脫硫廢水零排放工藝 振動(dòng)膜+煙道蒸發(fā)課件

脫硫廢水零排放工藝振動(dòng)膜+煙道蒸發(fā)

DunwellVMATCo.,Ltd.2016copyrightreservedDunwellGroup常規(guī)零排放工藝機(jī)械蒸汽再壓縮循環(huán)蒸發(fā)技術(shù)+晶種法技術(shù)高效反滲透膜+MVR大通道蝶式膜技術(shù)+MVR電滲析+MVR2016copyrightreservedDunwellGroup常規(guī)處理法有一點(diǎn)事共通：必需軟化膜受不了MVR受不了2016copyrightreservedDunwellGroup如何減少蒸發(fā)？蒸發(fā)的運(yùn)行費(fèi)用和噸水投資非常高如何減少蒸發(fā)？先要明白卷式RO膜的限制：通道較窄剪切力不足2016copyrightreservedDunwellGroup溶解度2016copyrightreservedDunwellGroup卷式膜結(jié)垢通道較窄，易產(chǎn)生結(jié)垢2016copyrightreservedDunwellGroup結(jié)垢除硬脫硫廢水是高濃度游離狀的Ca2+、Mg2+、HCO3-需投入大量石灰水CaOH2和碳酸鈉Na2CO3軟化化學(xué)除硬增加單價(jià)鹽對(duì)整體濃縮比提高沒有幫助反而增加固廢、增加勞動(dòng)力振動(dòng)膜本身就是除硬的技術(shù)采用煙道霧化蒸發(fā)結(jié)晶2016copyrightreservedDunwellGroup結(jié)晶基礎(chǔ)理論粒狀結(jié)晶表面結(jié)晶2016copyrightreservedDunwellGroup震動(dòng)膜工作原理多層式平張薄膜一次性或批次式過濾2016copyrightreservedDunwellGroup

振動(dòng)膜設(shè)備外觀2016copyrightreservedDunwellGroup震動(dòng)膜設(shè)計(jì)流程2016copyrightreservedDunwellGroup產(chǎn)水外觀脫硫廢水

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清液出現(xiàn)物理性沉澱2016copyrightreservedDunwellGroup模擬與檢測(cè)比較進(jìn)水ug/g振動(dòng)膜模擬產(chǎn)水ug/g振動(dòng)膜實(shí)際產(chǎn)水ug/g振動(dòng)膜模擬濃水ug/g振動(dòng)膜實(shí)際濃水ug/gCa++1190410.522081207Mg++5540171051027910052Na+347013119163577709K+6382451.111691543Cl-168002602513109328035SO4--68401121058894COD1060181968448TDS347004577786985665342硬度258008045947844445122015/082016copyrightreservedDunwellGroup模擬與檢測(cè)比較進(jìn)水ug/g振動(dòng)膜模擬產(chǎn)水ug/g振動(dòng)膜實(shí)際產(chǎn)水ug/g振動(dòng)膜模擬濃水ug/g振動(dòng)膜實(shí)際濃水ug/gCa++20304922.849604600Mg++28004622.264678460Na+173035932245142530K+2524162.3578328Cl-117008074312484326300SO4--393035812976040CODS24900134011905094645500硬度1660031314839016463252016/012016copyrightreservedDunwellGroup應(yīng)用案例大唐國際克什克騰旗RO濃水提濃陜煤神木天元化工直接濃縮2016copyrightreservedDunwellGroup脫硫廢水中試

北京三河電廠現(xiàn)場(chǎng)振動(dòng)膜運(yùn)行和投資成本震動(dòng)膜運(yùn)行成本（噸）7kwh+￥7膜*設(shè)備投資（噸/時(shí)）￥*膜組壽命以3年為計(jì)算基礎(chǔ)2016copyrightreservedDunwellGroup自行開發(fā)軟件2016copyrightreservedDunwellGroup煙道霧化結(jié)晶6臺(tái)600MW機(jī)組2016copyrightreservedDunwellGroup新的工藝只需電耗振動(dòng)膜7kwh/m3振動(dòng)膜膜組損耗RMB7/m3煙道蒸發(fā)RMB5/m3平均低于RMB20/m32016copyrightreservedDunwellGroup效益採用振動(dòng)膜進(jìn)行廢水“零排放”減少除硬化學(xué)品減少固廢外排量減少蒸發(fā)能耗減少設(shè)備投資減少運(yùn)行成本2016copyrightreservedDunwellGroup振動(dòng)膜制造和售后服務(wù)2016copyrightreservedDunwellGroup200520062016copyrigh