In December, PV module manufacturer Hanwha Q CELLS will join other big names in solar by launching an integrated energy storage product to the German residential market, in partnership with Samsung SDI.

Axion Power International, a maker of lead carbon battery systems, has been selected to supply energy storage and frequency regulation to a 9.1MW solar farm in Pennsylvania, the company has announced.

A large scale ‘battery park’ has gone online in West Meklenberg, Germany, designed to stabilise grid frequency in an area where a large amount of power generation comes from wind and other renewable energy.