【英文标准名称】:Recommendationsforsmallrenewableenergyandhybridsystemsforruralelectrification-Selectionofself-ballastedlamps(CFL)forruralelectrificationsystemsandrecommendationsforhouseholdlightingequipment
【原文标准名称】:农村电气化用小型可再生能源和混合系统的建议.农村电气化系统用自镇流灯(CFL)的选择和家用照明设备的建议
【标准号】:BSDDIEC/TS62257-12-1-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-08-31
【实施或试行日期】:2007-08-31
【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】:放电灯附属器具;镇流器;定义;放电灯;电灯;电力系统;电气工程;电气设备;电气安全;电驱动装置;能量;供能系统(建筑物);荧光灯;完整的;电连接接口;灯;照明系统;发电站;发电;可再生的;可再生能源;农村地区;农村电网;用户界面
【英文主题词】:Auxiliariesfordischargelamps;Ballasts;Definitions;Dischargelamps;Electricballasts;Electriclamps;Electricpowersystems;Electricalengineering;Electricalequipment;Electricalsafety;Electrically-operateddevices;Energy;Energysupplysystems(buildings);Fluorescentlamps;Integrated;Interfacesofelectricalconnections;Lamps;Lightingsystems;Powergeneratingplant;Powergeneration;Renewable;Renewableenergy;Ruralareas;Ruralelectricpowernetworks;Userinterface
【摘要】:DecentralizedRuralElectrificationSystems(DRES)aredesignedtosupplyelectricpowertositeswhicharenotconnectedtoalargeinterconnectedsystem,oranationalgrid.AsdescribedintheIEC62257-1,thesesystemsinclude:?anelectricalpowerproductionsubsystem;?asecondarygridforsharing/distributingthispower,whenthesystemisacollectiveelectrificationsystem(microgrid);?asubsystemforutilizingthiselectricalpowerasademandsubsystemincludingthein-housewiringanduser'selectricalappliances.Inmanysituations,lightingisthemostexpectedapplicationoftheruralelectrificationprocessandthefirstapplicationthattheusersmayafford.Foragivenlightingperformance,theelectricalcharacteristicsofthelampsmayvary,particularlythepowerfactorandtheharmoniccontent.Onlargegrids,theimpactofthesecharacteristicsisgenerallynotamajorissue.InthecontextoftheelectrificationsystemsconsideredintheIEC62257series,themainapplicationsarelightingandTV.Inthesesmallsystems,thepowerfactorandtheharmoniccontentofthesuppliedapplianceshaveahighimpactonthedesignandthesizingoftheproductionanddistributionsubsystemsaswellasonthequalityoftheserviceprovided.Projectimplementerscannotaffordanover-sizingofanypartofthesystem.Forthisreason,theyhavetomakesurethattheselectedapplianceshavecharacteristicswhichdonotadverselyaffectthecostoftheequipmentnecessarytoprovidethequalityofservicerequiredbytheGeneralSpecificationoftheproject.Somerelevantproductsareavailableonthemarket(highpowerfactorandlowharmoniccontent).Thepurposeofthistechnicalspecificationistohelpprojectimplementerstodiscriminate,inapotentialsourcingpanel,themodelsoflampswhichcouldhavethelowestimpactonthewholesystem(generationanddistributionsubsystems).Thisspecificationdealswithintegralcompactfluorescenttechnologylamps:?powerlessthan60W;?withanEdisonscrewE27orbayonetB22cap;?withnominalvoltagefrom100Vto250Va.c.IEC60969specifiestheperformancerequirementstogetherwiththetestmethodsandconditionsrequiredtoshowcomplianceoftubularfluorescentandothergas-dischargelampswithintegratedmeansforcontrollingstartingandstableoperation(self-ballastedlamps)intendedfordomesticandsimilargenerallightingpurpose.Thisspecificationmustbeconsideredasthereferenceforthemanufacturers.Thistechnicalspecificationproposescomparativeteststhatcouldbeparticularlyusefulforprojectimplementerstotestinlaboratoriesofdevelopingcountriesthecapabilityofproductstobeusedfortheirproject.Thetestscanbeperformedlocally,ascloseaspossibleoftherealsiteoperatingconditions.Thistechnicalspecificationdoesnotcoverotherlamptechnologies(e.g.d.c.lamps,leds,etc)howeversimilarprinciplescanbeusedforsuchcomparativetesting.AdditionallysomerecommendationsaresuggestedinAnnexAinordertoenhancetheperformancesoreffectivenessofthelightingsourcesusingaluminaire.Thisspecificationisnotatypeapprovalstandard.ItisatechnicalspecificationtobeusedasguidelinesanddoesnotreplaceanyexistingIECstandardonlamps.
【中国标准分类号】:K72
【国际标准分类号】:27_190;29_140_30;29_140_99
【页数】:20P.;A4
【正文语种】:英语


【英文标准名称】:StandardSpecificationforWeldedUNSN08120,UNSN08800,UNSN08810,andUNSN08811AlloyTubes
【原文标准名称】:焊接的UNSN08120、UNSNO8800、UNSN08810和UNSNO8811合金管标准规范
【标准号】:ASTMB515-1995
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:铁;合金;焊接的;管;有色金属;铬;镍
【英文主题词】:tubes;iron;alloys;chromium;non-ferrousmetals;pipes;welded;nickel
【摘要】:
【中国标准分类号】:H62
【国际标准分类号】:23_040_15
【页数】:2P;A4
【正文语种】:英语