Table 2
Origin of data in Table 1.
| 1 | Based on the price of a stack cooker dimensioned to cook 2.5 t/h of soybean (200 k€) up-scaled with the factor (20/2.5)0.63. 20 t/h being the capacity of the model |
| 2 | Wet milling: budget cost given by a supplier for 3 colloid mills of 55 kW (40 m3/h) |
| 3 | Heat exchangers: budget given by a supplier involved in the study |
| 4 | Hydrocyclone skid: budget given by the same supplier |
| 5 | Centrifuge decanter: budget given by a supplier for ATEX 800 k€. Machine 60 m3/h extrapolated to 76 m3/h (X2/X1)0.63 |
| 6 | Paddle drier: budget given by a supplier including ancillary equipment for the vacuum and condensation of the vapor |
| 7 | Vertical plate centrifuge: budget given by a supplier |
| 8 & 9 | Evaporators: figures from Loh et al. (2002) corrected by inflation and for stainless steel (304 L) |
Building and storage: based on a 1000 m2 plant costing 1150 €/m2 + 100 m2 for offices and employee accommodation at 2000 €/m2. The cost of storage includes a 6000 t silo for seeds, 3600 t for meals, 4000 t for oil and 500 t for molasses. The cost is based on a review of press releases on new storage facilities in France. An average investment of 185 €/t was found for the grains. For the liquid storage, the value (137.5 €/t) is from the database of Turton (Turton et al., 2015). The land cost(5000 m2) was estimated based on 38 €/m2 according to the average of a sample of offers available on various real estate websites consulted in October 2017 (France).
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