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Journal Articles
Article Type: Research-Article
J. Heat Transfer. December 2018, 140(12): 122201.
Paper No: HT-17-1684
Published Online: August 28, 2018
... online August 28, 2018. Assoc. Editor: Ali Khounsary. 15 11 2017 17 07 2018 Gas turbine heat transfer Jets Wakes Impingement Cooling To improve the thermal efficiency of gas turbines, turbine inlet temperature has been increased to a very high level, which is far beyond...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. November 2018, 140(11): 113001.
Paper No: HT-18-1079
Published Online: July 23, 2018
... July 23, 2018. Editor: Portonovo S. Ayyaswamy. 08 02 2018 27 02 2018 Experimental techniques Forced convection Gas turbine heat transfer Heat transfer enhancement Jets Wakes Impingement Cooling Gas turbines operate at high pressure (20–40 atmospheres), high...
Journal Articles
Article Type: Photo Gallery
J. Heat Transfer. August 2018, 140(8): 080901.
Paper No: HT-18-1274
Published Online: July 2, 2018
... cooling Experimental techniques Jets Wakes Impingement Cooling Particles Droplets Journal of Heat Transfer AUGUST 2018, Vol. 140 / 080901-1 Experimental and Numerical Visualization of Heat Transfer and Hydrodynamics Induced by Double Droplet Train Impingement Taolue Zhang1, J. P. Muthusamy1...
Journal Articles
Article Type: Photo Gallery
J. Heat Transfer. August 2018, 140(8): 080902.
Paper No: HT-18-1278
Published Online: July 2, 2018
...Dong Hwan Shin; Yeonghwan Kim; Jin Sub Kim; Do Won Kang; Jeong Lak Sohn; Jungho Lee Flow visualization was performed to give a physical insight with vortical structures of an axisymmetric impinging jet on a concave surface. High-speed imaging was employed to get clear images with a laser light...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. July 2018, 140(7): 072201.
Paper No: HT-17-1432
Published Online: March 30, 2018
...Yu Rao A comparative experimental and numerical study has been done on multiple-jet impingement heat transfer in narrow channels with different pin fin configurations on the target surfaces. Three different target plates including a flat plate, a plate with full-height pin fins, and another plate...
Journal Articles
Article Type: Photo Gallery
J. Heat Transfer. March 2018, 140(3): 030903.
Paper No: HT-17-1706
Published Online: February 16, 2018
...Sang Gun Lee; Jin Sub Kim; Dong Hwan Shin; Jungho Lee The effect of staggered-array water impinging jets on boiling heat transfer was investigated by a simultaneous measurement between boiling visualization and heat transfer characteristics. The boiling phenomena of staggered-array impinging jets...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. April 2018, 140(4): 042402.
Paper No: HT-17-1321
Published Online: January 10, 2018
... structures at the rear of the bubble associated with the primary heat transfer enhancement and a pair of prominent liquid jets oriented in the transverse direction on either side of the bubble. Contributed by the Heat Transfer Division of ASME for publication in the J OURNAL OF H EAT T RANSFER...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. April 2018, 140(4): 042205.
Paper No: HT-17-1246
Published Online: January 10, 2018
...Fatih Selimefendigil; Hakan F. Öztop Numerical study of nanofluid jet impingement cooling of a partially elastic isothermal hot surface was conducted with finite element method. The impingement surface was made partially elastic, and the effects of Reynolds number (between 25 and 200), solid...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. April 2018, 140(4): 042204.
Paper No: HT-17-1234
Published Online: January 10, 2018
...Kai Chen; Rui-Na Xu; Pei-Xue Jiang Jet impingement cooling is widely used in many industrial applications due to its high heat transfer capability and is an option for advanced high power density systems. Jet impingement cooling with supercritical pressure fluids could have much larger heat...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. April 2018, 140(4): 042203.
Paper No: HT-16-1476
Published Online: December 27, 2017
..., 2016; final manuscript received August 11, 2017; published online December 27, 2017. Assoc. Editor: George S. Dulikravich. 26 07 2016 11 08 2017 Aerospace Gas turbine heat transfer Heat and mass transfer Heat transfer enhancement Jets Wakes Impingement Cooling Heat transfer...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. April 2018, 140(4): 042202.
Paper No: HT-16-1284
Published Online: December 12, 2017
... profile describing how the air–mist coolant jet flow spreads and eventually blends into the hot main flow is prescribed for both cylindrical and fan-shaped holes. The mist film layer consists of two layers: a typical coolant film layer (cooling air containing the majority of the droplets) and a wider...
Topics: Drops, Coolants
Journal Articles
Article Type: Research-Article
J. Heat Transfer. April 2018, 140(4): 042201.
Paper No: HT-16-1282
Published Online: December 12, 2017
... transfer Heat transfer enhancement Two-phase flow Jets Wakes Impingement Cooling Heat transfer Gas turbines (GTs) play a vital role in today’s industrialized society. As the demands for power increase, the power output and thermal efficiency of gas turbines must also increase. One method of...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. March 2018, 140(3): 032201.
Paper No: HT-17-1099
Published Online: October 10, 2017
... number liquid slot jets is not yet comprehensively understood. This investigation experimentally examined jet outlet modifications—in the form of tabs and chevrons—as techniques for passive control and enhancement of single-phase convective heat transfer. The investigation was carried out for slot jets...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. February 2018, 140(2): 022202.
Paper No: HT-17-1024
Published Online: September 6, 2017
...Chinige Sampath Kumar; Arvind Pattamatta An experimental study using the liquid crystal thermography technique is conducted to investigate the convective heat transfer performance in jet impingement cooling using various porous media configurations. Aluminum porous foams are used in the present...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. January 2018, 140(1): 012401.
Paper No: HT-16-1407
Published Online: August 16, 2017
...Mayank Modak; Sandesh S. Chougule; Santosh K. Sahu In the present study, an experimental investigation has been carried out to analyze the heat transfer characteristics of CuO–water nanofluids jet on a hot surface. A rectangular stainless steel foil (AISI-304, 0.15 mm thick) used as the test...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. August 2017, 139(8): 082201.
Paper No: HT-16-1678
Published Online: April 11, 2017
...Alexander S. Rattner In conventional jet impingement array heat sinks, all the spent coolant is extracted from component edges, resulting in cross-flow interference and nonuniform heat transfer. Jet impingement arrays with interspersed fluid extraction ports can reduce cross-flow, improving heat...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. July 2017, 139(7): 072201.
Paper No: HT-16-1236
Published Online: March 15, 2017
... RANSFER . Manuscript received April 29, 2016; final manuscript received December 11, 2016; published online March 15, 2017. Assoc. Editor: George S. Dulikravich. 29 04 2016 11 12 2016 Gas turbine heat transfer Heat and mass transfer Jets Wakes Impingement Cooling One of...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. February 2017, 139(2): 022201.
Paper No: HT-16-1223
Published Online: October 26, 2016
...Qaiser Sultan; Gildas Lalizel; Matthieu Fénot; Eva Dorignac This study investigates the effects of sinusoidal pulsations externally imposed to an oblique round jet. The effectiveness of film coverage of an adiabatic wall onset for a thermally uniform bulk flow is presented in the perspective of gas...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. January 2017, 139(1): 012201.
Paper No: HT-16-1091
Published Online: September 27, 2016
...Weihong Li; Minghe Xu; Jing Ren; Hongde Jiang Comprehensive impingement heat transfer coefficients data are presented with varied Reynolds number, hole spacing, jet-to-target distance, and hole inclination utilizing transient liquid crystal. The impingement configurations include: streamwise and...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. November 2016, 138(11): 112001.
Paper No: HT-15-1504
Published Online: June 14, 2016
... Jets Wakes Impingement Cooling Reactive flows Analysis of boundary layer flow and heat transfer over a stretching sheet has been considered significantly in recent years due to its applications. This problem has many engineering applications in industrial processes, such as polymer industry...