DC1: Influence of dissolved gases and minute liquid additives on cavitation inception, extent and dynamics
Erçil Toyran
University of Ljubljana
Supervisor: Prof. Matevž Dular
Brief Bio
Erçil is a PhD candidate in the Department of Mechanical Engineering at the University of Ljubljana. He completed his undergraduate studies in Genetics and Bioengineering and Mechatronics Engineering in 2021, focusing on developing microfluidic systems for bioengineering applications. He earned his Master's degree in Mechatronics Engineering in 2023, specializing in the diagnosis and control of hydrodynamic cavitation within microfluidic systems and their applications. Building on this diverse academic foundation, Erçil continues to expand his expertise in mechanical engineering, with a particular focus on advancing his knowledge in cavitation.
Project Description
The influence of dissolved gases and impurities in the liquid matrix on inception and extent of cavitation is not yet understood. Even experimental methodologies to quantify their influence on cavitation are not established. This PhD project will develop a methodology for quantifying the gas content of liquid and disclose the influence of the gaseous and liquid impurities on cavitation. It will involve experimental and computational studies on micro-scale processes in HC with a particular focus on cavity dynamics and physico-chemical effects of cavitation. The micro-scale data and developed models will lead to closure models along other doctoral candidates in the project. The key objectives are: 1) Develop a methodology for gas content measurements; 2) Investigate a quantitative relationship between gas content and cavitation characteristics; 3) Extend the understanding to liquid impurities; 4) Investigate influence of non-pure water matrices on cavitation. The key expected results are: 1) Standardized methodology for determining the gas content; 2) Physical model which explains the onset and cavity dynamics in the presence of dissolved gas; 3) Extended physical model which includes the influence of matrices inclusions on cavitation.
This project has received funding from the European Union’s Horizon Europe research and innovation programme under the Marie Skłodowska Curie Grant Agreement No. 101113564 [February 2024 – January 2028].
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