Results 11 to 20 of about 496,850 (248)

Decentralised control strategy for hybrid battery energy storage system with considering dynamical state-of-charge regulation

IET Smart Grid, 2020
Hybrid battery energy storage system (HBESS) consists of high power density battery and high energy density battery will have a bright future in special isolated DC microgrid conditions such as the all-electric ships and all-electric airplanes, which ...
Yan Zhang, Feng Ji, Qi Hu, Lijun Fu, Xueping Gao   +4 more
doaj   +1 more source

Short-Duration Transient Temperature Distribution Prediction Model along Chip Vertical Path Applicable to Multi-Timescale Simulation

Energies, 2022
Based on extremely uneven temperature distribution along the insulated gate bipolar transistor (IGBT) chip vertical path during switching transients, a short-duration transient microsecond-scale prediction model applicable to multi-timescale simulation ...
Tongyao Han, Yifei Luo, Binli Liu, Xiao Ma, Feng Xie   +4 more
doaj   +1 more source

Technical analysis of ship integrated power system data compression based on improved swinging door algorithm

Zhongguo Jianchuan Yanjiu, 2020
Objectives In order to accumulate a ship's comprehensive power big data resources, especially in the case of relatively limited ship computing resources, and realize the effective compression of large-scale historical data, an improved revolving door ...
SHANG Chengya, BAO Xianqiang, FU Lijun, ZHU Wanlu, XU Xinghua   +4 more
doaj   +1 more source

Modeling and Design of High-Power Enhanced Leakage-Inductance-Integrated Medium-Frequency Transformers for DAB Converters

Energies, 2022
For dual active bridge (DAB) converters, integrating the phase-shifting inductance (PSI) in the medium-frequency transformer (MFT) is an effective way to improve the overall power density.
Xinsheng Zhang, Fei Xiao, Ruitian Wang, Wei Kang, Beichao Yang   +4 more
doaj   +1 more source

Delamination failure analysis of G10 insulator in electromagnetic rail launcher

High Voltage, 2023
The electromagnetic (EM) rail launcher G10 insulator is prone to delamination damage during launch, which affects the service life of the insulator. Through the secondary development of ABAQUS® commercial finite‐element software, an EM‐structure coupling
Xinkai Hu, Junyong Lu, Sai Tan, Bai Li, Jiawei Zhang   +4 more
doaj   +1 more source

Collaborative Optimization of the Battery Capacity and Sailing Speed Considering Multiple Operation Factors for a Battery-Powered Ship

World Electric Vehicle Journal, 2022
In the context of harsh emission control and ecological environment protection, the shipping industry is transforming and upgrading towards greening, decarburization, and electrification.
Yan Zhang, Lin Sun, Fan Ma, You Wu, Wentao Jiang, Lijun Fu   +5 more
doaj   +1 more source

Modeling and Design Optimization of Energy Transfer Rate for Hybrid Energy Storage System in Electromagnetic Launch

Energies, 2022
The battery-pulse capacitor-based hybrid energy storage system has the advantage of high-energy density and high-power density. However, to achieve a higher firing rate of the electromagnetic launch, a shorter charging time of the pulse capacitor from ...
Tao Ma, Junyong Lu, Xiao Zhang, Bofeng Zhu, Wenxuan Wu, Xinlin Long   +5 more
doaj   +1 more source

Minimum-Output-Current-Ripple Control of Current-Fed Three-Level Phase-Shift Full-Bridge Converter

Energies, 2022
Electrified ports using medium-voltage DC (MVDC) renewable energy microgrids require current-fed dc/dc converters in application scenarios such as battery or ultracapacitor charging units and hydrogen production systems.
Haichao Wang, Guorun Yang, Wei Kang, Xinsheng Zhang, Xuexin Fan, Fei Xiao   +5 more
doaj   +1 more source

Stable Symplectic Integrators for Power Systems [PDF]

, 2002
The paper illustrates the application of symplectic integrators obtained by composition for solving power system consisting of several machines. The multi-machine angular swings during and following fault conditions and clearing are investigated. Numerical results obtained using symplectic integrators were found to be comparable to those obtained using
Daniel Okunbor, Emmanuel Akinjide
openaire   +1 more source

Comprehensive Analysis of Quantization Effects on Digital-Controlled Adaptive Self-Interference Cancellation System

IEEE Access, 2020
A digital-controlled adaptive self-interference cancellation system with capabilities of high interference cancellation ratio and strong environmental applicability is presented.
Jinling Xing, Songhu Ge, Yongcai Liu, Zhongpu Cui, Jin Meng   +4 more
doaj   +1 more source