ASTM F1197-2000(2007) 防水拉门控制系统标准规范
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来源:标准资料网
【英文标准名称】:StandardSpecificationforSlidingWatertightDoorControlSystems
【原文标准名称】:防水拉门控制系统标准规范
【标准号】:ASTMF1197-2000(2007)
【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】:F25.03
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:door;doorcontrol;electricdoorcontrol;electrohydraulicdoorcontrol;manualdoorcontrol;hydraulicdoorcontrol;marine;marinedoor;mechanicaldoorcontrol;powerdoorcontrol;ship;shipdoor;slidingdoor;watertightdoor;watertightslidingdoo
【摘要】:1.1Thisspecificationcoversthedesign,manufacture,andtestingofcontrolsandoperatingmechanismsforusewithslidingwatertightdoorsmeetingtherequirementsofSpecificationF1196.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.
【中国标准分类号】:U12
【国际标准分类号】:47_020_10
【页数】:4P.;A4
【正文语种】:英语
【英文标准名称】:Metalscaffolding.Couplers.Specificationforsteelandaluminiumcouplers,fittingsandaccessoriesforuseintubularscaffolding
【原文标准名称】:金属脚手架.第2部分:联接件.第2节:管式脚手架中用的钢的和铝的联接件、配件和附件的规范
【标准号】:BS1139Sec.2.2-1991
【标准状态】:作废
【国别】:英国
【发布日期】:1991-01-31
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:机械试验;设计;拆除;脚手架零件;结构钢;脚手架;施工设备;脚手架固定零件;建筑物维修保养;联结器套(脚手架);临时性建筑;定位销;抗拉强度;钢;机械零部件;旋转管接头;脚轮;铝合金
【英文主题词】:
【摘要】:
【中国标准分类号】:P96
【国际标准分类号】:
【页数】:12P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDeterminingTransmissivityandStorageCoefficientofBounded,Nonleaky,ConfinedAquifers
【原文标准名称】:测定有界非泄漏承压含水层透水率和储水系数的标准试验方法
【标准号】:ASTMD5270-1996(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1996
【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】:D18.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:aquiferboundaries;aquifertests;aquifers;confinedaquifers;controlwells;groundwater;hydraulicproperties;imagewells;observationwells;storagecoefficient;transmissivity;Aquifers;Boundaryconditions;Confinedaquifers;Controlwells;Draw-d
【摘要】:Assumptions:Thewelldischargesataconstantrate.Wellisofinfinitesimaldiameterandisopenthroughthefullthicknessoftheaquifer.Thenonleakyconfinedaquiferishomogeneous,isotropic,andareallyextensiveexceptwherelimitedbylinearboundaries.Dischargefromthewellisderivedinitiallyfromstorageintheaquifer;later,movementofwatermaybeinducedfromaconstant-headboundaryintotheaquifer.ThegeometryoftheassumedaquiferandwellareshowninFig.1orFig.2.Boundariesareverticalplanes,infiniteinlengththatfullypenetratetheaquifer.Nowaterisyieldedtotheaquiferbyimpermeableboundaries,whereasrechargingboundariesareinperfecthydraulicconnectionwiththeaquifer.Observationwellsrepresenttheheadintheaquifer;thatis,theeffectsofwellborestorageintheobservationwellsarenegligible.ImplicationsofAssumptions:Implicitintheassumptionsaretheconditionsofafully-penetratingcontrolwellandobservationwellsofinfinitesimaldiameterinaconfinedaquifer.Undercertainconditions,aquifertestscanbesuccessfullyanalyzedwhenthecontrolwellisopentoonlypartoftheaquiferorcontainsasignificantvolumeofwaterorwhenthetestisconductedinanunconfinedaquifer.TheseconditionsarediscussedinmoredetailinTestMethodD4105.Incasesinwhichthistestmethodisusedtolocateanunknownboundary,aminimumofthreeobservationwellsisneeded.Ifonlytwoobservationwellsareavailable,twopossiblelocationsoftheboundaryaredefined,andifonlyoneobservationwellisused,acircledescribingallpossiblelocationsoftheimagewellisdefined.Theeffectsofaconstant-headboundaryareoftenindistinguishablefromtheeffectsofaleaky,confinedaquifer.Therefore,caremustbetakentoensurethatacorrectconceptualmodelofthesystemhasbeencreatedpriortoanalyzingthetest.SeeGuideD4043.1.1Thistestmethodcoversananalyticalprocedurefordeterminingthetransmissivity,storagecoefficient,andpossiblelocationofboundariesforaconfinedaquiferwithalinearboundary.Thistestmethodisusedtoanalyzewater-levelorheaddatafromoneormoreobservationwellsorpiezometersduringthepumpingofwaterfromacontrolwellataconstantrate.Thistestmethodalsoappliestoflowingartesianwellsdischargingataconstantrate.Withappropriatechangesinsign,thistestmethodalsocanbeusedtoanalyzetheeffectsofinjectingwaterintoacontrolwellataconstantrate.1.2TheanalyticalprocedureinthistestmethodisusedinconjunctionwiththefieldprocedureinTestMethodD4050.1.3Limitations8212;ThevaliduseofthistestmethodislimitedtodeterminationoftransmissivitiesandstoragecoefficientsforaquifersinhydrogeologicsettingswithreasonablecorrespondencetotheassumptionsoftheTheisnonequilibriummethod(seeTestMethodD4106)(see5.1),exceptthattheaquiferislimitedinarealextentbyalinearboundarythatfullypenetratestheaquifer.Theboundaryisassumedtobeeitheraconstant-headboundary(equivalenttoastreamorlakethathydraulicallyfullypenetratestheaquifer)orano-flow(impermeable)boundary(equivalenttoacontactwithasignificantlylesspermeablerockunit).TheTheisnonequilibriummethodisdescribedinTestMethodsD4105andD4106.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itisthere......
【中国标准分类号】:P13
【国际标准分类号】:13_060_10
【页数】:7P.;A4
【正文语种】:英语
