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2019XINDEQIDIAN XINDEPINGTAI

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变频器的工作原理

2019-01-06 1105次浏览 来源:网络

变频器的工作原理

变频器(Variable-frequency Drive,VFD)是应用变频技术与微电子技术,通过改变电机工作电源频率方式来控制交流电动机的电力控制设备。


工作原理

ZHUDIANLUSHIJIYIBUDIANDONGJITIGONGDIAOYADIAOPINDIANYUANDEDIANLIBIANHUANBUFEN,BIANPINQIDEZHUDIANLUDATISHANGKEFENWEILIANGLEI:DIANYAXINGSHIJIANGDIANYAYUANDEZHILIUBIANHUANWEIJIAOLIUDEBIANPINQI,ZHILIUHUILUDELVBOSHIDIANRONG。DIANLIUXINGSHIJIANGDIANLIUYUANDEZHILIUBIANHUANWEIJIAOLIUDEBIANPINQI,QIZHILIUHUILULVBOSHIDIANGAN。TAYOUSANBUFENGOUCHENG,JIANGGONGPINDIANYUANBIANHUANWEIZHILIUGONGLVDE“ZHENGLIUQI”,XISHOUZAIBIANLIUQIHENIBIANQICHANSHENGDEDIANYAMAIDONGDE“PINGBOHUILU。


整流器

DALIANGSHIYONGDESHIERJIGUANDEBIANLIUQI,TABAGONGPINDIANYUANBIANHUANWEIZHILIUDIANYUAN。YEKEYONGLIANGZUJINGTIGUANBIANLIUQIGOUCHENGKENIBIANLIUQI,YOUYUQIGONGLVFANGXIANGKENI,KEYIJINXINGZAISHENGYUNZHUAN。

平波回路

万炮捕鱼ZAIZHENGLIUQIZHENGLIUHOUDEZHILIUDIANYAZHONG,HANYOUDIANYUAN6BEIPINLVDEMAIDONGDIANYA,CIWAINIBIANQICHANSHENGDEMAIDONGDIANLIUYESHIZHILIUDIANYABIANDONG。WEILEYIZHIDIANYABODONG,CAIYONGDIANGANHEDIANRONGXISHOUMAIDONGDIANYA(DIANLIU)。ZHUANGZHIRONGLIANGXIAOSHI,RUGUODIANYUANHEZHUDIANLUGOUCHENGQIJIANYOUYULIANG,KEYISHENGQUDIANGANCAIYONGJIANDANDEPINGBOHUILU。

逆变器

TONGZHENGLIUQIXIANGFAN,NIBIANQISHIJIANGZHILIUGONGLVBIANHUANWEISUOYAOQIUPINLVDEJIAOLIUGONGLV,YISUOQUEDINGDESHIJIANSHI6GEKAIGUANQIJIANDAOTONG、GUANDUANJIUKEYIDEDAO3XIANGJIAOLIUSHUCHU。YIDIANYAXINGpwmNIBIANQIWEILISHICHUKAIGUANSHIJIANHEDIANYABOXING。

KONGZHIDIANLUSHIJIYIBUDIANDONGJIGONGDIAN(DIANYA、PINLVKEDIAO)DEZHUDIANLUTIGONGKONGZHIXINHAODEHUILU,TAYOUPINLV、DIANYADE“YUNSUANDIANLU”,ZHUDIANLUDE“DIANYA、DIANLIUJIANCEDIANLU”,DIANDONGJIDE“SUDUJIANCEDIANLU”,JIANGYUNSUANDIANLUDEKONGZHIXINHAOJINXINGFANGDADE“QUDONGDIANLU”,YIJINIBIANQIHEDIANDONGJIDE“BAOHUDIANLU”ZUCHENG。

(1)YUNSUANDIANLU:JIANGWAIBUDESUDU、ZHUANJUDENGZHILINGTONGJIANCEDIANLUDEDIANLIU、DIANYAXINHAOJINXINGBIJIAOYUNSUAN,JUEDINGNIBIANQIDESHUCHUDIANYA、PINLV。

万炮捕鱼(2)DIANYA、DIANLIUJIANCEDIANLU:YUZHUHUILUDIANWEIGELIJIANCEDIANYA、DIANLIUDENG。

万炮捕鱼(3)QUDONGDIANLU:QUDONGZHUDIANLUQIJIANDEDIANLU。TAYUKONGZHIDIANLUGELISHIZHUDIANLUQIJIANDAOTONG、GUANDUAN。

(4)SUDUJIANCEDIANLU:YIZHUANGZAIYIBUDIANDONGJIZHOUJISHANGDESUDUJIANCEQI(tg、plgDENG)DEXINHAOWEISUDUXINHAO,SONGRUYUNSUANHUILU,GENJUZHILINGHEYUNSUANKESHIDIANDONGJIANZHILINGSUDUYUNZHUAN。

万炮捕鱼(5)BAOHUDIANLU:JIANCEZHUDIANLUDEDIANYA、DIANLIUDENG,DANGFASHENGGUOZAIHUOGUODIANYADENGYICHANGSHI,WEILEFANGZHINIBIANQIHEYIBUDIANDONGJISUNHUAI。

关键词: 变频器 GEFRAN 杰佛伦
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