Energy efficiency

Energy efficiency

Industry: Energy

Contributors in Energy efficiency

Energy efficiency

In reference to solar energy systems, the angle at which direct sunlight strikes a surface; the angle between the direction of the sun and the perpendicular to the surface. Sunlight with an incident ...

Angle of inclination

Energy; Energy efficiency

In reference to solar energy systems, the angle that a solar collector is positioned above horizontal.

Float-zone process

Energy; Energy efficiency

In reference to solar photovoltaic cell manufacture, a method of growing a large-size, high-quality crystal whereby coils heat a polycrystalline ingot placed atop a single-crystal seed. As the coils ...

Single-crystal material

Energy; Energy efficiency

In reference to solar photovoltaic devices, a material that is composed of a single crystal or a few large crystals.

Leading edge

Energy; Energy efficiency

In reference to a wind energy conversion system, the area of a turbine blade surface that first comes into contact with the wind.

Log law

Energy; Energy efficiency

In reference to a wind energy conversion system, the wind speed profile in which wind speeds increase with the logarithmic of the height of the wind turbine above the ground.