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【英文标准名称】:Firehazardtesting-Part7-1:toxicityoffireeflluent-Generalguidance.
【原文标准名称】:着火危险试验.第7-1部分:燃烧废物的毒性.通用指南
【标准号】:NFC20-924-7-1-2004
【标准状态】:现行
【国别】:法国
【发布日期】:2004-12-01
【实施或试行日期】:2004-12-05
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:燃烧试验;燃烧特性;毒物;指导手册;危害;定义;防火安全;危险;评定;一般条件;有毒物质;火焰表面传播;着火;试验;电气元件;电气工程;材料;电工产品;火灾危险;方法;毒性
【英文主题词】:Burningbehaviours;Danger;Definition;Definitions;Electricalcomponents;Electricalengineering;Electrotechnicalproducts;Evaluations;Firegas;Firerisks;Firesafety;Firetests;Firing;Generalconditions;Guidebooks;Hazards;Materials;Methods;Surfacespreadofflame;Testing;Toxic;Toxicmaterials;Toxicity
【摘要】:
【中国标准分类号】:C80
【国际标准分类号】:13_220_40;29_020
【页数】:23P.;A4
【正文语种】:其他


【英文标准名称】:StandardTestMethodsforLossonIgnition(LOI)ofSolidCombustionResidues
【原文标准名称】:固体燃烧残留物灼烧损失(LOI)的标准试验方法
【标准号】:ASTMD7348-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:D05.29
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:ash;combustionresidues;lossonignition;LOI;macrothermogravimetricanalysis;macroTGA;Combustion--coalprocesses;Lossonignition(LOI);Residueonignition;Thermogravimetricanalysis(TGA)
【摘要】:LOIreferstothemasslossofacombustionresiduewheneveritisheatedinanairoroxygenatmospheretohightemperatures.Inthecementindustry,useofthetermLOInormallyreferstoamasslossinasampleheatedto950x00B0;C.Tocombustionengineers,thetermLOInormallyreferstomasslossesinsamplesheatedtotemperaturesnormallylessthan950x00B0;C.ThesetestmethodsestablishaprocedurefordeterminingLOIvaluesforcombustionresiduesheatedto750x00B0;Cor950x00B0;C.LOIvaluesfromthesetestmethodscanbeusedbyindustriesthatutilizecombustionresiduesinvariousprocessesandproducts.Ifthesolidcombustionresidueisheatedtoestimatethecombustibleorunburnedcarboninthesample,ithasbeenshownthatLOIandestimationofunburnedcarbondonotnecessarilyagreewellwitheachotherandthatLOIshouldnotbeusedasanestimateofunburnedcarboninallcombustionresidues..Directdeterminationofunburned(combustible)carboncanbecarriedoutusingTestMethodD6316.Ifthesolidcombustionresidueisheatedtoprepareanashforthedeterminationoftheconcentrationsofmajorandminorelements,usetheheatingproceduredescribedinTestMethodsD3682,D4326,andD6349,ortheproceduresforthe750x00B0;CLOIdeterminationdescribedinthesetestmethods(MethodA).Ifthesolidcombustionresidueisheatedtoprepareanashforthedeterminationoftheconcentrationsoftraceelements,usetheheatingproceduredescribedinTestMethodsD3683andD6357.Note18212;Combustionresiduesproducedinfurnaceoperationsorothercombustionsystemscandifferfromtheashyield,asdeterminedinTestMethodsD3174andD5142,becausecombustionconditionsinfluencethechemistryandamountofash.Combustioncausesanexpulsionofallwater,thelossofcarbondioxidefromcarbonates,theconversionofmetalsulfidesintometaloxides,metalsulfatesandsulfuroxides,andotherchemicalreactions.Likewise,thex201C;ashx201D;obtainedafterignitingcombustionresiduescandifferincompositionandamountfromTestMethodsD3174andD5142ashyieldsbecauseofdifferentheatingprocedures,combustionofunburnedcarbon,anddecompositionofmaterialsintheresidue.1.1Thesetestmethodscoverthedeterminationofthemasslossfromsolidcombustionresiduesuponheatinginanairoroxygenatmospheretoaprescribedtemperature.Themasslosscanbeduetothelossofmoisture,carbon,sulfur,andsoforth,fromthedecompositionorcombustionoftheresidue.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J91
【国际标准分类号】:27_020
【页数】:7P.;A4
【正文语种】:英语