【英文标准名称】:StandardTestMethodsforEvaluatingPerformanceofHighwayTrafficMonitoringDevices
【原文标准名称】:公路交通监测装置性能评估的标准试验方法
【标准号】:ASTME2532-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【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】:E17.52
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:验收;验收试验;交通方便的;认可;管理局;条件;控制程序;变换;数据;派生的;环境;评估;例外;道路;监测装置;性能;获取;国际单位制;街道;试验基地;测试;运输;运输控制;证明
【英文主题词】:dataitem;incidentdetection;interaxlespacing;laneoccupancy;testmethods;trafficmonitoringdevice;vehicleclassification;vehiclecounter;vehiclecriticaldimension;vehicledetector;vehicleflowparametermeasurement;vehicleflowrates;vehiclepassage;vehiclepresence;vehiclesensor;vehiclespeed
【摘要】:1.1Purpose-ThetwotestmethodscontainedinthisstandarddefineacceptancetestsforevaluatingtheperformanceofaTrafficMonitoringDevice(TMD)accordingtothefunctionsitperforms,thedataitprovides,therequiredaccuracyofthedata,andtheconditionsunderwhichthedeviceoperates.AcceptancetestsarerecommendedwheneveraTMDispurchased,installed,orperformancevalidationisdesired.ThetestsareperformedinafieldenvironmentandresultinanacceptorarejectdecisionfortheTMDundertest.1.2Exceptions-ExceptionsandoptionstothetestmethodsmaybeincludedinanyderivativetestmethodpresentedbyauseraspartoftheprocurementprocessforTMDs.Sellersmayofferexceptionsandoptionsinrespondingtoaninvitationtobid.1.3Units-Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunits,whichareprovidedforinformationonlyandarenotconsideredstandard.1.4ThefollowingsafetyproceduresapplytoSections6and7,whichdescribethedetailsoftheacceptancetestmethods.Whenatestsiteaccessiblebythepublic(forexample,astreetorhighway)isusedfortheacceptancetestoftheTMD,obtainapprovalfromthepublicauthorityhavingjurisdictionoverthesiteforthetrafficcontrolprocedurestobeusedduringthetest.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:R10
【国际标准分类号】:03_220_20
【页数】:9P.;A4
【正文语种】:


【英文标准名称】:Insulationcoordinationforequipmentwithinlow-voltagesystems-Part2-1:Applicationguide-ExplanationofapplicationoftheIEC60664series,dimensioningexamplesanddielectrictesting
【原文标准名称】:低压系统内设备的绝缘配合.第2-1部分:应用指南.IEC60664标准系列,尺寸标注范例和介质试验的应用说明
【标准号】:IEC/TR60664-2-1-2011
【标准状态】:现行
【国别】:国际
【发布日期】:2011-01-01
【实施或试行日期】:2011-01-01
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC109
【标准类型】:()
【标准水平】:()
【中文主题词】:电路;间隙;配合;合作;漏电距离;介质;介电性能;尺寸选定;电气工程;电绝缘材料;电绝缘;电气安全性;电驱动装置;设备;指导手册;检验;绝缘材料;绝缘配合;绝缘件;漏电路径;低电压;低压电源;低压电器;低压设备;试验;跟踪系数
【英文主题词】:Circuits;Clearances;Co-ordination;Coordination;Creepagedistances;Dielectric;Dielectricproperties;Dimensioning;Electricalengineering;Electricalinsulatingmaterials;Electricalinsulation;Electricalsafety;Electrically-operateddevices;Equipment;Guidebooks;Inspection;Insulatingmaterials;Insulationcoordination;Insulations;Leakagepaths;Lowvoltage;Lowvoltagemains;Low-voltageequipment;Low-voltageinstallations;Testing;Trackingindex
【摘要】:ThispartofIEC60664,whichisatechnicalreport,servesasanapplicationguidefortechnicalcommitteesandmanufacturersspecifyingdimensioningrequirementsforproductsinaccordancewiththeIEC60664series.Thesignificantitemsforconsiderationareasfollows:a)nominalsystemvoltage(s)orratedinsulationvoltage(s);b)overvoltagecategoryoftheproducts(OVcat.);c)anytypeofovervoltages;d)frequencyofthevoltage;e)characteristicsofthesolidinsulatingmaterial;f)pollutiondegreeandhumiditylevels.
【中国标准分类号】:K30
【国际标准分类号】:29_080_30
【页数】:136P.;A4
【正文语种】:英语