富Ca2柠檬酸废水的处理

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(214024),Ca2+,ICCa2+,,Ca2+CODCa2+ICTreatmentofCitricAcidEffluentContainingRichCa2+WangJiangquanAbstractByemployingthepracticalprocessdataofsewagetreatmentplantwithinthreeyears,theinfluenceofCa2+toanaerobicandaerobicprocessesareanalyzed.Inprocesschoice,ICtowercansuitCa2+effluentnomatterwhetheranaerobicoraerobicprocessisused,therewillbenoinfluencetoCODremovalbyCa2+.KeywordsCitricacideffluentCa2+AnaerobicAerobicICreactiontower1,CaCO3,Ca2+,:11IC,,A2O2Ca2+Ca2+,Ca2+,:1,Ca2+6%,Ca2+,ICIC:2BIOPAQICIC(),,,CODBOD,65%75%,,,,61X,,19572,,©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(mgPL)IC(mgPL)(%)(mgPL)(%)(%)(m3)Ca2+(kg)11376117315482.35964.9523001588.62136412419480.56164.7726302000.13140212729563.85659.7926001841.341311109516430.16167.1928301881.751328126458353437.1225501094.0611731215-4548.15553.2724801653.971277101021577.14354.812280987.08122011109883.62027.572240507.1923552807-1917443825.9425002657.51010841120-3534.25250.7223001347.3111138102510478.75357.9326101425.8121101850.723412.65162.5226101143.4131079972.910433.85559.8026801444.81410391152-11506.35651.2722601459.315926.180014545.13241.141780453.7127812076630.34850.6924431409.4,,IC,,Ca2+Ca2+,VSSPTSS,CaCO3,,,Ca2+IC1,Ca2+630.3mgPL,,1,Ca2+48%,Ca2+,,,2:2(g)50(g)(g)500(g)900(g)(%)(%)CaCO3(%)46.5927.482015.3310.9059.076.750.381.5050.712015.3310.8862.277.752.847.2246.592017.1411.6098.785.763.041.1740.742017.0011.5899.085.061.67.731.571.570.830.5920.352.934.722.313.853.812.431.7517.363.840.62,Ca2+,,,pH7.58.0Ca2+CaCO3,,VSSPMLSS35%40%,,,,,,,PVC,,,(19)71©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(30A),,,,1000m2Pg,1825A,20605,,pH,pH(45),,,,(:2001-06-04)(17),,,,,33.120002000,332000(mgPL)IC(mgPL)(mgPL)(%)(%)(%)19884204022879.3688.8297.69210663171124783.9585.5697.68311162191929382.8184.7397.3849735192030080.2884.3896.9259652171228182.2683.5997.0968602140925183.6282.1997.0877217106322985.2778.4696.8388997164522581.7286.3297.5099331180422980.6787.3197.551010745199925081.4087.4997.671110369175925983.0485.2897.501210037161018283.9688.7098.199700171624882.3185.5697.443.2:,Ca2+CODICCa2+,,50%Ca2+CaCO3,(:2001-07-03)91