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Keywords: Nusselt number
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. August 2024, 16(8): 081001.
Paper No: TSEA-24-1030
Published Online: May 23, 2024
... of using different numbers of turbulators, their placement in different locations, their arrangement at different distances, and their use at different Reynolds, the changes in pressure drop, Nusselt number, friction factor, efficiency, exergy loss rate, and NTU were determined with the full-factor...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. July 2024, 16(7): 071008.
Paper No: TSEA-23-1571
Published Online: May 10, 2024
... height. The pertinent quantities, i.e., heat dissipation rate, Nusselt number, effectiveness, mass of heat sink, and heat dissipation per unit mass, have been obtained by performing 3D computational simulations. The results obtained are compared to assess the thermal performance of heat sinks. We found...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. July 2023, 15(7): 071006.
Paper No: TSEA-22-1514
Published Online: April 24, 2023
... that the TPEF of CMSP (ULHB)-STHE is higher than that of the conventional STHE. The average enhancement is approximately 28% for ULHB STHE than the conventional one. Further, variations in velocity, turbulence kinetic energy, and local Nusselt number along the tube length are examined to understand the thermal...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. May 2022, 14(5): 051016.
Paper No: TSEA-21-1425
Published Online: November 23, 2021
... flow characteristics. Email: tejpratap@am.iitd.ac.in 1 Corresponding author. Email: adewan@am.iitd.ac.in 19 07 2021 14 10 2021 20 10 2021 23 11 2021 Nusselt number turbulent dual jet amplitude heat transfer turbulence models thermal hydraulic performance...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. February 2022, 14(2): 021015.
Paper No: TSEA-21-1326
Published Online: November 17, 2021
...Yogendra Rathor; K. R. Aharwal The steady-state experiment using liquid crystal thermography has been conducted for the analysis of Nusselt number distribution over the absorber surface of solar air heater (SAH) duct having a gap with the staggered arrangement in inclined rib geometry to recuperate...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. May 2022, 14(5): 051012.
Paper No: TSEA-21-1036
Published Online: October 11, 2021
.... Two types of inserts are used: simple and modified spiral tape inserts. The modified spiral tape is consisting of zig-zag cuts having notches (or grooves) and projected parts. The Nusselt number, friction factor, and thermal performance factor are calculated for different cases: (1) tube...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. October 2021, 13(5): 051028.
Paper No: TSEA-20-1688
Published Online: April 8, 2021
... made between the coolant medium to find out their heat dissipation potential and flow characteristics in the heat sink. Results obtained in terms of average bottom wall temperature, heat transfer coefficient, Nusselt number (Nu), and pressure drop demonstrate that heat sink with rhombus pin fins...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. August 2021, 13(4): 041005.
Paper No: TSEA-20-1095
Published Online: December 30, 2020
... a great impact on the heat transfer characteristics due to its high value of thermal conductivity and irregular motion of the particles. As a result, the average Nusselt number (Nu avg ) shows an increasing trend for increasing solid-volume fraction values. Email: saurabh@campus.technion.ac.il...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. June 2021, 13(3): 031019.
Paper No: TSEA-20-1172
Published Online: November 5, 2020
..., and non-dimensional clearance C * = 0.10, 0.15, and 0.40. The axial development of various fluid flow quantities, such as the pressure defect (P*), local Nusselt number (Nu l ), and the bulk temperature of the fluid (θ b ) has been presented for each of the property combinations. Nu l is observed to have...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. April 2021, 13(2): 021026.
Paper No: TSEA-20-1097
Published Online: August 10, 2020
... of the cylinder. The variation of average Nusselt number (Nu), local Nu, and contribution to total heat loss from different surfaces with the pertinent parameters have been elucidated graphically. The average Nu is always more for the cylinder in the air compared with the case when it is on the ground. However...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. October 2020, 12(5): 051001.
Paper No: TSEA-19-1371
Published Online: February 26, 2020
... the effects of wavelength (λ), porosity (ξ), and height (H) of the sinusoidal wave of the insert as well as the Reynolds number (Re) on the friction factors (f) and Nusselt numbers (Nu). Twelve inserts are formed from the flat metal mesh screens for testing between the Reynolds number (Re) of 400 and 35,000...
Journal Articles
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Thermal Sci. Eng. Appl. August 2019, 11(4): 041016.
Paper No: TSEA-18-1667
Published Online: July 15, 2019
... kg/min (in the range of laminar flow); the wall heat flux is nearly kept constant. The experimental results reveal that utilizing the nanofluid increases the convection heat transfer coefficient and Nusselt number in comparison to water; these outcomes are also observed when the radius of curvature...
Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Thermal Sci. Eng. Appl. December 2014, 6(4): 041002.
Paper No: TSEA-13-1142
Published Online: April 17, 2014
... nanofluids Nusselt number radiator Prandtl number Reynolds number thermophysical properties louvered fins With increasing demands for greater engine output, air conditioning (AC) capacity, smaller hood space, and more stringent emission standards, the heat dissipation...
Journal Articles