Northern Powergrid (NPg) has called on the energy sector to collaborate to decide the future of network-scale energy storage after differences in the role of network owned and operated batteries emerged between differing distribution network operators (DNOs).

NPg, which serves 8 million people across the North East, Yorkshire and northern Lincolnshire, has been bullish in the past about its ambitions to manage its own battery assets as it moves towards a more active distribution system operator (DSO) model . . .