Glossary

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HPB

Full hours at the lowest rate for some profiles (C2—C4).

Budget

Energy market

Consumption & sustainability

HPH

Full hours at the highest rate for some profiles (C2—C4).

Energy market

Consumption & sustainability

HQE label

High environmental quality certification for buildings that perform well in terms of energy and the environment.

Environment

Green energy

Actors & regulations

HTA

Supply voltage for major sites (often ≥ 250 kVA), connected at medium/high voltage.

Electricity

Consumption & sustainability

HVAC

Heating, ventilation and air conditioning systems in buildings.

Electricity

Gaz

Consumption & sustainability

Heat pump

Heating system using energy, air, water or soil to heat the home.

Electricity

Green energy

Actors & regulations

Heat wave

Intense heat period that can have an impact on electricity consumption and production.

Electricity

Consumption & sustainability

Historic suppliers

Actors who had a historical monopoly before the opening of the market.

Gaz

Energy market

Electricity

Green energy

Actors & regulations

Hydraulic power

Energy generated by the movement of water (dams, currents, tides).

Electricity

Green energy

Actors & regulations

Hydraulic stock

Quantity of water stored in dams for future electricity production.

Electricity

Green energy

Actors & regulations

ICPE

Installations classified for environmental protection, subject to strict regulations according to their risks.

Environment

Actors & regulations

ISO 50001

International energy management standard, which helps organizations improve their energy performance.

Environment

Green energy

Actors & regulations

In the long run

Market where you buy/sell one delivery later, via “future” contracts.

Energy market

Electricity

Actors & regulations

Index

Value displayed by the meter (m³/kWh) used as a basis for calculating actual consumption.

Gaz

Energy monitoring & management

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The answers to your questions

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 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.).

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.

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.

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.