ASTM D5242-1992(2007) 有薄板堰水的明渠流量测量的试验方法

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【英文标准名称】:StandardTestMethodforOpen-ChannelFlowMeasurementofWaterwithThin-PlateWeirs
【原文标准名称】:有薄板堰水的明渠流量测量的试验方法
【标准号】:ASTMD5242-1992(2007)
【标准状态】:现行
【国别】:
【发布日期】:1992
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D19.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:流量测量;水
【英文主题词】:flowmeasurement;open-channelflow;waterdischarge;weirs
【摘要】:Thin-plateweirsarereliableandsimpledevicesthathavethepotentialforhighlyaccurateflowmeasurements.Withproperselectionoftheshapeoftheoverflowsectionawiderangeofdischargescanbecovered;therecommendationsinthistestmethodarebasedonexperimentswithflowratesfromabout0.008ft3/s(0.00023m3/s)toabout50ft3/s(1.4m3/s).Thin-plateweirsareparticularlysuitableforuseinwaterandwastewaterwithoutsignificantamountsofsolidsandinlocationswhereaheadlossisaffordable.1.1Thistestmethodcoversmeasurementofthevolumetricflowrateofwaterandwastewaterinchannelswiththin-plateweirs.InformationrelatedtothistestmethodcanbefoundinRantz(1)andAckers(2).1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A52
【国际标准分类号】:17_120_20
【页数】:8P.;A4
【正文语种】: