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83 articles for “Nanofluidics”
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Improved Cooling Effectiveness in Radiators and Heat Exchangers with Nanofluid-Based Technology
Abstract: This study discusses how the process of heat transfer in radiators and heat exchangers can be improved using nanofluids and analysis of computational fluid dynamics. These nanofluids comprise Al₂O₃ and ZnO dispersed in water-based ethylene glycol solutions, and graphene oxide dispersed in water-based solutions, and performance evaluation was done for the range of flow rates 180–420 l/h. And a 3D CAD model was created using the ANSYS Workbench. It was …
Published in Recent Trends in Fluid Mechanics · Vol. 12, Issue 1, 2025 · pp. 31–62 Read article
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A Review on Nanofluids: Preparation and Applications
Abstract: Nanofluids are essential because they improve heat transfer. Nanofluids are colloidal combinations of ceramic particles or nanometric metallic in a base fluid, such as ethylene glycol, water or oil. Nanofluids possess huge potential to increase the heat transfer character of the original liquid due to enhanced thermal transport properties. nanoparticles have been utilized in transmission oil, radiator coolant and engine oil to increase heat transfer removal from automobile engine. Specific …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 21, Issue 1, 2019 · pp. 21–35 Read article
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Enhanced Thermal Conductivity of Polyaniline Nanofluids Synthesized using CuCl2 as Catalyst
Abstract: AbstractThe development of nanofluids for enhancing the heat transfer properties over the conventional fluids is mainly hindered by a vital issue of dispersion stability and hence is being explored in the present work. In the present study, Copper Polyaniline nanoparticle was synthesized by the oxidative polymerization method using CuCl2 as a catalyst. The characterization of Copper Polyaniline was performed. The sizes of nanoparticles were found to be within 7.24 nm …
Published in Journal of Polymer & Composites · Vol. 11, Issue 1, 2023 · pp. 20–40 Read article
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Investigation of Forced Convection Heat Transfer Efficiency Using Cuo/Water Nanofluid in A Concentric Tube Heat Exchanger with Helical Coiled Insert
Abstract: An apparatus that uses nanofluid to transport heat is called a heat exchanger. This uses a nanofluid as the working fluid. One can make nanofluid hanging nanoparticles in liquids such as petroleum products, water, oil, ethylene glycol, fluorocarbons, etc. Forced convection heat transfer using CuO/water as a Nanofluid and distilled water as the base fluid has been examined in a concentric tube heat exchanger with helical coiled insert. Tests on …
Published in Journal of Experimental & Applied Mechanics · Vol. 15, Issue 2, 2024 · pp. 27–41 Read article
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The Effect of Sonication Time on Alumina Nanofluids with Paradoxical Behavior
Abstract: Nanofluids can be considered to be the next-generation heat transfer fluids as they offer exciting new possibilities to enhance heat transfer performance compared to pure liquids. Heat transfer enhancement using nanofluids have been reported in literature pertinent to thermal conductivity under the static conditions, convective heat transfer and phase change heat transfer. Except for the studies from the first category where the nanofluids exhibited much higher thermal conductivities than those …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 16, Issue 3, 2014 · pp. 31–40 Read article
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Heat Transfer Performance of ZnO- Ethylene Glycol- Water Nanofluid Using Thermal Lens Technique
Abstract: Nanofluids are engineered fluids used in advanced electronic systems for thermal management. Fluids with dispersed nanoparticles have exhibited remarkable thermal properties. Ethylene glycol (EG) and water mixtures are widely used in many industrial areas. This study investigates the synthesis and heat transfer performance of ZnO-EG, ZnO-water, and ZnO-EG-water nanofluids using a dual-beam thermal lens technique. ZnO is a widely used inorganic, UV-absorbing, multifunctional semiconducting material with applications in various fields …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 440–445 Read article
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Characterization of Nanofluids Using Experimental and Analytical Methods for Different Concentrations
Abstract: A fluid containing nanometer-sized nanoparticles is called nanofluid. These fluids are engineered colloidal suspensions of nanoparticles in a base fluid. Nanofluids are a new class of fluids engineered by dispersing nanometer-sized materials (nanoparticles, nanofibers, nanotubes, nanorods, nanosheet, or droplets) in base fluids. They are two-phase systems with one phase (solid phase) in another (liquid phase). For a two-phase system, there are some important issues we have to face. One of …
Published in Nano Trends – A Journal of Nano Technology & Its Applications · Vol. 19, Issue 3, 2017 · pp. 23–31 Read article
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Enhancing the Performance of Evacuated Tube Heat Pipe Solar Collector Using CuO Nanofluid
Abstract: Renewable energy is an important component of sustainable development technologies that meet current demands without risking future generations' ability to meet their own. Due to fast expanding energy consumption and environmental concerns, many international scholars are seeking an alternate approach to fulfill future energy demand. Due to its abundance and pure nature, solar energy appears to be the most enticing option in this case. Because of their ease of use, …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 393–407 Read article
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Nanofluids: Advanced Synthesis Methods, Innovative Applications, and Future Directions
Abstract: Nanofluids, a novel mixture of nanoparticles and base fluids, is an innovative blend that has appeared as a transformative advancement in heat transfer and thermal management technologies. This study is going to discuss advanced synthesis methods, properties, and extensive applications of nanofluids in various fields, such as biomedical engineering, electronics cooling, solar energy, and machining. Optimization techniques such as nanoparticle selection, concentration control, and computational fluid dynamics modelling are also …
Published in Journal of Nuclear Engineering & Technology · Vol. 15, Issue 1, 2025 · pp. 1–11 Read article
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Experimental Investigation on Thermal Conductivity and Viscosity of Phase Change Material (NaNOᴣ and KNOᴣ) with Different Concentrations of ZnO Polymer Nanofluids for Solar Energy Absorption
Abstract: When evaluating the effectiveness of solar heat absorption methods or solar thermal energy storage systems (TESS), heat transfer fluid is a crucial element. Thermal conductivity and usable heat obtained for any industrial or immediate power plant efficiency are improved by the distinctive refining of Heat Transfer Fluid (HFT). The phase change material used in this study, known as solar salt is a blend of 60% NaNO3 and 40% KNO3. It …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 25–35 Read article
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Experimental Investigation on Heat Transfer Enhancement in Shell and Tube Heat Exchanger Using Graphene Nanofluids
Abstract: The paper focuses on the dispersion of Graphene nanoparticles in a water–ethylene glycol based fluid to investigate their impact on the convective heat transfer performance of the resulting nanofluid. Various concentrations of graphene nanoparticles were prepared, and the nanofluids were subjected to different ultrasonication durations to ensure proper dispersion and stability of the nanoparticles within the base fluid. The study involved extensive experimental evaluation to systematically analyze how the nanoparticle …
Published in Journal of Automobile Engineering and Applications · Vol. 12, Issue 3, 2025 · pp. 32–38 Read article
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Application of Nanofluids in Solar Energy
Abstract: Nanofluids are skillfully prepared colloidal suspensions of nanoparticles (which is of size 1–100 nm) in a base fluid; is a relatively new field, which is not more than two decades old. The main idea of this paper is to know about the applications of nanofluids in solar thermal engineering system. The shortage of conventional sources and environmental problems motivated the researchers to use non-conventional energy sources such as solar energy …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 6, Issue 2, 2015 · pp. 1–11 Read article
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Experimental Investigation of Double Pipe Heat Exchanger to Improve Thermal Performance, By Using Cerium Oxide (CeO2) Nanofluid
Abstract: Heat exchanger is a device which is very important in every modern industry. Cerium Oxide is used as a nanofluid in this research paper which is made by mixing Cerium Oxide (CeO2) and water. The thermal performance analysis of double pipe heat exchanger is performed by changing the composition of Cerium Oxide nanofluid . At different flow rates (7, 8, 9 litres/min) of nanofluid, flow volume concentration (2%, 3%, 4%) …
Published in Recent Trends in Fluid Mechanics · Vol. 8, Issue 3, 2021 · pp. 24–31 Read article
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Experimental Study on Heat Transfer Enhancement in a Mini Channel Heat Sink Using Al2O3/Water Nanofluid
Abstract: In this present work, experimental investigation of heat transfer enhancement using Al2O3/water nano fluid in a mini channel heat sink is carried out. Efforts have been undertaken to explore the forced convective heat transfer performance of Al2O3/water nanofluid having 0.1% volume fraction of Al2O3 as the coolant in a copper mini channel heat sink. The mini channel heat sink fabricated consists of 15 parallel rectangular mini-channels of length 50mm with …
Published in Journal of Thermal Engineering and Applications · Vol. 1, Issue 2, 2014 · pp. 29–38 Read article
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Prediction and Comparative Analysis of Thermal Conductivity of Jatropha Oil-based Hybrid Nanofluid by Multivariable Regression and ANN
Abstract: In the present study, a multivariable regression (MR) and artificial neural network (ANN) method was used to predict the thermal conductivity of Jatropha oil-based ZnO-Ag hybrid nanofluid. Firstly, the ZnO-Ag hybrid nanoparticles were synthesized and mixed in the jatropha oil to prepare various nanofluids at different volume concentrations (F) ranging from 0.05 to 0.20%. The stability and thermal conductivity of the prepared nanofluids were investigated. Wide ranges of temperature and …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 32–39 Read article
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CFD Analysis of Six-Flow Microchannel Heat Sink Using the Different Nanofluid
Abstract: In this study, we compare the heat-conveying capabilities of ordinary water with those of cooling fluids such as Ag-Water, TiO2-water, and Al2O3-water nanofluid at a volume percentage of 0.50%, and we also examine the six flow micro-channels of the fin-equipped heat sink. Hardware like microprocessors and integrated circuits are not used in the comparison. To evaluate the effectiveness of different cooling fluids, a number of thermal metrics are used, such …
Published in Journal of Polymer & Composites · Vol. 11, Issue 11, 2023 · pp. 1–11 Read article
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Modeling of MHD Hybrid Nanofluid Flow with Radiation and Chemical Reaction Effects for Advanced Composite and Energy Applications
Abstract: Hybrid nanofluids reinforced with polymer-based matrices and nanoparticles have emerged as promising working fluids for advanced composite processing and thermal management systems. Their superior thermo-physical properties enable efficient cooling and energy transport, making them suitable for applications in polymer extrusion, composite curing, thermal insulation coatings, solar energy devices, electronic packaging, and nuclear system cooling. In this study, we investigate the heat and mass transfer behavior of magnetohydrodynamic (MHD) hybrid nanofluid …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 648–660 Read article
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Interfacial and Tribo-Mechanical Performance of a TiO₂–Castor Oil Polymeric Nanofluid During Sustainable Machining of AISI 316L Stainless Steel Under MQL Conditions
Abstract: This research examines the tribo-mechanical performance and interfacial film characteristics of a TiO₂-reinforced castor-oil polymeric nanofluid during the turning of AISI 316L stainless steel under minimum-quantity lubrication (MQL). A Taguchi L9 orthogonal array was utilized to assess the synergistic effects of cutting speed, depth of cut, and coolant composition on surface integrity, while machining experiments were performed under dry, conventional, and TiO₂-nanofluid lubrication techniques. ANOVA and multiple-regression modeling were used …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 901–914 Read article
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Aluminum Oxide Nanofluids Thermal Conductivity Enhancement Analysis: A Review
Abstract: Aluminum oxide nanofluids are enhanced heat transfer fluids that utilize the thermal conductivity of aluminum oxide (Al2O3) nanoparticles suspended within a base fluid. As technology advances, more efficient high heat flux solutions are required to manage the higher concentration of power in smaller designs. In this review paper, data from multiple experiments pertaining to the thermal conductivity of Al2O3 nanofluids will be presented. Information is compiled from peer reviewed and …
Published in Journal of Thermal Engineering and Applications · Vol. 9, Issue 2, 2022 · pp. 48–58 Read article
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CFD Investigation of Volume Fraction of Nanofluid on Heat Transfer Rate in Micro Channel Heat Sink
Abstract: AbstractNew methods of removing heat from integrated chips of the electrical devices are very important. Mini channel liquid cooling is the new method by which we can remove heat from electrical devices easily. Uses of nanofluid in the mini channel liquid cooling is the experiment study. We investigated the effect of nanofluid on the heat transfer rate. We also investigated the effect of volume fraction of a nanofluid in the …
Published in Recent Trends in Fluid Mechanics · Vol. 4, Issue 3, 2017 · pp. 1–8 Read article