Performance optimization of a wavy finned-tube heat exchanger with staggered curved vortex generators

DL Hu, Q Zhang, KW Song, C Gao, K Zhang… - International Journal of …, 2023 - Elsevier
A novel configuration of staggered concave curved vortex generators is proposed for
thermal performance enhancement in a wavy finned-tube heat exchanger. The change of …

Numerical study on the anisotropy in thermo-fluid behavior of triply periodic minimal surfaces (TPMS)

T Zhang, F Liu, K Zhang, M Zhao, H Zhou… - International Journal of …, 2023 - Elsevier
Porous structures are frequently utilized as thermal conductivity enhancers in the realm of
heat transfer enhancement. Triply Periodic Minimal Surface (TPMS) has gained significant …

Thermal-hydraulic characteristic of a novel wavy fin-and-circle tube heat exchanger with concave curved vortex generators

KW Song, DL Hu, Q Zhang, K Zhang, X Wu… - International Journal of …, 2022 - Elsevier
This paper proposes a novel configuration of two pairs of concave curved vortex generators
located beside each tube in a wavy fin-and-circle tube heat exchanger. The effect of the …

[HTML][HTML] The effect of MoS2–Ag/H2O hybrid nanofluid on improving the performance of a solar collector by placing wavy strips in the absorber tube

FH Sani, M Pourfallah, M Gholinia - Case Studies in Thermal Engineering, 2022 - Elsevier
We studied the optimization of a linear parabolic solar collector with a twisted tape (strip)
aimed at increasing heat transfer in this paper. This research contains three sections. The …

Thermal energy, process, and transport intensification-a brief review of literature in 2021 and prospects

L Cheng, L Chai, Z Guo - Heat Transfer Research, 2022 - dl.begellhouse.com
This review provides a brief literature survey recorded by the Web of Science (WoS) in 2021
on the studies of heat transfer enhancement (HTE), thermal energy, process, and transport …

Heat transfer performance of internal flow by inserting punched and non-punched vortex generators

J Wang, T Fu, L Zeng, F Lien, X Deng… - International Journal of …, 2023 - Elsevier
This article proposed a new arrangement of planar vortex generators (VGs) and punched
VGs within a heated tube. The airflow and heat removal performance of the VGs with new …

Thermal-hydraulic performance in a tube with punched delta winglets inserts in turbulent flow

J Wang, T Fu, L Zeng, F Lien, G Chen - International Journal of Thermal …, 2022 - Elsevier
A punched delta winglet (PDW) was proposed and investigated numerically and
experimentally in a turbulent flow. The effect of delta winglets with different punching holes …

Enhancing heat transfer in heat exchanger tube using four-shape cutting cone (FSCC) inserts: A numerical analysis

H Singh, C Kishore, S Chamoli… - Energy Sources, Part A …, 2024 - Taylor & Francis
The study introduces a new design modification for regular smooth tubes, incorporating the
four-shape cutting cone (FSCC) to enhance heat transfer without increasing friction charge …

Effects of the position and perforation parameters of the delta winglet vortex generators on flow and heat transfer in minichannels

J Wang, L Zeng, T Fu, S Yu, Y He - International Journal of Thermal …, 2024 - Elsevier
Minichannel with delta winglet vortices generator (VG) is widely used in heat exchangers.
However, there is limited research in the literature on using VG with holes in opposite wall …

Investigation of turbulent entropy production rate with SWCNT/H2O nanofluid flowing in various inwardly corrugated pipes

OG Fadodun, DRE Ewim, SM Abolarin - Heat Transfer, 2022 - Wiley Online Library
This paper presents turbulent heat transfer performance and entropy production rate in
different inwardly corrugated pipes with single‐walled carbon nanotube (SWCNT)/H2O …