Every discharge-recharge cycle reduces the life of a battery. In fact, the higher the percentage of total available energy the battery delivers during a discharge, the greater the reduction in its ...

Scientists in Italy have looked at how flywheel storage and reversible solid oxide cells could be integrated with lithium-ion batteries in minigrids powered by solar. They found that flywheels ...

Three and a half years ago, in a column for a different website, I asked the question: will flywheel UPS ever be a viable and cost effective option? Since then, the vendor options for flywheel and ...

This post is part of a project to crowd-source the January issue of Forbes magazine. Click here to submit your own ideas for "Names You Need to Know in 2011." We'll put the best suggestions in the ...

Uninterruptible power supply (UPS) maker Active Power has based its business on flywheel systems which provide a short failover time. Its latest product is a departure: it is allowing batteries as a ...

Europe's largest flywheel battery system will be installed at a research facility in the Midlands to provide frequency response services to the UK grid. The £3.5m project, the first of its kind in the ...

US-based Torus has a flywheel-based energy storage platform designed for power-intensive applications and capable ...

Typically, most all-electronic uninterruptible power supplies (UPSs) will handle loads in the tens of kVA range. Handling hundreds of kVA requires an electromechanical UPS, like a flywheel-based unit.

Earlier this year at the Detroit Auto Show, we heard about Porsche’s hybrid race car that garners energy from a flywheel, and now a consortium called Flybus has put that energy reusing technology into ...