geothermal heat exchanger Archives – The Green Optimistic green tech news, since 2008 Thu, 30 Jul 2009 18:47:56 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Unused Old Mines Could Be Used as Geothermal Power Sources https://www.greenoptimistic.com/unused-old-mines-could-be-used-as-geothermal-power-sources-20090730/ https://www.greenoptimistic.com/unused-old-mines-could-be-used-as-geothermal-power-sources-20090730/#comments Thu, 30 Jul 2009 18:47:56 +0000 https://www.greenoptimistic.com/?p=4205 Geothermal energy has a lot of potential worldwide. As it is not dependent on many factors, geothermal energy could be the cleanest power source of near future. Two scientists from University of Oviedo, Spain, have concluded that geothermal energy could be provided by mine shafts.

The post Unused Old Mines Could Be Used as Geothermal Power Sources appeared first on The Green Optimistic.

]]> https://www.greenoptimistic.com/unused-old-mines-could-be-used-as-geothermal-power-sources-20090730/feed/ 4 4205 Geothermal Efficiency Boosted Up to 30% by Newly Discovered Liquid https://www.greenoptimistic.com/geothermal-nanomaterials-liquid-booster-20090727/ https://www.greenoptimistic.com/geothermal-nanomaterials-liquid-booster-20090727/#comments Mon, 27 Jul 2009 19:12:06 +0000 https://www.greenoptimistic.com/?p=4154 Scientists from the Pacific Northwest National Laboratory in Richland, WA, announce they developed a new type of heat extracting liquid that could absorb much better the heat coming from the hot water in the geothermal wells.

The post Geothermal Efficiency Boosted Up to 30% by Newly Discovered Liquid appeared first on The Green Optimistic.

]]> https://www.greenoptimistic.com/geothermal-nanomaterials-liquid-booster-20090727/feed/ 1 4154