1-20 of 193
Keywords: heat transfer
Close
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081010.
Paper No: GTP-20-1511
Published Online: March 31, 2021
... rotor–stator contact interaction vibration analysis heat transfer frictional heating In turbomachinery, compressor and turbine modules performances are closely related to the presence of functional gaps between rotating and stationary parts. In order to improve efficiency, engine...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2021, 143(5): 051025.
Paper No: GTP-20-1779
Published Online: March 15, 2021
..., and investigated the flow and heat transfer characteristics in this alternating elliptical U-bend cooling channel thoroughly. Numerical simulations were performed by using three-dimensional steady solver of Reynolds-averaged Navier–Stokes equations with the standard k– ε turbulence model. The influence...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. March 2021, 143(3): 031022.
Paper No: GTP-20-1701
Published Online: February 24, 2021
... its temperature characteristic and level. On the one hand, a numerical conjugate heat transfer (CHT) model of the automotive turbocharger investigated is developed using a commercial CFD-tool and a bidirectional, thermal coupling of the CFD-model with thermohydrodynamic lubrication simulation codes...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2019, 141(7): 071004.
Paper No: GTP-18-1449
Published Online: January 11, 2019
...-axis and the horizontal semi-axis are applied. Numerical studies are carried out under three Reynolds numbers. The flow characteristics and heat transfer performance of five DSC cases are compared with the benchmark impingement cooling case. The flow losses, cross-flow development, generated vortices...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2019, 141(1): 011013.
Paper No: GTP-18-1333
Published Online: September 14, 2018
.... Considerable improvements of the computing power and numerical simulation tools today allow detailed investigations of the heat transfer and the flow phenomena by conjugate-heat-transfer (CHT) simulations. However, these simulations are still restricted to smaller geometries mostly by the number of elements...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2019, 141(1): 011005.
Paper No: GTP-18-1283
Published Online: September 14, 2018
... knowledge about the dominant heat transfer phenomena and flow structures, detailed numerical investigations are required. For the sake of the investigation of the warm-keeping process as found in the presented research, single and multistage numerical turbine models were developed. Furthermore...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 121506.
Paper No: GTP-18-1091
Published Online: August 20, 2018
.... 25 02 2018 10 05 2018 Burners Combustion Combustors Computational fluid dynamics Flame Fuel combustion Gas turbine technology Heat transfer Modeling Turbulence Turbulent Unsteady flows Flame–wall interaction is a physicochemical process in which flames and wall...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 122802.
Paper No: GTP-18-1160
Published Online: August 9, 2018
... April 13, 2018; published online August 9, 2018. Editor: David Wisler. 09 04 2018 13 04 2018 Energy Energy conversion Engines Experimental Fuel combustion Fuels Heat transfer Internal combustion engines Natural gas technology Petroleum engineering Thermodynamics...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2018, 140(12): 122602.
Paper No: GTP-18-1041
Published Online: August 6, 2018
... recovery and heat transfer effects cause a shortfall between the measured temperature and the flow stagnation temperature. To improve accuracy, the measurement shortfall is corrected post-test using data acquired at representative Mach numbers in a steady aerodynamic calibration facility. However, probes...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2018, 140(11): 112502.
Paper No: GTP-18-1169
Published Online: July 12, 2018
... Wisler. 15 04 2018 13 05 2018 Convective heat transfer Engines Experimental Heat transfer Internal flow Mass Transfer Turbines High efficiencies and power density in gas turbines are increasingly important for both power generation and aviation propulsion. To increase...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2018, 140(10): 102605.
Paper No: GTP-17-1475
Published Online: July 5, 2018
... OF E NGINEERING FOR G AS T URBINES AND P OWER . Manuscript received August 23, 2017; final manuscript received September 23, 2017; published online July 5, 2018. Editor: David Wisler. 23 08 2017 23 09 2017 Engines Experimental Fouling Heat transfer Particle deposition...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2018, 140(11): 112803.
Paper No: GTP-18-1003
Published Online: July 5, 2018
..., heat transfer from the cylinder, short circuiting, sensible exhaust enthalpy, and incomplete combustion. The engine controls considered in the present study are speed, equivalence ratio, combustion phasing (ignition timing), cooling-air flow rate, and throttle. Several options are identified...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2018, 140(10): 102807.
Paper No: GTP-17-1225
Published Online: June 25, 2018
... is done with experimental results, a one-dimensional model is also used to calculate turbulence intensities with respect to geometric factors; these results help to explain observed differences in heat transfer characteristics of the two engines. The results are compared at the same brake mean effective...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2018, 140(9): 091202.
Paper No: GTP-17-1383
Published Online: June 15, 2018
... optimization Energy Energy conversion Engines Exergy Fuel combustion Gas turbine technology Heat transfer Internal combustion engines Mass Transfer Modeling Power systems Thermal Thermodynamics Vaporization In order to meet greenhouse gas emissions targets going forward, the efficiency...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2018, 140(9): 091201.
Paper No: GTP-18-1043
Published Online: May 29, 2018
... on semi-empirical correlations for heat transfer and pressure drop, is developed and verified with turbine cooling data available in the open literature. Based on the validated model, a parametric analysis is performed to understand the variation of turbine cooling requirement with variation in TIT...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2018, 140(9): 091503.
Paper No: GTP-17-1607
Published Online: May 24, 2018
...Suhyeon Park; David Gomez-Ramirez; Siddhartha Gadiraju; Sandeep Kedukodi; Srinath V. Ekkad; Hee-Koo Moon; Yong Kim; Ram Srinivasan In this study, we provide detailed wall heat flux measurements and flow details for reacting flow conditions in a model combustor. Heat transfer measurements inside...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2018, 140(8): 081201.
Paper No: GTP-17-1366
Published Online: May 18, 2018
... Wisler. 14 07 2017 31 08 2017 Aeronautical propulsion Exergy Heat exchangers Heat transfer Aerospace Propulsion systems Numerous radical engine architectures have been proposed aiming to achieve higher efficiencies, and thus reduce fuel burn and carbon dioxide emissions...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2018, 140(8): 081701.
Paper No: GTP-17-1352
Published Online: May 15, 2018
... Combustion Cooling Environmental Experimental Fluids Fossil power generation Fuel combustion Fuels Gas turbine technology Gaseous Heat transfer Mass Transfer Mixed Process Natural gas technology Packed Beds Participating Media Phase change Power systems Reliability Coupled behavior...
Journal Articles
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2018, 140(7): 071902.
Paper No: GTP-17-1200
Published Online: April 25, 2018
...Hui Tang; Mark R. Puttock-Brown; J. Michael Owen The buoyancy-induced flow and heat transfer inside the compressor rotors of gas-turbine engines affects the stresses and radial growth of the compressor disks, and it also causes a temperature rise in the axial throughflow of cooling air through...
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
... is capable of replicating ice crystal conditions at altitudes up to 9 km and Mach numbers up to 0.55. The heated plate is designed to measure the heat flux from a surface at temperatures representative of the early core compressor, under varying convective and icing heat loads. Heat transfer enhancement...