<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The article presents a mathematical model describing the operation of a piston pneumatic air engine. Compressed air engines are an alternative to classic combustion solutions as they do not directly emit toxic exhaust components. In the study, a modified internal combustion piston engine was adopted as pneumatic engine. The mathematical model was divided on the two subsystems, that is, mechanical and pneumatic. The mechanical subsystem describes a transformation of compressed air supply process parameters to energy transferred to the piston and further the conversion of the translational to rotary motion; in turn, in the pneumatic part, the lumped elements method was used. Calculations were carried out using the Matlab-Simulink software, resulting in the characteristics of external and economic indicators. The presented mathematical model can be ultimately developed with additional elements, such as the intake or exhaust system, as well as timing system control.</p></abstract>

The article presents a mathematical model describing the operation of a piston pneumatic air engine. Compressed air engines are an alternative to classic combustion solutions as they do not directly emit toxic exhaust components. In the study, a modified internal combustion piston engine was adopted as pneumatic engine. The mathematical model was divided on the two subsystems, that is, mechanical and pneumatic. The mechanical subsystem describes a transformation of compressed air supply process parameters to energy transferred to the piston and further the conversion of the translational to rotary motion; in turn, in the pneumatic part, the lumped elements method was used. Calculations were carried out using the Matlab-Simulink software, resulting in the characteristics of external and economic indicators. The presented mathematical model can be ultimately developed with additional elements, such as the intake or exhaust system, as well as timing system control.

Modelling Methodology of Piston Pneumatic Air Engine Operation

Acta Mechanica et Automatica

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

{"article-title":"Modelling Methodology of Piston Pneumatic Air Engine Operation"}

The article presents a mathematical model describing the operation of a piston pneumatic air engine. Compressed air engines are an alternative to classic...

Modelling Methodology of Piston Pneumatic Air Engine Operation

Published Online: Jan 30, 2020

Page range: 271 - 278

Received: Dec 16, 2019

Accepted: Jan 18, 2020

DOI: https://doi.org/10.2478/ama-2019-0037

Keywords
Mechanical engineering, drive sources, pneumatic engine, modelling

© 2019 Dariusz Szpica et al., published by Sciendo

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

Modelling Methodology of Piston Pneumatic Air Engine Operation

Published Online: Jan 30, 2020

Page range: 271 - 278

Received: Dec 16, 2019

Accepted: Jan 18, 2020

DOI: https://doi.org/10.2478/ama-2019-0037

KeywordsMechanical engineering, drive sources, pneumatic engine, modelling

© 2019 Dariusz Szpica et al., published by Sciendo

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

Keywords
Mechanical engineering, drive sources, pneumatic engine, modelling