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Cavitation

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Proceedings Papers

Paper presented at the The Twenty-fifth International Ocean and Polar Engineering Conference, June 21–26, 2015
Paper Number: ISOPE-I-15-308
... marine current turbine cavitation tidal stream power unit current turbine model counter-rotating type renewable energy power coefficient social responsibility tidal turbine cavitation model propeller counter-rotating type propeller thrust coefficient sustainability turbine...
Journal Articles
OIJ 2022 (03): 94–98.
Paper Number: OIJ-2022-03-094-098-RU
Published: 01 March 2022
...S. E. Kutukov; M. A. Promtov; A. N. Koliukh; A. Yu. Stepanov; F. S. Zverev; M. V. Suhovey The possibility of changing the rheological properties of high-paraffin low-resin oil due to hydro-pulse cavitation treatment (HCT) has been investigated. A mechanism has been proposed to explain the change...
Journal Articles
Journal: SPE Journal
SPE J. 26 (06): 3805–3818.
Paper Number: SPE-204472-PA
Published: 15 December 2021
.... The bubbles instantaneously collapse or implode, generating shock waves that are strong enough to trigger cavitation erosion on the surface of elastomer sealing, which can lead to the BOP failure ( Brown 1981 ; Franc et al. 2012 ). Therefore, it is essential to identify the cavitation flow characteristics...
Journal Articles
OIJ 2021 (12): 128–130.
Paper Number: OIJ-2021-12-128-130-RU
Published: 01 December 2021
... of the Russian Federation No. 1523-r dated 09.06.2020. The use of secondary effects accompanying cavitation expiration is promising. Cavitation is widely used in many areas of the oil and gas industry as an intensifying factor due to the erosive effects that occur in multiphase flows due to numerous...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-4150
... Abstract In this paper, to reveal the influence of different turbulence models on cavitation dynamics of a hydrofoil, we take NACA0015 geometry as an example, the Shear Stress Transport (SST) k-ω turbulence model and Large Eddy Simulation (LES) method are utilized to simulate the cavitation...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-4147
... Abstract In order to study the cavitation and hydrodynamic characteristics of propeller, Schnerr-Sauer cavitation model and two-phase flow solver were used in the simulation based on OpenFOAM. The results can be used as a reference for evaluating the working ability of propeller in actual...
Proceedings Papers

Paper presented at the The 31st International Ocean and Polar Engineering Conference, June 20–25, 2021
Paper Number: ISOPE-I-21-4149
... Abstract The cavitation induced by tip vortices affects the hydrodynamic performance of a propeller and causes vibration and noise radiation. Thus, it is desirable to understand and predict its behavior. In this work, we present an adaptive mesh refinement (AMR) method to control the mesh size...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-4199
... ABSTRACT In this study, the void fraction of the vapor-water mixture inside the cavitation region was experimentally investigated around NACA0012 hydrofoil in a cavitation tunnel. An optical phase detection probe was utilized to measure the void fraction inside the cloud cavitation. Two high...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-4196
... ABSTRACT In present work, cavitation collapse has been simulated with a high resolution Riemann solver. The 5-equation Euler model that includes a non-conservative advection equation of volume fraction, two continuity equations for different phases, a momentum equation and an energy equation...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3218
... ABSTRACT In this paper, the tip-vortex cavitation of NACA0009 hydrofoil is simulated at three tip clearances and one foil incidence angle. Two RANS turbulence models and LES sub-grid model are used in simulations. The key characteristics, including cavity trajectory, cavity shape, velocity...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-3224
... upstream oil & gas computational domain cavitation flow numerical simulation equation of state sheet cavitation proceedings fluid modeling hydrofoil adaptive mesh refinement cavitation model cavity cavitation international symposium adaptive grid grid coefficient fraction...
Proceedings Papers

Paper presented at the The 30th International Ocean and Polar Engineering Conference, October 11–16, 2020
Paper Number: ISOPE-I-20-4198
... ABSTRACT A type of anti-cavitation twisted rudder is designed to solve the cavitation problem of ordinary rudder.The amplitude of the ship pulsating pressure (which is caused by the rudder cavitation) is calculated for two kinds of numerical model based on the structured grid, the SA-DES...
Proceedings Papers

Paper presented at the SNAME Maritime Convention, September 29–October 2, 2020
Paper Number: SNAME-SMC-2020-012
...SNAME Maritime Convention 2020 A Virtual Event 29 September- 2 October Copyright © 2020 Society of Naval Architects and Marine Engineers (SNAME) www.sname.org 2D CFD Studies on Effects of Leading-Edge Propeller Manufacturing Defects on Cavitation Performance Shanqin Jin1 (V), Ruosi Zha1 (V...
Proceedings Papers

Paper presented at the SPE Nigeria Annual International Conference and Exhibition, August 11–13, 2020
Paper Number: SPE-203661-MS
... Abstract The enormous cost of downtime and safety hazards caused by failure of pumps due to cavitation are widespread in the oil and gas industry - upstream, midstream and downstream sectors. Current devices and technologies used to address cavitation are either used after it occurs or very...
Proceedings Papers

Paper presented at the CORROSION 2020, June 14–18, 2020
Paper Number: NACE-2020-14734
... ABSTRACT Aluminum-based, iron-based and nickel-based alloys of known microstructures were exposed to cavitation erosion conditions using a vibratory cavitation testing apparatus in seawater as a testing medium. The cavitation tests were made at a frequency of 20 KHz as per ASTM-G30-90...
Proceedings Papers

Paper presented at the PSIG Annual Meeting, May 5–8, 2020
Paper Number: PSIG-2006
... that controls the pipeline. This article discusses the details of a method that determines the influence vaporous cavitation has on the performance of the pipeline. The method employs the use of multiphase approximations, like the Beggs-Brill method, and gas/liquid equilibrium calculations to identify regions...
Journal Articles
J Ship Prod Des 35 (04): 364–373.
Paper Number: SNAME-JSPD-2019-35-4-364
Published: 01 November 2019
... of a propeller model for the cavitation tunnel, built with additive technology, are presented, showing the strengths and weaknesses of the printed model. Moreover, as an introductive overview, different AM technologies are briefly described, with the aim to point out potential applicability to ships. 1...
Journal Articles
OIJ 2019 (10): 117–121.
Paper Number: OIJ-2019-10-117-121-RU
Published: 01 October 2019
... or environmentally friendly disposal. The authors developed a technology for removing various deposits from the surfaces of oilfield equipment. Destruction of solid deposits is carried out by using the energy of the fluid flow supplied to the hydro-jet device — a pulsating cavitational flow of collapsing gas-vapor...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-038
... ABSTRACT In order to study the inhibition effects of placed obstacles and control mechanism of the re-entrant jet on the generation of the cloud cavitation, numerical simulations are performed on elliptic nose hydrofoils equipped with and without obstacles. A new modified stabilized SST k-ω...
Proceedings Papers

Paper presented at the The 29th International Ocean and Polar Engineering Conference, June 16–21, 2019
Paper Number: ISOPE-I-19-039
... ABSTRACT In this paper, we use modified RNG k-ε turbulent model and homogeneous equilibrium method to numerically study unsteady cavitating flows around two-dimensional NACA0012 hydrofoil. In order to find a way to efficiently suppress the cavitation on the hydrofoil surface, we propose two...

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