Results 21 to 30 of about 438 (119)

Design and implementation of flyback converter design and control of driving power supply for unmanned robot

IET Control Theory & Applications, 2023
In accordance with the requirements of unmanned robot driving power supply for power supply reliability, strong power output, and portability, this paper introduces a design scheme for unmanned robot driving power supply on the basis of a flyback ...
Lingfeng Meng, Yingpeng Dai, Songfeng Wang, Keyu Zhuang, Fushan Sun, Dengfeng He, Aihua Wang   +6 more
doaj   +1 more source

Stability enhancement of bi‐directional voltage source converters in modern power systems

IET Generation, Transmission & Distribution
In future modern power systems, reliability and resilience could be an extreme challenge caused by the stability issues of the bidirectional power converters (BPCs).
Mohamad Amin Ghasemi, Seyed Fariborz Zarei, Saeed Peyghami   +2 more
doaj   +1 more source

Variable weight coefficient MPC control strategy for qZSI‐VSG wind power grid‐connected system

IET Renewable Power Generation, 2023
Quasi‐Z source inverters (qZSI) can overcome the disadvantages of conventional wind power systems, because of achieving the balanced DC‐link voltage by using its boost ability. The majority of currently used control methods for conventional inverters are
Yang Zhang, Yihan Liu, Bing Luo, Yun Ling   +3 more
doaj   +1 more source

An active‐support control strategy for multi‐winding medium‐frequency power electronics transformer for renewable generation

IET Renewable Power Generation
A high proportion of renewable energy is connected to the current power grid through power electronics interface devices, which makes the power system to have the low‐inertia dynamic characteristics.
Xuejiao Li, Jiawei Man, Mingyan Wang, Bingda Zhu, Chuang Liu   +4 more
doaj   +1 more source

A single‐loop and current‐sensorless control for on‐grid seven‐level photovoltaic microinverter

IET Power Electronics, 2023
This paper proposes a single‐phase transformerless photovoltaic (PV) microinverter for low and medium‐voltage applications. The proposed approach comprises a suitable combination of multilevel boost/buck and H‐bridge topologies with a current‐sensorless ...
Juan R. Rodriguez, Gabriel E. Mejia‐Ruiz, Mario R. Arrieta Paternina, Alfredo Velazquez‐Ibanez, Nadia Maria Salgado‐Herrera, Mario Alberto Santoyo‐Anaya, Alejandro Zamora‐Mendez, Harold R. Chamorro   +7 more
doaj   +1 more source

A Novel Medium Voltage Solid‐State Transformer Using Advanced Magnetic Material‐Based Three‐Phase High‐Frequency Magnetic Link

IET Electric Power Applications
The solid‐state transformer (SST) is an emerging technology that offers promising benefits for electricity distribution and transmission systems, as well as its connection with sources of renewable energy (RE), battery storage, and electric vehicles. The
Mahbubur Rahman Kiran, Md. Rabiul Islam, Kashem M. Muttaqi, Danny Sutanto, Raad Raad   +4 more
doaj   +1 more source

Design of a stagger‐tuned high‐power low‐stress capacitive wireless power transfer system

The Journal of Engineering
Capacitive power transfer (CPT) has emerged as a promising alternative to traditional inductive methods. CPT offers advantages like cost‐effectiveness, reduced weight and volume, and greater tolerance to alignment errors.
Kyle John Williams, Graham Town, Sara Deilami, Foad Taghizadeh   +3 more
doaj   +1 more source

Design of adaptive speed controllers for matrix‐converter‐based interior permanent magnet synchronous motor drive systems

The Journal of Engineering
Interior permanent magnet synchronous motors (IPMSMs) which are driven by matrix converters have many advantages, including one‐stage power conversion, high efficiency, bidirectional power transfer, near unity input power factor, and low input current ...
Tian‐Hua Liu, Shao‐Ming Wang
doaj   +1 more source

Low‐voltage DC building distribution and utilization system and its implementation in China southern grid

IET Renewable Power Generation
The demand‐side DC electricity‐using equipment and newly integrated renewables are driving the transformation of power distribution and utilization mode. The building system based on DC technology is emerging as a promising option.
Peiqian Guo, Xiao‐Yu Zhang, Zhichang Yuan, Yuming Zhao, Yizhen Wang, Guowei Liu, Jiufang Man, Yuxuan Wang, Zhilin Jiang, Miaoyi Xiang, Stefanie Kuenzel   +10 more
doaj   +1 more source

Closed‐loop input current control strategy based on waveform similarity index for the emerging matrix converters with harmonic injection technique

IET Electric Power Applications
Harmonic injection matrix converter (HIMC) achieves direct AC‐AC power conversion with maximum voltage transfer and reduced transistor capacity. However, the existing open‐loop current control method for HIMC may bring in low‐order harmonics if the ...
Zhichao Yang, Jiaxing Lei, Bingtuan Gao, Wu Chen   +3 more
doaj   +1 more source