Liquid whistle

A liquid whistle is a static mixer which passes fluid at high pressure through an orifice and over a blade.[1] This subjects the fluid to high turbulence and may result in mixing or emulsification.[2][3]

References

1. Ryan, David; Simmons, Mark; Baker, Michael (2017). "Determination of the flow field inside a Sonolator liquid whistle using PIV and CFD". Chemical Engineering Science. 163: 123–136. doi:10.1016/j.ces.2017.01.035.
2. Ryan, David; Baker, Michael; Kowalski, Adam; Simmons, Mark (2018). "Emulsification using a "Sonolator" liquid whistle: A new correlation for droplet size from pilot-scale experiments" (PDF). Chemical Engineering Science. 189: 369–379. doi:10.1016/j.ces.2018.06.004.
3. Ryan, David (2015). Investigation of Fluid Dynamics and Emulsification in Sonolator Liquid Whistles (EngD.). University of Birmingham, UK. Retrieved 1 Sep 2015.