BS EN 13578-2003 混凝土结构的保护和维修用产品与系统.试验方法.塑性混凝土的可混用性
作者:标准资料网 时间:2024-05-11 18:12:52 浏览:8727
来源:标准资料网
【英文标准名称】:Productsandsystemsfortheprotectionandrepairofconcretestructures-Testmethod-Compatibilityonwetconcrete
【原文标准名称】:混凝土结构的保护和维修用产品与系统.试验方法.塑性混凝土的可混用性
【标准号】:BSEN13578-2003
【标准状态】:现行
【国别】:英国
【发布日期】:2003-12-16
【实施或试行日期】:2003-12-16
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisEuropeanStandardspecifiesamethodfortestingadhesionandperceptiblechangesinthecoatingduringreversesidewateraction.Thetestcoverssituationssuchas:—coatingofyoung,watersaturated,surfacedryconcrete(e.g.coatingafter7days);—coatingofoldbutwatersaturated,surfacedryconcrete;—coatedconcretewithmoisturefrombehind(withoutadditionalhydrostaticpressure),causinganalkalineattacktothecoating.
【中国标准分类号】:P25
【国际标准分类号】:91_080_40
【页数】:12P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforthePreparationofSubstituteOceanWater
【原文标准名称】:海水代用品的标准实施规程
【标准号】:ASTMD1141-1998(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:D19.02
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:substitutebrine;substituteoceanwater;substitutesaltwater;substituteseawater;Brackishwater/brines;Oceans;Seawater(natural/synthetic);Specimenpreparation(fortesting)--watertesting
【摘要】:Thissubstituteoceanwatermaybeusedforlaboratorytestingwhereareproduciblesolutionsimulatingseawaterisrequired.Examplesarefortestsonoilcontamination,detergencyevaluation,andcorrosiontesting.Note28212;Thelackoforganicmatter,suspendedmatter,andmarinelifeinthissolutiondoesnotpermitunqualifiedacceptanceoftestresultsasrepresentingperformanceinactualoceanwater.Wherecorrosionisinvolved,theresultsobtainedfromlaboratorytestsmaynotapproximatethosesecuredundernaturaltestingconditionsthatdiffergreatlyfromthoseofthelaboratory,andespeciallywhereeffectsofvelocity,saltatmospheres,ororganicconstituentsareinvolved.Alsotherapiddepletionofreactingelementspresentinlowconcentrationssuggestscautionindirectapplicationofresults.1.1Thispracticecoversthepreparationofsolutionscontaininginorganicsaltsinproportionsandconcentrationsrepresentativeofoceanwater.Note18212;Sincetheconcentrationsofoceanwatervarieswithsamplinglocation,thegrossconcentrationemployedhereinisanaverageofmanyreliableindividualanalyses.Traceelements,occurringnaturallyinconcentrationsbelow0.005mg/L,arenotincluded.1.2Thispracticeprovidesthreestocksolutions,eachrelativelyconcentratedbutstableinstorage.Forpreparationofsubstituteoceanwater,aliquotsofthefirsttwostocksolutionswithaddedsaltarecombinedinlargervolume.Anaddedrefinementinadjustmentofheavymetalconcentrationisprovidedbytheadditionofasmallaliquotofthethirdstocksolutiontotheprevioussolution.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:C51
【国际标准分类号】:13_060_10
【页数】:3P.;A4
【正文语种】:英语
【英文标准名称】:GuideforArrayandBatterySizinginStand-AlonePhotovoltaic(PV)Systems
【原文标准名称】:单机光电(PV)设备中串联电池及电池尺寸用指南
【标准号】:ANSI/IEEE1562-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:蓄电池组;工程设计;光电的;尺寸;太阳能
【英文主题词】:Batteries;Engineeringdesign;Photovoltaics;Size;Solarenergy
【摘要】:Thisguideprovidesinformationtoassistinsizingthearrayandbatteryofastand-alonephotovoltaicsystem.SystemsconsideredinthisguideconsistofPVastheonlypowersourceandabatteryforenergystorage.Thesesystemsalsocommonlyemploycontrolstoprotectthebatteryfrombeingover-orunder-charged,andmayemployapowerconversionsubsystem(inverterorconverter).Thisguideisapplicabletoallstand-alonePVsystemswherePVistheonlychargingsource,anditcoverslead-acidbatteriesonly.
【中国标准分类号】:K84
【国际标准分类号】:
【页数】:
【正文语种】:英语
