Environmental Engineering Reference
In-Depth Information
Fuel
GJ/ton
Straw, bagasse
15-18
Dry dung
8-16
Paper from newspapers
17
Biogas
12-20
Lignite
10-25
Coal
28-31
Charcoal
28-30
Bioethanol
30
Biodiesel EN14214
37.2
Rapeseed oil
37-38
Sunflower oil
38
Diesel
42
Crude oil
42
Natural gas
43-55
LPG
46
Burning Solid Biomass
Anyone who has been on a camping trip will have noticed that it takes a lot of foraging
to gather enough firewood to make dinner. Boiling a pot of water on an open fire can be a
very satisfying experience, but as an energy conversion process it is extremely inefficient.
Under ideal conditions (100 per cent efficiency) 37 cubic centimetres of wood (just one or
