Browsing by Author "Villardi de Montlaur, Adeline de"
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A 3D CFD numerical study of the bubble generation process into a bubble Tjunction generator and its comparison with experimental data: Part I
Arias Calderón, Santiago; Villardi de Montlaur, Adeline de (2016)
Conference report
Open AccessThis work presents a 3D numerical study of the bubble generation process into a bubble generator obtained with the commercial Computational Fluid Dynamics solver ANSYS Fluent v15.0.7, and its comparison with experimental ... -
A 3D CFD numerical study of the bubble generation process into a bubble Tjunction generator and its comparison with experimental data: Part II
Arias Calderón, Santiago; Villardi de Montlaur, Adeline de (2016)
Conference report
Open AccessThis work is a continuation of the 3D numerical study of the bubble generation process into a T-junction bubble generator (1 mm of internal diameter) obtained with the commercial Computational Fluid Dynamics solver ANSYS ... -
A 3D numerical study of the bubble generation process into a bubble T-junction generator and its comparison with experimental data: part I
Arias Calderón, Santiago; Villardi de Montlaur, Adeline de (2016)
Conference report
Open AccessThis work presents a 3D numerical study of the bubble generation process into a bubble generator obtained with the commercial Computational Fluid Dynamics solver ANSYS Fluent v15.0.7, and its comparison with experimental ... -
A critical comparison of two discontinuous galerkin methods for the navier-stokes equations using solenoidal aproximations
Villardi de Montlaur, Adeline de; Peraire Guitart, Jaume; Huerta, Antonio (2009-06-08T07:49:26Z)
Conference report
Open AccessThis paper compares two methods to solve incompressible problems, in particular the Navier-Stokes equations, using a discontinuous polynomial interpolation that is exactly divergence-free in each element. The first method ... -
A framework for collaborative air traffic flow management minimizing costs for airspace users: Enabling trajectory options and flexible pre-tactical delay management
Xu, Yan; Dalmau Codina, Ramon; Melgosa Farrés, Marc; Villardi de Montlaur, Adeline de; Prats Menéndez, Xavier (2020-03-03)
Article
Open AccessThis paper proposes a collaborative air traffic flow management (ATFM) framework, in the scope of trajectory based operations, aiming to improve the cost-efficiency for airspace users (AUs) when facing ATFM regulations. ... -
Advanced methodology for wind resource assessment near hydroelectric dams in complex mountainous areas
Yang, Lin; Rojas Gregorio, José Ignacio; Villardi de Montlaur, Adeline de (2019-11-05)
Article
Open AccessTo increase renewable energy generation in some hydroelectric dams, a solution consisting in installing wind turbines close to dams is proposed. Indeed, dam surroundings are prone to benefit from wind speed-up effect, extra ... -
Airlines network analysis on an air-rail multimodal system
Delgado Muñoz, Luis; Gurtner, Gérald; Bolic, Tatjana; Trapote Barreira, César; Villardi de Montlaur, Adeline de (TU Delft, 2023)
Conference lecture
Open AccessThe network is a key asset for airlines because it defines their market power and constrains resource 12 allocation. In a hub and spoke network, short flights feed the airlines’ hubs to distribute passengers. 13 This network ... -
Airlines' network analysis on an air-rail multimodal system
Delgado Muñoz, Luis; Gurtner, Gérald; Bolic, Tatjana; Trapote Barreira, César; Villardi de Montlaur, Adeline de (2024-03-30)
Article
Open AccessThis article explores the potential impact of short-haul flight bans in Spain. We build the rail and flight network for the Spanish peninsula, merging openly available ADS-B-based data, for the reconstruction of air schedules ... -
Alternative Trajectory Options for Delay Reduction in Demand and Capacity Balancing
Xu, Yan; Dalmau Codina, Ramon; Melgosa Farrés, Marc; Villardi de Montlaur, Adeline de; Prats Menéndez, Xavier (2018)
Conference report
Open AccessAiming to a more collaborative demand and capacity balancing (DCB), in the scope of trajectory based operations, this paper presents an approach that takes alternative trajectories into a DCB optimization algorithm. ... -
An OpenFOAM set-up for simulating thermal winds in mountain/valley configurations
Athota, Rathan Babu; Rojas Gregorio, José Ignacio; Arias Calderón, Santiago; Villardi de Montlaur, Adeline de (2021)
Conference report
Open Access -
Analysis of the discontinuous Galerkin interior penalty method with solenoidal approximations for the stokes equations
Villardi de Montlaur, Adeline de; Fernández Méndez, Sonia (2014)
Article
Open AccessThe discontinuous Galerkin Interior Penalty Method with solenoidal approximations proposed in [13] for the incompressible Stokes equations is analyzed. Continuity and coercivity of the bilinear form are proved. A priori ... -
Analytical models for CO2 emissions and travel time for short-to-medium-haul flights considering available seats
Villardi de Montlaur, Adeline de; Delgado, Luis; Trapote Barreira, César (Multidisciplinary Digital Publishing Institute (MDPI), 2021-09-17)
Article
Open AccessRecently, there has been much interest in measuring the environmental impact of short-to-medium-haul flights. Emissions of CO2 are usually measured to consider the environmental footprint, and CO2 calculators are available ... -
Arrival trade-offs considering total flight and passenger delays and fairness
Villardi de Montlaur, Adeline de; Delgado Muñoz, Luis (2018)
Conference report
Restricted access - publisher's policyThis paper studies trade-offs between flight and passenger delays and fairness when assigning delay pre-tactically (on-ground at origin airport) due to reduced airport capacity. The paper also defines and analyses ... -
Comparison of OpenFOAM turbulence models for numerical simulation of thermally-driven winds
Rojas Gregorio, José Ignacio; Arias Calderón, Santiago; Athota, Rathan Babu; Villardi de Montlaur, Adeline de (Budapest University of Technology and Economics, 2022)
Conference lecture
Open AccessCommercial computational fluid dynamics (CFD) codes have often been used for simulation of atmospheric boundary layer (ABL) flows. The present work explores the potential of the open-source CFD software OpenFOAM for ... -
ComplexityCosts D2.2 - Model Implementation
Cristóbal, Samuel; Delgado, Luis; Tanner, Graham; Cook, Andrew; Pérez, David; Villardi de Montlaur, Adeline de (2015-08-28)
Research report
Open AccessThe primary objective of ComplexityCosts is to better understand ATM network performance trade-offs for different stakeholder investment mechanisms under certain disruptions. In this report, software implementation of the ... -
Control and guidance notes
Villardi de Montlaur, Adeline de; Díaz Aguiló, Marc (Universitat Politècnica de Catalunya, 2011)
Lecture notes
Open Access -
Delay assignment optimization strategies at pre-tactical and tactical levels
Villardi de Montlaur, Adeline de; Delgado Muñoz, Luis (2015)
Conference report
Restricted access - publisher's policy—This paper compares different optimization strategies for the minimization of flight and passenger delays at two levels: pre-tactical, with on-ground delay at origin, and tactical, with airborne delay close to the ... -
Discontinuous Galerkin methods for the Navier–Stokes equations using solenoidal approximations
Villardi de Montlaur, Adeline de; Fernández Méndez, Sonia; Peraire Guitart, Jaume; Huerta, Antonio (2010-10-20)
Article
Open AccessAn interior penalty method and a compact discontinuous Galerkin method are proposed and compared for the solution of the steady incompressible Navier–Stokes equations. Both compact formulations can be easily applied using ... -
Discontinuous Galerkin methods for the Stokes equations using divergence-free approximations
Villardi de Montlaur, Adeline de; Fernández Méndez, Sonia; Huerta, Antonio (2008-07)
Article
Open AccessA discontinuous Galerkin (DG) method with solenoidal approximation for the simulation of incompressible flow is proposed. It is applied to the solution of the Stokes equations. The interior penalty method is employed to ... -
Domain-driven multiple-criteria decision-making for flight crew decision support tool
Villardi de Montlaur, Adeline de; Delgado Muñoz, Luis; Prats Menéndez, Xavier (Elsevier, 2023-09-01)
Article
Open AccessDuring the flight, the crew might consider modifying their planned trajectory, taking into account currently available information, such as an updated weather forecast report or the already accrued amount of delay. This ...