Journal ArticleDOI
Investigation on effects of back pressure on submerged jet flow from short cylindrical orifice filled with diesel fuel
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TLDR
In this paper, the authors investigated the submerged cavitation jet flow inside a narrow cylindrical orifice under condition of varied back pressure and showed that cavitation jets are a common phenomenon in fluid machinery that controls fluid flow by adjusting the back pressure with constant inlet pressure during the energy transforming process.About:
This article is published in Energy.The article was published on 2018-11-01. It has received 6 citations till now. The article focuses on the topics: Jet (fluid) & Back pressure.read more
Citations
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Journal ArticleDOI
Influence of inlet pressure on cavitation characteristics in regulating valve
TL;DR: In this paper, the influence of inlet pressure on cavitation development was investigated experimentally and numerically in order to investigate the development process in regulating valve under different inlet pressures.
Journal ArticleDOI
3D numerical investigation of energy transfer and loss of cavitation flow in perforated plates
TL;DR: In this paper, the characteristics of flow energy transfer and loss in perforated plates are discussed and compared with those of non-perforated plate types for flow restriction, vibration, and noise reduction.
Journal Article
Investigation of a submerged cavitating jet behavior, Part one: The phenomenon, detection technique and sono-luminesеnce
TL;DR: In this article, a visualization of highly submerged cavitating water jet has been done using 4-Quik-05 camera, which included obligatory synchronization technique and different types of lens-objectives.
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Numerical investigation about the unsteady behavior of a free submerged cavitation jet using the SBES approach
TL;DR: In this article , the authors investigated the unsteady behavior of a free submerged cavitating jet numerically in three dimensions using the stress-blended eddy simulation (SBES) turbulent model combined with the Schnerr-Sauer cavitation model.
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Numerical investigation of the influence of the inlet nozzle diameter on the degree of fluid exchange process in a hydraulic cylinder
TL;DR: In this article, it was shown that the seals in hydraulic cylinders are frequently subjected to thermal degradation, and the basis of this research is the previously proven thesiamese property.
References
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Journal ArticleDOI
Using spray momentum flux measurements to understand the influence of diesel nozzle geometry on spray characteristics
TL;DR: In this paper, the effect of cavitation on Diesel spray behavior was investigated in two bi-orifices nozzle geometries, a cylindrical nozzle and a convergent one, by means of two fundamental spray parameters: mass flux and momentum flux.
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Utilization of ultrasound to enhance high-speed water jet effects
TL;DR: Results of measurement of dynamic pressure in the nozzle and force effects of modulated jets are presented together with results obtained in cutting of various materials using ultrasonically modulated water jets, compared with those obtained with continuous jets at the same operating parameters.
Journal ArticleDOI
High-Speed Observation of Ultrahigh-Speed Submerged Water Jets
Hitoshi Soyama,Yoshiaki Yanauchi,Kazunori Sato,Toshiaki Ikohagi,Risaburo Oba,Ryoichiro Oshima +5 more
TL;DR: In this paper, the spatial distribution of highly erosive impulsive pressures around the submerged water jets were measured by means of a pressure sensitive film technique, and the effects of the injection pressure and the nozzle configuration were systematically clarified.
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Erosion Due to Impingement of Cavitating Jet
A. Yamaguchi,Seiji Shimizu +1 more
TL;DR: In this article, the behavior of impinging cavity clouds was observed through instantaneous photographs with specimens of aluminum alloy in high water base fluid of chemical solution type and tap water, and the results showed that cavitation erosion produced by impingent of cavitating jet was experimentally studied.
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High Speed Observation of Periodic Cavity Behavior in a Convergent-Divergent Nozzle for Cavitating Water Jet
TL;DR: In this article, an effect of upstream pressure fluctuation due to a plunger pump is investigated from a viewpoint of unsteady behavior in a cavitating water jet flow.