I don't want to turn this into a political discussion (and won't participate
if it does) but I don't see how anything as heavily subsidized by the
government as ethanol fuel production in this country is, could be viewed as
anywhere near the cusp of economic viability.
Cheers,
Jack Mc
Sent from my iPad
On Jun 12, 2013, at 11:38 AM, Dave1massey@cs.com wrote:
> I've been told by folks in the industry that butanol also does not attack
> the rubber components in the fuel system the way ethanol does.
>
> But will it be economically viable? Ethanol is on the cusp. Further
> processing suggest that butanol will not be.
>
> Dave
>
> In a message dated 6/12/2013 9:28:11 AM Central Daylight Time,
> don.hiscock@gmail.com writes:
>> From Wikipedia:
>> One liter of ethanol contain 21.1 MJ, a liter of methanol 15.8 MJ and a
>> liter of gasoline approximately 32.6 MJ. In other words, for the same
>> energy content as one liter or one gallon of gasoline, one needs 1.6
>> liters/gallons of ethanol and 2.1 liters/gallons of methanol.
>>
>> The one to watch is butanol -- the 4-carbon alcohol. This one has energy
>> density similar to gasoline and easier storage/transport. The biofuels
>> guys are working now on conventional or enzymatic cracking techniques to
>> take ethanol to butanol.
>
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