A review of the enhancement of solar thermal collectors using nanofluids and turbulators

A Aissa, NAA Qasem, A Mourad, H Laidoudi… - Applied Thermal …, 2023 - Elsevier
Nanofluids are viewed as an effective way to increase the efficiency of solar energy systems.
Their importance is illustrated by enhancing the thermal conductivity of heat transfer fluids …

Numerical simulation of the thermal-hydraulic performance of solar collector equipped with vector generators filled with two-phase hybrid nanofluid Cu-TiO2/H2O

M Niknejadi, A Alizadeh, H Zekri, B Ruhani… - … Analysis with Boundary …, 2023 - Elsevier
In this research, the effect of vortex generators (VGs) with various geometric shapes and Cu-
TiO 2/H 2 O nanofluid (NF) on thermal-hydraulic (TH) performance, energy efficiency and …

Performance evaluation of serpentine tube coupled with modified twisted tapes utilized as heat extraction coil in solar ponds

M Khoshvaght-Aliabadi, EA Ghods-Nahry - Solar Energy, 2023 - Elsevier
The thermal energy collected and stored by solar ponds is usually extracted by using some
heat exchangers, where curved tubes form their core. The present study aims to appraise …

Energy and exergy analysis of a novel solar-based system merged with power cycle

M Abou Houran, TUK Nutakki, A Albani… - Applied Thermal …, 2024 - Elsevier
Abstract Parabolic Trough Solar Collector (PTC) is a power generation unit that works based
on solar energy. This system provides a considerable amount of thermal power but no …

Comprehensive 3E analyses of a parabolic trough collector equipped with an innovative combined twisted turbulator

A Dezfulizadeh, A Aghaei, GA Sheikhzadeh - Engineering Analysis with …, 2023 - Elsevier
The Parabolic trough collector (PTC) is one of the most well-known equipment in renewable
energy. Today, it is also a renewable source for refining and transferring power to a low …

Investigation into the effect of twisted tape on the thermo-hydraulic performance and entropy generation of turbulent flow of mono and hybrid magnetic nanofluids …

A Tahmasebi, AM Abed, A Aghaei, F Izadi… - … Analysis with Boundary …, 2023 - Elsevier
This research study examines the impact of applying a twisted tape on thermo-hydraulic
performance as well as entropy generation related to the turbulent flow of mono and hybrid …

Investigation of the effect of magnetic field on the PEC and exergy of heat exchanger filled with two-phase hybrid nanofluid, equipped with an edged twisted tape

AS El-Shafay, AM Mohamed, Ü Ağbulut… - Engineering Analysis with …, 2023 - Elsevier
In this study, the effect of using hybrid nanofluid and helical twisted tape (HTT) on the exergy
efficiency and thermo-hydraulic performance of a heat exchanger is investigated numerically …

Energy, exergy, economic and environmental analysis of parabolic trough collector containing hybrid nanofluid equipped with turbulator

M Aliehyaei, AH Joshaghani, MM Najafizadeh - Engineering Analysis with …, 2023 - Elsevier
This study aims to examine the effects of twisted tape (TT) turbulators and compound TT
turbulators in parabolic trough collector (PTC) in relation to energy, energy efficiency …

Effects of insert design and optimization on the performance of parabolic trough receivers with inserted absorbers

J Wang, L Zeng, S Yu, Y He - Solar Energy, 2024 - Elsevier
To address the non-uniform heat flux density characteristics of parabolic trough solar
collectors (PTSCs), an innovative insert (composed of vortex generator, VG) layout scheme …

Entropy generation analysis and thermal performance of absorber tube in parabolic trough solar collector inserted with eccentric structure insert

J Wang, L Zeng, B Zhao, C Li - Renewable Energy, 2024 - Elsevier
To address the issue of uneven heat transfer in parabolic trough solar collectors, this study
introduces an innovative insert (composed of vortex generators) layout. The vortex …