Abstract: This paper discusses spacecraft attitude control using variable-speed control moment gyroscopes. A new operational concept for variable-speed control moment gyroscopes is proposed, i.e., the ...

Abstract: Designing an optimal tracking controller and system observer is a nonlinear problem in the variable-speed wind energy conversion system (WECS). In this paper, an adjusted feedforward and ...

Drivers across Texas may soon see speed limits change in real time. Digital signs flashing different speed limits are starting to pop up on Texas highways. They're part of a new initiative in the ...

The House of Representatives cleared the way for a massive overhaul of the federal environmental review process on Thursday, despite last-minute changes that led clean energy groups and moderate ...

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