[Greenbuilding] Abandoned mine turned into a pumped storage system...
obrien at hevanet.com
Sun Feb 24 17:40:42 PST 2013
Thanks for the link to the Energiewende report, it's very interesting.
I hope somebody in Germany is actually talking to their neighbors about the idea of swapping electricity across borders as a means of "storage" (p. 14 f), as I read there have been complaints from some countries that Germany currently (no pun intended) strongarms them into taking excess power.
Mike O'Brien Photography
On Feb 24, 2013, at 10:59 AM, john daglish wrote:
> 12 Insights on Germany’s Energiewende
> A briefing paper from the NGO agora-energiewende on the tasks for the
> energiewende - German energy revolution, renewable energy wind +
> solar + peak chp et heat stores, variable elec/heat gas/biogas, And a
> good discussion on the need for restructuring the electricity market
> to finance ongoing renewables and supporting flexible plant.
> John Daglish
> Paris, France
> On Sun, Feb 24, 2013 at 4:30 AM, Corwyn <corwyn at midcoast.com> wrote:
>> On 2/23/2013 6:28 PM, John Straube wrote:
>>> I too would keep an open mind on this.
>> They make it sound like this is a problem only with renewable energy, when,
>> in fact, it is a concern with all types of power generation. The down time
>> for solar generators is at most a few day, and usually just a few hours. A
>> nuclear plant is generally down for months to refuel. And storage
>> requirements go up based on time required. Pump storage is reasonable
>> proposition, I think. The bugaboos are where you get the water and where
>> you put it. A mine and a slag mountain, and captured water, sound like
>> reasonable choices to me, but I don't know any details.
>> Thank You Kindly,
>> Topher Belknap
>> Green Fret Consulting
>> Kermit didn't know the half of it...
>> topher at greenfret.com
>> (207) 882-7652
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