Autogiros: Review and Classification

The article reviews autogiros, concentrating on their flight history, development, application, flight principle, components, and advantages over other aircraft. Firstly, the history of autogiros is presented, focusing on breakthrough inventions and clarifying their significance for overall rotorcra...

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Main Authors: Tsvetomir Gechev, Krasimir Nedelchev, Ivan Kralov
Format: Article
Language:English
Published: MDPI AG 2025-01-01
Series:Aerospace
Subjects:
Online Access:https://www.mdpi.com/2226-4310/12/1/48
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author Tsvetomir Gechev
Krasimir Nedelchev
Ivan Kralov
author_facet Tsvetomir Gechev
Krasimir Nedelchev
Ivan Kralov
author_sort Tsvetomir Gechev
collection DOAJ
description The article reviews autogiros, concentrating on their flight history, development, application, flight principle, components, and advantages over other aircraft. Firstly, the history of autogiros is presented, focusing on breakthrough inventions and clarifying their significance for overall rotorcraft development. Then, contemporary scientific research on the autogiro is reviewed in detail, and the available research gap is determined. The flight principle and technical fundamentals of autogiros are also briefly discussed, and a comparison between autogiros, helicopters, and fixed-wing aircraft is performed. Autogiros’ applications for civil, military, and mixed purposes are pointed out and schematically presented. The main part of the article comprises an overview of the different components and systems in the structure of the reviewed aircraft, including the main rotor, propeller, engine, cockpit, and others. Additionally, a comprehensive classification mostly concerning contemporary and homologated autogiros is described and schematically presented. Experimental and compound gyroplane designs are also examined and marked in the classification. The aircraft are categorized depending on the main structure type, mast availability, number of seats, number of rotors and rotor blades, rotor and mast position, propeller and tail type and position, pre-rotator type, and power source. The idea of different autogiro variants presented in the classification is enhanced with visual examples. This work is an addition to the efforts of promoting autogiros and research on them. It offers complete information regarding the aircraft and could serve as a kind of starting point for engineers in the design process of such types of flying machines.
format Article
id doaj-art-e1c46f35d5e44be98731f06647da2ba9
institution Kabale University
issn 2226-4310
language English
publishDate 2025-01-01
publisher MDPI AG
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series Aerospace
spelling doaj-art-e1c46f35d5e44be98731f06647da2ba92025-01-24T13:15:37ZengMDPI AGAerospace2226-43102025-01-011214810.3390/aerospace12010048Autogiros: Review and ClassificationTsvetomir Gechev0Krasimir Nedelchev1Ivan Kralov2Faculty of Transport, Technical University of Sofia, 1000 Sofia, BulgariaFaculty of Transport, Technical University of Sofia, 1000 Sofia, BulgariaFaculty of Transport, Technical University of Sofia, 1000 Sofia, BulgariaThe article reviews autogiros, concentrating on their flight history, development, application, flight principle, components, and advantages over other aircraft. Firstly, the history of autogiros is presented, focusing on breakthrough inventions and clarifying their significance for overall rotorcraft development. Then, contemporary scientific research on the autogiro is reviewed in detail, and the available research gap is determined. The flight principle and technical fundamentals of autogiros are also briefly discussed, and a comparison between autogiros, helicopters, and fixed-wing aircraft is performed. Autogiros’ applications for civil, military, and mixed purposes are pointed out and schematically presented. The main part of the article comprises an overview of the different components and systems in the structure of the reviewed aircraft, including the main rotor, propeller, engine, cockpit, and others. Additionally, a comprehensive classification mostly concerning contemporary and homologated autogiros is described and schematically presented. Experimental and compound gyroplane designs are also examined and marked in the classification. The aircraft are categorized depending on the main structure type, mast availability, number of seats, number of rotors and rotor blades, rotor and mast position, propeller and tail type and position, pre-rotator type, and power source. The idea of different autogiro variants presented in the classification is enhanced with visual examples. This work is an addition to the efforts of promoting autogiros and research on them. It offers complete information regarding the aircraft and could serve as a kind of starting point for engineers in the design process of such types of flying machines.https://www.mdpi.com/2226-4310/12/1/48autogiroautogyrogyroplaneclassificationaviationengine
spellingShingle Tsvetomir Gechev
Krasimir Nedelchev
Ivan Kralov
Autogiros: Review and Classification
Aerospace
autogiro
autogyro
gyroplane
classification
aviation
engine
title Autogiros: Review and Classification
title_full Autogiros: Review and Classification
title_fullStr Autogiros: Review and Classification
title_full_unstemmed Autogiros: Review and Classification
title_short Autogiros: Review and Classification
title_sort autogiros review and classification
topic autogiro
autogyro
gyroplane
classification
aviation
engine
url https://www.mdpi.com/2226-4310/12/1/48
work_keys_str_mv AT tsvetomirgechev autogirosreviewandclassification
AT krasimirnedelchev autogirosreviewandclassification
AT ivankralov autogirosreviewandclassification