Listar por autor "Lamas, M.I."
Mostrando ítems 1-20 de 42
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A New Theoretical Dynamic Analysis of Ship Rolling Motion Considering Navigational Parameters, Loading Conditions and Sea State Conditions
Pérez-Canosa, José M.; Orosa, José A.; Lamas, M.I.; Cartelle Barros, Juan José (MDPI, 2022)[Abstract] Despite the IMO’s efforts and the large quantity of research carried out over the years concerning the sudden loss of stability in fishing vessels, and even the damage done to merchant fleets due to cargo shifting, ... -
A new way to obtain climate files in areas with the presence of microclimates by applying the Sandia method: a Galician case study
Couce-Casanova, Antonio; Rodríguez-García, JuanDeDios; Lamas, M.I.; Orosa, José A. (MDPI, 2022-09-25) -
A tool to select offshore renewable energy facilities. The case of study of shipyards and ports in Spain
Fernández-Leal, Fernando; Castro-Santos, Laura; Rubial Yáñez, Pablo; Lamas, M.I.; Cordal Iglesias, David; Alcayde, A.; Montoya, F.G.; Filgueira-Vizoso, Almudena (European Association for the Development of Renewable Energy, Environment and Power Quality (EA4EPQ), 2023-07)[Abstract]: The objective of this work is to create a tool that serves to know the possibilities of manufacturing, storage, assembly, and maintenance of floating marine structures trying to take advantage of the ports and ... -
An Economic Analysis of An Innovative Floating Offshore Wind Platform Built with Concrete: The SATH® Platform
Baita Saavedra, Eugenio; Cordal Iglesias, David; Filgueira-Vizoso, Almudena; Morató, Alexandre; Lamas, M.I.; Álvarez-Feal, José-Carlos; Carral Couce, Luis; Castro-Santos, Laura (MDPI, 2020-05)[Abstract] The goal of this work is to carry out an economic analysis of a novel floating offshore wind structure, of which the main material is concrete: the SATH® platform. It takes a step forward in floating marine wind ... -
Analysis of a nature-inspired shape for a vertical axis wind turbine
Blanco Damota, Javier; Rodríguez-García, JuanDeDios; Couce-Casanova, Antonio; Telmo Miranda, Javier; Caccia, Claudio Giovanni; Lamas, M.I. (MDPI, 2022-07-12)[Abstract] Wind energy is gaining special interest worldwide due to the necessity of reducing pollutant emissions and employ renewable resources. Traditionally, horizontal axis wind turbines have been employed but certain ... -
Analysis of the Pre-injection Configuration in a Marine Engine Through Several MCDM Techniques
Rodríguez, Carlos G.; Lamas, M.I.; Rodríguez-García, JuanDeDios; Caccia, Claudio (University of Zagreb Faculty of Mechanical Engineering and Naval Architecture, 2021)[Abstract] The present manuscript describes a computational model employed to characterize the performance and emissions of a commercial marine diesel engine. This model analyzes several pre-injection parameters, such as ... -
Analysis of the Pre-Injection System of a Marine Diesel Engine Through Multiple-Criteria Decision-Making and Artificial Neural Networks
Rodríguez, C.G.; Lamas, M.I.; Rodríguez-García, JuanDeDios; Abbas, A. (Mathematical Institute, Slovak Academy of Sciences, 2022-01-01)[Abstract] The present work proposes several pre-injection patterns to reduce nitrogen oxides in the Wärtsilä 6L 46 marine engine. A numerical model was carried out to characterise the emissions and consumption of the ... -
Application of residuals from purification of bivalve molluscs in Galician to facilitate marine ecosystem resiliency through artificial reefs with shells – One generation
Carral Couce, Luis; Lamas, M.I.; Buenhombre, José Luis Mier; Cartelle Barros, Juan José; Naya, Salvador; Tarrío-Saavedra, Javier (Elsevier, 2023-01-15)[Abstract] The seas and oceans of the planet provide a wide range of essential resources. However, marine ecosystems are undergoing severe degradation due to the unsustainable exploitation and consumption patterns of the ... -
Assessment of the Materials Employed in Green Artificial Reefs for the Galician Estuaries in Terms of Circular Economy
Carral Couce, Luis; Camba, C.; Lamas, M.I.; Rodríguez-Guerreiro, María J.; Cartelle Barros, Juan José (MDPI, 2020)[Abstract] To exploit marine resources in a sustainable way, efficient management systems must be used such as green artificial reefs (GARs). These reefs are mostly made up of renewable and organic materials. When adopting ... -
Configuration Methodology for a Green Variety Reef System (AR group) Based on Hydrodynamic Criteria – Application to the Ría de Ares-Betanzos
Carral Couce, Luis; Lamas, M.I.; Rodríguez-Guerreiro, María J.; Vargas, Andreina; Álvarez-Feal, José-Carlos; López, Iván; Carballo, Rodrigo (Elsevier, 2021-05-05)[Abstract] For the evolution and development of artificial reefs to attain the expected results, hydrodynamics is emerging as a key factor that must be taken analyzed in detail. In particular, thanks to the hydrodynamics ... -
Creación de rutas 360 para la docencia
Cartelle Barros, Juan José; Lamas, M.I.; Orosa, José A.; Pérez-Canosa, José M. (2024)[Resumen] El curso ha sido desarrollado en el marco del proyecto de creación de contenidos y evaluación de competencias digitales (DigCompEdu-FyA), financiado a través del Plan de Recuperación, Transformación y Resiliencia ... -
Definition of an Artificial Reef Unit through Hydrodynamic and Structural (CFD and FEM) Models—Application to the Ares-Betanzos Estuary
Lamas, M.I.; Rodríguez-Guerreiro, María J.; Lamas Vigo, Javier; Ameneiros Rodríguez, Ismael; Veira Lorenzo, Ricardo; Carral Couce, Juan Carlos; Carral Couce, Luis (MDPI, 2022)[Abstract] The application of hydrodynamics to the definition of artificial reefs is of great interest since the positioning of the artificial reef modules on the sea floor alters the water velocity field, causing an ... -
Economic Feasibility of Floating Offshore Wind Farms Considering Near Future Wind Resources: Case Study of Iberian Coast and Bay of Biscay
Castro-Santos, Laura; DeCastro, Maite; Costoya, Xurxo; Filgueira-Vizoso, Almudena; Lamas, M.I.; Ribeiro, Américo; Dias, JM; Gómez-Gesteira, Moncho (MDPI, 2021-03)[Abstract] Wind energy resources are subject to changes in climate, so the use of wind energy density projections in the near future is essential to determine the viability and profitability of wind farms at particular ... -
Effect of multiple injection strategies on emissions and performance in the Wärtsilä 6L 46 marine engine. A numerical approach
Lamas, M.I.; Rodríguez-García, JuanDeDios; Castro-Santos, Laura; Carral Couce, Luis (Elsevier, 2019-01-01)[Abstract] The present paper proposes a Computational Fluid Dynamics model to analyze the operation cycle and exhaust gas composition in a four-stroke marine diesel engine, the Wärtsilä 6L 46. Once validated, the numerical ... -
Erosive Degradation Study of Concrete Augmented by Mussel Shells for Marine Construction
Camba, C.; Mier, José; Carral Couce, Luis; Lamas, M.I.; Álvarez-Feal, José-Carlos; Díaz-Díaz, Ana-María; Tarrío-Saavedra, Javier (MDPI, 2021-10)[Abstract] This work proposes a green material for artificial reefs to be placed in Galicia (northwest Spain) taking into account the principles of circular economy and sustainability of the ecosystem. New concrete ... -
How Important Are Ports for the Offshore Wind Industry?: The Case of Spain
Filgueira-Vizoso, Almudena; Puime Guillén, Félix; Cordal Iglesias, David; García-Diez, Ana; Lamas, M.I.; Castro-Santos, Laura (European Association for the Development of Renewable Energies, Environment and Power Quality (EA4EPQ), 2021-09)[Abstract] Offshore wind is becoming a new technology to develop a better sustainable world. Its progress is linked to the use of port facilities, where the offshore wind farms can be stored or pre-installed. The aim of ... -
Hydrodynamics of Biomimetic Marine Propulsion and Trends in Computational Simulations
Lamas, M.I.; Rodríguez, C.G. (MDPI, 2020-06)[Abstract] The aim of the present paper is to provide the state of the works in the field of hydrodynamics and computational simulations to analyze biomimetic marine propulsors. Over the last years, many researchers ... -
Improvements in the design of nest cavities to attract cephalopods and crustaceans in a green artificial reef unit according to tridimensional hydrodynamic criteria – Application to the Ares-Betanzos estuary
Carral Couce, Luis; Lamas, M.I.; Fouz, David Mateo; López, I.; Carballo, Rodrigo (Elsevier, 2023-10-09)[Abstract]: Installing artificial reefs (ARs) on the seabed creates a hard substrate that alters water flow and causes different species to settle. For this reason, by applying hydrodynamics to ARs, a useful tool is created ... -
Internal Modifications to Optimize Pollution and Emissions of Internal Combustion Engines through Multiple-Criteria Decision-Making and Artificial Neural Networks
Lamas, M.I.; Telmo Miranda, Javier; Rebollido Lorenzo, José Manuel; Caccia, Claudio Giovanni (MDPI, 2021-12)[Abstract] The present work proposes several modifications to optimize both emissions and consumption in a commercial marine diesel engine. A numerical model was carried out to characterize the emissions and consumption ... -
Marine Engines Performance and Emissions [Editorial]
Lamas, M.I. (MDPI, 2021-03)