On-site pure hydrogen production in a catalytic membrane reactor by ethanol steam reforming 

    Hedayati, Ali (Fecha de defensa: 2016-09-26)

    Hydrogen is considered as a clean energy carrier that can be converted to electricity by fuel cell with high efficiency. To be economically feasible and comparable, hydrogen needs to be liquefied, compressed, or adsorbed ...

    Enhancement of methane production from the anaerobic digestion of chemical pulp and paper mill effluents 

    Rodriguez-Chiang, Lourdes (Fecha de defensa: 2018-05-04)

    Sustainability of resources such as energy, water and waste have become important drivers in our current economy. For large industries that are water and energy intensive like pulp and paper (P&P) mills, this is a specifically ...

    Solar fuels via two-step thermochemical redox cycles for power and fuel production 

    Uddin, Azhar (Fecha de defensa: 2019-07-23)

    With the issue of the rise of anthropogenic CO2, global warming and rise of the primary energy demand, strong measures for the energy transition and the diversification with renewables and existing fossil-based infrastructure ...

    Advanced carbon capture and storage technologies 

    Ćwik, Agnieszka (Fecha de defensa: 2019-09-30)

    In this work two research topics are presented: investigation of carbonation reactions of high – calcium waste materials and CO2 storage in coal. Firstly, sorption capacity of CO2 and CH4 of hard coal and associated ...

    Valorization of low concentration sugar side-stream from dissolving pulp production 

    Gómez Millán, Gerardo (Fecha de defensa: 2019-12-16)

    Among the platform chemicals that can be produced from lignocellulosic biomass, furfural (FUR) constitutes a promising intermediate that can be processed into a variety of advanced end products. In this thesis, the ...

    Island-based polygeneration systems : feasibility of bBiomass-driven distributed concepts 

    Wegener, Moritz (Fecha de defensa: 2021-02-12)

    The colossal risks and challenges posed by climate change require innovative solutions that must fulfil energy service demands sustainably. The concept of small-scale, biomass-based polygeneration (SBP) is one such ...

    Carbon capture, utilization, and storage (CCUS) and how to accelerate the development and commercialization of carbon capture technologies and carbon-based products in the European and United States markets 

    Soto, Alicia (Fecha de defensa: 2021-11-04)

    The main theme of this work revolves around the CO2 molecule, a stable waste gas of low value, low energy and often available in large quantities in different places. This work examines some viable avenues for capturing, ...