【英文标准名称】:Smallcraft-Stabilityandbuoyancyassessmentandcategorization-Part1:Non-sailingboatsofhulllengthgreaterthanorequalto6m(ISO12217-1:2002+Amd1:2009);GermanversionENISO12217-1:2002+A1:2009
【原文标准名称】:小艇的稳定性,浮力评定和分类.第1部分:船身长度大于或等于6m的非航行艇(ISO12217-1:2002+修改件1:2009),ENISO12217-1:2002+A1:2009
【标准号】:DINENISO12217-1-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-11
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Boats;Buoyancy;Categories;Classification;Definitions;Flooding;Hulls;Loadingcondition;Mathematicalcalculations;Safetyagainstoverturning;Shipbuilding;Smallcraft;Specification(approval);Stability;Testing;Vessels
【摘要】:ThispartofISO12217specifiesmethodsforevaluatingthestabilityandbuoyancyofintact(i.e.undamaged)boats.Theflotationcharacteristicsofboatsvulnerabletoswampingarealsoencompassed.TheevaluationofstabilityandbuoyancypropertiesusingthispartofISO12217willenabletheboattobeassignedtoadesigncategory(A,B,CorD)appropriatetoitsdesignandmaximumtotalload.ThispartofISO12217isprincipallyapplicabletoboatspropelledbyhumanormechanicalpowerof6muptoandincluding24mhulllength.However,itmayalsobeappliedtoboatsofunder6miftheydonotattainthedesireddesingcategoryspecifiedinISO12217-3andtheyaredeckedandhavequick-drainingrecesseswhichcomplywithISO11812.
【中国标准分类号】:U18
【国际标准分类号】:47_020_10;47_080
【页数】:62P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforMeasurementofSmokeObscurationUsingaConicalRadiantSourceinaSingleClosedChamber,WiththeTestSpecimenOrientedHorizontally
【原文标准名称】:在单个闭室中利用带水平试样的锥形辐射源测量烟雾昏暗度的标准试验方法
【标准号】:ASTME1995-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:E05.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:coneheater;fire;fire-test-responsecharacteristic;opticaldensity;smoke;smokeobscuration;Calibration--air/atmosphericanalysisinstruments;Calibration--temperatureanalysisinstrumentation;Closedchambertesting;Conicalradiantheater;Fir
【摘要】:Thistestmethodprovidesameansfordeterminingthespecificopticaldensityofthesmokegeneratedbyspecimensofmaterials,products,orassembliesunderthespecifiedexposureconditions.Valuesdeterminedbythistestarespecifictothespecimenintheformandthicknesstestedandarenotinherentfundamentalpropertiesofthematerial,product,orassemblytested.Thistestmethodusesaphotometricscaletomeasuresmokeobscuration,whichissimilartotheopticaldensityscaleforhumanvision.Thetestmethoddoesnotmeasurephysiologicalaspectsassociatedwithvision.Atthepresenttimenobasisexistsforpredictingthesmokeobscurationtobegeneratedbythespecimensuponexposuretoheatorflameunderanyfireconditionsotherthanthosespecified.Moreover,aswithmanysmokeobscurationtestmethods,thecorrelationwithmeasurementsbyothertestmethodshasnotbeenestablished.Thecurrentsmokedensitychambertest,TestMethodE662,isusedbyspecifiersoffloorcoveringsandintherailtransportationindustries.Themeasurementofsmokeobscurationisimportanttotheresearcherandtheproductdevelopmentscientist.Thistestmethod,whichincorporatesimprovementsoverTestMethodE662,alsowillincreasetheusefulnessofsmokeobscurationmeasurementstothespecifierandtoproductmanufacturers.ThefollowingareimprovementsofferedbythistestmethodoverTestMethodE662:thehorizontalspecimenorientationsolvestheproblemofmeltingandflamingdripsfromverticallyorientedspecimens;theconicalheatsourceprovidesamoreuniformheatinput;theheatinputcanbevariedoverarangeofupto50kW/m2,ratherthanhavingafixedvalueof25kW/m2;and,the(optional)loadcellpermitscalculationstobemadeofmassopticaldensity,whichassociatesthesmokeobscurationfire-test-responsecharacteristicmeasuredwiththemassloss.Limitations:Thefollowingbehaviorduringatestrendersthattestinvalid:aspecimenbeingdisplacedfromthezoneofcontrolledirradiancesoastotouchthepilotburnerorthepilotflame;extinctionofthepilotflame(evenforashortperiodoftime)intheflamingmode;moltenmaterialoverflowingthespecimenholder;or,self-ignitioninthenonflamingmode.Asisusualinsmall-scaletestmethods,resultsobtainedfromthistestmethodhaveproventobeaffectedbyvariationsinspecimengeometry,surfaceorientation,thickness(eitheroverallorindividuallayer),mass,andcomposition.Theresultsofthetestapplyonlytothethicknessofthespecimenastested.Nosimplemathematicalformulaexiststocalculatethespecificopticaldensityofaspecimenataspecimenthicknessdifferentfromthethicknessatwhichitwastested.Theliteraturecontainssomeinformationonarelationshipbetweenopticaldensityandspecimenthickness[1].Resultsobtainedfromthistestmethodareaffectedbyvariationsinthepositionofthespecimenandradiometerrelativetotheradiantheatsource,sincetherelativepositioningaffectstheradiantheatflux(seealsoAppendixX2).Thetestresultshaveprovensensitivetoexcessiveaccumulationsofresidueinthechamber,whichserveasadditionalinsulators,tendingtoreducenormallyexpectedcondensationoftheaerosol,therebyraisingthemeasuredspecificopticaldensity(see5.5.8.3and11.1.2).Themeasurementsobtainedhavealsoprovensensitivetodifferencesinconditioning(seeSection10).Manymaterials,products,orassemblies,suchassomecarpeting,wood,plastics,ortextiles,requirelongperiodstoattainequilibrium(constantweight)eveninaforced-draftconditioningchamber.Thissensitivityreflectstheinherentnatu......
【中国标准分类号】:C80
【国际标准分类号】:13_220_40
【页数】:24P.;A4
【正文语种】:英语
基本信息
| 标准名称： | 固定式双管卡箍 |
| 发布日期： | 1980-05-06 |
| 实施日期： | 1981-08-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 1900-01-01 |
| 出版日期： | 1900-01-01 |
适用范围
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前言
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目录
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引用标准
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所属分类： 航空 航天 航空器与航天器零部件 管件 卡箍 密封件