Electric HVAC systems can help you keep your home comfortable using a fraction of the energy. We spoke to experts to find out just how efficient they are.
Chart shows that it took more electricity to heat a home with a heat pump when the thermostat was changed during the day (“on-off”) vs. constant temperature Credit: US Department of Energy—Courtesy ...
Researchers have revealed a new thermophotovoltaic (TPV) cell that converts heat to electricity with over 40 percent efficiency, performance nearly on par with traditional steam turbine power plants.
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