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Peak Oil Techno Fix!

Discussions of conventional and alternative energy production technologies.

Peak Oil Techno Fix!

Postby mkwin » Tue 28 Aug 2007, 10:11:56

I knew the title would get you doomers going but the EOR technique looks like it could substantially change the picture of oil depletion.

Essentially it is a firewall recovery technique that can increase the ratio of total oil in place (TOIP) recovered from its current level of 30-50% to 70-80%.

Image

In theory, this could increase the world URR from 2-2.5 trillion barrels to circa 4-7 trillion barrels. It is not dependant on water, gas or any other constraining input and is costing only $8-9 dollars a barrel to lift.

In reality, the system would need to be designed for each field and scalability and time will mean it is unlikely to prevent peak oil, it does, however, look like it could be another tool for managing or stabilizing the decline.

Link is here: http://canada.theoildrum.com/node/2907#more

and here: http://www.petrobank.com/hea-thaitechnology.html
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Re: Peak Oil Techno Fix!

Postby FireJack » Tue 28 Aug 2007, 11:25:53

I still think its the same for "in the lab" technologies, when they are using it in the real world and its working then we can praise it.
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Re: Peak Oil Techno Fix!

Postby steam_cannon » Tue 28 Aug 2007, 16:20:42

$this->bbcode_second_pass_quote('mkwin', '[')img]http://www.petrobank.com/images/content/heavyoil/ho-thai-sideview-label.jpg[/img]

Oh that's just too cool! This is exactly like an idea I suggested on this site earlier this year! :-D

Geothermal and Hydrogen from dead oil fields
http://www.peakoil.com/fortopic29351.html
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Re: Peak Oil Techno Fix!

Postby mkwin » Tue 28 Aug 2007, 19:43:26

I'm not a Petroleum Engineer so I can't comment on the potential issues. All I can say is the test wells are working - it is not some 'in the lab' idea as the previous poster suggested. The consensus from the experts in the comment section seems to be that there are potential unsolved issues but they might not be a problem and if they are they could be resolvable.

In regards to EROEI, the cost of $8-9 would be a good indicator. That’s cheaper than much of the deep water oil currently in production. As energy input is a major portion of cost, the relatively economical extraction cost would indicate a favorable EROEI.
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Re: Peak Oil Techno Fix!

Postby Windmills » Tue 28 Aug 2007, 21:35:43

I thought peak oil was about production rates. I can't seem to find where it says that production rates will be increased along with URR, which is the only thing that will fix peak oil...by definition.
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Re: Peak Oil Techno Fix!

Postby steam_cannon » Tue 28 Aug 2007, 22:00:50

Image
You know, this would make a great icon for The Hall of Flames! :lol:
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Re: Peak Oil Techno Fix!

Postby mkwin » Wed 29 Aug 2007, 04:52:39

$this->bbcode_second_pass_quote('Windmills', 'I') thought peak oil was about production rates. I can't seem to find where it says that production rates will be increased along with URR, which is the only thing that will fix peak oil...by definition.


Ironically, the production flow rates from this method could be too fast. The firewall forces the oil out in a small amount of time. If this was implemented on a massive scale, it could crash the oil market and destroy the alternative fuel market - that is my major concern.
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Re: Peak Oil Techno Fix!

Postby steam_cannon » Wed 29 Aug 2007, 21:31:44

$this->bbcode_second_pass_quote('mkwin', 'I')ronically, the production flow rates from this method could be too fast. The firewall forces the oil out in a small amount of time. If this was implemented on a massive scale, it could crash the oil market and destroy the alternative fuel market - that is my major concern.
Very good point! I agree, like in the 1970's if oil prices crash again renewable technologies will take a big hit. But there is also the possibility that the danger of global warming will influence banks and other large interest groups to soften this blow. And if this technology only slowed the production slide, it could still offer the opportunity for a smoother transition to renewables.

Also the articles about their technology really is just a great read! So far the test wells seem to be working above expectations and their studies suggest this method could be used to extract improved quality petroleum from dead oil fields. It is absolutely incredible and perhaps could alter the timing of peak oil. The question is really will this technology succeed in other fields, will it be implemented on large scale and what's the EROEI look like. The EROEI might not be that bad though since few pumps are not needed and like combustion in a jet engine this should be a fairly efficient way to repressurize a reservoir.

If it looks very interesting and if it gets implemented quickly, this could change a lot of things. What ever happens, it's a very good article and definitely something to keep an eye on!
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Re: Peak Oil Techno Fix!

Postby Tanada » Tue 22 Jan 2008, 11:56:21

This method is VERY reminiscent of the scheme to retreive shale oil I read about in the February 1981 Special Edition National Geographic Magazine. The oil company proposal back then was to tunnel under a large block of oil shale, fracture the block into gravle sized rubble with high explosives, and then inject air and ignite the top of the block burning down vertically to upgrade the kerogen and produce from the bottom through horizontal wells.

Ebay copy

Looking for the issue online I found this copy on Ebay ;) Wish it was availible on Project Gutenberg instead!

edit: fixed date to Feb 1981!
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To strive, to seek, to find, and not to yield.
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Re: Peak Oil Techno Fix!

Postby TheDude » Tue 22 Jan 2008, 12:33:47

$this->bbcode_second_pass_quote('pstarr', 'I') have little hope THAI will not stand on its own.


So you think it'll work?

Image

The TOD article covers previous techniques similar to THAI.
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Re: Peak Oil Techno Fix!

Postby mkwin » Tue 22 Jan 2008, 13:35:00

The technique does work. The article documents experimental wells that have exceeded expectations.

Whether it is feasible for wide scale use is unknown at this time.
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Re: Peak Oil Techno Fix!

Postby Tanada » Tue 22 Jan 2008, 14:02:14

$this->bbcode_second_pass_quote('mkwin', 'T')he technique does work. The article documents experimental wells that have exceeded expectations.

Whether it is feasible for wide scale use is unknown at this time.


I wonder if you could use the same techniquie to coke thin coal seems underground? Seems that are too deep and thin to be worth recovering any other way, say a 3 foot band at 1000 feet down. You would drill the horizontal well as before, inject flaming air and then once the fire was going strong cut the air with about 50% steam. The coal in theory would turn to coke and release lots of methane, ethane, amonia, kerosene, CO and H2, plus water vapor and CO2. It might be cost effective, depends on how well it would work.
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Re: Peak Oil Techno Fix!

Postby steam_cannon » Wed 23 Jan 2008, 05:53:19

$this->bbcode_second_pass_quote('Tanada', '')$this->bbcode_second_pass_quote('mkwin', 'T')he technique does work. The article documents experimental wells that have exceeded expectations.

Whether it is feasible for wide scale use is unknown at this time.


I wonder if you could use the same technique to coke thin coal seems underground? Seems that are too deep and thin to be worth recovering any other way, say a 3 foot band at 1000 feet down. You would drill the horizontal well as before, inject flaming air and then once the fire was going strong cut the air with about 50% steam. The coal in theory would turn to coke and release lots of methane, ethane, amonia, kerosene, CO and H2, plus water vapor and CO2. It might be cost effective, depends on how well it would work.
Yes that has been investigated and I think this is a technology trend that we will be hearing more about.

Here are a few links of the pros and cons

Pros:

$this->bbcode_second_pass_quote('', '[')b]Underground Coal Gasification

UCG could increase the coal resource available for utilization enormously. A 300-400% increase in coal reserves and even greater increase of gasification is possible.
https://eed.llnl.gov/co2/11.php


Underground Coal Gasification
Image
http://www.worldcoal.org/pages/content/ ... PageID=425

------------------------------------------------------------------------

Cons:

$this->bbcode_second_pass_quote('', 'T')his technology would represent a clear breakthrough, notably because it would produce pre-
upgraded products of higher value than bitumen. However, the technology poses substantial risks. Experiments with similar technology in underground coal gasification have resulted in accidents (U.K. Department of Trade and Industry, 2003).

http://tinyurl.com/2c6f6a
This wouldn't stop companies, but uncontrollable coal fires might be a risk... :roll:

$this->bbcode_second_pass_quote('', 'C')entralia PA

Image

The fire still burns today beneath about four hundred acres of surface land, and it's still growing. There is enough coal in the eight-mile vein to feed the fire for up to two hundred and fifty years, but it may burn itself out in as few as one hundred years.
http://www.damninteresting.com/?p=479
http://www.offroaders.com/album/centralia/centralia.htm
Coal fire started by a campfire which destroyed a town...

$this->bbcode_second_pass_quote('', 'T')oe to Heel Air Injection (THAI)

This is a very new and experimental method that combines a vertical air injection well with a horizontal production well. The process ignites oil in the reservoir and creates a vertical wall of fire moving from the "toe" of the horizontal well toward the "heel", which burns the heavier oil components and drives the lighter components into the production well, where it is pumped out. In addition, the heat from the fire upgrades some of the heavy bitumen into lighter oil right in the formation. Historically fireflood projects have not worked out well because of difficulty in controlling the flame front and a propensity to set the producing wells on fire. However, some oil companies feel the THAI method will be more controllable and practical, and have the advantage of not requiring energy to create steam.

http://en.wikipedia.org/wiki/Tar_sands

------------------------------------------------------------------------

Links:

Underground coal gasification
http://en.wikipedia.org/wiki/Undergroun ... sification

Underground Coal Gasification
http://www.coal-ucg.com/current%20developments.html

The Underground Coal Gasification Process
http://www.coal-ucg.com/

Underground Coal-Gasification, Coal-to-Liquids Fuel Project in Australia
http://www.greencarcongress.com/2005/08 ... d_coa.html
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Re: Peak Oil Techno Fix!

Postby whereagles » Wed 23 Jan 2008, 10:22:43

To insure rapide self-destruction, do this at the same time methane hydrides are burned.
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Re: Peak Oil Techno Fix!

Postby TheDude » Wed 23 Jan 2008, 14:28:35

Natch.

January 3rd pdf from Petrobank: WHITESANDS May River Project - Public Disclosure Document. Lots more pretty pictures (these THAI guys have rockin' graphics).
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Re: Peak Oil Techno Fix!

Postby steam_cannon » Wed 23 Jan 2008, 15:52:07

$this->bbcode_second_pass_quote('whereagles', 'T')o insure rapide self-destruction, do this at the same time methane hydrides are burned.
Of course! [smilie=new_popcornsmiley.gif]

$this->bbcode_second_pass_quote('TheDude', 'J')anuary 3rd pdf from Petrobank: WHITESANDS May River Project - Public Disclosure Document. Lots more pretty pictures (these THAI guys have rockin' graphics).
Nice press release, I like that it has real pictures of construction
and not just computer graphics.

Image
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Re: Peak Oil Techno Fix!

Postby steam_cannon » Fri 01 Feb 2008, 02:08:16

$this->bbcode_second_pass_quote('whereagles', 'T')o insure rapid self-destruction, do this at the same time methane hydrides are burned.
Also Oil-Finder recently started a new thread about this technology because he believes it proves doomers wrong. Well, that's his opinion...

$this->bbcode_second_pass_quote('Oil-Finder', 'A')nother doomer objection debunked.

Oil sands extraction without using water + using less energy
http://peakoil.com/fortopic36128.html

However I think burning every last drop of hydrocarbon in the planet is a pretty doomerish scenario...
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