SAE ARP4737SUP1 Aircraft Deicing/Anti-Icing Methods (Supplement 1)
时间:2024-05-11 12:42:51 来源: 标准资料网 作者：标准资料网 阅读：8605
Product Code:SAE ARP4737SUP1
Title:Aircraft Deicing/Anti-Icing Methods (Supplement 1)
Issuing Committee:G-12m Methods Committee
Scope:This supplement forms a part of the Aerospace Recommended Practice ARP4737, Aircraft Deicing/Anti-icing Methods. It shall be used to identify SAE Types I, II and IV fluids holdover time guidelines.
【英文标准名称】:Smokeandheatcontrolsystems-Part8:Smokecontroldampers;GermanversionEN12101-8:2011
【原文标准名称】:烟和热控制系统.第8部分:排烟阀;德文版本EN12101-8-2011
【标准号】:DINEN12101-8-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-08
【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】:Aerodynamics;CEmarking;Chimneyflue;Classificationsystems;Compressedgases;Conformity;Conformityassessment;Construction;Constructionalproducts;Definitions;Design;Differentialpressures;Discharges;Documentations;Ducts;Eliminationofsmoke;Environmentaltesting;Erecting(constructionoperation);Fireextinguishers;Fireresistance;Firesafety;Firesafetyinbuildings;Firetechnology;Firetests;Firefighting;Flaps;Functions;Heatcontrol;Heatoutletsystems;Inspection;Installations;Leakage;Maintenance;Marking;Operationalsafety;Performance;Pressurereleases;Production;Productioncontrol;Safetyengineering;Smoke;Smokecontrol;Smokecontroldampers;Smokeextraction(buildings);Smokeextractionducts;Smokefunnel;Specification(approval);Structuralfireprotection;Testing;Thermalinsulation;Types
【摘要】:ThisEuropeanStandardappliestosmokecontroldampers,placedonthemarketandintendedtooperateaspartofapressuredifferentialsystemorsmokeandheatexhaustsystem.Thisstandardspecifiesrequirementsandgivesreferencetothetestmethodsdefinedforsmokecontroldampersandtheirassociatedcomponents,suchasactuatorswhichareintendedtobeinstalledinsuchsystemsinbuildings.Italsoprovidesfortheevaluationofconformityofthetheseproductstotherequirementsofthisstandard.Furthermore,provisiononmarkingandinformationoninstallationandmaintenanceoftheseproductsarealsogiven.
【中国标准分类号】:C84
【国际标准分类号】:13_220_99
【页数】:40P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDensityofSoilandRockinPlacebytheWaterReplacementMethodinaTestPit
【原文标准名称】:用测试井中水置换法就地测定土壤和岩石密度的标准试验方法
【标准号】:ASTMD5030-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:D18.08
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:密度;试验;土壤分析
【英文主题词】:acceptancetest;degreeofcompaction;densitytests;fieldtest;In-placedensity;pittest;qualitycontrol;testpitdensity;unitweight;waterpit;waterreplacementmethod
【摘要】:Thistestmethodisusedtodeterminethein-placeunitweightofcompactedmaterialsinconstructionofearthembankments,roadfills,andstructurebackfill.Forconstructioncontrol,itcanbeusedasthebasisforacceptanceofmaterialcompactedtoaspecifiedunitweightortoapercentageofamaximumunitweightdeterminedbyastandardlaboratorytestmethodsuchasdeterminedfromTestMethodsD698orD1557,subjecttothelimitationsdiscussedin1.4.Thistestmethodcanbeusedtodeterminein-placeunitweightofnaturalsoildeposits,aggregates,soilmixtures,orothersimilarmaterial.1.1Thistestmethodcoversthedeterminationofthein-placedensityandunitweightofsoilandrockusingwatertofillalinedtestpittodeterminethevolumeofthetestpit.Theuseoftheword"rock"inthistestmethodisusedtoimplythatthematerialbeingtestedwilltypicallycontainparticleslargerthan3in.(75mm).1.2Thistestmethodisbestsuitedfortestpitswithavolumebetweenapproximately3and100ft3(0.08and2.83m3).Ingeneral,thematerialstestedwouldhavemaximumparticlesizesover5in.(125mm).Thistestmethodmaybeusedforlargersizedexcavationsifdesirable.1.2.1Thisprocedureisusuallyperformedusingcircularmetaltemplateswithinsidediametersof3ft(0.9m)ormore.Othershapesormaterialsmaybeusedprovidingtheymeettherequirementsofthistestmethodandtheguidelinesgiveninfortheminimumvolumeofthetestpit.1.2.2TestMethodD4914maybeusedasanalternativemethod.Itsuse,however,isusuallyonlypracticalforvolumedeterminationoftestpitsbetweenapproximately1and6ft3(0.03and0.17m3).1.2.3TestMethodD1556orTestMethodD2167isusuallyusedtodeterminethevolumeoftestholessmallerthan1ft3(0.03m3).1.3Thetwoproceduresaredescribedasfollows:1.3.1ProcedureAIn-PlaceDensityandUnitWeightofTotalMaterial(Section).1.3.2ProcedureBIn-PlaceDensityandUnitWeightofControlFraction(Section10).1.4SelectionofProcedure1.4.1ProcedureAisusedwhenthein-placeunitweightoftotalmaterialistobedetermined.ProcedureAcanalsobeusedtodeterminepercentcompactionorpercentrelativedensitywhenthemaximumparticlesizepresentinthein-placematerialbeingtesteddoesnotexceedthemaximumparticlesizeallowedinthelaboratorycompactiontest(TestMethodsD698,D1557,D4253,D4254,D4564).ForTestMethodsD698andD1557only,theunitweightdeterminedinthelaboratorycompactiontestmaybecorrectedforlargerparticlesizesinaccordancewith,andsubjecttothelimitationsof,PracticeD4718.1.4.2ProcedureBisusedwhenpercentcompactionorpercentrelativedensityistobedeterminedandthein-placematerialcontainsparticleslargerthanthemaximumparticlesizeallowedinthelaboratorycompactiontestorwhenPracticeD4718isnotapplicableforthelaboratorycompactiontest.Thenthematerialisconsideredtoconsistoftwofractions,orportions.Thematerialfromthein-placeunitweighttestisphysicallydividedintoacontrolfractionandanoversizefractionbasedonadesignatedsievesize.Theunitweightofthecontrolfractioniscalculatedandcomparedwiththeunitweight(s)establishedbythelaboratorycompactiontest(s).Becauseofpossiblelowerdensitiescreatedwhenthereisparticleinterference(seePracticeD4718),thepercentcompactionofthecontrolfractionshouldnotbeassumedtorepresentthepercentcompactionofthetotalmaterialinthefield.1.4.3Normally,thecontrolfractionistheminusNo.4sievesizematerialforcohesiveornonfree-drainingmaterialsandtheminus3-i......
【中国标准分类号】:P13
【国际标准分类号】:
【页数】:13P.;A4
【正文语种】: