北京11选5


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锅炉汽包液位

压力变送器技术知识•时间:2019-08-01 16:33  

保持锅炉汽包液位在正常范围内是锅炉运行的一项重要的安全性指标。由于负荷、燃烧工况及给水流量的变化,汽包液位会经常变化。众所周知,液位过高或急剧波动会引起蒸汽品质恶化和带水,造成受热面结盐,严重时会导致汽轮机水冲击振动、叶片损坏;液位过低会引起排污失效,炉内加药进入蒸汽,甚至引起下降管带汽,影响炉水循环工况,造成炉管大面积爆破。由于汽包液位测量和控制问题而造成的上述恶性事故的情况时有发生,严重影响火电厂运行的安全性。

北京11选5       GUOLUYUNXINGZHONG,WOMENSHITONGGUOYEWEICELIANGXITONGLAIJIANSHIHEKONGZHIQIBAOYEWEIDE。DANGQIBAOYEWEICHAOCHUZHENGCHANGYUNXINGFANWEISHI,BAOJINGXITONGJIANGFACHUBAOJINGXINHAO,BAOHUXITONGJIANGLIJICAIQUBIYAODEBAOHUCUOSHI,YIQUEBAOGUOLUHEQILUNJIDEANQUAN。YINCI,GUOLUQIBAOYEWEIJILIANGXITONGSHIJIZUANQUANYUNXINGDEJIDUANZHONGYAODEXITONG。

影响汽包液位变化的因素

  GUOLUZAIYUNXINGZHONG,YEWEISHIJINGCHANGBIANHUADE。YINQIYEWEIFASHENGBIANHUADEYUANYINZHUYAOSHIGUOLUDEWAIRAOHENEIRAO。DANGCHUXIANWAIRAOHENEIRAOSHI,JIANGSHIZHENGFASHEBEIDEWUZHIPINGHENGGUANXI(JIZHENGFALIANGYUJISHUILIANGZHIJIANDEPINGHENGGUANXI)FASHENGPOHUAI,HUOZHEGONGZHIZHUANGTAIFASHENGBIANHUA(DANGGUOLUYALIBIANHUASHI,SHUIHEZHENGQIDEBIRONGFASHENGBIANHUA),CONGERZAOCHENGQIBAOYEWEIFASHENGBIANHUA。QIBAOYEWEIBIANHUADEJULIECHENGDU,BUJINYURAODONGLIANGDEDAXIAOYOUGUAN,ERQIEHAIYURAODONGSUDUYOUGUAN。

北京11选5   GUOLUQIBAOYEWEICELIANGXITONGDEJIBENYAOQIU

北京11选5   GENJUGUOLUQIBAOYEWEICELIANGDEZHONGYAOXINGHECELIANGJISHUDETEDIAN,GUOLUQIBAOYEWEICELIANGXITONGZHISHAOYINGMANZUXIALIEJIBENYAOQIU:

  1.ZHUNQUEXINGHAO

  ZHONGSUOZHOUZHI,GUOLUQIBAOYEWEIXIANGDUIZHUZHENGQIYALI、WENDUZHEILEICANSHUERYAN,BINGBUSHIXUYAOJINGQUEKONGZHIDECANSHU,YIBANQINGKUANGXIA,ERGEQIBAOYEWEICELIANGSHIZHIPIANCHAZAI30mmYINEISHIKEYIJIESHOUDE。ERZAIZHENGCHANGTIAOJIANXIABAOCHIZHEIYANGDEJINGQUEDUBUSHISHIFENKUNNANDE。DANSHI,YOUYUQIBAOSHUIWEICELIANGDUIXIANGSHIFENFUZA,ERQIBAOSHUIWEICELIANGCAIYONGDELIANTONGGUANSHIHUOCHAYASHICELIANGYUANLI,SHIDEQIBAOYALIHECELIANGCANBITIAOJIANBIANHUASHIHUIZAOCHENGYUANYUANCHAOCHUSHANGSHUYAOQIUDEFEICHANGDADEWUCHA。SUOYIZHANGQIYILAI,BAOZHENGQIBAOSHUIWEICELIANGZHUNQUEXINGYIZHISHIBAIZAIWOMENMIANQIANDEYIGENANDIANHEGUANJIANWENTI。GUANGZHOUXISENZIDONGHUAKONGZHISHEBEIYOUXIANGONGSITONGGUOCHAYASHICELIANGYUANLIJIEJUELEZHEIYINANDIAN!

北京11选5   2.WEIHUXINGHAO

北京11选5   GUOLUQIBAOYEWEICELIANGXITONGDEWEIHUYINGJIANDAN、WEIHUGONGZUOLIANGYINGJINKENENGSHAO,ERQIEYINGBIANYUJINXINGZAIXIANSHIJISHUIWEIXINHAODEBAOHULIANDONGSHIYANDENG。

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