Now showing items 83-102 of 128
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 ...
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 ...
Morales Nicolàs, Gerard (Date of defense: 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, ...
Prat Busquets, Pau (Date of defense: 2012-02-26)
The main objective pursued in this thesis targets the development and systematization of a methodology that allows addressing management problems in the dynamic operation of Urban Wastewater Systems. The proposed methodology ...
Dalmau Figueras, Montserrat (Date of defense: 2014-10-17)
Membrane bioreactors (MBR) are a combination of common bioreactors and membrane filtration units for biomass retention, presenting unique advantages like high effluent quality and a smaller footprint than the one by ...
Vilà-Rovira, Albert (Date of defense: 2017-10-20)
This doctoral thesis has integrated biological models (activated sludge models “ASM”) with simulation tools of computational fluid dynamics “CFD”, and has applied them to the design of two advanced technologies for wastewater ...
Moragrega i Garcia, Concepció (Date of defense: 1997-10-24)
Blast of pear caused by Pseudomonas syringae pv. syringae is one of the bacterial disease that limit pear production throughout the world. Symptoms are characterized by blast of buds and blossoms wich causes significant ...
Dalmau Solé, Jordi (Date of defense: 2009-11-13)
The activated sludge and anaerobic digestion processes have been modelled in widely accepted models. Nevertheless, these models still have limitations when describing operational problems of microbiological origin. The aim ...
Séculi, Faust (Date of defense: 2023-10-11)
Nowadays the problem of climate change on planet Earth has aggravated, it has become extremely important to find solutions that considerably reduce or even eliminate its causes. Among the set of solutions that have been ...
Oliver Ortega, Helena (Date of defense: 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. ...
Marcos Muntal, Begonya (Date of defense: 2007-06-25)
La demanda creixent de productes mínimament processats i llestos per al consum planteja un important repte per a la seguretat alimentaria i ha conduit al desenvolupament de tractaments suaus que permetin inhibir el creixement ...
Liu, Chang (Date of defense: 2014-10-15)
A new technology for Cr(VI) and divalent metal ions removal based on metal sorption onto exhausted coffee waste has been developed. Physical and chemical characterization of exhausted coffee waste was explored as well as ...
Vidal Roberto, Núria (Date of defense: 2004-03-12)
La present tesi proposa una metodologia de disseny conceptual d'estacions depuradores d'aigües residuals (EDAR) mitjançant la combinació del procés de decisió jeràrquic i l'anàlisi de decisions multicriteri. El document ...
Salamanca Romero, Claudia Alejandra (Date of defense: 2015-04-13)
La presente tesis realizó el análisis y evaluación de los métodos estadísticos para valorar la calidad del café. En este sentido, se dio un aporte para tratar de cuantificar y cualificar la calidad del café mediante las ...
Sánchez Molinero, Filiberto (Date of defense: 2004-03-19)
Se introdujeron varias modificaciones tecnológicas en la elaboración habitual del jamón curado español de cerdo blanco para mejorar su seguridad y calidad, así como para investigar la contribución relativa de los diversos ...
Costa Corredor, Anna (Date of defense: 2010-10-01)
In recent years, several studies have linked sodium intake to hypertension, and the consequent mortality risk due to vascular diseases. Several UE member states and the WHO recommend reducing the salt intake level to a ...
Corrales Barbé, Farners (Date of defense: 2002-07-29)
El treball que s'ha dut a terme es centra en la recerca d'agents modificants per a fibres cel·lulòsiques capaços de reduir la polaritat de les funcions alcohol de la seva estructura per formació de funcions ester. Les ...
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 ...
Delgado Aguilar, Marc (Date of defense: 2015-07-31)
Bio and nano technologies are absent or incipient in papermaking industry and, concretely, in recycling and high-yield pulps sectors. In this sense, the present Thesis uses cellulose nanofibers (CNF), both in bulk and on ...
Canals Tuca, Joan (Date of defense: 2024-05-21)
This doctoral thesis focuses on the High Rate Activated Sludge (HRAS) process, which emerges as an alternative to the primary clarifier in activated sludge systems (CAS) to reduce energy consumption, analysing its effects ...