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如何消除變頻器干擾?變頻器干擾解決方法

2020-04-23

變頻器包括整流電路和逆變電路,輸入的交流電經過整流電路和平波回路,轉換成直流電壓,再通過逆變器把直流電壓變換成不同寬度的脈沖電壓(稱為脈寬調制電壓,PWM)。用這個PWM電壓驅動電機,就可以起到調整電機力矩和速度的目的。


ZHEZHONGGONGZUOYUANLIDAOZHIYIXIASANZHONGDIANCIGANRAO:


1、XIEBOGANRAO:


伟德体育ZHENGLIUDIANLUHUICHANSHENGXIEBODIANLIU,ZHEZHONGXIEBODIANLIUZAIGONGDIANXITONGDEZUKANGSHANGCHANSHENGDIANYAJIANG,DAOZHIDIANYABOXINGFASHENGJIBIAN,ZHEZHONGJIBIANDEDIANYADUIYUXUDUODIANZISHEBEIXINGCHENGGANRAO(YINWEIDABUFENDIANZISHEBEIJINNENGGONGZUOZAIZHENGXIANBODIANYATIAOJIANXIA),CHANGJIANDEDIANYAJIBIANSHIZHENGXIANBODEDINGBUBIANPING。XIEBODIANLIUYIDINGSHI,DIANYAJIBIANZAIRUODIANYUANDEQINGKUANGXIAGENGJIAYANZHONG,ZHEZHONGGANRAODETEZHENGSHIHUIDUISHIYONGTONGYIGEDIANWANGDESHEBEIXINGCHENGGANRAO,ERYUSHEBEIYUBIANPINQIZHIJIANDEJULIWUGUAN;


伟德体育2、SHEPINCHUANDAOFASHEGANRAO:


YOUYUFUZAIDIANYAWEIMOCHONGZHUANG,YINCIBIANPINQICONGDIANWANGXIQUDIANLIUYESHIMOCHONGZHUANG,ZHEZHONGMOCHONGDIANLIUZHONGBAOHANLEDALIANGDEGAOPINCHENGFEN,XINGCHENGSHEPINGANRAO,ZHEZHONGGANRAODETEZHENGSHIHUIDUISHIYONGTONGYIGEDIANWANGDESHEBEIXINGCHENGGANRAO,ERYUSHEBEIYUBIANPINQIZHIJIANDEJULIWUGUAN;


3、SHEPINFUSHEGANRAO:


SHEPINFUSHEGANRAOLAIZIBIANPINQIDESHURUDIANLANHESHUCHUDIANLAN。ZAISHANGSHUDESHEPINCHUANDAOFASHEGANRAODEQINGXINGZHONG,BIANPINQIDESHURUSHUCHUDIANLANSHANGYOUSHEPINGANRAODIANLIUSHI,YOUYUDIANLANXIANGDANGYUTIANXIAN,BIRANHUICHANSHENGDIANCIBOFUSHE,CHANSHENGFUSHEGANRAO。BIANPINQISHUCHUDIANLANSHANGCHUANSHUDEPWMDIANYA,TONGYANGBAOHANFENGFUDEGAOPINDECHENGFEN,HUICHANSHENGDIANCIBOFUSHE,XINGCHENGFUSHEGANRAO。FUSHEGANRAODETEZHENGSHI,DANGQITADIANZISHEBEIKAOJINBIANPINQISHI,GANRAOXIANXIANGBIANDEYANZHONG。


伟德体育GENJUDIANCIXUEDEJIBENYUANLI,XINGCHENGDIANCIGANRAOBIXUJUBEISANYAOSU:DIANCIGANRAOYUAN、DIANCIGANRAOTUJING、DUIDIANCIGANRAOMINGANDEXITONG。WEIFANGZHIGANRAO,KECAIYONGYINGJIANKANGGANRAOHERUANJIANKANGGANRAO。QIZHONG,YINGJIANKANGGANRAOSHIZUIJIBENHEZUIZHONGYAODEKANGGANRAOCUOSHI,YIBANCONGKANGHEFANGLIANGFANGMIANRUSHOULAIYIZHIGANRAO,QIZONGTIYUANZESHIYIZHIHEXIAOCHUGANRAOYUAN、QIEDUANGANRAODUIXITONGDEOUHETONGDAO、JIANGDIXITONGGANRAOXINHAODEMINGANXING。JUTICUOSHIZAIGONGCHENGSHANGKECAIYONGGELI、LVBO、PINGBI、JIEDIDENGFANGFA。


1.JINXINGZHENGQUEDEJIEDI


TONGGUOXIANCHANGDEJUTIDIAOYANWOMENKEYIKANDAO,XIANCHANGDEJIEDIQINGKUANGSHIBUSHENLIXIANGDE。ERZHENGQUEDEJIEDIJIKEYISHIXITONGYOUXIAODIYIZHIWAILAIGANRAO,YOUNENGJIANGDISHEBEIBENSHENDUIWAIJIEDEGANRAO,SHIJIEJUEBIANPINQIGANRAOZUIYOUXIAODECUOSHI。JUTILAIJIANGJIUSHIZUODAOYIXIAJIDIAN:


(1)BIANPINQIDEZHUHUILUDUANZIPE(E、G)BIXUJIEDI,GAIJIEDIKEYIHEGAIBIANPINQISUODAIDEDIANJIGONGDI,DANBUNENGYUQITADESHEBEIGONGDI,BIXUDANDUDAJIEDIZHUANG,QIEGAIJIEDIDIANYINGGAIJINLIANGYUANLIRUODIANSHEBEIDEJIEDIDIAN。TONGSHI,BIANPINQIJIEDIDAOXIANDEJIEMIANJIYINGBUXIAOYU4mm2,CHANGDUYINGKONGZHIZAI20mYINEI。


伟德体育(2)QITAJIDIANSHEBEIDEDIXIANZHONG,BAOHUJIEDIHEGONGZUOJIEDIYINGFENKAIDANDUSHEJIEDIJI,BINGZUIHOUHUIRUPEIDIANJUDEDIANQIJIEDIDIAN。KONGZHIXINHAODEPINGBIDIHEZHUDIANLUDAOXIANDEPINGBIDIYEYINGFENKAIDANDUSHEJIEDIJI,BINGZUIHOUHUIRUPEIDIANJUDEDIANQIJIEDIDIAN。


2.PINGBIGANRAOYUAN


PINGBIGANRAOYUANSHIYIZHIGANRAODEHENYOUXIAODEFANGFA。TONGCHANGBIANPINQIBENSHENYONGTIEKEPINGBI,KEYIBURANGQIDIANCIGANRAOXIELU,DANBIANPINQIDESHUCHUXIANZUIHAOYONGGANGGUANPINGBI,TEBIESHIYIWAIBUXINHAO(CONGKONGZHIQISHANGSHUCHU4~20mAXINHAO)KONGZHIBIANPINQISHI,YAOQIUGAIKONGZHIXINHAOXIANJINKENENGDUAN(YIBANWEI20mYINEI),QIEBIXUCAIYONGPINGBISHUANGJIAOXIAN,BINGYUZHUDIANLUXIAN(AC380)JIKONGZHIXIAN(AC220V)WANQUANFENLI。CIWAI,XITONGZHONGDEDIANZIMINGANSHEBEIXIANLUYEYAOQIUCAIYONGPINGBISHUANGJIAOXIAN,TEBIESHIYALIXINHAO。QIEXITONGZHONGSUOYOUDEXINHAOXIANJUEBUNENGHEZHUDIANLUXIANJIKONGZHIXIANFANGYUTONGYIPEIGUANHUOXIANCAONEI。WEISHIPINGBIYOUXIAO,PINGBICENGBIXUKEKAOJIEDI。


3.HELIDEBUXIAN


JUTIFANGFA:


(1)SHEBEIDEDIANYUANXIANHEXINHAOXIANYINGJINLIANGYUANLIBIANPINQIDESHURUSHUCHUXIAN。

伟德体育(2)QITASHEBEIDEDIANYUANXIANHEXINHAOXIANYINGBIMIANHEBIANPINQIDESHURUSHUCHUXIANPINGXING。


RUGUOCAIQULEYISHANGDEBANFAZHIHOUHUANSHIBUNENGGOUZOUXIAO,NEIMEJIXUYIXIABANFA:


4、GANRAODEGELI


伟德体育SUOWEIGANRAODEGELI,SHIZHICONGDIANLUSHANGBAGANRAOYUANHEYISHOUGANRAODEBUFENGELIKAILAI,SHITAMENBUFASHENGDIANDELIANXI。TONGCHANGSHIZAIDIANYUANHEKONGZHIQIJIBIANSONGQIDENGFANGDAQIDIANLUZHIJIANZAIDIANYUANXIANSHANGCAIYONGGELIBIANYAQIYIMIANCHUANDAOGANRAO,DIANYUANGELIBIANYAQIKEYINGYONGZAOSHENGGELIBIANYAQI。


5、ZAIXITONGXIANLUZHONGSHEZHILVBOQI


SHEBEILVBOQIDEZUOYONGSHIWEILEYIZHIGANRAOXINHAOCONGBIANPINQITONGGUODIANYUANXIANCHUANDAOGANRAODAODIANYUANHEDIANDONGJI。WEIJIANSHAODIANCIZAOSHENGHESUNHAO,ZAIBIANPINQISHUCHUCEKESHEZHISHUCHULVBOQI;WEIJIANSHAODUIDIANYUANGANRAO,KEZAIBIANPINQISHURUCESHEZHISHURULVBOQI。RUOXIANLUZHONGYOUMINGANDIANZISHEBEIRUKONGZHIQIHEBIANSONGQIDENG,KEZAIGAISHEBEIDEDIANYUANXIANSHANGSHEZHIDIANYUANZAOSHENGLVBOQIYIMIANCHUANDAOGANRAO。


6、CAIYONGDIANKANGQI


ZAIBIANPINQIDESHURUDIANLIUZHONGPINLVJIAODIDEXIEBOCHENGFEN(5CIXIEBO、7CIXIEBO、11CIXIEBO、13CIXIEBODENG)SUOZHANDEBIZHONGSHIHENGAODE,TAMENCHULEKENENGGANRAOQITASHEBEIDEZHENGCHANGYUNXINGZHIWAI,HUANYINWEITAMENXIAOHAOLEDALIANGDEWUGONGGONGLV,SHIXIANLUDEGONGLVYINSUDAWEIXIAJIANG。ZAISHURUDIANLUNEICHUANRUDIANKANGQISHIYIZHIJIAODIXIEBODIANLIUDEYOUXIAOFANGFA。


伟德体育YINCI,BIANPINQIDEKANGGANRAOCUOSHIZHUYAOBAOKUOZAIBIANPINQIJINXIANBUFENJIAZHUANGJIAOLIUDIANKANGQIHELVBOQI,JINXIANHECHUXIANCAIYONGPINGBIDIANLAN,SUOYOUDIANLANDEPINGBICENGYUDIANKANGQI、LVBOQI、BIANPINQIHEDIANJIDEBAOHUDIGONGTONGJIEDI,QIEGAIJIEDIDIANYUQITAJIEDIDIANFENKAI,BAOCHIZUGOUDEJULI。TONGSHI,XINHAODIANLANHEBIANPINQIDEDONGLIDIANLANBUYAOPINGXINGBUZHI。


CIWAI,WEIFANGZHIBIANPINQIGANRAOXINHAOHEKONGZHIHUILU,XUYAOGEIKONGZHIQI、YIBIAOHEGONGKONGJICAIYONGDANDUDEGELIDIANYUANJINXINGGONGDIAN。


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