Results 11 to 20 of about 92,688 (313)

Modelling of Ice Storms for Power Transmission Reliability Calculations

, 2005
This paper describes a new technique of modelling adverse weather for power system reliability calculations. The reliability calculation is based on a Monte-Carlo technique where each scenario represents a certain weather situation with certain parameters.
Broström, Elin, Söder, Lennart
openaire   +2 more sources

Mixed Aleatory-epistemic Uncertainty Modeling of Wind Power Forecast Errors in Operation Reliability Evaluation of Power Systems

Journal of Modern Power Systems and Clean Energy, 2022
As the share of wind power in power systems continues to increase, the limited predictability of wind power generation brings serious potential risks to power system reliability.
Jinfeng Ding, Kaigui Xie, Bo Hu, Changzheng Shao, Tao Niu, Chunyan Li, Congcong Pan   +6 more
doaj   +1 more source

Stochastic Steady-State Security Assessment for Power System Operation by Chance Constrained Optimal Power Flow-Based Load Shedding

Frontiers in Energy Research, 2022
The operational uncertainty of the power system is significantly increased by the high penetration of renewable energy and diversification of load behavior, which have aroused the novel research on stochastic steady-state security assessment (SSSA ...
Xinyu Zhou, Yingying Jiang, Chen Yang, Dan Xu, Junjie Tang, Kaigui Xie   +5 more
doaj   +1 more source

Research on joint optimization model and algorithm of multi‐area generation and reserve with considering its availability

IET Generation, Transmission & Distribution, 2022
The reserve sharing amongst the interconnected power systems will facilitate the improvements on their anti‐disturbance capability and operating economy.
Dan Xu, Fang Liang, Qian Cheng, Jingyang Zhou, Junjie Tang   +4 more
doaj   +1 more source

Application-Oriented Reliability Testing of Power Electronic Components and Converters [PDF]

, 2022
Power electronics have been and will continue to be an enabling technology for energy production, storage, transmission, distribution, and consumption.
Zhan Shen, Yubo Song, Xue, Peng; id_orcid, Sahoo, Subham; id_orcid, Amir Sajjad Bahman, Ionut Vernica, Zhang, Kaichen; id_orcid, Subham Sahoo, Sangwongwanich, Ariya; id_orcid, Kaichen Zhang, Yao, Bo; id_orcid, Iannuzzo, Francesco; id_orcid, Frede Blaabjerg, Shen, Zhan; id_orcid, Bo Yao, Yi Zhang, Blaabjerg, Frede; id_orcid, Wang, Huai, Francesco Iannuzzo, Zhang, Yi; id_orcid, Huai Wang, Song, Yubo; id_orcid, Peng Xue, Vernica, Ionut; id_orcid, Bahman, Amir Sajjad; id_orcid, Ariya Sangwongwanich   +25 more
core   +1 more source

Parameter identification of Preisach model based on velocity-controlled particle swarm optimization method

AIP Advances, 2021
The Preisach model is widely used to simulate the magnetic performance of transformers and motors in industrial applications. However, its parameter identification problem is still a complicated task.
Long Chen, Qiongyang Yi, Tong Ben, Zeyu Zhang, Youhua Wang   +4 more
doaj   +1 more source

Cold sintering process for fabrication of a superhydrophobic ZnO–polytetrafluoroethylene (PTFE) ceramic composite

Journal of Advanced Ceramics, 2023
Composite coatings or films with polytetrafluoroethylene (PTFE) are typically utilized to offer superhydrophobic surfaces. However, the superhydrophobic surfaces usually have limited durability and require complicated fabrication methods.
Xuetong Zhao, Yang Yang, Li Cheng, Jing Guo, Shenglin Kang, Yuchen Li, Xilin Wang, Lijun Yang, Ruijin Liao   +8 more
doaj   +1 more source

Molecular pyrolysis process and gas production characteristics of 3‐element mixed insulation oil under thermal fault

High Voltage, 2022
Mixed insulation oil is considered as a desired substitute for traditional mineral oil. A novel 3‐element mixed insulation oil has been developed in our previous works, whose parameters satisfy the mineral oil standard (IEC 60296:2012).
Dawei Feng, Ge Chen, Xiaoyu Yan, Jian Hao, Ruijin Liao   +4 more
doaj   +1 more source

Hybrid Carrier Frequency Modulation Based on Rotor Position to Reduce Sideband Vibro-Acoustics in PMSM Used by Electric Vehicles

World Electric Vehicle Journal, 2021
In the permanent magnet synchronous motor (PMSM) drive system, the unwilling and ear-piercing vibro-acoustics caused by high-frequency sideband harmonics becomes unacceptable in electric vehicle applications.
Zizhen Qiu, Yong Chen, Xiaozhe Lin, Haiquan Cheng, Yang Kang, Xu Liu   +5 more
doaj   +1 more source

Probabilistic Power Flow Analysis for Hybrid HVAC and LCC-VSC HVDC System

IEEE Access, 2019
Some innovative works have been done to probabilistic power flow (PPF) analysis for hybrid HVAC and LCC-VSC HVDC system in this paper. Firstly, a unified method considering precise model of converters is proposed to solve a general deterministic power ...
Tong Shu, Xingyu Lin, Sui Peng, Xiao Du, Huixiang Chen, Feng Li, Junjie Tang, Wenyuan Li   +7 more
doaj   +1 more source