Results 1 to 10 of about 2,065,537 (339)

Efficient Database Generation for Data-driven Security Assessment of Power Systems

, 2019
Power system security assessment methods require large datasets of operating points to train or test their performance. As historical data often contain limited number of abnormal situations, simulation data are necessary to accurately determine the ...
Chatzivasileiadis, Spyros, Eriksson, Robert, Thams, Florian, Venzke, Andreas   +3 more
core   +1 more source

Modeling Fault Propagation Paths in Power Systems: A New Framework Based on Event SNP Systems With Neurotransmitter Concentration [PDF]

, 2019
To reveal fault propagation paths is one of the most critical studies for the analysis of power system security; however, it is rather dif cult. This paper proposes a new framework for the fault propagation path modeling method of power systems based ...
Huang, Tao, Peng, Hong, Pérez Jiménez, Mario de Jesús, Valencia Cabrera, Luis, Wang, Jun, Wang, Tao, Wei, Xiaoguang   +6 more
core   +2 more sources

Power Quality Enhancement in Electricity Grids with Wind Energy Using Multicell Converters and Energy Storage [PDF]

, 2019
In recent years, the wind power industry is experiencing a rapid growth and more wind farms with larger size wind turbines are being connected to the power system.
Allali, Ahmed, Denai, Mouloud, Kaddour, Fouad, Khodja, Mohamed, Merabet Boulouiha , Houari, Rahiel, Djelloul   +5 more
core   +2 more sources

Model and Data Hybrid Driven Approach for Quantifying the Meteorology-Dependent Demand Flexibility of Building Thermal Loads

CSEE Journal of Power and Energy Systems
Recently, the heat and electricity integrated energy system (HE-IES) has become a hot topic in both industry and academia. In the HE- IES, the potential flexibility of the buildings' thermal loads can be exploited to relax the heat power balance ...
Bo Hu, Xin Cheng, Changzheng Shao, Tao Niu, Chunyan Li, Yue Sun, Wei Huang, Kaigui Xie   +7 more
doaj   +1 more source

Partial discharge characteristics of an air gap defect in the epoxy resin of a saturable reactor under an exponential decay pulse voltage

High Voltage, 2020
Saturable reactor insulation is currently stressed by an exponential decay pulse voltage under normal operating conditions. The partial discharge (PD) characteristics of epoxy resin under an exponential decay pulse voltage were studied here and were ...
Lu Gui, Yan Mi, Shengchu Deng, Lulu Liu, Xin Ge, Wenmin Ouyang   +5 more
doaj   +1 more source

From distributed tracing to proactive SLO management: a mini-review of trace-driven performance prediction for cloud-native microservices

Frontiers in Computer Science
Cloud-native microservices improve development velocity and elasticity, but they also create complex and dynamic service dependencies. Resource contention, queue buildup, and downstream slowdowns can propagate through call chains, amplifying end-to-end ...
Miaopeng Yu, Miaopeng Yu, Haonan Liu, Haonan Liu, Jinran Du, Jinran Du, Kequan Lin, Tao Dai, Tao Dai, Yanzhe Fu, Yanzhe Fu, Chunyan Yang, Chunyan Yang   +12 more
doaj   +1 more source

AC flashover performance of different shed configurations of composite insulators under fan-shaped non-uniform pollution

High Voltage, 2018
Currently, it is founded that under unidirectional wind and certain landform, composite insulators are always fan-shaped non-uniformly polluted. In this paper, artificial pollution tests on three types of composite insulators with different shed ...
Zhijin Zhang, Xinhan Qiao, Yi Zhang, Liang Tian, Dongdong Zhang, Xingliang Jiang   +5 more
doaj   +1 more source

Measurement of Line-to-Ground Capacitance in Distribution Network Considering Magnetizing Impedance’s Frequency Characteristic

Energies, 2017
Signal injection method (SIM) is widely applied to the insulation parameters’ measurement in distribution network for its convenience and safety. It can be divided into two kinds of patterns: injecting a specific frequency signal or several frequencies ...
Qing Yang, Bo Zhang, Jiaquan Ran, Song Chen, Yanxiao He, Jian Sun   +5 more
doaj   +1 more source

Cyber-Security in Smart Grid: Survey and Challenges

, 2018
Smart grid uses the power of information technology to intelligently deliver energy to customers by using a two-way communication, and wisely meet the environmental requirements by facilitating the integration of green technologies.
Ghazi, Hamid El, Ghazi, Hassan El, Kaabouch, Naima, Mrabet, Zakaria El   +3 more
core   +1 more source

Coordinated Low-Carbon Optimal Dispatching on Source-Demand Side for Integrated Electricity-Gas System

CSEE Journal of Power and Energy Systems
With the advancement of the “carbon peaking” and “carbon neutrality” objectives, concerns regarding carbon emissions in energy system dispatching have attracted much attention.
Chunyan Li, Zhichao Yan, Yiming Yao, Zhanwen Tang, Changzheng Shao   +4 more
doaj   +1 more source