Results 61 to 70 of about 53,220 (190)

Exploring Solar Thermal Collector Technologies: Efficiency, Performance, and Advanced Concentration Strategies

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT Solar thermal collector technology is crucial for capturing renewable energy to support sustainable thermal uses. Nonetheless, traditional designs frequently experience optical losses, ineffective thermal storage and variable performance under different levels of sunlight.
R. Iyankumar   +7 more
wiley   +1 more source

Natural convection in nanofluid enclosure under magnetic field: Entropy generation and economic analysis

open access: yesPropulsion and Power Research
This study investigates the unsteady natural convection and entropy generation under the effects of magnetic field and baffles inside a nanofluid filled E-shaped enclosure.
Jiang-Tao Hu, Shuo-Jun Mei
doaj   +1 more source

Magneto‐Hydrothermal and Entropy Analysis of Double‐Diffusive Convection in a Nano‐Encapsulated PCM‐Suspended Elliptical Pipes Thermal Storage Tank: Impact of Exothermic Reaction

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT PCMs store thermal energy during phase transitions without temperature changes, making them valuable for various thermal applications. When direct PCM use isn't practical, researchers have developed encapsulation methods as an alternative approach.
Mohammed Azeez Alomari   +4 more
wiley   +1 more source

Synergistic Heat Transfer Enhancement in Triangular Enclosures: Hybrid Nanofluid‐Porous Wavy Fin Systems Under Magnetohydrodynamic and Radiation Effects

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT This study numerically investigates thermal transport and fluid dynamics in a triangular cavity filled with a MgO–Ag–H2O hybrid nanofluid containing an undulating porous fin under electromagnetic field and thermal radiation influences. The governing equations are solved numerically using the Galerkin finite element methodology with Darcy ...
Adil Abbas Alwan   +7 more
wiley   +1 more source

Investigating the convective flow of ternary hybrid nanofluids and single nanofluids around a stretched cylinder: Parameter analysis and performance enhancement

open access: yesInternational Journal of Thermofluids
Within this research, we examined the convective flow of a blend of ternary hybrid nanofluids and single nanofluids with a stagnation point caused by a stretched cylinder.
Mehdi Mahboobtosi   +2 more
doaj   +1 more source

Enhancing Efficiency in Double‐Pipe Heat Exchangers: A Detailed Review of NanoFluids and Their Impact on Thermal Performance

open access: yesHeat Transfer, EarlyView.
ABSTRACT This study reviews recent advances in using nanofluids to enhance double‐pipe heat exchanger (DPHE) efficiency. The review examines several types of nanofluids, that is, water‐based graphene oxide and CuO–water nanofluids, assessing their effectiveness under different operating conditions, including inlet temperature and nanoparticle volume ...
Farhan Lafta Rashid   +8 more
wiley   +1 more source

Advancements in Thermal Energy Storage System by Applications of Nanofluid Based Solar Collector: A Review

open access: yesEnvironmental and Climate Technologies, 2020
In the recent years, a lot of research has been carried out in the field of nanofluid based solar collector, leading towards the enhancement of working efficiency even at low atmospheric temperature or at low sunlight levels regions of the world.
Kalbande Vednath P.   +2 more
doaj   +1 more source

Insights into the thermodynamic efficiency of Homann-Agrawal hybrid nanofluid flow

open access: gold, 2023
Mahnoor Sarfraz   +3 more
openalex   +1 more source

Entropy Generation Analysis due to Permeable Exponential Stretching in Boundary Layer Flows

open access: yesHeat Transfer, EarlyView.
ABSTRACT Entropy generation represents the irreversible loss of useful energy in thermal–fluid systems, directly reducing efficiency in applications, such as microelectronics cooling, nanofluid‐based heat exchangers, and polymer processing. This study investigates entropy generation in a two‐phase viscoelastic nanofluid flow over a permeable ...
Khodani Sherrif Tshivhi   +1 more
wiley   +1 more source

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