For any energy source, the cooling water can be waste-water or salt-water if the siting of the power plant has those non-fresh water sources available. Coal and solar-thermal can have more siting issues. Coal needs to be nearer to coal resources because millions of tons/year of coal is needed per plant. Solar thermal needs to …
Researchers assessed the feasibility, implications, limitations, and enablers of annually producing 90 billion gallons of ethanol — sufficient to replace more than 60 billion of the estimated 180 billion gallons of gasoline expected to be used annually by 2030. Ninety billion gallons a year exceeds the U.S. Department of Energy’s goal for ethanol production established …
The USA has the Very High Temperature Gen IV reactor candidate, which could have deep burn [65% of the nuclear material would be used instead of about 1% for current reactors] and temperatures up to 1000 degrees. High temperatures is efficient for providing heat for many industrial applications. The difference between the US and China …
Textron solid state lasers Aviation Week reports on the status of military solid state lasers. Hellad [High Energy Liquid Laser Area Defense System] program small [size of a large refrigerator and about 1650 pounds] 150KW lasers are working to ground tests in 2011 and will include a demonstration of the system’s ability to shoot down …
Toyota Motor Corp. the world’s biggest maker of gasoline-electric hybrid vehicles, plans to lease cars whose batteries can recharge from normal electrical sockets by 2010, matching General Motors Corp.’s target for introducing the fuel-efficient vehicles. The planned new plug-in hybrids would use lithium-ion batteries. Toyota plans low- exhaust diesel engines for large Tundra pickups and …