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Table 4 Fixed and variable operating expenses

From: Stochastic techno-economic analysis of the production of aviation biofuel from oilseeds

Fixed expenses Variable operating expenses Unit prices (US$)
Labour 12 staff @ $72 k/year Vegetable oil
 Camelina 323/tonne seed
 Carinata 356/tonne seed
Overhead 0.2% of TPI  Jatropha 254/tonne seed
Maintenance 5.5% of TPI Natural gas 3.05/GJ
Insurance 0.5% of TPI Electric power 0.21/kWh
Taxes 1% of TPI Water 1.62/kL
Contingency 10% of the above subtotal Hydrogen gas 1.21/kg