Listar Artículos de revista DIMEM - MEMIS Aldizkari artikuluak por título
Mostrando ítems 7-26 de 71
-
Caracterización de escorias metalúrgicas procedentes de yacimientos arqueológicos de Navarra (siglos II a.C.- IV d.C.)
Desde la Sección de Arqueología del Gobierno de Navarra llegó la propuesta de caracterizar una serie de piezas comprendidas entre el siglo II a.C. y el siglo IV d.C. procedentes de yacimientos arqueológicos de esta provincia ... -
Characterization of two iron bullets from the royal ammunition factory of Eugi (Spain)
In this work, a comparative analysis of two iron bullets found in The Royal Ammunition Factory of Eugi in Navarra (Spain) was performed. Both bullets presented a spherical shape with a relatively good state of preservation, ... -
CO2 emissions reduction and energy efficiency improvements in paper making drying process control by sensors
The drying process of paper has many production parameters that can influence both the energy consumed and the characteristics of paper produced. It was found that most of the previous studies conducted on this process ... -
Compound Petri nets and alternatives aggregation Petri nets: two formalisms for decision-making support
Decision-making in technological systems, such as communication networks, manufacturing facilities and supply chains, constitutes a common requirement able to lead companies galore to success or failure. This article ... -
Computational and experimental study of a complete heat dissipation system using water as heat carrier placed on a thermoelectric generator
The heat dissipation systems which have liquids as heat carriers outperform conventional dissipation systems at thermoelectric generators (TEGs). However, new elements need to be introduced such as pumps, secondary heat ... -
Computational simulation of scleral buckling surgery for rhegmatogenous retinal detachment: on the effect of the band size on the myopization
A finite element model (FE) of the eye including cornea, sclera, crystalline lens, and ciliary body was created to analyze the influence of the silicone encircling bandwidth and the tightness degree on the myopia induced ... -
Computational study on the thermal influence of the components of a thermoelectric ice maker on the ice production
The main objective of this paper is to study the thermal resistances of two components of a thermoelectric ice maker installed in a no-frost refrigerator, in order to optimize the ice production. This study is conducted ... -
Control of discrete event systems by means of discrete optimization and disjunctive colored PNs: application to manufacturing facilities
Artificial intelligence methodologies, as the core of discrete control and decision support systems, have been extensively applied in the industrial production sector. The resulting tools produce excellent results in ... -
Coupled biomechanical response of the cornea assessed by non-contact tonometry. A simulation study
The mechanical response of the cornea subjected to a non-contact air-jet tonometry diagnostic test represents an interplay between its geometry, the corneal material behavior and the loading. The objective is to study ... -
Dependencia de las propiedades mecánicas y de la composición química en la fundición de grafito esferoidal
Con este trabajo se pretende estudiar la composición química de cuatro escaleras de fundición dúctil para determinar la influencia de los diferentes elementos de aleación sobre la microestructura y las propiedades mecánicas. ... -
Design and mechanical properties analysis of AA5083 ultrafine grained cams
This present research work deals with the development of ultrafine grained cams obtained from previously ECAP (Equal Channel Angular Pressing)-processed material and manufactured by isothermal forging. The design and the ... -
Design, optimization, and mechanical property analysis of a submicrometric aluminium alloy connecting rod
Ultrafine grained materials have a great deal of both scientific and technological interest because they allow outstanding properties to be obtained. An improvement in the mechanical strength and in the ductility and a ... -
Design, simulation and manufacturing of a connecting rod from ultra-fine grained material and isothermal forging
In this research work, a study on the mechanical properties of isothermal forging for connecting rods is made from previously ECAP (Equal Channel Angular Pressing)-processed AA1050 and AA5083 aluminium alloys. This severe ... -
Determination of the symbolic base inertial parameters of planar mechanisms
The inertial information of a planar mechanical system is characterised using 4 inertial parameters per solid. Due to the kinematic constraints, this parametrisation turns out be redundant. In order to reduce the ... -
Development and experimental validation of a computational model in order to simulate ice cube production in a thermoelectric ice maker
We have developed a computational model which allows the simulation of a thermoelectric device to make ice cubes in a vapor compression domestic fridge. This model solves both the thermoelectric and heat transfer equations, ... -
Development and experimental validation of a thermoelectric test bench for laboratory lessons
The refrigeration process reduces the temperature of a space or a given volume while the power generation process employs a source of thermal energy to generate electrical power. Because of the importance of these two ... -
Development of nanostructured AA3103 by equal channel angular pressing and thermal treatments
This work presents a study related to the achievement of a nanometric structure in AA3103, employing severe plastic deformation processes (SPD), in this case equal channel angular pressing (ECAP). The changes in the ... -
Dynamic considerations of heel-strike impact in human gait
Based on the impulsive-dynamics formulation, this article presents the analysis of different strategies to regulate the energy dissipation at the heel-strike event in the context of human locomotion. For this purpose, a ... -
ECAE, una tecnología de procesado emergente para producir propiedades relevantes en materiales metálicos
El objetivo del presente artículo es proyectar una visión de conjunto de la reciente técnica de procesado mecánico de materiales conocida como "extrusión en canal angular constante" (ECAE). Esta técnica es un método novedoso ... -
Effect of the temperature in the mechanical properties of austenite, ferrite and sigma phases of duplex stainless steels using hardness, microhardness and nanoindentation techniques
The aim of this work is to study the hardness of the ferrite, austenite and sigma phases of a UNS S32760 superduplex stainless steel submitted to different thermal treatments, thus leading to different percentages of the ...