A distinct trend is emerging in the manufacture of wind turbine generators-the use of permanent magnets (PM). At the American Wind Energy Association’s Global Windpower 2007 Conference and Exhibition ...

The quest for energy efficient electric motors has generated a lot of interesting ideas. One of the latest is said to push the efficiency of induction motors to better than super-premium levels by ...

Early trials of the Edinburgh-based company’s modular 1MW axial-flux air-cored permanent-magnet generator (PMG) have been shown to “meet, or exceed, the set design criteria and performance ...

A number of readers questioned the veracity of the technology presented in this article. To address their concerns, we did a follow-up, which can be found here. Permanent magnets are an integral part ...

• Next-generation flywheels will be capable of megawatt-level energy storage. • Beacon Power’s hubless flywheel will require a breakthrough in magnet design. The ability to store electricity for later ...