Results 81 to 90 of about 23,809,282 (157)

CVaR-based bi-level bidding strategy for VPP to participate in energy-regulation-carbon markets

International Journal of Electrical Power & Energy Systems
With the increasing integration of renewable energy into new power systems and the growing need for synergy among diverse flexible resources, virtual power plant (VPP) has become a crucial model for aggregating distributed resources to participate in ...
Jing Bian, Jianing Cheng, He Wang, Guoqing Li, Shiqiang Li   +4 more
doaj   +1 more source

Simulation Research on Auxiliary Power Supply System of China Standard EMU

, 2019
The auxiliary power supply system is an important part of the China standard EMU (Electric Multiple Units). It is mainly composed of auxiliary converters, chargers, battery packs and several loads.
Liwei Zhang, Lansi Yun, Minghe Sun, Bo Peng   +3 more
core   +1 more source

Numerical simulation study of impact of stagger angle and radius ratio on performance of combined type VAWT

, 2016
Darrieus-Savonius combined rotor could effectively improve the performance of sole type vertical axis wind turbine. In order to investigate the impacts of radius ratios and stagger angles on the combined rotor, and their best combination, aerodynamic ...
Ou, Baoxing, Fu, Xiucong, Li, Yuepeng, Wu, Chili, Pi, Kaihong, Xiao, Shuai, Liang, Xiaoting, Zhao, Ruheng, Shuai, Xiao   +8 more
core   +1 more source

Regional Frequency Measurement Point Selection and System Partitioning Method for High-Renewable-Energy-Penetration Power System

The integration of high proportions of renewable energy into power systems to replace traditional synchronous generators has led to continuous weakening of the system inertia support and primary frequency regulation resources.
Zhenfei Yao, Yin Yao, Bo Xu, Dongdong Li, Fan Yang   +4 more
core   +1 more source

Fault section location method of DC distribution network based on multi-source fault information fusion

International Journal of Electrical Power & Energy Systems
When short circuit fault occur in the direct current (DC) distribution network, in view of the problems such as inaccurate representation of fault degrees, low location accuracy and location errors in existing fault location methods, this paper proposes ...
He Wang, Dongyuan Wang, Shiqiang Li, Huanan Yu, Jing Bian, Guoqing Li   +5 more
doaj   +1 more source

PowerSimulations.jl -- A Power Systems operations simulation Library

CoRR
PowerSimulations.jl is a Julia-based BSD-licensed power system operations simulation tool developed as a flexible and open source software for quasi-static power systems simulations including Production Cost Models. PowerSimulations.jl tackles the issues of developing a simulation model in a modular way providing tools for the formulation of decision ...
José Daniel Lara, Clayton Barrows, Daniel Thom, Sourabh Dalvi, Duncan S. Callaway, Dheepak Krishnamurthy   +5 more
openaire   +3 more sources

HVDC converter simulation model with turn-off characteristics of series thyristors

International Journal of Electrical Power & Energy Systems
The converter models in common electromagnetic transient simulation software cannot reflect the dynamic turn-off process and the dispersity of series thyristors, which leads to inaccurate judgment and simulation of the commutation failure (CF).
Yupeng He, Yechun Xin, Guoqing Li, Tuo Wang, Shouqi Jiang, Weiru Wang, Yanxu Wang   +6 more
doaj   +1 more source

A Novel Fault Diagnosis Method for a Power Transformer Based on Multi-Scale Approximate Entropy and Optimized Convolutional Networks

Entropy
Dissolved gas analysis (DGA) in transformer oil, which analyzes its gas content, is valuable for promptly detecting potential faults in oil-immersed transformers.
Haikun Shang, Zhidong Liu, Yanlei Wei, Shen Zhang   +3 more
doaj   +1 more source

A generative adversarial network with multiscale and attention mechanisms for underwater image enhancement

Scientific Reports
Underwater images collected are often of low clarity and suffer from severe color distortion due to the marine environment and Illumination conditions.
Liquan Zhao, Yuda Li, Tie Zhong
doaj   +1 more source

An Evaluation of the Power System Stability for a Hybrid Power Plant Using Wind Speed and Cloud Distribution Forecasts

Power system stability (PSS) refers to the capacity of an electrical system to maintain a consistent equilibrium between the generation and consumption of electric power.
Akira Sugawara, Théodore Desiré Tchokomani Moukam, Yuancheng Li, Yakubu Bello   +3 more
core   +1 more source