Definition of DG
According to the California Energy Commission (CEC), Distributed Generation (DG) is defined as “Electricity produced on-site or close to a load center that is also interconnected with a utility distribution system,” According to the California Hydrogen Highway Network Initiative, Distributed Generation (DG) is defined as "The generation of electric power and thermal energy at the location where a substantial fraction of the product is used. In general, DG is in the electric power range from a few kilowatts to 50 megawatts."
California Hydrogen Highway Blueprint Plan, Vol. II, Glossary,
March 2005
Http://www.hydrogenhighway.ca.gov/plan/plan.htm
Typical features of DG systems include:
- Small Scale Electric Generation (< ~50 MW)
- Close to Point of Use
- Small Distribution Network
- Use of Thermal Energy for Thermal Loads
- Potential for Grid Independence