu)低(di),但(dan)磁(ci)偏(pian)吹(chui)現(xian)象(xiang)很(hen)少(shao)產(chan)生(sheng),空(kong)載(zai)損(sun)耗(hao)小(xiao),普(pu)通(tong)應(ying)用(yong)於(yu)手(shou)弧(hu)焊(han)、埋弧焊和鎢極氬弧焊等辦法。
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