The Prince George’s County Fire and EMS Department said first responders were called to the Capital Beltway Outer Loop just before St. Barnabas Road at 5:15 a.m. for a rollover crash.

Abstract: This paper proposes a novel modular multi-port multi-level DC-DC converter and presents a closed-loop control strategy. To this end, a dual-loop proportional-integral (PI) controller is ...