Sentences with phrase «run electrical generators»
All geothermal power plants use steam to turn large turbines, which run electrical generators.
http://www.pearltrees.com/ Not exact matches
If the electrical supplies are going off, hospitals need generators to run.»
«If you run a motor in reverse you get an electrical generator,» says Krupenkin, explaining that this is the same idea.
As the pack bounces, it periodically runs a toothed rack across a gear attached to small generator on the fixed frame (see picture), thus converting the mechanical energy of walking into electrical energy.
But going from heat to electrical or mechanical energy involves considerable losses; typical steam turbine generators run at about 33 % conversion efficiency — i.e. only 1/3 of the thermal energy gets converted to electricity.
Electrical generators usually run at 3600 RPM, which would be screamingly fast for a large wind turbine.
The potential energy of water in an elevated lake that is rushing down a river does not contain «heat» per se, but, if we dam the river and divert the water pressure to run a hydroelectric generator, we can transform the river energy into electrical energy and then use that to power an electric heater.