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Modeling Inverter Losses for Circuit Simulation [PDF]

open access: yes2004 IEEE 35th Annual Power Electronics Specialists Conference (IEEE Cat. No.04CH37551), 2004
Transformer-like inverter models can represent a very good alternative to common switch-diode models for simulation, reducing convergence problems and/or calculation time.
Fratta, Antonino, Scapino, Federico
core   +4 more sources

Reliability assessment and small signal analysis of the enhanced switched impedance inverter with low input current ripple [PDF]

open access: yesScientific Reports
Z-source inverters are a promising solution for DC-AC power conversion. However, conventional Z-source inverter topologies often suffer from limitations such as high input current ripple and challenges in achieving high boost factors efficiently at low ...
Mohsen Hasan Babayi Nozadian   +2 more
doaj   +2 more sources

Parameter Estimation of a Grid-Tied Inverter Using In Situ Pseudo-Random Perturbation Sources

open access: yesEnergies, 2023
Inverters are playing an increasingly important role in the electrical utility grid due to the proliferation of renewable energy sources. Obtaining inverter models with accurate parameters is, therefore, essential for grid studies and design.
Ian Paul Gerber   +2 more
doaj   +1 more source

Electric Load Modeling for Managing Electric Energy Consumption Through the PDCA Cycle in the Library Building of Andalas University

open access: yesAndalas Journal of Electrical and Electronic Engineering Technology, 2023
The need for electrical energy in the public building sector is quite dominant, reaching 33-40% of the total energy consumption of all sectors. To control electrical energy in buildings effectively, an Energy Management System (EMS) is needed.
Refki Budiman, Refdinal Nazir
doaj   +1 more source

Continual learning with invertible generative models

open access: yesNeural Networks, 2023
Catastrophic forgetting (CF) happens whenever a neural network overwrites past knowledge while being trained on new tasks. Common techniques to handle CF include regularization of the weights (using, e.g., their importance on past tasks), and rehearsal strategies, where the network is constantly re-trained on past data. Generative models have also been
Jary Pomponi   +2 more
openaire   +3 more sources

Modeling of the Resonant Inverter for Wireless Power Transfer Systems Using the Novel MVLT Method

open access: yesVehicles, 2022
Wireless power transfer (WPT) is a power transfer technique widely used in many industrial applications, medical applications, and electric vehicles (EVs).
Rupesh Kumar Jha   +7 more
doaj   +1 more source

Online modeling of virtual energy storage for inverter air conditioning clusters in CDL-based demand response

open access: yesEnergy Reports, 2023
In recent years, the accelerated penetration of renewable energy hinders the flexible adjustment of power systems. Customer directrix load (CDL)-based demand response (DR) unlocks the potential flexibilities of inverter air conditioning in industrial or ...
Lingling Zhu   +6 more
doaj   +1 more source

Analysis and Small Signal Modeling of Five-Level Series Resonant Inverter

open access: yesIEEE Access, 2021
This paper explains the implementation of a small-signal model for a new five-level series resonant inverter structure. The proposed circuit combines the advantages of multilevel inverters and the characteristics of the physical phenomena, resonance. The
Alla Eddine Toubal Maamar   +6 more
doaj   +1 more source

Semi-explicit multilinear modeling of a PQ open-loop controlled PV inverter in αβ-frame

open access: yesEnergy Reports, 2023
This paper introduces semi-explicit multilinear modeling to ac power systems, including voltage source converters. Firstly, the novel semi-explicit multilinear modeling class is explained.
Christoph Kaufmann   +3 more
doaj   +1 more source

Optimization-Based Formulations for Short-Circuit Studies with Inverter-Interfaced Generation in PowerModelsProtection.jl

open access: yesEnergies, 2021
Protecting inverter-interfaced microgrids is challenging as conventional time-overcurrent protection becomes unusable due to the lack of fault current. There is a great need for novel protective relaying methods that enable the application of protection ...
Arthur K. Barnes   +3 more
doaj   +1 more source

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