A Huge Utility Says Wind Power Now Costs Less Than Fossil Fuels

mentalfloss

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Jun 28, 2010
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A Huge Utility Says Wind Power Now Costs Less Than Fossil Fuels

For decades we’ve been told by politicians and fossil fuel companies that clean energy is an expensive luxury incapable of competing with good ol’ coal, gas, and oil. And, if you didn't count the massive health and environmental costs of mining and burning those fossil fuels, that was mostly correct. But over the past few years, the technology has improved, mass manufacturing has brought costs down and renewable energy sources like wind became drastically cheaper. So much so, that one of Europe’s largest utilities recently declared wind to be the most inexpensive energy source of all.

“It is clear more and more that our product [wind energy] is good,” João Manso Neto, head of renewables for Portugal’s EDP, told analysts in London. “Not only because it’s green…but because it’s more competitive, it’s cheaper.”

EDP calculated that wind was one-third cheaper than coal and 20 percent cheaper than gas. This is remarkable, especially because these figures come from an energy giant that profits from coal, gas, hydro and renewables. In other words, EDP has no incentive to exaggerate the benefit of renewable energy.

That puts EDP directly at odds with organizations like Americans for Prosperity, an advocacy group funded in part by the oil billionaire Koch brothers, which is now trying to kill clean energy laws across the US. “As an energy source,” AFP wrote recently to Congress, “wind cannot stand alone. Other, more reliable sources of energy such as natural gas, coal, nuclear, and hydro are needed to pick up the slack when the wind does not blow. This means there are very little to no savings from wind production.”

EDP—and the facts—tell a different story. “We see that renewables globally will be the main engine of growth” in new energy supply by 2020, Neto told analysts. “And within renewables, wind onshore is clearly the leader.” He diplomatically explained that for people “less educated” in the economics of electricity, wind might seem “very expensive.” But in his opinion, the technology’s rapidly falling cost over recent years means, “wind is not only competitive, but it’s prepared to compete.”

So that settles things, right? Well, sort of. A surge of renewables in recent years has helped wipe half a trillion Euros off the balance sheets of European utilities invested heavily in coal, nuclear and gas. But wind, solar and other clean sources only provide 8.5 percent of the planet’s electricity. Still, as Bloomberg New Energy Finance’s Ethan Zindler said recently, “this should earn [clean energy] the right to not be called 'alternative' anymore.” If utilities like EDP are right, after all, then cleaner and cheaper energy “is the future.”

A Huge Utility Says Wind Power Now Costs Less Than Fossil Fuels | Motherboard
 

mentalfloss

Prickly Curmudgeon Smiter
Jun 28, 2010
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It means there's no reason we can't sustainably reduce carbon emissions.

And yes, I am well aware of oil companies transitioning to renewables.

I make that very same point to you quite frequently, yet you choose to ignore it.
 

Walter

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Jan 28, 2007
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A Huge Utility Says Wind Power Now Costs Less Than Fossil Fuels

For decades we’ve been told by politicians and fossil fuel companies that clean energy is an expensive luxury incapable of competing with good ol’ coal, gas, and oil. And, if you didn't count the massive health and environmental costs of mining and burning those fossil fuels, that was mostly correct. But over the past few years, the technology has improved, mass manufacturing has brought costs down and renewable energy sources like wind became drastically cheaper. So much so, that one of Europe’s largest utilities recently declared wind to be the most inexpensive energy source of all.

“It is clear more and more that our product [wind energy] is good,” João Manso Neto, head of renewables for Portugal’s EDP, told analysts in London. “Not only because it’s green…but because it’s more competitive, it’s cheaper.”

EDP calculated that wind was one-third cheaper than coal and 20 percent cheaper than gas. This is remarkable, especially because these figures come from an energy giant that profits from coal, gas, hydro and renewables. In other words, EDP has no incentive to exaggerate the benefit of renewable energy.

That puts EDP directly at odds with organizations like Americans for Prosperity, an advocacy group funded in part by the oil billionaire Koch brothers, which is now trying to kill clean energy laws across the US. “As an energy source,” AFP wrote recently to Congress, “wind cannot stand alone. Other, more reliable sources of energy such as natural gas, coal, nuclear, and hydro are needed to pick up the slack when the wind does not blow. This means there are very little to no savings from wind production.”

EDP—and the facts—tell a different story. “We see that renewables globally will be the main engine of growth” in new energy supply by 2020, Neto told analysts. “And within renewables, wind onshore is clearly the leader.” He diplomatically explained that for people “less educated” in the economics of electricity, wind might seem “very expensive.” But in his opinion, the technology’s rapidly falling cost over recent years means, “wind is not only competitive, but it’s prepared to compete.”

So that settles things, right? Well, sort of. A surge of renewables in recent years has helped wipe half a trillion Euros off the balance sheets of European utilities invested heavily in coal, nuclear and gas. But wind, solar and other clean sources only provide 8.5 percent of the planet’s electricity. Still, as Bloomberg New Energy Finance’s Ethan Zindler said recently, “this should earn [clean energy] the right to not be called 'alternative' anymore.” If utilities like EDP are right, after all, then cleaner and cheaper energy “is the future.”

A Huge Utility Says Wind Power Now Costs Less Than Fossil Fuels | Motherboard
So put a propeller on your car.
 

petros

The Central Scrutinizer
Nov 21, 2008
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It means there's no reason we can't sustainably reduce carbon emissions.

Why can't we generate all the electricity we need from the wind? That's a question that I often hear coming from people who are starting to learn about the environmental challenges that are facing us, and it's a good question. At first glance, it might seem straightforward: We're already producing clean electricity using wind turbines, so we know it works. Why not just build lots and lots of them until we produce enough power, thus solving the problems caused by dirty power plants?

Sadly, as is often the case, reality is a bit more complex than that. To answer this question, we need to better understand how wind power works, and how a power grid works. Let's dive right in, shall we?

HowStuffWorks "Why Can't We Generate All Our Energy From Wind Power?"

BTW it's still not as cheap as NG turbines.
 

mentalfloss

Prickly Curmudgeon Smiter
Jun 28, 2010
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2020 looks to be the estimated transition year, but I'm sure we won't get there if we keep peddling oil.
 

mentalfloss

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Zipperfish

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Tell that to the millions of birds (and bats) that get decapitated by the millions each year

Yippee-iii-A
Yippee-iii-O
Bird blenders in the sky.

Here in BC wind energy and microhydro are still way more expensive. BC Hydro gets 2/3 of its power from four dams. All the alternative energies and smaller dams are just a pain in the butt to them.

It's more a question of eoncomy of scale than anything, from talking to guys I know. Power quality engineering is a big part of the cost and when you have to do that for a bunch of smaller energy generating facilities it gets inefficient and expensive. Not to mention setting up hundreds and hundreds of miles of extra transmission cables, usually through pristine wilderness.

Most of the birds don't get decapitated. I believe most of them actually get spun out by the vortex. It's a drop in the bucket compared to birds killed by tall buildings, or domestic cats, but still seomthing good siting and improved design can reduce greatly.

Ain't no such thing as a free ride though. You get your Fukishima's with nuclear. Combustion of oil and gas has its own host of negative effects on people and the environment.
 

Tonington

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Oct 27, 2006
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I think it's probably worth noting that Europe has an emission trading platform, so the cost per killowatt of coal or natural gas produced power will have an added cost compared to the cost without the emissions trading like we have over here. Also, it's probably worth noting that Portugal purchased all of the transmission lines in their country, and have made smarter grids that work much better with renewable power production. That certainly helps. From 2002-2009, the carbon dioxide per unit of energy has gone down by over 30% for EDP, so the above mentioned points are pretty relevant to their estimates on the cost:
 

captain morgan

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Mar 28, 2009
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Infrastructure costs for power transmission are huge. In addition, the power loss to transport through the lines grows with each KM traveled.

I haven't looked into the Portuguese numbers, but it would be interesting to compare production costs (at the 'plant') vs capital costs to transport to the consumer vs actual cost to the consumer on a kwh basis
 

IdRatherBeSkiing

Satelitte Radio Addict
May 28, 2007
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It seems to me if it is truly this cheap, wind farms should now start popping up everywhere. If its cheaper than coal, it should flourish.
 

Zipperfish

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Those dams are highly effective in trapping heavy metals and other toxic goodies that are naturally present.... A nice little toxic soup after a while.

I think they accumualte for a few years and then start to attenuate over time.

Methyl mercury is a big issue due to the breakdown of organic material flooded in the reservoir. At least for the latest big dam in BC (Site C) it was supposed to go up for about about 50 years and then start to receded back to background levels.

I'd say negative imapcts to fisheries are probably a more significant effect for dams.