5 Terms
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Energy efficiency
Industry: Energy
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Energy efficiency
Horsepower hour (hph)
Energy; Energy efficiency
One horsepower provided over one hour; equal to 0.745 kilowatt-hour or 2,545 Btu.
Single glaze or pane
Energy; Energy efficiency
One layer of glass in a window frame. It has very little insulating value (R-1) and provides only a thin barrier to the outside and can account for considerable heat loss and gain.
Algae
Energy; Energy efficiency
Primitive plants, usually aquatic, capable of synthesising their own food by photosynthesis.
Seasonal performance factor (SPF)
Energy; Energy efficiency
Ratio of useful energy output of a device to the energy input, averaged over an entire heating season.
Energy contribution potential
Energy; Energy efficiency
Recombination occurring in the emitter region of a photovoltaic cell.
Anthropogenic
Energy; Energy efficiency
Referring to alterations in the environment due to the presence or activities of humans.
Flat plate solar heating collectors
Energy; Energy efficiency
Large, flat boxes with glass covers and dark-colored metal plates inside that absorb and transfer solar energy to a heat transfer fluid. This is the most common type of collector used in solar hot ...
