[PDF][PDF] A review on the modification of circular fin and tube heat exchangers through new innovative fin shapes

R Nabil, A Sabri - International Journal of Advanced Technology and …, 2022 - academia.edu
Heat exchanger tubes with circular fins have been widely used in industrial and commercial
applications over the past decade and are considered one of the major researcher's …

Experimental and numerical analysis of heat transfer in a dimple pattern heat exchanger channel

U Močnik, S Muhič - Applied Thermal Engineering, 2023 - Elsevier
In contrast to the predominant herringbone shape of heat plates, a microplate heat
exchanger has an array of relatively small dimples. Its number and shape define the …

Experimental study on the air-side thermal-flow performance of additively manufactured heat exchangers with novel fin designs

S Unger, M Beyer, S Gruber, R Willner… - International Journal of …, 2019 - Elsevier
We introduce novel fin designs for finned tube heat exchangers which enhance the
conduction heat transfer within the fin and the convective heat transfer along the fin surface …

Experimental testing of the heat exchanger with star-shaped fins

M Bošnjaković, S Muhič, A Čikić - International journal of heat and mass …, 2020 - Elsevier
Increase of the heat flow rate by applying finned surfaces is common in gas-liquid heat
exchangers. Thereby, devices with annular fins are frequently used. Demands for higher …

Thermal and flow performance of tilted oval tubes with novel fin designs

S Unger, M Beyer, L Szalinski, U Hampel - International Journal of Heat …, 2020 - Elsevier
We studied the thermal and flow performance of tube heat exchangers with novel fin designs
for tube tilt angles of 0°, 20°, 30° and 40° to the horizontal. The novel fin designs target to …

Heat transfer intensification in a heat exchanger by means of twisted tapes in rib and sawtooth forms

P Poonpakdee, B Samutpraphut, C Thianpong… - Energies, 2022 - mdpi.com
This experimental study aimed to intensify the aerothermal performance index (API) in a
round tube heat exchanger employing twisted tapes in rib and sawtooth forms (TTRSs) as …

[HTML][HTML] 3D numerical study and comparison of thermal-flow performance of various annular finned-tube designs

F Tahrour, H Ahmad, H Ameur, T Saeed… - Journal of Ocean …, 2023 - Elsevier
With the increase of heat transfer problems in marine vehicles and submerged power
stations in oceans, the search for an efficient finned-tube heat exchanger has become …

Numerical analysis of tube heat exchanger with trimmed star-shaped fins

M Bošnjaković, S Muhič - Applied Sciences, 2022 - mdpi.com
In some engineering applications, it is very desirable that the heat exchanger is as light as
possible while maintaining the heat transfer rate at an acceptable level. In this context, the …

Numerical analysis and optimization design of fin-and-tube evaporator in organic Rankine cycle system for diesel engine waste heat recovery

W Zhang, F Yang, H Zhang, X Ping, D Yan - International Journal of Heat …, 2021 - Elsevier
Organic Rankine cycle (ORC) can efficiently recover exhaust heat of internal combustion
engines (ICEs). Evaporator is an important component that determines how much waste …

Air-side heat transfer and flow characteristics of additively manufactured finned tubes in staggered arrangement

S Unger, M Beyer, H Pietruske, L Szalinski… - International Journal of …, 2021 - Elsevier
Finned tube bundle heat exchangers are used in a variety of applications. Tube bundles
with conventional circular plain fins (CPF) as well as new circular integrated pin fins (CIPF) …