mathoda.com

This house, designed by a company that produces lithium batteries, apparently has all the conveniences of a modern American house, but can be disconnected from the power grid because it relies on solar energy, ceiling mounted quiet-running wind turbines, and a geothermal system, with lithium battery storage, for all of its power needs: http://www.hybridtechnologies.com/products/house_home/hybrid_living_home