Glossary

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LEED label

American certification measuring energy and environmental sustainability buildings.

Environment

Consumption & sustainability

Linky

Communicating electricity meter deployed by Enedis in France.

Electricity

Actors & regulations

LNG

Liquefied natural gas — natural gas cooled to -162°C to be liquefied, which facilitates its storage and transport by boat. (simplified version).

Gaz

Markets & purchases

Load curve

Every 30 minutes, a notification of last 30 minutes electricity consumption is sent and it is on this basis that billing is made.

Electricity

Energy monitoring & management

Load factor

Relationship between the energy produced and the theoretical maximum energy that the installation could produce.

Energy market

Markets & purchases

Lock power plant

Hydraulic power plant using small water reservoirs.

Green energy

Actors & regulations

LPEC

Contractual lot guaranteeing the injection of a given volume of energy, often of renewable origin.

Green energy

Actors & regulations

Lu

Pricing intended for regular and sustained use, as opposed to Short Use (CU).

Energy market

Electricity

Actors & regulations

Market prices

Energy prices defined by supply and demand on wholesale markets.

Electricity

Gaz

Energy market

Budget

Markets & purchases

MFRR

Frequency recovery reserve activated quickly to stabilize the electrical system.

Energy market

Markets & purchases

MIG customers

Sites providing a mission of general interest benefiting from specific guarantees of supply continuity.

Gaz

Markets & purchases

Mobile tip

So-called peak mobile hours apply to VAT rates that have subscribed to the mobile peak option.

Electricity

Consumption & sustainability

Multi-fluids

Centralized monitoring of multiple energy consumption (electricity, gas, gas, water, heat, steam) in the same platform.

Electricity

Gaz

Energy market

Energy monitoring & management

MW

Megawatt — a unit of power equal to 1 million watts, used to express capacity, production or instantaneous consumption.

Electricity

Consumption & sustainability

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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.

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

How is the glossary organized?

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

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.

Is the glossary updated regularly?

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

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.

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.

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.