DIN VDE 0606-1976 750V以下的连接材料、250V以下安装用小型配电箱、仪表盘、仪表室和仪表配电室的VDE规范

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【英文标准名称】:Petroleumproducts-Predictionofthebulkmoduliofpetroleumfluidsusedinhydraulicfluidpowersystems
【原文标准名称】:石油产品.液压流体动力系统用石油流体体积模量的预测
【标准号】:BSISO6073-1998
【标准状态】:作废
【国别】:英国
【发布日期】:1998-12-15
【实施或试行日期】:1998-12-15
【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】:芳烃;液压液;脂族烃;矿物油;体积模量;石油产品;液压传动系统
【英文主题词】:definitions;petroleumproducts;bulkmodulus;hydraulicfluids;definition;compressibility;hydraulicfluidpower;hydrocarbons;hydraulicsystems;mathematicalcalculations;compacting
【摘要】:
【中国标准分类号】:E30
【国际标准分类号】:75_120
【页数】:16P;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodsforLimitingOxygen(Oxidant)ConcentrationinGasesandVapors
【原文标准名称】:气体和蒸气中限制的氧(氧化剂)浓度用标准试验方法
【标准号】:ASTME2079-2007
【标准状态】:现行
【国别】:
【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(US-ASTM)
【起草单位】:E27.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:浓缩;气体;氧;标准方法;试验方法;蒸汽
【英文主题词】:
【摘要】:Knowledgeofthelimitingoxygen(oxidant)concentrationisneededforsafeoperationofsomechemicalprocesses.Thisinformationmaybeneededinordertostartuporoperateareactorwhileavoidingthecreationofflammablegascompositionstherein,ortostoreorshipmaterialssafely.NFPA69providesguidanceforthepracticaluseofLOCdata,includingtheappropriatesafetymargintouse.ExamplesofLOCdataapplicationscanbefoundinreferences(2,3,4).Note28212;TheLOCvaluesreportedinreferences(5,6,and7),andrelieduponbyanumberofmodernsafetystandards(suchasNFPA69andNFPA86)wereobtainedmostlyina5-cmdiameterflammabilitytube.ThisdiametermaybetoosmalltomitigatetheflamequenchinginfluenceimpedingaccuratedeterminationoftheLOCofmostfuels.The4-LminimumvolumespecifiedinSection7wouldcorrespondtoadiameterofatleast20cm.Asaresult,someLOCvaluesdeterminedusingthisstandardareapproximately1.5vol.%lowerthanthepreviousvaluesmeasuredintheflammabilitytube,andaremoreappropriateforuseinfireandexplosionhazardassessmentstudies.MuchofthepreviousliteratureLOCdata(5,6,7)weremeasuredintheflammabilitytube.1.1Thesetestmethodscoverthedeterminationofthelimitingoxygen(oxidant)concentrationofmixturesofoxygen(oxidant)andinertgaseswithflammablegasesandvaporsataspecifiedinitialpressureandinitialtemperature.1.2Thesetestmethodsmayalsobeusedtodeterminethelimitingconcentrationofoxidizersotherthanoxygen.1.3Differentiationamongthedifferentcombustionregimes(suchasthehotflames,coolflamesandexothermicreactions)isbeyondthescopeofthesetestmethods.1.4Thesetestmethodsshouldbeusedtomeasureanddescribethepropertiesofmaterials,products,orassembliesinresponsetoheatandflameundercontrolledlaboratoryconditionsandshouldnotbeusedtodescribeorappraisethefirehazardorfireriskofmaterials,products,orassembliesunderactualfireconditions.However,resultsofthistestmaybeusedaselementsofafireriskassessmentwhichtakesintoaccountallofthefactorswhicharepertinenttoanassessmentofthefirehazardofaparticularenduse.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E20;E24
【国际标准分类号】:75_160_30
【页数】:10P.;A4
【正文语种】: