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Keywords: cavitation
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Journal Articles
Article Type: Research-Article
J. Fluids Eng. March 2021, 143(3): 031503.
Paper No: FE-20-1201
Published Online: December 11, 2020
...M. Coussirat; F. Moll Cavitation in pressure injectors/atomizers affects the liquid/spray jet behavior at its outlet. The type of atomization induced by cavitation allows developing efficient devices if this cavitation state is controlled. Cavitating flow is related to turbulent and multiphase...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. November 2020, 142(11): 111210.
Paper No: FE-20-1305
Published Online: August 28, 2020
...Théodore Magne; Richard Paridaens; Sofiane Khelladi; Farid Bakir; Petar Tomov; Loic Pora Inducers in centrifugal pumps are generally placed upstream to increase the pressure before the impeller and prevent cavitation occurrence. Their general goal is to obtain a positive impact on the performances...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. March 2020, 142(3): 031103.
Paper No: FE-19-1640
Published Online: January 23, 2020
... application of the present theory to an inducer representing an axial pump or compressor, the number (N cav ) of “backflow-vortex cavitations,” which occur around the backflow-vortex center, is predicted. Cavitation is visible; therefore, N cav is quantitatively measurable. In the parameter ranges studied for...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. February 2020, 142(2): 021211.
Paper No: FE-19-1288
Published Online: October 10, 2019
...Enver S. Karakas; Hiroyoshi Watanabe; Matteo Aureli; Cahit A. Evrensel In this paper, the effect of the inducer tip clearance is studied to understand its impact on the cavitating and noncavitating performance of centrifugal pumps. Helical inducers with constant pitch and with variable (progressive...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. January 2020, 142(1): 011403.
Paper No: FE-19-1304
Published Online: October 4, 2019
...Ying Chen; Zhaoxin Gong; Jie Li; Xin Chen; Chuanjing Lu Cavitation may develop on upward-launched submerged objects approaching sea surface with high speed. In this work, the cavitation shedding and collapse during the water-exit of an axisymmetric projectile is investigated using large eddy...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. October 2019, 141(10): 101105.
Paper No: FE-18-1451
Published Online: May 8, 2019
...Wenguang Li An experimental vortex pump with a specific speed of 76 is investigated to get its performance and flow structure under noncavitation and cavitation conditions when the pump operates as turbine in the reverse direction by using computational fluid dynamics (CFD) method. A method is...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. June 2019, 141(6): 061303.
Paper No: FE-18-1597
Published Online: April 4, 2019
...Masoud Khojasteh-Manesh; Miralam Mahdi In the present study, cavitation erosion is investigated by implementing an Eulerian–Lagrangian approach. Three-dimensional two-phase flow is simulated in a microscale nozzle using Reynolds-averaged Navier–Stokes (RANS) solver along with realizable k − ε...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. July 2019, 141(7): 071304.
Paper No: FE-18-1244
Published Online: January 30, 2019
...Samuel Cruz; Francisco A. Godínez; Margarita Navarrete The hydrodynamic cavitation in a Venturi tube is studied both theoretically and experimentally. A lumped parameter model was developed to describe the accumulation and dissipation of energy in the biphasic flow as a function of the bubble...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. August 2019, 141(8): 081102.
Paper No: FE-18-1437
Published Online: January 30, 2019
...Anh Dinh Le; Junosuke Okajima; Yuka Iga In industrial applications, cryogenic liquids are sometimes used as the working fluid of fluid machineries. In those fluids, the thermodynamic suppression effect of cavitation, which is normally ignored in water at room temperature, becomes obvious. When...
Journal Articles
Article Type: Errata
J. Fluids Eng. December 2018, 140(12): 127001.
Paper No: FE-18-1366
Published Online: July 2, 2018
... the major portion of the supercavity is primarily governed by the hydrostatic pressure of water” should be revised as “the internal pressure stays almost uniform in the major (frontal) portion of the supercavity.” 25 05 2018 06 06 2018 Cavitation Cavity flows The authors...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. January 2019, 141(1): 011204.
Paper No: FE-16-1724
Published Online: June 29, 2018
...R. Lundgreen; D. Maynes; S. Gorrell; K. Oliphant An inducer is used as the first stage of high suction performance pump. It pressurizes the fluid to delay the onset of cavitation, which can adversely affect performance in a centrifugal pump. In this paper, the performance of a water pump inducer...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. January 2019, 141(1): 011106.
Paper No: FE-17-1562
Published Online: June 29, 2018
... servovalve. The cavitation-induced and vortex-induced pressure pulsations' characteristics at upstream and downstream of the turbulent jet flow path are extracted and analyzed numerically by comparing with the experimental measured pressure pulsations and noise characteristics. The numerical simulations of...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. February 2019, 141(2): 021101.
Paper No: FE-17-1671
Published Online: June 29, 2018
...Aydın Hacı Dönmez; Zehra Yumurtacı; Levent Kavurmacıoğlu The aim of the current study is to investigate the effect of inlet blade angles on cavitation performance in a centrifugal pump. In order to reveal this relationship, both hub and shroud blade angles are considered and a two-phase three...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. February 2019, 141(2): 021103.
Paper No: FE-18-1030
Published Online: June 29, 2018
...Ming Liu; Lei Tan; Shuliang Cao The cavitating flow around the asymmetric leading edge (ALE) 15 hydrofoil is investigated through large eddy simulation with the modified Schnerr–Sauer cavitation model, which considers the effect of noncondensable gas. The statistical average velocity profiles...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. January 2019, 141(1): 011101.
Paper No: FE-18-1014
Published Online: June 27, 2018
...Arash Nayebzadeh; Hanieh Tabkhi; Yoav Peles Hydrodynamic cavitation downstream a range of micropillar geometries entrenched in a microchannel were studied experimentally. Pressurized helium gas at the inlet tank and vacuum pressure at the outlet propelled distilled water through the device and...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. November 2018, 140(11): 111301.
Paper No: FE-17-1649
Published Online: May 18, 2018
...Wang Jian; Wang Yong; Liu Houlin; Si Qiaorui; Matevž Dular Cavitation has bothered the hydraulic machinery for centuries, especially in pumps. It is essential to establish a solid way to predict the unsteady cavitation evolution with considerable accuracy. A novel cavitation model was proposed...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. November 2018, 140(11): 111102.
Paper No: FE-17-1823
Published Online: May 18, 2018
...Phillip Limbach; Karoline Kowalski; Jeanette Hussong; Romuald Skoda Three-dimensional (3D) numerical flow simulations with a mass transfer cavitation model are performed to analyze cloud cavitation at two different flow configurations, i.e., hydrofoil and orifice flows, focusing on the turbulence...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. November 2018, 140(11): 111302.
Paper No: FE-18-1015
Published Online: May 18, 2018
...Wenjuan Gou; Jianhua Wu; Hui Zhang; Jijian Lian Combined damage caused by cavitation and abrasion is a serious problem concerning hydraulic structures and machinery operating in hyper-concentrated sediment-laden rivers. Conceptualization of a model for simulation and assessment of the combined...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. September 2018, 140(9): 091202.
Paper No: FE-17-1674
Published Online: April 19, 2018
...Hyeon-Seok Shim; Kwang-Yong Kim; Young-Seok Choi This work presents a three-objective design optimization of a centrifugal pump impeller to reduce flow recirculation and cavitation using three-dimensional (3D) Reynolds-averaged Navier–Stokes equations. A cavitation model was used to simulate the...
Journal Articles
Article Type: Technical Briefs
J. Fluids Eng. August 2018, 140(8): 084501.
Paper No: FE-17-1445
Published Online: March 29, 2018
.... , 1993 , “ The Effect of Nuclei Density on Cavitation Inception of the Separated Flow on a Foil ,” Cavitation Inception 1993 , M. L. Billet and W. B. Morgan , eds., ASME , New York . [2] Kawakami , D. , Qin , Q. , and Arndt , R. E. A. , 2003 , “ Can Water Quality Affect...