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幫助你了解變頻器諧波干擾的抑制與減弱方案

2020-05-29

因為變頻技術的大力發展,變頻器的運用在各行各業越來越廣,但是變頻器諧波問題卻一直無法繞開。無論是哪一種變頻器,都大量使用了晶閘管等非線性電力電子元件,不管采用哪種整流方式,變頻器從電網中吸取能量的方式都不是連續的正弦波,而是從脈動的斷續方式向電網索取電流,這種脈動電流和電網的沿路阻抗共同形成脈動電壓降疊加在電網的電壓上,使電壓發生畸變,經傅立葉原理分析可知,這種非同期正弦波電流是由于頻率相同的基波和頻率大于基波頻率的諧波組成。



伟德体育YI、YIZHIBIANPINQIXIEBODEFANGFA



1、BIANLIUHUILUDEDUOZHONGHUA



DUIYUDARONGLIANGDEBIANPINQI,KEYIZAIBIANPINQIDESHURUDUANZHUANGSHEZHUANYONGDEDIANYUANSHURUBIANYAQI,JIANGDIANYUANCEBIANLIUQIFENWEI2GE,LIYONGGAIBIANYAQISHISHURUDIANLIUDEXIANGWEICUOKAI,YIDUOZHONGHUALAIYIZHIBIANPINQIXIANGDIANYUANCEDEGAOCIXIEBO。



伟德体育2、ANZHUANGJIAOLIU/ZHILIUDIANKANGQI



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3、ANZHUANGYOUYUANDIANLILVBOQI



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4、ZENGJIABIANPINQIGONGDIANDIANYUANNEIZUKANG



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5、ANZHUANGSHUCHUDIANKANGQI



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ER、SHEBEIZISHENJIANRUOXIEBOJIGANRAODEFANGFA



1、SHIYONGGELIBIANYAQI



SHIYONGGELIBIANYAQIZHUYAOSHIYINGDUILAIZIYUDIANYUANDECHUANDAOGANRAO,RUTU4SUOSHI。SHIYONGJUYOUGELICENGDEGELIBIANYAQI,KEYIJIANGJUEDABUFENDECHUANDAOGANRAOGELIZAIGELIBIANYAQIZHIQIAN。TONGSHIHUANKEYIJIANYOUDIANYUANDIANYABIANHUANDEZUOYONG。GELIBIANYAQICHANGYONGYUKONGZHIXITONGZHONGDEYIBIAO、PLC,YIJIQITADIYAXIAOGONGLVYONGDIANSHEBEIDEKANGCHUANDAOGANRAO。



2、SHIYONGLVBOMOKUAIHEZUJIAN



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3、JIEDIKANGGANRAO



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4、ZUOHAOXINHAOXIANDEKANGGANRAO



伟德体育XINHAOXIANCHENGDANZHUJIANCEXINHAOHEKONGZHIXINHAODECHUANSHURENWU,WUYONGZHIYI,XINHAOCHUANSHUDEZHILIANGZHIJIEYINGXIANGDAOZHENGGEKONGZHIXITONGDEZHUNQUEXING、WENDINGXINGHEKEKAOXING,YINCIZUOHAOXINHAOXIANDEKANGGANRAOSHISHIFENBIYAODE。



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