Hongquan Ni

ORCID: 0009-0003-9502-7002
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About
Contact & Profiles
Research Areas
  • Multilevel Inverters and Converters
  • Advanced DC-DC Converters
  • Microgrid Control and Optimization
  • Distributed Control Multi-Agent Systems
  • Optimization and Search Problems
  • Induction Heating and Inverter Technology
  • Distributed systems and fault tolerance

Northeastern University
2023-2024

Abstract To address the current stress problem brought on by auxiliary resonant pole inverter’s pre-charge state, this paper gives an improved circuit based original inverter. The avoids a state adding capacitors to form branch. In contrast inverter, inverter lowers both and primary switches resolving state’s issue. As result, losses are decreased, which raises system’s efficiency. working principle of is given in paper. After comparison analysis experiment used confirm device’s viability.

10.1088/1742-6596/2728/1/012065 article EN Journal of Physics Conference Series 2024-03-01

The resonant current of the dc link inverter is superimposed on main switch in periods zero-voltage notch creation, which increases stress as well conduction loss switch, and inevitably escalates selection cost circuit. To solve these problems, a parallel with low proposed this article. does not need capacitors, it also ensures that remains at load value during whole resonance process or notch, thus effectively reduces thereby hardware circuit can be further diminished. At same time,...

10.1109/tpel.2023.3308611 article EN IEEE Transactions on Power Electronics 2023-08-28

This paper focuses on the fully distributed event-triggered linear multi-agents issue with network delay and external disturbance. Based designed observer, slide mode control theory is introduced to deal unknown Compared previous related works, deterministic sinusoidal disturbance no longer needed, a known for practical reasons. Without requirement of global information Zeno behavior, consensus protocol exported, which distributed. By utilizing 4 nodes system simulation, we attested validity...

10.1109/icctit60726.2023.10435800 article EN 2023-11-24
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