Renewable Energy : Glossary

There are 82 documents in this section.

  • Megawatt

    12 December 2000

    A million watts, written MW

  • Megawatt-hour

    12 December 2000

    One thousand kilowatt hours, written MWh

  • Nuclear power

    12 December 2000

    Electricity generated by using heat from a nuclear reactor to produce steam for a steam turbine.

  • Power

    12 December 2000

    The amount of energy delivered in a unit of time, measured in watts, written W

  • Power station / power plant

    12 December 2000

    One or more large generators, connected through a switchyard to an electricity system.

  • Volt

    12 December 2000

    Unit of electrical pressure, written V

  • Voltage

    12 December 2000

    Electrical pressure between different points in a circuit, measured in volts, written V

  • Watt

    12 December 2000

    Unit of power, written W

  • Photovoltaic (PV) cells

    6 November 2000

    Thin silicone wafers that convert any light, not only sunlight, directly into electricity.

  • Primary energy

    6 November 2000

    Energy sources, such as fossil fuels, nuclear or wind power, which are not used directly for energy but transformed into light, useful heat, motor power and so on. For example, a coal-fired power station which generates electricity uses coal as its primary energy.