BackExaminar Artículos por departamento (cas.) "Ingeniería mecánica"
Now showing items 21-40 of 368
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A novel procedure to determine the cohesive law In DCB tests
Arrese, Ainhoa
; Boyano Murillo, Ana Isabel ; ; (Elsevier, 2017-11-10)
A novel method is presented for the determination of mode I cohesive law for the characterization of delamination in unidirectional carbon fiber reinforced polymer laminates. The energy release rate as a function of the ... -
A novel python-based floating offshore wind turbine simulation framework
; ; Jugo García, Josu; ; Robles Sestafe, Eider (Elsevier, 2024-02)
The expansion of floating offshore wind brings the industry closer to achieving commercial viability. However, the challenging environment characterised by strong winds, waves, and currents, along with the growing size of ... -
A Proposal for a Formula of Absolute Pole velocities between Relative Poles
Viaña Perez, Javier; Petuya Arcocha, Víctor (Elsevier, 2017-04-10)
In this paper is proposed a vectorial equation that relates the absolute pole velocities of three moving rigid bodies with a planar motion of general type. From this equation, it is possible to obtain a relation between ... -
A rational fraction polynomials model to study vertical dynamic wheel-rail interaction
Correa García, Nekane; García Vadillo, Ernesto ; Santamaría Manrique, Javier ; Gómez López, Josu (Elsevier, 2012-04)
This paper presents a model designed to study vertical interactions between wheel and rail when the wheel moves over a rail welding. The model focuses on the spatial domain, and is drawn up in a simple fashion from track ... -
A RE Methodology to achieve Accurate Polygon Models and NURBS Surfaces by Applying Different Data Processing Techniques
Pascual Molero, Alejandro; ; Plaza Pascual, Soraya ; ; (MDPI, 2020-11-12)
The scope of this work is to present a reverse engineering (RE) methodology to achieve accurate polygon models for 3D printing or additive manufacturing (AM) applications, as well as NURBS (Non-Uniform Rational B-Splines) ... -
A Reconfigurable Framework for Vehicle Localization in Urban Areas
Viana Guerediaga, Kerman; Zubizarreta Pico, Asier ; (MDPI, 2022-03-28)
Accurate localization for autonomous vehicle operations is essential in dense urban areas. In order to ensure safety, positioning algorithms should implement fault detection and fallback strategies. While many strategies ... -
A reliable turning process by the early use of a deep simulation model at several manufacturing stages
Urbicain Pelayo, Gorka; ; ; Arsuaga Berrueta, Mikel ; ; (MDPI, 2017-05-02)
The future of machine tools will be dominated by highly flexible and interconnected systems, in order to achieve the required productivity, accuracy, and reliability. Nowadays, distortion and vibration problems are easily ... -
A Review on Strain Gradient Plasticity Approaches in Simulation of Manufacturing Processes
Russo, Raffaele; Girot Mata, Franck Andrés ; Forest, Samuel ; Jacquin, Dimitri (MDPI, 2020-09-03)
Predicting the performances of a manufactured part is extremely important, especially for industries in which there is almost no room for uncertainties, such as aeronautical or automotive. Simulations performed by means ... -
A robot for non-destructive testing weld inspection of offshore mooring chains
Hernández Frías, Alfonso; Altuzarra Maestre, Oscar ; Petuya Arcocha, Víctor ; ; Amezua San Martín, Enrique (SAGE Publications Inc., 2018-05-09)
Welding flaw detection is a key step in manufacturing many components. In offshore chains, every link is manufactured from a steel bar that is bent and the ends joined by flash butt welding. Ultrasonic inspection of the ... -
A robot for welding inspection in offshore mooring chains
Hernández Frías, Alfonso; Altuzarra Maestre, Oscar ; Petuya Arcocha, Víctor ; ; Amezua San Martín, Enrique (Springer, 2018-08-31)
In this paper, the authors present the CIRUS robot. This automatic system uses a combination of pulse-echo and pitch and catch ultrasonic strategies for the inspection of the welded area of mooring chain links in an automatic ... -
A Rubric to Assess and Improve Technical Writing in Undergraduate Engineering Courses
Cantera López de Silanes, María Asunción; Arévalo Benito, María José ; ; Alves Castro, María Angeles (MDPI, 2021-03-24)
Although there is consensus in the literature that writing skills are important in STEM (Science, Technology, Engineering, and Mathematics) studies, they are often neglected. However, some efforts have been made to correct ... -
A Series of Vertical Deflections, a Promising Traffic Calming Measure: Analysis and Recommendations for Spacing
(MDPI, 2020-05-13)Traffic calming measures (TCM) are placed in urban areas to improve road safety, and among them, vertical TCMs are widely employed. Many researches are focused on the influence of the geometry of each measure on speed ... -
A Simplified Modeling Approach of Floating Offshore Wind Turbines for Dynamic Simulations
; Robles Sestafe, Eider; ; ; (MDPI, 2022-03-18)
Currently, floating offshore wind is experiencing rapid development towards a commercial scale. However, the research to design new control strategies requires numerical models of low computational cost accounting for the ... -
A skid resistance prediction model for an entire road network
(Elsevier Ltd., 2020-11-30)[EN]This article predicts the available minimum skid resistance in the road network of Biscay (Spain) with data collected in the summer season when friction values are at a minimum. Firstly, it was observed that pavement ... -
A study on the durability of structural concrete incorporating electric steelmaking slag
; ; San José Lombera, José Tomás; González Martínez, Javier Jesús (Elsevier, 2018-02-10)
The durability of structural concrete mixes prepared with electric steelmaking aggregates is tested for use in normal and aggressive environments. Samples of “pumpable” and “self-compacting” concrete mixes are shown to ... -
Above-ground biomass estimation from LiDAR data using random forest algorithms
Torre Tojal, Leyre; ; Boyano Murillo, Ana Isabel ; ; (Elsevier, 2022-02)
Random forest (RF) models were developed to estimate the biomass for the Pinus radiata species in a region of the Basque Autonomous Community where this species has high cover, using the National Forest Inventory, allometric ... -
Abrasive Disc Performance in Dry-Cutting of Medium-Carbon Steel
Ortega Rodríguez, Naiara; Martynenko, Vitaliy; Pérez, Daniela; Martínez Krahmer, Daniel; ; Ukar Arrien, Eneko (2020-04-19)
Abrasive-cutting processes are widely used to obtain semi-finished products from metal bars, slabs, or tubes. Thus, the abrasive cutting-off process is applied when requiring precision cutting and productivity at a moderate ... -
Accurate Measurement of Temperatures in Industrial Grinding Operations with Steep Gradients
; Sánchez Galíndez, José Antonio; ; ; (MDPI, 2024-03-07)
Due to the continuously growing demands from high-added-value sectors such as aerospace, e-mobility or biomedical bound-abrasive technologies are the key to achieving extreme requirements. During grinding, energy is rapidly ... -
Active flow control on airfoils by reinforcement learning
(Elsevier, 2023-11-05)Active flow control is a widespread practice for airfoil aerodynamic performance enhancement. Within active flow control, reactive strategies are very effective, but the adequate design of these strategies is often complex. ... -
Actor-critic continuous state reinforcement learning for wind-turbine control robust optimization
; ; Osa Amilibia, Juan Luis; Larrucea Uriarte, Xabier (Elsevier, 2022-04)
[EN] The control of Variable-Speed Wind-Turbines (VSWT) extracting electrical power from the wind kinetic energy are composed of subsystems that need to be controlled jointly, namely the blade pitch and the generator torque ...