Results 11 to 20 of about 3,323 (268)

Efecto del flujo variable del aire en la eficiente energética de un sistema centralizado de aire de combustión

Tecnología en Marcha, 2023
En la investigación se analiza como el control manual en el sistema de aire de combustión en hornos de una planta metalúrgica puede generar sobreconsumo de energía, al utilizar la estrangulación de un dámper con el uso de válvulas manipuladas para ...
Secundino Marrero-Ramírez, Orlando Vega-Areas, Iliana Antonia González-Palau   +2 more
doaj   +1 more source

Integral Thermal Management Studies in Winter Conditions with a Global Model of a Battery-Powered Electric Bus

Energies, 2022
The potential of e-bus transportation to improve air quality and reduce noise pollution in cities is significant. In order to improve efficiency and extend the useful life of these vehicles, there is a growing need to investigate improvements for the ...
Alberto Broatch, Pablo Olmeda, Pau Bares, Sebastián Aceros   +3 more
doaj   +1 more source

Computational Study of the Propeller Position Effects in Wing-Mounted, Distributed Electric Propulsion with Boundary Layer Ingestion in a 25 kg Remotely Piloted Aircraft

Drones, 2021
Distributed electric propulsion and boundary layer ingestion are two attractive technologies to reduce the power consumption of fixed wing aircraft.
José Ramón Serrano, Andrés Omar Tiseira, Luis Miguel García-Cuevas, Pau Varela   +3 more
doaj   +1 more source

Degradation Effects of Base Oils after Thermal and Electrical Aging for EV Thermal Fluid Applications

Lubricants, 2023
This study presents the experimental results of the effects on base oils after thermal and electrical aging to determine key parameters of next-generation fluids for thermal management in electric vehicles.
Bernardo Tormos, Vicente Bermúdez, Santiago Ruiz, Jorge Alvis-Sanchez   +3 more
doaj   +1 more source

Assessment of Variable Geometry Orifice Compressor Technology Impact in a New Generation of Compression Ignition Powertrains at Low-End and Transient Operation

Applied Sciences, 2022
Surge is a phenomenon that limits the operating range of the compressor at low engine speeds and high boost pressure in turbocharged powertrains. This article assesses two prototype turbochargers of variable geometry orifice (VGO) which compensate for ...
José Ramón Serrano, Héctor Climent, Alejandro Gomez-Vilanova, Aditya Darbhamalla, Stéphane Guilain   +4 more
doaj   +1 more source

Computational study of ECN Spray A and Spray D combustion at different ambient temperature conditions

Transportation Engineering, 2020
The combustion process of the Engine Combustion Network (ECN) Spray A and Spray D is studied over a wide range of ambient temperatures from 750 K to 900 K.
J.M. García-Oliver, R. Novella, J.M. Pastor, L. Pachano   +3 more
doaj   +1 more source

Methodology for a Numerical Multidimensional Optimization of a Mixer Coupled to a Compressor for Its Integrationin a Hyperloop Vehicle

Applied Sciences, 2022
The current environmental concern has led both the industry and researchers to look for alternate means of transport. Amongst them, the hyperloop has become a quite promising idea.
José Galindo, Vicente Dolz, Roberto Navarro, Borja Pallás, Germán Torres   +4 more
doaj   +1 more source

Evaluation of a Double-Entry Turbine Model Coupled With a One-Dimensional Calibrated Engine Model at Engine Full Load Curves

Frontiers in Mechanical Engineering, 2021
Turbocharging is one of the foremost ways of engine downsizing and represents the leading technology for reducing the engine CO2 emission standards in gasoline engine application.
José Galindo, José Ramón Serrano, Joaquín De La Morena, Vishnu Samala, Stéphane Guilain, Samuel Batard   +5 more
doaj   +1 more source

Design and Numerical Analysis of Flow Characteristics in a Scaled Volute and Vaned Nozzle of Radial Turbocharger Turbines

Energies, 2020
Over the past few decades, the aerodynamic improvements of turbocharger turbines contributed significantly to the overall efficiency augmentation and the advancements in downsizing of internal combustion engines.
Andrés Omar Tiseira Izaguirre, Roberto Navarro García, Lukas Benjamin Inhestern, Natalia Hervás Gómez   +3 more
doaj   +1 more source

Compressor Surge Mitigation in Turbocharged Spark-Ignition Engines without an Anti-Surge Control System during Load-Decrease Operation

Applied Sciences, 2022
Automotive manufacturers are showing an increasing preference for hybrid powertrains based on advanced gasoline engines. The most extended solution to improve fuel economy in these engines consists in downsizing with direct injection, while turbocharging
José Galindo, Héctor Climent, Joaquín de la Morena, David González-Domínguez, Stéphane Guilain, Thomas Besançon   +5 more
doaj   +1 more source