BS EN 13744-2004 运动场表面.热水浸渍所致的加速老化过程
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【英文标准名称】:Surfacesforsportsareas-Procedureforacceleratedageingbyimmersioninhotwater
【原文标准名称】:运动场表面.热水浸渍所致的加速老化过程
【标准号】:BSEN13744-2004
【标准状态】:现行
【国别】:英国
【发布日期】:2004-10-13
【实施或试行日期】:2004-10-13
【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】:老化;老化试验;体育活动使用地板;运动设施;塑料;试样;试样;铺地织物;浸渍试验;高聚物;运动场;试验;人工的;浸渍;老化稳定性;物理性能;耐水解;热水;地板覆盖物;人工老化试验;建筑
【英文主题词】:
【摘要】:Thisdocumentdescribesaprocedureforsubjectingtestpiecestakenfromsurfacesforsportsareastoacceleratedageingbyimmersioninhotwater.TestpiecesareagedtopermitacomparisonoftheirphysicalcharacteristicsbeforeandafterageinginaccordancewithEuropeanStandardtestmethodsforsurfacesforsportsareas.Thismethodissuitableforageingalltypesofsportssurfaces,exceptforwoodensurfaces,usingtestpiecesinthelaboratory,butisprimarilyintendedforageingpolymericsurfaces.Theprocedureallowsameasureoftheeffectonthephysicalcharacteristicsofthesportssurfaceduetoexposuretowateratelevatedtemperaturestobemade.NOTEResultsfromtestsonmaterialswhichexhibittemporarychangesinpropertiesduetomoistureshouldbeinterpretedwithcaution.
【中国标准分类号】:P32
【国际标准分类号】:97_150;97_220_10
【页数】:8P;A4
【正文语种】:英语
基本信息
标准名称: | 13926Kbit/s光端机质量分等标准 |
中标分类: |
通信、广播 >>
通信设备 >>
光通信设备 |
ICS分类: |
电信、音频和视频技术 >>
光纤通信 >>
其他光纤设备
|
发布部门: | 邮电部 |
发布日期: | 1994-05-21 |
实施日期: | 1994-05-21 |
首发日期: | 1900-01-01 |
作废日期: | 2009-12-01 |
提出单位: | 中华人民共和国邮电部 |
归口单位: | 邮电部邮电工业标准化研究所 |
起草单位: | 邮电部邮电工业标准化研究所 |
起草人: | 郑培英、陈竟先 |
出版社: | 人民邮电出版社 |
出版日期: | 1994-05-21 |
页数: | 12页 |
适用范围
本标准规定了139 264kbit/s光端机的质量等级及其要求。
本标准适用于139 264kbit/s光端机,是考核139 264kbit/s光端机产品质量等级的依据。
本标准不适用于产品分选。
前言
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目录
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引用标准
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所属分类: 通信 广播 通信设备 光通信设备 电信 音频和视频技术 光纤通信 其他光纤设备
【英文标准名称】:Specificationfortheinstallationandmaintenanceofgasfires,convectorheaters,fire/backboilersanddecorativefueleffectgasappliances—Part2:Insetlivefueleffectgasfiresofheatinputnotexcee
【原文标准名称】:燃气炉、对流式加热器、回火锅炉和装饰性燃料气体器具的安装和维修规范.输入热量不超过15kW的插入式燃料气体炉和回火锅炉(2类和3类家用燃气)
【标准号】:BS5871-2-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-04-13
【实施或试行日期】:2005-07-11
【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】:装配;安全措施;通风;流量测量;燃料效应装置;锅炉;烟道;排气;对流式加热器;燃烧产物;燃气加热器;燃气动力装置;火管锅炉;2类家用燃气;3类家用燃气;燃气对流供暖;维修;热水锅炉
【英文主题词】:Boilers;Combustionproducts;Convectionheaters;Exhaustgases;Fire-tubeboilers;Flowmeasurement;Flues;Fuel-effectappliances;Gasspaceheating;Gas-firedheaters;Gas-powereddevices;Hot-waterboilers;Installation;Maintenance;Safetymeasures;Ventilation;2ndfamilygases;3rdfamilygases
【摘要】:ThispartofBS5871specifiesinstallationandmaintenancerequirementsforinsetlivefueleffectgasfiresofheatinputnotexceeding15kW(16.6kWbasedongrosscalorificvalue)burning2ndand3rdfamilygasesforthepurposeofheatingroomsorspacesindomestic(seeNote5)orcommercialpremises.Combinedappliancesofthetypewhereafireisusedinconjunctionwithaboilerorcirculatorarealsocoveredinsofarastheinstallationofthecombinedapplianceisconcerned.Thestandardisapplicabletoappliancesintendedforinstallationeither:a)withinabuilder'sopeningand/orfireplacerecessandwhichmay,additionally,besuitableforinstallationinapurposedesignedmetalflueboxconformingtoBS715andflueconformingtotheconstructionalandtemperaturerequirementsofBSEN1856-1andBSEN1856-2;orb)usingadirectflueconnection,ifspecifiedinthemanufacturer'sinstructions;orc)inthecaseofaroomsealedappliance,usingaflueterminal/airductassemblysuppliedbytheappliancemanufacturer.Thisstandardcoverstheselectionofasuitableappliance,theventilationandflueingrequirements,andothermeasuresnecessarytoensureasafeinstallation.Thecentralheatingand/orhotwatersystemconnectedtoacombinedapplianceisnotwithinthescopeofthisstandardandreferenceshouldbemadetoBS5449(seeNote6)andBS5546forthispartofsuchaninstallation.ThisstandardisnotapplicabletomobileandportableappliancesconformingtoBSEN449ortoappliancesintouringcaravans.Additionalrequirementsfortheinstallationoffire/backboilersandfire/backcirculatorsarespecifiedinClauses15,16,17and18.NOTE1Insetlivefueleffectgasfiresdifferfromdecorativefueleffectgasappliances,whichburngassoastosimulateasolidfuelfireorproduceotherdecorativeeffects,inthattheyincorporateaheatexchangerandrestrictthepassageoftheproductsofcombustionbetweentheappliancefirebedandthechimneyorflue.TheonlydecorativefueleffectgasappliancescoveredbythispartofBS5871arethoseshowninFigurelb)anddetailedin1d)ofthecommentaryandrecommendationsonClause5ofthisstandard.NOTE2Unlessthecontextrequiresotherwise,insetlivefueleffectgasfiresarehereinafterreferredtoasfires.NOTE3Heatinputsinthisdocumentarebasedonnetcalorificvalue.Figuresbasedongrosscalorificvaluearegiveninparenthesiswheredeemednecessary.SeealsoClause5,commentaryandrecommendationsg).NOTE4Attentionisdrawntotheforewordconcerningtheinstallationofusedappliances.NOTE5Aswellasnormallyconstructeddwellings,domesticpremisesincludeanypermanentlysitedcaravanholidayhomes,residentialparkhomesandpermanentlymooredboats.SeeIGE/UP/8[8].NOTE6BS5449hasbeenpartlyreplacedbyBSEN12828andBSEN12831,andistobewithdrawnonceBSEN14336andBSEN14337arepublished.
【中国标准分类号】:Q82
【国际标准分类号】:97_100_20
【页数】:56P.;A4
【正文语种】:英语