Table 2 Summary of simulations for alternative concepts
From: Innovations in anaerobic digestion: a model-based study
Case 1 (51.61% MS, 48.39% W) | Case 2 (52.38% MS, 47.62% W) | ||||
AHPD | \({\text{Biogas}} [{Nm}^{{3}}{/d}]\) | Methane [%] | AHPD | \({\text{Biogas}} [{Nm}^{{3}}{/d}]\) | Methane [%] |
R1 (p = 20.27 bar) | 7430.42 | 79.3 | R1 (p = 20.27 bar) | 7623.87 | 78.79 |
R2 (p = 1.013 bar) | 3702.05 | 19.56 | R2 (p = 1.013 bar) | 3688.94 | 19.27 |
Total | 11,132.47 | 59.43 | Total | 11,312.81 | 59.38 |
TPAD | \({\text{Biogas}} [{Nm}^{{3}}{/d}]\) | Methane [%] | TPAD | \({\text{Biogas}} [{Nm}^{{3}}{/d}]\) | Methane [%] |
\({R1 (\textit{T}=55^{\circ }C)}\) | 10,719.03 | 50.26 | \({R1 (\textit{T}=55^{\circ }C)}\) | 10,830 | 50.25 |
\({R2 (\textit{T}=39^{\circ }C)}\) | 2279.89 | 53.21 | \({R2 (\textit{T}=39^{\circ }C)}\) | 2314.17 | 53.17 |
Total | 12,998.92 | 50.78 | Total | 13,144.17 | 50.76 |
Case 3 (50.82% MS, 49.18% PM) | Case 4 (51.61% MS, 48.39% PM) | ||||
AHPD | \(\text{Biogas} {[Nm}^{{3}}{/d]}\) | Methane [%] | AHPD | \(\text{Biogas}{[Nm}^{{3}}{/d]}\) | Methane [%] |
R1 (p = 20.27 bar) | 7220.36 | 82.13 | R1 (p = 20.27 bar) | 7378.81 | 81.66 |
R2 (p = 1.013 bar) | 3626.5 | 19.57 | R2 (p = 1.013 bar) | 3626.04 | 19.29 |
Total | 10,846.85 | 61.21 | Total | 11,004.86 | 61.11 |
TPAD | \(\text{Biogas}{[Nm}^{{3}}{/d]}\) | Methane [%] | TPAD | \(\text{Biogas} {[Nm}^{{3}}{/d]}\) | Methane [%] |
\({R1 (T=55^{\circ }C)}\) | 10,978.98 | 51.02 | \({R1 (T=55^{\circ }C)}\) | 11,074.63 | 50.99 |
\({R2 (T=39^{\circ }C)}\) | 1936.95 | 54.43 | \({R2 (\textit{T}=39^{\circ }C)}\) | 1,971.15 | 54.35 |
Total | 12,915.92 | 51.53 | Total | 13,045.78 | 51.5 |