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Go Back   TDIClub Forums > VW TDI Discussion Areas > Alternative Diesel Fuels (Biodiesel, WVO, SVO, BTL, GTL etc)

Alternative Diesel Fuels (Biodiesel, WVO, SVO, BTL, GTL etc) Discussions about alternative fuels for use in our TDI's. This includes biodiesel WVO (Waste Vegetable Oil), SVO (Straight Vegetable Oil), BTL (Biomass to Liquid), GTL (Gas to Liquids) etc. Please note the Fuel Disclaimer.

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Old November 5th, 2009, 11:40   #16
bluesmoker
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Quote:
Originally Posted by ObscuredByClouds
its already been discussed

http://forums.tdiclub.com/showthread.php?t=242541&highlight=hemp

first of all industrial hemp is not pot,

Yes I know i am showing that they have the ability to produce alot of a similar product, ya dig? The general public displays their ignorance by associating [and criminalizing] hemp with psychoactive marijuana. That would be why I said Marijuana stigma, not because I want to bring "utterly useless blazing" into the scope of discussion.


and lastly the billion dollar illegal pot industry here is fueling a gang war, executions are commonplace,

that's because there's no structure for an existing industry.. so it is either totally legal or totally illegal. I think that punishments needed to keep it totally illegal are not fitting for the proposed crime committed, so it should just be legalized and managed. I don't want to make this the topic of discussion though.

you are talking to the converted, I agree entirely with your post, the sooner the idiotic drug war is over and useful plants are legalized the better
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Old November 6th, 2009, 19:11   #17
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Gatewood Galbraith, candidate for governor of Kentucky (runs every time the office is up for grabbs), has promoted industrial hemp for years. In fact, I think he devoted a couple of chapters on it in one of his books.

Well, guys, I agree that things cannot always stay as they are, but you can leave the "new world order" behind as far as I am concerned.

I was burning WVO 25 years ago in the first generation VW diesels... nothing new to me!
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Old November 11th, 2009, 00:31   #18
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"The fuel of the future is going to come from fruit like that sumac out by the road, or from apples, weeds, sawdust - almost anything. There is fuel in every bit of vegetable matter that can be fermented. There's enough alcohol in one year's yield of an acre of potatoes to drive the machinery necessary to cultivate the fields for a hundred years."
-Henry Ford, 1925

This can't be right, can it?!

Also, a know-it-all friend of mine says, at present time, it still costs more and is less environmentally friendly to cultivate, refine, transport etc. biofuels to the open market than it does providing petrol. Atleast that's what she says her professors told her right before she dropped out of her school, Paul Smith's College in Upstate NY. Someone please tell me she's wrong!
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Old November 11th, 2009, 02:30   #19
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-Henry Ford, 1925

This can't be right, can it?!

Well it is partly right. Just about anything can be used in theory. I would not trust his figures however. Few people realized that fertilizer was energy back then. The cost of cultivating the crop and processing it with today's technology is rather high, even today if you want sustained yields.

We are working on the problems and hopefully someone will find that pot of gold.
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Old November 11th, 2009, 07:08   #20
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Quote:
Originally Posted by Dim
Also, a know-it-all friend of mine says, at present time, it still costs more and is less environmentally friendly to cultivate, refine, transport etc. biofuels to the open market than it does providing petrol. Atleast that's what she says her professors told her right before she dropped out of her school, Paul Smith's College in Upstate NY. Someone please tell me she's wrong!
The answer to that depends on the source.

If the biofuel is locally sourced Waste Vegetable Oil, it almost certainly isn't true. You are taking a waste product, that is available locally and turning it into fuel. If it is BioDiesel and the methanol is reclaimed, it's hard to get better than that.

U.S. produced Virgin soybean oil turned into bioDiesel is also almost certainly better than petro.

If the Biofuel is ethanol sourced from U.S. produced corn, it might be true, although I wonder if those calculations ignore the production costs of petroleum while including the production costs of ethanol. Fermented corn is not a very efficient conversion of sun energy into fuel energy. There are a bunch of "holy grails" out there on ethanol production, enzymatic cracking of switchgrass being one of them.

If the fuel is BioDiesel produced from Palm Oil grown in the South Pacific on land cleared specifically for growing biofuels, it's probably correct (if you include the environmental costs of diverting the land from a wild stat to agricultural production. That fuel is mostly not available in the U.S.

All of this ignores the real point, however; None of these approaches scales right now. And unless you can produce enough biofuel, sustainably, century after century, to fuel the transportation needs of the world, you don't have a solution. The biggest reason to use biofuels today, in my calculation, is to create the market that speeds the adoption of truly sustainable technologies.

I'm quite happy using my locally produced, WVO sourced B100 because I think it's the best thing I can do today.
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