Browsing by Subject "Sewage sludge"
Now showing items 1-20 of 51
-
Anàlisi del Cicle de Vida del tractament de fangs d’EDAR
(Universitat Politècnica de Catalunya, 2010-10-10)
Master thesis (pre-Bologna period)
Open AccessEl tractament de les aigües residuals i dels fangs de depuradora ha esdevingut un tema important a Catalunya des de la promulgació de la Directiva 91/271/CE sobre el tractament de les aigües residuals urbanes. L’augment ... -
L'aplicació de fangs de depuradora en la restauració de pedreres de calcàries
(Escola Superior d'Agricultura de Barcelona, 2002)
Article
Open Access -
Avaluació del rizocompostatge com a sistema de tractament de fangs de depuradora en petites poblacions
(Universitat Politècnica de Catalunya, 2021-10-28)
Bachelor thesis
Open Access
Covenantee: Universidad Nacional Agraria La MolinaThe sewage sludge from a small-sized waste water treatment plant (WWTP) (>2000 equivalent persons) is typically treated mechanically by centrifugal or accumulates the liquid sludge on a silo, which when filled is emptied ... -
Bioassays prove the suitability of mining debris mixed with sewage sludge for land reclamation purposes
(2010-02)
Article
Open Access -
Biomass adaptation over anaerobic co-digestion of sewage sludge and trapped grease waste
(2011-07)
Article
Restricted access - publisher's policyThe feasibility of sewage sludge co-digestion using intermediate waste generated inside a wastewater treatment plant, i.e. trapped grease waste from the dissolved air flotation unit, has been assessed in a continuous stirred ... -
Chemical properties population of nitrites oxidizers, urease and phosphatase activities in sewage sludge-amended soils
(1985)
Article
Restricted access - publisher's policyThe aim of this work has been to determine the effect of sterilized and non-sterilized, aerobically or anaerobically digested sewage sludges on urease and phosphatase aetivities, on populations of nitrite oxidizers and ... -
Comparació de dos mètodes d’hidròlisi àcida per estimar l’estabilitat de la matèria orgànica en fangs de depuradora
(Universitat Politècnica de Catalunya, 2019-10-24)
Bachelor thesis
Open AccessIn Catalunya every year more than three hundred thousand tons of sewage sludge are produced, making its management a priority. One of the ways in which these wastes are given a way out is through their agricultural recovery. ... -
Custom formulation of red ceramics with clay, sewage sludge and forest waste
(2011-10)
Article
Restricted access - publisher's policyThe large quantities of sewage sludge that are currently generated require new alternatives for its recycling and final destination, beyond already known methods in the agriculture and cement industry. The use of this ... -
Decision support system for management of reactive nitrogen flows in wastewater system
(2018-01-10)
Article
Open AccessThe change in nitrogen balance causes many environmental and socioeconomic impacts. In relation to food production and nitrogen release in wastewater systems, wastewater and sludge discharge and mineral fertilizer use ... -
Degradation dynamics of several organic matter pools in food processing sludge at different composting temperatures
(2006)
Conference lecture
Restricted access - publisher's policyHydrolysis has been proved as a key factor on biological treatment process like anaerobic digestion or water purification facilities. Regarding to composting, some previous works made with vegetable fibres has demonstrated ... -
Direct liquid-liquid extraction of lipid from municipal sewage sludge for biodiesel production
(2014-12-01)
Article
Open AccessMunicipal sludge from wastewater treatment plants is a promising lipid feedstock for biodiesel production as it contains a significant amount of lipids. However, the energy necessary to remove its high water content is a ... -
Dose effect of Zn and Cu in sludge-amended soils on vegetable uptake of trace elements, antibiotics, and antibiotic resistance genes: Human health implications
(2020-12)
Article
Open AccessThe application of sewage sludge to agricultural fields reduces the need for mineral fertilizers by increasing soil organic matter, but may also increase soil pollution. Previous studies indicate that zinc and copper, as ... -
Efecte de la utilització de fangs de depuradora com a adob sobre els microoganismes indicadors de la fertilitat i de la contaminació del sòl
(Escola Superior d'Agricultura de Barcelona, 1987)
Article
Open Access -
Effect of differently post-treated dewatered sewage sludge on beta-glucosidase activity, microbial biomass carbon, basal respiration and carbohydrates contents of soils from limestone quarries
(Berlin : Springer-Verlag, 2007)
Article
Open Access -
Enriquecimiento de biomasa anammox a partir de fangos procedentes de una planta de tratamiento de purines
(Universitat Politècnica de Catalunya, 2011-07-14)
Master thesis
Open AccessLos procesos convencionales de nitrificación-desnitrificación presentan limitaciones a la hora de tratar efluentes con alta carga en nitrógeno amoniacal (concentraciones entre 100-5000 mg N-NH4+/L) como los efluentes de ... -
Estudi de la gestió dels fangs a Catalunya
(Universitat Politècnica de Catalunya, 2019-10-24)
Bachelor thesis
Restricted access - author's decision
Covenantee: Agència Catalana de l'AiguaIn the recent years there has been an increase in the population, and as a consequence an increase in the production of waste water generated. These waters must undergo a purification process in order to finally obtain ... -
Estudi del canvi de procés de règim mesòfil a règim termòfil en la digestió anaeròbia de la EDAR de Gavà-Viladecans
(Universitat Politècnica de Catalunya, 2021-09-07)
Bachelor thesis
Open AccessIn this work, a bibliographic comparison has been made between the anaerobic digestion treatments of the sewage sludge in mesophilic regime (35 ºC), currently used in the Gavà-Viladecans treatment plant, and the treatment ... -
Estudi i simulació amb ASPEN de la gasificació de fangs de depuradores
(Universitat Politècnica de Catalunya, 2011-12)
Master thesis (pre-Bologna period)
Open AccessAquest projecte pretén ser una eina d’ajut a l’hora d’utilitzar el programa ASPEN per la simulació de la gasificació de fangs de depuradores. El model també pot simular la gasificació de fusta i/o biomassa. Per utilitzar ... -
Estudio de la valorización de los fangos de una depuradora físico-química en un proceso de producción de sulfato de cobre
(Universitat Politècnica de Catalunya, 2012-01)
Master thesis (pre-Bologna period)
Open Access -
Evaluating the dose effect of a differently treated sewage sludge over two degraded soils coming from working quarries
(2007)
Conference report
Open Access
