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Keywords: Two-phase
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 121503.
Paper No: GTP-17-1560
Published Online: August 20, 2018
... submodels (such as droplet break-up, droplet collisions, and chemical kinetics) reduce the accuracy of these numerical simulations, requiring experimentation to confirm the accuracy of the models. Combustion Computational fluid dynamics Evaporation Fuels Turbulence Two-phase Combustion...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 121003.
Paper No: GTP-18-1285
Published Online: August 20, 2018
... and temperature gradients is extended to two-phase condensing flows modeled within an Eulerian–Eulerian framework. This requires some modifications of the general approach and the inclusion of additional models to account for thermodynamic and kinematic relaxation processes. With this approach, the entropy...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 122501.
Paper No: GTP-18-1005
Published Online: August 6, 2018
... conversion Gas turbine technology Heat recovery Modeling Power systems Temperature Thermal Thermodynamics Turbines Two-phase Vibration Over the past years, the consumption of fossil fuel continues to grow [ 1 ] due to the increase in energy demand in both heat and electricity forms...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2018, 140(11): 111504.
Paper No: GTP-18-1188
Published Online: July 9, 2018
... upstream into the fuel tube forms bubbles and mixes turbulently with the incoming fuel. The two-phase mixture with small air bubbles then leaves the orifice to form a fine spray. The rapid bursting of air bubbles as they experience a sudden pressure drop across the orifice is the mechanism for FB primary...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2018, 140(10): 102603.
Paper No: GTP-17-1513
Published Online: June 25, 2018
.... The performance of the cascade under two-phase flow was analyzed using laser Doppler anemometry/phase Doppler anemometry measurement technique in terms of loss coefficient based on wake momentum thickness and flow turning. It is shown that the wettability of the surface has significant effects on the film...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2018, 140(9): 092802.
Paper No: GTP-18-1083
Published Online: May 24, 2018
... transfer Design optimization Droplet Environmental Evaporation Experimental Jets Mass Transfer Sprays Thermodynamics Two-phase Vaporization Marine diesel engines operate at high temperatures and use heavy oil with high sulfur content [ 1 ]. This leads to high emissions of nitrogen oxides...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2018, 140(7): 071501.
Paper No: GTP-17-1386
Published Online: April 10, 2018
... Environmental Evaporation Gas turbine technology Heat transfer Multiphase flows Particulate Phase change Thermal Two-phase 22 07 2017 13 09 2017 Contributed by the Combustion and Fuels Committee of ASME for publication in the J OURNAL OF E NGINEERING FOR G AS T URBINES AND P...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. June 2018, 140(6): 062501.
Paper No: GTP-17-1410
Published Online: January 17, 2018
... this advance is an epicyclic reduction gearbox (Fig. 1 ). Computational fluid dynamics Fluids Modeling Multiphase flows Shear Flows Swirling Two-phase Copyright © 2018 by ASME 2018 0742-4795/2018/140(6)/062501/9/ $25.00 ...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2018, 140(5): 051601.
Paper No: GTP-17-1295
Published Online: December 27, 2017
...Craig Nolen; Melissa Poerner The distribution of water in the diffuser of a wet gas compressor is not well understood. Measurements of water film thickness across the diffuser surface would improve the understanding of two-phase flow phenomena in wet gas compressors. Electromagnetic probes were...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2018, 140(5): 051501.
Paper No: GTP-17-1396
Published Online: November 21, 2017
... Wisler. 26 07 2017 09 08 2017 Aeronautical propulsion Aerothermodynamics Combustion Combustors Computational fluid dynamics Engines Flame Fuel combustion Fuels Gas turbine technology Modeling Multiphase flows Sprays Swirling Turbulence Turbulent Two-phase Unsteady...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2018, 140(4): 041701.
Paper No: GTP-17-1395
Published Online: November 7, 2017
... Equilibrium Measurement techniques Thermodynamics Two-phase To enable economically viable large-scale carbon capture and storage, advanced fluid machinery compatible with supercritical fluids and operating at improved efficiency levels are necessary. The high pressures and multiphase flow...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2018, 140(3): 031503.
Paper No: GTP-17-1276
Published Online: October 17, 2017
... at 514.5 nm is used to create vertical tomographic slices of the droplet spray under hot fire conditions. The laser slice in Fig. 2 shows the hollow liquid spray cone established in the chamber. Note that droplets are still present all along the combustion zone. This confirms the nonpremixed two-phase...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2018, 140(3): 032601.
Paper No: GTP-17-1185
Published Online: October 17, 2017
... to the bearing chamber before it is extracted out by a scavenge pump. Scavenging oil from the bearing chamber is challenging due to high windage induced by the fast rotating shafts as well as the two-phase nature of the flow. A deep sump has been found to increase scavenge performance due to its ability...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2018, 140(3): 032602.
Paper No: GTP-17-1189
Published Online: October 17, 2017
... Turbulent Two-phase Unsteady Unsteady flows Steam turbines, which account for a large part of the world power generation, in order to cope with the growth of the renewable energies share in the power generation mix, are required operational flexibility. This means that nowadays a considerable...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2018, 140(2): 021503.
Paper No: GTP-17-1109
Published Online: October 10, 2017
... combustion engines Measurement techniques Mixed Process Multiphase flows Nonintrusive diagnostics Two-phase Visualization After recording the initial data, the three injectors were treated with the fuel system cleaning service. The variation in the atomization injectors exhibited after...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2018, 140(2): 021502.
Paper No: GTP-17-1316
Published Online: October 3, 2017
...J. Marrero-Santiago; A. Verdier; C. Brunet; A. Vandel; G. Godard; G. Cabot; M. Boukhalfa; B. Renou Aeronautical gas turbine ignition is still not well understood and its management and control are mandatory for new lean-burner designs. The fundamental aspects of swirled confined two-phase flow...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2018, 140(2): 022603.
Paper No: GTP-17-1325
Published Online: October 3, 2017
... OF E NGINEERING FOR G AS T URBINES AND P OWER . Manuscript received July 9, 2017; final manuscript received July 20, 2017; published online October 3, 2017. Editor: David Wisler. 09 07 2017 20 07 2017 Computational fluid dynamics Cooling Environmental Multiphase flows Two...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2018, 140(1): 012604.
Paper No: GTP-17-1293
Published Online: September 19, 2017
... 2017 13 07 2017 Experimental Modeling Multiphase flows Particulate Two-phase Aircraft engines are subject to a series of influences that lead to deterioration and damage during their operation. In order to provide efficient maintenance planning and effective preventive...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2018, 140(1): 012505.
Paper No: GTP-17-1268
Published Online: September 19, 2017
... in a (wet gas) compressor or a (multiphase) pump, a two phase flow condition does affect its leakage and dynamic force coefficients. In 1993, Iwatsubo and Nishino [ 5 ] report tests conducted in a pump annular seal operating with an air in water mixture, find the experimental rotordynamic force coefficients...
Journal Articles