TradingDeskEnergy Decision System
Definitions

Wiki · Definitions

Energy-market glossary

Short, practical terms used on the desk: imbalance, BRP, nomination, settlement.

DefinitionDefinitions · Energy-market glossary2026-09-09

BRP

Balance Responsible Party: the entity financially responsible for the imbalance of a balancing group.

Source: ERE / OST · 2020-07-02

BRP · balancing

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DefinitionDefinitions · Energy-market glossary2026-09-09

Balancing Group

A set of metering points whose schedules and actuals are netted under one BRP.

Source: ERE / OST · 2020-07-02

balancing · BRP

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DefinitionDefinitions · Energy-market glossary2026-09-09

Imbalance

The difference between a market participant's scheduled/nominated energy and its actual measured energy, subject to the applicable balancing and settlement rules.

Source: ERE / OST · 2020-07-02

imbalance · balancing · settlement

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DefinitionDefinitions · Energy-market glossary2026-09-09

Aggregator

A party that groups multiple assets or sites into one market position.

aggregation · portfolio

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DefinitionDefinitions · Energy-market glossary2026-09-09

Aggregation

Combining multiple assets or participants into a single portfolio position.

aggregation · portfolio

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DefinitionDefinitions · Energy-market glossary2026-09-09

Nomination

The hourly energy plan sent for scheduling before delivery.

Source: ERE / OST · 2020-07-02

nomination · scheduling

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DefinitionDefinitions · Energy-market glossary2026-09-09

Day-Ahead Market

The market where hourly volumes for the next delivery day are traded before the day starts.

Source: ERE / ALPEX · 2022-12-27

day-ahead · market

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DefinitionDefinitions · Energy-market glossary2026-09-09

Intraday Market

The market used to change the day-ahead position after it is locked, before delivery.

Source: ERE / ALPEX · 2022-12-27

intraday · market

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DefinitionDefinitions · Energy-market glossary2026-09-09

Settlement

The financial close of market and imbalance volumes after delivery.

Source: ERE / ALPEX · 2022-12-27

settlement · imbalance

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DefinitionDefinitions · Energy-market glossary2026-09-09

Balancing Energy

Energy activated to correct the system after nominations, used in imbalance settlement.

Source: ERE / OST · 2020-07-02

balancing · energy

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DefinitionDefinitions · Energy-market glossary2026-09-09

Market Participant

A licensed party that nominates, trades or settles energy on the market.

Source: Republic of Albania / ERE · 2026-06-18

participant · licensing

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DefinitionDefinitions · Energy-market glossary2026-09-09

Metering Point

The point where energy is measured for nomination, imbalance and settlement.

Source: ERE · 2008-08-26

metering · imbalance

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DefinitionDefinitions · Energy-market glossary2026-09-09

Portfolio

The set of assets, sites or positions the desk operates together.

portfolio · aggregation

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DefinitionDefinitions · Energy-market glossary2026-09-09

Position

The net hourly volume the desk holds after day-ahead, intraday and internal schedules.

position · nomination

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