Browsing by Author "4c5040fc9117baca025489610d7781a5"
Now showing items 1-20 of 55
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Análisis comparativo de la rigidez de uniones viga-columna en estanterías metálicas
Santamaria, David; Ulacia, Ibai; Larrañaga Amilibia, Jon; Ruiz Emparanza, Pablo; Maskariano-Manzano, Julen (UNED, 2018)Las estanterías metálicas de almacenaje industrial son estructuras portantes compuestas principalmente por puntales y largueros, los cuales se conectan entre ellos mediante uniones. La rigidez de las uniones determina la ... -
Análisis de distribución de carga en husillos a bolas para altas cargas mediante modelos de elementos finitos optimizados
Sangalli, Luca; Oyanguren , Aitor; Larrañaga Amilibia, Jon; Ulacia, Ibai (2023)Los husillos a bolas son actuadores electro-mecánicos ampliamente utilizados en máquinas y mecanismos como solución de posicionamiento lineal, caracterizándose por su gran rigidez y capacidad de carga. Estos sistemas han ... -
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, ... -
Aumento de la precisión de posicionado de células robóticas en aplicaciones de mecanizado
Larrañaga Amilibia, Jon; Izquierdo Ortiz de Landaluce, Mikel; Ulacia, Ibai; Lizarazu Suarez, Aintza (2023)En las últimas décadas han incrementado las aplicaciones de los robots industriales aumentando también la demanda en la precisión de posicionado. Sin embargo, los robots industriales se caracterizan por ser muy repetitivos ... -
Beroa berreskuratzeko sistema berritzaile baten garapena
Iribecampos Juaristi, Mikel; Morales, Unai; Merchan, M.; Urchegui, G.; Calviño, J.; Baraldi, M.; Larrañaga Amilibia, Jon; Ulacia, Ibai (Tecnalia, 2021)Lan honen helburua energia intentsiboko industria prozesuetatik datozen tenperatura baxuko eta ertaineko erregaien gasetatik energia berreskuratzea da. Helburu horrekin diseinatu den soluzioak Rankineren Ziklo Organiko ... -
Brake-clutch squeal prediction and suppression
Zarraga, Ondiz (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2016)This work studies the high frequency noise in brake–clutch systems known as squeal. The work is divided into two parts, the first is focused on the development of both a theoretical and experimental simplified model of a ... -
Computerized generation and tooth contact analysis of spherical gear couplings for high misalignment applications
Iñurritegui-Marroquin, Aurea; Arana, Aitor; Larrañaga Amilibia, Jon; Ulacia, Ibai (Elsevier Ltd., 2021)Spherical gear couplings are a type of toothed coupling where the external spline usually requires highly crowned tooth surfaces to absorb high misalignments. The teeth of the external spline (or hub) may present cross ... -
Contact model for toroidal type continuously variable transmissions
Iribecampos Juaristi, Mikel; Arana, Aitor; Ulacia, Ibai; Larrañaga Amilibia, Jon (2020)Toroidal type Continuously Variable Transmissions (T-CVT) are mechanical transmission systems where torque is transferred by means of traction forces. This transmission type holds, slip and high contact pressures that ... -
Desarrollo de estructuras de impacto en materiales compuestos para vehículos ligeros
Esnaola, Aritz (Mondragon Unibertsitatea. Goi Eskola Politeknikoa, 2016)Environmental concerns are increasing within the industy, especially in the automotive industry. On one hand, they are making efforts to reduce the CO2 emissions and on the other hand, they are working in the development ... -
An efficient 3D finite element implementation for frictionless elliptical contact analysis in layered rough surfaces
Maiztegi Iparragirre, Mattin; Larrañaga Amilibia, Jon; Ulacia, Ibai; Molinari, Jean-François (Elsevier, 2026)Layered rough elliptical contact analysis is relevant in the rolling element industry, but existing models often oversimplify multi-axial curvatures, roughness, and layered materials. This work presents a 3D finite element ... -
Evaluating the Impact of Multiaxial Fatigue on the Integrity of Automated Storage System Rails
Esnaola, Jon Ander; Arin, Joanes; Elkoro Ugarteburu, Ander; Ezkurra, Mikel; Larrañaga Amilibia, Jon; Ulacia, Ibai (Wiley, 2025)As automated warehouses become more central to supply chains, the durability and safety of rack structures—especially shuttle rails—are increasingly critical. These components face repeated loading cycles, making them ... -
Evolución de la fatiga superficial en engranajes de acero al carbono
Elizegi Aiertza, Julen; Larrañaga Amilibia, Jon; Arana, Aitor; Izquierdo Ortiz de Landaluce, Mikel; Ulacia, Ibai (2023)Los engranajes rectos de aceros de bajo contenido de carbono se utilizan ampliamente en aplicaciones de baja exigencia debido a su bajo costo y simplicidad de fabricación. Uno de los fallos más comunes de estos engranajes ... -
Fatigue and wear in crowned spline couplings
Ulacia, Ibai; Arana, Aitor; Iñurritegui-Marroquin, Aurea; Maskariano-Manzano, Julen; Larrañaga Amilibia, Jon (Institute of Physics Publishing (IOP), 2018) -
Fatigue life prediction of spherical gear couplings
Ulacia, Ibai; Larrañaga Amilibia, Jon; Arana, Aitor; Iñurritegui-Marroquin, Aurea; Elizegi Aiertza, Julen (American Gear Manufacturers Association (AGMA), 2018)Spherical gear couplings are mechanical components that allow transmitting torque between misaligned shafts by means of equally spaced teeth. For instance, they are used in roll-levelling machines in order to transmit power ... -
Generación virtual de la geometría 3D de acoplamientos dentados abombados
Iñurritegui-Marroquin, Aurea; Larrañaga Amilibia, Jon; Arana, Aitor; Ulacia, Ibai; Berganzo Sampedro, Irene; Telleria, Xuban (2021)Los modelos analíticos, y cada vez más los numéricos, son herramientas utilizadas para el diseño y dimensionamiento tanto de engranajes como de acoplamientos dentados. Los resultados obtenidos, dependen de la exactitud de ... -
A general kinematic model for lubricated ball bearings based on the minimum energy hypothesis
Alberdi Quevedo, Pello; Arana, Aitor; Oyanguren , Aitor; Larrañaga Amilibia, Jon; Ulacia, Ibai (Elsevier, 2024)Accurately predicting the performance of lubricated rolling elements is critical for certain key bearing applications. A widely employed simulation technique is quasi-static models, which although computationally efficient ... -
Geometry optimisation of highly crowned gear couplings working in high misalignment applications to reduce tooth root stresses
Iñurritegui-Marroquin, Aurea; Larrañaga Amilibia, Jon; Arana, Aitor; Ulacia, Ibai (EDP Sciences, 2023)Crowned gear couplings are mechanical components used to transmit power between misaligned rotating shafts. Their geometry is characterised by a significant longitudinal crowning to accommodate angular misalignment. Recent ... -
The Influence of Counterbalance System on the Dynamic Characterization of Heavy Industrial Robots
Urrutia, Julen; Izquierdo Ortiz de Landaluce, Mikel; Ulacia, Ibai; Agirre, Nora; Inziarte Hidalgo, Ibai; Larrañaga Amilibia, Jon (IEEE, 2025)The precision of industrial robots is often limited by the relatively low stiffness of their joints, leading to positioning errors influenced by factors such as the mass and inertia of robotic links, external forces, and ... -
Influence of the crowning ratio in spherical gear couplings working in misaligned conditions
Iñurritegui-Marroquin, Aurea; Larrañaga Amilibia, Jon; Arana, Aitor; Ulacia, Ibai (MMT Symposium MMT, 2024)Spherical gear couplings are high power density mechanical components employed to transmit power between misaligned rotating shafts. Their main differences in comparison with conventional spline couplings are their two ... -
Influence of thermal distortion on load distribution, transmission error and premature contact
Arana, Aitor; Iñurritegui-Marroquin, Aurea; Larrañaga Amilibia, Jon; Ulacia, Ibai (INSA, 2018)The influence of thermally-induced geometry distortions on representative gear parameters such as load distribution or transmission error is analysed. An analytical load distribution model is coupled to a thermal ...
