沼气中硅氧烷的来源及其去除方法

12311．6100312．6100313．610014、。。X5B1000－4602201320－0019－03SourceofSiloxaneinBiogasandItsＲemovalYANGShun-sheng1CHENYu2HUANGYun3CAOZhou-rong11．SchoolofCivilEngineeringSouthwestJiaotongUniversityChengdu610031China2．SchoolofGeosciencesandEnvironmentalEngineeringSouthwestJiaotongUniversityChengdu610031China3．SichuanProvincialEnvironmetalMonitoringCentralStationChengdu610014ChinaAbstractSourceandconcentrationofsiloxaneinbiogasaswellasitslimitvalueforusageinCHP-motorswereintroducedandtechnologiesofremovingsiloxanefrombiogaswereanalyzed．CostsforremovingsiloxanewerepresentedbasedonactualprojectsinGermany．EuropeanandAmericanpracticesrevealedthatitwasaconsensusinthesectortoremovesiloxanepriortotheengineandresearchworksinChinashouldbeenhanced．Keywordssiloxanebiogas-firedengineanaerobicdigestionlandfillgas。。2090。、。。11.1、。D3、D4、D5、L2L3D460%L2D5L3。50%。。。。。。·91·2920201310CHINAWATEＲ＆WASTEWATEＲVol．29No．20Oct．20131。、。、2。1.2Beese3080～317mg/m314．9mg/m33。、、25．1、59．8、20．0、16、400mg/m31。5038mg/m3D4D590%4。10mg/m3CH4。5mg/m3CH4。。3。1。1Tab．1LimitsforbiogasinCHP-motorsinGermany/%48～75/mg·m－3CH4≤20/mg·m－3≤250/mg·m－3≤6/mg·m－3≤1/%≤85/℃≤3022.10．1mg/m3。BTEX。。99%。。、。2.2pHpH。。、。。。2.330%～60%。60%～80%。。L2－40℃。D4D5。。。2。2Tab．2SiloxaneremovalprocessesinGermany。2.4、、、。·02·2920．watergasheat．com33。10000m3/d。3Tab．3Costforremovingsiloxane//·a－1/·m－3/·m－3/·m－350000160000．160．330．501200002270000．190．160．35125000245000．260．400．70420000750000．0670．0330．10250000750000．801．612．5010000003300000．160．350．50－Claye－Souilly7500～8200m3/h。、200．03mg/m3300mg/m3。10000kW120。3、。。。。“”。1DewilＲAppelsLBaeyensJ．Energyuseofbiogasham-peredbythepresenceofsiloxanesJ．EnergyConver-sionManage20064713/141711－1722．2HigginsV．SolixaneＲemovalProcessP．US20060225571A12006－10－12．3BeeseJ．Betriebsoptimierungdermotorischengasverwer-tungdurchdeneinsatzvongasreinigungsanlagenA．PresentationatDeponiegas2007C．FHTrierSaskaSi-loxaEngineeringAG2007．4TowerP．Newtechnologyforremovalofsiloxanesindi-gestergasresultsinlowermaintenancecostsandqualitybenefitsinpowergenerationequipmentA．PresentationatWEFTEC200378thAnnualTechnicalExhibitionandConferenceC．USAWEFTEC2003．1961－、、、。[e-mail]2013－03－24·12·．watergasheat．com2920