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Keyword: hydraulic systems
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Journal Articles
Article Type: Technical Briefs
J. Fluids Eng. November 2011, 133(11): 114502.
Published Online: October 27, 2011
... characteristics need to be considered in application. 02 06 2011 05 10 2011 27 10 2011 27 10 2011 hydraulic systems pistons pumps valves water hydraulic piston pump check valves air suction characteristics compression ratio Hydraulic piston pumps are widely used in...
Journal Articles
Article Type: Technical Briefs
J. Fluids Eng. February 2011, 133(2): 024501.
Published Online: February 23, 2011
... 23 01 2011 23 02 2011 23 02 2011 blades hydraulic systems impellers inducer noncavitating head head curve singularity method hydraulic loss The inducer is a helical axial-flow impeller and often is installed in front of the impeller of a centrifugal or mixed...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. January 2011, 133(1): 011401.
Published Online: January 28, 2011
... zone will both increase. The radius of the jump in microgravity conditions is less sensitive to the downstream height than it is in normal gravity. 08 05 2010 11 12 2010 28 01 2011 28 01 2011 external flows flow instability flow simulation hydraulic systems jets...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. January 2011, 133(1): 011201.
Published Online: January 13, 2011
... particular, a variant of the shear stress transport (SST) model. 22 04 2009 12 11 2010 13 01 2011 13 01 2011 cleaning confined flow external flows flow visualisation food safety hydraulic systems hydrodynamics numerical analysis pressure measurement turbulence velocity...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. January 2011, 133(1): 011101.
Published Online: January 13, 2011
... will be projected against experimental data. Furthermore, simulated cavitation patterns will be compared with video images recorded during the experiments. 17 03 2010 30 11 2010 13 01 2011 13 01 2011 cavitation computational fluid dynamics flow simulation hydraulic...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. July 2010, 132(7): 071304.
Published Online: July 22, 2010
... important parameters affecting pressure loss. Finally, relations for forecasting pressure loss in these situations are presented as a function of flow characteristics. 24 01 2009 08 06 2010 22 07 2010 22 07 2010 bubbles hydraulic systems pipe flow pipelines shock waves two...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. July 2010, 132(7): 071301.
Published Online: June 29, 2010
... 29 06 2010 29 06 2010 air conveyors flow visualisation hydraulic systems pattern formation pipe flow pipelines sand turbulence two-phase flow water Many industrial processes, such as hydrocarbon production and processing, in the petroleum industry involve complex...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. June 2010, 132(6): 061103.
Published Online: June 15, 2010
... efficiency-flow curve. 15 06 2009 19 04 2010 15 06 2010 15 06 2010 blades flow simulation hydraulic systems impellers iterative methods pumps rotational flow swirling flow viscosity Single-blade-impeller pumps are widely used for wastewater pumping applications...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. April 2010, 132(4): 041101.
Published Online: March 29, 2010
... had higher efficiency. In the case of velocity ratios over 1.5 where big thrust can be generated, the spring type had more than twice the increase in propulsion efficiency compared with the prototype. 22 11 2008 30 01 2010 29 03 2010 29 03 2010 elasticity hydraulic systems...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. December 2008, 130(12): 121104.
Published Online: October 27, 2008
... one-fourth) was assessed. This can lead to a system not only with reduced overall sizes but also with a prompter dynamic response during engine transients. 30 07 2007 10 06 2008 27 10 2008 automotive components damping design hydraulic systems nozzles orifices (mechanical...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. September 2008, 130(9): 091301.
Published Online: August 11, 2008
... flow direction when the bubble collapses in high speed flow, may cause the ripple and fish-scale pit damage found on the transition parts of many hydraulic systems. 23 05 2007 28 04 2008 11 08 2008 bubbles cavitation flow simulation hydraulic systems jets Hydrodynamic...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. April 2008, 130(4): 041106.
Published Online: April 14, 2008
...Changkun Chen; Christophe Nicolet; Koichi Yonezawa; Mohamed Farhat; Francois Avellan; Yoshinobu Tsujimoto One-dimensional stability analysis of a hydraulic system composed of a penstock, a runner, and a draft tube was carried out to determine the cause of the full load draft tube surge. It is...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. March 2008, 130(3): 031304.
Published Online: March 12, 2008
... algorithm for calculating the shock speed, as is predicted by nonconservative models, was presented and applied to Burgers’ equation, pointing out the contribution of internal fictitious fluxes in the shock-speed wrong estimation. 03 04 2006 12 10 2007 12 03 2008 cavitation hydraulic...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. March 2008, 130(3): 031302.
Published Online: March 3, 2008
...S. C. Li; Z. G. Zuo; S. H. Liu; Y. L. Wu; S. Li This article deals with a phenomenon named as cavitation resonance. Cavitation-associated pressure fluctuations in hydraulic systems affect their design, operation, and safety. Under certain conditions, the amplitude of a particular component of these...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. August 2007, 129(8): 1002–1014.
Published Online: January 24, 2007
... vortices flow simulation cavitation boundary layer turbulence wakes hydraulic systems rotors blades tip-clearance flow tip-leakage vortex cavitation turbomachinery large-eddy simulation vortex dynamics The radial clearance between a rotor-blade tip and casing wall in a...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. July 2007, 129(7): 834–841.
Published Online: January 4, 2007
... dominated by the large-scale, unsteady vortical structures. 17 03 2006 04 01 2007 flow visualisation laser velocimetry flow separation channel flow boundary layer turbulence pulsatile flow friction vortices shear turbulence flow instability hydraulic systems Separated Flow...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. February 2007, 129(2): 159–168.
Published Online: July 6, 2006
... exceeds required improvements. 11 08 2005 06 07 2006 computational fluid dynamics design engineering hydraulic systems turbines blades mesh generation maintenance engineering project management customer satisfaction turbulence flow simulation computational fluid dynamics...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. November 2006, 128(6): 1266–1273.
Published Online: April 7, 2006
... energy observed. 09 02 2005 07 04 2006 concrete hydraulic systems two-phase flow cavitation channel flow laser velocimetry boundary layer turbulence shear turbulence vortices mass transfer integral equations stepped spillway skimming flow flow characteristics boundary...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. November 2005, 127(6): 1183–1190.
Published Online: July 1, 2005
.... 23 01 2004 01 07 2005 fluid mechanics turbines blades rotational flow hydraulic systems geometry turbomachinery With great advances in computational fluid dynamics (CFD) and rapid increasing of computing capacity, the numerical simulation gets to be used as a common tool...
Journal Articles
Article Type: Technical Papers
J. Fluids Eng. January 2007, 129(1): 1–14.
Published Online: June 17, 2005
... as suggested by others too). Relations for forecasting pressure in these situations are presented as a function of flow characteristics, pipe geometry, longitudinal, and cross-sectional positions and head water. 17 06 2005 24 05 2006 two-phase flow pipe flow hydraulic systems...