... a maximum increase in efficiency of 1.8% and a 31.4% improvement in the pressure rise. The off-design performance is also improved in most of the optimum designs except in the region of low flow rate. 22 11 2010 11 08 2011 04 10 2011 04 10 2011 aerodynamics design engineering...

... tunnel test results can be more fully understood and full 3D numerical predictions can be tailored to better predict the propulsor performance. 03 09 2010 06 05 2011 02 09 2011 02 09 2011 computational fluid dynamics design engineering flow simulation flow visualisation...

... optimized design was proposed. 23 09 2010 29 03 2011 12 05 2011 12 05 2011 blades computational fluid dynamics design engineering drag electric motors flow simulation Navier-Stokes equations optimisation pipe flow propulsion rotors stators swirling flow underwater...

... to the meridional shape design as meridional shape is always given as input data in an empirical way. However, it is the basis of impeller design. hub and shroud contours inverse design impeller medial axis transform theory design engineering impellers optimisation shapes (structures) 14...

... on the Pirani principle have been developed and integrated into the pump for monitoring. 23 08 2006 22 05 2007 design engineering etching jets micromachining micromechanical devices vacuum pumps vapour deposition Micropumps are an essential component of many microsystems...

.... Nodes distributions at the inlet face of subgrid E 19 06 2006 05 12 2006 wind tunnels transonic flow Navier-Stokes equations finite difference methods supersonic flow jets subsonic flow design engineering numerical simulation injection process transonic...

... will be used for the systematic design/optimization of dual-cavitating propellers. 07 06 2006 30 11 2006 propellers design engineering blades boundary-elements methods finite element analysis cavitation dual-cavitating propeller multispeed design cavitation Newton-Rader...

... required improvements. computational fluid dynamics design engineering hydraulic systems turbines blades mesh generation maintenance engineering project management customer satisfaction turbulence flow simulation computational fluid dynamics (CFD) design optimization hydro-turbines...

... for the slip velocity and temperature jump conditions encountered in these micro sized geometries. flow separation design engineering flow control microchannel flow Navier-Stokes equations compressible flow computational fluid dynamics jets Knudsen flow external flows vortices microactuators...

... efficiency. When pumping water, the most optimal arrangement with the hooked impeller blades produces a maximum flow rate of 3.22 L ∕ min and a pump head as high as 0.97 m . 13 06 2005 06 03 2006 shafts pumps blades impellers design engineering fluid mechanics From...

...; revised manuscript received Sept. 17, 2002. Associate Editor: Y. Tsujimoto. 29 May 2001 17 Sept 2002 27 03 2003 cavitation rotors performance evaluation design engineering flow control The inducer is generally placed upstream of a centrifugal or mixed flow impeller...

... viscosity drag channel flow Couette flow design engineering Several recent investigations discuss using viscous drag as the operating principle in micromachined pumps. The feasibility of this concept in the viscosity dominated microscale flow fields has been experimentally demonstrated using...

... , respectively. pipe flow channel flow nozzles computational fluid dynamics design engineering 05 Sept 2001 04 June 2002 22 01 2003 Contributed by the Fluids Engineering Division for publication in the JOURNAL OF FLUIDS ENGINEERING . Manuscript received by the Fluids...

... 2002 19 08 2002 channel flow pressure design engineering The understanding of the behavior of flow in the inlet region of a channel is one of the classical problems in fluid mechanics. In spite of a large number of investigations, a rational resolution of the problem still remains...

... of CFD. In particular, simplified analyses are used that would be more useful for smaller companies having fewer R & D resources. valves computational fluid dynamics performance evaluation design engineering flow visualisation flow control 01 June 2001 03 April 2002 19...

.... Associate Editor: A. K. Prasad. 14 March 2001 14 January 2002 19 08 2002 refrigerators computational fluid dynamics flow measurement stratified flow design engineering optimisation cooling Refrigerated display cases are extensively used in supermarkets and grocery...

... field, and that the actual valve flow field is predominantly two-dimensional at some percent openings but not at all percent openings. In an effort to investigate these implications further, experimental testing was undertaken in part two of the paper. valves performance evaluation design...

...Adiel Guinzburg; Paul Cooper 28 05 2002 fluid mechanics pumps design engineering flow simulation publishing Seven of the papers in this issue’s special section were presented at the 4th International Symposium on Pumping Machinery in 2001. An additional four related papers...

... greatly through the use of automatic image analysis and computational fluid dynamics (CFD). Whereas oil surface flow patterns were used only quantitatively in the past, it will be shown here how quantitative information can be derived from them today. pumps computational fluid dynamics design...

... design engineering CAD computational fluid dynamics inverse problems Navier-Stokes equations flow simulation channel flow Tremendous development of numerical methods and computer technology has made Computational Fluid Dynamic technique (CFD) one of the most essential tools for hydrodynamic...