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  2. The Best Home Generators to Keep Your House or ... - AOL

    www.aol.com/best-home-generators-keep-house...

    The average house will take at least 5,000 to 7,500 watts to run only the most critical equipment—think fridge, heat, and water. Often, a portable home generator can get you through an outage ...

  3. These Portable Generators Are Great For On-The-Go Power Or ...

    www.aol.com/lifestyle/best-portable-generators...

    One note on using propane: The main power switch on the panel won’t shut the unit down— the propane switch on the fuel selection panel shuts off both the flow of propane and the generator.

  4. Radiant heating and cooling - Wikipedia

    en.wikipedia.org/wiki/Radiant_heating_and_cooling

    In the early 19th century, developments in water-based systems with embedded hot water pipes paved the way for modern radiant heating, providing indoor comfort through heat transfer. [4] Radiant cooling also has ancient roots. In the 8th century, Mesopotamian builders used snow-packed walls to cool indoor space.

  5. Thermoelectric generator - Wikipedia

    en.wikipedia.org/wiki/Thermoelectric_generator

    In motor vehicle applications a supplementary radiator is sometimes used for improved heat removal, though the use of an electric water pump to circulate a coolant adds parasitic loss to total generator output power. Water cooling the thermoelectric generator's cold side, as when generating thermoelectric power from the hot crankcase of an ...

  6. Thermoelectric cooling - Wikipedia

    en.wikipedia.org/wiki/Thermoelectric_cooling

    Thermoelectric cooling uses the Peltier effect to create a heat flux at the junction of two different types of materials. A Peltier cooler, heater, or thermoelectric heat pump is a solid-state active heat pump which transfers heat from one side of the device to the other, with consumption of electrical energy, depending on the direction of the current.

  7. Radiator (heating) - Wikipedia

    en.wikipedia.org/wiki/Radiator_(heating)

    A hot-water radiator consists of a sealed hollow metal container filled with hot water from a boiler or other heating device by gravity feed, a pump, or natural convection. As it gives out heat, the hot water cools and sinks to the bottom of the radiator and is forced out of a pipe at the other end.

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