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Roest, Dirk (author)Hydrogen is used in a variety of industrial applications and can function as a green energy carrier, if produced sus-tainably. Alkaline water electrolysis holds great promise as a production method for green hydrogen, potentially playing an important role in the energy transition. The performance of this technology depends significantly on its...master thesis 2024
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de Wit, Anna (author)In the further advancement of the energy transition towards renewable energy sources, a significant role can be played by energy storage systems. A relatively new energy storage technology is the reversible solid oxide cell. A reversible solid oxide cell is an electrochemical device that can operate as an electrolyser to produce a fuel from...master thesis 2024
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Kolff, Fenna (author)The world is witnessing unprecedented climate changes, which have worsened over the past couple of years. Despite significant progress in renewable energy, achieving a reduction of global warming remains challenging. Renewable energy sources like solar, wind, and hydroelectric technologies offer promising solutions, but challenges persist due to...master thesis 2024
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van 't Geloof, Bart (author)The objective of this study is to generate insights into the application of the reliability of a W2H system and its impact on the techno-economic performance. This involves examining the case of a single system to analyse on a micro-level the underlying conditions affecting performance, as well as exploring W2H farms to observe performance and...master thesis 2024
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Lock, Niels (author)To utilize electronic power converters for water electrolysis in industrial electrical networks, reliable testing methods are required to ensure safe control operation as malfunctions can instigate hydrogen explosion and fierce electrical hazards. In this thesis, Digital Twin modeling via OPAL-RT software and hardware is compared to Simulink and...master thesis 2023
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Haverlag, Hein (author)In this research project, multiphase behaviour in zero gap alkaline water electrolyzers is investigated, focusing on the influence of various parameters including current density, electrode-wall distance and electrode height. This involves a cell containing a vertical electrode pair separated by a membrane submerged in an electrolyte that has a...master thesis 2023
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Blok, Jesse (author)The escalating demand for green hydrogen as a sustainable energy carrier has sparked significant interest in offshore wind-to-hydrogen systems, which hold the promise of expediting the transition towards renewable energy sources. The objective of this research is to provide insight in the techno-economic feasibility of semi-centralised...master thesis 2023
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Bouma, Lucas (author)Hydrogen is emerging as a promising energy carrier that can potentially solve the challenges like long-term storage and intermittent power supply associated with a 100%-renewable economy. Moreover, hydrogen can be used in industry sectors such as steel manufacturing and aviation, which struggle with carbon abatement. To increase the supply of...master thesis 2023
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de Haan, Stijn (author)In this thesis, both a 10 MW Alkaline Electrolyser (AE) and a 10 MW Proton-Exchange Membrane (PEM) electrolyser system are evaluated through a comprehensive techno-economic feasibility study, spanning a 25-year operational lifespan. The systems are designed to serve a dual function, producing green hydrogen at 350 bar for utilisation at a...master thesis 2023
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Ansarul Huq, Fathaah (author)Climate change is a pressing global crisis with far-reaching consequences, demanding the rapid advancement of clean energy technologies and effective carbon capture methods to mitigate Carbon Dioxide (CO<sub>2</sub>) emissions. Carbon capture technologies offer a crucial pathway for capturing, storing, and reusing CO<sub>2</sub>, thus...master thesis 2023
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Murugesan, Vikki (author)Enhancing the efficiency of industrial water electrolysis for hydrogen production is vital for the energy transition. In Alkaline Water Electrolysis (AWE), hydrogen is produced at the cathode, and the bubbles are formed when the local hydrogen concentration exceeds the solubility limit. It is important to understand the exact local conditions...master thesis 2023
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Grevet, Camiel (author)The utilization of water electrolysis for hydrogen production is expected to increase significantly in the upcoming decades. Modular system design offers great advantages for emerging markets, whilst providing the necessary flexibility in capacity that intermittent renewable energy sources require. Literature research reveals little information...master thesis 2023
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van As, Alex (author)Producing green hydrogen can be done using alkaline water electrolysis. Recycling water might help to fulfil the large water demand of hydrogen production facilities. In fertiliser production, steam condensate could be a recyclable water source for hydrogen production. This condensate is relatively clean as its main contaminant is a small...master thesis 2023
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Srinivasakannan, Narendran (author)This thesis presents a techno-economic analysis of integrating Concentrated Solar Power (CSP) and Solid Oxide Electrolysis (SOE) technologies for the production of hydrogen. The study begins with the development of system-level 0D models for CSP and SOE individually. These models are then combined to create a unified model for CSP-SOE...master thesis 2023
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Deiters, Gilles (author)In an effort to make water electrolysis more efficient and simple, flow-through electrolyzers eliminate the need for a gas-separating membrane between the electrodes. However, replacing the membrane with a forced flow field brings new challenges and considerations. In this research, the design of a flow-through electrolyzer is optimized for...master thesis 2023
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Kluijtmans, Joerie (author)The transition to a carbon-neutral power system has become a global imperative, ever more driven due to recent events such as the energy crisis resulting from the Ukraine invasion. The Netherlands, devoted to the large-scale development of offshore wind and solar PV, see great potential in the use of hydrogen as a gas replacing energy carrier. A...master thesis 2023
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Middelbos, Max (author)Feasibility improvement of Solid Oxide Electrolysis (SOE) is required to accelerate technology development. The study aims to determine whether and under what conditions reversible operation can improve the techno-economic feasibility of a large-scale open-system SOE. The feasibility of reversibility is assessed under various scenarios and...master thesis 2023
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Manna, Kris (author)This master thesis introduces a recently surfaced method to produce hydrogen and oxygen using alkaline water electrolysis. A hydrophilic porous diaphragm is used that can feed electrolyte laterally to two porous electrodes that are placed against it. Consequently, hydrogen and oxygen are produced directly at the electrodes without any bubble...master thesis 2023
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Spekreijse, Andrew (author)With climate change is an undeniable reality, hydrogen based energy solutions will become increasingly important for specific aspects of economies. To meet emission targets, Solid Oxide Electrolysers (SOECs) and Solid Oxide Fuel Cells (SOFCs) will become an increasingly useful part of global energy infrastructure. Identifying the economically...master thesis 2023
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Pektaş, Mehmet (author)A water electrolyzer is an electrochemical device that produces hydrogen and oxygen from water via electricity. A sustainable way of producing hydrogen with renewable electricity, also known as green hydrogen, could enable its use in decarbonisation of sectors that depend on fossil fuels. However, to scale up the production of green hydrogen,...master thesis 2023