its a semisolid fluidic mess down there, though, at just inside the
mantle, how much can it really be pressurized?  under pressure yes,
but how condensed?  I a biologist and biochemist mostly, im not sure
the math TO do in this instance, But if we pump fluid down, and it
cools too much on the way back up, that would be pretty worthless to
us, right?

On Tue, Jun 16, 2009 at 8:36 AM, David
Jonsson<[email protected]> wrote:
> Wait a moment. The magma is hot becasue it is pressurised. When you pick it
> up to earth it will expand and cool.
>
> Do some calculation on it and see how much heat is left.
>
> There is no difference if you pump a fluid down to the magma. It will get
> pressurized as it go down and will heat up because of that. It will coll
> when rising.
>
> That there is an energy source to keep the heat in the interior is not well
> proven. It could just be a pressure effect. In fluids this heat gradient is
> well known but almost entirely ignored for solids.
>
> David
>
> David Jonsson, Sweden, phone callto:+46703000370
>
> On Tue, Jun 16, 2009 at 5:10 PM, Alexander Hollins
> <[email protected]> wrote:
>>
>>
>> http://gizmodo.com/5291538/romulan-planet-drill-now-in-testing-stages-for-real
>>
>> Now, I've got a question.  If we drill down to magma, and use that
>> heat for power generation...   aren't all powerplants just heat pumps?
>>  we generate the power while letting heat flow naturally down the line
>> to colder climes.  which would be.....  the crust,the ground, the air?
>>  wouldn't that cause a global warming if done on a large scale as
>> well?
>>
>
>

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