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如何提升压力变送器的使用寿命?

文章出处:华仁仪表 发表时间:2019-03-25 10:10

压力变送器是现代工业控制中最常用的仪器设备,能否正常工作影响着工业生产的正常运行。然而,无论是国产变送器还是进口变送器,在使用的过程中难免会有一些故障发生,工作环境、人为操作不当或变送器自身都会出现各种故障。因此,了解压力变送器亚博足球app的常见故障及日常养护方法很有必要!今天,仪控君就为大家综合整理了一些常见的变送器故障、解决方法、日常养护及注意事项,一起了解一下吧。

常见故障

 

亚博足球app YALIBIANSONGQIZAISHIYONGGUOCHENGZHONGNANMIANCHUXIANGEZHONGGEYANGDEGUZHANG,QIYINGXIANGYINSUZHONGDUO,LIRU:YALIBIANSONGQINEIGEPIANYUCHUANGANYUANJIANJIANCUNZAIGUANCHONGYELOU,LINGDIANHELIANGCHENGPIANYI、SHUCHUBUWENDINGDENGDOUHUIDAOZHIYALIBIANSONGQIJINGDUXIAJIANGSHENZHIFASHENGSUNHUAI;TIANQIYINSUYEHUIDUIBIANSONGQIZAOCHENGYINGXIANG,RU:LEIJIHUISUNHUAIBIANSONGQIMOHEDEDIANLU、DAOZHIWUFATONGXUN;CHAOSHIDEHUANJINGHUISUNHUAIXIANLU;BIANSONGQILIANGCHENGXUANZEBUHELIHUIZAOCHENGGANYAYUANJIANBUKENIDEBIANXING。

XIAMIANJIESHAOJIZHONGCHANGJIANDEGUZHANGLEIXING:

1.线路故障

DANGCHUXIANXIANLUGUZHANGSHI,JISUANJIXIANSHISHUZHICHUXIANYICHANG,JIANGBIANSONGQIJIEXIANHEDAKAI,JIANCHAXIANLUSHIFOUCUNZAIXUJIE、DUANJIEHUOZHEDUANJIEDEXIANXIANG,ZAICAIYONGCEDIANYUAN、YAOJUEYUANYIJILIANGDIANZUDENGFANGFAPAICHAGUZHANG。

2.变频干扰

亚博足球app ZAIJINXINGBUXIANSHI,DUOZHONGXINHAOXIANZHIJIANHUXIANGGANRAO,YOUQISHIZAIDONGLIXIANYUXINHAOXIANCHUANZAITONGYIGUANDAOZHONGCHANSHENGDEGANRAOZUOYONGGENGWEIYANZHONG,CIZHONGQINGKUANGXIAHUIDAOZHIBIANSONGQIBUTONGXUNSHENZHIZHISHICUOWU。KEYITONGGUOZENGDAYIBIAODIANLANYUDONGLIDIANLANCAOJIAJULIDEFANGSHILAIBIMIANCILEICUOWUCAOZUO。

3.引压管故障

YINYAGUANGUZHANGTONGCHANGYOUYINYAGUANDUSAI、YINYAGUANLOUQI、YINYAGUANJIYESANZHONGGUZHANGLEIXING,YINYADUSAIYIBANSHIYOUPAIFANGBUJISHIHUOZHEJIEZHIZANG、ZHANDENGDAOZHIDE;YINYAGUANLOUQISHIYOUBIANSONGQIJIEDIAN、JIEZHIFADENGFUJIANJIAODUO,ZENGJIALEXIELUDIAN;YINYAGUANJIYETONGCHANGSHIYOUYUQITIQUYAFANGSHIBUHELIHUOZHEYINYAGUANANZHUANGCUOWUZAOCHENGDE,YINYAGUANJIYEHUIYINGXIANGCELIANGJINGDU。

4.电信号传输故障

YALIBIANSONGQIRUOSHIYONGHUOWEIHUBUDANGJIYIDAOZHIDIANXINHAODECHUANSHUGUZHANG。LIRU,WEILEJIESHENGSHIJIANJIANGBIANSONGQIFANGZAIBEICESHEBEIFUJIN,DAOZHIXINHAOCHUANSHUJULIGUOYUAN,XINHAOJIUHUICHUXIANGANRAOHUOSHUAIJIANXIANXIANG,CISHIYAOGENJUXUYAOZENGJIADIANLANXIANDEJIEMIANJI。

常见处理方法

 

1.输出信号为零

亚博足球app DANGYALIBIANSONGQICHUXIANYALIWEILINGDEXIANXIANGSHI,KEYICONGYIXIAJIGEFANGMIANJINXINGCHULI:SHOUXIANJIANCHAGUANDAONEISHIFOUCUNZAIYALI,YIBIAOSHIFOUZHENGCHANGGONGDIAN,ZHIHOUJIANCHASHIFOUCUNZAIDIANYUANJIXINGJIEFANDEXIANXIANG,ZUIHOUJIANCHADIANZIXIANLUBAN、GANYAMOTOU、BIANSONGQIDIANYUANDIANYADENG。

2.加压力无反应

RUOJIAYALIWUFANYINGZEYAOJIANCHAQUYAGUANDEFAMENSHIFOUZHENGCHANG,BIANSONGQIBAOHUGONGNENGTIAOXIANKAIGUANSHIFOUZHENGCHANG,QUYAGUANSHIFOUDUSAI,JIANCHABAISONGQILINGDIANHELIANGCHENG,GENGHUANCHUANGANMOTOUDENG。

3.压力变量读数偏差

YALIBIANSONGQICHUXIANYALIDUSHUMINGXIANPIANGAOHUOPIANDIDEXIANXIANGSHI,SHOUXIANJIANCHAQUYAGUANLUSHIFOUCUNZAIXIELOUXIANXIANG,ZAIJIANCHAQUYAGUANSHANGDEFAMEN,DUICHUANGANQIJINXINGWEIDIAO,RUOHAICUNZAIWENTI,GENGHUANXINDECHUANGANMOTOU。

4.压力变量读数不稳定

GAIWENTIKETONGGUOGELIWAIJIEGANRAOYUAN、JIANCHADAOYAGUANSHIFOUXIELOU、GUANDAOSHIFOUCUNZAIZAWU、JIANCHAGELIMOPIANSHIHOUCHUXIANFUSHIHUOBIANXING、JIANCHAGANYAMOTOUDENGFANGFALAIPAICHA。

5.压力指示波动较大

亚博足球app JIANCHAGONGKUANGSHIQITACANSHUKANKANYOUMEIYOUSHENMEBIANHUA,RUGUOQITACANSHURUWENDU、LIULIANG、YEWEIYESHIYOUBODONG,NEIJIUSHIYINGONGKUANGBIANHUAERYINQIDEYALIBIANHUA,CISHIDEYALIBIANSONGQIYINGGAISHIMEIYOUWENTIDE;RUGUOQITAGONGYITIAOJIANMEIYOUBIANHUA,ZHISHIYALIZHISHIZAIBODONG,NEIJIUKANCIYALIXIANSHIDAIBUDAIKONGZHI,YIBANWEIDIAOJIEFA,JIANCHADIAOJIEFASHANGDEDINGWEIQIDESHUCHUSHIFOUZAIHENGDING,BUSHIHENGDING,NEIJIUYAOCHULIFAMENWENTILE;RUGUOHENGDING,YUANYINNEIJIUCHUZAIYALIBIANSONGQISHANGLE。

ZAIXIANCHANGBAYALIBIANSONGQIDEQUYAGUANBI,PAIFANGDAKAI,CHAKANYALIBIANSONGQISHIFOUXIANSHILINGDIAN。RUGUOXIANSHILINGDIAN,CIBIANSONGQIDECELIANGSHIMEIYOUWENTIDE,JIUYAOJIANCHAYALIBIANSONGQIDAODCSJIJUDEDIANLAN,CHAKANFENZHIDIANLANHEZHUDIANLANDEPINGBISHIFOUWANHAO,ZHEIYANGDEXIANXIANGTONGCHANGWEIPINGBIXIANDUANKAIHUODIANLANLIANJIECHUCHUXIANXUJIEJILUOLUDEDIANLANXINCHUXIANYANGHUADAOZHIJIECHUBULIANGSUOZHI。PINGBIBUHAO,QISUOZAIDEHUANJINGCUNZAIDALIANGDEDIANCIGANRAO,ZHEIYANGDEBODONGYESHIBIJIAOYANZHONGDE。

6.压力变送器的仪表没有显示

ZHEIZHONGQINGKUANGYIBANSHIYIBIAODEDIANLANSONGDONG,HUOZHECHUXIANLEDUANLU。YIBANCHUXIANZHEIZHONGZHUANGKUANG,GEGEGONGYIDIANHUICHUXIANBUTONGDEZHISHI,WOMENKEYIGENJUZHEIXIEZHISHIPANDUANCHUDAZHIDEZHUANGKUANG。RUWUFAPANDUANCHUJUTIDEQINGKUANG,JIUYAOCONGDUANZIJUDAOXIANCHANGJIEXIANXIANGHEBIANSONGQIZHIJIANDEDIANLANJINXINGZHUDIANJIANCHA。

7.压力显示不随工艺状况变化

亚博足球app CHUXIANZHEIZHONGQINGKUANGHENKENENGSHIFASHENGLEDUSAI,XUYAOJIANCHAYALIBIANSONGQIDAOQUYAFAZHIJIANFASHENGDUSAIDEDIFANG,RANHOUQINGLIDUSAI。

日常与定期维护

 

1.巡回检查

JIANCHAYIBIAOZHISHIQINGKUANG,YOUWUYICHANG,KANTASHIFOUZAIGUIDINGFANWEINEIBODONG;YOUDEBIANSONGQIMEIYOUXIANCHANGZHISHIDE,YAOQUKONGZHISHIKANTADEERCISHIZHI。YIBIAOZHOUWEISHIFOUYOUZAWUHUOSHIYIBIAOBIAOMIANSHIFOUYOUHUICHEN,YINGJISHIQINGCHUHEQINGJIE。YIBIAOHEGONGYIJIEKOU、DAOYAGUANHEGEFAMENZHIJIANYOUWUXIELOU、FUSHIDENGQINGKUANG。

2.定期检查

ZHENDUIYIXIEBUXUYAOMEITIANJIANCHADEYIBIAO,YAOGEYIDUANSHIJIANDINGSHIJIANCHA。DINGQILINGDIANJIANCHA,YOUYUBIANSONGQIYOUERCIFAHUOSANFAZU、WUFAZU,SUOYILINGDIANJIANCHAHENFANGBIAN,BUXUYAOTAIDUOSHIJIAN。DANSHIYONGZAIKONGZHIXITONGZHONGDEBIANSONGQI,BUGUANJIANCHASHIJIANDUODUAN,RENGXUYAOBAZIDONGGAIWEISHOUDONGKONGZHI,SUOYIZHEIZHONGYIBIAODEHUILINGZHOUQIKEZHANGXIE。YOUYUZHEIXIEJIANCHAXUYAOCHAICHUJIETOUJIANCHASHEBEI,BIJIAOMAFAN,YINCIRUMEIYOUYICHANGXIANXIANG,JIANCHAZHOUQIKEYISHIDANGZHANGYIXIE。

DINGQIJINXINGPAIWU、PAININGHEFANGKONG。

定期对易堵介质亚博足球app的引压管进行吹扫,灌隔离液等。

DINGQIJIANCHABIANSONGQILINGBUJIANWANZHENGWUQUE,WUYANZHONGXIUSHI、SUNHUAI;MINGPAI、BIAOSHIQINGXIWUWU;JINGUJIANBUDESONGDONG,JIECHAJIANJIECHULIANGHAO,DUANZIJIEXIANLAOGU。

DINGQIXIANCHANGCELIANGXIANLU,BAOKUOSHURU、SHUCHUHUILUSHIFOUWANHAO,XIANLUYOUWUDUANKAI、DUANLUQINGKUANG,JUEYUANSHIFOUKEKAODENG。

亚博足球app BIANSONGQIZAIYUNXINGSHI,QIQIAOTIBIXULIANGHAOJIEDI。YONGYUBAOHUXITONGDEBIANSONGQI,YINGYOUYUFANGDUANDIAN、DUANLU、HUOSHUCHUKAILUDECUOSHI。

亚博足球app ZAIDONGJIJIEYINGJIANCHAYIBIAOQUYUANGUANXIANBAOWENBANRE,YIMIANQUYUANGUANXIANHUOBIANSONGQICELIANGYUANJIANBEIDONGSUNHUAI。

注意事项

 

亚博足球app (1)FANGZHIBIANSONGQIYUFUSHIXINGHUOGUOREDEJIEZHIJIECHU; 

亚博足球app (2)FANGZHIZHAZIZAIDAOGUANNEICHENJI; 

(3)CELIANGYETIYALISHI,QUYAKOUYINGKAIZAILIUCHENGGUANDAOCEMIAN,YIBIMIANCHENDIANJIZHA; 

(4)CELIANGQITIYALISHI,QUYAKOUYINGKAIZAILIUCHENGGUANDAODINGDUAN,BINGQIEBIANSONGQIYEYINGANZHUANGZAILIUCHENGGUANDAOSHANGBU,YIBIANJILEIDEYETIRONGYIZHURULIUCHENGGUANDAOZHONG;

(5)DAOYAGUANYINGANZHUANGZAIWENDUBODONGXIAODEDIFANG;

(6)CELIANGZHENGQIHUOQITAGAOWENJIEZHISHI,XUJIEJIAHUANCHONGGUAN(PANGUAN)DENGLENGNINGQI,BUYINGSHIBIANSONGQIDEGONGZUOWENDUCHAOGUOJIXIAN;

(7)DONGJIFASHENGBINGDONGSHI,ANZHUANGZAISHIWAIDEBIANSONGQIBIXUCAIQUFANGDONGCUOSHI,BIMIANYINYAKOUNEIDEYETIYINJIEBINGTIJIPENGZHANG,DAOZHISUNHUAI;

(8)CELIANGYETIYALISHI,BIANSONGQIDEANZHUANGWEIZHIYINGBIMIANYETIDECHONGJI(SHUICHUIXIANXIANG),YIMIANCHUANGANQIGUOYASUNHUAI;

(9)JIEXIANSHI,JIANGDIANLANCHUANGUOFANGSHUIJIETOU(FUJIAN)HUORAOXINGGUANBINGNINGJINMIFENGLUOMAO,YIFANGYUSHUIDENGTONGGUODIANLANSHENLOUJINBIANSONGQIQIAOTINEI。

此文关键字:如何,提升,压力,变送器,的,使用,寿命,压力,
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