山东11选5走势图

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高压电机变频调速装置技术内容及实施方式

【技术背景】

    本技术涉及一种高压电机变频调速装置。随着电力电子技术的发展,变频调速装置在高压电机上得到了广泛应用。目前的新建工厂,重要辅机如风机、水泵等,一般均要求考虑配置变频器拖动高压电机;越来越多的已建电厂正在进行或已完成高压电机采用变频器的改造。高压电机采用变频器拖动后,电动机保护如何配置才能保证机组安全可靠的运行,成为电厂、设计院、保护厂家关注的问题。

    BENJISHUTIGONGLEYIZHONGKESHIXIANWUJIDIAOSU,DONGTAIXIANGYINGSUDUKUAI,DIAOSUJINGDUGAO,YIYUSHIXIANSHENGCHANGONGYIKONGZHIZIDONGHUADEGAOYADIANJIBIANPINDIAOSUJIENENGZHUANGZHI,CAIYONGYIBUDIANJIROUXINGQIANYINBIHUAN,KONGZHIQIGENJUZHUANSUJIDINGHEZHUANSUFANKUIZHIJIANDEWUCHA,FACHUSHIDANGDEPINLVFUZHIHESANXIANGZHENGXIANXINHAOZHILING,GAIZHILINGCHUANSONGJIGAOYABIANPINQI,TONGGUOGAOYABIANPINQISHUCHUFUHESHANGSHUYAOQIUDEJIAOLIUDIANNENG,QUDONGDIANJIYUNZHUAN,SHIYUNZHUANXINGNENGYANGEFUHEZHUANSUJIDINGDEYAOQIU,DUIYUSHIXIANDIAOJIEGAOYADIANJIZHUANSUDEGAOYADIANJIJIENENGBIANPINDIAOSUJISHU,GAIFANGANZAIJISHUSHANGSHIKEXINGDE,DANRENGCUNZAIBUNENGYOUXIAOJIEJUEDIANWANGPINLVBODONGHEJIZUFUHEBODONGZHEILIANGGEDONGTAIBIANHUAWENTI。

【JISHUNEIRONG】

山东11选5走势图    BENJISHUWEIGAISHANSHANGSHUJUYOUDEWENTIDIANHUOQUEDIAN,SHEJIYIZHONGGAOYADIANJIBIANPINDIAOSUZHUANGZHI,MUDESHISHIBIANPINQISHUCHUDEJIAOLIUDIANNENGGENGNENGFUHEYAOQIU,TIGAOXITONGYUNYONGDEKEKAOXING、ANQUANXING。

    WEILESHIXIANSHANGSHUMUDE,BENJISHUANYIXIAJISHUFANGANSHIXIAN:YIZHONGGAOYADIANJIBIANPINDIAOSUZHUANGZHI,QITEZHENGZAIYU:BAOKUODIANYUAN1,DIANCILIHEQI2、DIANCILIHEQI3、DIANCILIHEQI4、DIANCILIHEQI5、BIANPINDIAOSUQI6、GAOYADIANJI7、DIANDONGJIZHUANSUJIANCEQI8、KONGZHIQI9 ;DIANYUAN1、DIANCILIHEQI2、DIANCILIHEQI3、BIANPINDIAOSUQI6、DIANCILIHEQI4、GAOYADIANJI7YICICHUANLIAN,DIANCILIHEQI5 —DUANLIANJIEZAIDIANCILIHEQI3DESHURUDUAN,LINGYIDUANLIANJIEZAIDIANCILIHEQI4DESHUCHUDUAN,YUDIANCILIHEQI3、BIANPINDIAOSUQI6、DIANCILIHEQI4CHENGBINGLIANZHUANGTAI;KONGZHIQI9DEYIDUANYUBIANPINDIAOSUQI6DESHUCHUDUANLIANJIE,KONGZHIQI9DELINGYIDUANYUDIANDONGJIZHUANSUJIANCEQI8DESHUCHUDUANLIANJIE,DIANDONGJIZHUANSUJIANCEQI8DESHURUDUANYUGAOYADIANJI7DESHUCHUDUANLIANJIE。

    JINYIBU,SUOSHUKONGZHIQI9WEIDAIYOURUANJIANBIANCHENGDEKONGZHIXITONG。

    BENJISHUDEYOUYIXIAOGUOSHI:BUJINBUDUIDIANWANGCHANSHENGXIEBOWURAN,DUIDIANWANGHEQITASHEBEIDEGANRAOXIAO,FANGBIANXITONGJIZHONGKONGZHI,XITONGKEZAIOZHIQUANSUFANWEINEIDERENYISUDUXIALIANXUZHONGZAIANQUANYUNXING,TONGSHIDAIYOURUANJIANBIANCHENGDEKONGZHIXITONGNENGJINXINGSHUJUCHULI,SHIXIANGAOYADIANJIDEDONGTAIZHINENGHUABIANPINDIAOSU。

【FUTUSHUOMING】

    下面结合附图对本技术进行进一步说明。图1是高压电机变频调速装置示意图。
高压电机变频调速装置

山东11选5走势图    QIZHONGFUTUBIAOJIBIAOSHIWEI:1_DIANYUAN,2-DIANCILIHEQI,3-DIANCILIHEQI,4-DIANCILIHEQI,5-DIANCILIHEQI,6-BIANPINDIAOSU,7-GAOYADIANJI,8-DIANDONGJIZHUANSUJIANCEQI,9-KONGZHIQI。

【JUTISHISHIFANGSHI】

    RUTU1SUOSHI,YIZHONGGAOYADIANJIBIANPINDIAOSUZHUANGZHI,BAOKUODIANYUAN1,DIANCILIHEQI2、DIANCILIHEQI3、DIANCILIHEQI4、DIANCILIHEQI5、BIANPINDIAOSUQI6、GAOYADIANJI7、DIANDONGJIZHUANSUJIANCEQI8、KONGZHIQI9 ;DIANYUAN1、DIANCILIHEQI2、DIANCILIHEQI3、BIANPINDIAOSUQI6、DIANCILIHEQI4、GAOYADIANJI7YICICHUANLIAN,DIANCILIHEQI5 —DUANLIANJIEZAIDIANCILIHEQI3DESHURUDUAN,LINGYIDUANLIANJIEZAIDIANCILIHEQI4DESHUCHUDUAN,YUDIANCILIHEQI3、BIANPINDIAOSUQI6、DIANCILIHEQI4CHENGBINGLIANZHUANGTAI;KONGZHIQI9DEYIDUANYUBIANPINDIAOSUQI6DESHUCHUDUANLIANJIE,KONGZHIQI9DELINGYIDUANYUDIANDONGJIZHUANSUJIANCEQI8DESHUCHUDUANLIANJIE,DIANDONGJIZHUANSUJIANCEQI8DESHURUDUANYUGAOYADIANJI7DESHUCHUDUANLIANJIE。

    ZAIGAOYADIANJI7DEYUNZHUANGUOCHENGDANGZHONG,DIANWANGPINLVHEJIZUFUHESHIZAIBUDUANBIANHUADE,QISHUNTAIZHIWEIFEIXIANXINGBIANHUALIANG,WEILEYOUXIAOJIEJUESHANGSHUDONGTAIBIANHUADEYINGXIANG,SHIGAOYADIANJI7DEZHUANSUZHIZAIYIDINGGONGKUANGTIAOJIANXIAXIANGDUIWENDING,JIANGYIGEDIANDONGJIZHUANSUJIANCEQI8ANZHUANGZAIGAOYADIANJI7ZHUZHOUDESHUCHUDUAN,DANGGAOYADIANJI7ZHUANSUBIANHUASHI,DIANDONGJIZHUANSUJIANCEQI8JIANCEDAOXINHAO,BINGJIANGXINHAOSHURUDAOKONGZHIQI9,KONGZHIQI9WEIDAIYOURUANJIANBIANCHENGDEKONGZHIXITONG,TONGGUODUIBIANPINDIAOSUQI6JINXINGWEIDIAOKONGZHI,SHIGAOYADIANJI7ZHUANSUZHIZAIYIDINGGONGKUANGTIAOJIANXIABAOCHIXIANGDUIWENDING。

    

【ZHUQUANXIANG】

1.YIZHONGGAOYADIANJIBIANPINDIAOSUZHUANGZHI,QITEZHENGZAIYU:BAOKUODIANYUAN(I),DIANCILIHEQI(2)、DIANCILIHEQI(3)、DIANCILIHEQI(4)、DIANCILIHEQI(5)、BIANPINDIAOSUQI(6)、GAOYADIANJI(7)、DIANDONGJIZHUANSUJIANCEQI(8)、KONGZHIQI(9); SUOSHUDIANYUAN(I)、DIANCILIHEQI(2)、DIANCILIHEQI(3)、BIANPINDIAOSUQI(6)、DIANCILIHEQI(4)、GAOYADIANJI(7)YICICHUANLIAN,DIANCILIHEQI(5) —DUANLIANJIEZAIDIANCILIHEQI(3)DESHURUDUAN,LINGYIDUANLIANJIEZAIDIANCILIHEQI(4)DESHUCHUDUAN,YUDIANCILIHEQI(3)、BIANPINDIAOSUQI(6)、DIANCILIHEQI(4)CHENGBINGLIANZHUANGTAI; SUOSHUKONGZHIQI(9)DEYIDUANYUBIANPINDIAOSUQI¢)DESHUCHUDUANLIANJIE,SUOSHUKONGZHIQI(9)DELINGYIDUANYUDIANDONGJIZHUANSUJIANCEQI(8)DESHUCHUDUANLIANJIE,SUOSHUDIANDONGJIZHUANSUJIANCEQI(8)DESHURUDUANYUGAOYADIANJI(7)DESHUCHUDUANLIANJIE。

2.RUSHIYONGYAOQIU1SUOSHUDEGAOYADIANJIBIANPINDIAOSUZHUANGZHI,QITEZHENGZAIYU:SUOSHUKONGZHIQI(9)WEIDAIYOURUANJIANBIANCHENGDEKONGZHIXITONG。

【JISHUZHAIYAO】

    BENJISHUSHEJIYIZHONGGAOYADIANJIBIANPINDIAOSUZHUANGZHI,BAOKUODIANYUAN,DIANCILIHEQI、DIANCILIHEQI、DIANCILIHEQI、DIANCILIHEQI、BIANPINDIAOSUQI、GAOYADIANJI、DIANDONGJIZHUANSUJIANCEQI、KONGZHIQI;DIANYUAN、DIANCILIHEQI、DIANCILIHEQI、BIANPINDIAOSUQI、DIANCILIHEQI、GAOYADIANJIYICICHUANLIAN,DIANCILIHEQIYIDUANLIANJIEZAIDIANCILIHEQIDESHURUDUAN,LINGYIDUANLIANJIEZAIDIANCILIHEQIDESHUCHUDUAN;KONGZHIQIDEYIDUANYUBIANPINDIAOSUQIDESHUCHUDUANLIANJIE,LINGYIDUANYUDIANDONGJIZHUANSUJIANCEQIDESHUCHUDUANLIANJIE,DIANDONGJIZHUANSUJIANCEQIDESHURUDUANYUGAOYADIANJIDESHUCHUDUANLIANJIE,GAIGAOYADIANJIBIANPINDIAOSUZHUANGZHINENGYOUXIAOJIEJUEDIANWANGPINLVBODONGHEJIZUFUHEBODONGDEWENTI,SHIXIANDIANDONGJIDONGTAIZHINENGHUABIANPINDIAOSU。


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