Listar por autor "e4155e2a353360a3da9d82f3176896a8"
Mostrando ítems 1-20 de 44
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Accurate drawbead modeling in stamping simulations
Sáenz de Argandoña, Eneko (IOP Publishing, 2016)An adaptive line bead model that continually updates according to the changing conditions during the forming process has been developed. In these calculations, the adaptive line bead's geometry is treated as a 3D object ... -
Análisis de los esfuerzos generados en los frenos de embutición y desarrollo de un modelo semi-analítico de predicción de los esfuerzos de enclavamiento
Gil, Imanol (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2017)Embutizio frenoak automobil komponenteen embutizio prozesua kontrolatzeko eta prozesu egokia lortzeko elementu funtsezkoenetariko bat da. Fabrikazio prozesu simulazioaren konputazio denboraren murrizketa beharra dela eta, ... -
Análisis del Springback y de la conformabilidad del Inconel 718 en procesos de embutición a temperatura ambiente
Ulibarri Hernández, Unai (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2017)Tal y como ocurre en otros sectores, el propósito de la reducción de emisiones de CO2 en el sector aeronáutico viene dado por el acuerdo internacional del protocolo de Kyoto (Naciones unidas 1998). El objetivo principal ... -
Application of artificial intelligence techniques to the smart control of sheet metal forming processes
Sáenz de Argandoña, Eneko (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2009)The present research work aims at evaluating the economical feasibility and the technological viability of implementing intelligent control systems in complex industrial manufacturing processes; in this case forming ... -
An automatic thermo-mechanical testing apparatus for metal forming applications
Agirre, Julen; Abedul Moreno, David; Sáenz de Argandoña, Eneko; Otegi, Nagore; GALDOS, Lander; Erice, Borja (Elsevier, 2023)Dynamic testing of materials is necessary to model high-speed forming processes (e.g. hammer forging, blanking, forming, etc.) and crash/impact behaviour of structures, amongst others. The most common machines to perform ... -
Characterization of Ti64 forging friction factor using ceramic coatings and different contact conditions
GALDOS, Lander; Mendiguren, Joseba; Sáenz de Argandoña, Eneko; Agirre, Julen (Elsevier, 2017)Hot forging processes are highly influenced by the contact conditions between the billet and the dies. A wrong definition of the contact conditions may lead to wrong predictions of the final component geometry, the quantity ... -
Comparison of the hardening behaviour of different steel families : from mild and stainless steel to advanced high strength steels
Silvestre Soriano, Elena; GALDOS, Lander; Sáenz de Argandoña, Eneko; Mendiguren, Joseba (Elsevier Ltd., 2015)Although steel has been used in vehicles from the automotive industry's inception, different steel gradesare continually being developed in order to satisfy new fuel economy requirements. For example,advanced high strength ... -
Contact pressure and sliding velocity ranges in sheet metal forming simulations
Cillaurren Arriaga, Joseba; GALDOS, Lander; Sanchez Palomar, Mario; Zabala, Alaitz; Sáenz de Argandoña, Eneko; Mendiguren, Joseba (2021)In the last few years many efforts have been carried out in order to better understand what the real contact between material and tools is. Based on the better understanding new friction models have been developed which ... -
Contact pressure, sliding velocity and viscosity dependent friction behavior of lubricants used in tube hydroforming processes
GALDOS, Lander; Otegi, Nagore; Mendiguren, Joseba; Trinidad Naranjo, Javier; Sáenz de Argandoña, Eneko (2021)The final quality of sheet and tube metal formed components strongly depends of the tribology and friction conditions between the tools and the material to be formed. Furthermore, it has been recently demonstrated that ... -
Correcting distortions of thin-walled machined parts by machine hammer peening
CUESTA ZABALAJAUREGUI, MIKEL; Ortiz-de-Zarate, Gorka; Sáenz de Argandoña, Eneko; Soriano Moreno, Denis; ARRAZOLA, PEDRO JOSE (Elsevier, 2023)Thin-walled aerostructural components frequently get distorted after the machining process. Reworking to correct distortions or eventually rejecting parts significantly increases the cost. This paper proposes a new approach ... -
Development of biodegradable magnesium alloy scaffolds for tissue engineering
Trinidad Naranjo, Javier (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2013)Magnesium and its alloys are currently considered to be a promising metallic biomaterial. The increasing interest in magnesium alloys is due to their biocompatibility, biodegradability and in particular to their mechanical ... -
Dimple prediction modelling in ultrashort laser processing: A benchmark study on ablation threshold determination methods and incubation models
Guinea, Ainhoa; Aginagalde, Andrea; Mendiguren, Joseba; Sáenz de Argandoña, Eneko; Llavori, Inigo; Zabala, Alaitz (Elsevier, 2025)The appropriate selection of ultrashort laser processing parameters is a complex task in which prediction models based on the logarithmic ablation law derived from the Two-Temperature model are commonly used to minimize ... -
Drawbead uplift force analytical model for deep drawing operations
Gil, Imanol; GALDOS, Lander; Mendiguren, Joseba; Otegi, Nagore; Sáenz de Argandoña, Eneko (IOP Publishing Ltd., 2018)Drawbead uplift force calculation has been an open issue among the deep drawing tool maker and software developers in the last years. Starting from the original work of Stoughton (1988) many have been the models presented ... -
Effect of the loading-rate and stress state on the constitutive modelling and fracture of 2205 Duplex stainless steel
Abedul Moreno, David; GALDOS, Lander; Sáenz de Argandoña, Eneko; Erice, Borja (Elsevier, 2024)Shear cutting is a high-speed forming process where material separation is involved. The nature of the process leads to high strain rates and temperatures on the sheared zone of the material subjected to the operation. In ... -
Effectivity of fluoride treatment on hydrogen and corrosion product generation in temporal implants for different magnesium alloys
Trinidad Naranjo, Javier; Arruebarrena, Gurutze; Hurtado, Iñaki; Sáenz de Argandoña, Eneko (Sage Journals, 2013)The increasing interest on magnesium alloys relies on their biocompatibility, bioabsorbility and especially on their mechanical properties. Due to these characteristics, magnesium alloys are becoming a promising solution ... -
Experimental and Numerical Simulation Investigation on Deep Drawing Process of Inconel 718 with and without Intermediate Annealing Thermal Treatments
Ulibarri Hernández, Unai; GALDOS, Lander; Sáenz de Argandoña, Eneko; Mendiguren, Joseba (MDPI AG, 2020)The aeronautical industry is moving from high-capacity large-airplane construction to low-capacity small-airplane construction. With the change in the production volume, there is a need for more e cient manufacturing ... -
Hardening prediction of diverse materials using the Digital Image Correlation technique
Agirre, Julen; Mendiguren, Joseba; GALDOS, Lander; Sáenz de Argandoña, Eneko (Elsevier, 2018)In recent years, due to the introduction of higher resistance materials in the automotive sector, sheet metal-forming tool-makers have been forced to deal with more challenging process designs. Therefore, the optimisation ... -
Hole expansion test of third generation steels
Agirre, Julen; Mendiguren, Joseba; GALDOS, Lander; Sáenz de Argandoña, Eneko (AIP Publishing, 2017)The trend towards the implementation of new materials in the chassis of the automobiles is considerably making more complex the manufacturing of the components that built it up. In this scenario materials with higher ... -
The influence of the kinematic hardening on the FEM simulation of Tension Levelling Process
Garcia, Aitor; Trinidad Naranjo, Javier; Otegi, Nagore; Mendiguren, Joseba; Sáenz de Argandoña, Eneko; GALDOS, Lander (Elsevier Ltd., 2020)Tension levelling is used in the steel industry to remove shape defects present in cold rolled strip. This technology is increasingly being employed by steel makers to level AHSS steels, because conventional roll levelers ... -
Influence of the pressure dependent coefficient of friction on deep drawing springback predictions
Gil, Imanol; GALDOS, Lander; Mendiguren, Joseba; Sáenz de Argandoña, Eneko; Mugarra Fernandez, Endika (Elsevier Ltd., 2016)The aim of this work is to show the influence of defining a pressure dependent friction coefficient onnumerical springback predictions of a DX54D mild steel, a HSLA380 and a DP780 high strength steel. Thepressure dependent ...
