Energy flexibility: intelligence at the service of your energy
In an energy context marked by extreme electricity price volatility and the massive integration of intermittent renewable energies, energy flexibility is becoming a major strategic lever for companies in Belgium, France and Luxembourg.
By combining an intelligent management system (EMS – Energy Management System), battery storage (BESS – Battery Energy Storage System) and artificial intelligence (AI) algorithms, you transform your passive electricity consumption into a dynamic strategic asset.
In concrete terms, you optimize your energy costs (30–50% reduction), secure your operations against grid constraints, and access new revenues through flexibility markets and grid services.
Optimization strategies driven by the EMS
Peak shaving
Peak shaving is an optimization strategy that consists of reducing or eliminating electricity consumption peaks by intelligently discharging batteries or modulating certain non-critical loads. This approach serves several major economic objectives: reduction of capacity costs, avoidance of penalties for exceeding subscribed power, and optimization of the sizing of your grid connection.
Maximized self-consumption
When grid injection prices become negative due to excess solar production, the EMS automatically limits the solar production of your installation to avoid injection costs. At the same time, batteries store surplus solar energy for later use, maximizing your self-consumption rate.
Day-ahead arbitrage
Day-ahead arbitrage consists of purchasing electricity during hours when prices are low (typically at night or during midday solar overproduction), storing it in batteries, and then reselling it or using it during periods when prices are high.
Grid balancing (imbalance)
Conversely, when negative imbalance prices are high, signaling a grid deficit, the EMS reduces consumption or injects electricity by discharging batteries, allowing you to sell at a high price.
When the positive imbalance price is high, signaling a surplus of electricity on the grid, the EMS intelligently increases your consumption by charging the batteries or powering your electric vehicles, thereby taking advantage of favorable purchase prices. Conversely, when the negative imbalance price is high, indicating a shortage of electricity on the grid, the EMS reduces your consumption or injects electricity by discharging the batteries, allowing you to sell at a high price.
Key benefits of energy flexibility
- Reduction of electricity costs by 30–50%
Peak shaving, day-ahead arbitrage, avoidance of peak tariff hours - New revenues via flexibility markets
FCR (frequency regulation), aFRR/mFRR (automatic/manual reserves), capacity markets - Protection against price volatility
Hedging against tariff spikes (up to €1,000/MWh) and negative prices - Security against grid constraints
Compliance with subscribed power limits, avoidance of overrun penalties
Your energy becomes a strategic lever
Analyze
Complete audit of your potential
We identify the best opportunities for your site through a 360° audit: analysis of current energy contracts, assessment of existing assets (solar production, flexible loads, potential storage capacity), simulation of flexibility potential (peak shaving, arbitrage, FCR/aFRR markets), and projected ROI calculation under different scenarios (battery only, EMS only, combined).
Optimize
Deployment of EMS & batteries
Installation adapted to your context: optimal battery sizing (capacity, power) based on profile and objectives, EMS installation, integration of all site assets (meters, solar inverters, loads, EVs), configuration of optimization strategies (peak shaving, arbitrage, curtailment, imbalance), and parameterization of operational constraints (critical processes, schedules).
Enhance value
Continuous performance maximization
We support you over the long term to maximize energy performance.
Tangible results visible within the first months: lower bills, reduced peaks, flexibility revenues and improved energy control.
Why choose EDP for your energy flexibility?
- Proven expertise in photovoltaics, batteries and EMS since 2009
Full mastery of the value chain (solar production, storage, intelligent management) In-depth knowledge of regulations and markets in Belgium, Luxembourg and France - Hands-on experience with sites under high grid constraints
Management of complex situations: limited grid connections, high capacity tariffs, local grid congestion
- Optimization under multiple constraints (critical industrial processes, mandatory availability)
Use cases across industry, tertiary sector, logistics and data centers
Comprehensive support, from audit to long-term operation
Phase 1: Free audit and detailed ROI simulation
Phase 2: Design, sizing and installation of EMS + batteries
Phase 3: Commissioning, testing and team training
Phase 4: 24/7 monitoring, maintenance, continuous algorithm optimization, monthly reporting - Flexible solutions adapted to your financial situation
Direct purchase
Operating lease (OPEX) to preserve cash flow
Power Purchase Agreement (PPA) with third-party investor
Roof/surface leasing with operator model (guaranteed passive revenues)
Assess my potential access to flexibility markets
FAQ
Because renewable energies such as solar make electricity production variable. Intelligently adapting consumption becomes an economic and strategic lever.
An EMS (Energy Management System) is an intelligent system that manages your energy flows. Using AI, it analyzes solar production, consumption, market prices and constraints in real time to optimize the whole system.
AI enables the EMS to dynamically adapt to your activity, anticipate peaks, respond to market signals and maximize your revenues. It is the core of modern energy flexibility.
The battery stores energy at the right moment (low prices or solar production) and releases it when it has the highest value (high prices, peaks). It acts as an intelligent buffer and significantly improves autonomy.
Yes, energy flexibility is accessible even without batteries through intelligent control of existing assets.
Battery-free solutions include: EMS-controlled flexible loads (pumps, compressors, industrial refrigeration, HVAC, lighting), optimized EV charging (off-peak shifting, solar usage), solar production curtailment (limiting injection when prices are negative), load shifting (moving non-critical consumption to favorable hours), and participation in demand response markets.
Benefits without batteries: 15–30% savings on the energy bill (vs. 30–50% with batteries), lower initial investment, faster ROI (2–4 years), partial access to flexibility markets (mFRR, demand response).
However, batteries provide superior flexibility: full arbitrage, optimal peak shaving, access to lucrative FCR/aFRR markets and autonomy during outages. Our recommendation: start with EMS only and add batteries later once ROI is validated.
Savings through self-consumption and peak reduction, and revenues through electricity market arbitrage and participation in grid services.
Cost reductions and flexibility gains are visible within the first months.