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300070。6000×104/L。TU991.2A1673-9353201604-0006-05doi10.3969/j.issn.1673-9353.2016.04.002ResearchonremovalefficiencyofexcessalgaerawwaterbyconventionalwatertreatmentprocessZhangQuanZhangYanZhengTaoTianjinWaterSupplyManagementBureauTianjin300070ChinaAbstractInviewoftheexcessalgaeinLuanheRiverthetreatmentcapacityforvariedalgalcelldensityofLuanheRiverbyconventionalwatertreatmentprocesswasdiscussed.Theresultsshowedthatundertheconditionsofensuringthetreatedwaterqualitytheprocessinglimitofalgaewas6×107cell/LfortherawwaterofLuanheRiverbyconventionaltreatmentmethod.Finallysomesuggestionswereputforwardfortheimprovementofalgaeremovalefficiencyinwaterworks.KeywordswatertreatmentalgaeLuanheRiver108/La100μg/L。。“--”。。1、。6000~30000×104/L。22.130000×104/L。156000~18000×104/LpH。11~31∶14~6HCA0.2mg/L。6000~18000·6·10420168WATERTECHNOLOGYVol.10No.4Aug.2016×104/LpHpH。16000×104/L1.5NTU。HCAHCAHCA。16000×104/LTab.1Testdataofcoagulantdosingwithalgaedensityof6×107cell/L123456/×104/L600060006000600060006000/NTU10.310.310.310.310.310.3pH8.618.618.618.618.618.61/mg·L-1303540303540/mg·L-1151515151515HCA/mg·L-1---0.20.20.2/NTU1.31.00.91.10.90.7pH7.417.367.317.407.377.3428000×104/LTab.2Testdataofcoagulantdosingwithalgaedensityof8×107cell/L123456/×104/L800080008000800080008000/NTU15.315.315.315.315.315.3pH8.618.618.618.618.618.61/mg·L-1303540303540/mg·L-1151515151515HCA/mg·L-1---0.20.20.2/NTU3.72.82.52.21.81.4pH7.687.677.667.637.607.574、5、61、2、3310000×104/LTab.3Testdataofcoagulantdosingwithalgaedensityof10×107cell/L123456/×104/L100001000010000100001000010000/NTU16.516.516.516.516.516.5pH8.008.008.008.008.008.00/mg·L-1101520253035/mg·L-1101010101010HCA/mg·L-1---0.20.20.2/NTU3.82.92.72.42.32.0pH7.627.607.597.567.457.404、56415000×104/LTab.4Testdataofcoagulantdosingwithalgaedensityof15×107cell/L123456/×104/L150001500015000150001500015000·7·201681044Continue123456/NTU13.413.413.413.413.413.4pH7.997.997.997.997.997.99/mg·L-1101520253035/mg·L-1101010101010HCA/mg·L-1---0.20.20.2pH7.607.577.527.507.477.47/NTU5.44.23.12.92.02.04、56518000×104/LTab.5Testdataofcoagulantdosingwithalgaedensityof18×107cell/L123456/×104/L180001800018000180001800018000/NTU16.216.216.216.216.216.2pH7.897.897.897.897.897.89/mg·L-151015202530/mg·L-1101010101010HCA/mg·L-1---0.20.20.2/NTU5.14.53.72.11.71.7pH7.557.557.547.497.487.4725≥8000×104/LHCA。199812000×104/L。2.2“+++”1m3/h1。3。6000×1048000×104/L。原水水箱絮凝池预氧化池斜管沉淀池出水砂滤池絮凝剂取样点1预氧化剂取样点2取样点31Fig.1Flowchartofpilottest2.2.1①8000×104/L3。11∶14015mg/L。21.0mg/L30min3.0mg/L15min。1∶13015mg/L。31.0mg/L30min3.0mg/L15min。1∶14015mg/L。②6000×104/L。·8·104201681∶1330+830+1540+15mg/L。2.2.2。①8000×104/L68000×104/L。68000×104/L3pH、、、、《》GB5749—200697%。。。68000×104/LTab.6Treatmentefficiencywithalgaedensityof8×107cell/L123《》GB5749—2006pH8.017.417.836.588.07.336.58.5/NTU11.310.1713.50.1311.90.11/20545580<515/mg·L-1—————<0.050.2/mg·L-1—————0.0660.3/mg·L-15.71.3——13.31.23>65/mg·L-1—0.145———0.0750.06/mg·L-1—0.127———0.080.06②6000×104/L。76000×104/L。1.0mg/L30min3.0mg/L15min。1∶1330+830+1540+15mg/L。76000×104/LTab.7Treatmentefficiencywithalgaedensityof6×107cell/L123《》GB5749—2006/NTU15.114.911.850.70.570.580.10.10.131pH7.5268.005—7.3337.3956.596.5~8.53022.5—<5<5515/mg·L-14.76718.45—1.91.450.80.10.225—3/mg·L-10.0142——0.02·9·201681047Continue123《》GB5749—2006/mg·L-10.0510.0421—0.06/mg·L-10.0560.0503—0.0676000×104/L3pH、、、《》GB5749—2006。36000~8000×104/L、pH、、《》GB5749—2006、。6000×104/L。6000×104/L《》GB5749—2006。4Ⅲ。16000~8000×104/LⅢ。①。②。1∶14015mg/L。③。28000~12000×104/LⅡ。①。。②。③1∶1。312000×104/L、Ⅰ。①、。②。③。、、、。1CJJ58—2009、S.2GB5749—2006S.1983-。E-maileri_zhang139@163.com2016-06-07·01·10420168
本文标题:常规水处理工艺应对高藻原水去除效果研究
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