Tales of BESS #12 - SPECIAL - Strategic and Financial Overview of French storage market​

Greensolver conducted a strategic overview of the French storage market for its client (real estate investor), focusing on past andfuture key development challenges. The analysis was consolidated into a financial model delivered to support informed decision-making.​

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The scope of the work covered:​

• Regulatory​
  • Analysis of storage regulations, market openings, technical standards, and BESS (pre)qualification and operation rules.​
  • Overview of the French storage market, including aggregation contracts, revenues, key players, and project pipeline.​

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• Financial:​
  • Financial model delivered with revenue streams (trading, secondary reserve, etc.).​
  • Revenue staking optimization logic embedded, accounting for degradation and system availability.​
  • Comprehensive modeling of risks, service interactions, and operational constraints.​
  • Detailed DEVEX, CAPEX and OPEX assumptions incorporated, based on benchmarks and Greensolver expertise.​
  • Technical performance parameters modeled, including degradation, replacements, and round-trip efficiency.​
  • Current financing terms and structures reflected within scenario-based financial outputs.​
  • Model designed to evolve with future regulatory, market, and technical development.​
  • Furniture of a dashboard (see image on the right), displaying relevant KPIs for decision-making (IRR Equity, NPV Equity,LCOS, etc.)​

• Technical:​
  • Assessment of BESS technologies focusing on capabilities, reliability, and regulatory compliance.​
  • Key sizing principles for BESS + PV projects, including configurations, energy balance, and optimal systemperformance.

Throughout the mission, the client gained a 360° view of the French storage market. The mission directly informed their strategic shifttoward BESS investment, by:​

• Supporting a clear redirection of the client’s energy strategy towards storage.​
• Delivering a comprehensive foundation for market entry and investment planning.​

Overall, the client is actively investing in BESS thanks to our support.

Written by Léo Chalon

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