城市再生水回用技术在燃煤电厂中的应用

Vol36No6201055张宇龙1,2马骏彪2王凯军1彭桂云2(1,100084;2(),100035)将城市污水处理厂二级出水经深度处理可回用于电厂循环冷却水补充水锅炉补给水其他工业用水等,常采用的技术包括混凝澄清深层过滤石灰处理BAFUFROMBR等,给出了各种技术的典型工艺及工程实例,并指出了其选用的原则再生水回用电厂混凝澄清深层过滤石灰处理BAFUFROMBR,,,,:(BAF)(UF)(RO)(MBR)11.1,,,,,50%~60%,SS40%~60%,BOD530%~50%,CODCr25%~35%,5%~15%,40%~60%,HW1.2,,,70%~80%,SS70%~80%,BOD560%~70%,CODCr35%~45%,10%~20%,60%~80%;3~5NTU,SS5~10mg/L1.3,,,,,5NTU,SS10mg/L,BOD55mg/L,CODCr30mg/L,(CaCO3)250mg/L,5mg/L,1mg/LBOD5CODCr,++,,1.4BAF,,[1]pH,[2]BAF,CODBODCODBOD,BAF,CODCr50%~80%,90%1.5UFUF,,,56Vol36No62010,,UF,,UFUFSDI()3,0.4NTU,SS1mg/L,,RO1.6RO,RO,,TDS500~700mg/L,RO;TDS700mg/L,RO+UF+RO,RO!95%,98%RO,SDI4,SDI5,ROUF1.7MBRMBR,,8~12g/L,,,,UF,,MBR,RO,22.1211++(2∀1000MW)(CODCr186~40mg/LBOD5146~216mg/LNH3#N116~612mg/L),(CODCr30mg/LBOD510mg/LNH3#N5mg/L),(SS10mg/L5mg/L),,ClO2,4200m3/h,20074,CODCr20mg/LBOD55mg/LNH3#N3mg/L,212+HW+,HW,:∃∃HW∃∃∃,HW,1500m3/h,PAM,PAM,,SS,,,20089,CODBODNH3#N,1NTU2.2BAF+(2∀670MW),3200m3/hOrbalCODBODNH3#N,,BAF+++20095,2.3231+UF+ROVol36No6201057,2∀660MW,,,,:∃∃∃∃∃∃∃∃∃∃∃(UFSDI301NTU,RO98%),320m3/h,,200812232MBR(2∀300MW)MBR,:∃∃∃∃∃∃∃,[3]33.1(1)1/,,,,BAFCODBODUF,ROROMBR,;++,BAF+++CODBOD,+UF+RO,;,3.2,BAFMBR,,,,,MBR,,,UF+RO,3.3++,,HW,BAF,,,,,UFRO,;,,MBR,,参考文献1,,..,2002,22(8):19~212,,..,2006,(4):43~453,..,2006,(3):64~66%Email:[e-mail]:20100125