Results 1 to 10 of about 2,424,102 (350)

Dynamic Influence of Wheel Flat on Fatigue Life of the Traction Motor Bearing in Vibration Environment of a Locomotive

Energies, 2021
Wheel flat can cause a large impact between the wheel and rail and excites a forced vibration in the locomotive and track structure systems. The working conditions and fatigue life of the motor bearings are significantly affected by the intensified wheel–
Bingbin Guo, Zhixiang Luo, Bo Zhang, Yuqing Liu, Zaigang Chen   +4 more
doaj   +1 more source

Comprehensive optimization framework for transmission expansion planning with fractional frequency transmission system

IET Generation, Transmission & Distribution, 2023
The Fractional Frequency Transmission System (FFTS) operates with low frequency to decrease the electrical length of AC transmission lines, consequently enhancing transmission capacity.
Zhongqi Cai, Xiuli Wang, Kun Yang, Sui Peng, Zhaoqin Hu, Likai Zhang, Boyang Zhao   +6 more
doaj   +1 more source

A novel axial air‐gap transverse flux switching PM generator: Design, simulation and prototyping

IET Electric Power Applications, 2023
Wind energy as the cleanest source of renewable energy requires a highly efficient lightweight generator that provides maximum power density while having the least vibration noise and maintenance.
Aghil Ghaheri, Ebrahim Afjei, Hossein Torkaman   +2 more
doaj   +1 more source

Design and Evaluation of Wireless Power Monitoring IoT System for AC Appliances

Energies, 2022
The paper is aimed to develop a wireless alternating current (AC) power monitoring module which features the advantage of cost-effectiveness and sufficient reliability for the proposed AC power monitoring Internet of Things (IoT) system.
Huan-Liang Tsai, Le Phuong Truong, Wei-Hung Hsieh   +2 more
doaj   +1 more source

A step-down nesting-type ac–ac converter combined with voltage equalizers and switched-capacitor simple converters

Energy Reports, 2020
In this paper, we present an inductor-less direct ac–ac converter with improved nesting-type topology. Unlike existing direct ac–ac converters, the proposed ac–ac converter combines a voltage equalizer and a switched-capacitor (SC) simple converter ...
Kei Eguchi, Ratanaubol Rubpongse, Akira Shibata, Takaaki Ishibashi, Frazin Asadi   +4 more
doaj   +1 more source

Intelligent Fault-Tolerant Control for AC/DC Hybrid Power System of More Electric Aircraft

Aerospace, 2021
This paper presents a novel intelligent fault-tolerant control method for a kind of more electric aircraft AC/DC hybrid electrical power system, in order to ensure the safe operation of the engine and improve the power supply quality.
Lingfei Xiao, Robert R. Sattarov, Peisong Liu, Cong Lin   +3 more
doaj   +1 more source

Application of Novel AC–AC Matrix VFD for Power Factor Improvement in Conventional AC–DC–AC VFD-Loaded Power Distribution Lines

Electronics, 2022
In this study, an innovative approach to matrix-converter-based AC-–AC variable frequency drives (VFDs) is introduced. The possibility of using AC–AC matrix VFDs for reactive power compensation in conventional AC–DC–AC VFD-loaded power distribution lines is investigated.
Petrauskas, Gytis, Svinkunas, Gytis, Jonaitis, Audrius, Giannakis, Andreas   +3 more
openaire   +2 more sources

A novel reconfigurable hybrid DC-AC home technique with renewable energy resources and converters

International Journal of Sustainable Engineering, 2023
A novel electrical setup for a domestic house is suggested that uses both an AC bus bar fuelled by conventional electrical utilities and a DC bus bar powered by roof-mounted solar panels.
Kannadhasan Suriyan, Vennila C, Sentamilselvi M, Priyabrata Adhikary, Karpoora Sundari K, Madhu M. C, Madhusudhana CS, Badari Narayana K   +7 more
doaj   +1 more source

Development & Thinking of Offshore Wind Power Based on Life Cycle Economic Evaluation

Zhongguo dianli
At present, the research on economic evaluation of offshore wind power (OWP) is poor, while OWP urgently needs economic evaluation as the basis for its large-scale application.
Li FENG, Lianmei ZHANG, Jiajia WEI, Changhong DENG, Guo LI, Jiayue YIN   +5 more
doaj   +1 more source

A load forecasting method for IESs using TimeVAE and transfer learning

Zhejiang dianli
In this paper， an integrated learning approach based on time variational autoencoder （TimeVAE） and transfer learning （TL） is proposed to address the accuracy degradation in integrated energy systems （IESs） load forecasting caused by insufficient ...
CHEN Zhe, ZHOU Jinhui, JIN Donghui, CHEN Jiguang, MA Hengrui, ZHANG Jiaxin, ZHU Suxun   +6 more
doaj   +1 more source