Co-Simulation of Electromagnetic Transients and Phasor Models: A Relaxation Approach [PDF]
, 2016 Co-simulation opens new opportunities to combine mature electromagnetic transients (EMT) and phasor-mode (PM) solvers, and takes advantage of their respective high accuracy and execution speed. In this paper, a relaxation approach is presented, iterating
Aristidou, P +3 more
core +2 more sources
Determination of Cumulative Distribution Function of the Crest Value of the Lightning Current Circulating Through Line Surge Arresters [PDF]
, 2020 For the selection and design of line surge arresters (LSA), it is essential to know the characteristics of the lightning current circulating through LSA.
Alain Xémard +2 more
core +2 more sources
Impacts of Lightning-Induced Overvoltage on a Hybrid Solar PV–Battery Energy Storage System
Applied Sciences, 2021 With increased electrical energy demands projected in the future, the development of a hybrid solar photovoltaic (PV)–battery energy storage system is considered a good option. However, since such systems are normally installed outdoors and in open areas,
Nor Izzati Ahmad +5 more
doaj +1 more source
基于拓展传输线理论的高压交流电缆输入阻抗和金属护套电压计算分析 [PDF]
全球能源互联网基于电缆外部精确电磁场分析方法，提出了一种拓展传输线理论，能够计及广义大地参数和电磁暂态仿真的影响计算电缆输入阻抗。采用电磁暂态仿真程序EMTP-RV，利用拓展传输线理论对典型高压交流电缆开展输入阻抗和金属护套电压特性研究，研究当合闸于空载电缆时的金属护套暂态电压特性；通过对正序激励下的电缆输入阻抗模值-频率响应进行研究，分析由三相金属护套交叉互联产生的多种传播模态。采用拓展传输线理论计算的结果与使用基于矩量法的改进数值电磁场分析方法（method of moments-surface ...
孙连明, 杨成, 薛浩岩, 富晓鹏
doaj +1 more source
Development of an Experimental Scaled-Down Frequency Dependent Transmission Line Model
IEEE Access, 2021 The penetration of power electronic based equipment in the power grid has increased the co-occurrence of electromechanical and electromagnetic transients.
Kiran Kumar Challa, Gurunath Gurrala
doaj +1 more source
Reduced DC circuit breaker requirement on mixed converter HVDC networks [PDF]
, 2015 © 2015 IEEE.Recently proposed meshed HVDC networks include both converters and DC circuit breakers, and the fault currents experienced and therefore the capacity requirement of circuit breakers are dependent on the topology of converters used on the ...
Chaffey, G, Green, TC
core +1 more source
Revista Técnica Energía, 2018 Este trabajo analiza las implicaciones de varias consideraciones conceptuales, tales como características de modelación e integración, tipo de modelación de la máquina sincrónica y efecto de la modelación de la saturación, en los resultados del análisis
L.M. Dután, J.C. Cepeda
doaj +1 more source
Generalized Voltage-based State-Space Modelling of Modular Multilevel Converters with Constant Equilibrium in Steady-State [PDF]
, 2017 This paper demonstrates that the sum and difference of the upper and lower arm voltages are suitable variables for deriving a generalized state-space model of an MMC which settles at a constant equilibrium in steady-state operation, while including the ...
Bergna-Diaz, Gilbert +4 more
core +3 more sources
Monte-Carlo-based simulation and investigation of 230 kV transmission lines outage due to lightning
High Voltage, 2019 Here, using the probabilistic evaluation based on the Monte Carlo method, back-flashover rate and shielding failure flashover rate of 230 kV overhead transmission lines in the western regions of Iran are evaluated.
Ehsan Karami +3 more
doaj +1 more source
Real-Time Digital Simulators: A Comprehensive Study on System Overview, Application, and Importance [PDF]
, 2017 The multifarious improvements in computational and simulation tools have brought tremendous progress in the field of designing, testing and analyzing technologies.
Bayne, Stephen B. +3 more
core +1 more source