Progress in bioethanol processing - ScienceDirect

01/10/2008 · With the oil crises of the 1970s, ethanol became established as an alternative fuel . In 1975, only 76×10 6 l of proof industrial ethanol was produced by fermentation compared to 7.95×10 6 l by synthesis . Since the 1980s, ethanol has been considered one possible alternative fuel in many countries. 2. Fuel properties of bioethanol

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The Linzhi area has a much lower elevation (approximately 3300 m) compared to Nam Co. Lower elevation brings richer plant and animal sources. As a result, wood becomes

Energy density - Wikipedia

In physics, energy density is the amount of energy stored in a given system or region of space per unit volume.It may also be used for energy per unit mass, though a more accurate term for this is specific energy (or gravimetric energy density).. Often only the useful or extractable energy is measured, which is to say that inaccessible energy (such as rest mass energy) is ignored.

Emission Factors for Greenhouse Gas Inventories

mmBtu per short ton kg CO 2 per mmBtu g CH 4 per mmBtu g N 2O per mmBtu kg CO 2 per short ton g CH 4 per short ton g N 0.139 73.25 3.0 0.60 10.18 0.42 0.08 Distillate Fuel Oil No. 2: 0.138 73.96 3.0 Ethanol () 5.75 gallon: Kerosene-Type Jet Fuel: 9.75 gallon Liquefied Natural Gas (LNG)