超声波流量计与孔板流量计的比较副本

Method68200610B10030492(2006)05006803TE832.2ComparisonbetweentheUltrasonicFlowmeterandtheOrifice-PlateFlowmeter61021520060802Abstract:Throughalotofdetailedtheoreticaldeductionandcredibleapplicationexample,andcomparisoninthetechnicalperformancefieldinstallationandoperation,alongtimeutilizationandefficiency,thisarticleelaboratestheadvan-tageanddisadvantageoftheultrasonicflowmeterandtheorifice-plateflowmeter,andproposesthatthe.ultrasonicflowmeteristhefirstchoiceinhighpressureandlargecapacitiesmeasurementsituation.Keywords:PressureLoss;FlowRegime;MeasuresPipe;Efficiency1970131310140~2001%2%0.5%1(1)(2)10D4D1(3)212.11311012001m3/h~40m3/h,2.21160104m3/d0.6MPa50kPa=0.68P=1-0.24-0.522-0.163P=0.548650=27.43kPa=0.8W=pQV/=2743018.5185/0.8=634953WMethod692006100.4/kWh()=(W/1000)(/)(/kWh)=(634953/1000)365240.4=2224876(/)2.31%2%3%0.5%350Nm3/0.6222.42.52.65%2.72.8ISO516744D145D2002ISO5167-2NELNELISO516718DISO5167-22.92.102.112.12H2S2.13333(1)44D145D2002ISO5167-210D5D—GB/T18604-2001(2)(3)4(1)2%0.5%4.2RMB1.05RMB1533383.2544D10D5D145%Method70200610(2)210%(3)8(4)(5)(6)355.1144DQ=48000m3/hT=40°CPmin=30Bar248333230494HRLSouthMorecambe5000Nm3/h619851998325%5.21(1)(2)600(3)(4)(5)6DN200DN150ELSTER&AMCOINSTROMET[1]—GB/T18603-2001[2]—GB/T18604-2001[3]—SY/T6143-2004[4]2002[5].060718