Energy Vault has connected its first commercial EVx gravity-based energy storage system to the grid in China, while construction has been launched on three others, all-in-all totalling 468MWh of capacity.

Turkey-headquartered lithium-ion and energy storage manufacturer Kontrolmatik Technologies will deploy a 1GWh energy storage project on home soil with financing provided by Chinese energy firm Harbin Electric.

The panel – Where are the Commercial Opportunities for Co-Location? – was almost full to capacity on the afternoon of the first day of the Summit.

Multinational utility and IPP RWE has completed three co-located battery energy storage system (BESS) projects in the US, totalling 190MW/360MWh, with another 2GWh-plus under construction.

Multinational utility and IPP RWE has started building its first battery energy storage system (BESS) project in the Netherlands.

EDF Renewables UK has entered into an optimisation agreement with investors DIF and ib vogt to optimise a co-located solar and storage project in the UK.

Utility and independent power producer (IPP) Engie has started construction on a BESS project in Chile with a 5-hour duration.

Optimising co-located BESS is “much more complicated” than standalone and few companies can do it well, panellists on Day 2 of Solar Finance & Investment Europe (SFIE) said.

In a double whammy of Sweden BESS market news, developer SENS has secured the land for a 40MW project while system integrator Alfen will deploy a 20MW system at a wind farm.

Turkey and India’s policies towards battery imports and domestic production, astonishment at China’s 2023 deployment figures and sifting through some ‘bragawatt-hour’ claims in this week’s Friday Briefing.