Abstract

The aim of aircraft engines development is the propulsion which is characterized by high power-to-mass ratio. Therefore, the alternative solutions that provide the required power by the low weight propulsion are sought after. The main advantage of these solutions is improvement of environmental and economic properties. This paper presents the overview of solutions and studies conducted for the unmanned aerial vehicles propulsion. For the purposes of studies a test bench was prepared. Its enables the comparison of the propulsion operating parameters taking into account changes in the values of thrust and propulsion power. The summary includes a proposal to improve the environmental indicators of propulsion systems for unmanned aerial vehicles.

Highlights

  • As a result of the growing popularity of unmanned aircraft, these objects are used increasingly more often

  • Unmanned aerial vehicles are used in the activities of: monitoring disaster, geodetic and meteorological measurements, in search and rescue, forensic finding, aerial photography, inspection of power lines and pipelines, as well as forest fire detection and monitoring [1,2,3,4]

  • The main task of propulsion system for unmanned aerial vehicles is to provide the thrust needed for flight

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Summary

Introduction

As a result of the growing popularity of unmanned aircraft, these objects are used increasingly more often. Unmanned aerial vehicles are used both for military and civilian purposes. The main task of propulsion system for unmanned aerial vehicles is to provide the thrust needed for flight. Small UAVs mostly use lithium-polymer batteries (LiPo), while larger vehicles rely on conventional airplane engines. For commercial and military airplanes alike as well as flying platforms, mainly internal combustion engines are used as propulsion. Despite such a high popularity of this type of drive, manufacturers are increasingly looking for alternative solutions, which combining an internal combustion engine with an electric motor or, for smaller aircraft (platforms), to completely replace ICE with electric drives. Electric engines compared to ICE are much less complicated to use and operate

International Congress on Combustion Engines
Research methodology
Summary
Findings
The Consumer Drone Market
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