Flat sheet membrane equipment spiral-wound membrane equipment Ceramic membrane / Tube membrane equipment Hollow fiber membrane / MBR equipment Disk-tube membrane (DTRO) equipment Continuous ion-exchange(SMB)/Chromatographic separation equipment Forward osmosis(FO)/Continuous dialysis equipment Electrodialysis(ED)/ Bipolar membrane electrodialysis(BMED) equipment Customized experimental equipment Membrane selection and other Membrane performance testing equipment
Membrane separation Continuous ion-exchange / Chromatographic separation Electrodialysis(ED)/ Bipolar membrane electrodialysis(BMED) Equipment accessories / consumables Customized engineering equipment
Application area Engineering case Industry information Membrane separation technology
Service commitment Instructions to Customers Matters need attention
Application
煤化工廢水為典型難處理廢水,現(xiàn)有處理裝置經(jīng)過一級預處理、二級生化處理、三級混凝處,出水達到《鋼鐵工業(yè)水污染物排放標準》(GB13456-92) 的二級排放標準,出水用作熄焦用途。出水特點:色度、COD、SS、 油含量較高,所含有機物基本不能被微生物降解;硬度、含鹽量較高,傳統(tǒng)方法很難去除。
試驗裝置:
? 試驗時間 2008 年 2-8 月;
? 膜元件型號、數(shù)量 DK8040F2 支;
? 試驗裝置工藝 UF+NF。
試驗結果:
? 試驗周期 180 天
? 產水量 1-1.2 m3 / 小時
? 運行模式 24 小時連續(xù)運行
? 通量 15-18 LMH ? NF 回收率 90%
? COD 脫除率 >90%
? Mg 脫除率 95.8%
? Ca 脫除率 84.8%
? CIP: >30 天
納濾對水中有機物、總硬度、Ca2+、Mg2+ 等離子去除效果明顯,納濾裝置運行穩(wěn)定,達到預期效果。進水有機物、 含鹽量高、硬度、濁度高,納濾裝置運行穩(wěn)定,納濾膜有機物去除率、產水量、產水電導率、脫鹽率、膜壓差 等穩(wěn)定,沒有明顯變化,表明納濾膜沒有受到污染。
Contact Us
Unit 7-105, Building 5, No.7, Keng Ping Road, Jimei District, Xiamen, Fujian
0592-6375189
www.9st5cc.cn
Interactive Platform
Scan
Follow us