6 hasil untuk "LIN Zhenjun"

Analysis and verification of key technologies for traction converter of plateau dual-source power centralized diesel multiple units

FAN Ronghui; FU Jianhui; KANG Zijian dkk.

机车电传动, Pp 101-107 (2024) · 2024 · Tionghoa · DOAJ

According to the characteristics of plateau diesel locomotives, i.e. high operating altitude, complex heat dissipation conditions and high lightweight requirement, this paper introduces the main circuit structure, working principle and design method for the traction converter of Fuxing plateau…

Design and study of 3.3 kV SiC MOSFET drivers

XIN Lanyuan; LIN Zhenjun; CHEN Yanping dkk.

机车电传动, Pp 135-142 (2026) · 2026 · Tionghoa · DOAJ

This paper analyzes the electrical characteristics of 3.3 kV SiC MOSFET drivers and reviews the studies on existing SiC drivers. Furthermore, it presents a design scheme for high-voltage SiC drivers, and highlights the key differences between SiC drivers and traditional IGBT drivers. A 3.3 kV SiC…

Reliability-based Design Optimization for the Capacitor of Traction Converter with No Secondary Resonant Circuit

LIU Da; ZENG Yang; SHU Yi dkk.

Kongzhi Yu Xinxi Jishu, Pp 48-54 (2023) · 2023 · Tionghoa · DOAJ

In order to ensure the robust and reliable operation of capacitor, this paper describes the basic design principle of the support capacitor of traction converter with no secondary resonant circuit in Fuxing EMU and constructs a corresponding simulation model. Based on this model, a…

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A Three-level Space Vector PWM Strategy Based on Variable Virtual Middle Vector

LIN Zhenjun; LIU Yongjiang; LI Hua dkk.

Kongzhi Yu Xinxi Jishu, Vol. 35 · 2018 · Tionghoa · DOAJ

T-type three-level topology has been widely applied in power converters for its high efficiency and low output harmonics, and the performance of this converter is determined by the effect of its capacitor neutral point voltage control. This paper analyzed the neutral point voltage balance in T-type…

A Quick Identification Method of AC andDC Power Supply Systems for Electric Locomotive

ZOU Donghai; GAN Weiwei; GUO Wei dkk.

Kongzhi Yu Xinxi Jishu, Vol. 38 · 2021 · Tionghoa · DOAJ

In railway power system, where AC and DC systems co-exist, electric locomotives need to quickly change the working mode of traction system in accordance with the power supply systems. At present, the common power supply system identification methods mainly include manual identification and network…