PowerChina has begun construction on what is claimed to be the world’s largest generation-side electrochemical energy storage project.

The question of where the cells in a BESS are from ties in to safety, performance, design and, increasingly, potential tariffs.

According to specialist renewable energy insurance company kWh Analytics’ 2025 Solar Risk Assessment, concern around battery energy storage system (BESS) safety has risen following recent fire incidents.

Genesis Energy has started constructing a 100MW/200MWh battery energy storage system (BESS) on New Zealand’s North Island.

The California Energy Commission (CEC) held a public information meeting for Engie’s Compass project that drew huge interest.

A few months on from the high-profile fire, experts Geoffrey Lehv, Ross Kiddie, and Mark Mirek discuss the evolution of BESS insurance.

ESN Premium speaks with Michael Bennett, chief transformation officer at Powin, about battery management and state-of-charge.

In a contrasting double-header of news for the US energy storage ecosystem, Our Next Energy (ONE) has launched US-made cells, modules and BMS while BESS manufacturer American Energy Storage Innovations (AESI) is winding down its business.

Sungrow has deployed a large-scale battery system at a site in Finland less than 100km from the Arctic Circle.

As electrical energy storage Europe (ees Europe) winds down for another year, here are some notable announcements made at and coinciding with the event.