Thesis Collection
Last Deposit
Browsing by Author "Dávila Martín, José Miguel"
Now showing items 1-17 of 17
-
Análisis comparativo en losas de cimentación: losas aligeradas mediante bloques de EPS frente a losas macizas
Dávila Martín, José Miguel
; Fortes Garrido, Juan Carlos; Crespo Díaz-Velarde, Luis José; Rodríguez González, César Antonio (Consejo Superior de Investigaciones Científicas: Instituto Eduardo Torroja, 2015-06)
El objetivo del presente artículo es confirmar el distinto comportamiento que presenta la solución tradicional de losa maciza frente a una aligerada, haciendo un análisis comparativo, aplicando el M.E.F., de la primera ... -
Analysis and discrimination through neuronal and PSD approximations of the vibrational monitoring of an impulsion system
Castilla Gutiérrez, Javier (Universidad de Huelva, 2021)
Uno de los principales problemas a los que se enfrentan las industrias en general, es la predicción del error o la falla de los activos más sensibles o críticos de sus equipos. Es por ello, que surgen técnicas basadas ... -
Application of a Fuzzy Logic Based Methodology to Validate the Hydrochemical Characterization and Determining Seasonal Influence of a Watershed Affected by Acid Mine Drainage
Dávila Martín, José Miguel; Miguel Sarmiento, Aguasanta; Aroba Páez, Javier; Fortes Garrido, Juan Carlos; Grande Gil, José Antonio; Santisteban Fernández, María; Córdoba García, Francisco; Leiva, Mercedes; Luís, Ana Teresa (MDPI, 2021-04)
The Odiel River Basin, located in the Iberian Pyrite Belt (IPB), is heavily affected by acid mine drainage (AMD), which occurs when pyritic minerals from sulfide mining areas are exposed to atmospheric, hydrological or ... -
Behavior of expanded polystyrene as lightweight filler in retaining walls with intermediate slabs
Dávila Martín, José Miguel; Fortes Garrido, Juan Carlos; Jaramillo-Morilla, Antonio; Torre Sánchez, María Luisa de la; Pancho Custodio, Rocio (Argentinean Association of Computational Mechanics, 2019-01-04)
The present study explores a retaining wall with an intermediate slab. To reduce the lateral earth pressure on the wall, the substitution of part of the soil by blocks of expanded polystyrene (EPS) with high density is ... -
Comparative Analysis of Water Extraction Mechanism in Roman Mines
Fortes Garrido, Juan Carlos; Rodríguez Pérez, Ángel Mariano; Hernández Torres, José Antonio; Caparrós Mancera, Julio José; Dávila Martín, José Miguel; Castilla Gutiérrez, Javier (Springer, 2022)
The removal of water from mines was one of the key issues that former miners had to deal with. Roman colonists brought new technology to the Iberian Peninsula that addressed this problem. However, they did not invent ... -
Control and prediction protocol for bearing failure through spectral power density
Castilla Gutiérrez, Javier; Fortes Garrido, Juan Carlos; Dávila Martín, José Miguel (POLISH MAINTENANCE SOC, 2020-08)
This paper aims to analyse the results of the comparative study of the characteristic frequencies, in terms of Power Spectral Density (PSD), generated by an SKF6322 bearing in a rotational blower. Among all the analysed ... -
Determination of the extreme reduction of concrete strength due to Acid Mine Drainage by laboratory tests on specimens located in a real environment.
Dávila Martín, José Miguel; Miguel Sarmiento, Aguasanta; Fortes Garrido, Juan Carlos; Grande Gil, José Antonio (Elsevier, 2021-02)
The reduction in durability due to the drainage of acidic mine water is a serious problem that causes the deterioration of the structural materials located in this type of environment, spreading throughout all the sulphide ... -
Different evolution of tensile and compressive strength in concrete affected by acid mine drainage
Dávila Martín, José Miguel; Miguel Sarmiento, Aguasanta; Grande Gil, José Antonio; Luís, Ana Teresa (Elsevier, 2023)
Although not many studies have analysed the effects of acid mine drainage (AMD) on the durability of concrete, it is clear that such an aggressive environment affects the different mechanical parameters of this material. ... -
Edition electronic support of didactic material for interactive self-learning
Santisteban Fernández, María; Dávila Martín, José Miguel; Miguel Sarmiento, Aguasanta; Fortes Garrido, Juan Carlos; Grande Gil, José Antonio (IATED, 2020-03-02)
The creation of a new social-virtual space for human interrelations is necessary for new information and communication technologies. This new environment, which is being developed in the area of education, enables new ... -
Efecto de surfactantes sintéticos, salinidad y alcalinidad sobre las propiedades de las emulsiones asfálticas para impermeabilización
Márquez Martínez, Gonzalo; Martín, J.J.; Alejandre, Francisco Javier; Fortes Garrido, Juan Carlos; Prat Hurtado, Fulgencio; Dávila Martín, José Miguel (Consejo Superior de Investigaciones Científicas: Instituto Eduardo Torroja, 2009-09)
Este trabajo estudia la influencia de las variables salinidad, alcalinidad y cantidad de surfactantes sintéticos, tanto iónicos como no iónicos, existentes en el emulsivo acuoso empleado para formular emulsiones ... -
Evaluation procedure for blowing machine monitoring and predicting bearing SKFNU6322 failure by power spectral density
Castilla Gutiérrez, Javier; Fortes Garrido, Juan Carlos; Dávila Martín, José Miguel; Grande Gil, José Antonio (Polish Maintenance Society, 2021)
This work shows the results of the comparative study of characteristic frequencies in terms of Power Spectral Density (PSD) or RMS generated by a blower unit and the SKFNU322 bearing. Data is collected following ... -
Hydrochemical Characterization of an Acid Mine Effluent from Concepcion Mine Using Classical Statistic and Fuzzy Logic Techniques
Santisteban Fernández, María; Luís, Ana Teresa; Grande Gil, José Antonio; Aroba Páez, Javier; Dávila Martín, José Miguel; Miguel Sarmiento, Aguasanta; Fortes Garrido, Juan Carlos; Córdoba García, Francisco; Rodríguez Pérez, Ángel Mariano (MDPI, 2022)
This work focuses on the physical-chemical characterization of a mining effluent affected by acid mine drainage (AMD) from its source to the confluence in the Odiel river, one of the most polluted rivers by AMD worldwide, ... -
Odiel River (SW Spain), a Singular Scenario Affected by Acid Mine Drainage (AMD): Graphical and Statistical Models to Assess Diatoms and Water Hydrogeochemistry Interactions
Grande Gil, José Antonio; Luís, Ana Teresa; Córdoba García, Francisco; Leiva, Mercedes; Dávila Martín, José Miguel; Fortes Garrido, Juan Carlos; Santisteban Fernández, María; Ferreira da Silva, Eduardo; Miguel Sarmiento, Aguasanta (MDPI, 2021)
The Odiel River (SW Spain) is one of the most cited rivers in the scientific literature due to its high pollution degree, generated by more than 80 sulphide mines’ (mostly unrestored) contamination in the Iberian Pyritic ... -
Physico-Chemical Influence of Surface Water Contaminated by Acid Mine Drainage on the Populations of Diatoms in Dams (Iberian Pyrite Belt, SW Spain)
Rivera, María José; Luís, Ana Teresa; Grande Gil, José Antonio; Miguel Sarmiento, Aguasanta; Dávila Martín, José Miguel; Fortes Garrido, Juan Carlos; Córdoba García, Francisco; Diáz -Curiel, Jesús; Santisteban Fernández, María (MDPI, 2019-11-15)
Twenty-three water dams located in the Iberian Pyrite Belt were studied during March 2012 (early spring) in order to carry out an environmental assessment based on diatom communities and to define the relationships between ... -
Use of Apps as tools for acquiring language skills
Dávila Martín, José Miguel; Santisteban Fernández, María; Miguel Sarmiento, Aguasanta; Fortes Garrido, Juan Carlos; Grande Gil, José Antonio (IATED, 2020-03-02)
Content and Foreign Language Integrated Learning is an effective methodology for teaching foreign languages through integrated curricula in non-linguistic areas. Based on this idea, and considering the importance of ... -
Using Sensor Fusion and Machine Learning to Distinguish Pedestrians in Artificial Intelligence-Enhanced Crosswalks
Lozano Domínguez, José Manuel; Redondo González, Manuel Joaquín; Dávila Martín, José Miguel; Mateo Sanguino, Tomás Jesús (MDPI, 2023-11-21)
Pedestrian safety is a major concern in urban areas, and crosswalks are one of the most critical locations where accidents can occur. This research introduces an intelligent crosswalk, employing sensor fusion and machine ... -
Wasted Critical Raw Materials: a Polluted Environmental Scenario as Potential Source of Economic Interest Elements in the Spanish Part of the Iberian Pyrite Belt
Fortes Garrido, Juan Carlos; Miguel Sarmiento, Aguasanta; Luís, Ana Teresa; Santisteban Fernández, María; Dávila Martín, José Miguel; Córdoba García, Francisco; Grande Gil, José Antonio (Springer, 2021-02)
This paper explores the possibility of using the lixiviates generated by sulphide mining in the Iberian Pyrite Belt (IPB) as a source of economic interest elements, estimating the available metal reserves and discussing ...
