Dictionary of Electrical Engineering

Commonly used terms in the Electrical industry.

COGEN

See cogeneration
cogeneration
(1) any of a number of energy generation systems in which two (or more) forms of energy are produced in forms practical for use or purchase by an end user. Typical systems produce electrical energy for sale to a utility and process steam for local space heating or other process uses. Cogeneration designs are generally adopted to increase the overall efficiency of a power generation process.
(2) typically, the production of heat energy, e.g. to heat buildings, as an adjunct to the production of electric power.