【英文标准名称】:Hydrometry.Velocity-areamethodsusingcurrent-meters.Collectionandprocessingofdatafordeterminationofuncertaintiesinflowmeasurement
【原文标准名称】:液体比重测定法.使用测流计的速度面积法.流量测量中不确定度测定用数据收集和处理
【标准号】:BSISO1088-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-07-31
【实施或试行日期】:2007-07-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:明渠流动;数据采集;数据收集;数据处理;误差分析;流量测量;流量率;斜槽;液体比重测定法;液体流动;测量;测量不确定度;不确定度;速度测量;流速
【英文主题词】:Channelflow;Dataacquisition;Datacollection;Dataprocessing;Erroranalysis;Flowmeasurement;Flowrates;Flumes;Hydrometry;Liquidflow;Measurement;Measuringincertainity;Uncertainty;Velocitymeasurement;Velocityofflow
【摘要】:ThisInternationalStandardprovidesastandardbasisforthecollectionandprocessingofdataforthedeterminationoftheuncertaintiesinmeasurementsofdischargeinopenchannelsbyvelocity-areamethodsusingcurrent-meters.Todeterminethedischargeinopenchannelsbythevelocity-areamethod,componentsoftheflow(velocity,depthandbreadth)needtobemeasured.Thecomponentmeasurementsarecombinedtocomputethetotaldischarge.Thetotaluncertaintyinthecomputeddischargeisacombinationoftheuncertaintiesinthemeasuredcomponents.Clause4ofthisInternationalStandarddealswiththetypesoferrorsanduncertaintiesinvolved.Clauses5and6presentastandardproceduretoestimatethecomponentuncertaintiesbythecollectionandprocessingofthenecessarydata.ThisInternationalStandardisintendedtobeappliedtovelocity-areamethodsthatinvolvemeasurementofpointvelocitiesatarelativelysmallnumberofdiscretedepthsandtransversepositionsintheflowcrosssection,asdescribedinISO748.ThisInternationalStandardisnotintendedtobeappliedtomeasurementsmadebyAcousticDopplerVelocityProfilers(ADVP)orotherinstrumentsthatproduceessentiallycontinuousvelocityprofilesoftheflowfield.
【中国标准分类号】:A53
【国际标准分类号】:17_120_20
【页数】:58P;A4
【正文语种】:英语