Subscribe Via EmailGlossary of Energy Terms
Urban Heat Island Effect
By admin at 3 January, 2009, 4:34 am
Urban Heat Island Effect – Urban heat islands form as vegetation is replaced by asphalt and concrete for roads, buildings, and other structures necessary to accommodate growing populations. These surfaces absorb – rather than reflect – the sun’s heat, causing surface temperatures and overall ambient temperatures to rise. The displacement of trees and shrubs eliminates [...]
Read More >>Thermal Resistance
By admin at 3 January, 2009, 4:33 am
Thermal Resistance (R-Value) – The resistance of a material to heat conduction. The higher the R-value, the greater the energy efficiency and the higher resistance to heat transfer.
Transmission – The movement or transfer of electric energy over an interconnected group of lines and associated equipment between points of supply and points at which it is [...]
Standard Offer Programs
By admin at 3 January, 2009, 4:32 am
Standard Offer Programs – A program operated by utility that pays private contractors for making improvements in homes, apartments and businesses that save energy to the advantage of the utility and customers. The utility defines the results it would like from the program and pays the contractor a standard amount for all energy saved. A [...]
Read More >>Solar Energy
By admin at 3 January, 2009, 4:31 am
Solar Energy – Electromagnetic energy transmitted from the sun (solar radiation). The amount that reaches the earth is equal to one billionth of total solar energy generated, or the equivalent of about 420 trillion kilowatt-hours.
Solar Film – A window glazing coating, usually tinted bronze or gray, used to reduce building cooling loads, glare, and fabric [...]