Effect of the protrusion shape on gas ingestion of two sealing structures
Sign Up to like & getrecommendations! Published in 2020 at "Chinese Journal of Aeronautics"
DOI: 10.1016/j.cja.2020.09.052
Abstract: Abstract The windage loss caused by protrusion in a rotor-stator cavity has been studied in detail, and there are abundant fitting formulas that have been summarized to calculate the moment coefficients. Some other theorists have… read more here.
Keywords: shape; protrusion; gas ingestion; sealing efficiency ... See more keywords
Numerical modeling of hot gas ingestion into the rotor-stator disk cavities of a subscale 1.5-stage axial gas turbine
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2018.10.136
Abstract: Abstract Both steady and unsteady Reynolds Averaged Navier-Stokes (RANS) techniques coupled with the k - e and k - ω ( SST ) turbulence models are utilized to study the flow characteristics and hot gas… read more here.
Keywords: gas; gas ingestion; subscale stage; hot gas ... See more keywords
Effect of Needle Valve Motion On Cavitation And Gas Ingestion At End Of Injection
Sign Up to like & getrecommendations! Published in 2020 at "Combustion Science and Technology"
DOI: 10.1080/00102202.2020.1759561
Abstract: ABSTRACT In this paper, the cavitation and gas ingestion in a custom-made transparent nozzle were observed using a visual experimental platform of a transparent nozzle. Based on the Two-Fluid Model and dynamic grid overlapping, the… read more here.
Keywords: gas ingestion; cavitation; needle valve; cavitation gas ... See more keywords
Buffer effect of turbine rim cavity on hot gas ingestion
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy"
DOI: 10.1177/09576509221082449
Abstract: The rotor disc in the gas turbine creates a pump effect that entrains the fluid near it to radially outward. The hot gas in the mainstream enters the stator–rotor wheel space to maintain mass balance,… read more here.
Keywords: ingestion; gas; turbine; effect ... See more keywords