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气脉冲清洗技术在改善小区管网供水水质中的应用丁玉海1宋安坤2李永年1杜茂安2郭建勋1张辰刚1(1.,163453;2.,150090):分析了造成小区管网水质恶化的因素,针对小区管网的管径多流程复杂的特点,选择气脉冲冲洗作为清洗小区管网的方法通过工程实例阐述了气脉冲冲洗的原理操作和冲洗过程中需要注意的问题对比冲洗前后的水质,证明气脉冲冲洗技术可以有效清除小区管网的水垢,提高供水水质:小区管网;气脉冲;管网清洗;安全供水:TU991.61:BApplicationofgaspulseonpipelineinresidentialquartercleaningtoimprovethewaterqualityDINGYuhai1,SONGAnkun2,LIYongnian1,DUMaoan2,GUOJianxun1,ZHANGChengang1(1.SupplyWaterCompanyofDaqingOilBureau,Daqing,Heilongjiang163453;2.HarbinInstituteofTechnology,Harbin,Heilongjiang150090)Abstract:Summarizedfactorswhichdeterioratedthequalityofwaterinresidentialquarterdistributionnet-works.Selectedgas-waterpulsetocleanthedistributionnetworksofresidentialquarter,whereasit.scharactersofmulti-diameterandcomplicatedpipelines.Expoundedtheprinciple,operationprocessesandmattersshouldbenoticedingaspulse,throughapracticalproject.Itisprovedtobeaneffectivemethodtocleanoutresidentialquarterdistributionnetworks,bycomparedthewaterqualitybeforeandaf-tercleaning.Keywords:pipelineofresidentialquarter;gaspulse;pipelinecleaning;securityofwatersupply,:2006-10-08:(1970-),,,,实用技术2006,22(12):11-14CleaningWorld98,DN50~DN400,,2001,60,1小区管网水质问题产生的原因及分析[1-3],:1),;2)(),,,,;3),,;4),,;5),;6),,,,,,,,,,,2改善小区供水水质具体办法,,,[4][5][6,7],3~4,,,,SNQ)1,3智能型湍流清洗装置简介311,,,,,,,,312,,,65kW114冲洗实例分析4111),#12#12图1清洗装置工作示意简图,,80mm,2)表1气水脉冲冲洗设备的各部分技术参数:6~10m3:1~60/min:012~110MPa:110MPa:017~110MPa:015~515m3:50mm,50mm,3),,,412,(80mm,10m,80mm),,,,,,012MPa,,,013MPa,0145~0155MPa;()25~35s,()15~25s;140~240m3/h,2表2登峰小区3-4楼支线冲洗情况记录表/min/MPa/s/s/(m3#h)10))03001352515240150150351524030015035152406001503515240300150351524015))020)))0,,,2,,215h,,,15min,315h413,115km,,110km,#13#221,,414,,3表3登峰小区冲洗前后水质对比表/NTU//(mg#L-1)1216017521590121,,,,5结论,,,,:1),,2),,,;,,,3),1km;,;[1]AugoustionsMT,VenterSN,KfirR.Assessmentofwaterqualityproblemsduetomicrobialgrowthindrinkingwaterdistributionsystems[J].Environ.Toxicol.WaterQual.10,295-299.[2],,,,[J].,2002(35)6:30-32.[3]MiettinenI,VartianenT,MartikainenPJ.Microbialgrowthandassimilableorganiccarboninfinnishdrinkingwaters[J].watersciencetechnology.1997,35:301-306.[4],.[J].,2004,21(5):49-53.[5].[J].,2005,21(5):35-37.[6],,,.[J].,2006,22(4):10-14.[7],,,.[J].,2000,(3):14-15.欢迎投稿欢迎订阅欢迎广告合作#14#12