Results 1 to 10 of about 1,787,683 (268)

Intelligent dynamic management of microgrid security using MOBAS-EPB-based multi-objective optimization

Energy Informatics
A dynamic management model is developed to improve security and operational resilience in power monitoring networks in isolated microgrid conditions. These systems are subject to frequency and voltage instabilities due to limited generation capacity, low
Boda Zhang, Ruibin Wen, Chameiling Di, Yunhao Yu, Xiang Guo   +4 more
doaj   +1 more source

Analysis of the monitoring and identification effect of system cognitive service technology on DC system in power grid

Energy Informatics
In contemporary power grid infrastructure, the stability and health of DC systems are critical for uninterrupted energy delivery. As these systems become more complex, traditional monitoring methods are inadequate for detecting early warning signs and ...
Xiaogang Wu, Xingwang Chen, Kun Zhang
doaj   +1 more source

Research on power transaction coordination decision-making module of novel digital smart grid dispatching center

Diance yu yibiao
Power transaction coordination is a key link in the architecture design of dispatching operation platform, and the increase of distributed energy and flexible power consumers makes the inter network power transaction coordination a challenging problem ...
LU Jiangang, YU Zhiwen, LI Shiming, GUO Wenxin, TAN Huijuan, DAI Yue   +5 more
doaj   +1 more source

Research on smart grid dispatching operation data with differential privacy

Diance yu yibiao
Aiming at the problem of user privacy leakage caused by data analysis on power dispatching operation data, this paper proposes a differential privacy analysis method for the power consumption pattern of users.
LI Shiming, LU Jiangang, GUO Wenxin, YU Zhiwen, ZHAO Ruifeng, ZENG Kaiwen   +5 more
doaj   +1 more source

Small signal stability prediction and correction control algorithm for wind power systems based on LightGBM

Frontiers in Energy Research
With the increasing penetration of wind power in electrical power systems, its impact on small signal stability has become increasingly significant. The volatility and uncertainty introduced by wind power integration pose new challenges to power system ...
Yang Fu, Wang Guosong, Xu Yi, Ma Qinfeng, An Su, Chen Junquan   +5 more
doaj   +1 more source

Fault location and isolation technology for power grid automation based on intelligent algorithms

Energy Informatics
Background Power grid automation is critical for maintaining the stability and reliability of electrical grids. A major challenge in power grid management is identifying and isolating faults quickly and accurately to avoid widespread disruptions ...
Qi Guo, Fuhe Wang, Suxia Cheng, Ke Wang, Yifan Zhang   +4 more
doaj   +1 more source

Optimization algorithm for bearing fault diagnosis based on composite non-convex sparse constraints and ADMM

Discover Applied Sciences
In response to the weak early fault signals of rolling bearings and their susceptibility to strong background noise, the research proposes a sparse domain bearing fault diagnosis optimization algorithm based on the alternating direction method of ...
Chaoyi Peng, Huijie Gu, Ting Chen, Danli Xu, Huihong Luo, Hekai Xu, Yubin Wu   +6 more
doaj   +1 more source

Auxiliary Decision Method for Power Dispatching Based on Flexible Super-Capacitors and Proximal Policy Optimization Algorithm

IEEE Access
To reduce power waste and improve the operational safety of renewable energy grids, this study proposes an auxiliary decision-making method for power dispatching based on flexible super-capacitors and proximal policy optimization algorithms.
Sheng Yang, Jinglong He, Jinming Liu
doaj   +1 more source

Coordinated Control of Transient Voltage Support in Doubly Fed Induction Generators

Energies
The large-scale integration of wind power significantly alters the voltage dynamic characteristics of power systems. Wind turbines have a weak ability to withstand grid disturbances and have difficulty in providing effective reactive power support during
Guanghu Xu, Jian Qiu, Jianxin Zhang, Huanhuan Yang, Qin Gao, Tuo Jiang, Yuan Wang   +6 more
doaj   +1 more source

Bridging the Information Gap: A Mechanism Design Approach to Forecasting AI’s Power Grid Load

Energies
The rapid proliferation of Large Language Models (LLMs) is increasing electricity demand from data centers, creating new challenges for power-demand forecasting and grid planning.
Xinlei Cai, Kexin Chen, Lizhou Jiang, Ruichen Xu, Kai Dong, Zijie Meng   +5 more
doaj   +1 more source