Browsing NTNU Open by Author "Amin, Mohammad"
Now showing items 1-20 of 44
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A Gray-Box Method for Stability and Controller Parameter Estimation in HVDC-Connected Wind Farms Based on Nonparametric Impedance
Amin, Mohammad; Molinas Cabrera, Maria Marta (Journal article; Peer reviewed, 2019)Estimation of critical control parameters is a desirable tool feature for stability analysis and impedance shaping of high voltage dc (HVdc) connected wind farms. Accurate estimation of such parameters would be enabled by ... -
Active power flow direction effect on stability in multi-terminal VSC-HVDC transmission system in integrating wind farm
Amin, Mohammad; Rygg, Atle; Molinas Cabrera, Maria Marta (Chapter, 2016)Variation of wind power affects the stability of a multi-terminal HVDC (MT-HVDC) system installed in the purpose of integrating offshore wind farms and supplying an offshore constant power load in oil and gas plat form. ... -
Adaptive Vector Control of Grid-tied VSC using Multilayer Perceptron-Recurrent Neural Network
Bana, Prabhat Ranjan; Amin, Mohammad (Chapter, 2021)The standard vector control is widely used for grid-connected voltage source converters (VSCs), however, the inability to satisfactorily operate at the desired level under different dynamic scenarios and grid conditions ... -
An Artificial Neural Network-Based Power Management in Hybrid Microgrid
Reisænen, Katrine Hansen (Master thesis, 2021)Denne oppgaven analyserer et hybrid mikronett med et kunstig nevralt nettverk som styrer kraftflyten. Kraftflyten er analysert og det kunstige nevrale nettverket er sammenlignet med en optimal kraftflyt-algoritme. Hensikten ... -
An Anti-Islanding Protection for VSM Inverters in Distributed Generation
Amin, Mohammad; Zhong, Qing-Chang; Lyu, Zijun (Peer reviewed; Journal article, 2020)Virtual synchronous machine (VSM) technology is an attractive control method for an inverter-based distributed generation (DG) due to having the voltage, and frequency support functionality. Embedding an anti-islanding ... -
Apparent impedance analysis: A new method for power system stability analysis
Rygg, Atle; Amin, Mohammad; Molinas Cabrera, Maria Marta; Gustavsen, Bjørn Alfred (Chapter, 2016)In this paper a new method for power system stability analysis is introduced. The method is based on injection of a small voltage or current in an arbitrary point of the system. The apparent impedance is defined as the ... -
Artificial Neural Network Based Power Management in Microgrid
Onsrud, Martin Wirak (Master thesis, 2022)Klimaforandringer, og det resulterende fokuset på fornybar energi forandrer stadig strukturen og karakteristikken til kraftsystem rundt om i verden. Implementeringen av mikronett fasiliterer for fornybar energi ved å ... -
Artificial Neural Network-Based Control for Grid-Connected Converter
Øxnevad, Ella (Master thesis, 2022)Ettersom andelen fornybare energikilder øker, må kontrollmetodene for nett-tilknyttede omformere forbedres for å sikre stabil og pålitelig drift. I forskning for forbedret omformerkontroll rettes det økende oppmerksomhet ... -
Battery for Capacity Expansion: A Techno-Economic Case Study in Trøndelag
Heimvik, Torbjørn (Master thesis, 2023)Elektrifisering og ny, fornybar, kraftproduksjon er viktige tiltak for å imøtekomme befolkningsvekst og redusere klimagassutslipp. Dette medfører imidlertid utfordringer for kraftnettet, på grunn av økte effekttopper på ... -
Comparative Assessment of Supervised Learning ANN Controllers for Grid-Connected VSC System
Bana, Prabhat Ranjan; Amin, Mohammad (Chapter, 2022)The widely used PI-controller imposes certain performance limitations when used for the grid-connected VSC systems. Model predictive controllers (MPC) can eliminate these inherent issues of PI-controller but in trade-off ... -
A Comprehensive Investigation on High-Frequency Oscillation in DC Microgrid
Habibullah, Mohammad; Mithulananthan, Nadarajah; Bhumkittipich, Krischonme; Amin, Mohammad (Peer reviewed; Journal article, 2021)This paper presents the small-signal stability performance of a dc microgrid (MG) and investigates the interactions between the converter controllers by studying the critical modes. A comprehensive small-signal analysis ... -
Control and optimisation of networked microgrids: A review
Islam, Mojaharul; Yang, Fuwen; Amin, Mohammad (Peer reviewed; Journal article, 2021)Microgrids (MGs) have become an integral part of smart grid initiatives for future power system networks. Networked microgrids consist of several neighbouring microgrids connected in a low/medium distribution network. The ... -
Control for Grid-Connected VSC With Improved Damping Based on Physics-Informed Neural Network
Bana, Prabhat Ranjan; Amin, Mohammad (Peer reviewed; Journal article, 2023)The rapid penetration of renewable energy sources into the power system makes the grid-connected voltage source converter (VSC) highly dynamic and uncertain. This necessitates designing new adaptive control for VSCs to ... -
Dynamic control of grid-connected microgrids for tie-line smoothing
Islam, Mojaharul; Yang, Fuwen; Amin, Mohammad (Peer reviewed; Journal article, 2020)This paper presents an interlink inverter control method for providing a constant tie‐line smoothing service in a grid‐connected residential microgrid (MG) to mitigate the fluctuating nature of renewable power generation ... -
Go Real: Power Electronics From Simulations to Experiments in Hours: Versatile Experimental Tool for Next Generation Engineers
Zhong, Qing-Chang; Wang, Yeqing; Dong, Yiting; Ren, Beibei; Amin, Mohammad (Peer reviewed; Journal article, 2020)The only constant is change-power systems worldwide are going through a paradigm change from centralized generation to distributed generation; transportation systems are being electrified; and billions of lives in third-world ... -
Harmonic filter design for large offshore wind power plants
Rasmussen, Stian (Master thesis, 2021)This thesis was written in collaboration with Vattenfall, with the objective of simulating, analysing, and identifying the main factors influencing the harmonic distortions in HVAC connected offshore wind power plants and, ... -
Impact of power flow direction on the stability of VSC-HVDC seen from the impedance nyquist plot
Amin, Mohammad; Molinas Cabrera, Maria Marta; Lyu, Jing; Cai, Xu (Journal article, 2017)The high-voltage dc (HVDC) systems are appearing more and more, and it is becoming a requirement that the HVDC voltage-source converters (VSCs) operate both as an inverter and a rectifier without changing the controls to ... -
Impact of Power Flow Direction on the Stability of VSC-HVDC Seen from the Impedances Nyquist Plot
Amin, Mohammad; Molinas Cabrera, Maria Marta; Lyu, Jing; Cai, Xu (Journal article; Peer reviewed, 2016)The high-voltage dc (HVDC) systems are appearing more and more, and it is becoming a requirement that the HVDC voltage-source converters (VSCs) operate both as an inverter and a rectifier without changing the controls to ... -
Impedance Modeling and Stability Analysis of Grid-tied Universal Droop Control Inverter
Amin, Mohammad; Zhong, Qing-Chang (Chapter; Peer reviewed, 2019)This paper presents an impedance modeling and small-signal stability analysis of the grid-tied Universal Droop Control (UDC) inverter. The -impedance model of the UDC inverter is derived analytically and, which is verified ... -
Impedance Modelling and Stability Analysis of Virtual Synchronous Machine-based Wind Energy Conversion System
Widjaja, Claysius Dewanata (Master thesis, 2022)Ettersom antallet kraftelektronikkomformere øker på grunn av økningen i variabel fornybar energi, har det en betydelig innvirkning på dynamikken og stabiliteten til kraftsystemer. Siden kraftsystemer tradisjonelt domineres ...