...Siyu Wang; Wei Du; Lei Luo; Qiankun Jia; Han Yan; Yinghou Jiao This article presents an investigation of dimples and protrusions arranged on the end wall of a rotor blade to enhance heat transfer. This study explores three arrangements of dimples and protrusions relative to the pin-fins...

..., the temperature distribution on the substrate is more uniform. This revealed a superior heat transfer capability and lower pressure drop, resulting in a more comprehensive and efficient performance. 1 Corresponding author. Email: weihmchina@163.com Email: yuruien@nuc.edu.cn Email: hwyanzb0405@163...

...Michel Sabatini; Jan Havlik; Tomas Dlouhy This article investigates the influence of operating pressure on heat transfer in indirect dryers, focusing on the possibility of using data gathered from atmospheric experiments for the design and operation of a vacuum dryer, thereby simplifying the design...

.... Email: rhaffejee@sun.ac.za Email: prousseau@sun.ac.za Email: rlaubscher@sun.ac.za 09 05 2024 01 10 2024 07 10 2024 14 11 2024 biomass supercritical CO 2 thermofluid process modeling heat transfer part-load analysis energy efficiency energy systems heat...

... of equations. We evaluated the performance of the PTSC as a function of mass flowrate and type of heat transfer fluid. When the mass flowrate increases from 0.001 kg s −1 to 0.003 kg s −1 , energy production rises from 4.0555 kWh to 4.1309 kWh over 23 h. As far as the heat transfer fluid is concerned...

... ratio and compact volume, microchannels have demonstrated superior thermal performance. In this work, micro-fins of different topologies and arrangements were used inside microchannels for modulating heat transfer from the surface of the fins, in the presence of flowing media. The influx of media...

.... In practice, turbulators are often used in exchangers to enhance heat transfer. Putting newly constructed turbulators in determined locations of the constant surface temperature heat exchanger, velocity, temperatures, pressure, and flow measurements have been performed in the inlet and outlet. In the case...

...@sun.ac.za Email: rlaubscher@sun.ac.za 12 02 2024 06 05 2024 06 05 2024 23 05 2024 Graphical Abstract Figure biomass supercritical-CO 2 thermofluid process modeling heat transfer energy efficiency energy systems heat exchangers radiative heat transfer...

... that among various designs of heat sinks proposed, the heat sink with two slots, with the location of neck closer to the fin base (x m = 9 mm), and with interrupted fins dissipates maximum heat (12.86% more compared to the commonly used rectangular plate finned heat sink). In addition to the heat transfer...

...Jeremy Spitzenberger; James Hoelle; Ahmed Abdulheiba; Ramy H. Mohammed; Laith Ismael; Damena Agonafer; Pengtao Wang; Stephen Kowalski; Kashif Nawaz; Hongbin Ma Wicking structures have been widely used within passive heat transfer devices with high heat fluxes, such as heat pipes, to enhance...

... Corresponding author. Email: jskwak@kau.ac.kr 12 07 2023 27 12 2023 02 01 2024 29 01 2024 gas turbine heat transfer advanced film cooling hole Korea Institute of Energy Technology Evaluation and Planning 10.13039/501100007053 20193310100050 National Research...

...B. Venkateswarlu; Sung Chul Kim; Sang Woo Joo; Santosh Chavan This study delves into the realm of numerical investigation of the heat transfer performance of nanofluids as coolants for prismatic batteries. Nanofluids are being employed in battery cooling systems to enhance overall thermal...

...Xuheng Chen; Na Li; Xin Zhou; Zhenyu Duan A prediction method for temperature distributions in compact heat exchangers was developed by modeling the microchannel as porous medium. The study is focused on the mathematical formulas and solution methods for convective heat transfer of heat core...

...D. A. Abdoh Predicting heat transfer mechanisms through solids and fluids is a continuously demanding research topic since accurate and fast temperature calculation is crucial in many engineering and industrial applications. This article presents a new model to calculate the temperature variation...

...Tianyun Liu In this paper, a pressure-swirl atomizing nozzle was proposed to improve the atomization characteristics and enhance the heat transfer characteristics. By modifying the structural parameters of the nozzle, the effect of angles of inclined holes on the swirl plate on the heat transfer...

... angles. Three Reynolds numbers (Re = 6000, 10,000, 15,000), five rotational speeds (Ta/Re = 0, 0.01, 0.04, 0.08, and 0.1), and three tooth front angles(75 deg, 90 deg, and 102.4 deg) have been introduced. The variation of leakage losses and heat transfer under different conditions is compared...

... 25 06 2023 22 09 2023 29 09 2023 20 10 2023 thermal management perforated micro-pin fins surrogate model artificial neural network optimization heat transfer conduction electronic cooling extended surfaces/fins forced convection heat exchangers heat transfer...

... heat transfer efficiency, a new heterogeneous PCHE with MS zigzag passage and sCO 2 airfoil fin passage was proposed. A one-dimensional simulation of the new PCHE was conducted to study the effects of the plate number and the length on its pressure drop, MS mass flowrate, capital cost, and operating...

... in mainstream air using pressure-sensitive paint (PSP). However, PSP is not able to measure the heat transfer coefficient, which is necessary to fully quantify the impact of film cooling. Instead, binary pressure-sensitive paint (BPSP) has an additional luminophore that is sensitive to temperature and can...

...M.T. Baissi; S. Hassani; Housseyn Karoua; K. Aoues; N. Moummi Experiments have been conducted to determine how several geometrical parameters of V-shaped porous baffles influence flow characteristics and heat transfer in a rectangular channel. Experiments were conducted on geometric parameters...