Tarragó Abella, Elena (Date of defense: 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 ...
Bayer Resplandis, Jordi (Date of defense: 2013-10-18)
Natural fibers have been used recently as reinforcement of polymer-matrix based composites. The present thesis examines the mechanical properties of high density polyethylene (HDPE) composite reinforced ...
Llauró Fábregas, Xavier (Date of defense: 1999-12-17)
Una de las actuaciones posibles para la gestión de los residuos sólidos urbanos es la valorización energética, es decir la incineración con recuperación de energía. Sin embargo es muy importante controlar ...
Martín Juárez, Belén (Date of defense: 2005-04-22)
Los embutidos fermentados ligeramente acidificados son un grupo de productos tradicionales mediterráneos, caracterizados por un pH superior a 5,3.<br/>Para un control eficiente de la seguridad microbiológica ...
Puig Broch, Sebastià (Date of defense: 2008-01-15)
In the last decades, the awareness of environmental issues has increased in society considerably. There is an increasing need to improve the effluent quality of domestic wastewater treatment processes. ...
Verdaguer Planas, Marta (Date of defense: 2012-12-21)
The thesis presents and evaluates the application of the paradigm of agents to the management of the urban wastewater system. The system is conceptualised as a multi-agent system from the development ...
Toldrà i Alegret, Mònica (Date of defense: 2002-11-22)
La sang de porc és un subproducte comestible que es genera als escorxadors industrials durant el procés d'obtenció de la canal. Aquest subproducte es caracteritza per presentar una elevada càrrega ...
Pellicer Johera, Neus (Date of defense: 2014-03-31)
WWTP present two issues: 1) Get adequate depuration performance; 2) Do it with minimal costs. There are many strategies that can be applied to achieve these requirements, but they cannot be applied ...
Colprim Galceran, Jesús (Date of defense: 1998-07-20)
The use of simulation as an upgrading tool has been tested on real wastewater treatment plants (WWTP). Currently, the new WWTP have the possibility to monitor some process variables as the flows, oxygen ...
Claret Coma, Anna (Date of defense: 2015-04-17)
La tesi doctoral que es presenta a continuació té com a objectiu estudiar la percepció que tenen els consumidors espanyols del peix d’aqüicultura en comparació amb el peix salvatge, des de vàries ...