Freezing fog possible the next two mornings. Many roads are clear, but re-freezing is creating black ice

Stay weather aware the next TWO mornings. “Freezing Fog” and “Black Ice” will create plenty of slick spots. Too much speed ...
Digital Camera World

Benro wants to make the world's most impressive variable ND filter

However, even the best variable NDs aren't perfect. Their density range is somewhat limited, and if you get close to their ...
guardonline.com

Trump executive order seeks to speed up rebuilding of homes destroyed by Los Angeles wildfires

President Donald Trump says he has signed an executive order that seeks to speed up reconstruction of tens of thousands of ...
Morning Overview on MSN

Inside the bizarre bubble where physics lets speeds beat light

In the strange corner of modern physics where spacetime itself becomes the engine, the old rule that nothing can outrun light ...
IEEE

Virtual Inductance and DC Boosting Control Based Low Voltage Ride-Through Method for Doubly-Fed Variable-Speed Pumped Hydro Storage Units

Abstract: This article proposes a novel low-voltage ride-through (LVRT) control strategy for doubly-fed variable-speed pumped hydro storage (VS-PHS) units. Unlike conventional LVRT approaches for ...
IEEE

Force Draft Fan Energy Efficient and Carbon Emission Reduction Using Variable Speed Drive

Abstract: The implementation of Variable Speed Drives (VSDs) in motor speed control systems offers significant energy and cost savings by adjusting motor speeds to match load requirements. This ...