ASTM D4409-1995(2008) 用旋转体流速计测量明渠中水的流速的标准试验方法

作者:标准资料网 时间:2024-05-13 00:17:42   浏览:9605   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:StandardTestMethodforVelocityMeasurementsofWaterinOpenChannelswithRotatingElementCurrentMeters
【原文标准名称】:用旋转体流速计测量明渠中水的流速的标准试验方法
【标准号】:ASTMD4409-1995(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【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】:dischargemeasurement;openchannelflow;waterdischarge;watervelocity;Acousticaltests;Dischargemeasurement;Openchannelflow--water;Waterdischarge/velocity;Watervelocity
【摘要】:Thistestmethoddescribesthedesignanduseofvarioustypesofcurrentmeters.Thesecurrentmetersarecommonlyusedtomeasurethevelocityatapointinanopenchannelcrosssectionaspartofavelocity-areatraversetodeterminetheflowrateofwater.TothisenditshouldbeusedinconjunctionwithTestMethodD3858.1.1Thistestmethoddescribesthedesignanduseofcup-typeorvane-typeverticalaxiscurrentmetersandpropeller-typehorizontalaxiscurrentmetersformeasuringwatervelocitiesinopenchannels.1.2Thistestmethodisintendedprimarilyforthosemeterscustomarilyusedinopen-channelhydraulic(asdistinguishedfromoceanographic)applicationswithanoperatorinattendance.1.3Thistestmethodisintendedprimarilyforcurrentmetersthatmeasureonecomponentorfilamentofflow.1.4Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A42
【国际标准分类号】:
【页数】:5P.;A4
【正文语种】:英语


下载地址: 点击此处下载
【英文标准名称】:Railwayapplications-Fixedinstallations-Electricalsafety,earthingandthereturn-Part2:provisionsagainsttheeffectsofstraycurrentscausedbyd.c.tractionsystems.
【原文标准名称】:铁路应用中固定设备的用电安全,接地及回路.第2部分:对直流追踪系统的杂散电流所造成影响的防护.
【标准号】:NFF41-122-2-2011
【标准状态】:现行
【国别】:法国
【发布日期】:2011-08-01
【实施或试行日期】:2011-08-27
【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】:
【英文主题词】:ACnetwork;Bottomresistance;Cables;Corrosion;Corrosionprotection;Cranes;Density;Directcurrent;Directcurrentinstallations;Directcurrenttrains;Direct-currentpowertransmission;Direct-currentsystem;Earthing;Earthinginstallations;Electriccurrent;Electricpowersystems;Electricalengineering;Electricalequipment;Electricalprotectionequipment;Electricalsafety;Electrochemicalcorrosion;Electrolytes;Elevatedrailways;Faultcurrents;Hazards;Industrialfacilities;Locomotivehaulage;Mainssupply;Materialhaulingtracks;Measure;Measurement;Measuringtechniques;Methods;Metrology;Mountainrailways;Pipelines;Plant;Protection;Protectivemeasures;Quays;Railwayapplications;Railwayearthing;Railwayinstallations;Railwaytrack;Railways;Resistors;Safetyrequirements;Sea-ports;Stationary;Straycurrent;Supplysystems;Surveillance(approval);Tractionnetwork;Tramwaysystems;Trolleycoaches;Tunnelling;Undergroundrailways;Weldingequipment
【摘要】:
【中国标准分类号】:S09
【国际标准分类号】:29_120_50;29_280
【页数】:31P;A4
【正文语种】:其他


【英文标准名称】:Continuouslyhot-dipcoatedstripandsheetofsteelswithhighyieldstrengthforcoldforming-Technicaldeliveryconditions;GermanversionEN10292:2007
【原文标准名称】:冷成型、带高屈服应力连续热浸镀层的钢带和钢薄板.交货技术条件
【标准号】:DINEN10292-2007
【标准状态】:作废
【国别】:德国
【发布日期】:2007-06
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:合金;铝;化学成分;覆层工艺;覆层;冷加工;防腐蚀;定义;交付;交货条件;沉积物;名称与符号;尺寸;扁平轧材;镀锌;等级(质量);热浸镀锌;热浸金属涂覆;检验;铁;钢桶分解;作标记;材料;机械性能;金属涂覆;金属覆层;金属;顺序示度;性能;质量;参考方法;精制;抽样方法;半成品;薄板材;薄钢板;硅;规范(验收);带钢;钢;储存;钢带;结构钢;支撑物;表面防护;表面精加工;表面处理;表面;测试;运输;重量;屈服强度;锌;含锌合金
【英文主题词】:Alloys;Aluminium;Chemicalcomposition;Coatingprocesses;Coatings;Cold-working;Corrosionprotection;Definitions;Delivery;Deliveryconditions;Deposit;Designations;Dimensions;Flatrolledproducts;Galvanizing;Grades(quality);Hot-dipgalvanizing;Hot-dipmetalcoating;Inspection;Iron;Ladleanalysis;Marking;Materials;Mechanicalproperties;Metalcoating;Metalcoatings;Metals;Orderindications;Properties;Quality;Referencemethods;Refinement;Samplingmethods;Semi-finishedproducts;Sheetmaterials;Sheetsteels;Silicon;Specification(approval);Steelstrips;Steels;Storage;Strips;Structuralsteels;Supports;Surfaceprotection;Surfacerefinement;Surfacetreatment;Surfaces;Testing;Transport;Weights;Yieldstrength;Zinc;Zinc-containingalloys
【摘要】:ThisEuropeanStandardspecifiesrequirementsforcontinuouslyhot-dipzinc(z),zinc-ironalloy(ZF),zinc-aluminiumalloy(ZA),aluminium-zincalloy(AZ)andaluminium-siliconalloy(AS)coatedjlatproductsmadeofsteelswithhighyieldstrengthforcoldforming(seeTables1and3)withthicknessesuptoandincluding3,0mmunlessotherwiseagreed.Thethicknessisthefinalthicknessofthedeliveredproductaftercoating.ThisEuropeanStandardappliestostripofallwidthsandtosheetscutfromit(≥600mmwidth)andcu600mmwidth).andcutlengths(<600mmwidth).TheproductscoveredbythisEuropeanStandardaremainkyusedwherecoldformabilityandcorrosionresistanceforadefinedminimumyieldstrengtharethemostimportantfactors.
【中国标准分类号】:H46
【国际标准分类号】:77_140_50
【页数】:26P;A4
【正文语种】:德语