نتایج جستجو برای: full aircraft model

تعداد نتایج: 2357047  

Journal: :روش های عددی در مهندسی (استقلال) 0
سید حسین پورتاکدوست و سیداحمد فاضل زاده حقیقی seid h. pourtakdoust s.a. fazelzadeh haghighi

guidance and control of aircraft in the landing phase imposes extra pilot work loads, hence application of automatic landing control systems is of great importance. in this study automatic landing control systems are introduced and an optimal landing control system is designed. the control system performance criteria are based on minimum control effort. the designed system is simulated for a tr...

2017
Michael Stewart Bryan Matthews

Flight crews and air traffic controllers have reported many safety concerns regarding area navigation standard terminal arrival routes (RNAV STARs). Specifically, optimized profile descents (OPDs). However, our information sources to quantify these issues are limited to subjective reporting and timeconsuming case-by-case investigations. This work is a preliminary study into the objective perfor...

2015
Hui Li Hai-tao Jiang Xiao-dong Su

To ensure the operation safety of landing signal officer (LSO) to pilot during carrierbased aircraft landing, the paper proposed a “LSO-pilot-aircraft” instruction associated with operation system. LSO guide mission, and design instruction associated with operation element is been analysed. The relationship and matching of “LSO-pilotaircraft” system are exhibited by instruction associated with ...

2005
J. T. Xing

The dynamic response of an integrated aircraft-floating structure-water interaction system excited by the impact of a landing aircraft is investigated. The aircraft and the floating structure are considered 2 elastic substructures, and the water is treated as a fluid subdomain. The landing gears of the aircraft are modeled by 3 supporting systems, each consisting of a spring and a damper. A mix...

2007
Atsushi Fujimori Lennart Ljung

This article presents parameter estimation of continuous-time polytopic models for a linear parameter varying (LPV) system. The prediction error method of linear time invariant (LTI) models is modi ed for polytopic models. The modi ed prediction error method is applied to an LPV aircraft system whose varying parameter is the ight velocity and model parameters are the stability and control deriv...

2006
D. G. Zimcik

The noise levels in the passenger cabin of turbopropeller-driven aircraft are typically higher than the noise levels in comparable turbofan-powered aircraft. The sources of noise in a turboprop aircraft include boundary layer flow noise, structure-borne noise due to engine vibration, and acoustic excitation of the fuselage due to the propeller, with the latter being dominant for most turboprop ...

Journal: :Aerospace 2023

The flight dynamics of a compound aircraft are highly coupled and significantly different from those single aircraft. In this paper, the characteristic three-unit connected analyzed in detail. By distinguishing aircraft’s modes into symmetric mode group an asymmetric group, mechanisms by which relative roll impact rigid-body vehicle become clear. trim configuration has profound influence on its...

2000
CHARLES JORGENSEN KEVIN WHEELER SLAWOMIR STEPNIEWSKI

This paper presents results of a recent experiment in fine grain Electromyographic (EMG) signal recognition. We demonstrate bioelectric flight control of 757 class simulation aircraft landing at San Francisco International Airport. The physical instrumentality of a pilot control stick is not used. A pilot closes a fist in empty air and performs control movements which are captured by a dry elec...

2000
Hawaii Maui Charles Jorgensen Kevin Wheeler Slawomir Stepniewski

This paper presents results of a recent experiment in fine grain Electromyographic (EMG) signal recognition. We demonstrate bioelectric flight control of 757 class simulation aircraft landing at San Francisco International Airport. The physical instrumentality of a pilot control stick is not used. A pilot closes a fist in empty air and performs control movements which are captured by a dry elec...

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