Summarize with AI
What problems can network operators encounter?
Mis à jour le
March 6, 2026
8
Min reading
The activity of electricity network operator is not an easy activity, the world of energy is currently experiencing unprecedented movements. Its control and maintenance are therefore essential.
This is the main mission entrusted to network management companies, namely RTE (Electricity Transmission Network) and ENEDIS. In this article, we will therefore discuss the various situations encountered by these companies.
The problems that can occur are numerous, from the unexpected shutdown of a power plant to bad weather and other natural disasters. We will see what solutions are in place today, but also what will be the challenges of tomorrow.
Beyond the technical and physical aspects alone, we will also explore the financial and economic aspects. These are essential in order to ensure the transparency and efficiency of the management of electricity networks.
Technical problems encountered in network management
Public service missions carried out by the network operators RTE and ENEDIS
We can summarize the missions incumbent on network operators with this extract from the energy code (Item L322-8):
To define and implement policies for the investment and development of distribution networks in order to allow the connection of consumer and producer installations as well as interconnection with other networks.
RTE and ENEDIS are responsible for developing and maintaining electricity networks. In addition, there are many other missions that can only be carried out by public companies:
- Ensure the connection of remote areas (DOM-TOM, Réunion, Corsica...) );
- Ensure counting activities;
- Maintain transparent and non-discriminatory access to networks.
Frequency and voltage management
Electricity requires a almost perfect balance at every moment. Frequency is the measure that indicates the rhythm of current oscillations.
This measure should be maintained around 50 Hertz. The majority electrical current in France is alternating current. It therefore alternates between positive values and negative values constantly at a certain frequency.
Physics tells us that if consumption exceeds production, the frequency will drop. On the other hand, if production exceeds consumption at the national level, the frequency will accelerate.
The mission of network managers and managers is to ensure that this balance is maintained at all times. Teams are present every hour of the day to monitor that consumption forecasts correspond to reality. This is what we call: The dispatchers.
Their mission is to control the circulation of electrical flows from their sources of production to areas of consumption. They therefore regularly face voltage drops or frequency variations.
Source: Le Parisien
If production (mostly produced by EDF and other producers) is not there, they can trigger the resources at their disposal. Les reserve mechanisms or Interruptibility are a good example.
Do not hesitate to read our article on blackouts to learn more about the subject.
Management of structures and power transits
In addition to monitoring frequency and voltage, the mission of network managers also includes a whole physical part concerning structures.
Dispatchers are required to make changes in the path taken by electricity from production plants. They monitor electricity “highways” in real time.
In the event of bad weather or physical damage to the network, network managers will have to manage power transits to ensure the continuity of the electrical network. This concerns all maintenance and physical development actions of networks.
It is for this reason that, when building an electrical network, several emergency lines are provided on each installation. This is the N-1 criterion, i.e. the system must be able to continue to deliver energy despite the loss of a key element of the system (a line, a power plant, etc.).
Source: Paris Normandy
The network operator must ensure the quality of the electrical wave. There are a number of measures to protect the network in the event of technical problems, including by disconnecting high-risk production resources.
Taking the example of a wind turbine that starts when wind appears, if the wind increases, the current that this generator pours onto the lines will thus vary rapidly and create tension on this line. If the wind blows too hard and puts this wind turbine at risk, it will, as required by the procedure, disconnect from the network.
To summarize, RTE and ENEDIS (as well as LEDs concerned) manage the frequency and the voltage but also ensure the physical integrity of the structures.
The financial aspects of managing electrical networks
Remuneration for the activity of network manager
The network management activity is a natural monopoly. In other words, it is an activity that represents a lower cost for the community if it is carried out by only one public company.
It would not be profitable to have several companies competing as network managers coexist. These companies are therefore responsible for carrying out this mission in exchange for remuneration for this service.
It's about TURPE (Rates for the use of public electricity networks). This rate, offered by the CRE (Energy Regulatory Commission), defines in advance the amount received by RTE and ENEDIS.
It is valid for a period (4 years) but is updated annually. The idea is to reimburse network operators for their services. It is payable by all customers of the French network.
Charging for a single cost, regardless of geographic location, is called the tariff equalisation. This explains why the network rate is worth the same price in Guadeloupe or Paris. The manager is not supposed to record earnings from this activity. Theoretically, it should be a zero sum game.
Performance indicators and financial penalties
It is easy to imagine that if you mandate a company that operates in a non-competitive environment, you must be able to verify and monitor its activity.
It is the money of the French taxpayer, and it is therefore essential to verify that these funds are being used effectively. There are a series of measures to verify that funds from TURPE are used effectively. The CRE is in charge of this mission.
The CRE annually verifies the performance of network managers based on several criteria. This may be the outage rate per inhabitant, the number of outage minutes, the accessibility of customer service... All this is called Incentive regulation. A range of measures are planned to assess the effectiveness of network operators. Of course, like any regulation, it also has its share of inaccuracies and errors.
RTE's investment strategy
The CRE also monitors the investments made by RTE. It does not have the same skills as regards the GRD (distribution network operator).
These investments are reimbursed 100% by the TURP if they are approved by the CRE. It is therefore very important to check that there is no drift.
The investments in the field of infrastructure are colossal. These decisions are therefore subject to approval, which is an interesting first safeguard.
TURPE also finances the R&D budget of network managers. It is a way of bringing technological developments as close as possible to reality. For example, the RINGO project (battery storage) of RTE was created in this way.
The massive arrival of renewable energies: the challenge of the 21st centuryE century for electricity networks?
The modification of power flows
The massive arrival of ENR (renewable energies) on distribution networks will change the flows of electrical power that cross the networks. Normally, the electricity produced in the power plant crosses the transmission networks and then the distribution networks.
The emergence of uses such as self-consumption increases power flows on distribution networks. These sites, which are generally connected to the ENEDIS network, will inject directly into the network without going through the transport network.
Dispatchers will have to take these structural changes into account. Some prospective studies predict that, in the medium-term future, half of the total installed capacity will be on the distribution network.
The increase in the risks of backflow and congestion
Introducing scattered generations of energy into a unidirectional network creates disturbances in the direction of transit of power flows.
In the past, the network was designed to send the energy produced in the power plant to consumer households. The increase in production resources on the distribution network can cause energy exchanges going in the opposite direction.
Technically, this should cause An increase in congestion of these lines and a return of power flows to the electricity transmission networks. It can be observed that in the space of 10 years the volumes returned increased from 3 TWh in 2008 to more than 11 TWh in 2019 alone.
The strengthening of new network problems
There is a risk of seeing the appearance of overtones on networks in the presence of renewable energies. In fact, wind turbines or Photovoltaic power plants are devices considered to be nonlinear loads.
They cause the presence of harmonics, the current flowing through these devices not being perfectly fine. sine wave. These harmonics generally cause equipment to overheat, protection systems that no longer function optimally, and interference in the circuits.
There is currently a whole ecosystem of devices for measuring and protecting structures. These sensors are set to disconnect the network in case of incidents. Care must therefore be taken to mitigate the occurrence of these phenomena and to strengthen the protection system.
The electrical network is the backbone of the electrical system. It is the physical structure that allows the encounter of all players in the energy world. It is also the tool by which will be carried out the energy transition, the one that will make it possible to set all energy innovations to music. It is therefore essential to think about the network model of tomorrow.
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The answers to your questions
Qu'est-ce qui remplace l'ARENH depuis le 1er janvier 2026 ?
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Le dispositif ARENH a laissé place au VNU (Versement Nucléaire Universel).
Ce changement structurel expose davantage les entreprises aux prix de gros, rendant la gestion des risques plus complexe qu'auparavant.
Il devient alors indispensable de définir une stratégie d'achat d'électricité avec Sirenergies pour lisser l'impact de la volatilité des marchés sur votre budget.
L'hydroélectricité est-elle une énergie "propre" ?
Oui, elle est considérée comme une énergie renouvelable à faibles émissions de gaz à effet de serre.
De plus, l'eau ne subit aucune transformation chimique durant le cycle de production et réintègre son milieu naturel en aval.
Cependant, la construction de barrages nécessite des mesures pour protéger les écosystèmes (débit minimum, passes à poissons).
What are the customer reviews on bellenergie Business's customer service?
In 2025, the supplier had a NPS (Net Promoter Score) of +16 and a note of 4,17/5.
Satisfaction is based on a “zero solicitation” model and 100% in-house customer service in Toulon, guaranteeing proximity and responsiveness that cannot be found with major historical suppliers.
How to optimize the taxes and contributions of a community?
Communities are subject to taxes such as TICFE or TICGN. Sirenergies analyzes invoices, identifies exemption possibilities and fixes possible errors to reduce the tax burden.
Which taxes are particularly relevant for farms?
Farms are subject to taxes such as TICFE or TICGN. Sirenergies verifies their application, identifies cases of exemption and accompanies the procedures to reduce the tax burden.
Why launch an energy tender?
Un appel d’offres permet de mettre en concurrence plusieurs fournisseurs d’électricité et de gaz afin d’obtenir des conditions contractuelles optimisées. C’est une démarche transparente qui permet de choisir l’offre la plus adaptée aux besoins budgétaires et techniques de l’organisation.
How do I get a tax exemption?
Some businesses may obtain a partial or total exemption from the TICFE or the TICGN, depending on their activity and energy intensity. The support of an expert makes it possible to identify the eligibility criteria and to put together the file.
What are the electricity offers offered by bellenergie Business?
The range E @sy is available in four pricing structures to adapt to each risk profile:
- E @sy Fixed: 100% budget visibility without variation.
- E @sy Click: Smoothed price thanks to staggered purchases on the markets.
- E @sy Block + Spot: A mix between a secure base and a portion indexed to daily prices.
- E @sy Sport: A 100% dynamic offer to take advantage of downside opportunities in real time.
Pourquoi le seuil de 78 €/MWh est-il critiqué par les experts ?
Ce seuil est jugé élevé par rapport aux prévisions actuelles du marché. Si le prix de l'électricité reste en dessous de 78 €/MWh, les entreprises ne bénéficieront d'aucune redistribution. Cela signifie que la protection promise par la réforme pourrait être inexistante dans un marché baissier, d'où l'importance de stratégies de sourcing agiles et d'outils de monitoring comme Pilott.
What is the main objective of the Multiannual Energy 3 Programming?
The central objective of PPE 3 is to engage France towards carbon neutrality by 2050 by breaking the country's historical dependence on fossil fuels.
Today, approximately 60% of final energy consumption in France still relies on imported oil and natural gas. PPE 3 aims to radically reverse this trend by setting an ambitious target: to reach 60% of carbon-free energies in final consumption by 2030.
To achieve this, PPE 3 pursues three major sub-objectives:
- Massive decarbonization: Replace fossil fuels with low-carbon electricity or renewable heat in industry, transport and buildings.
- Energy sovereignty: Reduce the national energy bill (around 60 billion euros per year) and get rid of the volatility of the global gas and oil markets.
- Economic competitiveness: Guarantee businesses and households access to stable, abundant and predictable energy at a predictable cost, disconnected from geopolitical crises.
How to optimize taxes and contributions?
Tertiary companies are concerned by taxes such as TICFE or TICGN. Sirenergies checks the accuracy of invoices, identifies possible exemptions, and helps correct errors to sustainably reduce costs.
What are the main taxes applicable?
Among the taxes include TICFE, TICGN, CTA, CJA and TURPE. They represent a significant part of the bill and vary according to consumption profiles. Understanding them well is essential to optimize costs.
Qu'est-ce que le cosinus phi
C'est l'indicateur d'efficacité d'un appareil électrique ; il représente le ratio entre la puissance active (utile) et la puissance apparente (totale).
What are the consequences of overpowering?
Exceeding capacity leads to financial penalties and can impact the size of the contract. Adjust the correctly subscribed power makes it possible to avoid these additional costs.
Quelle est la différence concrète entre le transport et la distribution d'électricité ?
Le transport (RTE) correspond aux "autoroutes" de l’électricité. Il s’agit de transporter de très grandes quantités d'énergie sur de longues distances, depuis les centrales de production (nucléaires, barrages, parcs éoliens offshore) vers les régions de consommation.
La distribution (Enedis) s'apparente aux "routes départementales" et aux rues. Elle récupère l'électricité à la sortie du réseau de transport pour la livrer directement chez le client final, en abaissant la tension pour qu'elle soit utilisable par vos appareils.
How do I read an electricity or gas bill?
One invoice consists of several elements: consumption, supplier share, taxes and contributions. The analysis of each line makes it possible to identify possible errors and to check the consistency with the signed contract.
Quels sont les cas d'usage concrets des différents types d'IA pour un acheteur d'énergie ?
Chaque modèle d'IA répond à un besoin spécifique du cycle d'achat :
- L’IA générative sert d'assistant de recherche pour synthétiser en quelques minutes des rapports de marché massifs (veille stratégique).
- L’IA déterministe est l'outil de la fiabilité : elle est indispensable pour le forecast (prévision de consommation) car ses calculs sont mathématiques et reproductibles.
- L’IA probabiliste est dédiée à la gestion des risques : elle simule des scénarios (ex: météo, stocks) pour quantifier l'incertitude sur les budgets futurs.
L'expertise humaine reste néanmoins indispensable.
Quel est le nouveau record 2025 d'exportation d'électricité de la France ?
En 2025, la France a atteint un solde exportateur net de 92,3 TWh, battant le précédent record de 2024 (89 TWh).
What are the PP1 and PP2 alert days?
These are signals sent by RTE during periods of tension on the electrical network. The Sirenergies tool informs you in real time to anticipate your uses.
Pourquoi la France a-t-elle exporté un volume record d'électricité en 2025 ?
Ce record de 92,3 TWh s'explique par la conjonction de trois facteurs :
- Le redressement du parc nucléaire : Après les problèmes de corrosion sous contrainte de 2022, la production nucléaire a retrouvé une forte disponibilité (373 TWh).
- L'essor des renouvelables : Une capacité installée en hausse (solaire et éolien) et une production hydraulique solide.
- Une consommation intérieure atone : La demande française reste inférieure de 6 % à la moyenne historique, créant un surplus massif disponible pour nos voisins.
Quel sera l'impact réel du VNU sur ma facture d'électricité professionnelle ?
L'impact dépendra des prix de marché. Le mécanisme prévoit une redistribution si les prix dépassent 78 €/MWh. Cependant, si les cours restent bas (actuellement autour de 60 €/MWh), le dispositif ne s'activera pas. La facture sera alors indexée à 100% sur les prix de marché, rendant le choix du fournisseur et du moment d'achat critiques.
What are the challenges for tertiary companies?
Tertiary companies must manage their energy costs while guaranteeing the comfort of users (offices, shops, services). Consumption is often linked to heating, air conditioning and lighting, which requires precise monitoring to avoid budgetary excesses.
What taxes are particularly relevant to manufacturers?
The industry is concerned by TICFE, TICGN and other contributions that may represent an important part of invoices. Sirenergies identifies cases of exemption and accompanies the procedures to benefit from them.
Quel est l'impact de ces exportations sur le prix de l'électricité pour les entreprises ?
L'abondance de production française tire les prix du marché de gros vers le bas.
En vertu du mécanisme de l'Ordre de Mérite (Merit Order), les centrales les moins coûteuses (nucléaire, renouvelables) couvrent la demande plus souvent, évinçant les centrales à gaz ou charbon plus onéreuses.
Cela multiplie les épisodes de prix bas, voire négatifs, sur le marché spot.
Comment l'eau est-elle transformée en électricité ?
Le processus repose sur l'utilisation de la force de l'eau (énergie cinétique) issue des courants, des chutes d'eau ou des dénivelés. Le fonctionnement suit trois étapes clés :
- Le barrage retient l'eau et l'oriente vers des conduites.
- La pression de l'eau fait tourner une turbine, créant de l'énergie mécanique.
- Une génératrice (alternateur) transforme cette énergie mécanique en électricité, laquelle est ensuite adaptée par un transformateur pour le réseau
Quel est l'impact réel de la rénovation de l'éclairage public ?
C'est le levier le plus rapide pour obtenir des résultats visibles. L'éclairage représente environ 40 % de la consommation d'électricité d'une commune.
Passer au LED avec pilotage intelligent permet de réduire la facture de 50 à 80 %, avec un retour sur investissement (ROI) rapide, souvent estimé à 2 ou 3 ans.
Fin de l'ARENH au 31 décembre 2025 : comment sécuriser mon budget énergie pour 2026?
La fin de l'ARENH (Accès Régulé à l'Électricité Nucléaire Historique) marque l'arrêt de la fourniture d'électricité à prix fixe garanti (42 €/MWh).
Dès le 1er janvier 2026, les entreprises sont exposées aux prix de marché, mais deux nouveaux mécanismes de régulation prennent le relais, bien que leur logique soit différente :
- Le Versement Nucléaire Universel (VNU) : Ce n'est pas un tarif d'achat, mais un mécanisme de redistribution a posteriori. Si les prix de marché de l'électricité nucléaire dépassent un certain seuil (environ 78 €/MWh selon les estimations pour 2026), EDF reversera 50 % des revenus excédentaires aux consommateurs. Attention : Si les prix de marché restent modérés (sous les 78 €/MWh), le VNU ne se déclenche pas. Il agit comme une assurance contre les flambées extrêmes, pas comme un tarif bas garanti.
- Les CAPN (Contrats d'Allocation de Production Nucléaire) : Réservés aux industriels électro-intensifs, ces contrats de long terme (10-15 ans) permettent de réserver une part de la production nucléaire en échange d'une participation aux coûts du parc. Ils offrent une visibilité sur le long terme pour 50 à 70 % des volumes consommés.
Conseil stratégique : Ne comptez pas sur le VNU pour réduire votre facture en 2026 si les marchés restent stables. Auditez vos contrats dès maintenant pour intégrer une part de prix fixe ou explorer des "Power Purchase Agreements" (PPA) pour sécuriser vos coûts sur le long terme.
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 to properly define your subscribed power?
The subscribed power must be calculated according to the consumption profile and uses (heating, industrial processes, tertiary equipment). One fine analysis makes it possible to ensure the adequacy between real need and contract.
Pourquoi le kVA est-il crucial pour les entreprises ?
Parce que la puissance souscrite en kVA détermine le prix de l'abonnement et que tout dépassement peut entraîner des surcoûts importants.
Pourquoi l'IA ne peut-elle pas prédire le prix de l'énergie avec exactitude ?
Car les marchés dépendent de facteurs exogènes imprévisibles (géopolitique, météo soudaine, politique) que les modèles basés sur l'historique ne peuvent pas anticiper, tout comme on ne prédit pas le Loto.
Is Bellenergie Business electricity really green?
Yes. The supplier guarantees an offer 100% renewable via the official Guarantees of Origin (GO) mechanism.
For the most demanding companies, the offer GREENVOLT+ ensures very low carbon intensity electricity, sourced exclusively from independent French producers (hydraulic, wind, solar).
What is the Multiannual Energy Programming (PPE)?
La Multiannual Energy Programming (PPE) is the strategic management tool for France's energy policy. Established by the 2015 law on energy transition for green growth (LTECV), it serves as a compass for the State, communities and businesses.
Concretely, the PPE sets the priorities for action of the public authorities for the management of all forms of energy on the national territory. It covers a period of ten years, divided into two periods of five years, and must be revised periodically to adapt to technological and economic developments.
It deals with major topics such as:
- Security of supply.
- Improving energy efficiency and reducing consumption.
- The development of renewable and recovered energies.
- The electrical production strategy (nuclear, thermal, etc.).
- The balanced development of networks and storage.
It is crucial not to confuse it with National Low Carbon Strategy (SNBC). While SNBC sets carbon budgets (the ceilings for greenhouse gas emissions by sector), the PPE determines the technical and energy resources to achieve them.
What is energy sourcing?
Sourcing consists in identifying and analysing the offers of several electricity and gas suppliers. This approach makes it possible to obtain contracts adapted to the consumption profile and budgetary constraints of the company.
Quelle est la différence entre un prix Forward et un prix Spot ?
Le prix Forward est fixé à l'avance (sécurité budgétaire), tandis que le prix Spot varie heure par heure selon le marché (opportunité mais risque élevé).
Qu'est-ce que le dispositif VNU qui remplace l'ARENH en 2026 ?
La Vente de Nucléaire Universelle (VNU) est le nouveau mécanisme de régulation des prix de l'électricité en France. Contrairement à l'ARENH, il ne s'agit plus d'un volume fixe à prix réduit, mais d'une redistribution financière des revenus excédentaires d'EDF aux consommateurs, basée sur les prix de marché et les coûts de production du nucléaire historique.
Pourquoi mon contrat est-il en kVA et ma consommation en kWh ?
Le kVA mesure la capacité maximale que votre compteur peut supporter à un instant T, tandis que le kWh mesure la quantité d'énergie consommée sur une durée.
Mon entreprise peut-elle tirer profit des nouvelles Heures Creuses (11h-17h)?
Absolument. La réforme des heures creuses vise à absorber la surproduction solaire en milieu de journée. Les créneaux d'heures creuses se déplacent progressivement vers la plage 11h00 – 17h00, notamment en été. C'est une opportunité majeure pour les sites industriels ou tertiaires capables de flexibilité.
Conseil stratégique :
- Pilotage de la charge : Si vous avez des processus énergivores (fours, broyeurs, recharge de flotte de véhicules électriques, production de froid), déplacez leur fonctionnement sur la pause méridienne. L'électricité y sera moins chère et moins carbonée.
- Autoconsommation : C'est le moment idéal pour coupler cette tarification avec une installation photovoltaïque en toiture ou en ombrière de parking. Vous effacez votre consommation réseau au moment où le tarif serait le plus avantageux, ou vous profitez des prix bas du réseau si votre production ne suffit pas.
L'IA remplace-t-elle les analystes en énergie ?
Non. L'IA traite la donnée (data processing), mais l'analyste apporte la compréhension du contexte (market sentiment) et la prise de décision stratégique.
Pourquoi le mécanisme de capacité a-t-il été créé ?
Instauré en 2017, ce dispositif répond à un enjeu de sécurité nationale.
L'électricité ne se stockant pas à grande échelle, le réseau doit être capable de répondre instantanément à la demande, même lors des pics de froid hivernaux. Le mécanisme incite financièrement les producteurs à maintenir leurs centrales disponibles et les entreprises à réduire leur consommation (effacement) lors de ces périodes critiques.
What is the point of following Spot & Forward prices?
This makes it possible to choose the right time to contract, secure your budgets and anticipate increases.
The answers to your questions
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