EDN

Crowbar circuits: Revisiting the classic protector

Crowbar circuits have long been the go-to safeguard against overvoltage conditions, prized for their simplicity and ...
IEEE

Insulation Resistance and Tracking Index of Circuit Breaker According to the Accelerated Aging Test

Abstract: This study examined insulation resistance and tracking index characteristics through the accelerated aging test of low-voltage circuit breakers. The leakage current was found to be ...
IEEE

Impact Study of Commutation and Diode Open Circuits on the Excitation Capacity of WRSGs Based on a System-Level Semiphysical Crosslinking Test

Abstract: Wound-rotor synchronous generators (WRSGs) are the main structures used in aircraft power systems. As a key component of WRSGs for realizing brushless commutation, rotary rectifiers (RRs) ...
San Diego Union-Tribune

Larger 9th Circuit panel to hear San Diego challenge to California’s ammunition background check law

The 9th U.S. Circuit Court of Appeals announced Monday that an 11-judge panel will hear a San Diego case challenging a California law that requires a background check for nearly all purchases of ...