Glossary

7 terms:

Levelised cost

Lifetime costs and output of electricity generation technologies discounted back to their present values to produce estimates of cost per unit of output (typically in p/kWh).

Life-cycle assessment

Methodology used to quantitatively assess the environmental performance (e.g. emissions) of a product or service from its cradle to grave

Lightweighting

An option to reduce fuel consumption of vehicles by reducing the vehicle weight

Liquefaction

Process for turning a gas into a liquid by cooling it to below its boiling point

Lithium-ion batteries

Modern batteries with relatively high energy storage density. Presently used widely in mobile phones and laptops and likely to be the dominant battery technology in the new generation of plug-in hybrid and battery electric vehicles.

Load factor

A measure of the output of an electricity generator relative to the maximum output it could produce.

Low Carbon Transition Plan (LCTP)

White paper from the Department of Energy and Climate Change (DECC) published in 2009.