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Keywords: evaporation
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Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2022, 144(7): 071001.
Paper No: GTP-21-1538
Published Online: May 20, 2022
...Qiankun Zhang; Jin Xia; Jianping Wang; Zhuoyao He; Wenbin Zhao; Yong Qian; Liang Zheng; Rui Liu; Xingcai Lu The objective of the investigation is to explore the spray evaporation and dispersion characteristics of impinged biodiesel-butanol blends at various n-butanol ratios (0, 10%, 30%, 50...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 121503.
Paper No: GTP-17-1560
Published Online: August 20, 2018
.... Government's contributions. 14 10 2017 17 06 2018 Combustion Computational fluid dynamics Evaporation Fuels Turbulence Two-phase Combustion Turbulent spray combustion is a complex process involving droplet breakup, evaporation, auto-ignition, and droplet interactions...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2018, 140(9): 092802.
Paper No: GTP-18-1083
Published Online: May 24, 2018
... from urea. Different configurations of hydrolysis reactors were investigated experimentally. Ammonia concentration measurements provided information about parameters influencing the decomposition of urea and the system performance. The evaporation of urea between injection and interaction...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2018, 140(8): 082801.
Paper No: GTP-17-1601
Published Online: May 11, 2018
... to mimic its atomization, evaporation, mixing, and auto-ignition behavior. More focus has been given to matching the derived cetane number (DCN) as a measure of the auto-ignition quality. In this investigation, we carried out experimental validation of a three-component surrogate for Sasol-Isoparaffinic...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2018, 140(7): 071501.
Paper No: GTP-17-1386
Published Online: April 10, 2018
... Evaporation Gas turbine technology Heat transfer Multiphase flows Particulate Phase change Thermal Two-phase Over 240 icing-related engine events have been recorded since 1990. Mason et al. [ 1 ] analyzed 46 of these events, many of which occurred at altitudes above 7000 m, the recognized upper...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2018, 140(2): 021401.
Paper No: GTP-17-1317
Published Online: October 3, 2017
...Giandomenico Lupo; Christophe Duwig The present effort focuses on detailed numerical modeling of the evaporation of an ethanol–water droplet. The model intends to capture all relevant details of the process: it includes species and heat transport in the liquid and gas phases, and detailed...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2017, 139(11): 111701.
Paper No: GTP-16-1539
Published Online: June 6, 2017
... by Pöyry Switzerland to reduce the water consumption on power and desalination combined cycle power plants, on which there are gas turbine evaporative cooling systems in operation. The present study analyzed the potential re-utilization and integration of the heat recovery steam generator (HRSG) blowdown...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2015, 137(3): 032605.
Paper No: GTP-14-1359
Published Online: October 14, 2014
...). Equilibrium and nonequilibrium properties according to the occurring evaporation and condensation phenomena were compared. Equilibrium conditions seem to have a reduced inlet icing risk for the wet case compared to the chilled case. However, comparing the wet case to the unaffected case showed a higher icing...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. March 2012, 134(3): 031503.
Published Online: December 30, 2011
... and the pressure loss was set to 3%. Sauter mean diameter profiles and liquid mass flux distributions were generated from the phase Doppler anemometry measurements of the evaporating spray drop sizes and velocities. With planar measurements of Mie scattering and kerosene-LIF, the distribution of kerosene (liquid...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. September 2011, 133(9): 092001.
Published Online: April 20, 2011
.... This paper addresses the influence and importance of droplet size on evaporative cooling performance and efficiency. Spray nozzles used for inlet fogging and wet compression include impaction pin, swirl jet, air assisted, and swirl flash nozzle designs. The evaporation efficiency of the atomized droplets...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. August 2011, 133(8): 081701.
Published Online: April 5, 2011
... and continue to evaporate. Evaporation within the compressor itself (often referred to as overspray) is also central to several advanced wet cycles, including the moist air turbine and the so-called TOP Humidified Air Turbine (TOPHAT) cycle. The resulting wet compression process affords a number...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2010, 132(11): 112804.
Published Online: August 16, 2010
... as a thermodynamic analysis of the combustion process. The two fuels considered were a standard diesel fuel and a synthetic diesel (fuel two) with a lower aromatic content, evaporation temperature, and cetane number than the standard diesel. The exhaust-stream soot emissions, measured using a filter smoke number...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. November 2010, 132(11): 111501.
Published Online: August 5, 2010
...Nadezhda A. Slavinskaya; Anton Zizin; Manfred Aigner Calculations of evaporation characteristics (distillation curve, two-phase diagram, and critical points) of surrogates are described in detail. The efficiency of some surrogate blends, represented in literature, in reflecting the evaporation...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. May 2008, 130(3): 032001.
Published Online: April 2, 2008
...R. C. Payne; A. J. White The present paper describes a three-dimensional computational method developed to solve the flow of a two-phase air-water mixture, including the effects of evaporation for a monodispersion of liquid droplets. The calculations employ a fully Eulerian method...
Journal Articles
Article Type: Research Papers
J. Eng. Gas Turbines Power. January 2008, 130(1): 012001.
Published Online: December 17, 2007
... in FORTRAN 90 language and developed by DIEM University of Bologna, has been used. The calculation procedure considers effects of evaporation of injected water within the compressor including droplets dynamics, which are necessary in order to fully evaluate effects of wet compression on the gas turbine...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2006, 128(4): 815–825.
Published Online: September 18, 2006
... the peak load times during the summers, there is a need to boost gas turbine power. There is a sizable evaporative cooling potential throughout the world when the climatic data is evaluated based on an analysis of coincident wet bulb and dry bulb information . These data are not readily available to plant...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. October 2006, 128(4): 826–839.
Published Online: September 18, 2006
.... The effect, on evaporation rate, of ambient climatic conditions and the location of the fog nozzle with respect to the gas turbine inlet duct has been analytically and experimentally analyzed. An analytical model is used to study the evaporation dynamics of fog droplets injected in the inlet ducts. The model...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2007, 129(1): 61–68.
Published Online: September 28, 2005
... and droplet breakup are modeled by a combination of the breakup model by Reitz and the Taylor analogy breakup model ( see Caraeni, D., Bergström, C., and Fuchs, L., 2000, Flow, Turbul. Combust., 65(2), pp. 223–244 ). Evaporation and droplet collision are also modeled. The flow solver uses two-way coupling...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. July 2005, 127(3): 539–544.
Published Online: June 24, 2005
... of R718 units. The condensing wave rotor employs pressurized water to pressurize, desuperheat, and condense the refrigerant vapor—all in one dynamic process. The underlying phenomena of flash evaporation, shock wave compression, desuperheating, and condensation inside the wave rotor channels are described...
Journal Articles
Article Type: Technical Papers
J. Eng. Gas Turbines Power. January 2005, 127(1): 159–169.
Published Online: February 9, 2005
... load mode. Actual climatic conditions of a selected site were examined thoroughly to identify the different governing weather patterns. The main performance characteristics of both refrigerative and evaporative cooling systems were explored by examining the effect of several parameters including inlet...