【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(2009)
【标准状态】:现行
【国别】:美国
【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】:
【英文主题词】:alternatingcurrent;coreloss;electricalsteel;fluxdensity;magnetic;magneticmaterial;magnetictest;permeability;powerfrequency;sheet;Alternating-currentpermeability;Coreloss;Electricalsteel--(flat-rolled);Magneticproperties;Permeabil
【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.ThedimensionsofthetestfixtureforMethod1arenotfixedbutrathermaybedesignedandbuiltforanynominalspecimendimensionwithinthelimitsgivenin1.5.Thepowerlossinthiscaseisdeterminedbymeasuringtheaveragevalueoftheproductofprimarycurrentandinducedsecondaryvoltage.1.6.2Method2coverstheuseofasmallsinglesheettester,whichemploysamagnetizingwinding,amagneticfluxsensingwinding,andamagneticfieldstrengthdetector.Thepowerlossinthiscaseisdeterminedbymeasuringtheaveragevalueoftheproductofinducedsecondaryvoltageandmagneticfieldstrength.1.6.3Thecalibrationmethoddescribedintheannexofthisguideappliestobothtestmethods.1.7Thevaluesandequationsstatedincustomary(cgs-emuandinch-pound)orSIunitsaretobe......
【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】:英语


【英文标准名称】:Industrialautomationsystemsandintegration-Productdatarepresentationandexchange-Part216:Applicationprotocol:Shipmouldedforms;TechnicalCorrigendum1
【原文标准名称】:工业自动化系统和集成.产品数据表示和交换.第216部分:应用协议:船模.技术勘误表1
【标准号】:ISO10303-216TechnicalCorrigendum1-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-02
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC184
【标准类型】:()
【标准水平】:()
【中文主题词】:自动化;自动化系统;计算机应用;数据交换;数据表示;定义;描述;电气工业;电子工程;工业产品;产品数据;传输协议
【英文主题词】:Automation;Automationsystems;Computerapplications;Dataexchange;Datarepresentation;Definition;Definitions;Descriptions;Electricalindustry;Electronicengineering;Industrialproducts;Productdata;Transmissionprotocol
【摘要】:ThisstandardisaboutIndustrialautomationsystemsandintegration—Productdatarepresentationandexchange—Part216:Applicationprotocol:ShipmouldedformsTECHNICALCORRIGENDUM1
【中国标准分类号】:N18
【国际标准分类号】:25_040_40
【页数】:29P.;A4
【正文语种】:英语