IEEE

Zero-Sequence Current and Voltage Control Strategy of Multiple MMCs for Single-Phase Ground Fault Protection in AC–DC Hybrid Distribution Networks

Abstract: The ac/dc hybrid distribution network (HDN) is facing great challenges under single-phase ground (SPG) fault. To ensure the continuous and stable operation of ac/dc HDNs, it is essential ...
University of Cambridge

Einstein’s violin identified by Cambridge composer of ‘Einstein’s Violin’

Albert Einstein’s violin has been identified by Dr Paul Wingfield, composer of a musical drama about Einstein’s life as a ...
Institute of Development StudiesOpinion

Low turnout at local elections in England: why it matters and how to improve it

Facebook Community Groups reveal a similar sentiment regarding their experiences with the Council. And as per policy feedback ...
IEEE

Comparative Evaluation of Control Dynamics of 3-Φ AC-AC Current DC-Link and Voltage DC-Link Converters Based on DC-DC Equivalent Models

Abstract: Variable speed drives (VSDs) operating from the mains can be realized either with a voltage dc-link (voltage-source converter, VSC) or, alternatively, with a current dc-link (current-source ...