Mostrando ítems 41-60 de 146

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

    Palma Heredia, David (Fecha de defensa: 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 (Fecha de defensa: 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 (Fecha de defensa: 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 (Fecha de defensa: 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 (Fecha de defensa: 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 (Fecha de defensa: 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 (Fecha de defensa: 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 (Fecha de defensa: 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 ...

    Evaluation and comparison of advanced treatment technologies to enhance the removal of pharmaceutical active compounds from wwtp secondary effluent 

    Sbardella, Luca (Fecha de defensa: 2019-05-22)

    The presence of several pharmaceutical active compounds (PhACs) in water bodies has garnered increasing attention and worldwide concern. The effluents from wastewater treatment plants (WWTPs) are one of the main sources ...

    Assessment and optimisation of the operation of integrated membrane system for wastewater reclamation 

    Mamo, Julian (Fecha de defensa: 2018-12-11)

    The combination of two membrane technologies coupled together in series has become a standard technology when it comes to producing reclaimed water of high quality for potable reclamation or industrial applications. This ...

    Resilience of water resource recovery facilities: a framework for quantitative model-based assessment 

    Juan García, Pau (Fecha de defensa: 2019-02-04)

    The water sector is entering a period of uncertainty, as stressors such as climate change pose unknown risks to its infrastructure. Utilities need to build resilience to handle unpredictable changes, but the field of ...

    Taking advantage of autotrophic nitrogen removal: potassium and phosphorus recovery from municipal wastewater 

    Johansson, Sara (Fecha de defensa: 2019-04-29)

    Increasing awareness on the limited nature of the raw materials for the production of inorganic fertilizer is pushing for a shift from removal to recovery of nutrients from waste streams. In municipal wastewater treatment ...

    Aplicación de la transglutaminasa microbiana en quesos frescos de coagulación ácida y de coagulación enzimática 

    Cadavid Tobón, Ana Maria (Fecha de defensa: 2019-02-15)

    The aim of this doctoral thesis was to evaluate the application of microbial transglutaminase (MTGase), produced by BDF Natural Ingredients, in the manufacture of acid and enzymatic coagulation fresh cheeses. In the case ...

    Environmental and socio-economical assessment of measures for the reduction of pharmaceuticals in rivers 

    Gimeno Melià, Vicent Pau (Fecha de defensa: 2019-01-21)

    Pharmaceuticals are ubiquitous water contaminants that have shown detrimental effects on aquatic organisms at low concentrations. National authorities are starting to plan and implement measures (Wastewater treatment plants ...

    Biological control of quarantine bacterial plant diseases with Lactobacillus plantarum strains. Improvement of fitness and monitoring 

    Daranas Boadella, Núria (Fecha de defensa: 2018-11-29)

    The fruit production is threatened by several bacterial diseases, such as fire blight of apple and pear, bacterial canker of kiwifruit, bacterial spot of stone fruits, and angular leaf spot of strawberry. The conventional ...

    Optimización del diseño de los filtros de arena utilizados en sistemas de riego por goteo 

    Bové Masmiquel, Josep (Fecha de defensa: 2018-04-27)

    To achieve a sand filter design that reduce its pressure loss, computational fluid dynamics (CFD) tecnique was used combined with laboratory tests in a scaled filter using different filter media. The CFD models allowed to ...

    Pharmaceutical and personal care products removal by advanced treatment technologies 

    Chtourou, Mariem (Fecha de defensa: 2018-10-25)

    This thesis evaluates different technologies for treating wastewater with high concentrations of PPCPs. Firstly, a state-of-art revision of advanced treatment technology for removing Triclosan (TCS) from waste water was ...

    Materiales compuestos de una poliamida de origen renovable y fibras naturales de alto rendimiento: una sólida alternativa a los materiales compuestos de polipropileno reforzados con fibra de vidrio 

    Oliver Ortega, Helena (Fecha de defensa: 2018-07-20)

    The main goal of this thesis is the production and characterization of composites materials from a bio-based polyamide and natural fibres which could be more sustainable alternative to glass fibre reinforced polypropylene. ...

    Assessment of struvite and K-struvite recovery from digested manure 

    Tarragó Abella, Elena (Fecha de defensa: 2018-03-09)

    Human population has had an impact on the natural phosphorus’ cycle, a limited resource, and the predictions show that this resource could be exhausted in 100-250 years. Therefore, the actions for the coming 10-25 years ...

    Integrated management of bacterial spot disease of stone fruits caused by Xanthomonas arboricola pv. pruni: development of a disease forecasting system 

    Morales Nicolàs, Gerard (Fecha de defensa: 2018-04-12)

    Bacterial spot disease of stone fruits, caused by Xanthomonas arboricola pv. pruni, is of high economic importance in the major stone-fruit-producing areas worldwide. Disease control is mainly based on preventive measures, ...