EN 62040-3/A11-2009 不间断电源系统(UPS).第3部分:规定性能的方法和试验要求.德文版本EN62040-3-2001/A11-2009
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【英文标准名称】:Uninterruptiblepowersystems(UPS)-Part3:Methodofspecifyingtheperformanceandtestrequirements;GermanversionEN62040-3:2001/A11:2009
【原文标准名称】:不间断电源系统(UPS).第3部分:规定性能的方法和试验要求.德文版本EN62040-3-2001/A11-2009
【标准号】:EN62040-3/A11-2009
【标准状态】:现行
【国别】:
【发布日期】:2010-04
【实施或试行日期】:2010-04-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:交流电流;气候条件;组件;设计;尺寸选定;电力变换器;电力系统;电气工程;电气安全;电驱动装置;电子工程;电子设备及元件;环境条件;检验;装置;使用条件;使用特性;输出测定;性能要求;电力电子学;评定;冗余度;安全;半导体器件;半导体功率转换器;规范(验收);测量要求;试验;试验要求;可不中断的;阀器件
【英文主题词】:Alternatingcurrent;Climaticcondition;Components;Couverters;Design;Dimensioning;Electricconvertors;Electricpowersystems;Electricalengineering;Electricalsafety;Electrically-operateddevices;Electronicengineering;Electronicequipmentandcomponents;Environmentalcondition;Inspection;Installations;Operatingconditions;Operatingproperties;Outputdetermination;Performancerequirements;Powerelectronics;Ratings;Redundancy;Safety;Semiconductordevices;Semiconductorpowerconvertors;Specification(approval);Testrequirements;Testing;Testingrequirements;Uninterruptable;Valvedevices
【摘要】:
【中国标准分类号】:K85
【国际标准分类号】:29_160_40
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforMeasuringPowerFrequencyMagneticPropertiesofFlat-RolledElectricalSteelsUsingSmallSingleSheetTesters
【原文标准名称】:使用小薄板测试器测量扁平轧制电工钢工频磁性能的标准指南
【标准号】:ASTMA1036-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:A06.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:电工钢;平的;电源频率;磁性能;轧制钢材;小;单;薄板测试器;测量频率;电源磁
【英文主题词】:alternatingcurrent;coreloss;electricalsteel;fluxdensity;magnetic;magneticmaterial;magnetictest;permeability;powerfrequency;sheet
【摘要】:MaterialsEvaluation8212;SmallsinglesheettestersweredevelopedtosupplementthetestingofEpsteinspecimensforvariousapplications.TheyareespeciallyappropriatefordeterminingthemagneticpropertiesofsampleswheninsufficientmaterialisavailableforpreparationofanEpsteinspecimen.Althoughthesmallspecimensizeisattractive,theprecisionofthesmallsheettestersisnotexpectedtobeasgoodasthatofthetestmethodTestMethodA343/A343M.Smallsheettestersarefrequentlyusedtomeasurethepropertiesofbothfullyprocessedandsemiprocessednonorientedandmagneticlaminationsteels.Specimensofsemiprocessedsteelsarenormallysubjectedtoanappropriatequalitydevelopmentannealpriortotesting.Smallsheettestersmayalsobeusedtoevaluateorientedelectricalsteelsineithertheasshearedorstress-reliefannealedcondition.1.1Thisguidecoversproceduresforinterpretingthespecificcorelossandpeakpermeabilitydeterminedusingsmallsingle-sheettestsystems.Itislimitedtosingle-sheettestsystemsthatrequireatestspecimenorcouponbecutfromthematerialbeingtestedandaredesignedsuchthattheentirewidthofthattestspecimenismagnetizedduringtesting.1.2Thisguideisprimarilyintendedformeasurementsofthemagneticpropertiesofflat-rolledelectricalsteelsatfrequenciesof50Hzor60Hzundersinusoidalfluxconditions.1.3Thisguideincludesprocedurestoprovidecorrelationwiththe25-cmEpsteintestmethod(TestMethodA343/A343M).1.4Therangeofmagneticfluxdensitiesisgovernedbythepropertiesofthetestspecimensandtheinstrumentsandtestpowersource.Nonorientedelectricalsteelsmaybetestedatmagneticfluxdensitiesuptoabout16-kG[1.6T]forcoreloss.Themaximummagneticfieldstrengthforpeakpermeabilitytestingislimitedbythecurrentcarryingcapacityofthemagnetizingwindingandthetestpowersource.Singlesheettestersaretypicallycapableoftestingatmagneticfieldstrengthsupto50Oe[4000A/m]ormore.1.5Withinthisguide,asmallsinglesheettester(smallSST)isdefinedasamagnetictesterdesignedtotestflat,rectangularsheet-typespecimens.Typicalspecimensforthesetestersaresquare(ornearlyso).ThedesignofthesmallSSTtestfixturemaybesmallenoughtoaccommodatespecimensabout5by5cmormaybelargeenoughtoaccommodatespecimensabout36by36cm.SpecimensforaparticularSSTmustbeappropriatefortheparticulartestfixture.1.6Thisguidecoverstwoalternativetestmethods:Method1andMethod2.1.6.1Method1isanextensionofMethod1ofTestMethodA804/A804M,whichdescribesatestfixturehavingtwowindingsthatencirclethetestspecimenandtwolow-reluctance,low-corelossferromagneticyokesthatserveasfluxreturnpaths.ThedimensionsofthetestfixtureforMethod1arenotfixedbutrathermaybedesignedandbuiltforanynominalspecimendimensionwithinthelimitsgivenin.Thepowerlossinthiscaseisdeterminedbymeasuringtheaveragevalueoftheproductofprimarycurrentandinducedsecondaryvoltage.1.6.2Method2coverstheuseofasmallsinglesheettester,whichemploysamagnetizingwinding,amagneticfluxsensingwinding,andamagneticfieldstrengthdetector.Thepowerlossinthiscaseisdeterminedbymeasuringtheaveragevalueoftheproductofinducedsecondaryvoltageandmagneticfieldstrength.1.6.3ThecalibrationmethoddescribedintheAnnexofthisguideappliestobothtestmethods.1.7Thevaluesandequationsstatedincustomary(cgs-emuandinch-pound)orSIunitsaretoberegardedseparatelyasstandard.Withinthisstandard,SIunitsareshowninbrackets.Thevaluesstatedineachsystemmaynotbeexactequivalents;therefore,eac......
【中国标准分类号】:H53
【国际标准分类号】:29_030
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Diisopropylether
【原文标准名称】:二异丙醚
【标准号】:JISK9528-1992
【标准状态】:现行
【国别】:日本
【发布日期】:1992-08-01
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonChemicalAnalysis
【标准类型】:()
【标准水平】:()
【中文主题词】:化学试剂;异丙醇;脂族醚
【英文主题词】:
【摘要】:この規格は,試薬として用いるジイソプロピルエーテル()について規定する。注()別名:イソプロピルエーテル。
【中国标准分类号】:G63
【国际标准分类号】:71_040_30
【页数】:4P;A4
【正文语种】:日语
