Shifted-frequency based electromagnetic transient simulation for power system dynamics using two-stage singly diagonally implicit Runge–Kutta method
Sign Up to like & getrecommendations! Published in 2020 at "Energy Reports"
DOI: 10.1016/j.egyr.2020.11.143
Abstract: Abstract Electromagnetic transient (EMT) simulation is of great significance for the design, operation and control of power systems. To improve the efficiency of EMT simulation, the shifted-frequency (SF)-based EMT simulation was proposed in the literature.… read more here.
Keywords: emt simulation; method; power; shifted frequency ... See more keywords
A Novel Electromagnetic Transient Simulation Method of Large-scale AC Power System with High Penetrations of DFIG-based Wind Farms
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3175891
Abstract: With the ever-expanding deployment of renewable energy sources (RESs), the short-time transients have more significant impacts on shaping the characteristics of large power grids. However, the electro-mechanic transient simulation cannot reflect the short-time transients, while… read more here.
Keywords: transient simulation; large scale; power; simulation ... See more keywords
Accelerated Electromagnetic Transient (EMT) Equivalent Model of Solid-State Transformer
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Journal of Emerging and Selected Topics in Power Electronics"
DOI: 10.1109/jestpe.2021.3094278
Abstract: Accurate and efficient electromagnetic transient (EMT) simulation of various types of solid-state transformers (SST) is extremely time-consuming due to the complex module structure, flexible topology connections, large number of electrical nodes and simulation time-steps limited… read more here.
Keywords: solid state; emt equivalent; model; transient emt ... See more keywords
General Diffraction Mechanism Interpretation of Electromagnetic Transient Scattering From Large Scatterers by Time-Domain Aperture Integration Technique
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2019.2920323
Abstract: The diffraction mechanisms of electromagnetic (EM) transient scattering from large scatterers are examined by applying a general time-domain aperture integration (TD-AI) technique when the scatterer is illuminated by an incident EM field. This incident field… read more here.
Keywords: time; field; electromagnetic transient; technique ... See more keywords
Cosimulation of Shifted-Frequency/Dynamic Phasor and Electromagnetic Transient Models of Hybrid LCC-MMC DC Grids on Integrated CPU–GPUs
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2019.2937044
Abstract: To effectively capture interactions of large-scale ac–dc systems integrating line commutated converter (LCC) and modular multilevel converter (MMC) based multiterminal dc grids, a numerically accurate and efficient simulation method is desirable. To achieve this objective,… read more here.
Keywords: shifted frequency; cosimulation; phasor; subsystem ... See more keywords
Hybrid Average-Value/Detailed Modeling of Line-Commutated AC–DC Converters With Internal Faults For Electromagnetic Transient Simulations
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Transactions on Power Systems"
DOI: 10.1109/tpwrs.2021.3077391
Abstract: Recently, a hybrid average-value/detailed modeling technique has been presented for efficient electromagnetic transient (EMT) simulation of power systems containing ac–dc line-commutated rectifiers (LCRs). In this letter, the hybrid modeling methodology is extended to consider asymmetrical… read more here.
Keywords: value detailed; hybrid average; detailed modeling; value ... See more keywords
Studies on an Electromagnetic Transient Model of Offshore Wind Turbines and Lightning Transient Overvoltage Considering Lightning Channel Wave Impedance
Sign Up to like & getrecommendations! Published in 2017 at "Energies"
DOI: 10.3390/en10121995
Abstract: In recent years, with the rapid development of offshore wind turbines (WTs), the problem of lightning strikes has become more and more prominent. In order to reduce the failure rate caused by the transient overvoltage… read more here.
Keywords: transient overvoltage; transient model; model offshore; overvoltage ... See more keywords