نتایج جستجو برای: landings

تعداد نتایج: 1223  

1999
Alexis Guigue Sofiane Oussedik Daniel Delahaye

Alexis Guigue Laboratoire d'optimisation Globale 7, Avenue Edouard Belin 31055 Toulouse, France [email protected] Tel : + 33 5 62 17 41 83 So ane Oussedik Centre de Math ematiques Appliqu ees Ecole Polytechnique 91128 Palaiseau Cedex, France [email protected] Tel : + 33 1 69 33 46 65 Daniel Delahaye y Laboratoire d'Optimisation Globale 7, Avenue Edouard Belin 31055 Toulous...

2003
Andrew Jackson

This paper evaluates the impacts of increased economic integration with the United States in the wake of the Free Trade Agreement (FTA) and the North American Free Trade Agreement (NAFTA) against the backdrop of the " great free trade debate " of the late 1980s. Part One briefly summarizes the key issues raised in the debate, when proponents claimed that the FTA would boost long-term economic g...

Journal: :Military medicine 2010
Timothy C Sell Yungchien Chu John P Abt Takashi Nagai Jennifer Deluzio Mark A McGrail Russell S Rowe Scott M Lephart

The additional weight of combat and protective equipment carried by soldiers on the battlefield and insufficient adaptations to this weight may increase the risk of musculoskeletal injury. The objective of this study was to determine the effects of the additional weight of equipment on knee kinematics and vertical ground reaction forces (VGRF) during two-legged drop landings. We tested kinemati...

Journal: :Military medicine 2009
John W Whitting Julie R Steele Mark Jaffrey Bridget J Munro

The Australian Defence Force Parachute Training School instructs trainees to make initial ground contact using a flat foot whereas United States paratroopers are taught to contact the ground with the ball of the foot first. This study aimed to determine whether differences in foot pitch affected parachute landing technique. Kinematic, ground reaction force and electromyographic data were analyz...

2004
Daniel Fitzgerald Rodney Walker Duncan Campbell

This paper introduces the forced landing problem for UAVs and presents the machine-vision based approach taken for this research. The forced landing problem, is a new field of research for UAVs and this paper will show the preliminary analysis to date. The results are based on video data collected from a series of flight trials in a Cessna 172. The aim of this research is to locate " safe " lan...

Journal: :Transportation Science 2000
John E. Beasley Mohan Krishnamoorthy Yazid M. Sharaiha D. Abramson

In this paper we consider the problem of scheduling aircraft (plane) landings at an airport. This problem is one of deciding a landing time for each plane such that each plane lands within a predetermined time window and separation criteria between the landing of a plane, and the landing of all successive planes, are respected. We present a mixed-integer zero-one formulation of the problem for ...

2006
Hamsa Balakrishnan Bala Chandran

Optimal scheduling of airport runway operations can play an important role in improving the safety and efficiency of the National Airspace System (NAS). Methods that compute the optimal landing sequence and landing times of aircraft, while delivering high quality solutions, must accommodate practical issues that affect the implementation of the schedule. One such practical consideration, known ...

Journal: :Medicine & Science in Sports & Exercise 2019

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