Glossary

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Tertiary Eco-Energy Decree (TEED)

Obligation to gradually reduce the consumption of tertiary buildings of more than 1,000 m².

Environment

Energy market

Actors & regulations

Thermal power plants

Installations producing electricity from fossil fuels (coal, gas, fuel oil).

Electricity

Gaz

Energy market

Production & resources

Thermosensitivity

Sensitivity to electrical consumption to temperature variations.

Electricity

Consumption & sustainability

TICFE

Excise on electricity levied on the final consumption of electricity in France.

Budget

Consumption & sustainability

Tidal power

Renewable energy produced thanks to the movement of the tides.

Green energy

Electricity

Actors & regulations

TP

Price option linked to the proximity of the transport network, which influences delivery costs.

Gaz

Markets & purchases

Transformer

Equipment that raises or lowers the voltage to adapt electricity to networks and uses.

Electricity

Consumption & sustainability

Transmission system operator

Actor responsible for transporting energy between producers and distributors.

Gaz

Electricity

Actors & regulations

Transport network

Connects major production centers and major consumption areas.

Electricity

Actors & regulations

TRF

Trading region France — single gas market in France set up in 2018, replacing former regional exchange points (peg.

Gaz

Energy market

Markets & purchases

TRV

Regulated prices sold by historical suppliers, coexisting with market offers.

Gaz

Energy market

Electricity

Actors & regulations

TTF gas

Reference gas market in the Netherlands, a major indicator of prices in Europe.

Gaz

Markets & purchases

TURP

Electricity delivery rate including fixed portion (subscription) and variable portion (withdrawal).

Electricity

Markets & purchases

TWh

Unit of energy equal to one billion kWh (1 TWh = 1,000,000,000 kWh).

Electricity

Gaz

Energy monitoring & management

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The answers to your questions

How is the glossary organized?

The terms are listed in alphabetical order and can be filtered by category (Budget, Energy Market, Green Energy, etc.).

What is the difference between €/MWh and kWh?

The €/MWh is a price unit used in wholesale markets, while kWh is the unit visible on your bills.

Can I filter only tax-related terms?

Yes, just select the filter Budget to display concepts like TICFE, TICGN, or CTA.

What is the Sirenergies glossary for?

The glossary explains key energy terms, like €/MWh, TURPE or TICFE. It makes it easier to read invoices and understand markets.

Is the glossary updated regularly?

Yes, it is continuously enriched according to regulatory and market developments, to remain a reliable reference.

How does the glossary help me with my decisions?

It makes it possible to understand market mechanisms, to anticipate costs and to better understand the energy players

Where can I find the definition of an unknown acronym?

All the regulatory acronyms or techniques (e.g. 3RErN, PDL, ARENH) are explained in the glossary with their context.

Is the glossary linked to the articles on the site?

Yes, each definition can be linked to educational articles or current events to deepen the subject.