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冷凝器蒸发器在生产中容易被哪些介质污染损害?

作者: 时间:2019-04-09129 次浏览

GONGYESHENGCHANGUOCHENGZHONG,LENGNINGQIZUOWEIYIZHONGZHANGSHIJIANBUTINGYUNDEZHILENGHUANREFUZHUSHEBEI,YINWEISHENGCHANXUQIUDEBUTONG,SUOSHIYONGDEJIANGWENHUANREJIEZHIYEYOUSUOBUTONG,WANGWANGHUANREQI(LENGQUQI,LENGNINGQI,ZHENGFAQI)ZUIRONGYICHUXIANDEWENTIJIUSHINEIBUWUGOUDUSAIHEQIAOTIBEIFUSHIDEQINGKUANG,NEIME,JUTINAXIESHENGCHANJIEZHIRONGYIDAOZHILEISIDEWENTIDEFASHENGNI?

1、YILIZIHUOFENZIZHUANGTAIRONGJIEYUSHUIZHONGDEZAZHIWEIHAI

a、GAIYANLEI ZAISHUIZHONGDEZHUYAOGOUCHENGYOUCa(HCO3)2、CaCl2、CaSO4、CaSiO3DENG。GAIYANSHIZAOCHENGHUANREQIJIEGOUDEZHUYAOCHENGFEN。QIZHONG,CaSO4SHIYIZHONGZHIYING、JIEJINGXIMIDESHUIGOU,JIEGOUSONGSAN,FUZHELIXIAO,SHIYIZHONGBIJIAOSONGRUANDENIZHA,CONGSHUIZHONGFENLICHULAIDEJUYOULIUDONGXING,JISHIFUZHEZAISHOUREMIANSHANGYERONGYIQINGCHU。

b、MEIYAN ZAISHUIZHONGDEZHUYAOGOUCHENGYOUMg(HCO3)、MgCl2、MgSO4DENG。MEIRONGJIEZAISHUIZHONGHOU,ZAISHOUREFENJIEHOUSHENGCHENGMg(OH)2CHENDIAN,Mg(OH)2YESHINIZHASHISHUIGOU。RONGJIEZAISHUIZHONGDEMgCl2、MgSO4,ZAISHUIpH<7SHI,YOUYUSHUIJIEZUOYONGHUIZAOCHENGJINSHUBIDESUANXINGFUSHI。

c、NAYAN ZHUYAOGOUCHENGYOUNaCl、Na2SO4、NaHCO3DENG。NaClBUSHENGCHENGSHUIGOU,DANZAISHUIZHONGYOUYOULIYANGCUNZAI,HUIJIASUJINSHUBIDEFUSHI;Na2SO4DEHANLIANGGUOGAO,HUIZAIZHENGFAQIHOUDEFUJIANSHANGJIEYAN,YINGXIANGANQUANYUNXING;SHUIZHONGDENaHCO3ZAIWENDUHEYALIDEZUOYONGXIAHUIFENJIECHUNaCO3、NaOH、CO2,HUISHIJINSHUJINGLISHOUSUN。

2、RONGJIEYANGQITIDEWEIHAI

HUANREQIFASHENGFUSHIDEYUANYINHENDUO,DANFUSHIZUIYANZHONGDE、SUDUZUIKUAIDEHAISHIYANGQI。ZAIYUANZICIXUBIAOSHANG,TIEDEDIANWEIZAIQINGZHISHANG,ZAIBUHANYANGDEZHONGXINGSHUIZHONG,XITONGJINSHUBIAOMIANDETIEYUANZISHIQUDIANZICHENGERJIADELIZI(Fe-2e→Fe2+),Fe2+LIZIHESHUIZHONGDEOH-LIZIZAIJINGDIANYINLIZUOYONGXIAJIEHE[Fe2++2OH-→Fe(OH)2],BINGZAISHUIZHONGJIANLIXIALIEPINGHENG:

Fe2++2OH-=Fe(OH)2

DANGSHUIZHONGYOUYANGQICUNZAISHI,Fe(OH)2BEIJINYIBUYANGHUACHENGBURONGXINGDEQINGYANGHUATIECHENDIANCHULAI:

4Fe(OH)2+O2+2H2O→4Fe(OH)3↓

YOUYUFe(OH)3CHENDIAN,SHIYANGJIZHOUWEIDETIELIZIZHUANRUSHUIRONGYE,JIASULEFUSHIDEJINXING。

CONGSHANGMIANDEFANYINGKEYIKANCHU,SHUIHEYANGSHISHOUFUSHIDEBIYAOTIAOJIAN,YANGJIBUWEISHISHOUFUSHIDEBUWEI,YINJIBUWEISHIFUSHISHENGCHENGWUDUIJIDEBUWEI。DANGFUSHIZAIZHENGGEJINSHUBIAOMIANJIBENJUNYUNDIJINXINGSHI,FUSHIDESUDUJIUBUHUIHENKUAI,SUOYIWEIHAIXINGBUDA,ZHEIZHONGFUSHICHENGWEIQUANMIANFUSHI。DANGFUSHIJIZHONGYUJINSHUBIAOMIANDEMOUXIEBUWEISHI,ZECHENGWEIJUBUFUSHI。JUBUFUSHIDESUDUHENKUAI,RONGYIXIUCHUAN,KENGSHIZAIHUANREQIZHONGSHICHANGJIANDEJUBUFUSHI,SUOYIWEIHAIXINGHENDA。

3、YIJIAOTIZHUANGTAICUNZAIZAIDEZAZHIDUIHUANREQIDEWEIHAI

a、TIEHUAHEWU ZHUYAOCHENGFENSHIFe2O3,TAHUISHENGCHENGTIEGOU。DANGSHUIZHONGHANYOUTIEHUAHEWUJIAODUOSHI,SHUICHANGCHENGHUANGSE。

b、WEISHENGWU YOUYUKONGDIAOLENGQUEXUNHUANSHUIDESHUIWEN、RONGJIEYANG、YINGYANGWUDENGDUIWEISHENGWUTIGONGLEYOULIYUFANZHIDETIAOJIAN,WEISHENGWUJIANGDALIANGZISHENGFANZHI。WEISHENGWULAIYUANYUTURANGHEKONGQIZHONG,LENGQUEXUNHUANSHUIDEWENDUJIAOGAOSHI,JINGGUOLENGQUETAPUQI,HANYANGLIANGZENGJIA,ZAISHUIZHONGWANGWANGTOUJIALINSUANYANDENGYAOJI,ZHENGHAOSHIWEISHENGWUDEYANGLIAO,LENGQUETAYOUDADOUSHEYULUTIAN,RIGUANGZHAOSHELIYUZAOLEISHENGZHANG,WEISHENGWUDEFANZHIBUDANZUSAIBANPIANTONGDAO,YOUSHIHAIHUIDUSAIGUANLU,HAIHUISHIJINSHUFUSHI。

c、WUNI LENGQUEXUNHUANSHUIZHONGDEWUNI,LAIYUANYUKONGQIZHONGDECHENTUJIBUCHONGSHUIZHONGDEXUANFUWU。KONGQIHESHUIZAIDUILIUJIAOHUANGUOCHENGZHONG,DALIANGKONGQIZAITANEIJIESHOUXUNHUANSHUIPENLIN,SHICHENTUJINRUSHUIZHONG,ZHUJIANCHENJIZAILIUSUJIAODIDEHUANREQIZHONG。

d、ZHANGOU ZHUYAOSHIWEISHENGWUDEFENMIWUYUSHUIZHONGNISHA、FUSHICHANWU、JUNZAOCANHAIZHANJIEERCHENG,TAMENCHANGCHANGFUZHEZAIHUANREQIBIMIANSHANG,CHANSHENGGEZHONGYOUJISUAN,ZHEIZHONGSUANYEHUIYINQIFUSHI。

YINCI,HUANREQILIUTISHUIZHIYAOQIUFEICHANGZHONGYAO,ZAIYUNXINGGUANLIZHONG,YINGJIAQIANGZHONGSHI,PEIBEIYIXIEBIYAODEFANGGOU、FANGFUSHEBEI,YANZHANGSHEBEIDESHIYONGSHOUMING。

JIYUYISHANGJIDIAN,DAJIADUIZAISHENGCHANGUOCHENGZHONGHUANREQICHUXIANDELEISIQINGKUANGJIUKEYIPANDUANYUANYINLE。