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Keywords: pumps
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Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2012, 134(2): 022503.
Published Online: December 14, 2011
...Luis San Andrés As oil fields deplete, in particular in deep sea reservoirs, pump and compression systems work under more strenuous conditions with gas in liquid and liquid in gas mixtures, mostly inhomogeneous. Off-design operation affects system overall efficiency and reliability, including...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2011, 133(9): 093001.
Published Online: April 20, 2011
...Francis J. Quail; Matthew Stickland; Armin Baumgartner The regenerative pump is a rotor-dynamic turbomachine capable of developing high heads at low flow rates and low specific speeds. In spite of their low efficiency, usually less than 50%, they have found a wide range of applications as compact...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. June 2011, 133(6): 063002.
Published Online: February 15, 2011
...Punit Singh; Franz Nestmann A consolidated model for the turbine operation of centrifugal pumps comprising accurate prediction, optimum selection, and rigorous evaluation has been the primary need and the most challenging tasks for the industry to deal with. This paper introduces a consolidated...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. June 2011, 133(6): 062401.
Published Online: February 15, 2011
...François Gruselle; Johan Steimes; Patrick Hendrick The Aero-Thermo-Mechanics (ATM) Department of ULB (Université Libre de Bruxelles) is developing an original system to pump and separate a two-phase flow. Many applications need to extract a certain phase of a multiphase flow: oil extraction, flow...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2011, 133(5): 052906.
Published Online: December 13, 2010
... ) , outlet pressures ( P out = 764.76 – 889.02 kPa ) , and exponentially increasing heat input ( Q = Q 0 exp ( t / τ ) , τ = 8.5 s ) by the experimental water loop comprised of a multistage canned-type circulation pump controlled by an inverter. The SUS304 test tube of inner diameter ( d = 6 mm ) , heated...
Journal Articles
Article Type: Discussions
J. Eng. Gas Turbines Power. April 2011, 133(4): 045501.
Published Online: November 23, 2010
...Dara Childs 17 10 2007 09 11 2007 23 11 2010 compressors computational fluid dynamics impellers pumps rotors Gupta , M. , and Childs , D. , 2006 , “ Rotordynamic Stability Predictions for Centrifugal Compressors Using a Bulk-Flow Model to Predict...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2010, 132(8): 082902.
Published Online: May 28, 2010
... reactor cooling fission reactor safety multiphase flow pressure pumps Fiber cake at a strainer ( a ) compaction measurement principle; ( b ) typical compaction curve ε ( p k ) Measured relationship of compaction pressure p k and porosity ε...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. February 2010, 132(2): 022804.
Published Online: November 2, 2009
...Rocco Piccione; Antonio Vulcano; Sergio Bova In the usual liquid cooling system of an internal combustion engine a centrifugal pump is driven by the crankshaft and imposes a coolant flow, which transfers heat from the engine walls to the radiator. Therefore, as the engine is switched-off, the...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2010, 132(1): 012504.
Published Online: October 2, 2009
...R. Castilla; M. Gutes; P. J. Gamez-Montero; E. Codina This paper describes a numerical analysis of the dynamics of the shaft in the journal bearing of a gear pump. The modulus and direction of the load is a function of the relative position of the gears, causing a precession motion around an...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2009, 131(6): 062903.
Published Online: July 17, 2009
...Hernan Tinoco; Stefan Ahlinder A thermal mixing analysis of the downcomer, main recirculation pumps (MRPs) and lower plenum of Forsmark’s Unit 3 has been carried out with three separate computational fluid dynamics models. Several difficulties with the boundary conditions have been encountered...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2009, 131(6): 062302.
Published Online: July 13, 2009
...Qi Chen; A. M. Birk This paper presents experimental data for the performance of two oblong, straight, air-air ejectors with four-ring oblong entraining diffusers. The effects of inlet swirl angle, nozzle diameter, and flow temperature on the ejector pumping, backpressure, wall pressure...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2009, 131(5): 052502.
Published Online: May 26, 2009
...R. Castilla; M. Gutes; P. J. Gamez-Montero; E. Codina The movement of the shaft of a driven gear in a gear pump is experimentally studied. Three different methods are considered, and the use of a laser micrometer measurement method is validated. In order to use the laser micrometer, some...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. July 2009, 131(4): 042902.
Published Online: April 15, 2009
... by adjusting the valve. The liquid Cd was transported by a suction pump against a 0.93 m head and the transport amount of Cd was well controlled with the Cd amount and the position of the suction tube. The transportation of liquid cadmium at approximately 700 K could be controlled at a rate of 0.5...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2007, 129(1): 239–244.
Published Online: January 9, 2006
...Hoon Cho; Dohoy Jung; Zoran S. Filipi; Dennis N. Assanis; John Vanderslice; Walter Bryzik The engine cooling system for a typical class 3 pickup truck with a medium duty diesel engine was modeled with a commercial code, GT-Cool, in order to explore the benefit of a controllable electric pump on the...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. April 2003, 125(2): 590–595.
Published Online: April 29, 2003
... method. A lot of experimentally obtained data and empirical formulae for the compressor, gas turbine, flow coefficients of the engine valves, intercooler, high-pressure fuel pump with the pneumatic control device (LDA), combustion parameters, etc., were applied to overcome deficiency introduced by the...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2001, 123(1): 70–77.
Published Online: November 1, 2000
... different components, the emphasis of this paper is on the gas turbine and its driven equipment (compressor or pump) as a system, rather than on isolated components. We will discuss the effect of degradation on the package as part of a complex system (e.g., a pipeline, a reinjection station, etc.). Treating...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2001, 123(3): 693–700.
Published Online: January 1, 2000
...N. Beithou, Graduate Student; H. S. Aybar, Assoc. Mem. ASME, Associate Professor, There are several proposed advanced reactor systems, which consider the utilization of a steam-driven jet pump (SDJP) as an emergency core cooling system. The steam-driven jet pump is a device without moving parts, in...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2001, 123(3): 701–706.
Published Online: January 1, 2000
...N. Beithou, Graduate Student; H. S. Aybar, Assoc. Mem. ASME, Associate Professor The steam-driven jet pump (SDJP) is a device without moving parts, in which steam is used as an energy source to pump cold water from a pressure much lower than the steam pressure to a pressure higher than the steam...