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Deep-Seawater Air Conditioning System to Cool Honolulu | Inhabitat

published 787 days, 22 hours, 38 minutes ago posted by http://jonnyboats.wordpress.com/http://jonnyboats.wordpress.com/ 788 days, 20 hours, 35 minutes ago
Saturday, December 12, 2009 2:48:07 PM GMT Friday, December 11, 2009 4:51:08 PM GMT

Frigid seawater pumped in from the ocean’s depths will soon help cool more than half of the buildings in Honolulu’s downtown. Honolulu Seawater Air Conditioning LLC, which is undertaking the $240 million project, expects its technology to cut the Hawaiian city’s air conditioning electricity usage by up to 75 percent while slashing carbon emissions and the use of ozone-depleting refrigerants.

The project involves running a five-foot-wide pipeline hundreds of feet below the sea, which will then suck u...

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tags: green

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