ISO 2471-1973 纸和纸板.不透明度的测定(纸衬底).漫反射法
时间:2024-05-12 00:46:52 来源: 标准资料网 作者：标准资料网 阅读：8123
【英文标准名称】:Paperandboard;Determinationofopacity(paperbacking);Diffusereflectancemethod
【原文标准名称】:纸和纸板.不透明度的测定(纸衬底).漫反射法
【标准号】:ISO2471-1973
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:
【英文标准名称】:Industrialautomationsystemsandintegration.Productdatarepresentationandexchange.Integratedgenericresources:Productstructureconfiguration
【原文标准名称】:工业自动化系统和集成.产品数据表述和交换.一般集成资源:产品结构配置
【标准号】:BSISO10303-44-1995
【标准状态】:现行
【国别】:英国
【发布日期】:1995-10-15
【实施或试行日期】:1995-10-15
【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】:自动化;自动化系统;计算机应用;配置;数据表示;工业产品;信息交流;原理;产品数据;产品说明;产品;表示法;STEP;结构
【英文主题词】:Automation;Automationsystems;Computerapplications;Configuration;Datarepresentation;Industrialproducts;Informationexchange;Principle;Productdata;Productdescriptions;Products;Representations;STEP;Structure
【摘要】:ThispartofISO10303specifiestheresourceconstructstomanagethestructureandconfigurationofaproductduringitslifecycle.ThefollowingarewithinthescopeofthispartofISO10303:—therelationshipsamongthecomponentsandassembliesofproducts;—therelationshipsamongproductsandtheircomponentsasmadebymodificationofotherproducts;EXAMPLE1Themachiningofaproductfromanotherproductisanexampleofamodification.—thedescriptionofaproductasdefinedbycustomerneeds;—thedependenciesamongspecificationsofaproductinordertorepresentpossibleproductvariationstopresenttoacustomer;—themanagementofthestructureforconfigurationofassembliesandcomponentsasplannedformanufacture;—thedecompositionofaproducttosupportdifferentproductlifecycleactivities;EXAMPLE2Anorganizationmaintainsonebill-of-materialstructureforaproductthatenumeratesthequantityofeachcomponentusedineachassembly,andasecondbill-of-materialthatdecomposesaproductwithmultipleassembliesintotheindividualcomponents.SeeannexEformoreexamplesofdifferentproductstructurereportsthataresupported.—multipleversionsofasingleproductthatareequivalentwithrespecttoform,fit,andfunction.ThefollowingareoutsidethescopeofthispartofISO10303:—therelationshipsamongdifferentproductdefinitionsforthesameproduct;NOTE1Therelationshipsamongdifferentproductdefinitionsforthesameproductaresupportedbytheproduct_definition_schemaofISO10303-41.EXAMPLE3Therelationshipofaproductdefinitionforacomponentinapreliminarydesigntoacorrespondingproductdefinitionforthesamecomponentinadetaileddesignisanexampleofthistypeofrelationship.—administrativeactivitiesoftheproductlifecycleincludingapprovals,securityclassifications,contractualarrangements,andsupplierorganizations;—thechangeprocessforaproduct,includingthereasonforchangeandwhataspectofaproducthaschanged;—thedecisionsmade,andtheirreasons,duringtheproductlifecycle;—thephysicalconnectionsamongcomponentsofaproduct;—thepropertiesthataproductconstituentmayhave;NOTE2Amechanismisdefinedintheproduct_property_definition_schemainISO10303-41tosupporttheassociationofpropertieswithcomponents.TheactualassociationsareincludedinvariousapplicationprotocolsthatarepartsofthisInternationalStandard.Forexample,thedetailsofwhatamaterialpropertyisandhowitisdefinedareoutofscope,aswellasthefactthatacomponenthasamaterialproperty.—multipleversionsofasingleproductthatarenotform,fit,andfunctionequivalent.NOTE3Theconceptofversionsofaproductisdefinedintheproduct_definition_schemainISO10303-41.
【中国标准分类号】:N10
【国际标准分类号】:35_240_50
【页数】:64P.;A4
【正文语种】:英语
【英文标准名称】:Batterychargecontrollersforphotovoltaicsystems-Performanceandfunctioning
【原文标准名称】:光伏系统用蓄电池充电控制器.性能和功能
【标准号】:IEC62509-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-12
【实施或试行日期】:2010-12
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC82
【标准类型】:()
【标准水平】:()
【中文主题词】:蓄电池充电器;电池放电;控制器;限流的;定义(术语);电气工程;测量技术;光电器件;电功率测量;太阳能;太阳能动力;试验
【英文主题词】:Batterychargers;Batterycharging;Controllers;Currentlimiting;Definitions;Electricalengineering;Measuringtechniques;Photovoltaics;Powermeasurement(electric);Solarenergy;Solarpower;Testing
【摘要】:ThisInternationalStandardestablishesminimumrequirementsforthefunctioningandperformanceofbatterychargecontrollers(BCC)usedwithleadacidbatteriesinterrestrialphotovoltaic(PV)systems.ThemainaimsaretoensureBCCreliabilityandtomaximisethelifeofthebattery.ThisstandardshallbeusedinconjunctionwithIEC62093,whichdescribestestandrequirementsforintendedinstallationapplication.Inadditiontothebatterychargecontrolfunctions,thisStandardaddressesthefollowingbatterychargecontrolfeatures:·photovoltaicgeneratorchargingofabattery,·loadcontrol,·protectionfunctions,·interfacefunctions.ThisstandarddoesnotcoverMPPTperformance,butitisapplicabletoBCCunitsthathavethisfeature.Thisstandarddefinesfunctionalandperformancerequirementsforbatterychargecontrollersandprovidesteststodeterminethefunctioningandperformancecharacteristicsofchargecontrollers.ItisconsideredthatIEC62093isusedtodeterminetheconstructionrequirementsfortheintendedinstallationwhichincludesbutisnotlimitedtoaspectssuchastheenclosure,physicalconnectionsturdinessandsafety.Thisstandardwaswrittenforleadacidbatteryapplications.ItisnotlimitedintermsoftheBCCcapacitytowhichitmaybeapplied,however,therequirementsfortestequipmentwhenappliedtoBCCwithhighvoltageorcurrent,forexample,greaterthan120Vor100A,maybedifficulttoachieve.TheseapproachesmaybeapplicabletootherpowersourcesandotherbatterytechnologieslikeNi-Cdbatteriesbyusingthecorrespondingvaluesofcellvoltages.
【中国标准分类号】:F12
【国际标准分类号】:27_160
【页数】:58P.;A4
【正文语种】: