Modeling Aircraft Departure at a Runway Using a Time-Varying Fluid Queue

Reducing the length of departure queues at runway entry points is one of the most important requirements for reducing aircraft traffic congestion and fuel consumption at airports. This study designs an aircraft departure model at a runway using a time-varying fluid queue. The proposed model enables...

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Main Authors: Eri Itoh, Mihaela Mitici, Michael Schultz
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Aerospace
Subjects:
Online Access:https://www.mdpi.com/2226-4310/9/3/119
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author Eri Itoh
Mihaela Mitici
Michael Schultz
author_facet Eri Itoh
Mihaela Mitici
Michael Schultz
author_sort Eri Itoh
collection DOAJ
description Reducing the length of departure queues at runway entry points is one of the most important requirements for reducing aircraft traffic congestion and fuel consumption at airports. This study designs an aircraft departure model at a runway using a time-varying fluid queue. The proposed model enables us to determine the aircraft waiting time in the departure queue and to evaluate effective control approaches for assigning suitable holds at gates rather than runway entry points. As a case study, this study modeled the departure queue at runway 05 of Tokyo International Airport for an entire day of operations. Using actual traffic data of departures at the airport, the model estimates that aircraft spend a total of 2.5 h departure waiting time in a day at runway 05. Considering the stochastic nature of actual departure traffic, the relevance of the proposed model is discussed using validation criteria. The model estimation shows a reasonable, expected order of magnitude compared with the departure queue recorded in the actual traffic data. Furthermore, ecological and economic benefits are quantitatively evaluated assuming a reduction in the departure queue length. Our results show that about one kiloton of fuel oil per year is wasted due to aircraft waiting to depart from a single departure runway.
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spelling doaj.art-2ab41139a54a4ac6b3d177ebe2b076842023-11-30T10:27:39ZengMDPI AGAerospace2226-43102022-02-019311910.3390/aerospace9030119Modeling Aircraft Departure at a Runway Using a Time-Varying Fluid QueueEri Itoh0Mihaela Mitici1Michael Schultz2Department of Aeronautics and Astronautics, The University of Tokyo, Tokyo 113-8656, JapanFaculty of Aerospace Engineering, Delft University of Technology, 2926 HS Delft, The NetherlandsInstitute of Logistics and Aviation, Technische Universität Dresden, 01069 Dresden, GermanyReducing the length of departure queues at runway entry points is one of the most important requirements for reducing aircraft traffic congestion and fuel consumption at airports. This study designs an aircraft departure model at a runway using a time-varying fluid queue. The proposed model enables us to determine the aircraft waiting time in the departure queue and to evaluate effective control approaches for assigning suitable holds at gates rather than runway entry points. As a case study, this study modeled the departure queue at runway 05 of Tokyo International Airport for an entire day of operations. Using actual traffic data of departures at the airport, the model estimates that aircraft spend a total of 2.5 h departure waiting time in a day at runway 05. Considering the stochastic nature of actual departure traffic, the relevance of the proposed model is discussed using validation criteria. The model estimation shows a reasonable, expected order of magnitude compared with the departure queue recorded in the actual traffic data. Furthermore, ecological and economic benefits are quantitatively evaluated assuming a reduction in the departure queue length. Our results show that about one kiloton of fuel oil per year is wasted due to aircraft waiting to depart from a single departure runway.https://www.mdpi.com/2226-4310/9/3/119data analysisqueuing theoryairport operationsrunway managementdeparture air traffic
spellingShingle Eri Itoh
Mihaela Mitici
Michael Schultz
Modeling Aircraft Departure at a Runway Using a Time-Varying Fluid Queue
Aerospace
data analysis
queuing theory
airport operations
runway management
departure air traffic
title Modeling Aircraft Departure at a Runway Using a Time-Varying Fluid Queue
title_full Modeling Aircraft Departure at a Runway Using a Time-Varying Fluid Queue
title_fullStr Modeling Aircraft Departure at a Runway Using a Time-Varying Fluid Queue
title_full_unstemmed Modeling Aircraft Departure at a Runway Using a Time-Varying Fluid Queue
title_short Modeling Aircraft Departure at a Runway Using a Time-Varying Fluid Queue
title_sort modeling aircraft departure at a runway using a time varying fluid queue
topic data analysis
queuing theory
airport operations
runway management
departure air traffic
url https://www.mdpi.com/2226-4310/9/3/119
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