Performance characterization of a solar-powered shell and tube heat exchanger utilizing MWCNTs/water-based nanofluids: an experimental, numerical, and artificial …

Z Said, S Rahman, P Sharma, AA Hachicha… - Applied Thermal …, 2022 - Elsevier
In the present work, Multi-Wall Carbon Nanotubes (MWCNT)/water nanofluids are used to
increase the performance of a shell and tube heat exchanger (STHX) while reducing energy …

Mathematical modeling of efficiency evaluation of double-pass parallel flow solar air heater

VP Singh, S Jain, A Karn, A Kumar, G Dwivedi… - Sustainability, 2022 - mdpi.com
To investigate the influencing range and optimize values of different operational and system
parameters on the double-pass parallel flow solar air heater's (DPPFSAH) thermal, effective …

Enhancing heat exchanger performance with perforated/non‐perforated flow modulators generating continuous/discontinuous swirl flow: A comprehensive review

MA Rahman, SMM Hasnain - Heat transfer, 2024 - Wiley Online Library
Heat exchangers are crucial in transferring heat and finding applications across various
industries. Numerous strategies have been devised to improve and optimize the heat …

[HTML][HTML] Computational and experimental assessment of solar air heater roughened with six different baffles

S Sharma, RK Das, K Kulkarni - Case Studies in Thermal Engineering, 2021 - Elsevier
The present study emphasizes on a comparative assessment of solar air heater (SAH)
roughened with six different baffles viz. Transverse, inclined transverse, dimple, inclined …

Numerical investigation of turbulent entropy production rate in conical tubes fitted with a twisted-tape insert

A Kaood, OG Fadodun - International Communications in Heat and Mass …, 2022 - Elsevier
This paper investigates the turbulent entropy production rate of water flow in convergent and
divergent pipes with and without twisted tape inserts for the first time. A carefully validated …

A comprehensive study on parametric optimization of the pin-fin heat sink to improve its thermal and hydraulic characteristics

M Ahmadian-Elmi, A Mashayekhi, SS Nourazar… - International Journal of …, 2021 - Elsevier
In an effort to reduce the highest temperature of electronic pieces, using high performance
cooling systems is required, and for this reason, optimization is one of the most essential …

Heat transfer augmentation in a tube with conical wire coils using a mixture of ethylene glycol/water as a fluid

O Keklikcioglu, V Ozceyhan - International Journal of Thermal Sciences, 2022 - Elsevier
The effects of using convergent, convergent-divergent and divergent conical wire coils in
ethylene glycol and water mixture flow region on the augmentation of heat transfer are …

A comprehensive second law analysis for a heat exchanger tube equipped with the rod inserted straight and twisted tape and using water/CuO nanofluid

T Dagdevir, V Ozceyhan - International Journal of Thermal Sciences, 2022 - Elsevier
Thermohydraulic performance and second law analysis was applied on the experimental
results by using water/CuO nanofluid, and the rod inserted straight tape (RIST) and the rod …

[HTML][HTML] Performance boost of a helical heat absorber by utilization of twisted tape turbulator, an experimental investigation

C Xie, IB Mansir, I Mahariq, PK Singh… - Case Studies in Thermal …, 2022 - Elsevier
Present investigation, experimentally probes the influence of utilization of twisted tape
turbulator inside a helical tube. Twisted tapes mix the flow and enhance the heat transfer …

Experimental investigation of heat transfer augmentation due to obstacles mounted in solar air heater duct

H Singh, T Alam, MI Haque Siddiqui… - Experimental Heat …, 2024 - Taylor & Francis
In this paper, six different shape obstacles, namely, Isosceles trapezoid (Type 1), Triangular
with curve apex (Type 2), Rectangular with chamfered edges (Type 3), Rectangular with …