①林荣忱,周伟丽 林文波,李玉庆(天津大学环境工程系,天津 300072) (天津市东郊污水处理厂,天津 300300) :,。:。:;;;;,。。(CH4),60%~65%,CO220%~25%,H2S、5%~15%。21~23mJm3,。、、。,(70%~90%,),,。,,;,,,,,。1 ,,,。,。17,15%~30%,64%~73%。1kg0.35Nm3,0.7kWh。30%~37%。1。1 ,,。,,。,※※※,,,5712319996URBANENVIRONMENT&URBANECOLOGYVol12,No.3Jun. 1999①:1999-04-2040%,。,,60%~70%[1]。,,。2 、、,,,。2.1 ,“”,。:、。2.1.1 :,,,()[5]:2CH4+3H2O()Ni7H2+CO+CO2CO,,,:7H2+CO+CO2+H2O()Cu,Zn8H2+2CO22.1.2 :,(O2),,2[6]。2 ,,(200℃)。,::H2(g)2H++2e:12O2(g)+2H++2e2H2O,。。2.1.3 :。,。。2.2 ,90%,CO2、H2S。1。1 H2S7.12mgm3HClSOxNOxFO21.0%0.003gNm3CO2CH490% :(1)NaOH;(2)(PSA);(3),CH4CO2CH4。,3,、、。CO2H2S,NaOH,NaOH。,CH4,。2.3 ,,ΔGΔH[2],90%。、,40%~60%,70%~90%。2.4 :(1)。,40%;(2);(3);(4)。:(1);58 123 1999(2)H2S,,。3 3 ,,,。20m3d、SS120mgL、SS90%[4]2。2 (N3md)6804(200kw×4)(600kw) (kwa) (kwha) (kwha) (A)56.1×105-3.3×10552.8×105739244.2×105-3.6×10540.6×1055684 7200071000 (B)62485056 1144628 2,,,。4 ,,,,。:1 W.F.Oven.,:,1993:158~1612 A.O.Mcdougall.,:,1983:24~253 .,;1998:8:35~384 。エネルギ.:,1983:2685 .—の,,1997:113~1146 .ガスをとすゐシステム,モテル,1998:7:55~57: ,,。TwoSystemsofBiogasGenerationinMunicipalWastewaterTreatmentPlantLINRong-chen,ZHOUWei-li(DepartmentofEnvironmentalEngineering,TianjinUniversity300072)LINWen-bo,LIYu-qing(TheEasternSuburbSewageTreatmentPlant,Tianjin300300)Abstract:Astheby-productofanaerobicsludgetreatment,thebiogasisakindofpotentialutilizableresourceinmunicipalwastewatertreatmentplant.Inthearticle,twoutilizationwaysofbiogas,beingusedastherawmaterialofgeneratorandfuelcell,areintroduced.Keyword:municipalwastewatertreatmentplant;biogas;efficiency;generator;fuelcell59