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Table III
Separation indexes at centrifugation.
| Technical specifications | Slurry | Separation index (%)2 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Centrifugation | Centrifugation | Origin1 | Dry | Volume | Dry | N-total | NH4-N | P-total | Reference | ||
| velocity (g) | time (s) | matter (%) | matter | ||||||||
| Mean | 14 | 61 | 28 | 16 | 71 | ||||||
| (standard deviation) | (7) | (16) | (10) | (8) | (14) | ||||||
| 1500 | 600 | P | 6.3 | – | 95 | – | – | 90 | Vadas, 2006 | ||
| 2050 | 30 | P | 8.9 | 22 | 69 | 34 | 22 | 87 | Møller et al., 2007a | ||
| 2050 | 8 | P | 7.0 | 15 | 57 | – | – | – | Sneath et al., 1988 | ||
| 2050 | 8 | P | 4.2 | 8 | 52 | – | – | – | Sneath et al., 1988 | ||
| 2050 | 8 | P | 2.0 | 3 | 47 | – | – | – | Sneath et al., 1988 | ||
| 2200 | 30 | P | 5.1 | 9 | 51 | 17 | 10 | 71 | Møller et al., 2007a | ||
| 2200 | 30 | P | 4.0 | 7 | 52 | 17 | 7 | 70 | Møller et al., 2007a | ||
| 2200 | 30 | P | 6.8 | 26 | 70 | 36 | 26 | 82 | Møller et al., 2007a | ||
| 4100 | 600 | P | 5.3 | 13 | 60 | 29 | – | 62 | Møller et al., 2002 | ||
| 4100 | 600 | P | 2.6 | 5 | 33 | 13 | – | 66 | Møller et al., 2002 | ||
| – | – | P | 7.0 | 16 | 70 | 32 | – | 52 | Reimann, 1989 | ||
| 1500 | 600 | C | 8.0 | 86 | – | – | 83 | Vadas, 2006 | |||
| 2200 | 30 | C | 7.0 | 23 | 63 | 29 | 16 | 55 | Møller et al., 2007a | ||
| 4100 | 600 | C | 6.4 | 21 | 65 | 49 | – | 82 | Møller et al., 2002 | ||
| 4100 | 600 | C | 4.5 | 12 | 55 | 27 | – | 79 | Møller et al., 2002 | ||
| – | – | C | 6.0 | 13 | 44 | 23 | – | 48 | Reimann, 1989 | ||