Glossary of key terms and abbreviations

Company, RusHydro

PJSC RusHydro, including its branches and executive office

Combined heat and power plant

Combined heat and power plant generates electricity and useful heat at the same time

Day-Ahead Market

The competitive selection of price bids of suppliers and buyers conducted by JSC “ATS” a day before the actual delivery of electricity with the determination of prices and volumes of delivery for each hour of the day

Energy Efficiency

Effective (rational) use of energy resources. Use less energy to provide buildings or manufacturing processes in production with the same level of energy

Generating companies of the wholesale electricity market

Companies formed on the basis of the power plants

Gigacalorie 

A unit of measurement for heating energy

Gigacalorie-Hour

A unit of measurement for heating power

Hydropower plant

A power plant as unified production and technological complexes, combining hydro-technical constructions and equipment that transforms mechanical energy from water into electric energy. In the text of the annual report, except when otherwise noted, tidal power plants and PS HPPs are included as HPPs

Hydro-technical constructions

Dams, hydropower plant constructions, spillways, drain and water-discharge constructions, tunnels, channels, pumping stations, navigation locks, boat lifts; buildings used to protect from floods and the destruction of water reservoir shores; dam constructions, protecting the liquid waste reservoirs of production and agricultural organizations; devices that protect against washing-away and other constructions designed to use water resources and to prevent any negative impact from water and liquid waste

Integrated Energy System

Aggregated production and other electricity property assets, connected via a unified production process (including production in the form of the combined generation of electrical and heat) and the supply of electrical energy under the conditions of a centralized operating and dispatch management

Installed capacity

Total nominal active capacity of generators at electric power plants which are part of the Group’s structure

JSC RAO UES of Russia

The Russian energy company (until July 1st, 2008). Full name – Open Joint Stock Company Unified Energy System of Russia. The Company previously united almost all of Russian energy sector companies under its consolidation. JSC RAO UES of Russia ceased to exist as of June 30, 2008 as a result of a comprehensive energy sector reform

Kilowatt-Hour

A unit of measurement for produced electricity

Megawatt

A unit of measurement for electrical capacity

Pump storage hydropower plants

Pump-storage power plants, which works by transforming electricity from other power plants into the potential energy of water; during reverse transformation, accumulated energy is contributed to the energy system primarily to cover deficits that may occur during peak load periods

Renewable energy sources

Include: hydro, solar, wind, geo-thermal, hydraulic energy, energy from water currents, waves, tides, the temperature gradient of sea water, temperature differences between air masses and the ocean, heat from the Earth , animal bio-masses and vegetable and household waste

Subsidiaries and dependent companies

Entities, in which another (main) economic entity due to its majority or greater participation in the charter capital or in accordance with a concluded agreement or in another way, has the opportunity to determine the decisions adopted by said entities.

The RusHydro Group

PJSC RusHydro, including its subsidiaries and dependent companies (SDCs)

Thermal power plant

Thermal power plant is a power plant in which heat is converted to electric power

Useful supply of electricity

Electricity received and paid for by consumers

Wholesale electricity and capacity market

Sphere for the turnover of electric energy and capacity within the framework of Russia’s integrated energy system within the country’s unified economic space with the participation of large electricity producers and consumers that have the status of wholesale market objects, confirmed in full accordance with the Russian Federal Law “On the electric power industry” (by the Russian Government). The criteria for including large electricity producers and consumers in the category of large producers and large consumers are also established by the Russian government

Wind electric plants

Include two or more wind energy installations designed to convert wind energy into electric energy and its transmission to consumers

PJSC RusHydro

Public joint-stock company RusHydro, including its branches and executive office

JSC RAO UES of Russia

Joint-stock company RAO Energy Systems of the East

APAC

Asian-Pacific Region

AGM

Annual General Meeting of Shareholders

BoD

Board of Directors

CHPP

Combined heat and power plant

CCA

Competitive capacity auction

DAM

Day-Ahead Market

FEC

Fuel and Energy Complex

FEFD

Far Eastern Federal District

Gcal

Gigacalorie

Gcal/h

Gigacalorie-Hour

HPP

Hydropower plant

IES

Integrated Energy System

KPIs

Key performance indicators