From: The greenhouse gas emissions performance of cellulosic ethanol supply chains in Europe
 |  | Unit | Strawc | Softwoodb | ||
---|---|---|---|---|---|---|
Biomass parameters | Form | Â | Bales | Logs | Bundles | Chips |
 | Bulk density | odt.m3 | 0.11 | 0.462 | 0.251 | 0.219 |
 | Distribution density | odt.km-2.yr-1 | 100 | 0.6 | 0.43 | 0.43 |
Logistics parameters a | Unit capacity | m3 | 100 | |||
 | Daily availability | hr.day-1 | 18 | |||
 | Annual availability | day.yr-1 | 261 | |||
 | Vehicle speed | Km.h-1 | 50 | |||
 | Terminal time | hr.trip-1 | 2 | |||
 | Fuel economy | Km.l-1 | 2.7 |