【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】:


【英文标准名称】:Gasanalysis-Preparationofcalibrationgasmixturesusingdynamicvolumetricmethods-Thermalmass-flowcontrollers
【原文标准名称】:气体分析.标定用混合气体的制备.动态容量法.热物流控制器
【标准号】:BSISO6145-7-2001
【标准状态】:作废
【国别】:英国
【发布日期】:2001-07-15
【实施或试行日期】:2001-07-15
【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】:容量分析;气体分析;校正;质量(物质);流量控制;混合物;流量调节阀;热测量;化学成分
【英文主题词】:Calibrationgases;Controlsamples;Eyelets;Flowregulators;Flows;Gasanalysis;Gasmixtures;Gas-volumetricanalysis;Massflowrates;Orifices;Preparation;Production;Specimenpreparation;Testgases;Thermal;Volumetricanalysis
【摘要】:ThispartofISO6145specifiesamethodforthecontinuousproductionofcalibrationgasmixtures,containingtwoormorecomponents,frompuregasesorothergasmixturesbyuseofcommerciallyavailablethermalmass-flowcontrollers.Byadjustmentofset-pointsonflowcontrollerstopre-determinedvalues,itispossibletochangethecompositionofthegasmixturerapidlyandinacontinuouslyvariablemanner.Byselectionofappropriatecombinationsofthermalmass-flowcontrollersandwithuseofpuregases,thevolumefractionofthecomponentofinterestinthecomplementarygascanbevariedbyafactorof1000.Therelativeexpandeduncertaintyofmeasurement,U,obtainedbymultiplyingtherelativecombinedstandarduncertaintybyacoveragefactor,k=2,isnotgreaterthan2%.Ifpre-mixedgasesareusedinsteadofpuregases,molefractionsbelow10canbeobtained.Themeasurementofmassflowisnotabsoluteandtheflowcontrollerrequiresindependentcalibration.Themeritsofthemethodarethatalargequantityofthegasmixturecanbepreparedonacontinuousbasisandthatmulti-componentmixturescanbepreparedasreadilyasbinarymixturesiftheappropriatenumberofthermalmass-flowcontrollersisutilized.Gasblendingsystems,baseduponthermalmass-flowcontrollers,andsomeincludingthefacilityofcomputerizationandautomaticcontrol,arecommerciallyavailable.
【中国标准分类号】:Z15
【国际标准分类号】:
【页数】:22P;A4
【正文语种】:英语