Solar Powered Technology Enhances Oil Recovery
mdsolar writes with this story of a company that uses solar energy to recover crude oil. Royal Dutch Shell has teamed with a sovereign investment fund from Oman to invest $53 million in a company that manufactures solar power equipment designed for increasing oil production. Glasspoint Solar Inc. installs aluminum mirrors near oil fields that concentrate solar radiation on insulated tubes containing water. The steam generated from heating the water is injected into oil fields to recover heavy crude oil. This concept of enhanced oil recovery. involves high pressure injection of hot fluids to recover heavy crude oil. The use of renewable energy like solar power makes great economic sense, as the fuel cost associated with this enhanced oil recovery technology is practically zero. Shell hopes to employ this technology in its oil fields in Oman. The company hopes to reduce greenhouse gas emissions associated with enhanced oil recovery operations. A large-scale successful implementation of this technology could be a game changer for major consumers like India and the U.S.. Both have substantial oil reserves, but are unable to tap them due to high costs involved in heavy oil recovery.
It'd be kind of interesting, extremely site specific. But still a interesting use case.
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Using renewable energy to tap unrenewable energy... Seems not really enduring. Why not just use directly the renewable energy in first place?
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This is a good example of greenwashing.
They're using solar steam generators to extract heavy crude oil and tar sands. This oil is difficult to extract and environmentally costly to refine.
From Wikipedia http://en.wikipedia.org/wiki/H...
"With present technology, the extraction and refining of heavy oils and oil sands generates as much as three times the total CO2 emissions compared to conventional oil."
This oil should probably be left in the ground.
I don't read your sig. Why are you reading mine?
So let me get this straight, not only does the oil industry run on razor thin margins that they need subsidizing(its only wrong when solar does it), they need solar energy to help them get out their precious oil, and they are now suddenly worried about enviromental impact?
my sides, my sides.
facepalm
I would have just waited for global warming to really kick in. The oil would be warm enough to extract without any added heat.
My understanding is that many oil wells vent large quantities of natural gas that are unprofitable to collect as a product, but could be used for on-site purposes. Solar panels are great if you have a ton of room, can keep them clean, and don't need continuous power, and want to appear "green." But for oil fields, using natural gas and processed fuels is the way to keep prices competitive.
Chevron has been doing this, with mixed results, in Coalinga, California for years.
http://www.brightsourceenergy.com/coalinga#.VBXxHUrvrcQ
Pass the tinfoil, please. Greenwashing is done with signs and advertisements, not with millions of dollars and heavy equipment investments. This is a business decision.
If you are correct that it increases the amount that can be recovered from an individual well site, then it follows that it therefore reduces the number of well sites required to meet world petroleum demand. After all, Texas oil fields supplied all the oil we need, we wouldn't have even be talking about drilling in Alaska or offshore.
Also, transporting natural gas from, a temporary site like most oil wells is problematic. It doesn't make sense to run pipelines to a well that will only there for a year, and natural gas doesn't compress well. This is why people who need gas in a tank use propane.
The fracking bullshit has now proven to be a fraud (95% overestimated) and they tell the world there is another miracle.
First they tell you injecting poison into the ground to get the last bit of oil so nearby home's tap water become poisonous and flammable is the 'game changer', now they tell you injecting hot water is going to change the game again.
I bet they got some bridges to sell too.
'millions of dollars' for Shell is not even %1 of their marketing cost.
This allows the Peak Oil argument that oil won't be extracted if the ratio of energy return on energy invested drops too low (usually below about 3) to be discounted. Values well below one can now be exploited. Additionally, source rock may be injected with renewably sourced hydrogen to get at carbon that normally would be completely immobile. Kharecha and Hansen attempted to look at the effects of Peak Oil on climate. http://pubs.giss.nasa.gov/docs... It appears they may have been seriously too optimistic. Exploiting source rock to mobilize all the carbon using renewable energy could lead to three or four doublings of carbon dioxide in the atmosphere. In essence, renewable energy provides the means to make most of the continents uninhabitable.
Solar module prices have declined 75% in give years and they should fall significantly in the future. As prices fall, solar panels become more economical for more and more uses. In 10 years I would guess solar panel prices will decline 90% which will mean solar panels will be used on more homes and businesses.
Aquafracking perhaps?