服务咨询热线4008-823-813
网站首页
关于我们
产品中心
激流快艇动态
应用案例
资料下载
人才招聘
留言反馈
联系我们

激流快艇动态

当前位置:变频器厂家 > 激流快艇动态 >

想要变频器可靠运行,这四大要素不可少

激流快艇:德世奥变频器厂家激流快艇:dgruili888.com激流快艇时间:2020/07/24 09:46

  DUIYUBIANPINQIZHEIZHONGDANGXIAZUIWEILIUXINGDEDIANQIKONGZHIZHUANGZHI,XIANGBIGUANGDADIANGONGTONGXINGYOUQISHITONGXIAOBIANYIYANGDEWEIXIUDIANGONGPENGYOU,DUIQIKONGPADOUSHIYOUSUOLEJIEDE。BUGUOZUOWEIYIZHONGJINGMIDIANZIGONGKONGZHUANGZHI,YAOXIANGSHIBIANPINQIZHANGSHIJIANPINGWENDIZHENGCHANGYUNXING,SHENWEIZHUANYEJISHURENYUANDEWOMEN,ZEHAIXUYAOZAIBIANPINQIANZHUANGHUOYUNXINGQIAN,CONGSIGEZHIJIEYINGXIANGBIANPINQIYUNXINGDEHUANJINGYAOSUSHANGZHESHOU,QIESHIGAOHAOZHUNBEIGONGZUO。

一、物理环境

①WENDUYINSU

  WENDUDUIBIANPINQINEIBUDIANZIYUANQIJIANDESHOUMINGYIJIKEKAOXINGDEYINGXIANGJUDA。ZAIYUNXINGWENDUJIAOGAODEHUANJINGXIASHIYONGBIANPINQISHI,BIXUCAIQUEWAIDELENGQUEJIANGWENCUOSHI,YONGYIBAOZHENGHUANJINGWENDUWENDINGZAIBIANPINQISHIYONGSHOUCEYAOQIUDEFANWEIZHINEI(-10~+40/45℃)。ZAIDIANKONGXIANGZHONG,BIANPINQIYIBANYINGANZHUANGZAIXIANGTISHANGBU,BINGQIEYANJINBAFAREYUANJIANJINKAOBIANPINQIDIBUANZHUANG!CIWAI,ZAISHIYONGGUOCHENGZHONGHAIYINGDINGQIDUIBIANPINQIZIDAILENGQUEFENGSHANJINXINGJIANCHAHEBAOJIEGONGZUO。

②SHIDUYINSU

  DUIYUCIZHONGYINSUDEWEIHAI,XIANGXINGUANGDATONGXINGDOUNENGMINGBAI——ZAIHUANJINGSHIDUDAYU90%SHI,BIANPINQINEIBUDEQIJIANJUEYUANXINGHUIBIANCHA,CONGERDAOZHIBIANPINQIFASHENGGUZHANG。YINCIBIYAOSHIZAIBIANPINQINEIFANGRUGANZAOJIZECHENGWEIBIXUDECHUCHAOSHOUDUAN。

③FUSHIXINGQITI

  YOUYUFUSHIXINGQITIDUIBIANPINQINEIBUPCBBAN、SULIAOZHIPINWAIQIAODENGDEDIANQIJUEYUANXINGNENGYOUJIDADEPOHUAIZUOYONG,GUZAICIZHONGHUANJINGXIASHIYONGBIANPINQIYINGANYAOQIUCAIYONGFUHEANQUANGUICHENGYAOQIUDEMIFENGWAIQIAO。

④ZHENDONGHECHONGJI

  这两种会引起变频器发生电气接触不良、元器件开焊的物理现象,对变频器的正常使用同样影响较大,为此加强日常保养和检修工作不容大意。

二、电气环境

①FANGZHIDIANCIGANRAO

  BIANPINQIZAIGONGZUOZHONGYINWEICUNZAIZHENGLIUHENIBIANHUANJIE,CIGONGZUOGUOCHENGBIRANCHANSHENGHENDUODIANCIBOGANRAO,ZHEIXIEGAOPINDIANCIBODUIFUJINDEYIQIYIBIAOJUNYOUYIDINGDEGANRAO。WEICIHEBIANPINQITONGWANGLUODEYIQIYIBIAOYINGXIANZUOHAOJIEDIGONGZUO,GEZHONGDIANQIYUANJIAN、YIQIYIBIAOZHIJIANDELIANXIANYINGXUANYONGDAIYOUPINGBICENGDEDIANLANXIAN,QIEBIXUJIANGPINGBICENGZUOJIEDICHULI。

②FANGZHISHURUDUANGUODIANYA

  SUIRANDADUOSHUBIANPINQIDIANYUANSHURUDUANJUYOUGUODIANYABAOHUGONGNENG,KERUGUOBIANPINQISHURUDUANGAODIANYAZUOYONGSHIJIANJIAOZHANG,ZEWANGWANGHUISHIBIANPINQINEIBUXIANGGUANYUANQIJIAN(RUYAMINDIANZU、ZHENGLIUQIJIANDENG)FASHENGSUNHUAI。DUIYUDIANYUANDIANYABODONGPINFANQIEFUDUJIAODADEDIANYUAN,YAOKAOLVSHIYONGWENYASHEBEI。

三、接地

  BIANPINQIZHENGQUEJIEDISHITIGAOXITONGLINGMINDU、YIZHIZAOSHENGGANRAODEZHONGYAOSHOUDUAN。BIANPINQIJIEDIDUANZIG(YEYOUBIAOZHUWEIE)JIEDIDIANZUYUEXIAOYUEHAO,JIEDIDAOXIANJIEMIANJIBUYINGDIYU2mm²,QIEZHANGDUYINGKONGZHIZAI20mYINEI。CIWAIXUYAOZHICHUDESHI,BIANPINQIXINHAOSHURUXIANDEPINGBICENGYINGJIEZHIG(HUOE)JIEXIANDUANZISHANG,QILINGYIDUANJUEBUNENGJIEYUDIDUAN,FOUZEHUIYINQIXINHAOBIANHUABODONG,ZAOCHENGXITONGFASHENGZHENDANG。

四、防雷

  在变频器中一般都设有雷电吸收、泄放回路,用以防止瞬间的雷电侵入造成变频器损坏。无奈在实际运行过程中,尤其是变频器电源线为架空引入的情况下,单纯依赖变频器内部防雷回路是远远不够的。为此在雷电活跃区,并且变频器电源为架空线引入方式的话,应在进线处装配变频器专用的避雷器(厂家选配件),或许按规范要求在变频器20m的远处预埋镀锌钢管座专用接地防雷保护。