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【英文标准名称】:StandardTestMethodsforLiquid-Contaminant,Inclined-PlaneTrackingandErosionofInsulatingMaterials
【原文标准名称】:绝缘材料液态污染、斜面漏电痕迹和腐蚀的标准试验方法
【标准号】:ASTMD2303-1997(2004)
【标准状态】:现行
【国别】:
【发布日期】:1997
【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】:D09.12
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:磨切;试验;电缆;污染;绝缘;电气试验;电气工程;侵蚀;电绝缘
【英文主题词】:electrical;erosion;erosionresistance;inclined-plane;liquidcontaminant;surfacearcing;surfacetracking;time-to-trackmethod;track;tracking;trackingresistance;trackingvoltage;voltagemethod;wettracking
【摘要】:1.1Thesetestmethodscovertheevaluationoftherelativetrackinganderosionresistanceofinsulatingsolidsusingtheliquid-contaminant,inclined-planetest.Thefollowingtestmethodsalsocanbeusedtoevaluatethetrackingresistanceofmaterials:D2132(contaminants:dustandfog)andD3638(contaminant:conductiveliquiddrops).1.2Twotrackingandoneerosiontestprocedurearedescribed:1.2.1A"variablevoltagemethod"toevaluateresistancetotracking.1.2.2A"time-to-trackmethod"toevaluateresistancetotracking.1.2.3Amethodforquantitativedeterminationoferosion().1.3Whileaparticularcontaminantsolutionisspecified,otherconcentrationsofthesamecontaminant,ordifferentcontaminantsmaybeusedtosimulatedifferentenvironmentalorserviceconditions.1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecificprecautionarystatementsaregiveninSection8.
【中国标准分类号】:K15
【国际标准分类号】:
【页数】:11P.;A4
【正文语种】:


【英文标准名称】:Communicationnetworksandsystemsinsubstations-Basiccommunicationstructureforsubstationandfeederequipment-Compatiblelogicalnodeclassesanddataclasses
【原文标准名称】:分站中的通信网络和系统.分站用基本通信结构和馈线设备.兼容逻辑节点种类和数据种类
【标准号】:BSEN61850-7-4-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2003-07-03
【实施或试行日期】:2003-07-03
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:站;分配网;项目管理;电信;数据传送;信号传输;电子设备;电力系统;指令系统;电气保护设备;逻辑层;网络控制系统;供能系统(建筑物);电气工程;系统管理;远程通信;自动化;信息处理;通信系统;通信;数据元;数据结构;电路网络;定义;信息交换;信息交换用美国标准规程(AmericanStandardCodeforinformationinterchange);规范(验收);馈电线;逻辑终端;体系结构设计;建模;分站
【英文主题词】:Architecturaldesign;ASCII;Automation;Circuitnetworks;Commandsystems;Communication;Communicationsystems;Dataelements;Datastructures;Datatransfer;Definitions;Distributionnetworks;Electricpowersystems;Electricalengineering;Electricalprotectionequipment;Electronicequipment;Energysupplysystems(buildings);Englishlanguage;Feeder;Feederlines;Informationinterchange;Informationprocessing;Logicallayer;Logicalterminals;Modelling;Networkcontrolsystem;Projectmanagement;Signaltransmission;Specification(approval);Stations;Substation;Systemmanagement;Telecommunication;Telecommunications
【摘要】:ThispartofIEC61850specifiestheinformationmodelofdevicesandfunctionsrelatedtosubstationapplications.Inparticular,itspecifiesthecompatiblelogicalnodenamesanddatanamesforcommunicationbetweenIntelligentElectronicDevices(IED).ThisincludestherelationshipbetweenLogicalNodesandData.TheLogicalNodeNamesandDataNamesdefinedinthisdocumentarepartoftheclassmodelintroducedinIEC61850-7-1anddefinedinIEC61850-7-2.ThenamesdefinedinthisdocumentareusedtobuildthehierarchicalobjectreferencesappliedforcommunicatingwithlEDsinsubstationsandondistributionfeeders.ThenamingconventionsofIEC61850-7-2areappliedinthispart.Toavoidprivate,incompatibleextensionrulesthispartspecifiesnormativenamingrulesformultipleinstancesandprivateextensionsofLogicalNode(LN)ClassesandDataNames.InAnnexA,allrulesaregiven(makinguseofexamples)for:·multipleinstancesoflogicalnodeclassesbyuseofaLNinstanceidentification(ID);·multipleinstancesofdatabyuseofadatainstanceID;·selectingdatanotincludedinLNoutofthecompletedatanameset;·creatingnewlogicalnodeclassesanddatanames.InAnnexB,examplesaregivenfor:·theuseofLogicalNodesincomplexsituationslikelineprotectionschemes;·multipleinstancesofLogicalNodeswithdifferentlevelsoffunctionality.Thispartdoesnotprovidetutorialmaterial.ItisrecommendedthosepartsIEC61850-5andIEC61850-7-1bereadfirst,inconjunctionwithIEC61850-7-3,andIEC61850-7-2.Thispartdoesnotdiscussimplementationissues.TherelationshipbetweenthisstandardandIEC61850-5isoutlinedinAnnexC.Thisstandardisapplicabletodescribedevicemodelsandfunctionsofsubstationandfeederequipment.Theconceptsdefinedinthisstandardmayalsobeappliedtodescribedevicemodelsandfunctionsfor:·substationtosubstationinformationexchange,·substationtocontrolcentreinformationexchange,·powerplanttocontrolcentreinformationexchange,·informationexchangefordistributedgeneration,·informationexchangefordistributedautomation,or·informationexchangeformetering.Figure1providesageneraloverviewofthisdocument.
【中国标准分类号】:F21
【国际标准分类号】:33_040_40
【页数】:108P;A4
【正文语种】:英语