generators

Energy

Super-efficient generator

Watch out for Shannon Miller and her company EtaGen. Her generators may soon be providing a power solution in places with little sun or wind.

It’s hard to radically improve the internal-combustion engine. But Shannon Miller may have done it, by getting it to work at extremely high compression and expansion ratios. Miller’s engines use 33 percent less fuel than conventional gas-powered generators.

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Don’t believe the hype

Legislation needed to tackle misleading solar advertising. We are being swamped with false claims

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Emergency Power: engine-driven generators

Living off the grid,  generators have a place. There comes a time  when some backup power is needed.  In most cases  this means using an engine to turn some form of generator.

People living  in Vans, camping trailers or small cabins tend to view  a seperate engine driven  generator as a nuisance  to be tolerated  and  usually do  not wish to spend much money. Various alternatives  present themselves.
Running the Van motor to charge up  the battery is among the first  solutions  that  comes to mind.  Next is a small  stand alone portable genset and  a typical automotive charger  that plugs into the mains.
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Off-Grid 101

Buying a generator

Generators these days are silent, fuel- efficient and environment-friendly. To get the best value from a generator figure out whether its for stand-by — backup to normal utility power, or prime power — when you have no other source. Then choose between gas or diesel generators diesel is recommended, it’ll last longer and cost less money to operate. Here are the best deals online.

generator

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