Actuator Rate Limiting Boundary Based on Pilot-vehicleSystem Stability Requirements

Actuator rate limiting is the primary course of aircraft pilot coupling(APC) for fly-by-wire(FBW) aircraft. The actuator rate limiting is modeled by describing function. The relationships between actuator rate limiting, APC onset frequency and PVS closed-loop stability are analyzed. On the basis of...

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Main Authors: Liu Yan, Gao Zhenghong, Zhang Xingyu
Format: Article
Language:zho
Published: Editorial Department of Advances in Aeronautical Science and Engineering 2018-02-01
Series:Hangkong gongcheng jinzhan
Subjects:
Online Access:http://hkgcjz.cnjournals.com/hkgcjz/article/abstract/2017122?st=article_issue
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author Liu Yan
Gao Zhenghong
Zhang Xingyu
author_facet Liu Yan
Gao Zhenghong
Zhang Xingyu
author_sort Liu Yan
collection DOAJ
description Actuator rate limiting is the primary course of aircraft pilot coupling(APC) for fly-by-wire(FBW) aircraft. The actuator rate limiting is modeled by describing function. The relationships between actuator rate limiting, APC onset frequency and PVS closed-loop stability are analyzed. On the basis of this, an actuator rate limiting boundary determining method is proposed. A relaxed static stability(RSS) aircraft is taken as an example, based on the optimized McRuer pilot model, the longitudinal actuator rate limiting boundary that can ensure the closed-loop stability is determined. The open loop onset point(OLOP) criterion evaluating results shows that the method can avoid APC with minimum cost and the determined actuator rate limiting boundary coincides with the actuator rate corresponds to OLOP criterion boundary, indicating that the proposed rate limiting boundary determining method is reasonable.
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spelling doaj.art-1c924d5b842f45ee8673f207aee4eb0c2022-12-22T03:26:08ZzhoEditorial Department of Advances in Aeronautical Science and EngineeringHangkong gongcheng jinzhan1674-81902018-02-0191283410.16615/j.cnki.1674-8190.2018.01.00420180104Actuator Rate Limiting Boundary Based on Pilot-vehicleSystem Stability RequirementsLiu Yan0Gao Zhenghong1Zhang Xingyu2School of Aeronautics, Northwestern Polytechnical University, Xi'an 710072, ChinaSchool of Aeronautics, Northwestern Polytechnical University, Xi'an 710072, ChinaSchool of Aeronautics, Northwestern Polytechnical University, Xi'an 710072, ChinaActuator rate limiting is the primary course of aircraft pilot coupling(APC) for fly-by-wire(FBW) aircraft. The actuator rate limiting is modeled by describing function. The relationships between actuator rate limiting, APC onset frequency and PVS closed-loop stability are analyzed. On the basis of this, an actuator rate limiting boundary determining method is proposed. A relaxed static stability(RSS) aircraft is taken as an example, based on the optimized McRuer pilot model, the longitudinal actuator rate limiting boundary that can ensure the closed-loop stability is determined. The open loop onset point(OLOP) criterion evaluating results shows that the method can avoid APC with minimum cost and the determined actuator rate limiting boundary coincides with the actuator rate corresponds to OLOP criterion boundary, indicating that the proposed rate limiting boundary determining method is reasonable.http://hkgcjz.cnjournals.com/hkgcjz/article/abstract/2017122?st=article_issueaircraft pilot couplingpilot vehicle systemrate limitingdescribing functiononset frequency
spellingShingle Liu Yan
Gao Zhenghong
Zhang Xingyu
Actuator Rate Limiting Boundary Based on Pilot-vehicleSystem Stability Requirements
Hangkong gongcheng jinzhan
aircraft pilot coupling
pilot vehicle system
rate limiting
describing function
onset frequency
title Actuator Rate Limiting Boundary Based on Pilot-vehicleSystem Stability Requirements
title_full Actuator Rate Limiting Boundary Based on Pilot-vehicleSystem Stability Requirements
title_fullStr Actuator Rate Limiting Boundary Based on Pilot-vehicleSystem Stability Requirements
title_full_unstemmed Actuator Rate Limiting Boundary Based on Pilot-vehicleSystem Stability Requirements
title_short Actuator Rate Limiting Boundary Based on Pilot-vehicleSystem Stability Requirements
title_sort actuator rate limiting boundary based on pilot vehiclesystem stability requirements
topic aircraft pilot coupling
pilot vehicle system
rate limiting
describing function
onset frequency
url http://hkgcjz.cnjournals.com/hkgcjz/article/abstract/2017122?st=article_issue
work_keys_str_mv AT liuyan actuatorratelimitingboundarybasedonpilotvehiclesystemstabilityrequirements
AT gaozhenghong actuatorratelimitingboundarybasedonpilotvehiclesystemstabilityrequirements
AT zhangxingyu actuatorratelimitingboundarybasedonpilotvehiclesystemstabilityrequirements