Complex grids depend on equipment such as transformers, protection relays, switchgear, and cables—each of which can develop faults not immediately visible during normal operation. As a result, ...

A Relay Protection Tester is designed to simulate electrical quantities such as current, voltage, frequency, and phase, ...

The convergence of the Artemis II and Crew-12 launch schedules adds another layer of importance to Monday’s countdown test at Kennedy Space Center. For the first time since the 1960s, NASA has ...

Abstract: The quality of the hospital room environment is essential, as infection-causing germs can spread through airborne droplets or direct contact. Several factors, including occupancy density, ...