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Journal Articles
Article Type: Research-Article
J. Fluids Eng. December 2018, 140(12): 121201.
Paper No: FE-17-1516
Published Online: June 13, 2018
... Computational fluid dynamics Electro-hydrodynamic flows Sprays Droplets The deformation of a suspended drop in an electric field is a phenomenon of great importance in basic sciences. This subject is one of the subsets of physical phenomena called electrohydrodynamics (EHD): a branch of science which...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. October 2018, 140(10): 101102.
Paper No: FE-17-1169
Published Online: May 7, 2018
... Multiphase flows Sprays Turbulence modeling Droplets Flashing flow is a phase change phenomenon, which occurs in high-speed flow inside nozzles, because of the thermal nonequilibrium effect (viz. the boiling delay phenomenon) [ 1 , 2 ]. Flashing flow is of practical interest in industrial...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. June 2018, 140(6): 061301.
Paper No: FE-17-1483
Published Online: January 30, 2018
... predicted, but its frequency needs a correction factor to be globally well recovered for the Newtonian liquid. The Sauter mean diameter (SMD), calculated from the spray size distribution, shows similar trends of the reactor pressure dependency. The simulation of the non-Newtonian liquid at high pressure...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. May 2018, 140(5): 051301.
Paper No: FE-17-1456
Published Online: January 24, 2018
... Multiphase flows Sprays Droplets The interfacial disturbances manifested in the form of waves govern the breakup phenomenon in multiphase flows. The perturbation growth rate leads to the disintegration of the liquid column into ligaments and then into drops. The intrinsic properties that control...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. January 2018, 140(1): 011205.
Paper No: FE-17-1227
Published Online: September 20, 2017
... 04 2017 03 08 2017 Liquid-solid Multiphase flows Sprays Droplets Splash plate atomization is used in a wide range of industrial applications. The most important use of splash plate nozzles is made to atomize high viscosity liquids such as black liquor used in boilers...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. November 2016, 138(11): 111302.
Paper No: FE-15-1531
Published Online: July 15, 2016
..., modulation, and gas flow rate on the acoustics and spray character within an industrial scale system were investigated computationally using axisymmetric (AS) and three-dimensional (3D) models. Metrics included stream pressure pulsations, spray lift-off, spray angle, and primary droplet length scale, along...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. November 2016, 138(11): 111303.
Paper No: FE-15-1540
Published Online: July 15, 2016
... intersecting a shock wave could be accurately tracked. Swirl had a minor impact by slightly moving the ligaments away from the nozzle outlet and changing the spray to a hollow cone shape. Often, metrics were synchronized for a given simulation, indicating that a common driving mechanism was responsible for all...
Journal Articles
Article Type: Technical Briefs
J. Fluids Eng. July 2016, 138(7): 074501.
Paper No: FE-15-1396
Published Online: April 22, 2016
... April 22, 2016. Assoc. Editor: John Abraham. 10 06 2015 30 12 2015 Sprays Droplets Droplet impact on surfaces has received considerable attention in the past [ 1 ], with renewed interest recently motivated by advances in the fabrication of superhydrophobic surfaces [ 2 , 3...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. May 2016, 138(5): 051201.
Paper No: FE-15-1524
Published Online: January 5, 2016
... 2015 Fluid-structure interaction Hydrodynamics Jets Newtonian flows Sprays Droplets Impinging-jet injectors are commonly used in bipropellant liquid rocket engine due to their simple fabrication, good atomization, and mixing characteristics. When oxidant and fuel jets obliquely...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. September 2015, 137(9): 091101.
Paper No: FE-14-1713
Published Online: September 1, 2015
... was the dominant mechanism of atomization was found at each temperature and formulation. A correlation was developed to relate the critical jet diameter to the thermophysical properties of the formulation. Experimental techniques Jets Micro-scale flows Multiphase flows Sprays Droplets pMDIs...
Journal Articles
Article Type: Research-Article
J. Fluids Eng. November 2015, 137(11): 111304.
Paper No: FE-15-1025
Published Online: July 10, 2015
...Ch. Stevenin; Y. Béreaux; J.-Y. Charmeau; J. Balcaen Electrostatic rotary bell sprayers (ERBS) are widely used in automotive painting applications. These processes involve complex airflows to shape paint sprays and transport droplets toward automotive parts to be coated. Despite the importance...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. December 2011, 133(12): 121303.
Published Online: December 23, 2011
... the related research results as applicable to design data. An experimental study on spray characteristics of gas-centered swirl coaxial injectors has been performed. The effects of momentum flux ratio and recess length on the spray characteristics have been investigated by cold flow tests with a photographic...
Journal Articles
Article Type: Technical Briefs
J. Fluids Eng. November 2011, 133(11): 114501.
Published Online: October 13, 2011
... 2011 13 10 2011 13 10 2011 capillarity drops finite difference methods jets two-phase flow viscosity jet breakup sprays capillary liquid jet Understanding jet breakup is important in many applications, such as combustion, drying, cooling, and chemical applications...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. October 2011, 133(10): 101205.
Published Online: October 4, 2011
...Lijuan Qian; Jianzhong Lin; Hongbing Xiong; Tat Leung Chan Background. A comprehensive model in the Eulerian-Lagrangian scheme is used to investigate the performance of the gas-droplet two-phase flow for a typical effervescent atomization spray with different atomized liquids. Method of Approach...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. August 2011, 133(8): 081302.
Published Online: August 23, 2011
...Eiji Ishii; Masanori Ishikawa; Yoshihiro Sukegawa; Hiroshi Yamada The fuel spray of an injector for automobile engines contains multiscale free surfaces: liquid films formed at the fuel-injector outlet, ligaments generated by liquid-film breakup, and droplets generated from the ligaments within...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. July 2011, 133(7): 071301.
Published Online: July 5, 2011
.... , Papac , M. J. , Rickard , M. J. A. , and Dunn-Rankin , D. , 2002 , “ Effects of Capillary Spacing on EHD Spraying from an Array of Cone Jets ,” J. Aerosol Sci. , 33 , pp. 1471 – 1479 . 10.1016/S0021-8502(02)00093-9 11 Hartman , R. P. A. , Brunner , D. J. , Camelot...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. March 2011, 133(3): 031301.
Published Online: March 15, 2011
...Konstantin Pougatch; Martha Salcudean Liquid spray characteristics such as the droplet size and dispersion angle are determined by the atomizer design and the physical properties of the liquid and surrounding gas. One of the options to change these characteristics is to attach an especially...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. June 2010, 132(6): 061402.
Published Online: June 23, 2010
... with corresponding values measured using an optical patternator (Enurga, Inc., West Lafayette, IN, SetScan OP-600). To achieve this, data from each instrument were transformed into spatially resolved absorptances (equivalent to drop surface area per unit spray volume) and compared. Key conclusion is absorptance...
Topics: Sprays, Drops
Journal Articles
Article Type: Research Papers
J. Fluids Eng. January 2010, 132(1): 011303.
Published Online: January 12, 2010
... on the breakup length of the liquid sheet and spray width were obtained from the measurements deduced from the images of liquid sheets. The sheet breakup process is significantly influenced by the central air jet. It is observed that low inertia liquid sheets are more vulnerable to the presence of the central...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. September 2009, 131(9): 091202.
Published Online: August 17, 2009
.../S0022112096008300 Marginean , I. , Nemes , P. , and Vertes , A. , 2007 , “ A Stable Regime in Electrosprays ,” Phys. Rev. E 1063-651X , 76 , p. 026320 . 10.1103/PhysRevE.76.026320 Gomez , A. , and Tang , K. , 1994 , “ Charge and Fission of Droplets in Electrostatic Sprays...