UASBSBR处理皮革生产废水吴俊峰

UASB+SBR吴俊峰1,2　刘海成1　王现丽1(1.,467044;2.,430074):介绍了采用UASB+SBR工艺处理皮革生产废水的设计实例。运行结果表明:该工艺对COD、BOD5、SS的去处率分别可达到96.1%、94.8%、95.1%,出水浓度分别为126,74,125mgL。该工艺出水水质稳定且达到GB8978-1996《污水综合排放标准》皮革类二级标准。:皮革生产废水;处理;工艺设计TREATMENTOFTANNERYEFFLUENTWITHUASB-SBRWuJunfeng1,2　LiuHaicheng1　WangXianli1(1.HenanUniversityofUrbanConstruction,Pingdingshan467044,China;2.HuazhongUniversityofScienceandTechnologySchoolofEnvironmeutalScience&Engineering,Wuhan430074,China)Abstract:ThedesignandperformanceoftanneryeffluenttreatmentwithUASB-SBRareexpatiatedinthispaper.TheoperatingresultindicatesthattheremovalratesofCOD,BOD,andSScanreach96.1%,94.8%and95.1%,respectively.AndtheeffluentconcentrationsofCOD,BODandSSare126,74and125mgL,respectively.ThewaterquanlityofeffluentisstableandtheeffluentcanachieveⅡ-classcriteriafortanneryeffluentspecifiedin“SewageIntegratedDischargeStandard”(GB8978-1996).Keywords:tanneryeffluent;treatment;technologicaldesign　　、、,、、、、、。,。1　1　、,,、,。COD,SS,,ρ(BOD5)ρ(COD)0.48,。2000m3d,83.3m3h,2%,40m3d,33mgL,。GB8978-1996《》[1]。1。1　mgL(pH)ρ(COD)ρ(BOD5)ρ(SS)ρ()pH309014802410337.5～9.53001001501.56.0～9.02　2.1　污水处理工艺流程,,,。,,COD、BOD5,。,UASB+SBR。1。　　,28　　　200912276DOI:10.13205/j.hjgc.2009.06.010UASB,UASBSBR,。2.2　污水处理主要构筑物设计参数1)。1,40m3d,3.5m×3.5m×3.5m,0.3m1,IJ50-32-250D,6.0m3h,80m,11kW,,。2)。1,1.0m×0.5m×1.2m,10mm,。3)。,,,。0.1ms,0.5mm×0.5mm,360m。4)。1,83.5m3h,12h,20m×12m×4.5m,0.3m,3,21。80QW42-7-2.2,42m3h,7m,2.2kW。、、、、,,。,,。,,“”。,,,,。5)UASB。2,83.5m3h,COD4kg(m3·d),1200m3,11.0m×11.0m×7.0m,0.3m,0.35mh,14.4h。UASB,;。。6)。1,4.5m×15m×3.0m,83.5m3h,1h,1.5m×15m×3m;2.0h,3.0m×15m×3m,,。7)SBR。2,83.5m3h,15m×8.0m×5.5m,5.0m,3.2m,0.5m,0.1kg(kg·d),4000～6000mgL,8h,1,300m3h。500mm,。300m3h。SBR,、、、。3　3.1　工艺调试及运行效果,UASB,SBR。UASB2h2h,12h,3,,,、。,。COD,,,2。2　UASBSBR(mg·L-1)(mg·L-1)%(mg·L-1)%(mg·L-1)%%(mg·L-1)COD3210226329.554176.112676.796.1300BOD1415123312.937769.47480.494.8100SS253350280.233732.912562.995.1150341.595.6　　2,。0.72t。3.2　设计及调试运行经验,COD、,。,,,。。UASB29　　　200912276,,;,,,,,,。,SBR,。,SBR,,,。SBR,,。,,。UASB,、、,,。,,、,,。SBR,,。3.3　处理设施建成后对水环境的改善,。2000m3,300d,,COD1926ta75.6ta,96.1%,BOD5849ta44.4ta,94.8%,SS1519.8ta75ta,95.1%,20.4ta0.9ta,95.6%。4　1)UASB+SBR,COD、BOD、SS96.1%、94.8%、95.1%,126,74,125mgL,GB8978-1996。2)UASB、,,。3),,,,,。。[1]　GB8978-1996,[S].:,1996.　　467044　　E-mail　[e-mail]2008-11-24(117)3　、。,,、、。2,。4　4.1　关于声屏障的高度,,,,2.05m,3.05m。(),。,。4.2　关于高架桥梁声屏障的下延结构,,。,,。。,,。,。[1]　.300～350(、)[S].[2007]47.[2]　.TBT3122-2005,[S].　　710043　　　　[phone]E-mail　[e-mail]2009-06-0430　　　200912276