Zerrendatu honen arabera: egilea "ce0075753fcdd555b637bcbba63ba99b"
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A Coupled Eulerian Lagrangian Model to Predict Fundamental Process Variables and Wear Rate on Ferrite-pearlite Steels
Saez de Buruaga, Mikel; Esnaola, Jon Ander; Aristimuño, Patxi Xabier; Soler Mallol, Daniel; ARRAZOLA, PEDRO JOSE (Elsevier B.V., 2017)A coupled Eulerian-Lagrangian Finite Element model of the orthogonal cutting process was developed to predict the influence that ferritepearlite steel variants have on fundamental process variables and tool wear. As a case ... -
Analysis of One-Way and Two-Way FSI Approaches to Characterise the Flow Regime and the Mechanical Behaviour during Closing Manoeuvring Operation of a Butterfly Valve
Ezkurra, Mikel; Esnaola, Jon Ander; Martinez Agirre, Manex; Lertxundi, Unai; Etxeberria, Unai (World Academy of Science, Engineering and Technology, 2018)Butterfly valves are widely used industrial piping components as on-off and flow controlling devices. The main challenge in the design process of this type of valves is the correct dimensioning to ensure ... -
Análisis del efecto de shot-peening y el cementado en la vida a fatiga de los engranajes
Cortabitarte Laucirica, Gurutz; Larrañaga, Miren; Llavori, Inigo; Larrañaga Amilibia, Jon; Arana, Aitor; Esnaola, Jon Ander; Ulacia, Ibai (Sociedad Española de Integridad Estructural - Grupo Español de Fractura SEIE-GEF, 2023)Debido a sus condiciones de trabajo, la fatiga es uno de los modos de fallo más comunes en los engranajes. A pesar de que habitualmente se emplean diversos tratamientos para mejorar las propiedades mecánicas de los mismos, ... -
Automation of Simulation Based Design Validation and Reporting of a Valve Family
Telleria, Xuban; Ugarte, Done; Esnaola, Jon Ander; Ezkurra, Mikel (Elsevier B.V., 2019)Valves are mechanical devices for controlling fluid-flow in pipes of different diameter and service pressures used in several industry sectors. Most demanding industry sectors add custom design requirements and require ... -
Benchmarking of spectral methods for fatigue assessment of mooring systems and dynamic cables in offshore renewable energy technologies
Martinez-Puente, Eguzkiñe; Zarketa-Astigarraga, Ander; Martinez Agirre, Manex; Zabala, Alaitz; Esnaola, Jon Ander; Llavori, Inigo; Penalba, Markel (Elsevier, 2024)Fatigue life estimation methods based on time-domain and rainflow counting techniques are widely recognised and accepted for their reliability. However, applying them in scenarios involving random loads with multiple ... -
A comparative study of residual stress profiles on Inconel 718 induced by dry face turning
Kortabarria, Aitor; Madariaga, Aitor; Fernandez, Eduardo; Esnaola, Jon Ander; ARRAZOLA, PEDRO JOSE (Elsevier, 2011)Residual stress profiles induced by different dry face turning conditions are compared employing X-ray diffraction method, Hole-Drilling method and Finite Element Modelling. It is well known that the surface integrity ... -
Desarrollo y análisis numérico y experimental de la tecnología de hidroconformado de tubo en caliente de la aleacion de magnesio ZM21
Esnaola, Jon Ander (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2009)Due to the evolution of the last decades actual society is not focused exclusively in production anymore and people, safety and the environment preservation have become necessary issues in any aspect of the everyday living. ... -
Determining tool/chip temperatures from thermography measurements in metal cutting
Saez de Buruaga, Mikel; Soler Mallol, Daniel; Aristimuño, Patxi Xabier; Esnaola, Jon Ander; ARRAZOLA, PEDRO JOSE (Elsevier, 2018)Temperature measurement in metal cutting is of central importance as tool wear and surface integrity have been demonstrated to be temperature dependent. In this context, infrared thermography is presented as a reliable ... -
Effect of surface integrity generated by machining on isothermal low cycle fatigue performance of Inconel 718
Madariaga, Aitor; Garay, Ainara; Esnaola, Jon Ander; ARRAZOLA, PEDRO JOSE (Elsevier Ltd., 2022)Critical aero-engine components such as turbine discs must withstand severe cyclic stresses, which can eventually lead to low cycle fatigue (LCF) failures. These components are made of difficult-to-cut alloys and machining ... -
Evolution of residual stresses induced by machining in a Nickel based alloy under static loading at room temperature
Madariaga, Aitor; ARRAZOLA, PEDRO JOSE; Esnaola, Jon Ander (Elsevier, 2014)Tensile residual stresses are very often generated on the surface when machining nickel alloys. In order to determine their influence on the final mechanical behaviour of the component residual stress stability should be ... -
Fretting : review on the numerical simulation and modelling of wear, fatigue and fracture
Llavori, Inigo; Esnaola, Jon Ander; Zabala, Alaitz; Larrañaga, Miren; Gómez Rodríguez, Xabier (InTech Europe, 2018) -
Influence of Surface Finish and Porosity on the Fatigue behaviour of A356 Aluminium Casting Alloy
Hidalgo, Raquel; Esnaola, Jon Ander; Llavori, Inigo; Larrañaga, Miren; Herrero-Dorca, Nuria; Hurtado, Iñaki; Kortabarria, Aitor (EDP Sciences, 2018)In casting parts, due to the manufacturing process, the presence of defects such as porosity, inclusions and oxide films is unavoidable. All these irregularities have a negative effect on the component ... -
Membrane-containing virus particles exhibits mechanics of a composite material for genome protection
Torca, Ireneo; Esnaola, Jon Ander (Royal Society of Chemistry, 2018)The protection of the viral genome during extracellular transport is an absolute requirement for virus survival and replication. In addition to the almost universal proteinaceous capsids, certain viruses add a membrane ... -
A numerical analysis of multiaxial fatigue in a butt weld specimen considering residual stresses
Llavori, Inigo; Esnaola, Jon Ander; Etxebarria, Unai; Lopez-Jauregi, Arkaitz; Ulacia, Ibai; Ugarte, Done; Larrañaga, Miren (EDP Sciences, 2018)Residual Stress (RS) pattern changes considerably depending on the width of the plates and the welding parameters, having effect on the fatigue strength. Most of the standards do not consider them and in some works, yield ... -
Numerical methodology based on fluid-structure interaction to predict the residual stress distribution in glass tempering considering non-uniform cooling
Iglesias, Asier; Martinez Agirre, Manex; Torca, Ireneo; Llavori, Inigo; Esnaola, Jon Ander (Elsevier, 2022)In this paper a novel numerical methodology for calculating non-uniform residual stress distributions during the glass tempering process is presented. Tempering techniques lead to non-uniform heat transfer rates causing ... -
Numerical study of the heat transfer in wound woven wire matrix of a Stirling regenerator
Barrutia-Sarasua, Haritz; Esnaola, Jon Ander; Tutar, Mustafa (Elsevier, 2014)Nusselt number correlation equations are numerically derived by characterizing the heat transfer phenomena through porous medium of both stacked and wound woven wire matrices of a Stirling engine regenerator over a specified ... -
Numerical study of the pressure drop phenomena in wound woven wire matrix of a Stirling regenerator
Barrutia-Sarasua, Haritz; Esnaola, Jon Ander; Tutar, Mustafa (Elsevier, 2013)Friction pressure drop correlation equations are derived from a numerical study by characterizing the pressure drop phenomena through porous medium of both types namely stacked and wound woven wire matrices of a Stirling ... -
Numerical-probabilistic assessment of tempered glass failure based on the generalised local model characterised by annealed plates
Iglesias, Asier; Llavori, Inigo; Martinez Agirre, Manex; Esnaola, Jon Ander (Elsevier, 2022)Large-scale experimental programmes become unavoidable to characterise the fracture behaviour of glass. Additionally, if non-uniform residual stresses are to be considered, the total effort required increases significantly. ... -
Procedure to predict residual stress pattern in spray transfer multipass welding
Ulacia, Ibai; Lopez-Jauregi, Arkaitz; Esnaola, Jon Ander; Ugarte, Done; Torca, Ireneo (Springer, 2015)Gas metal arc welding (GMAW) is one of the most used joining method in the industry. However, one of the main problems of this process is the generation of residual stresses which have direct impact on the fatigue life of ...