Wood gas as engine fuel

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1、WoodgasasenginefuelMechanicalWoodProductsBranchForestIndustriesDivisionFAOForestryDepartmentThedesignationsemployedandthepresentationofmaterialinthispublicationdonotimplytheexpressionofanyopinionwhatsoeveronthepartoftheFoodandAgricultureOrganizationoftheUnitedNationsconcerningthelegalstatusofanycou

2、ntry,territory,cityorareaorofitsauthorities,orconcerningthedelimitationofitsfrontiersorboundaries.M-38ISBN92-5-102436-7Allrightsreserved.Nopartofthispublicationmaybereproduced,storedinaretrievalsystem,ortransmittedinanyformorbyanymeans,electronic,mechanical,photocopyingorotherwise,withoutthepriorpe

3、rmissionofthecopyrightowner.Applicationsforsuchpermission,withastatementofthepurposeandextentofthereproduction,shouldbeaddressedtotheDirector,PublicationsDivision,FoodandAgricultureOrganizationoftheUnitedNations,ViadelleTermediCaracalla,00100Rome,Italy.©FAO1986Thiselectronicdocumenthasbeenscannedus

4、ingopticalcharacterrecognition(OCR)softwareandcarefulmanualrecorrection.Evenifthequalityofdigitalisationishigh,theFAOdeclinesallresponsibilityforanydiscrepanciesthatmayexistbetweenthepresentdocumentanditsoriginalprintedversion.TableofContentsPrefaceChapter1-Introduction1.1Background1.2Thepresentcas

5、eforwoodgasifiers1.3Overviewofthecontentsofthispublication1.4WhattoexpectfromawoodgasifiersystemChapter2-Smallwoodandcharcoalgasifiersforoperationofinternalcombustionengines2.1Fuellingofenginesbyproducergas2.1.1Possibilitiesofusingproducergaswithdifferenttypesofengines2.1.2Enginepoweroutputusingpro

6、ducergas2.1.3Maximizingthepoweroutputinproducer-gasoperation2.1.4Resultingpoweroutput2.1.5Gasqualityrequirementsfortrouble-freeoperation2.1.6UseofStirlingenginesorgasturbineswithproducergas2.2Theoryofgasification2.2.1Predictionofthegascomposition2.2.2Gasifierefficiency2.3Typesofgasifiers2.3.1Updrau

7、ghtorcountercurrentgasifier2.3.2Downdraughtorco-currentgasifiers2.3.3.Cross-draughtgasifier2.3.4.Fluidizedbedgasifier2.3.5Othertypesofgasifiers2.4Gasificationfuels2.4.1Needforselectionoftherightgasifierfore