MIL-W-3947B (NOTICE 2)
作者:标准资料网 时间:2024-05-26 10:49:57 浏览:8731
来源:标准资料网
MIL-W-3947B (NOTICE 2), MILITARY SPECIFICATION: WEIGHT AND BALANCE CONTROL SYSTEM FOR GUIDED MISSILES AND SPACE LAUNCH VEHICLES (27 NOV 1997) [S/S BY SAWR-RP9]., MIL-W-3947B and Notice 1 are inactive for new design. Refer to the Department of Defense,Adopted, Society of Allied Weight Engineers (SAWE). Recommended Practice No. 9, "Weightand Balance Control System for Guided Missiles and Space Launch Vehicles," for new design.
【英文标准名称】:StandardTestMethodforNuclear-GradeActivatedCarbon
【原文标准名称】:核级活性碳的标准试验方法
【标准号】:ASTMD3803-1991(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1991
【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】:D28.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Activatedcarbon;Containmentsystems/applications;Iodineretentiontest;Methyliodidepenetrationtest;Nuclearreactorvessels
【摘要】:Theresultsofthistestmethodgiveaconservativeestimateoftheperformanceofnuclear-gradeactivatedcarbonusedinallnuclearpowerplantHVACsystemsfortheremovalofradioiodine.1.1Thistestmethodisaverystringentprocedureforestablishingthecapabilityofnewandusedactivatedcarbontoremoveradio-labeledmethyliodidefromairandgasstreams.Thesingletestmethoddescribedisforapplicationtobothnewandusedcarbons,andshouldgivetestresultscomparabletothoseobtainedfromsimilartestsrequiredandperformedthroughouttheworld.Theconditionsemployedwereselectedtoapproximateoperatingoraccidentconditionsofanuclearreactorwhichwouldseverelyreducetheperformanceofactivatedcarbons.Increasingthetemperatureatwhichthistestisperformedgenerallyincreasestheremovalefficiencyofthecarbonbyincreasingtherateofchemicalandphysicalabsorptionandisotopicexchange,thatis,increasingthekineticsoftheradioiodineremovalmechanisms.Decreasingtherelativehumidityofthetestgenerallyincreasestheefficiencyofmethyliodideremovalbyactivatedcarbon.Thewatervaporcompeteswiththemethyliodideforadsorptionsitesonthecarbon,andastheamountofwatervapordecreaseswithlowerspecifiedrelativehumidities,theeasieritisforthemethyliodidetobeadsorbed.Therefore,thistestmethodisaverystringenttestofnuclear-gradeactivatedcarbonbecauseofthelowtemperatureandhighrelativehumidityspecified.Thistestmethodisrecommendedforthequalificationofnewcarbonsandthequantificationofthedegradationofusedcarbons.1.1.1GuidancefortestingnewandusedcarbonsusingconditionsdifferentfromthistestmethodisofferedinAnnexA1.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G76
【国际标准分类号】:
【页数】:18P.;A4
【正文语种】:英语
【英文标准名称】:Fork-lifttrucks-Forkarms-Technicalcharacteristicsandtesting
【原文标准名称】:叉式起重车.叉臂.技术特性和试验
【标准号】:BSISO2330-1996
【标准状态】:作废
【国别】:英国
【发布日期】:1996-07-15
【实施或试行日期】:1996-07-15
【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】:变形;工业用货车;作标记;荷载能力;冲击试验;机械试验;物料搬运设备;吊钩;外观检查(试验);叉车;疲劳试验;高升程货车;物料搬运设备零部件;试样;载荷支撑部件;冲击强度;运载工具部件;挠曲试验;机械零部件
【英文主题词】:characteristics;forkarms;lifttrucks;definitions;forktrucks;industrialtrucks;handlingequipment;testing;specifications
【摘要】:
【中国标准分类号】:J80
【国际标准分类号】:53_060
【页数】:10P;A4
【正文语种】:英语