重型燃气轮机燃气规范

1重型燃气轮机燃气规范2TABLEOFCONTENTS目录I.INTRODUCTION简介......................................................II.FUELGASCLASSIFICATION燃气分类....................................................A.NaturalGas,LiquefiedNaturalGas(LNG)AndLiquefiedPetroleumGas(LPG)天然气，液化天然气和液化石油气B.GasificationFuels气化燃料...............................................C.ProcessGases过程气体..................................................III.FUELPROPERTIES燃料特性...................................................A.HeatingValues热值......................................................B.ModifiedWobbeIndex(MWI)修正瓦伯指数............................................C.SuperheatRequirement过热度要求..................................................D.HydrocarbonDewPoint烃的露点.................................................E.MoistureDewPoint湿气的露点...................................................F.FlammabilityRatio可燃率.....................................................G.GasConstituentLimits气体成分限额..................................................H.GasFuelSupplyPressure气体燃料供应压力..............................................IV.CONTAMINANTS污染物...................................................A.Particulates微粒..........................................................B.Liquids液体.............................................................C.Sulfur硫.............................................................D.TraceMetals微量金属.....................................................V.SOURCESOFCONTAMINANTS污染物的来源................................................A.Particulates微粒..........................................................3B.Liquids液体.............................................................C.Sulfur硫.............................................................D.TraceMetals微量金属......E.Air空气.............................................................F.Steam蒸汽.........................................................G.Water水............................................................H.Fuel燃料............................................................APPENDIX附录Appendix1AppendixDefinitions附录1附加定义.............................................Appendix2ParticleSizeLimitations附录2微粒尺寸限额...........................................Appendix3EquivalentContaminantRelationships(allmachinesexceptFB,H-Class)附录3等价的污染物关系（除FB，H级外的所有燃机）...Appendix4MinimumGasFuelTemperatureReqirementCalculations附录4气体燃料最低温度要求计算...............Appendix5RelatedSpecificationDocuments附录5有关规范文献....................................LISTOFTABLES列表Table1.FuelGasClassification表1.燃气分类............................................Table2a.GasFuelSpecification表2a.气体燃料规范.............................................Table2b.GasFuelContaminantLevels表2b.气体燃料污染等级.......................................Table3.TestMethodsforGaseousFuels表3.气态燃料的测试方法.....................................LISTOFFIGURE列图Figure1.HydrogenandMoistureSuperheatRequirements图1.氢气和湿气过热要求....................Figure2.MoistureDewPointasaFunctionofConcentrationandGasPressureforaTypicalNaturalGasFuel图2.湿气的露点——典型天然气燃料的浓度和压力函数...........4I.INTRODUCTION简介GeneralElectricheavy-dutygasturbineshavetheabilitytoburnawideclassificationofgaseousfuelsasshowninTable1.Thepropertiesofthesegasescanvarysignificantlyduetotherelativeconcentrationsofthereactantandinertconstituents.Inordertoprotectthegasturbineandtoburnthesefuelsinanefficientandtroublefreemanner,allowablerangesaredefinedinthisspecificationforphysicalproperties,constituentsandcontaminants.GE重型燃气轮机能够燃烧种类广泛的气体燃料，如表1所示。这些气体燃料的特性由于相应的反应物和惰性成分的浓度不同而变化非常之大。为了保护燃气轮机，高效且无故障地燃烧这些燃料，本规范对其物理特性、成分及污染物划定了许用范围，Table2aspecifiestheallowablelimitsforthefuelpropertiesandconstituentsandTable2bliststhelimitationoncontaminants.Thesetablesprovideascreenforfuelsthatareacceptableforallframesizesandcombustortypes.Fuelsthatfalloutsideoftheselimitsmaybeacceptableforspecificapplicationse.g.ahighhydrogenfuelcanbeusedwithstandardcombustorsinmostcases.ContactGEforfurtherevaluationofthesefuels.表2a规定了这些燃料特性的许用限额，表2b列举对污染物的限额。这些表将所有结构尺寸和燃烧器类型都适用的燃料都展示出来了。超出这些限额的燃料可以用在特定的场合，例如在大多数情况下，含氢量高的燃料可以结合标准的燃烧器使用。这些燃料更详细的评价可以联系GE获得。Table3identifiestheacceptabletestmethodstobeusedfordetermininggasfuelpropertiesshowninTables2aand2b.表3区别了确定表2a和表2b中所列气体燃料特性采用的测试方法。ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁTABLE1表1FUELGASCLASSIFICATION气体燃料分类ÁFUEL燃料LHVBtu/scft低位发热量DIWEIIWEIMAJORCOMPONENTS主要成分ÁÁÁÁÁÁNaturalGasandLiquefiedNaturalGas天然气和液化天然气LiquefiedPetroleumGas液化石油气GasificationGases气化气-AirBlown鼓风气化-OxygenBlown吹氧气化ÁProcessGases处理气Á处理800-2002300-3200100-150200-400ÁÁÁ300-1000ÁÁÁÁÁÁÁMethane甲烷Propane,Butane丙烷，丁烷CarbonMonoxide,一氧化碳Hydrogen,Nitrogen,WaterVapor氢气,氮气,水蒸气CarbonMonoxide,Hydrogen,WaterVaporr一氧化碳，氢气,水蒸气Methane,Hydrogen,甲烷,氢气CarbonMonoxide,CarbonDioxide一氧化碳,二氧化碳ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ5ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁTABLE2a表2aGASFUELSPECIFICATION(seenotes1and2)气体燃料规范(见注释1和2)ÁÁFUELPROPERTIES燃料特性MAX最大MIN最小NOTES注释GasFuelPressure气体燃料压力Varieswithunitandcombustortype随机组和燃烧器类型变化Varieswithunitandcombustortype随机组和燃烧器类型变化Seenote3见注释3GasFuelTemperature,F气体燃料温度,Fseenote4见注释4V