Now showing items 21-40 of 138

    Bioelectrochemical systems for ammonium removal in contaminated water 

    Osset Álvarez, Miguel (Date of defense: 2023-03-08)

    Summary Nowadays, ammonium (NH4+) is a pollutant present in all kinds of water bodies, leading to multiple environmental and health issues. The current NH4+-removing technologies are very expensive, as they require a lot ...

    Chemometric methods to process online spectrometry for quality monitoring of different water matrices 

    Plà Castellana, Mireia (Date of defense: 2023-02-24)

    Water quality monitoring during the purification and sanitation processes in Drinking Water Treatment Plants (DWTP), Wastewater Treatment Plants (WWTP) and Water Reclamation Plants (ERA) is a necessary step to obtain a ...

    Roadmap for scaling up thermophilic CO2 bioreduction to acetate : shedding light on using surplus renewable energy and industrial off gases 

    Rovira Alsina, Laura (Date of defense: 2022-12-02)

    Carbon dioxide (CO2) is largely emitted in the ignition of fossil fuels for transport, electricity generation or other industrial processes. CO2 is an inorganic compound that exists naturally on Earth, but its concentration ...

    Development of an environmental decision support system to enhance coagulation in drinking water treatment plants 

    Suquet Masó, Jordi (Date of defense: 2022-07-29)

    Currently, the access to safe drinking water remains to be crucial for mankind development. Due to the geographical context, changes in demography and climate change perspectives, there are regions where water resources ...

    Producción, caracterización y aplicación de nanofibras procedentes de pulpas de alto rendimiento con elevado contenido de lignina 

    Serra Parareda, Ferran (Date of defense: 2022-06-02)

    Nanocellulose is a sustainable nanomaterial with outstanding physico-mechanical properties, a fact that confers the nanomaterial a huge potential in sectors such as the papermaking, nanocomposites, aerogels for selective ...

    Electrochemical control and minimization of hydrogen sulfide formation in anaerobic systems 

    Sergienko, Natalia (Date of defense: 2021-10-13)

    Formation of hydrogen sulfide represents a major challenge in the operation of wastewater collection systems. Hydrogen sulfide is malodourous and toxic gas, which causes corrosion of pipes, wells, and constructions, hence ...

    Grape stalk and coffee polyphenolic extracts administration as new pharmacological strategies to modulate spinal cord injury-induced neuropathic pain in mice 

    Bagó Mas, Anna (Date of defense: 2022-03-18)

    More than half of spinal cord injury patients develop central neuropathic pain, which is largely refractory to current treatments. Developing neuropathic pain has a high impact on the quality of life becoming an emotional, ...

    Importance of hydrogen-mediated mechanisms for microbial electrosynthesis: regulation at the molecular level 

    Perona Vico, Elisabet (Date of defense: 2022-01-28)

    Microbial electrosynthesis (MES) is engineered to use electric power and carbon dioxide (CO2) as the only energy and carbon sources in reductive bioelectrochemical processes for biosynthesis. This technology is conducted ...

    Multifunctional and hybrid nanocomposites from micro/nano fibrillated cellulose 

    Sridhara, Pruthvi Kumar Bangalore (Date of defense: 2021-12-02)

    As a renewable alternative to petroleum-based materials, wood or plant-based materials offer a greater prospect in the transition towards sustainable replacements. Native to wood, cellulose nanofibers (CNF) form the major ...

    Evaluación de las propiedades mecánicas y micromecánicas de los materiales compuestos de polipropileno reforzado con fibras residuales provenientes del reciclado de recortes en la industria textil 

    Serra Bruns, Albert (Date of defense: 2021-12-22)

    Every year, the textile industry generates large amounts of cellulosic waste during the production and fabrication stages. This waste is made up of fibers, with lengths are less than 10 mm that prevent its reintroduction ...

    Experimental basis for the control of plant diseases caused by Xylella fastidiosa using synthetic antimicrobial peptides 

    Baró Sabé, Aina (Date of defense: 2021-07-30)

    Xylella fastidiosa is one of the most damaging phytopathogenic bacteria in the world, causing a variety of diseases with a major economic impact on agriculture and the environment. Until now, no therapeutic solution has ...

    Correlating sensory attributes, textural parameters and volatile organic compounds for the assessment of distinctive quality traits of melon and peach fruit cultivars 

    Bianchi, Tiago Luís Cardoso Ferreira Pinhanços de (Date of defense: 2021-02-09)

    Melons (Cucumis melo L.) and peaches (Prunus persica (L.) Batsch) are two commercially important fruit species in the European Union. The quality improvement of melon and peach cultivars is determinant to maintain and ...

    Development of strategies for waste valorisation in waste water treatment plants (WWTPS): Consorci Besòs Tordera case study 

    Palma Heredia, David (Date of defense: 2021-02-08)

    The objective of this thesis is to develop and apply to a real case study a method to allow easier WWTP development planning and implementation of circular economy related processes in the wastewater treatment sector. In ...

    The socio-cognitive dimension of water: the case of politicisation of water in Barcelona 

    Popartan, Lucia Alexandra (Date of defense: 2020-10-08)

    The thesis studies the discursive construction of cognitive frames in the water sector in order to understand the dynamics of politicisation and depoliticisation in the water conflict in Barcelona between 2011 and ...

    Integrated assessment of wastewater treatment plants and their receiving river systems in a global change context 

    Aymerich Blazquez, Ignasi (Date of defense: 2019-01-22)

    For a long time, there has been a need and an ambition to better understand the behavior of integrated systems by considering the whole urban water cycle, including wastewater transportation, wastewater treatment and the ...

    Operational strategies towards nitritation-anammox implementation for mainstream municipal wastewater treatment 

    Akaboci, Tiago Rogeiro Vitor (Date of defense: 2019-07-15)

    Anammox-based processes have been commonly applied for the treatment of reject water (high nitrogen content and low C:N ratio), in the sidestream line of urban wastewater tretament plants (WWTP). However, in recent years, ...

    Design and implementation of an environmental decision support system for the control and management of drinking water treatment plants 

    Godo Pla, Lluís (Date of defense: 2020-11-05)

    Drinking water treatment plants (DWTPs) face significant challenges due to anthropocentric pressure and climate change. To address them, DWTP managers need to adjust treatment units. In the present work, a decision support ...

    Combining forward osmosis and anaerobic membrane bioreactor technologies for raw municipal wastewater treatment 

    Ferrari, Federico (Date of defense: 2020-10-14)

    In this thesis, different studies were performed to investigate the combination of FO for the pre-concentration of municipal WW with an anaerobic membrane bioreactor (AnMBR) for the production of biogas. Firstly, a ...

    Underdrain design and operational conditions in sand media filters using reclaimed effluents in drip irrigation systems 

    Solé Torres, Carles (Date of defense: 2020-05-29)

    At present, agriculture is the human activity which requires more volume of water. Given the importance and scarcity of this resource, the efficient use of water has become a priority. On one hand, if possible, it is ...

    Influence of feeding restriction and dietary phosphorus levels on body tissue composition evaluated in vivo by computed tomography, bone mineralisation and sensory properties of the meat from gilts 

    Luo, Xin (Date of defense: 2019-12-19)

    Feeding strategy is very important for farmers to improve pig productive parameters and keep its competitive advantage in the market. The computed tomography (CT) technology can evaluate the effect of feeding strategy on ...