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

<p>This article analyses the main characteristics of marine power plants, which include internal combustion engines (ICE) and gas turbine engines (GTE). At the same time, gas turbines are considered in comparison with aircraft engines. The study considers the possibility of using the acoustic emission (AE) method to evaluate the fatigue resistance of critical elements of ICE and GTE, based on the valve block in the ICE and turbine rotor blades. AE criteria for determining the growth of fatigue cracks are analysed, a method for evaluating individual durability and a method for calculating crack length are proposed.</p>
</abstract>

This article analyses the main characteristics of marine power plants, which include internal combustion engines (ICE) and gas turbine engines (GTE). At the same time, gas turbines are considered in comparison with aircraft engines. The study considers the possibility of using the acoustic emission (AE) method to evaluate the fatigue resistance of critical elements of ICE and GTE, based on the valve block in the ICE and turbine rotor blades. AE criteria for determining the growth of fatigue cracks are analysed, a method for evaluating individual durability and a method for calculating crack length are proposed.

Characteristics of Mathematical Modeling of Acoustic Emission Method for Diagnosis of Fatigue Cracks in the Elements of Marine Power Plants

Latvian Journal of Physics and Technical Sciences

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

This article analyses the main characteristics of marine power plants, which include internal combustion engines (ICE) and gas turbine engines (GTE). At the...

Characteristics of Mathematical Modeling of Acoustic Emission Method for Diagnosis of Fatigue Cracks in the Elements of Marine Power Plants

Published Online: Sep 29, 2023

Page range: 3 - 14

DOI: https://doi.org/10.2478/lpts-2023-0026

Keywords
Acoustic emission, cyclic loading, fatigue destruction, gas turbine engine, internal combustion engine, turbine rotor blade

© 2023 K. Carjova et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Characteristics of Mathematical Modeling of Acoustic Emission Method for Diagnosis of Fatigue Cracks in the Elements of Marine Power Plants

Published Online: Sep 29, 2023

Page range: 3 - 14

DOI: https://doi.org/10.2478/lpts-2023-0026

KeywordsAcoustic emission, cyclic loading, fatigue destruction, gas turbine engine, internal combustion engine, turbine rotor blade

© 2023 K. Carjova et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
Acoustic emission, cyclic loading, fatigue destruction, gas turbine engine, internal combustion engine, turbine rotor blade