Energy at the earth's core?

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OmegaGuy
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Energy at the earth's core?

Post by OmegaGuy »

Can someone help me find out how much energy is produced at the earth's core (joules per second)?
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CaptainChewbacca
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Re: Energy at the earth's core?

Post by CaptainChewbacca »

OmegaGuy wrote:Can someone help me find out how much energy is produced at the earth's core (joules per second)?
Well, what kind of energy? There's the heat, there's the kinetic energy of rotation, and there's the magnetic field generated by the rotation.
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OmegaGuy
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Post by OmegaGuy »

All of it. The sum total.
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Winston Blake
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Post by Winston Blake »

Just from googling 'geothermal energy total':
One wrote:The total geothermal resource is vast. An estimated 100PWh (1 x 1017 W) of heat energy is brought to the earth’s surface each year (World Energy Council 1994).
Two wrote:Current geothermal use is only a fraction of the total potential of geothermal energy. U.S. geothermal resources alone are estimated at 70,000,000 quads21, equivalent to 750,000-years of total primary energy supply (TPES) for the entire nation at current rates of consumption.The geothermal energy potential in the uppermost 6 miles of the Earth’s crust amounts to 50,000 times the energy of all known oil and gas resources in the world.22
Apparently 70e6 quads is 7.4e25 J.
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OmegaGuy
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Post by OmegaGuy »

Thanks
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