A
ABRADEE: Brazilian Association of Electric Energy Distributors.
ANEEL: Brazilian Electric Power Agency (Agência Nacional de Energia Elétrica).
B
Basic network: Interconnected transmission lines, dams, energy transformers and equipment with voltage equal to or higher than 230 kV, or installations with lower voltage as determined by ANEEL.
C
CCEE: Electric Energy Trading Chamber.
CBEE: Brazilian Trader of Emergency Energy.
CVM: Brazilian Securities and Exchange Commission.
Cust: Contract for the Use of the Transmission System to be signed by the Unit Supplied and the System National Operator (ONS). The contracting of access to the transmission systems not bound by the Initial Contracts.
D
DEC: Equivalent Duration of Interruption per Consumer Unit. It indicates the number of average hours that a consumer is left without electric energy during a certain period, usually monthly.
E
EAEE: Charge for acquisition of emergency energy.
EBITDA: Earnings before interest, taxes, depreciation and amortization expenses.
ECE: Emergency Energy Charge - a fee paid by consumers and passed through by distributors to CBEE to finance the location of the thermo plants to be used when there is an occasional reduction in the hydro reservoirs.
F
Fator X: (X Factor) A mechanism that allows for the pass-through of productivity gains of electric energy distributors to consumers, by way of the tariffs.
FEC: Equivalent Frequency of Interruption per Consuming Unit. It indicates how many times, in average, there was an interruption at the consuming unit.
Free Consumers: These are energy consumers who, pursuant to Law 9,074, of July 1995, and ANEEL Resolution 264, of August 13, 1998 choose to buy energy from any market distributor/trader, freely negotiating the price and term of the electric energy supply, pursuant to specific legislation and regulations.
G
Gigawatt (GW): One billion watts.
Gigawatt hour (GWh): One gigawatt of power supplied or demanded for one hour, or one billion watt hours.
H
High voltage: A class of nominal system voltages equal to or greater than 100,000 volts (100 kVs) and less than 230,000 volts (230 kVs).
Hydroelectric plant or hydroelectric facility: A generating unit that uses water power to drive the electric generator.
I
Installed capacity: The level of electricity which can be delivered from a particular generating unit on a full-load continuous basis under specified conditions as designated by the manufacturer.
K
Kilovolt (kV): One thousand volts.
Kilowatt (kW): One thousand watts.
Kolowatt hour (KWh): One kilowatt of power supplied or demanded for one hour, or one thousand watt hours.
M
MAE: Mercado Atacadista de Energia Elétrica.(Wholesale Market of Electric Energy).
MME: Ministério de Minas e Energia (Ministry of Mines and Energy).
Megawatt (MW): One million watts.
Megawatt hour (MWh): One megawatt of power supplied or demanded for one hour, or one million watt hours.
O
ONS: Electric System National Operator. A private law corporate entity authorized to carry out coordination and control activities of the electric energy generation and transmission operations, in the interconnected systems.
P
Pequenas Centrais Hidrelétricas ou PCH: Usinas hidrelétricas com capacidade instalada entre 1 MW e 30 MW que atendam aos requisitos estabelecidos pela resolução ANEEL 652, de 9 de dezembro de 2003.
R
RAB: Regulatory asset base.
S
Small hydroelectric power plant or PCHs: # Power plants with capacity from 1 MW to 30 MW.
Substation: An assemblage of equipment which switches and/or changes or regulates the voltage of electricity in a transmission and distribution system.
T
TUSD: Tariff for the Use of the Distribution System. Created by ANEEL and adjusted yearly.
Thermoelectric plant: A generating unit which uses combustible fuel, such as coal, oil, diesel natural gas or other hydrocarbon as the source of energy to drive the electric generator.
U
Usina Hidrelétrica ou UHE: Unidade geradora que transforma energia potencial da água acumulada no reservatório em eletricidade.
Usina Termelétrica: Unidade de geração que utiliza a energia térmica proveniente da queima de combustível, tais como: carvão, óleo, gás natural, diesel e outro hidrocarbono como fonte de energia para impulsionar o gerador de eletricidade.
V
Volt: The basic unit of electric force analogous to water pressure in pounds per square inch.
W
Watt: The basic unit of electrical power.
