نتایج جستجو برای: airport runway

تعداد نتایج: 9097  

2015
Qinxia Wang Huafei Wang

A runway incursion is defined as any occurrence in the airport runway environment involving an aircraft, vehicle, person, or object on the ground that creates a collision hazard or results in a loss of required separation with an aircraft taking off, intending to take off, landing, or intending to land. Multiple factors could contribute to runway incursion, including pilots’ failure to accurate...

2007
Jiajia Shang Zhongke Shi

To meet the request of recognizing the runway synchronously and precisely for the UAV during the autonomous landing, the paper presents a method for automatic recognizing airport runway based on the knowledge of vision. Making full use of the characteristics of the runway region and boundary, this method first gets the approximate region by projection, then obtains the boundary by fitting line ...

2003
Ioannis Anagnostakis John-Paul Clarke

The airport runway is a scarce resource that must be shared by different runway operations (arrivals, departures and runway crossings). Given the possible sequences of runway events, careful Runway Operations Planning (ROP) is required if runway utilization is to be maximized. Thus, Runway Operations Planning (ROP) is a critical component of airport operations planning in general and surface op...

2010
Babak Ghalebsaz-Jeddi George L. Donohue John F. Shortle

Managing operations of the aircraft approach process and analyzing runway landing capacity, utilization and related risks require detailed insight into the stochastic characteristics of the process. These characteristics can be represented by probability distributions. The focus of this study is analyzing landings on a runway operating independent of other runways making it as a single runway. ...

Journal: :Transportation Science 2016
Ioannis Simaiakis Hamsa Balakrishnan

This paper presents an analytical model of the aircraft departure process at an airport. The modeling procedure includes the estimation of unimpeded taxi-out time distributions, and the development of a queuing model of the departure runway system based on the transient analysis of D(t)/Ek(t)/1 queuing systems. The parameters of the runway service process are estimated using operational data. U...

Journal: :CoRR 2008
Zhang Yu Shi Zhong-ke Wang Run-quan

By considering the features of the airport runway image filtering, an improved bilateral filtering method was proposed which can remove noise with edge preserving. Firstly the steerable filtering decomposition is used to calculate the sub-band parameters of 4 orients, and the texture feature matrix is then obtained from the sub-band local median energy. The texture similar, the spatial closer a...

2002
Prakash Subramanian

Author: Prakash Subramanian Title: A Simulation Study to Investigate Runway Capacity Using TAAM Institution: Embry-Riddle Aeronautical University Degree: Master of Business Administration in Aviation Year: 2002 This study outlines a method to evaluate runway layouts using simulation, to aid in the airport planning and decision making process. As a sample study, the maximum throughput capacities...

Journal: :Jurnal deformasi 2022

The facilities available at the airport affect smooth operation of airline operations an airport. One factors causing flight delays is operational technical which include condition (runway) or runways that cannot be used, this study uses qualitative research methods because using method more a clear description problem in accordance with facts field. Based on results Husein Sastranegara Airport...

2014
Ioannis Simaiakis Hamsa Balakrishnan

T HE Erlang distribution has been used to model the runway service process in queuing models of air traffic operations [1–3] since its use was first proposed by Hengsbach and Odoni [4]. It has been shown to offer certain computational advantages because it can be viewed as a sum of exponential distributions. However, there have been few prior efforts to validate Erlang distribution assumptions ...

2017
L. Moretti G. Cantisani S. Caro

The objective of this paper is to assess the veer-off risk of an Italian airport that is characterized for having near 12,000 annual movements. The name of this airport is not disclosed for security purposes. The methodology used followed the principles of probabilistic risk analysis in order to characterize the events and assess the corresponding damages. The study used statistical data about ...

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