Energy management systems (EMS) and the growing trend of EMS retrofits

Daniel Crotzer, CEO of energy storage software controls provider Fractal EMS, details what an energy management system (EMS) is and why it often needs to be replaced on operational battery energy storage system (BESS) projects. The energy management system (EMS) is the project’s operating system, it is the software that is responsible for controls (charging and discharging), optimisation (revenue and health) and safety (electrical and fire). The EMS coordinates the inverters, battery management system (BMS), breakers and fire system. But what happens when it does not work well? There is a trend in the industry to upgrade or…