Abstract: Aiming at the challenges of multi-mode operation and power decoupling control of large-scale variable-speed pumped storage (VSPS) units, this paper proposes a novel AC excitation power ...

A humble concept from ancient Japanese design might remake the way supplies are dropped from the air. Polytechnique Montréal ...

At least five people were killed after Russia launched drones, missiles and guided aerial bombs at Ukraine overnight in a ...

The non-partial discharge variable frequency power supply adopts AC-DC-AC two-stage power conversion topology and achieves ...

Q2 is nearing profitability with strong moats and growth, but overvaluation limits upside despite solid fundamentals. Read ...

Abstract: Cattle livestock contribute to climate change through enteric methane production, making it essential to identify and validate methods for reducing methane emissions. This research ...

A cycle-accurate alternative to speculation — unifying scalar, vector and matrix compute ...

At least five people were killed after Russia launched drones, missiles and guided aerial bombs at Ukraine overnight in a ...

Besides reducing your energy costs there’s another reason to add rooftop solar to your home, and it’s not because the ...

As the variables from a sea of numbers and percentage points around soil type, row width and weather patterns mount, some ...

I spoke with a coffee educator to learn about the "Golden Ratio," grind size and other factors that make or break your home brew.