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Keywords: Turbomachines
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. January 2019, 141(1): 011206.
Paper No: FE-17-1422
Published Online: August 16, 2018
... 2017 12 07 2018 Electro-hydrodynamic flows PIV Pumps Turbomachines A strong electric field applied between the two electrodes initiates a corona discharge which results in ionization of gas molecules. The gaseous ion flux along the electric field lines induces ionic wind, also...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. October 2018, 140(10): 101109.
Paper No: FE-17-1711
Published Online: August 6, 2018
.... In electrical submersible pumps (ESPs), grooves are added to the rotor surface to deal with solids contamination in the pumped fluid. Fluid-structure interaction Pumps Turbomachines 01 11 2017 27 06 2018 Contributed by the Fluids Engineering Division of ASME for publication...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. January 2019, 141(1): 011105.
Paper No: FE-17-1550
Published Online: June 29, 2018
... the LE-7A Japanese rocket engine was in its development stage. Motoi et al. [ 12 ] attempted to derive the Thomas/Alford force by CFD in order to avoid such instability by fluid control, while Hendricks et al. [ 13 ] reviewed the rotor-dynamics issues facing turbomachines, including the study by Motoi et...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. January 2019, 141(1): 011204.
Paper No: FE-16-1724
Published Online: June 29, 2018
... edge of the inducer. The interaction between the backflow and cavitation on the blade tip can lead to significant cavitation instabilities that limit pump performance. Cavitation Computational fluid dynamics Multiphase flows Pumps Turbomachines 03 11 2016 07 04 2018...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. February 2019, 141(2): 021101.
Paper No: FE-17-1671
Published Online: June 29, 2018
... unfavorable noise, vibration, and wear in the system [ 1 – 3 ]. Cavitation Computational fluid dynamics Pumps Turbulence Turbomachines 18 10 2017 08 06 2018 Contributed by the Fluids Engineering Division of ASME for publication in the J OURNAL OF F LUIDS E NGINEERING...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. December 2018, 140(12): 121107.
Paper No: FE-17-1647
Published Online: June 26, 2018
...; final manuscript received May 10, 2018; published online June 26, 2018. Assoc. Editor: Wayne Strasser. 08 10 2017 10 05 2018 Experimental techniques Hydrodynamics Pressure drop Pumps Turbomachines The focus on pump working as turbine (PAT) has drawn attention...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. December 2018, 140(12): 121103.
Paper No: FE-18-1042
Published Online: June 13, 2018
... Unsteady flows Turbomachines Transient conditions, such as a startup or a runaway, imply a time variation of the operating parameters of a hydraulic turbine (e.g., flow rate, runner rotation speed and, in some cases, guide vane opening). Transient conditions typically reduce the life expectancy...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. October 2018, 140(10): 101107.
Paper No: FE-17-1563
Published Online: May 18, 2018
... to investigate them to promote the development of pumped storage power generation technology and ensure stable operation of pumped storage power plants. Computational fluid dynamics Fluid transients Pumps Unsteady flows Turbomachines 05 09 2017 15 04 2018 Contributed...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. October 2018, 140(10): 101106.
Paper No: FE-17-1279
Published Online: May 18, 2018
... turbomachines, in the case of wave rotors, a mean value for velocity cannot be used for calculating work because the flow inside the wave rotor is nonsteady. The presence of ports creates internal pressure waves leading to nonuniform velocity at the inlet and exit. Therefore, the instantaneous rate of work...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. November 2018, 140(11): 111301.
Paper No: FE-17-1649
Published Online: May 18, 2018
... fluid dynamics Multiphase flows Pumps Rotating fluids Turbomachines 09 10 2017 17 04 2018 Contributed by the Fluids Engineering Division of ASME for publication in the J OURNAL OF F LUIDS E NGINEERING . Manuscript received October 9, 2017; final manuscript received April 17...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. September 2018, 140(9): 091204.
Paper No: FE-17-1595
Published Online: May 2, 2018
.... Assoc. Editor: Wayne Strasser. 19 09 2017 09 03 2018 Fluid transients Pumps Unsteady flows Turbomachines The objectives of energy saving and emission reduction have elicited extensive research attention in terms of rapid economic development. The performance enhancement...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Fluids Eng. October 2018, 140(10): 104501.
Paper No: FE-17-1681
Published Online: May 2, 2018
... dynamics Pumps Shocks Supersonic flows Turbomachines Condensation shocks are encountered in steam nozzles and in blade passages of the last stages of steam turbines. In addition, condensation shocks are also seen in supersonic wind tunnels owing to the water vapor present in the incoming air...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. September 2018, 140(9): 091202.
Paper No: FE-17-1674
Published Online: April 19, 2018
... received February 18, 2018; published online April 19, 2018. Assoc. Editor: Matevz Dular. 19 10 2017 18 02 2018 Cavitation Hydrodynamics Pumps RANS simulations Turbomachines Intense vibration or malfunctioning can result from abnormal flow phenomena that occur when...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. August 2018, 140(8): 081202.
Paper No: FE-17-1426
Published Online: March 29, 2018
.... Rework to the leading edge is discussed in Ref. [ 1 ]. The focus in the current study is on rework of the trailing edge for low specific-speed centrifugal pumps. Pumps Turbomachines 12 07 2017 25 01 2018 Contributed by the Fluids Engineering Division of ASME for publication...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. August 2018, 140(8): 081201.
Paper No: FE-17-1386
Published Online: March 29, 2018
...Pascal Bader; Manuel Pschernig; Wolfgang Sanz; Jakob Woisetschläger; Franz Heitmeir; Walter Meile; Günter Brenn Flow in turbomachines is generally highly turbulent. Nonetheless, boundary layers may exhibit laminar-to-turbulent transition, and relaminarization of the turbulent flow may also occur...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. July 2018, 140(7): 071102.
Paper No: FE-17-1341
Published Online: March 16, 2018
... June 12, 2017; final manuscript received January 5, 2018; published online March 16, 2018. Assoc. Editor: Satoshi Watanabe. 12 06 2017 05 01 2018 Fluid transients Pumps Turbomachines Pumped-storage stations are widely used to store electrical energy for purposes...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. July 2018, 140(7): 071101.
Paper No: FE-16-1631
Published Online: March 16, 2018
... September 26, 2016; final manuscript received January 24, 2018; published online March 16, 2018. Assoc. Editor: Wayne Strasser. 26 09 2016 24 01 2018 Computational fluid dynamics Gas dynamics Pumps Turbomachines In turbomachinery, annular seals are commonly used to minimize...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. July 2018, 140(7): 071403.
Paper No: FE-17-1266
Published Online: March 16, 2018
... . Manuscript received May 7, 2017; final manuscript received January 25, 2018; published online March 16, 2018. Assoc. Editor: Devesh Ranjan. 07 05 2017 25 01 2018 Hydrodynamics Pumps Turbomachines Pumps with low capacity and high head are needed in many process applications...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. June 2018, 140(6): 061103.
Paper No: FE-17-1394
Published Online: February 16, 2018
... received June 29, 2017; final manuscript received January 17, 2018; published online February 16, 2018. Assoc. Editor: Riccardo Mereu. 29 06 2017 17 01 2018 Computational fluid dynamics Fluid-structure interaction Pumps Unsteady flows Turbomachines The variations...