Policy Forum Series: Hirl - Renewable Natural Gas, Sources and Markets

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  • 1. Renewable Natural Gas: Sources & Markets Dr. Patrick Hirl, PE Renewable Energy Project Development Natural Gas and Minnesota s Energy Future September 21, 2012
  • 2. Renewable Natural Gas Natural Gas Pipeline BiomassFeedstocks Wet Anaerobic Digester Methane CO2 Methane Separation SN G Gasifier/Methantor Landfill
  • 3. Value of RNG for Electricity $12.00 $11.00 $10.00 REC Value $9.00 NG Value for $100/MWhr $8.00RNG  Value  ($/mmBTU) $7.00 $6.00 Electricity – NG Spread $5.00 $4.00 $3.00 $2.00 Natural Gas Price $1.00 $0.00 0 500 1000 1500 2000 2500 Raw  Biogas  Processed  (SCFM) 30%  IRR Break  Even
  • 4. Value of RNG for Transportation Fuel $30.00 $28.00 RIN Value $26.00 NG Value for $2.00/gge $24.00 $22.00 $20.00RNG    Value  ($/mmBTU) $18.00 $16.00 CNG – NG Spread $14.00 $12.00 $10.00 $8.00 $6.00 $4.00 $2.00 Natural Gas Price $0.00 0 500 1000 1500 2000 2500 Raw  Biogas  Processed  (SCFM) 30%  IRR Break  Even