测量废水流量三角堰尺寸的确定

1,2(1.,214500;2.,214500):X853:C:1006-2009(2001)02-0035-02,,500m3/d,,,,,,,,1,0105mH0135mQ011m3/s,:Q=815tg22gh52:Q,m3/s;h,m;,;,016;g,91808m/s221231:(1)P(23)h;(2)L(34)h;(3)3mm;(4)8;(5)()L20h233,(=90)hmax:Qmax,Q=1141h52,hmax=Qmax114125P:(1)P=(23)h,P=2hmaxBB:1,SEFG=1/2(2hmaxhmax)=h2max:2000-08-14;:2000-11-10:(1963-),,,,55313220014©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.2,S=HB=(P+hmax)B=(2hmax+hmax)B=3hmaxB(4),S8SEFG,3hmaxB8h2max,B83hmax,B=3hmaxB=B+2d(d)L:(5),L20hmaxH():1,H=hmax+P=3hmax,4(1),3mm,(2),(34)h,,(3),(4),,(32)212014g/LLVOC110g/LPOC,01001g/L014g/L,12133,,(),1(),11,339,16100%39,13,10,5,15(USEPA)[3],,,GHZB1-1999,,1/3,,[][1]EPAMethod50212VolatileOrganicCompoundsinWaterbyPurgeandTrapCapillaryColumnGasChromatographywithPhotoionizationandElectrolyticConductivityDetectorsinSe2ries[S].Revision310.NationalExposureResearchLaboratoryOfficeofResearchandDevelopment,M.S.EnvironmentPre2tectionAgeneyCincinnati,OHIO45268,1989.[2],.[M].:,1999.7174.[3].[M].:,1989.616.2001215,,4,;;,;,,20012000,63132.20014©1995-2006TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.