An Automatic Thrust Calculation Method in Case of Engine Gear Missing in Flight Control Simulation System

The paper proposes an automatic thrust calculation method in the case of engine gear missing. The trimmed linearization method is used to calculate the equivalent throttle opening between the two gears. An automatic thrust calculation method is presented which uses the equivalent throttle opening as...

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Format: Article
Language:zho
Published: EDP Sciences 2018-12-01
Series:Xibei Gongye Daxue Xuebao
Subjects:
Online Access:https://www.jnwpu.org/articles/jnwpu/pdf/2018/06/jnwpu2018366p1116.pdf
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collection DOAJ
description The paper proposes an automatic thrust calculation method in the case of engine gear missing. The trimmed linearization method is used to calculate the equivalent throttle opening between the two gears. An automatic thrust calculation method is presented which uses the equivalent throttle opening as weight coefficient. The speed control system which has introduced the equivalent throttle opening is designed, and the speed is controlled through the combination of the speed control system and the vertical speed control system. In this way, four basic modes are realized in flight simulation——climb, glide, given the yaw angle, given the roll angle, and the special speed control mode. It takes A320 aircraft for an example, the aerodynamic parameters and the Idletrust and Miltrust coefficients are obtained from JSBSim. Carry out flight control simulation on the above modes by building aircraft flight simulation model through Simulink. The results of the flight speed control show that the proposed method can achieve precise control of the speed in multi-flight modes.
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spelling doaj.art-7d36c6f128fb43468c39b284c462b6382023-10-02T02:21:10ZzhoEDP SciencesXibei Gongye Daxue Xuebao1000-27582609-71252018-12-013661116112010.1051/jnwpu/20183661116jnwpu2018366p1116An Automatic Thrust Calculation Method in Case of Engine Gear Missing in Flight Control Simulation SystemThe paper proposes an automatic thrust calculation method in the case of engine gear missing. The trimmed linearization method is used to calculate the equivalent throttle opening between the two gears. An automatic thrust calculation method is presented which uses the equivalent throttle opening as weight coefficient. The speed control system which has introduced the equivalent throttle opening is designed, and the speed is controlled through the combination of the speed control system and the vertical speed control system. In this way, four basic modes are realized in flight simulation——climb, glide, given the yaw angle, given the roll angle, and the special speed control mode. It takes A320 aircraft for an example, the aerodynamic parameters and the Idletrust and Miltrust coefficients are obtained from JSBSim. Carry out flight control simulation on the above modes by building aircraft flight simulation model through Simulink. The results of the flight speed control show that the proposed method can achieve precise control of the speed in multi-flight modes.https://www.jnwpu.org/articles/jnwpu/pdf/2018/06/jnwpu2018366p1116.pdfautomatic thrust calculationtrimmed linearizationequivalent throttlespeed controlflight control simulation of a320engine gear missing
spellingShingle An Automatic Thrust Calculation Method in Case of Engine Gear Missing in Flight Control Simulation System
Xibei Gongye Daxue Xuebao
automatic thrust calculation
trimmed linearization
equivalent throttle
speed control
flight control simulation of a320
engine gear missing
title An Automatic Thrust Calculation Method in Case of Engine Gear Missing in Flight Control Simulation System
title_full An Automatic Thrust Calculation Method in Case of Engine Gear Missing in Flight Control Simulation System
title_fullStr An Automatic Thrust Calculation Method in Case of Engine Gear Missing in Flight Control Simulation System
title_full_unstemmed An Automatic Thrust Calculation Method in Case of Engine Gear Missing in Flight Control Simulation System
title_short An Automatic Thrust Calculation Method in Case of Engine Gear Missing in Flight Control Simulation System
title_sort automatic thrust calculation method in case of engine gear missing in flight control simulation system
topic automatic thrust calculation
trimmed linearization
equivalent throttle
speed control
flight control simulation of a320
engine gear missing
url https://www.jnwpu.org/articles/jnwpu/pdf/2018/06/jnwpu2018366p1116.pdf