News tagged with maximum efficiency

Bladeless wind turbine inspired by Tesla

(PhysOrg.com) -- A bladeless wind turbine whose only rotating component is a turbine/driveshaft could generate power at a cost comparable to coal-fired power plants, according to its developers at Solar Aero. ...

May 07, 2010 report
4.4 / 5 (122) 30 | with audio podcast

Turning heat to electricity... efficiently

(PhysOrg.com) -- In everything from computer processor chips to car engines to electric powerplants, the need to get rid of excess heat creates a major source of inefficiency. But new research points the way ...

Nov 18, 2009
4.8 / 5 (67) 9

Wind turbines that learn like humans

Depending on the weather, wind turbines can face whispering breezes or gale-force gusts. Such variable conditions make extracting the maximum power from the turbines a tricky control problem, but a collaboration of Chinese ...

Mar 27, 2012
4.8 / 5 (6) 16 | with audio podcast

Achieving optimal efficiencies for nanoengines

(PhysOrg.com) -- "There's a lot of recent interest in understanding the functioning and optimal performance of small systems," Katja Lindenberg tells PhysOrg.com. Lindenberg is a scientist in the Department of Chemistry and Bi ...

Apr 29, 2009 feature
3.6 / 5 (10) 1