Active Flow Control Method for Small Ducted Aircraft

Yan xuan Wu, Xiao yu Qiao*, Xin yue Zhao, Wei Zhang

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Citations (Scopus)

Abstract

The small ducted type aircraft adopts the control rudder surface as the main flight attitude control surface of the aircraft. In order to produce enough control torque in the limited space, the control rudder surface needs to be completely located in the under wash flow of the culvert fan. Therefore, the control rudder is generally installed in the culvert ring, located below the fan. The rudder deflection produces a control torque to tilt the aircraft, and the high-speed level flight of the aircraft is realized by the forward component of engine thrust/pull force. This control method is deficient caused by the flow characteristics of the culvert around the stream. Therefore, the active flow control scheme based on synthetic jet is used to control the position of air separation artificially to help the control rudder surface to produce enough and stable control torque. The steady jet and synthetic jet are analyzed and verified by CFD simulation method, and a lot of data are obtained. This paper provides a new idea for the development of small ducted aircraft control system in the future.

Original languageEnglish
Title of host publicationProceedings of 2021 International Conference on Autonomous Unmanned Systems, ICAUS 2021
EditorsMeiping Wu, Yifeng Niu, Mancang Gu, Jin Cheng
PublisherSpringer Science and Business Media Deutschland GmbH
Pages2318-2326
Number of pages9
ISBN (Print)9789811694912
DOIs
Publication statusPublished - 2022
EventInternational Conference on Autonomous Unmanned Systems, ICAUS 2021 - Changsha, China
Duration: 24 Sept 202126 Sept 2021

Publication series

NameLecture Notes in Electrical Engineering
Volume861 LNEE
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

ConferenceInternational Conference on Autonomous Unmanned Systems, ICAUS 2021
Country/TerritoryChina
CityChangsha
Period24/09/2126/09/21

Keywords

  • Aerodynamic analysis
  • CFD
  • Ducted fan UAV
  • Flow control
  • Synthetic jet

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