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【英文标准名称】:StandardSpecificationforMachineandCoilChain
【原文标准名称】:机器链和盘旋链的标准规范
【标准号】:ASTMA467/A467M-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】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:脚轮;链条;机器;钢
【英文主题词】:Castors;Chains;Machines;Steels
【摘要】:
【中国标准分类号】:
【国际标准分类号】:21_220_30
【页数】:4P;A4
【正文语种】:英语


【英文标准名称】:StandardGuideforDesign,Fabrication,andInstallationofNuclearFuelDissolutionFacilities
【原文标准名称】:核燃料溶解装置的设计、制造和安装的标准指南
【标准号】:ASTMC1062-2000(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2000
【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】:C26.09
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:Carbon-14removal;Chemicalanalysis--nuclearmaterials;Chemicallaboratories;Contamination--nuclear;Corrosion--nuclearapplications;Criticalitycontrol;Decayrates;Design--nuclearmaterials/applications;Dissolution;Fabricatedmaterials;Fueltran
【摘要】:Thepurposeofthisguideistoprovideinformationthatwillhelptoensurethatnuclearfueldissolutionfacilitiesareconceived,designed,fabricated,constructed,andinstalledinaneconomicandefficientmanner.Thisguidewillhelpfacilitiesmeettheintendedperformancefunctions,eliminateorminimizethepossibilityofnuclearcriticalityandprovidefortheprotectionofboththeoperatorpersonnelandthepublicatlargeundernormalandabnormal(emergency)operatingconditionsaswellasundercrediblefailureoraccidentconditions.1.1Itistheintentofthisguidetosetforthcriteriaandproceduresforthedesign,fabricationandinstallationofnuclearfueldissolutionfacilities.Thisguideappliestoandencompassesallprocessingstepsoroperationsbeyondthefuelshearingoperation(notcovered),uptoandincludingthedissolvingaccountabilityvessel.1.2ApplicabilityandExclusions:1.2.1Operations8212;Thisguidedoesnotcovertheoperationofnuclearfueldissolutionfacilities.Someoperatingconsiderationsarenotedtotheextentthattheseimpactuponorinfluencedesign.1.2.1.1DissolutionProcedures8212;Fuelcompositions,fuelelementgeometry,andfuelmanufacturingmethodsaresubjecttocontinuouschangeinresponsetothedemandsofnewreactordesignsandrequirements.Thesechangesprecludetheinclusionofdesignconsiderationsfordissolverssuitablefortheprocessingofallpossiblefueltypes.Thisguidewillonlyaddressequipmentassociatedwithdissolutioncyclesforthosefuelsthathavebeenusedmostextensivelyinreactorsasofthetimeofissue(orrevision)ofthisguide.(SeeAppendixX1.)1.2.2Processes8212;Thisguidecoversthedesign,fabricationandinstallationofnuclearfueldissolutionfacilitiesforfuelsofthetypecurrentlyusedinPressurizedWaterReactors(PWR).BoilingWaterReactors(BWR),PressurizedHeavyWaterReactors(PHWR)andHeavyWaterReactors(HWR)andthefueldissolutionprocessingtechnologiesdiscussedherein.However,muchoftheinformationandcriteriapresentedmaybeapplicabletotheequipmentforotherdissolutionprocessessuchasforenricheduranium-aluminumfuelsfromtypicalresearchreactors,aswellasfordissolutionprocessesforsomethoriumandplutonium-containingfuelsandothers.Theguidedoesnotaddressequipmentdesignforthedissolutionofhighburn-upormixedoxidefuels.1.2.2.1Thisguidedoesnotaddressspecialdissolutionprocessesthatmayrequiresubstantiallydifferentequipmentorposedifferenthazardsthanthoseassociatedwiththefueltypesnotedabove.Examplesofprecludedcasesareelectrolyticdissolutionandsodium-bondedfuelsprocessing.Theguidedoesnotaddressthedesignandfabricationofcontinuousdissolvers.1.2.3Ancillaryorauxiliaryfacilities(forexample,steam,coolingwater,electricalservices)arenotcovered.Coldchemicalfeedconsiderationsareaddressedbriefly.1.2.4DissolutionPretreatment8212;Fuelpretreatmentstepsincidentaltothepreparationofspentfuelassembliesfordissolutionreprocessingarenotcoveredbythisguide.Thisexclusionappliestothermaltreatmentstepssuchasx201C;Voloxidationx201D;todriveoffgasespriortodissolution,tomechanicaldecladdingoperationsorprocessstepsassociatedwithfuelelementsdisassemblyandremovalofendfittings,tochoppingandshearingoperations,andtoanyotherpretreatmentoperations......
【中国标准分类号】:F46
【国际标准分类号】:27_120_30
【页数】:17P.;A4
【正文语种】:英语