Numerical analysis of cavitating flow around a hemisphere-cylinder body
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Marine Science and Technology"
DOI: 10.1007/s00773-019-00636-1
Abstract: As the cavitating flow is multi-phase, gas and liquid phases coexist and show more complex nature than either single phase. Cavitation involves complex phase-change dynamics, and as a result, the inter-phase density is large. Due… read more here.
Keywords: cylinder body; cavitating flow; hemisphere cylinder; around hemisphere ... See more keywords
Dynamic instability analysis of cavitating flow with liquid nitrogen in a converging–diverging nozzle
Sign Up to like & getrecommendations! Published in 2021 at "Applied Thermal Engineering"
DOI: 10.1016/j.applthermaleng.2021.116870
Abstract: Abstract The purpose of this work is to investigate the dynamic instabilities of cavitating flow with liquid nitrogen in a converging–diverging (C–D) nozzle based on both the numerical and theoretical methods. Three temperatures Tthroat= 73.06… read more here.
Keywords: nitrogen converging; cavitating flow; flow liquid; converging diverging ... See more keywords
A study for cavitating flow analysis using DES model
Sign Up to like & getrecommendations! Published in 2018 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2018.04.064
Abstract: Abstract This paper presents the ongoing research on cavitation modelling so far which include validation studies to simulate the hydrodynamic characteristics of the Delft twisted hydrofoil and a controllable pitch propeller VP1304 (PPTC propeller) with… read more here.
Keywords: cavitating flow; flow analysis; using des; model ... See more keywords
Free surface and near-wall effects on the cloud cavitating flow over an axisymmetric projectile
Sign Up to like & getrecommendations! Published in 2021 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2021.109682
Abstract: Abstract For high-speed underwater vehicles, cavitation can be one of the most important speed barriers. The cavitating flow can be even complex when an underwater vehicle is sailing close to the free surface/wall. In this… read more here.
Keywords: cavitating flow; surface wall; free surface; cloud cavitating ... See more keywords
Physical and numerical study on the transition of gas leakage regime of ventilated cavitating flow
Sign Up to like & getrecommendations! Published in 2021 at "Ocean Engineering"
DOI: 10.1016/j.oceaneng.2021.109861
Abstract: Abstract The objective of this paper is mainly to investigate the ventilated cavitating flow around an axisymmetric body with a focus on the gas leakage mechanisms via combining experimental and numerical methods. A high-speed camera… read more here.
Keywords: ventilated cavitating; gas; gas leakage; cavitating flow ... See more keywords
Verification and validation of Urans simulations of the turbulent cavitating flow around the hydrofoil
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Hydrodynamics"
DOI: 10.1016/s1001-6058(16)60774-6
Abstract: In this paper, we investigate the verification and validation (V&V) procedures for the Urans simulations of the turbulent cavitating flow around a Clark-Y hydrofoil. The main focus is on the feasibility of various Richardson extrapolation-based… read more here.
Keywords: cavitating flow; validation; verification validation; urans simulations ... See more keywords
The Hydrodynamic Cavitation Manifestation in Small Chips
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Access"
DOI: 10.1109/access.2021.3102898
Abstract: Cavitation is a phase change phenomenon generated by the static pressure reduction of a liquid medium at a constant temperature. This process has been considered as a disadvantageous mechanism in most turbomachinery systems, however, its… read more here.
Keywords: cavitating flow; upstream pressure; pressure mpa; side wall ... See more keywords
Numerical investigation of the cavitating flow structure with special emphasis on the vortex identification method
Sign Up to like & getrecommendations! Published in 2020 at "Modern Physics Letters B"
DOI: 10.1142/s021798492050058x
Abstract: The three kinds of vortex identification methods, namely, ωz criterion, Q criterion and Ω method, are then employed to investigate the physical interactions between the cavitation and vortex dynami... read more here.
Keywords: cavitating flow; method; investigation cavitating; vortex identification ... See more keywords
Numerical simulation of cavitating flow in a centrifugal pump as turbine
Sign Up to like & getrecommendations! Published in 2018 at "Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering"
DOI: 10.1177/0954408916686126
Abstract: In this study, the cavitating flow and cavitation performance are studied by employing the computational fluid dynamics method in the turbine mode of a centrifugal pump at part-load, best efficiency, and over-load points. The flow… read more here.
Keywords: pump turbine; mode; centrifugal pump; cavitating flow ... See more keywords
Numerical simulation and experimental validation of cavitating flow in a multi-hole diesel fuel injector
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Engine Research"
DOI: 10.1177/1468087421998631
Abstract: This study assesses the predictive capability of the ZGB (Zwart-Gerber-Belamri) cavitation model with the RANS (Reynolds Averaged Navier-Stokes), the realizable k-epsilon turbulence model, and comp... read more here.
Keywords: validation cavitating; cavitating flow; numerical simulation; flow multi ... See more keywords
NUMERICAL SIMULATION OF THE CAVITATING FLOW AROUND MARINE CO-ROTATING TANDEM PROPELLERS
Sign Up to like & getrecommendations! Published in 2019 at "Brodogradnja"
DOI: 10.21278/brod70104
Abstract: In the present paper, a numerical simulation has been carried out to determine the hydrodynamic characteristics in cavitating viscous flow of the conventional INSEAN E779A propeller in single and tandem configuration by using Singhal et… read more here.
Keywords: tandem; propeller; numerical simulation; simulation cavitating ... See more keywords