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Keywords: Conduction
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Journal Articles
Article Type: Research-Article
J. Heat Transfer. May 2021, 143(5): 051401.
Paper No: HT-20-1726
Published Online: March 19, 2021
...C. Y. Wang The basic problem of steady-state heat conduction in a ring with internal heat generation and convective boundary conditions is considered. An exact solution is found for the ring with a rectangular cross section and an efficient Ritz method is presented for general cross sections...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. August 2019, 141(8): 082001.
Paper No: HT-19-1057
Published Online: June 17, 2019
...Hao Wu; Nan Gui; Xingtuan Yang; Jiyuan Tu; Shengyao Jiang Radiative and conductive heat transfer is fairly important in the nuclear pebble bed. A continuum model is proposed here to derive the effective thermal conductivity (ETC) of pebble bed. It is a physics-based equation determined...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. July 2019, 141(7): 071602.
Paper No: HT-18-1520
Published Online: May 17, 2019
...Sajad Yazdani; Hyun-Young Kim; Michael Thompson Pettes A device for measuring a plurality of material properties is designed to include accurate sensors configured to consecutively obtain thermal conductivity, electrical conductivity, and Seebeck coefficient of a single sample while maintaining...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. December 2018, 140(12): 122301.
Paper No: HT-17-1658
Published Online: August 28, 2018
...—Part 1: Mould Heat Transfer ,” Ironmak. Steelmak , 27 ( 1 ), pp. 37 – 54 . 10.1179/030192300677363 [11] Li , G. , Liu , W. , and Xu , Y. , 2007 , “ Application of Inverse Heat Conduction Problem in the Breakout Prediction ,” Foundry Technol. , 28 (5), pp. 702 – 704 (in Chinese...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. December 2018, 140(12): 124501.
Paper No: HT-18-1373
Published Online: August 28, 2018
... in the 4 μ m aluminum layer from 613 °C to 301 °C. Introducing realistic anisotropy and inhomogeneity in the thermal conductivity (TC) of the CVD diamond has no significant effect on heat transfer if the aluminum film is on the CVD diamond growth face (with the highest TC). However, if the aluminum layer...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. November 2018, 140(11): 112005.
Paper No: HT-18-1222
Published Online: August 20, 2018
... established models for closed-cell polymer foams, the extinction coefficient and the effective thermal conductivity are obtained. The effect of opacifiers is modeled using (1) an effective refractive index for the polystyrene walls within a cell model for the EPS and (2) a superposition of extinction due...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. August 2018, 140(8): 082802.
Paper No: HT-17-1256
Published Online: June 29, 2018
...Fatma Habbachi; Fakhreddine S. Oueslati; Rachid Bennacer; Afif Elcafsi This paper is a numerical study conducted to investigate the conjugate flow and heat transfer occurring in three-dimensional (3D) natural convection. A cubical enclosure partially filled with porous block (central cubic...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. August 2018, 140(8): 082006.
Paper No: HT-17-1109
Published Online: June 29, 2018
... June 29, 2018. Assoc. Editor: Alan McGaughey. 27 02 2017 17 02 2018 Conduction There are many situations in which knowledge of the sensitivities of a finite element model response with respect to some design variables is advantageous. Parameter studies, gradient-based...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. August 2018, 140(8): 082302.
Paper No: HT-17-1614
Published Online: June 29, 2018
... b 2569 kg/ m 3 Heat conductivity, k b 203 W/ (m·K) Specific heat capacity, C p 1057 J/ (kg·K) Latent heat of fusion L f 336 kJ/ kg Latent heat of evaporation L v 10.78 MJ/ kg Fig. 3 Experimental and numerical results of SLM process with Aluminum alloy...
Journal Articles
Article Type: Technical Briefs
J. Heat Transfer. October 2018, 140(10): 104503.
Paper No: HT-17-1626
Published Online: June 11, 2018
... ) is understood to be the (infinite) 1D resistance. The contact resistance between materials 1 and 2 becomes (7) R tc ″ = R sp , 1 ″ ( 1 + k 1 k 2 ) Considering heat conduction from material 1 to material 2 in the representative domain shown in Fig. 1...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. October 2018, 140(10): 102006.
Paper No: HT-18-1044
Published Online: June 8, 2018
... conductivity, k ( T ), which, because the material can be orthotropic, is represented by the three functions, k x x ( T ) ,   k y y ( T ) , and k z z ( T ) . One of the basic assumptions made in Refs. [ 4 ] and [ 10 ] was that the thermal conductivity of the die...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. September 2018, 140(9): 092004.
Paper No: HT-17-1607
Published Online: May 25, 2018
... a class of many-particle thermal diodes: the diodes allow heat conduction from one direction with invisibility, but prohibit the heat conduction from the inverse direction with visibility. This work reveals a different mechanism for thermal camouflage and thermal rectification by using composites...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. September 2018, 140(9): 092404.
Paper No: HT-17-1272
Published Online: May 25, 2018
... Conduction Micro heat transfer Thermophysical properties Nanoscale heat transfer Lately, graphene has received a great attention due to its peculiar mechanical and electrical features [ 1 ]. Graphene is a single layer of carbon atoms in a honeycomb structure and its interesting electronic...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. October 2018, 140(10): 102002.
Paper No: HT-18-1045
Published Online: May 25, 2018
... for publication in the J OURNAL OF H EAT T RANSFER . Manuscript received January 23, 2018; final manuscript received April 20, 2018; published online May 25, 2018. Assoc. Editor: Danesh K. Tafti. 23 01 2018 20 04 2018 Conduction Electronic cooling Forced convection Heat and mass transfer...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. October 2018, 140(10): 102001.
Paper No: HT-17-1685
Published Online: May 25, 2018
... materials. As Ref. [ 13 ] predicts, the whole cloak is fabricated by two materials with significantly different thermal conductivities. In this paper, the basic two materials are copper with κ Cu = 388 W / m   K , ( ρ c ) Cu = 3.4 MJ / K   m 3...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. October 2018, 140(10): 101301.
Paper No: HT-17-1732
Published Online: May 25, 2018
... in the J OURNAL OF H EAT T RANSFER . Manuscript received December 4, 2017; final manuscript received March 2, 2018; published online May 25, 2018. Assoc. Editor: Alan McGaughey. 04 12 2017 02 03 2018 Conduction Heat and mass transfer The semi-infinite (SI) solid model...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. September 2018, 140(9): 091301.
Paper No: HT-17-1631
Published Online: May 22, 2018
...X. F. Hu; W. A. Yao; S. T. Yang Modeling of steady-state thermal conduction for crack and v-notch in anisotropic material remains challenging. Conventional numerical methods could bring significant error and the analytical solution should be used to improve the accuracy. In this study, crack and v...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. September 2018, 140(9): 092402.
Paper No: HT-17-1492
Published Online: May 22, 2018
... γ = chemical reaction parameter References [1] Choi , S. U. S. , and Eastman , J. A. , 1995 , “ Enhancing Thermal Conductivity of Fluids With Nanoparticles ,” International Mechanical Engineering Congress and Exhibition , San Francisco, CA, Nov. 12–17, pp. 99 – 106 . https...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. September 2018, 140(9): 092001.
Paper No: HT-17-1116
Published Online: May 22, 2018
...Christopher F. Cirenza; Thomas E. Diller; Christopher B. Williams A two-year study was conducted to engage undergraduate mechanical engineering students to approach heat transfer education in an active, hands-on manner and excite them to pursue research and graduate studies in the field. Physical...
Journal Articles
Article Type: Research-Article
J. Heat Transfer. August 2018, 140(8): 082201.
Paper No: HT-17-1221
Published Online: May 7, 2018
... for publication in the J OURNAL OF H EAT T RANSFER . Manuscript received April 20, 2017; final manuscript received March 9, 2018; published online May 7, 2018. Assoc. Editor: Jim A. Liburdy. 20 04 2017 09 03 2018 Conduction Forced convection Gas turbine heat transfer Gas turbine...