DIGESTER GAS ENERGY RECOVERY ALTERNATIVES

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JPWWTP Digester Gas ProductionAvg. Gas Production & Usage (Jan ‘07– Dec ‘07)2007 JPWWTP Gas UsageAverage Daily GasProduction (CFD)1,400,0001,200,0001,000,000800,000600,000400,000200,000Waste GasPlant BoilersSludge BoilersIncinerators0JanuaryFebruaryMarchAprilMayJuneJulyAugustSeptemberOctoberNovemberDecemberMonthTotal Gas: Monthly average range of 800,000 to 1,200,000 CFD“Waste Gas” Monthly average range of 57,000 to 790,000 CFD
SWWTP Digester Gas ProductionAt time of study, there was no anaerobic digestionat Southerly– S66 improvements incorporate two-stage acid-phasedigestionEstimated average gas production & usage:Gas UsageBoilersIncinerators“Waste” GasTotalGas Flow Rate(CFD)509,000158,000380,0001,046,000Gas Flow Rate(CFM)353109264726
Page 1 and 2: DIGESTER GASENERGY RECOVERYALTERNAT
Page 3: Digester Gas ProductionAnaerobic di
Page 7 and 8: Digester Gas Trace ConstituentsHydr
Page 9 and 10: Hydrogen Sulfide RemovalSorption te
Page 11 and 12: Carbon Dioxide RemovalGenerally not
Page 13 and 14: Levels of TreatmentPipeline Quality
Page 15 and 16: Possible Implementation of Electric
Page 17 and 18: Alternatives - Clean Natural Gas Sa
Page 19 and 20: Alternatives - CNG VehiclesInstalla
Page 21 and 22: Summary and ConclusionsElectrical a

DIGESTER GAS ENERGY RECOVERY ALTERNATIVES

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