Results 31 to 40 of about 75,499 (170)

A framework of system integration and integration value analysis: Concept and case studies

IET Energy Systems Integration, 2022
In modern society, system integration that enables multiple subsystems to function as one is emerging in various fields like industry, commerce, and infrastructure.
Hongjie Jia, Huiyuan Wang, Yan Cao, Yunfei Mu, Xiandong Xu, Xiaodan Yu   +5 more
doaj   +1 more source

Calculation Method and Characteristic Analysis for Fault Current of Permanent Magnet Direct-Drive Wind Power System considering Positive and Negative Sequence Decomposition

International Transactions on Electrical Energy Systems
In view of the fact that the influence of positive and negative sequence decomposition, which is widely used in positive and negative sequence decoupling control in control system, on the fault current calculation process is not deeply considered in the ...
Botong Li, Qing Zhong, Weijie Wen, Bin Li, Xiaolong Chen   +4 more
doaj   +1 more source

Discrete Spectrum Iteration Based Comprehensive Stability Assessment Method for the Delayed Cyber-Physical System With Electric-Vehicle Frequency Regulation

IEEE Access, 2020
Nowadays, the increasing penetration of renewable energies often leads to system frequency variation due to the intermittent outputs, which limits the utilization of renewable electricity and brings higher requirements to frequency regulation. Aggregated
Yimei Zhang, Chaoyu Dong, Qian Xiao, Mingshen Wang, Kai Hou, Hongjie Jia   +5 more
doaj   +1 more source

Robust optimisation of electricity‐heating integrated energy system based on data‐driven PV interval estimation

IET Energy Systems Integration, 2023
Short‐term interval estimation can effectively and precisely quantify the uncertainties of renewable energy, accurately represent the range of fluctuations of uncertain variables in robust optimisation of electricity‐heating integrated energy system ...
Tao Xu, Zuozheng Liu, Lingxu Guo, He Meng, Rujing Wang, Mengchao Li, Shuqi Cai   +6 more
doaj   +1 more source

Hierarchical Stochastic Optimal Scheduling of Electric Thermal Hydrogen Integrated Energy System Considering Electric Vehicles

Energies, 2022
After a large number of electric vehicles (EVs) are connected to the integrated energy system, disorderly charging and discharging of EVs will have a negative impact on the safe and stable operation of the system. In addition, EVs’ uncertain travel plans
Shiduo Jia, Xiaoning Kang, Jinxu Cui, Bowen Tian, Shuwen Xiao   +4 more
doaj   +1 more source

The Future-Oriented Grid-Smart Grid

Journal of Computers, 2011
Since its emergence, smart grid has been given increasingly widespread attentions. Basically, smart grid combines a various modern technologies like network communication, information processing and distributed control to provide a more secure, reliable and intelligent grid, thus meeting the requirements of future social and economic development.
Qilin Li, Mingtian Zhou
openaire   +1 more source

Stealth Attacks on the Smart Grid

IEEE Transactions on Smart Grid, 2020
Random attacks that jointly minimize the amount of information acquired by the operator about the state of the grid and the probability of attack detection are presented. The attacks minimize the information acquired by the operator by minimizing the mutual information between the observations and the state variables describing the grid. Simultaneously,
Ke Sun 0014, Iñaki Esnaola, Samir M. Perlaza, H. Vincent Poor   +3 more
openaire   +4 more sources

Federated learning-enhanced generative models for non-intrusive load monitoring in smart homes

Scientific Reports
Non-Intrusive Load Monitoring (NILM) estimates load-specific power by disaggregating household-level power data, enabling smart grids to provide more accurate power estimations and thus prevent energy waste and casualties.
Yuefeng Lu, Shijin Xu, Yadong Liu, Xiuchen Jiang   +3 more
doaj   +1 more source

Current-limiting characteristics of saturated iron-core fault current limiters in VSC-HVDC systems based on electromagnetic energy conversion mechanism

Journal of Modern Power Systems and Clean Energy, 2018
A common method to examine the current-limiting performance of saturated iron-core fault current limiter (SI-FCL) in high-voltage direct-current transmission based on voltage source converter (VSC-HVDC) systems is to solve differential equations based on
Botong LI, Hanqing CUI, Fangjie JING, Bin LI, Yichao LIU   +4 more
doaj   +1 more source

A Deep-Learning-Based Optimal Energy Flow Method for Reliability Assessment of Integrated Energy Systems

IEEE Access, 2022
The energy interactions and uncertain factors of integrated energy systems (IES) have brought risks to the reliable energy supply. A large number of states need to be analyzed to obtain a stable reliability value.
Ziheng Dong, Kai Hou, Zeyu Liu, Xiaodan Yu, Hongjie Jia, Qian Xiao   +5 more
doaj   +1 more source