Abstract: In order to improve the mechanical impact caused by contact collision and spring bounce during the closing process of circuit breakers, a segmented fixed duty cycle control strategy based on ...

Microcontrollers may dominate today’s stepper motor projects, but there’s a certain charm in driving them with pure CMOS logic. This no-firmware approach strips things down to the fundamentals of ...

Abstract: Position sensorless control using single current sensor is widely used in cost-effective applications, as it minimizes the number of sensors in ac drive systems. The low-speed sensorless ...

15x AMA Champion Ricky Carmichael and 9x AMA Champion Ryan Villopoto recap the week in Pro Motocross and Supercross. A Division of NBCUniversal. DISCLAIMER: This site and the products offered are for ...

The appeals court rejected the U.S. Justice Department’s argument that a Supreme Court emergency docket decision from May was a predictor that the government would defeat the legal challenge on the ...

Notes: This is an Online class that does not meet at specific class times. Students are required to have access to a computer or mobile device, and Internet access, unless otherwise specified. Before ...

Max Verstappen has cleared the final hurdle to race in the Nürburgring 24 Hours next year, after making his competitive debut at the circuit and securing the required ‘Permit A’ after authorities ...