ASTM D5614-1994(2008) 用宽口堰测量明渠水流量的标准试验方法
时间:2024-05-17 19:51:39 来源: 标准资料网 作者：标准资料网 阅读：9159
【英文标准名称】:StandardTestMethodforOpenChannelFlowMeasurementofWaterwithBroad-CrestedWeirs
【原文标准名称】:用宽口堰测量明渠水流量的标准试验方法
【标准号】:ASTMD5614-1994(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1994
【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】:
【英文主题词】:dams;flumes;open-channelflow;streamflow;Boundarylayerdisplacement;Broad-crestedweirs;Dams;Flowandflowrate--water;Flumes;Froudenumber;Openchannelflow--water;Reynoldsnumber;Streams;Tailwater;Weirs
【摘要】:Broad-crestedweirscanbeusedforaccuratemeasurementsofawiderangeofflowrates,buttheirstructuralsimplicityandsturdinessmakethemparticularlyusefulformeasuringlargeflowsunderfieldconditions.Becausetheyrequireverticalsidewalls,broad-crestedweirsareparticularlyadaptabletorectangularartificialchannelsortonaturalandartificialchannelsthatcanreadilybelinedwithverticalsidewallsintheimmediatevicinityoftheweir.1.1Thistestmethodcoversmeasurementofthevolumetricflowrateofwaterinopenchannelswithtwotypesofhorizontalbroad-crestedweirs:thosehavingasquare(sharp)upstreamcornerandthosehavingawell-roundedupstreamcorner.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P12
【国际标准分类号】:
【页数】:8P.;A4
【正文语种】:英语
【英文标准名称】:TestMethodforDielectricWithstandofCoaxialCable
【原文标准名称】:同轴电缆绝缘层的试验方法
【标准号】:ANSI/SCTE108-2006
【标准状态】:作废
【国别】:美国
【发布日期】:2006-07-10
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:SCTE
【标准类型】:()
【标准水平】:()
【中文主题词】:击穿;电缆通信;电缆;同轴电缆;实施;导电;介质;电介质击穿;裂纹;内导线;绝缘的;绝缘;间隔;外导线;耐力;试验;时间间隔;电压
【英文主题词】:Breakdown;Cablecommunication;Cables;Coaxialcables;Completion;Conducting;Dielectric;Dielectricbreakdown;Flaws;Innerconductor;Insulated;Insulations;Interval;Outerconductors;Resistance;Testing;Tests;Timeintervals;Voltage
【摘要】:Thepurposeofthisdocumentistoprovideateststandardfordetectingflawsintheinsulation(sometimesreferredtoasthedielectric)ofacompletedcoaxialcable.Thistest,usuallyreferredtoasaHipotorDielectricWithstandTest,verifiesthattheinsulationcanwithstandaspecifiedvoltageappliedbetweenthecenterconductorandouterconductorforaspecifiedtimeinterval,withoutresultinginadielectricbreakdown.Uponsuccessfulcompletionofthishipottest,itcanbeconcludedthattheinnerandouterconductorsareproperlyinsulatedfromeachother.
【中国标准分类号】:K13
【国际标准分类号】:33_120_10
【页数】:
【正文语种】:英语
【英文标准名称】:Steelandiron-Determinationoftotalsiliconcontent-Gravimetricmethod.
【原文标准名称】:钢铁.总硅含量测定.重量法
【标准号】:NFA06-556-2010
【标准状态】:现行
【国别】:法国
【发布日期】:2010-07-01
【实施或试行日期】:2010-07-30
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:化学分析和试验;测定;含量测定;重量分析;实验室间试验;解释;铁;数学计算;计算方法;硅;钢;试验性能
【英文主题词】:Chemicalanalysisandtesting;Determination;Determinationofcontent;Gravimetricanalysis;Inter-laboratorytests;Interpretations;Iron;Mathematicalcalculations;Methodsofcalculation;Silicon;Steels;Testperformance
【摘要】:
【中国标准分类号】:H11
【国际标准分类号】:77_080_01
【页数】:12P;A4
【正文语种】:其他