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Table C-3 Characteristics of Feed and Digestate in Phase I Pilot Experiment Run Time (days) Feed TS (% FM) Feed VS (% FM) Feed VS/ TS Digestate TS (% FM) 126 Digestate VS (% FM) Digest ate VS/TS Digest ate TKN (%) Digest ate C/N ratio 1 - - - 18.62 14.15 0.76 1.59 26.55 6 - - - 18.68 13.45 0.72 1.30 30.81 15 15.80 13.13 0.83 12.06 7.79 0.65 1.71 20.98 24 15.80 13.13 0.83 10.17 5.90 0.58 0.71 45.41 29 15.80 13.13 0.83 11.48 7.07 0.62 0.82 41.71 35 15.80 13.13 0.83 9.00 5.17 0.57 0.87 36.68 41 15.80 13.13 0.83 8.84 5.26 0.60 0.89 37.14 47 17.26 13.80 0.80 8.48 4.98 0.59 0.96 33.95 53 17.26 13.80 0.80 7.88 4.46 0.57 0.90 34.90 63 17.26 13.80 0.80 8.12 4.61 0.57 0.91 34.68 70 20.75 16.47 0.79 7.81 4.69 0.60 0.89 37.45 77 20.75 16.47 0.79 7.94 4.92 0.62 0.90 38.22 83 20.75 16.47 0.79 7.80 4.87 0.62 0.92 37.71 91 20.75 16.47 0.79 8.13 4.96 0.61 1.32 25.67 98 22.09 18.65 0.84 8.18 5.17 0.63 1.80 19.52 105 25.11 19.91 0.79 8.07 4.87 0.60 2.01 16.69 119 25.11 19.91 0.79 10.09 6.62 0.66 1.96 18.58 127 25.11 19.91 0.79 11.52 7.50 0.65 2.17 16.66 133 25.11 19.91 0.79 12.12 7.94 0.65 1.93 18.85 141 25.11 19.91 0.79 16.87 10.88 0.65 1.88 19.06 147 25.11 19.91 0.79 16.70 11.38 0.68 1.86 20.36 151 22.83 18.64 0.82 18.47 12.49 0.68 ND ND 158 22.83 18.64 0.82 17.40 12.18 0.70 ND ND 165 22.83 18.64 0.82 13.10 9.10 0.70 ND ND 173 22.83 18.64 0.82 11.61 8.09 0.70 ND ND 180 22.83 18.64 0.82 11.63 7.80 0.67 ND ND 185 22.83 18.64 0.82 11.37 7.50 0.66 ND ND 193 22.83 18.64 0.82 11.39 7.64 0.67 ND ND 200 22.83 18.64 0.82 11.77 7.66 0.65 ND ND 207 22.83 18.64 0.82 11.95 7.83 0.66 ND ND 215 22.83 18.64 0.82 11.03 7.32 0.66 ND ND 224 22.83 18.64 0.82 12.16 7.69 0.63 1.74 20.18 233 18.10 14.84 0.82 11.52 7.73 0.67 1.94 19.22 240 18.10 14.84 0.82 12.57 8.91 0.71 1.99 19.79 246 18.10 14.84 0.82 18.63 11.20 0.60 2.03 16.46 253 18.10 14.84 0.82 9.62 6.35 0.66 2.68 13.69 261 18.10 14.84 0.82 10.16 6.61 0.65 1.80 20.07 264 19.22 15.15 0.79 16.17 9.71 0.60 2.02 16.52 271 19.49 15.46 0.79 10.74 7.17 0.67 2.36 15.72 280 19.49 15.46 0.79 17.73 8.85 0.50 1.84 15.07 %FM: Percentage of fresh matter, ND: Not determined.
Appendix D Data of Phase II Pilot Experiment 127
Page 1 and 2:
DRY ANAEROBIC DIGESTION OF MUNICIPA
Page 3 and 4:
Abstract Global solid waste generat
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2.9 Characteristics of Digestates 3
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List of Tables Table Title Page 2.1
Page 9 and 10:
4.20 Layout of conceptual decentral
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1.1 Background Chapter 1 Introducti
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The specific objectives of this res
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scale plants of the two processes i
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acetogens play their part to run th
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In dry anaerobic digestion, recycli
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process is inhibited and at that po
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eported, which increased with time,
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acids and increased downfall of pat
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performance of a poorly mixed (1 rp
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conventional low-solid system at th
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supply of the nutrients missing in
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2.6.2 Single-stage continuous syste
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single stage systems are DRANCO, Va
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of the solid content around 23% TS
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Substrate Feed TS (%) Reactor Type
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Second is that it has a high water
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2.9 Characteristics of Digestates D
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For instance, Mumme et al., (2010)
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Comparison of liquid and solid dige
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2.10 Management Aspects of Anaerobi
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Figure 2.11 Changing parameters dur
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amount of anaerobic fermentation re
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3.1 Inoculum and Simulations of Was
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ed pump, water circulating jacket,
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the reactor was increased from 35°
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parts (wt/wt bas is) of digestate c
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Sand drying bed (SDB) is simple, ea
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3.4.4 Estimation of GHG emissions i
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d) Calculation methods i) CH4 emiss
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Table 3.5 Analytical Methods for Va
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Biogas production 100X (NmL) Specif
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(i.e. 5.2 and 3.04 respectively, pl
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getting affected with the presence
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feedstock 2 is considered as a sudd
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8.0) at most of the above said time
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Table 4.2 Surplus Energy of ITDAR D
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VFA 100 X (mg/L) VFA/Alk ratio 200
Page 85 and 86: the VFA concentration increased to
Page 87 and 88: The increase in GPR was almost line
Page 89 and 90: Based on our results, the best oper
Page 91 and 92: Based on this property of digestate
Page 93 and 94: Table 4.5. With curing of digestate
Page 95 and 96: application (after curing) in CH 4
Page 97 and 98: digestion, etc. Moreover, mixing of
Page 99 and 100: Figure 4.20 Layout of conceptual de
Page 101 and 102: Chapter 5 Conclusions and Recommend
Page 103 and 104: 5.2 Recommendations Following are t
Page 105 and 106: References Abdullahi, Y. A., Akunna
Page 107 and 108: Cengel, Y.A. (2003). Heat Transfer
Page 109 and 110: Forster-Carneiro, T., Pérez, M., R
Page 111 and 112: Kaparaju, P., Buendia, I., Ellegaar
Page 113 and 114: Liu, C., Yuan, X., Zeng, G., Li, W.
Page 115 and 116: Paavola, T. and Rintala, J. (2008).
Page 117 and 118: Stroot, P. G., McMahon, K. D., Mack
Page 119 and 120: Zeshan, Karthikeyan, O. P. and Visv
Page 121 and 122: Fruit and vegetable Waste Closer to
Page 123 and 124: Figure A-5 Sand drying bed for dewa
Page 125 and 126: Assumptions Size of the community:
Page 127 and 128: The flow rate of 0.569 m 3 biogas/h
Page 129 and 130: Area for 910 kg dry solids = 910 (k
Page 131 and 132: = 280 m 3 /d x 0.000717 tons/m 3 (D
Page 133 and 134: Table C-1 Operational Parameters of
Page 135: Run Time GPR % CO2 % CH4 Methane Yi
Page 139 and 140: Table D-3 Characteristics of Feed a
Page 141 and 142: Methodology Methodology for for Ene
Page 143 and 144: Q = Heat transfer rate or heat loss
Page 145: Calculation of GHG Emission Potenti
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