Grid Constraint Solution from AceOn

SWM member AceOn have an innovative solution to overcome grid constraints.

AceOn have come up with an innovative solution to help overcome the challenge of grid constraints. In order to prevent the Grid reaching full capacity, National Grid typically limits the size of renewable energy installations to be connected to the grid, to a level that is often insufficient for high demand organisations.

AceOn’s DC-coupled solar-to-battery energy storage system offers a way around this challenge. Solar panels produce direct current (DC) and in typical installations they connect to a DC/AC inverter, the size of which must be declared to the Distribution Network Operator (DNO). However because batteries also store energy as DC, AceOn can connect the solar panels directly to the battery. This eliminates the need for solar AC inverters, which count towards the grid connection limit. Instead they use DC-DC optimisers (which don’t require declaration to the DNO) allowing a solar array of any size to connect directly to the battery storage system.

This technology could allow high energy users to make cost savings, contribute to the energy transition.

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