Enhancing power quality of high‐speed railway traction converters by fully integrated T‐LCL filter

M Al‐Barashi, X Meng, Z Liu, MSR Saeed… - IET Power …, 2023 - Wiley Online Library
Modulating the traction converters produces current harmonics at the switching frequencies
and their multiples. These harmonics should be minimized to meet the network …

Magnetic integrated double-trap filter utilizing the mutual inductance for reducing current harmonics in high-speed railway traction inverters

M Al-Barashi, Y Wang, B Lan, MS Bhutta - Scientific Reports, 2024 - nature.com
Current harmonics are generated at the switching frequency and its multiples when the
traction converters are modulated. To address this, multi-trap filters are introduced, which …

High-frequency harmonics suppression in high-speed railway through magnetic integrated LLCL filter

M Al-Barashi, Y Wang, MS Bhutta - Plos one, 2024 - journals.plos.org
The traction converter modulation generates switching-frequencies current harmonics. The
trapped filters can eliminate these switching harmonics, reducing total inductance and filter …

Magnetic integrated LLCL filter with resonant frequency above Nyquist frequency

M Al‐Barashi, S Wu, Z Liu, X Meng… - IET Power …, 2022 - Wiley Online Library
This paper presents a design technique of magnetic integrated LLCL filters for grid‐tied
inverters. With the proposed design technique, the LLCL filter's resonant frequency can be …

[HTML][HTML] Magnetic Integrated Multi-Trap Filters Using Mutual Inductance to Mitigate Current Harmonics in Grid-Connected Power Electronics Converters

M Al-Barashi, A Zou, Y Wang, W Luo, N Shao, Z Tang… - Energies, 2025 - mdpi.com
This paper introduces magnetic integrated high-order trap–trap–inductor (TTL) and inductor–
trap–trap (LTT) filters featuring two LC-traps designed for grid-tied inverters, aimed at …

Structure evolving and comparative analysis of grid-connected converter output filter

XJ Zhou, YR Huang - Electrical Engineering, 2023 - Springer
The filtering characteristics of the output filter directly determine the grid-connected
performance and cost and volume of the grid-connected converter. Based on a deep …

Research on harmonic generation principle of series‐connected multi‐pulse rectifiers and optimization design method for main transformers

Q Li, L Gao, F Meng - IET Power Electronics, 2024 - Wiley Online Library
To improve the power density of series‐connected multi‐pulse rectifiers (MPRs), the
harmonic generation principle is studied and the optimization design method for main …