Ultrasonic degassing of liquids
D.G. Eskin Brunel University, Uxbridge, UK
Abstract
This chapter gives an overview of fundamental and practical aspects of ultrasonic degassing of liquids. The role of main process parameters as well as challenges and opportunities of ultrasonic melt degassing are discussed.
Keywords
Degassing
Re-gassing
Degassing nucleus
Degassing kinetics
Hydrogen
Vapor
Liquid metal
Aluminum
Cavitation
Acknowledgment
The author thanks Professor G. I. Eskin for fruitful discussions and permission to use data and figures from his earlier work.
20.1 Introduction
Ultrasonic degassing is a phenomenon that has been studied since the 1920s and has been used in some industrial or pilot-scale applications. This chapter focuses ...
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