Energy & Green Tech

Growth of wind energy points to future challenges, promise

Advances in adapting the technology for cold climates and offshore use and better methods for predicting wind conditions have fanned significant growth of the use of wind turbines for electricity in the last 40 years. A new ...

Energy & Green Tech

Sun, wind power make record 12% of world electricity: survey

Solar and wind energy surged to make a record 12 percent of the world's electricity in 2022, a climate think tank calculated in a report Wednesday—though coal remained the leading source globally.

Energy & Green Tech

Reversible fuel cells can support grid economically, study finds

A major challenge for producers of electricity from solar panels and wind turbines is akin to capturing lightning in a bottle. Both solar and wind increasingly generate electricity amid little demand, when market prices are ...

Energy & Green Tech

Repairing turbines with a supersonic blast of metal particles

A highly anticipated capability with the potential to repair hydroelectric dam turbines without the melting associated with traditional repair methods has made its way to the Pacific Northwest National Laboratory (PNNL) for ...

Energy & Green Tech

A new approach to improve the power control of wind farms

To slow down climate change and prevent its adverse consequences, humans will need to transition to more sustainable energy sources. Engineers worldwide have thus been working on a wide range of technologies that can convert ...

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