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关键词:换热器板片,换热器胶垫,换热器机组,板式换热器

结垢可导致传热设备的传热系数降低换热器机组

结垢可导致传热设备的传热系数降低换热器机组

发布日期:2016-05-19 00:00 来源:http://wallsinn.com 点击:

  换热器机组一、板式换热器胶垫原因:结垢可导致传热设备的传热系数降低,严重时还会堵塞板片通道。板式换热器的板片设计有大量的支承点,旨在对介质起扰流( 使介质紊流以提高传热系数) 和承压支承作用, 是固体杂物和纤维容易集聚的地方, 其副作用是使流体形成了局部的滞流而生成污垢积瘤, 介质中的钙镁离子在适宜的温度析出后很容易在积瘤上附着长大,形成蜂窝状的垢样。

  ER、XINGNENGTEDIAN   

  1)HUANRELIANGGAO,CHUANREXISHUKZHIZAI3000~8000 W/(m2·K)FANWEI,GAOYUQITAHUANREQIXINGSHI。   

  2)BANSHIHUANREQIJUYOUHENGAODECHUANREXISHU,JIUJUEDINGLETAJUYOUJIEGOUJINCOU、TIJIXIAODETEDIAN,ZAIMEILIFANGMITIJINEIKEYIBUZHI250PINGFANGMIDECHUANREMIANJI,DADAYOUYUQITAZHONGLEIDEHUANREQI。   

  3)BANSHIHUANREQIHAIJUYOUZUZHUANGLINGHUO,CHAIXIEQINGXIFANGBIANDETEDIAN,KEYIYONGZENGJIANBANPIANSHULIANGLAIBIANHUANHUANREMIANJI,YISHIYINGREFUHEDEBIANHUA。ZAITONGYANGYITAIHUANREQINEI,DUIYUJIAOCHUNJINGLIUTI,HAIKEYIYONGZENGJIALIUCHENGSHULAITIGAOBANJIANLIUSUDEZUOFA,YIQIUDADAOHENGAODECHUANREXISHU。      

  4)YOUYUZAIBANSHIHUANREQILENG、REJIEZHIJIANCAIYONGLIANGDAOMIFENG,BINGZAILIANGDAOMIFENGJIANKAIKONGYUDAQIXIANGTONG,KEYIYOUXIAODEBIMIANLIANGZHONGJIEZHIDEHUNHE。   

  SAN、FENLEIBANSHISHUIJIAREQIGENJUBANSHILEIXINGBUTONGZHUYAOFENWEI:BOWENBANBANSHISHUIJIAREQI,LUOXUANBANBANSHISHUIJIAREQIDENG。 1. BANSHIHUANREQIXUANYONGKONGZHICANSHUWEIHUANREQICAIZHI、GONGZUOYALI、SHEJIWENDUDENG。 2. XUANYONGHUANREQISHI,YINGJINLIANGSHIHUANREXISHUXIAODEYICEDEDAODADELIUSU,BINGQIEJINLIANGSHILIANGLIUTIHUANREMIANLIANGCEDEHUANREXISHUXIANGDENGHUOXIANGJIN,TIGAOCHUANREXISHU。JINGHUANREQIJIAREDELIUTIWENDUYINGBIHUANREQICHUKOUYALIXIADEBAOHEWENDUDI10℃,QIEYINGDIYUERCISHUISUOYONGSHUIBENGDEGONGZUOWENDU。   

 

换热器机组


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