Results 21 to 30 of about 256,126 (170)

Operator Learning for Power Systems Simulation

CoRR
Time domain simulation, i.e., modeling the system's evolution over time, is a crucial tool for studying and enhancing power system stability and dynamic performance. However, these simulations become computationally intractable for renewable-penetrated grids, due to the small simulation time step required to capture renewable energy resources' ultra ...
Matthew Schlegel, Matthew E. Taylor, Mostafa Farrokhabadi   +2 more
openaire   +2 more sources

Power System Day-Ahead and Intra-Day Optimal Scheduling Considering Flexible Coordination of Steel Production and Energy Storage

Energies
In order to cope with the challenge of large-scale integration of renewable energy to the balance of power supply and demand, and give full play to the potential of flexible regulation of iron and steel enterprises, a source load coordination ...
Yibo Wang, Lifeng Zhu, Yuan Fang, Jianing Zhou, Chuang Liu   +4 more
doaj   +1 more source

Fine-Grained Modeling and Coordinated Scheduling of Source-Load With Energy-Intensive Electro-Fused Magnesium Loads

IEEE Access
With the rising adoption of renewable energy sources worldwide, the uncertainty within electrical power systems is amplifying, leading to rising challenges in wind power assimilation and operational costs.
Yibo Wang, Zikang Yang, Xudong Zhao, Hongdan Liu, Dongzhe Wang, Chuang Liu   +5 more
doaj   +1 more source

Low voltage ride-through control strategy for a wind turbine with permanent magnet synchronous generator based on operating simultaneously of rotor energy storage and a discharging resistance

Energy Reports, 2022
When the low voltage ride-through(LVRT) method of combining rotor energy storage with a discharging resistance for a wind turbine with permanent magnet synchronous generator(PMSG) is adopted, with the traditional control strategy, there are the ...
Jian Wang, Yue Ben, Jinrui Zhang, Hao Feng   +3 more
doaj   +1 more source

Low-carbon economic dispatching of microgrid considering generalized integrated demand response and nonlinear conditions

Energy Reports, 2023
With the depletion of fossil fuels and the deterioration of the ecological environment, it is crucial to realize the low-carbon economic dispatching of microgrids (MG).
Yang Cui, Yijian Wang, Yang Xu, Yuting Zhao   +3 more
doaj   +1 more source

Research on a Transformer Vibration Fault Diagnosis Method Based on Time-Shift Multiscale Increment Entropy and CatBoost

Entropy
A mechanical vibration fault diagnosis is a key means of ensuring the safe and stable operation of transformers. To achieve an accurate diagnosis of transformer vibration faults, this paper proposes a novel fault diagnosis method based on time-shift ...
Haikun Shang, Tao Huang, Zhiming Wang, Jiawen Li, Shen Zhang   +4 more
doaj   +1 more source

Simplified equivalent aggregation framework for impedance network modeling of MMC-HVDC systems with grid structural considerations

International Journal of Electrical Power & Energy Systems
Modular Multilevel Converter (MMC)-based Multi-terminal High-voltage Direct Current (MTDC) systems have gained widespread application in power transmission, where analyzing their wideband stability is critical for enhancing DC grid operational ...
Yanxu Wang, Guoqing Li, Yechun Xin, Tuo Wang, Shouqi Jiang, Weiru Wang, Yupeng He   +6 more
doaj   +1 more source

Research on Improved Fault Current Analysis Method for Flexible Direct Current Power Grid Considering Alternating Current Feed

Frontiers in Energy Research, 2021
Flexible direct current (DC) grid can realize large-scale renewable energy, wide-area coordinated complementation, and reliable power transmission. It is an important development that can be used to support high-voltage and large-capacity flexible DC ...
Yinfeng Sun, Xin Xiong, Zhenhao Wang, Guoqing Li, Xueguang Wu, Xueguang Wu, Weiru Wang   +6 more
doaj   +1 more source

A Coordinated Dual-Channel Wide Area Damping Control Strategy for a Doubly-Fed Induction Generator Used for Suppressing Inter-Area Oscillation

Applied Sciences, 2019
Using a doubly-fed induction generator (DFIG), with an additional active or reactive damping controller, is a new method of suppressing the inter-area oscillation of a power system. However, using active power modulation (APM) may decrease the damping of
Guowei Cai, Xiangsong Chen, Zhenglong Sun, Deyou Yang, Cheng Liu, Haobo Li   +5 more
doaj   +1 more source

A review on evaluation and improvement methods for commutation failure resistance ability in multi-infeed direct current system

电力工程技术
The evaluation and improvement methods for commutation failure resistance ability in multi-infeed direct current (MIDC) system are of great significance for testing commutation failure characteristics, addressing assessment challenges, and applying ...
Yechun XIN, Taoyu HUANG, Tuo WANG, Yupeng HE, Xiaoluo GAN, Guoqing LI   +5 more
doaj   +1 more source