發布時間:2020-12-29 作者:江蘇格納環境工程有限公司 點擊次數:33902
碟(die)管式反滲透DTRO系統處(chu)理效果不依賴于預處(chu)理工藝,開放式流道(dao)可處(chu)理含膠體及(ji)懸(xuan)浮(fu)物(wu)較多的廢水(shui);膜(mo)(mo)組件流程(cheng)短(duan),流道(dao)寬,特殊的水(shui)力(li)條件使液體在膜(mo)(mo)柱內形成湍流,大程(cheng)度(du)上(shang)減少(shao)了膜(mo)(mo)表面結垢、污染(ran)及(ji)濃差極化的現象。
DTRO膜的日常維護注意事項
1、定期檢(jian)查垃圾(ji)滲濾液水質(zhi)
垃圾滲濾液水質波動較大,在處理過(guo)程中需要對(dui)原水水質定(ding)期進行分(fen)析(xi)檢查
2、定期檢查單支膜組(zu)件(jian)產水水質(zhi)
DTRO膜(mo)(mo)組件均采用(yong)并(bing)聯模(mo)式,在正常(chang)運行(xing)(xing)過程中一般產(chan)水(shui)(shui)電導(dao)變化不大(da),運行(xing)(xing)過程中如(ru)發(fa)現產(chan)水(shui)(shui)外(wai)(wai)排(pai)電導(dao)升高的(de)情(qing)(qing)(qing)況(kuang),可(ke)進(jin)行(xing)(xing)單支(zhi)膜(mo)(mo)組件產(chan)水(shui)(shui)電導(dao)率檢查,如(ru)出(chu)現電導(dao)率比(bi)外(wai)(wai)排(pai)電導(dao)高的(de)情(qing)(qing)(qing)況(kuang)可(ke)視情(qing)(qing)(qing)況(kuang)進(jin)行(xing)(xing)單支(zhi)膜(mo)(mo)組件隔(ge)離,并(bing)進(jin)行(xing)(xing)拆開(kai)檢查,一般為O型圈脫出(chu)或者膜(mo)(mo)片破(po)損情(qing)(qing)(qing)況(kuang),進(jin)行(xing)(xing)更換后(hou)可(ke)恢(hui)復膜(mo)(mo)組件性能
3、定期清洗
DTRO膜組(zu)件在運(yun)行過(guo)(guo)(guo)程中不可避(bi)免會(hui)出現污(wu)染(ran)的(de)情(qing)況,因此需要(yao)清(qing)(qing)(qing)(qing)(qing)洗(xi)(xi),清(qing)(qing)(qing)(qing)(qing)洗(xi)(xi)的(de)方式一般(ban)采用(yong)(yong)(yong)化(hua)學(xue)清(qing)(qing)(qing)(qing)(qing)洗(xi)(xi),可采用(yong)(yong)(yong)DTRO膜清(qing)(qing)(qing)(qing)(qing)洗(xi)(xi)劑進(jin)行在線(xian)清(qing)(qing)(qing)(qing)(qing)洗(xi)(xi)即可恢復通量,在清(qing)(qing)(qing)(qing)(qing)洗(xi)(xi)過(guo)(guo)(guo)程一般(ban)控制(zhi)溫度在35℃,循環浸泡(pao),化(hua)學(xue)清(qing)(qing)(qing)(qing)(qing)洗(xi)(xi)時(shi)間(jian)一般(ban)為2小時(shi),如果污(wu)染(ran)特別(bie)嚴重可適當(dang)延長清(qing)(qing)(qing)(qing)(qing)洗(xi)(xi)時(shi)間(jian),清(qing)(qing)(qing)(qing)(qing)洗(xi)(xi)過(guo)(guo)(guo)程是一個(ge)專業維護的(de)過(guo)(guo)(guo)程,需要(yao)操作人員嚴格按照(zhao)清(qing)(qing)(qing)(qing)(qing)洗(xi)(xi)操作規程進(jin)行清(qing)(qing)(qing)(qing)(qing)洗(xi)(xi),以保證(zheng)膜組(zu)件的(de)使用(yong)(yong)(yong)壽命