wastewater heat Archives – The Green Optimistic green tech news, since 2008 Thu, 19 Apr 2012 17:11:05 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Sewage Geothermal Technology Used to Extract Free and “Filthy” Heat in Philadelphia https://www.greenoptimistic.com/sewage-geothermal-heat-20120419/ https://www.greenoptimistic.com/sewage-geothermal-heat-20120419/#respond Thu, 19 Apr 2012 17:11:05 +0000 https://www.greenoptimistic.com/?p=24088 Wastewater is and will always be warm, and its heat so far has usually been lost, without powering anything (but bacteria). To prevent this precious (filthy) energy go down the drain, NovaThermal Energy LLC, based in Philadelphia, wants to implement what they call a “sewage geothermal” technology, meant to recover most of it. “It’s just […]

The post Sewage Geothermal Technology Used to Extract Free and “Filthy” Heat in Philadelphia appeared first on The Green Optimistic.

]]> https://www.greenoptimistic.com/sewage-geothermal-heat-20120419/feed/ 0 24088