ICMF - Contribuciones a congresos científicos
Envíos recientes
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Métodos de plano crítico para el análisis de fatiga multiaxial en el acero inoxidable 316
(2019-05-02)El presente trabajo estudia la capacidad de predicción de los modelos de plano crítico para casos de fatiga multiaxial. El material que se estudia es un acero inoxidable 316. Los caminos de carga aplicados son uniaxiales ... -
Evaluación de la zona plástica en fatiga para un acero bainitico mediante difracción de rayos x
(2019-05-02)En este artículo se presenta una nueva metodología para medir la zona plástica de una grieta en fatiga. Se han adquirido datos de difracción de rayos X sincrotrón para una probeta Compact Tension de acero bainítico, en ... -
Determinación experimental de la carga de apertura de grieta en fatiga bajo cargas aleatorias
(2019-05-02)El concepto de carga de apertura o cierre de grieta es ampliamente utilizado en fatiga para justificar el comportamiento del crecimiento de grietas con distintas relaciones de carga y el efecto de interacción de las cargas. ... -
Correlation between the pivot node concept and fatigue crack closure
(2018-10-05)The study of fatigue crack growth has been commonly done by means of bi-dimensional models and assuming a homogeneous behaviour through the thickness. According to the specimen thickness, a state of plane stress or plane ... -
Key aspects in 3D fatigue crack closure numerical modelling
(2018-09-14)Since long time, fatigue crack closure has been studied by means of finite element models. Initially by bi-dimensional models and recently, due to the higher computational capabilities, the use of three-dimensional models ... -
Numerical analysis of the pivot node in fracture problems
(2018-09-14)Recent studies have allowed us to identify a narrow region of the thickness of the crack front in fracture problems that presents interesting characteristics for the numerical-experimental correlation. Taking the ... -
Use of additive manufacturing on models for sand casting process
(Universidad Politécnica de Cartagena, 2018-06)Casting is a forming process based on material pouring in liquid state. Heat is applied to melt the material from its solid state and pour it in a mold previously constructed to obtain the desired shape after letting it ... -
Experimental numerical correlation of the delamination of composite structures subjected to low speed impact
(2017-12-12)In this work, we have analyzed the delamination caused by a low velocity impact on carbon-epoxy laminates made with balanced 0/90 braided fabrics and made by resin infusion. The items have been tested with a fall drop ... -
Determinación de propiedades mecánicas en materiales laminares a partir de un ensayo vibroacústico
(2017-10-30)Una de las limitaciones que nos encontramos al trabajar con materiales laminares (tipo film) es la correcta determinación de sus propiedades mecánicas. Los ensayos experimentales usuales como el de tracción no son siempre ... -
A numerical analysis of the plastic wake influence on plasticity induced crack closure
(2017-09-18)Fatigue crack closure has been studied by means of finite element method since long time ago. Most work has been performed considering bi-dimensional models. Lately, the use of threedimensional models has been extended. ... -
Study of the stress intensity factors in the bulk of the material with synchrotron diffraction
(Engineering Integrity Society, 2017)In this work we present the results of a hybrid experimental and analytical approach for estimating the stress intensity factor. It uses the elastic strains within the bulk obtained by synchrotron X-ray diffraction data. ... -
Indirect monitoring method of tool wear using the analysis of cutting force during dry machining of Ti alloys
(2017-07-20)In recent decades, optimize tool life is in constant evolution so many researchers have focused to analysis the tool wear by indirect monitoring (e.g. acoustic emission, cutting forces, vibrations) that plays a significant ... -
Through thickness evolution of crack tip plasticity
(2017-07-19)Experimental methods to measure fracture mechanics parameters tend to provide information from or about the surface of cracked components. However, information about the interior of the component is key to understanding ... -
Diseño y Fabricación de un colín de moto de competición autoportante realizado en fibra de carbono
(2017)Este trabajo presenta el diseño, cálculo y fabricación del colín de moto de competición, que ha participado en la edición MotoStudent 2016, celebrada en octubre de 2016 en el circuito de Alcañiz, representando a la Universidad ... -
Indirect Adhesion Wear Parametric Analysis in the Dry Turning of UNS A97075 Alloys
(2017-07-05)In this work a study of the influence of cutting parameters (cutting speed, feed and depth of cut) on indirect adhesion tool wear in the dry machining of UNS A97075 Al-Zn alloys has been made. In addition, an experimental ... -
Parametric Analysis of the Ultimate Tensile Strength in Dry Machining of UNS A97075 Alloy
(2017-07-05)Aluminium alloys (mainly 2XXX and 7XXX series) have been traditionally used in the industry in the manufacture of structural parts in aircrafts, due to their excellent ratio density-mechanical properties. Machining is ... -
Sobrecargas en crecimiento de grietas por fatiga biaxial
(Secretaría del Grupo Español de Fractura, 2017)El presente trabajo se centra en el estudio de grietas de fatiga bajo cargas biaxiales. Se presenta una nueva metodología para evaluar el efecto de las sobrecargas basada en la evaluación experimental del factor de ... -
Numerical model to simulate the forward and reverse sound transmission mechanism in hearing
(2017-05-04)The human hearing system captures acoustic waves in air that are transmitted to the cochlea where are converted in nerve signal. Meanwhile, at the cochlea, some sensory cell are active provoking sound transmission in the ... -
Influencia en la huella hídrica en la fabricación de hormigón con escorias de Cu y Polvo de Humo
(2016-12-16)El aprovechamiento de residuos y subproductos procedentes de la industria y su reutilización ayuda a conservar los recursos naturales al reducir la demanda de materias primas. Al mismo tiempo, se modera la sobreexplotación ... -
Análisis Paramétrico de la Geometría de la Viruta en el Mecanizado en Seco de Aleaciones de Aluminio Aeronáutico
(2016-11-17)El uso de aleaciones de aluminio junto con materiales compuestos como los CFRP (Carbon Fiber Reinforced Polymer) para formar estructuras híbridas tipo FML (Fiber Metal Laminates) son cada vez más utilizadas en la fabricación ...