Stability, reliability, and robustness of GaN power devices: A review

JP Kozak, R Zhang, M Porter, Q Song… - … on Power Electronics, 2023 - ieeexplore.ieee.org
Gallium nitride (GaN) devices are revolutionarily advancing the efficiency, frequency, and
form factor of power electronics. However, the material composition, architecture, and …

A comprehensive review of multiport DC circuit breakers for MTdc grid protection

S Zhang, G Zou, F Gao, X Wei… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Voltage source converter–based multiterminal dc (MTdc) grids, including high-and medium-
voltage levels, have attracted attention in recent years and developed fast. To protect the …

Circuit Modeling and Experimental Validation of a Bidirectional Z-Source Circuit Breaker Based on Coupled Inductors

Z Zhou, Y Fei, Y Li, Y Wang, Y Liu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
DC microgrids have attracted increasing attention due to their high efficiency, simple control,
and high power quality; however, circuit fault protection remains a technical challenge. Z …

Shipboard DC systems, a Critical Overview: Challenges in Primary Distribution, Power Electronics-based Protection, and Power Scalability

A Latorre, TB Soeiro, R Geertsma… - IEEE Open Journal …, 2023 - ieeexplore.ieee.org
This article gives an overview of challenges in primary distribution, protections, and power
scalability for shipboard dc systems. Given that dc technology is in development, several …

Lifetime-based selection procedures for DC circuit breaker varistors

ZJ Zhang, M Bosworth, C Xu, A Rockhill… - … on Power Electronics, 2022 - ieeexplore.ieee.org
Varistors are widely used in dc circuit breaker (DCCB) application as fault energy absorption
elements, which is not an application the varistors are originally designed for. The fault …

Module Development for a High Specific Power Density High-Efficiency Cryogenic Solid-State Circuit Breaker for Electrified Aircraft Propulsion

SK Dam, CH Yang, Z Dong, D Qin… - … on Power Electronics, 2024 - ieeexplore.ieee.org
Solid-state circuit breaker (SSCB) with high efficiency and high gravimetric power density is
required for electrified aircraft propulsion (EAP). A cryogenically cooled gallium nitride (GaN) …

Fully soft-switched DC solid-state circuit breakers

R Kheirollahi, S Zhao, H Zhang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This letter presents a new fully soft-switched dc solid-state circuit breaker. During dc current
interruption, both main and auxiliary switches turn off under zero current switching (ZCS). A …

A solid-state circuit breaker without current limiting inductor

D Zhang, Y Xu, J Brandt, Z Zhang… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
This paper presents a high-density, high-efficiency megawatt (MW) medium-voltage (MV)
solid-state circuit breaker (SSCB) for aviation hybrid electric propulsion applications. The …

Pilot Protection Based on Two-Dimensional Space Projection of Dual Differential Currents for Lines Connecting MMC–HVDC Stations

Y Liang, Y Ren, Z Zhang - IEEE Transactions on Industrial …, 2022 - ieeexplore.ieee.org
As an important topic of power system protection, protection algorithm for transmission lines
connecting modular multilevel converter (MMC)-based converter stations has attracted …

Soft Turn-Off DC Solid-State Circuit Breakers with Flexible Dual Tripping Schemes

S Zhao, R Kheirollahi, Y Wang, H Zhang… - IEEE Journal of …, 2023 - ieeexplore.ieee.org
A novel solid-state circuit breaker (SSCB) topology with two combined tripping schemes is
proposed in this article: 1) fault current bypass (FCB) tripping and 2) soft turn-off tripping by …