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106 陈文中1,付 强21.湛江电力有限公司,广东湛江 5240992.广东电力科学研究院,广东广州 510600[ ] 针对湛江奥里油电厂含油废水的特性,通过试验最终确定采用萃取法对其进行处理。介绍了湛江奥里油发电厂含油废水处理系统及工艺流程,该工艺所选萃取剂为0号柴油,辅以专配添加剂,采用BZH型含油废水处理设备。在含油废水中普通矿物油浓度小于或等于10%及奥里油浓度小于或等于5g/L时,处理后的废水可达标排放。[ ] 奥里油发电厂;水处理;萃取;含油废水;除油[] TM621.8[] B[] 1002-3364(2009)07-0106-04[DOI] 10.3969/j.issn.1002-3364.2009.07.106APPLICATIONOFEXTRACTIONMETHODINTREATMENTOFOILYWASTEWATERINTHERMALPOWERPLANTCHENWen-zhong1,FUQiang21.ZhanjiangElectricPowerCoLtd,Zhanjiang524099,GuangdongProvince,PRC2.GuangdongElectricPowerScienceResearchInstitute,Guangzhou510600,GuangdongProvince,PRCAbstract:DirectingagainstthecharactorsofoilywastewaterinZhanjiangOrimulsionOilFiredPowerPlant,throughtest,itisfinallydeterminedtouseextractionwethodfortreatmentoftheoilywastewa-ter.ThetreatmentsystemandtechnologicalprocessforoilywastewaterinZhanjiangOrimulsionOilFiredPowerPlanthavebeenpresented.Theextractantselectedforsaidtechnologyisdieseloilno.1,supplementingwithaspeciallypreparedadditive,andadoptingBZHtypetreatmentequipmentforoilywastewater.Underconditionthattheconcentrationofcommonmineraloilisequaltoorlessthan10%,ortheconcentrationoforimulsionoilisequaltoorlessthan5g/L,thewastewateraftertreat-mentcanattaintherequiredstandardfordischaging.Keywords:watertreatment;extraction;oilywastewater;deoiling;orimulsionoilfiredpowerplant: 2008-12-12: (1973-),,1995,,。E-mail:zjcarbon@163.com (2×600MW)1、2。4×600MW,2×5m3/h。,。107 :10%,5g/L。:、、COD《》(DB44/26-2001)(≤100mg/L,()≤8.0mg/L,CODCr≤110mg/L)。1 (Orimusion),(Orinoco)(),29%~30%、0.1%~0.2%0.03%~0.05%。,,,,10μm,[1]。,,,;,,,。,。()1。1 ()[2]①/MJ·kg-130.1329.9029.00~31.0042.10/MJ·kg-127.8727.6027.00~29.0040.10/μm8.5810.008.00~15.00/%0.220.200.12~0.200.10/%28.629.327.0~30.00.2(20℃)/g·cm-31.0091.0100.990~1.0200.995①()2 10%(),。5g/L,、(400)。、、、、、、、、、、、、,、、(),、、、、、,,[3]。:,,(),(0~5g/L),。,、、、。:(1)[4,5],;(2);(3),,。:,,,,[6]。,,。,。,。3 ,,,。()(),[7]。,,。,:(1)选择性好 ,,,。(2)分层效果好 ,,()。108 (3)易回收 ,,。(4)其它要求 ,、、、。:、、、、(1)。 1 ,,。0、、、,0。(),,()0(2、3)。0:0.85g/cm3,65℃,1.3mm2/s,(4)5min。2 0()5g/L3 05g/L 4 ,BZH(+0)()(5),,(2)《》(DB44/26-2001)。5 109 2 mg/LCODCr5g/L3.51031.5,0,,,。0、、、、,。BZH,4 4.1 BZH。,。(1)运行模式1(图6) ,(100mg/L)。:,,()。,,。,,。,(5m3/h)(10m3/h)。6 1(2)运行模式2(图7) ,(5g/L)。11,。,2,,。,。7 24.2 ,、、,、。:(1),。(2)。()0~100%0~5g/L,《》(DB44/26-2001)。(3),。(4),,;,(),。(5),(160m2)。BZH3。 3 BZH①mg/LCODCr10%13.81033.510%24.61038.05g/L16.820.740.55g/L24.613.534.510%+5g/L17.11033.010%+5g/L25.71043.5①(113)113 ,2.8%~4.4%(4)。4 %SO314.0±0.224.213.35210.2±0.89.954.403.4 2,5,5。,l、22.0mg/L8.0mg/L,,5。5 /mg·L-1/mg·L-1/mg·L-1/%/%11.972.08,2.01,2.06,2.04,2.122.062.119428.668.62,8.70,8.75,8.77,8.698.710.68105 ,±5%,,94%105%,。4 (1),,,,。,,,,。(2),。。(109)4.3 350,(、、)1.5。[ ][1] ,.[M].,2007.[2] ,.[J].,2000,6(2):120-123.[3] .[J].,1997(2).[4] ,.[J].,1998,17(9).[5] ,,.[J].,1999(5).[6] ,,,.[J].,2003,21(3):15-18.[7] ,.[J].,1995,24(4).
本文标题:萃取法在火电厂含油废水处理中的应用陈文中
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