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:34319
碟(die)管式反(fan)滲透DTRO系統處(chu)(chu)理(li)效果不(bu)依(yi)賴于預(yu)處(chu)(chu)理(li)工藝,開放式流道(dao)可處(chu)(chu)理(li)含(han)膠體及懸浮物較多的(de)廢水;膜(mo)組件(jian)流程短,流道(dao)寬,特殊的(de)水力條件(jian)使液體在(zai)膜(mo)柱內形成(cheng)湍流,大程度上減少(shao)了膜(mo)表面結垢、污(wu)染及濃差極化的(de)現象(xiang)。
DTRO膜的日常維護注意事項
1、定期檢(jian)查垃(la)圾滲(shen)濾(lv)液水質
垃圾(ji)滲濾液水(shui)質(zhi)波(bo)動較大,在處理過程中需要對(dui)原水(shui)水(shui)質(zhi)定期進(jin)行分(fen)析(xi)檢查(cha)
2、定期檢查單支膜組件產水(shui)水(shui)質
DTRO膜組件均采用并聯模式(shi),在(zai)正常運行(xing)(xing)過程(cheng)(cheng)中一(yi)般(ban)產水電(dian)導(dao)變化不大(da),運行(xing)(xing)過程(cheng)(cheng)中如發現產水外排(pai)電(dian)導(dao)升高的情(qing)(qing)況(kuang),可進(jin)(jin)行(xing)(xing)單支(zhi)膜組件產水電(dian)導(dao)率(lv)檢(jian)(jian)查,如出(chu)現電(dian)導(dao)率(lv)比外排(pai)電(dian)導(dao)高的情(qing)(qing)況(kuang)可視情(qing)(qing)況(kuang)進(jin)(jin)行(xing)(xing)單支(zhi)膜組件隔(ge)離,并進(jin)(jin)行(xing)(xing)拆開檢(jian)(jian)查,一(yi)般(ban)為O型(xing)圈(quan)脫出(chu)或者膜片破損情(qing)(qing)況(kuang),進(jin)(jin)行(xing)(xing)更(geng)換后可恢復膜組件性(xing)能
3、定期清洗
DTRO膜組件(jian)在(zai)(zai)運行(xing)過(guo)程中不可(ke)(ke)避免會出現污(wu)染的(de)(de)(de)情況,因(yin)此需要(yao)清洗(xi)(xi)(xi)(xi)(xi),清洗(xi)(xi)(xi)(xi)(xi)的(de)(de)(de)方式一(yi)般(ban)(ban)采用化(hua)學清洗(xi)(xi)(xi)(xi)(xi),可(ke)(ke)采用DTRO膜清洗(xi)(xi)(xi)(xi)(xi)劑進(jin)行(xing)在(zai)(zai)線(xian)清洗(xi)(xi)(xi)(xi)(xi)即可(ke)(ke)恢復通量,在(zai)(zai)清洗(xi)(xi)(xi)(xi)(xi)過(guo)程一(yi)般(ban)(ban)控制溫度在(zai)(zai)35℃,循環浸泡,化(hua)學清洗(xi)(xi)(xi)(xi)(xi)時(shi)間一(yi)般(ban)(ban)為2小時(shi),如果污(wu)染特別嚴(yan)重可(ke)(ke)適當延(yan)長(chang)清洗(xi)(xi)(xi)(xi)(xi)時(shi)間,清洗(xi)(xi)(xi)(xi)(xi)過(guo)程是一(yi)個專業維護的(de)(de)(de)過(guo)程,需要(yao)操(cao)作人員嚴(yan)格(ge)按照清洗(xi)(xi)(xi)(xi)(xi)操(cao)作規程進(jin)行(xing)清洗(xi)(xi)(xi)(xi)(xi),以(yi)保證(zheng)膜組件(jian)的(de)(de)(de)使用壽命