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【英文标准名称】:Hydrometry-Measurementofliquidflowinopenchannels-Methodsofmeasurementofbedloaddischarge
【原文标准名称】:液体比重测定法.明渠水流测量.水流细沙测量方法
【标准号】:ISO/TR9212-2006
【标准状态】:现行
【国别】:国际
【发布日期】:2006-08
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC113
【标准类型】:()
【标准水平】:()
【中文主题词】:明渠流动;定义;流量测量;水文学;液体比重测量法;液体流动;测量;测量技术;计量学;明渠;沉淀物;沉积物;侧壁试验器;水
【英文主题词】:Channelflow;Definition;Definitions;Flowmeasurement;Flowmeasurements;Hydrography;Hydrometry;Liquidflow;Measurement;Measuringtechniques;Metrology;Openchannels;Sediment;Sidetesters;Water
【摘要】:ThisTechnicalReportreviewsthecurrentstatusofdirectandindirectbedload-measurementtechniques.Themethodsaremainlybasedongrainsizedistributionofthebedload,channelwidth,depthandvelocityofflow.ThisTechnicalReportoutlinesandexplainsseveralmethodsfordirectandindirectmeasurementofbedloadinstreams,includingvarioustypesofsamplingdevices.Thepurposesofmeasuringbedloadtransportratesareto:a)increasetheaccuracyofestimatingtotalsedimentloadinrivers,b)gainknowledgeofbedload-transportthatcannotbecompletelymeasuredbyconventionalsuspended-sedimentcollectionmethods,c)providedatatocalibrateorverifytheoreticaltransportmodels,andd)provideinformationneededinthedesignofriverdiversionandentrainmentstructures.NOTETheunitsofmeasurementusedinthisTechnicalReportareSIunits.
【中国标准分类号】:P12
【国际标准分类号】:17_120_20
【页数】:17P;A4
【正文语种】:英语