Vanadium flow battery technology

Engineering the next generation of energy storage.

We design and deliver Vanadium Redox Flow Battery systems for safe, durable and fully recyclable long-duration storage — built on four decades of research at the University of Padua.

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About

From four decades of research to industry-ready storage.

E-storage Engineering S.r.l. designs and delivers next-generation energy storage systems with a strong specialization in Vanadium Redox Flow Batteries. From grid stabilization to long-duration energy management, our solutions address the full spectrum of the emerging LDES market.

Decoupled power & energy

Independent sizing of power and capacity makes our systems cost-competitive for any storage duration above four hours.

Intrinsically safe

Aqueous, non-flammable electrolyte. No thermal runaway, no fire or explosion risk — by design.

Built to last

Exceptional cycle life and fully recyclable electrolyte — a superior life-cycle assessment vs. conventional batteries.

Technology

Vanadium Flow Battery — engineered for LDES.

Our proprietary VFB technology is engineered to serve both fast-response applications and slow-discharge use cases, including long-duration energy storage.

Independent power and energy sizing for any duration above four hours.
Optimized fluid management and advanced hydraulic architecture.
Aqueous, non-flammable electrolyte — intrinsically safe by design.
Applications

From fast response to long duration.

Our systems serve TSOs, DSOs, utilities, smart grids, microgrids, industrial sites and data centers — covering the full spectrum of grid and behind-the-meter use cases.

Voltage sag compensation
Power smoothing
Grid stabilization & inertia
Frequency regulation
Primary regulation
Uninterruptible power supply
Time shifting
Load shifting
Energy arbitrage
Peak shaving
Load leveling & following
Power balancing
Long-duration storage (LDES)
Investment deferral
Load factor improvement
Industrial power backup
Data center back-up
Commercial centers continuity
RES-powered microgrids
Energy arbitrage systems
Critical process backup
Team

Four decades of energy-storage expertise.

Massimo Guarnieri
Massimo Guarnieri
PhD, MBA · Founder & President

Full Professor of Electrical Engineering at the University of Padua. 280+ publications, 5 patents, international collaborations with MIT, Fraunhofer and UT Knoxville.

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Giacomo Marini
Giacomo Marini
PhD · Founder

Electrical engineer focused on long-duration storage, battery control strategies, and VFB characterization, development and testing.

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Nicola Poli
Nicola Poli
PhD · Founder

Chemical engineer and former postdoctoral researcher at MIT on sulfur-based flow batteries. Scale-up, industrial design and techno-economic analysis.

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Andrea Trovò
Andrea Trovò
PhD · Founder & Professor

Professor of Electrical Engineering. Mechanical engineer with deep expertise in flow-battery scale-up and stack design.

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R&D projects

Pushing the boundaries of flow battery technology.

Pilot · Ongoing

IS-VRFB

10 kW / 30 kWh Vanadium Flow Battery pilot at the EESCoLab, University of Padua. Eight years of continuous operation generating rare long-term performance data.

Strategic Plan 2011 8+ yrs
MSCA · Ongoing

SPACER

Marie Skłodowska-Curie Action on the design and optimization of porous electrode architectures for next-generation flow batteries.

European programme €4.4M
Veneto · Approved

GreenHyFlex

Flexible modular green-hydrogen platform combining 19″ rack PEM electrolyzer modules, electric gas boosters and a multi-physics digital twin with AI.

Industrial consortium Approved
Collaborations

World-class research network.

Our team has contributed to international R&D programs with leading institutions in electrochemistry and energy storage.

University of Padua
MIT
Fraunhofer ICT
Imperial College London
University of Cambridge
Harvard University
UT Knoxville
EESCoLab
Contact

Let's build the future of energy storage.

Talk to our team about your storage needs — from pilot projects to industrial-scale deployments. Drop us a line and we'll get back to you.

info@estorageengineering.com
Via Pierdomenico Frattini 48 — 37045 Legnago (VR), Italy