【英文标准名称】:forTreeCareOperations-Tree,Shrub,andOtherWoodyPlantManagement-StandardPractices(TreeRiskAssessmenta.TreeStructureAssessment)
【原文标准名称】:树木护理操作.树木,灌木和其它木本植物管理.标准操作规程(树木风险评估a.树木结构管理)
【标准号】:ANSIA300Part9-2011
【标准状态】:现行
【国别】:美国
【发布日期】:2011
【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】:
【英文主题词】:Assessment;Authorities;Care;Consumers;Drafting;Management;Managers;Owner;Plants;Privat;Properties;Property;Risk;Shrub;Shrubs;Standardperformance;Treeoperations
【摘要】:A300(Part9)TreeRiskAssessmentstandardsareperformancestandardsforriskassessmentsoftrees,shrubs,andotherwoodyplants.Itisaguideinthedraftingoftreeriskassessmentspecificationsforconsumersaswellasfederal,state,municipal,andprivateauthoritiesincludingpropertyowners,propertymanagers,andutilities.
【中国标准分类号】:B64
【国际标准分类号】:65_020_40;65_060_40
【页数】:
【正文语种】:英语


【英文标准名称】:StandardTestMethodforUsingaConeCalorimetertoDetermineFire-Test-ResponseCharacteristicsofInsulatingMaterialsContainedinElectricalorOpticalFiberCables
【原文标准名称】:用锥形量热计对电缆或光缆中绝缘材料的着火试验反应特性测定的标准试验方法
【标准号】:ASTMD6113-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D09.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:绝缘材料;防火安全;燃烧试验;电信;绝缘;热量计;电缆;纤维光缆
【英文主题词】:cable;conecalorimeter;electricalcable;electricalinsulation;fire;fire-testresponse;heatrelease;heatreleaserate;opticalfirecable;oxygenconsumptioncalorimetry;smokeobscuration
【摘要】:Thistestmethodisusedtodeterminetheheatreleaserateandanumberofotherfire-test-responsecharacteristicsasaresultofexposinginsulatingmaterialscontainedinelectricaloropticalcablestoaprescribedheatingfluxintheconecalorimeterapparatus.Quantitativeheatreleasemeasurementsprovideinformationthatispotentiallyusefulfordesignofelectricaloropticalcables,andproductdevelopment.Heatreleasemeasurementsprovideusefulinformationforproductdevelopmentbygivingaquantitativemeasureofspecificchangesinfireperformancecausedbycomponentandcompositemodifications.Heatreleasedatafromthistestmethodwillnotbepredictiveofproductbehavioriftheproductwillnotspreadflameoveritssurfaceunderthefireexposureconditionsofinterest.Thefire-test-responsecharacteristicsdeterminedbythistestmethodareaffectedbythethicknessofthematerialusedastestspecimen,whetherasaplaqueorascoatingonawireorcable.Thediameterofthewireorcableusedwillalsoaffectthetestresults.Aradiantexposureisusedasanenergysourceforthistestmethod.Thistypeofsourcehasbeenusedforcomparisonwithheatreleaserateandflamespreadstudiesofinsulatingmaterialsconstructedintocableswhenburninginaverticalcabletrayconfiguration(TestMethodsD5424andD5537)(2-9).Nodefinitiverelationshipshavebeenestablished.Thevalueofheatreleaseratecorrespondingtothecriticallimitbetweenpropagatingcablefiresandnon-propagatingfiresisnotknown.Thistestmethoddoesnotdeterminethenetheatofcombustion.Ithasnotbeendemonstratedthatthistestmethodiscapableofpredictingtheresponseofelectricaloropticalfibercablesinafullscalefire.Inparticular,thistestmethoddoesnotaddresstheself-extinguishingcharacteristicsofthecablesinafullscalefire.1.1Thisisafire-test-responsestandard.1.2Severalfire-test-responsecharacteristics,includingthetimetosustainedflaming,heatreleaserate,totalheatreleased,effectiveheatofcombustion,andspecificextinctionarea;aremeasuredorcalculatedbythistestmethodataconstantradiantheatingflux.Forspecificlimitationsseealso5.7andSection6.1.3Thetestsareconductedbyburningtheelectricalinsulatingmaterialscontainedinelectricaloropticalfibercableswhenthecabletestspecimens,excludingaccessories,aresubjectedtoradiantheat.1.4Thisstandardmeasuresanddescribestheresponseofmaterials,products,orassembliestoheatandflameundercontrolledconditions,butdoesnotbyitselfincorporateallfactorsrequiredforfirehazardorfireriskassessmentofthematerials,productsorassembliesunderactualfireconditions.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityorregulatorylimitationspriortouse.Forspecificprecautionarystatements,seeSection7.
【中国标准分类号】:G31;M33
【国际标准分类号】:13_220_40;29_035_01;33_180_10
【页数】:17P.;A4
【正文语种】: