Abstract: This paper presents the design and application of the modified relay feedback test (MRFT) auto-tuning method to the PID voltage-mode control of dc-dc buck converters. The proposed method, ...

Abstract: The proposed European Space Agency (ESA) XEUS mission will use an adiabatic demagnetization refrigeration (ADR) system to cool X-ray detectors to a temperature of less than 0.1 K. The ...

With six independently controlled current outputs, the new FREJA 306 protection relay test set from Megger provides an easy to use and economical solution for testing protection relays, including ...