Glossary

BCF
Billion cubic feet

Billion
One thousand million (1,000,000,000)

CCGT
Combined cycle gas turbine, the type of gas-fired generating plant used in most thermal power stations

CO₂
Carbon dioxide

Energy management
The process of matching supply and demand across the portfolio of a market participant's activities

FGD
Flue gas desulphurisation, the process of 'scrubbing' power station emissions to reduce their acid-rain forming potential.

Gas
Natural gas

Giga (G)
One thousand million (1,000,000,000) units

Hydroelectric
The generic description for generating plants making use of the movement of water as their energy source.

Kilo (k)
One thousand (1,000) units

LCPD
Large Combustion Plant Directive, the EU directive governing the operation of large combustion plants including most coal-fired power stations.

LNG
Liquefied Natural Gas

Mega (M)
One million (1,000,000) units

NO_x
Oxides of Nitrogen

Power Stations
Electricity generating facilities

Renewables
Sources of electricity generation which use naturally occurring or self-generating inputs, examples include wind and hydroelectric power.

SO₂
Sulphur dioxide

Thermal
The generic description for generating plants burning coal, gas and the like, or using geothermal energy.

Watt (W)
Unit of electrical power, the rate at which electricity is produced or used.

Watt hour (Wh)
Unit of electrical energy, the production or consumption of one watt for one hour.