Browsing by Author "Dalmau Codina, Ramon"
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4D Continuous Descent Operations Supported by an Electronic Flight Bag
Prats Menéndez, Xavier; Bendris, Bianca; Dalmau Codina, Ramon; Montolio, Josep; Day, Brent; Lenz, Helge; Kohrs, Ralf (2016)
Conference report
Open AccessThis paper describes a set of flight simulation experiments carried out with the DLR’s Generic Cockpit Simulator (GECO). A new concept named time and energy managed operations (TEMO), which aims to enable advanced four ... -
A Fast and Flexible Aircraft Trajectory Predictor and Optimiser for ATM Research Applications
Dalmau Codina, Ramon; Melgosa Farrés, Marc; Vilardaga García-Cascón, Santi; Prats Menéndez, Xavier (2018)
Conference report
Open AccessTrajectory prediction and optimisation algorithms will be the keystone for a successful trajectory based operations concept implementation, where accurate predictions and optimal trajectories will be needed for a wide ... -
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. ... -
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. ... -
APACHE - Report on the availability of the APACHE framework
Prats Menéndez, Xavier; Dalmau Codina, Ramon; Barrado Muxí, Cristina; Xu, Yan; Netjasov, Fedja; Pavlovic, Goran; Vidosavljevic, Andrija (2018-07-25)
Research report
Open AccessThe APACHE project proposes a new framework to assess European ATM (air traffic management) performance based on simulation, optimization and performance assessment tools that will be able to capture the complex interdependencies ... -
APACHE - Results from simulations and analysis of results
Agüi, Ignacio; Prats Menéndez, Xavier; Dalmau Codina, Ramon; Netjasov, Fedja; Pavlovic, Goran; Vidosavljevic, Andrija (2018-07-25)
Research report
Open AccessThis document presents the results from validation exercises of the APACHE Project. Its purpose is to identify, describe and assess the results generated by the different assessments and simulations carried out towards the ... -
Arrival traffic synchronisation with Required Time of Arrivals for fuel-efficient trajectories
Pawelek, Adrian; Dalmau Codina, Ramon; Lichota, Piotr; Prats Menéndez, Xavier (2017)
Conference report
Restricted access - publisher's policyContinuous descent operations (CDOs) with required times of arrival (RTAs) have been identified as a potential solution to reduce fuel consumption and noise nuisance in the ma- neuvering area and without compromising ... -
Assessing the impact of relaxing cruise operations with a reduction of the minimum rate of climb and/or step climb heights
Dalmau Codina, Ramon; Prats Menéndez, Xavier (2017-11-01)
Article
Open AccessA compromise solution to increase flight efficiency in cruise, but without penalising capacity (or even safety), would be perhaps to remove (or relax) the minimum rate of climb (ROC) constraint and/or to reduce the height ... -
Assessment of the feasible CTA windows for efficient spacing with energy-neutral CDO
Dalmau Codina, Ramon; Prats Menéndez, Xavier (2016)
Conference report
Open AccessContinuous descent operations (CDO) with con- trolled times of arrival (CTA) at one or several metering fixes could enable environmentally friendly procedures at the same time that terminal ... -
Climb, cruise, and descent speed reduction for airborne delay without extra fuel
Xu, Yan; Dalmau Codina, Ramon; Prats Menéndez, Xavier (2018-05-01)
Article
Open AccessIn the majority of situations, air traffic flow management (ATFM) regulations are issued due to weather-related capacity reductions. Considering the uncertainties in weather prediction and other unforeseen factors, ATFM ... -
Combining the assignment of pre-defined routes and RTAs to sequence and merge arrival traffic
Dalmau Codina, Ramon; Alenka, Justinas; Prats Menéndez, Xavier (2017)
Conference report
Restricted access - publisher's policyContinuous descent operations (CDO) with required times of arrival (RTAs) have been identi ed as a potential solution to reduce the environmental impact without compromising capacity. However, in high traffic scenarios ... -
Comparison of various guidance strategies to achieve time constraints in optimal descents
Dalmau Codina, Ramon; Prats Menéndez, Xavier; Verhoeven, Ronald; Bussink, Frank; Heesbeen, Bart (2019-01-01)
Article
Open AccessContinuous Descent Operations (CDOs) have been subject of extensive research in the last decades. Even if proving successful in reducing the environmental impact [1], such operations suffer from a well-known drawback: the ... -
Controlled time of arrival windows for already initiated energy-neutral continuous descent operations
Dalmau Codina, Ramon; Prats Menéndez, Xavier (2017-12-01)
Article
Open AccessContinuous descent operations with controlled times of arrival at one or several metering fixes could enable environmentally friendly procedures without compromising terminal airspace capacity. This paper focuses on ... -
Effects of speed reduction in climb, cruise and descent phases to generate linear holding at no extra fuel cost
Xu, Yan; Dalmau Codina, Ramon; Prats Menéndez, Xavier (2016)
Conference report
Open AccessSpeed reduction strategies have proved to be useful to recover delay if air traffic flow management regulations are cancelled before initially planned. Considering that for short- haul flights the ... -
Encoder-Decoder Approach to Predict Airport Operational Runway Configuration A case study for Amsterdam Schiphol airport
Dalmau Codina, Ramon; Herrema, Floris (2019)
Conference lecture
Open AccessThe runway configuration of an airport is the com- bination of runways that are active for arrivals and departures at any time. The runway configuration has a major influence on the capacity of the airport, taxiing times, ... -
Estimating fuel consumption from radar tracks
Dalmau Codina, Ramon; Pérez Batlle, Marcos; Prats Menéndez, Xavier (2018)
Conference report
Open AccessFuel consumption is one of the major considerations for both the impact of aviation in the environment and the cost of operations. This paper assesses the accuracy of a method capable of producing aircraft fuel estimates ... -
Estimating fuel consumption from radar tracks: a validation exercise using FDR and radar tracks from descent trajectories
Dalmau Codina, Ramon; Prats Menéndez, Xavier; Ramonjoan Escobar, Alex; Soley, Santiago (Springer, 2020-02-19)
Article
Open AccessFuel consumption is one of the major considerations for both the impact of aviation in the environment and the cost of operations. This paper assesses the accuracy of a method capable of producing aircraft fuel estimates ... -
Estimation and prediction of weather variables from surveillance data using spatio-temporal Kriging
Dalmau Codina, Ramon; Pérez Batlle, Marcos; Prats Menéndez, Xavier (2017)
Conference report
Open AccessState-of-the-art weather data obtained from numerical weather predictions are unlikely to satisfy the requirements of the future air traffic management system. A potential approach to improve the resolution and accuracy ... -
Fast sensitivity-based optimal trajectory updates for descent operations subject to time constraints
Dalmau Codina, Ramon; Baxley, Brian; Prats Menéndez, Xavier (Institute of Electrical and Electronics Engineers (IEEE), 2018)
Conference report
Open AccessThe ability to meet a controlled time of arrival during a continuous descent operation will enable environmentally friendly and fuel efficient descent operations while simultaneously maintaining airport throughput. Previous ... -
Flight testing Time and Energy Managed Operations (TEMO)
Verhoeven, Ronald; Bussink, Frank; Prats Menéndez, Xavier; Dalmau Codina, Ramon (2016)
Conference report
Open AccessThe expected growth in air traffic combined with an increased public concern for the environment, have forced legislators to rethink the current air traffic system design. The current air traffic system operates at its ...