标准资料网-标准资料免费资源平台

【英文标准名称】:Electromagneticcompatibility(EMC)-Part4-30:Testingandmeasurementtechniques;Powerqualitymeasurementmethods
【原文标准名称】:电磁兼容性(EMC).第4-32部分:试验和测量技术.功率质量测量方法
【标准号】:IEC61000-4-30-2003
【标准状态】:作废
【国别】:国际
【发布日期】:2003-02
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC77A
【标准类型】:()
【标准水平】:()
【中文主题词】:电磁试验;测量技术;定义;电气设备;电力系统;试验;电气工程;EMC电磁兼容性;测量方法;电磁兼容性;干扰抑制;电气器具;电磁学
【英文主题词】:Classes;Definition;Definitions;Electricappliances;Electricpowersystems;Electricalappliances;Electricalengineering;Electromagneticcompatibility;Electromagnetictests;Electromagnetism;EMC;Inspection;Interferencerejections;Measurement;Measuringincertainity;Measuringtechniques;Methodsformeasuring;Powerfrequency;Quality;Specification(approval);Supplyvoltages;Testing;Voltage
【摘要】:ThispartofIEC61000-4definesthemethodsformeasurementandinterpretationofresultsforpowerqualityparametersin50/60Hza.c.powersupplysystems.Measurementmethodsaredescribedforeachrelevanttypeofparameterintermsthatwillmakeitpossibletoobtainreliable,repeatableandcomparableresultsregardlessofthecompliantinstrumentbeingusedandregardlessofitsenvironmentalconditions.Thisstandardaddressesmeasurementmethodsforinsitumeasurements.Measurementofparameterscoveredbythisstandardislimitedtothosephenomenathatcanbeconductedinapowersystem.Theseincludethevoltageand/orcurrentparameters,asappropriate.Thepowerqualityparametersconsideredinthisstandardarepowerfrequency,magnitudeofthesupplyvoltage,flicker,supplyvoltagedipsandswells,voltageinterruptions,transientvoltages,supplyvoltageunbalance,voltageandcurrentharmonicsandinterharmonics,mainssignallingonthesupplyvoltageandrapidvoltagechanges.Dependingonthepurposeofthemeasurement,allorasubsetofthephenomenaonthislistmaybemeasured.Thisstandardisaperformancespecification,notadesignspecification.Theuncertaintytestsintherangesofinfluencequantitiesinthisstandarddeterminetheperformancerequirements.Thisstandardgivesmeasurementmethodsbutdoesnotsetthresholds.Theeffectsoftransducersbeinginsertedbetweenthepowersystemandtheinstrumentareacknowledgedbutnotaddressedindetailinthisstandard.Precautionsoninstallingmonitorsonlivecircuitsareaddressed.
【中国标准分类号】:L06
【国际标准分类号】:33_100_01
【页数】:98P;A4
【正文语种】:英语


【英文标准名称】:SIunitsinthermodynamics
【原文标准名称】:热力学SI单位
【标准号】:ASMESI-4-1976
【标准状态】:作废
【国别】:美国
【发布日期】:1976
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;转换系数;米制的;单位;热力学;国际的;SI制;厘米克秒制
【英文主题词】:CGSsystem;Conversionfactor;International;Metric;SIsystem;Testing;Thermodynamics;Units
【摘要】:SIunitsinthermodynamicsCGSsystemConversionfactorInternationalMetricSIsystemTestingThermodynamicsUnits
【中国标准分类号】:A54
【国际标准分类号】:01_060
【页数】:58P.;A4
【正文语种】:英语