A talk on battery energy storage systems recommended to other LNsThe audience of IET and CIBSE members Richard Govier (Socomec Limited) talked knowledgeably about current and future battery storage systems.  He particularly looked at how modern, high-energy-density, battery systems are used to provide resilience for renewable energy sources.  This resilience is being not only for private use but also to support the National Grid.  Richard also looked at the newer technology such as redux flow batteries.