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液氨蒸发器控制系统的工作规律

发布时间:2018-07-20 00:00:00 点击次数:1972次

在正常工况下,由温度控制器操纵阀门进行温度控制;而当出现非正常工况,引起氨的液位达到上限限时,被冷却物料的出口温度即使仍偏高,但此时温度的偏离暂成为次要因素,而保护液氨蒸发器的压缩机不致损坏已上升为主要矛盾,于是液位控制器应取代温度控制器工作。

众鑫棋牌YEANZHENGFAQISHIYIGEHUANRESHEBEI。TASHILIYONGYEANDEQIHUAXUYAOXISHOUDALIANGRELIANG,YICILAILENGQUELIUJINGGUANNEIDEBEILENGWULIAO。ZAISHENGCHANSHANG,WANGWANGYAOQIUBEILENGQUEWULIAODECHUKOUWENDUWENDING,ZHEIYANGJIUGOUCHENGLEYIBEILENGWULIAOCHUKOUWENDUWEIBEIKONGBIANLIANG,YIYEANLIULIANGWEICAOZONGBIANLIANGDEKONGZHIFANGAN,ZHEIYIKONGZHIFANGANYONGDESHIGAIBIANCHUANREMIANJILAIDIAOJIECHUANRELIANGDEFANGFA。YINYEWEIGAODUHUIYINGXIANGHUANREQIDEJINRUNCHUANREMIANJI,YINCI,YEWEIGAODUJIJIANJIEFANYINGLECHUANREMIANJIDEBIANHUAQINGKUANG。YOUCIKEJIAN,YEANZHENGFAQISHIZHISHANGSHIYIGEDANSHURU(YEANLIULIANG)LIANGSHUCHU(WENDUHEYEWEI)XITONG。YEANLIULIANGJIHUIYINGXIANGWENDU,YEHUIYINGXIANGYEWEI,WENDUHEYEWEIYOUYIZHONGCULVEDEDUIYINGXING。TONGGUOGONGYIDEHESHISHEJI,ZAIZHENGCHANGGONGKUANGXIADANGWENDUDEDAOKONGZHIHOU,YEWEIYEYINGGAIZAIYIDINGYUNXUQUJIANNEI。

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液氨蒸发器的控制系统:

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JINANKONGZHI:YEANDEYALISUIZHEWENDUDEZENGJIAERZENGJIA,KAOLVXIAYOUDEGONGKUANGHEANZHENGFAQIDEQIHUAZHUANGTAI,JINANDELIULIANGYAOKONGZHIZAIHELIDEFANWEINEI,SUOYIZAIJINANKOUYAOSHEZHIDIAOJIELIULIANGDEDIAOJIEFA,GENJUXIAYOUYALIDEBIANHUADIAOJIEJINANLIANG。WEILEFANGZHIYUDAOJINJIQINGKUANG,ZAIZHENGFAQIDEYEANJINKOUHAISHEZHILEQIEDUANFA,JINXINGQIEDUANYEANDEGONGJI。

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众鑫棋牌SHUIWEIKONGZHI:BAOZHENGYIDINGDEREMEIRONGLIANGSHILIANGHAOHUANREDEJICHU,DANGCHUXIANXIELOU、POSUNDENGFEIZHENGCHANGQINGKUANGDELIUSHIZHENGFA,HUIDAOZHIREMEIWENDUYICHANGSHENGGAO、SHUIXIANGYALICHAOYAPOHUAI、ANQIPANGUANYALIYICHANGSHENGGAODENGSHIGU,ZAOCHENGSUNSHIJIAODA,YINCIDUISHUIWEIYAOYANGEKONGZHI。

WENDUBAOJINGKONGZHI:ZHENGFAQIDEWENDUZAIZHENGCHANGQUJIANNEIYUNXING,DANGPIANLILEZHENGCHANGZHI(55±2.5℃)SHANGXIAXIAN(45-75℃)SHI,WENDUZIKONGXITONGHUIFACHUBAOJINGXINHAO,TONGSHIFACHUYEANJINKOUJINJIQIEDUANXINHAO。DAIGUZHANGCHULIHOUBAOJINGJIECHU。

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液氨在一定压力下气化时所需温度不高,致使冷热截体温差很大,所以液氨蒸发器采用蒸汽蛇管和夹套联用的换热方式,使液氨能够得到充分的汽化。


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