The stack
Membranes, electrodes and bipolar plates turn flowing electrolyte into a repeatable electrochemical process.
Knowledge / Fundamentals
LEARN THE TECHNOLOGY
Explore the essentials.
A technical guide to electrolyte, stacks, balance of plant, manufacturing and emerging vanadium applications.
The electrolyte
Purity, concentration and operating window are critical to system performance and warranty conditions.
Integration
Pumps, tanks, controls, power conversion and thermal management define the complete project.
Technology / Context
What is a vanadium flow battery?
A vanadium redox flow battery stores energy in liquid electrolyte held in external tanks. Pumps circulate the electrolyte through a cell stack during charging and discharge. The design lets engineers select power and energy capacity with greater independence than in many packaged batteries.
What should a buyer compare?
Compare delivered energy, round trip efficiency, operating profile, footprint, climate controls, maintenance, warranties, safety engineering and total lifetime cost. Suitability depends on the specific application.