Browsing NTNU Open by Author "Reddy, Namireddy Praveen"
Now showing items 1-11 of 11
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A Comparison of the State-of-the-Art Reinforcement Learning Algorithms for Health-Aware Energy and Emissions Management in Zero-Emission Ships
Reddy, Namireddy Praveen; Skjetne, Roger; Os, Oliver Stugard; Papageorgiou, Dimitrios (Peer reviewed; Journal article, 2024)Zero-emission ships (ZESs) have gained interest to comply with the stringent regulations of international maritime organization. One way to build ZES is the hybridization of fuel cells with batteries. Traditionally, for a ... -
Condition monitoring and fault detection for marine battery energy storage systems
Cai, Yuxuan (Master thesis, 2021)Battery energy storage system (BESS) is widely applied in hybrid-electric and all-electric power and propulsion solutions to reduce fuel consumption and emissions in ships. To achieve optimal performance, it is necessary ... -
A Decentralized Droop-Based Power Management System for Ship Power Systems Using Hybrid Dynamical Systems Framework
Reddy, Namireddy Praveen; Skjetne, Roger; Papageorgiou, Dimitrios (Chapter, 2023)In maritime transport, inspired by the automobile sector, autonomy is gaining traction in parallel with decarbonization. One of the numerous challenges in realizing fully autonomous operation in shipping is to design a ... -
Dynamic Modeling and Real-Time Simulation of a Ship Hybrid Power System Using a Mixed-Modeling Approach
Ghimire, Pramod; Reddy, Namireddy Praveen; Zadeh, Mehdi; Pedersen, Eilif; Thorstensen, Jarle (Journal article, 2020)The electrification of a ship power-train is growing at a fast pace to improve efficiency and reduce emissions. The implementation of new technologies requires test and validation using various modeling approaches. However, ... -
A Hybrid Power System Laboratory: Testing Electric and Hybrid Propulsion
Othman, Muzaidi B.; Reddy, Namireddy Praveen; Ghimire, Pramod; Zadeh, Mehdi Karbalaye; Anvari-Moghaddam, Amjad; Guerrero, Josep M. (Peer reviewed; Journal article, 2019)Onboard hybrid power systems with low -emission energy carriers are a promising solution for green shipping replacing conventional diesel engine -based energy systems. However, there are several existing challenges related ... -
Intelligent Control Design for Power and Energy Management in Zero-Emission Autonomous Vessels
Os, Oliver Stugard; Øverås, Sebastian Thorsen (Master thesis, 2020)Denne masteroppgaven undersøker ulike algoritmer for kraft- og energistyringssystemer (PEMS, eng: power and energy management system) på et nullutslipp hybridskip. Det er hovedsakelig lagt vekt på metoder fra forsterkende ... -
Intelligent Control Design for Power and Energy Management in Zero-Emission Autonomous Vessels
Os, Oliver Stugard; Øverås, Sebastian Thorsen (Master thesis, 2020)Denne masteroppgaven undersøker ulike algoritmer for kraft- og energistyringssystemer (PEMS, eng: power and energy management system) på et nullutslipp hybridskip. Det er hovedsakelig lagt vekt på metoder fra forsterkende ... -
An Intelligent Power and Energy Management System for Fuel Cell/Battery Hybrid Electric Vehicle Using Reinforcement Learning
Reddy, Namireddy Praveen; Pasdeloup, David Francis Pierre; Zadeh, Mehdi Karbalaye; Skjetne, Roger (Journal article, 2019)Hybrid electric vehicles powered by fuel cells and batteries have attracted significant attention as they have the potential to eliminate emissions from the transport sector. However, fuel cells and batteries have several ... -
Optimal design of wind turbine converters using advanced power semiconductor materials
Reddy, Namireddy Praveen (Master thesis, 2018)Power electronic converters play an important role in interfacing of uncontrolled renewable energy resources such as wind, solar with main power system. However, there are several challenges related to design and performance ... -
Voltage Sensor Fault Detection in Li-ion Battery Energy Storage Systems
Reddy, Namireddy Praveen; Cai, Yuxuan; Skjetne, Roger; Papageorgiou, Dimitrios (Chapter, 2022)Safe and optimal operation of battery energy storage systems requires correct measurement of voltage, current, and temperature. Therefore, fast and correct detection of sensor faults is of great importance. In this paper, ... -
Zero-Emission Autonomous Ferries for Urban Water Transport: Cheaper, Cleaner Alternative to Bridges and Manned Vessels
Reddy, Namireddy Praveen; Zadeh, Mehdi Karbalaye; Thieme, Christoph Alexander; Skjetne, Roger; Sørensen, Asgeir Johan; Aanondsen, Svein Aanond; Breivik, Morten; Eide, Egil (Journal article, 2019)Because water is an integral part of day-to-day life for humans, civilizations have generally flourished either in coastal areas or near river basins. Today, about 40% of the world?s population lives near a coast and many ...