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2. Home fuel cell - Wikipedia

   en.wikipedia.org/wiki/Home_fuel_cell

   However, these systems are not directly comparable because solar power is a renewable resource with basically no operating cost, while natural gas is neither. Operating costs for home fuel cells can be as low as 6.0¢ per kWh based on $1.20 per therm for natural gas, assuming full electrical and heat load utilization.

3. Looking to buy a generator? From types to cost, here are 7 ...

   www.aol.com/finance/looking-buy-generator-types...

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4. Diesel generator - Wikipedia

   en.wikipedia.org/wiki/Diesel_generator

   Set sizes range from 8 to 30-kW (also 8 to 30-kVA single phase) for homes, small shops, and offices, with the larger industrial generators from 8-kW (11 kVA) up to 2,000-kW (2,500-kVA three phase) used for office complexes, factories, and other industrial facilities. A 2,000-kW set can be housed in a 40 ft (12 m) ISO container with a fuel tank ...

5. Engine–generator - Wikipedia

   en.wikipedia.org/wiki/Engine–generator

   The mid-size stationary engine–generator pictured here is a 100 kVA set which produces 415 V at around 110 A. It is powered by a 6.7-liter turbocharged Perkins Phaser 1000 Series engine, and consumes approximately 27 liters of fuel an hour, on a 400-liter tank.

6. Electric power transmission - Wikipedia

   en.wikipedia.org/wiki/Electric_power_transmission

   Although advanced lines can cost 2-4x more than steel, total reconductoring costs are less than half of a new line, given savings in time, land acquisition, permitting, and construction. [ 33 ] A reconductoring project in southeastern Texas upgraded 240 miles of transmission lines at a cost of $900,000 per mile, versus a 3,600-mile greenfield ...

7. Electric power distribution - Wikipedia

   en.wikipedia.org/wiki/Electric_power_distribution

   In North America, overhead distribution systems may be three phase, four wire, with a neutral conductor. Rural distribution system may have long runs of one phase conductor and a neutral. [17] In other countries or in extreme rural areas the neutral wire is connected to the ground to use that as a return (single-wire earth return).