<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>In recent years, a large number of one- to two-seat-type helicopters have appeared, raising the possibility to determine the dependencies inherent in these classes. Such dependencies are extremely necessary at the preliminary design stage, in particular, for determining the fuel mass. The relative mass of fuel depends on the required range and flight time of the helicopter, as well as on the characteristics of the engine and the required power of the helicopter. Based on statistical data, the article presents an approximate relation of the hourly fuel consumption of engines that small helicopters are equipped with. The additional amount of fuel required to complete missions has also been determined. General dependency of the fuel weight that can be used at the preliminary design stage is presented according to the analysis results.</p>
</abstract>

In recent years, a large number of one- to two-seat-type helicopters have appeared, raising the possibility to determine the dependencies inherent in these classes. Such dependencies are extremely necessary at the preliminary design stage, in particular, for determining the fuel mass. The relative mass of fuel depends on the required range and flight time of the helicopter, as well as on the characteristics of the engine and the required power of the helicopter. Based on statistical data, the article presents an approximate relation of the hourly fuel consumption of engines that small helicopters are equipped with. The additional amount of fuel required to complete missions has also been determined. General dependency of the fuel weight that can be used at the preliminary design stage is presented according to the analysis results.

Fuel Weight Determination of Ultralight and Very Light Helicopters at the Preliminary Design Stage

Transactions on Aerospace Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

In recent years, a large number of one- to two-seat-type helicopters have appeared, raising the possibility to determine the dependencies inherent in these...

Fuel Weight Determination of Ultralight and Very Light Helicopters at the Preliminary Design Stage

Published Online: Sep 27, 2022

Page range: 48 - 55

Received: Nov 05, 2021

Accepted: Jun 20, 2022

DOI: https://doi.org/10.2478/tar-2022-0016

Keywords
ultralight helicopter, very light helicopter, fuel consumption, preliminary design

© 2022 Vitaly Dudnik et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Fuel Weight Determination of Ultralight and Very Light Helicopters at the Preliminary Design Stage

Published Online: Sep 27, 2022

Page range: 48 - 55

Received: Nov 05, 2021

Accepted: Jun 20, 2022

DOI: https://doi.org/10.2478/tar-2022-0016

Keywordsultralight helicopter, very light helicopter, fuel consumption, preliminary design

© 2022 Vitaly Dudnik et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
ultralight helicopter, very light helicopter, fuel consumption, preliminary design