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pacific northwest will be coal free in 2026

Discussion in 'Environmental Discussion' started by austingreen, May 9, 2011.

  1. austingreen

    austingreen Senior Member

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    Last coal plant in Pacific Northwest to shut down starting in 2020 | Greenspace | Los Angeles Times

    Its just one more fact out there in the greening of the grid. There is some sort of idea out there that plugging in means we will add more coal, but the truth is we are using less of the stuff. 200 of the worst power plants are scheduled to close. We are building new ones but these are not replacing all the bad ones we are closing down.
    California may soon be coal free in generation, but it will still import coal power.
     
  2. hyo silver

    hyo silver Awaaaaay

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    That's good news, to be less reliant on coal. What are the chances California could import more hydroelectric power from its Northerly neighbours, and cut down on the coal?
     
  3. JLstrange

    JLstrange New Member

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    About a 1/3 of Portland General Electric power comes from coal, 1/3 Hydro and 1/3 natural gas. There's a smattering of wind, nuclear, geo thermal and solar, etc.
     
  4. cyclopathic

    cyclopathic Senior Member

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    It is funny how it works out: coal free while importing coal generated from neighboring states (Utah, Wyoming, and Montana).

    Perhaps you being abducted and taken to another planet when you cross state line?

    How do you spell hypocrisy?
     
  5. icarus

    icarus Senior Member

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    Ot only that, but two Washington counties are actively pursuing coal port facilities to export Powder River basin coal to ,,, China.

    (Whatom and Greys Harbor counties)

    Icarus
     
  6. austingreen

    austingreen Senior Member

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    I agree with the hypocracy angle. I think California should look at its energy policy including imports. They need to count these things and add more wind, solar, and gas. The texas grid is worse they are adding net coal, but at least they are honest about it, and are retiring old inefficient gas generation while adding wind.

    Its kind of sad, but china is going to build coal no matter where they get it from. On a net co2 level, the world won't decrease unless china sequesters or adds power in a different way.
     
  7. tripp

    tripp Which it's a 'ybrid, ain't it?

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  8. tripp

    tripp Which it's a 'ybrid, ain't it?

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    And at least one of those 16 is the Apache 3 750 MW plant in Pueblo, CO, which is an IGCC plant. It's still coal, but it's cleaner and more efficient than a typical pulverized coal burning plant. We're also decommissioning at least 1 small coal plant and converting a few others to use NG instead of coal.
     
  9. fuzzy1

    fuzzy1 Senior Member

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    After California steals the rest of our hydro, what are we supposed to do? Fire up that Centralia coal plant again, suffer rolling brownouts, or invade BC?

    Any surplus hydro we (WA-OR-ID) have is already being shipped to CA. That supply will shrink in the future. CA's only hope is that our 'renewables' mandate specifically excludes environmentally destructive, habit-destroying hydroelectric power, while their similar law includes green, environmentally friendly hydroelectric power.
     
  10. wjtracy

    wjtracy Senior Member

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    Well that *sounds* good, but my experience is you might be under-estimating the power of the financial formula that favors coal burning, even if nat gas is cheaper. Just passed a plethora of Clean Green Coal billboards this weekend. For the short-medium term you seem to be correct. Do you have a projection for USA power mix in 2020, 2030, 2040 etc? The Japan nuke situation may upset the apple cart too.
     
  11. DaveinOlyWA

    DaveinOlyWA 3rd Time was Solariffic!!

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    the "clean coal" option was investigated for the plant and deemed too expensive. the plant only fires for a few hours a day making any long term investments too expensive.

    We have gone from 49% of peak power (from 1 pm to 7 pm) from coal in 1995 to less than 30% today and most of that gain is due to better water management and the addition of wind to the mix.

    it will be tough locally to see the place go. i know 3 people who work there and will lose some huge paychecks in an area that has very little high paying jobs. there is a huge sand and gravel business here (thanks to a million years of volcanic activity) that will take up some of the slack and the coal plant area is a prime development area, so it will be a good thing overall
     
  12. DaveinOlyWA

    DaveinOlyWA 3rd Time was Solariffic!!

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    we used to ship TONS of power off peak to keep the Dams from overflowing, but its a balancing act to prevent down stream flooding which is a major concern right now that winter snows are melting.

    but a HUGE amount of that excess is now being used locally as Server Farms from google, MS and Amazon are now replacing aluminum plants as the largest power customers.

    fact is, power companies get a lot more money for power if its used locally due to regulations that limits what they can sell power to another state for...

    the regulations for power here is probably one of the worst in the country. you should see my electric bill. bring an accountant!!

    [​IMG]
     
  13. hyo silver

    hyo silver Awaaaaay

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    You owe $87.28. What could be simpler than that? :rolleyes:

    The legal, accounting, computing, and banking machinations involved at the other end are vastly more complicated, I'm sure.
     
  14. icarus

    icarus Senior Member

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    What gets lost in all these discussions, is the value of 1 kwh of electrical power, at ~.10 kwh is incredibly cheap!

    If we were to pay the real environmental costs of our energy choices (and wastage!) the market price would be about twice as high, making clean, sustainable alternatives much more viable! Not only that, but as we can see with liquid fuel prices, higher prices change behavior,and lead to making more efficient choices!

    I know that the "conservative" crowd hate talk of carbon taxes, or regulations or anything that will impact their own pocket book, but the reality is that the costs are going to be paid,, the only question is when, and how big they will be.

    Icarus
     
  15. wjtracy

    wjtracy Senior Member

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    Recently heard Duke Energy CEO on CNN and he said yes cheap now, but due to aging plants etc., the future elec cost will go up due to replacement costs. He said this is independent of type of power mix we go for, green or otherwise. I do not know how I feel about carbon tax, some merit. How about a carbon tax on new plants to encourage lower CO2 in the new plants?
     
  16. austingreen

    austingreen Senior Member

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    That financial formula has now broken:D There are a number of things going on. The first is the cost of complying with current SO2 and NOx regulation. There are a number of grandfathered plants that have been modified and now can no longer be grandfathered. Costs to comply is more than building a new plant, so these are shutting down. Congress needs to sunset grandfathering and we could close all these inefficient polluting plants. This accounts for many of the 200 plants that have been closed and are scheduled to close. EPA is tightening the caps and adding one for mercury. This will result in some the worst plants being shut down instead of new equipment added. This takes time.

    On the new plant side these plants are much more expensive than the ones they are replacing. New coal plants are much more than gas plants, and maintenance is higher, but fuel costs are lower. The price of gas needs to rise much faster than the price of coal to justify building coal plants. Natural gas plants can also be turned on and off much easier and can load follow so they are more comparable with adding renewables. If natural gas prices do rise though these economics change. The risks of a carbon tax and more significant coal regulation are much higher than the risk of rising gas prices, which makes new coal plants a risky investment. In china there is not a natural gas infrastructure, so economics are different.

    The best estimates I have seen in the near term are 10%-30% less coal burnt in 2020 versus today. New powerplants are more efficient so that 10% represents an efficiency shift, not less coal electricity. Going further out is highly dependent on regulation and the cost of wind, gas, and coal. My local utility will be rid of its last coal by 2030, but its hard to analyze the country.

    Hey I don't think the grid outbuilding to supply me with $0.095 wind power causes that much environmantal damage. I am happy to take the $0.02 government subsidy, so no I'm not paying my fair share, but I like being a free rider. My cost will definitely go up when my 10 year contract is up. :biggrin1:
    A tax on only new plants keeps the older less efficient higher polluting ones, instead of building more efficient lower polluting modern designs. Grandfathering may be the most political, but it is the most expensive way to get a reduction. Freemarket solutions normally produce the biggest change for the least money, but we need a better one than the eu or congress have come up with.. If not that maybe carbon tax. I'm think coal can be contained just by charging the true cost of SO2, NOx, and mercury, as well as mandating more environmental mining. A high enough carbon tax may require IGCC with sequestration for coal. That technology would be much more expensive but produce only about 20% of the co2 per unit energy as existing coal. It is likely a solution for china, but gas, wind, and solar would be cheaper here.
     
  17. JLstrange

    JLstrange New Member

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    On top of all the fuzzy math and subsidies we have some environmental group against every source of power and the transmission lines to get it where it's needed.
     
  18. rpatterman

    rpatterman Thinking Progressive

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    I'm coal free in generation, but I still imprt coal power from Xcel Electric.
     
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  19. wjtracy

    wjtracy Senior Member

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    Autsin- Thank you for taking a crack at the future %mix question.
    I guess we can say, correct me here, the Obama Admin is asking us to target 80% clean elec by 2030. Presumably this means 20% conventional coal, 80% clean (clean coal + Nat Gas + Nuke + Renewables). That plan was stated before the Japan tsunami incident, so that's one fly in the ointment.
     
  20. austingreen

    austingreen Senior Member

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    I think obama was 80% clean by 2035, but this includes IGCC with sequestration, gas, hydro, wind, nuc, etc. With nuclear growth in 24 years the numbers are fairly easy. Without new nuclear, it is still doable but a fairly substantial carbon tax would need to be implemented.