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Table 8 Results of inventory and biogas potential of substrates; values rounded for modelling [18, 19]

From: Biogas and nutrients from blackwater, lawn cuttings and grease trap residues—experiments for Hamburg’s Jenfelder Au district

Bioresource Bio-resource potential Biogas potential Biogas potential Methane Bulk density DM oDM Nitrogen Phosphorous
t FM/a l/kg FM l/kg oDM % kg/m3 % % DM % DM %DM
Blackwater 5000a 2 500 75 1000 0.5 65 28.0 2.7
Greasy water 1500b 13 1000 70 1000 2 85 2.5 0.5
7830c
Lawn cuttings 21,000d 96 400 60 300 30 80 3.0 0.5
Lawn juice 8400d 18 500 70 1000 5 70 4.0 2.0
  1. aJenfelder Au
  2. bWhole Wandsbek
  3. cWhole Hamburg
  4. d5 km surrounding within Wandsbek