Glossary

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BACS decree

Decree relating to Building Automation & Control Systems — Regulation requiring the installation of automation and control systems in tertiary buildings to...

Energy market

Actors & regulations

BREEAM label

British certification assessing the environmental performance of buildings.

Environment

Consumption & sustainability

BT

Voltage level less than 1000V, used for distribution to end customers and small sites.

Electricity

Consumption & sustainability

BTINF

Low voltage (meter less than or equal to 36 kVA). (short definition).

Electricity

Consumption & sustainability

BTSUP

Low voltage (meter greater than 36 kVA and less than or equal to 250 kVA. (simplified version).

Electricity

Consumption & sustainability

Balance manager

Market player guaranteeing a balance between electricity injections and withdrawals in its portfolio.

Energy market

Electricity

Actors & regulations

Baseload

The “baseload” refers to the minimum and constant level of electricity consumption to be covered continuously on the network.

Energy market

Production & resources

Biofuel

Fuel produced from biomass (vegetable or animal materials).

Green energy

Actors & regulations

Biogas

Gas produced by the degradation of organic matter (agricultural waste, sludge, biowaste) in the absence of oxygen.

Gaz

Green energy

Actors & regulations

Biomass

Renewable energy source derived from the valorization of organic materials (wood, agricultural waste, forest residues).

Green energy

Energy market

Actors & regulations

Biomethane

Renewable gas obtained after biogas purification, having a quality equivalent to natural gas and.

Gaz

Green energy

Actors & regulations

Block/spot offer

Offer combining fixed volume (block) and supplement at spot prices.

Energy market

Markets & purchases

Blue hydrogen

Hydrogen produced from natural gas with CO2 capture and storage.

Gaz

Environment

Consumption & sustainability

Buy click

Immediate purchase of energy on the spot market, at the price available at the time of the transaction.

Energy market

Markets & purchases

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The answers to your questions

Can I filter only tax-related terms?

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

Is the glossary updated regularly?

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

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.

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 linked to the articles on the site?

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

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

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.

How is the glossary organized?

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