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74 articles for “heat transfer”
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PORTABLE SOLAR WATER HEATER
Abstract: This project explores the design of a portable solar water heater optimized for high-efficiency heat transfer in off-grid settings. The system utilizes the superior thermal conductivity of copper turnings, which serve as a heat exchanger to capture direct solar radiation. Using a closed-loop mechanism, a small pump circulates water from a storage tank through these copper coils, where it is rapidly heated before returning to the reservoir. This active circulation …
Published in International Journal of Mechanics and Design · Vol. 12, Issue 1, 2026 · pp. 19–25 Read article
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Isothermal CSTR Heat Exchanger Rating Models for Acetic Acid Production using Homogeneous Catalysed Reaction
Abstract: This work deals with the development of design models for heat exchanger rating in homogeneouscatalytic acetic acid production at isothermal condition exploiting the derived continuous stirred tankreactor heat generation per unit volume equations at constant temperature. Coil in tank heatexchanger is invoked for this study resulting to novel design equations which were stochasticallyexamined and found to be capable of simulating the rating performance dimensions as a function ofkinetic parameters. The …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 7, Issue 1, 2021 · pp. 14–28 Read article
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Analysis of Geological Structure for the Application of Geotechnical Engineering to Optimize Thermal Extraction in Geothermal Wells
Abstract: The characterization of the geological terrain for geothermal applications from the heat transfer point of view has been made. Horizontal, vertical and inclined geological layers have been analyzed. Uniform and homogeneous terrain are better candidates for low or high enthalpy geothermal applications while heterogeneous soil have a poorer performance from the thermal transfer point of view. The characterization process of soil structure and properties allows to take the appropriate decision …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 8, Issue 2, 2022 · pp. 26–35 Read article
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Nano based Phase Change Materials for Thermal Storage Applications: A Review
Abstract: Conventional thermal energy storage systems have low energy storage densities and are incapable of undergoing isothermal storage process. Phase Change Materials (PCMs) are gaining attention as potential materials for thermal energy storage from intermittent renewable energy sources. Latent heat storage materials (LHS) called PCMs can release or absorb heat energy when a change in physical state occurs. Although PCMs have high energy storage density, their poor thermal conductivity remains a …
Published in International Journal of Applied Nanotechnology · Vol. 7, Issue 2, 2021 · pp. 28–33 Read article
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Thermal Dynamics and Kinetic Modelling of Cryogenic Fuels in Aerospace and IndustrialApplications
Abstract: Cryogenic fuels are critical for high-speed aerospace and industrial applications, where efficient handling, storage, and usage are paramount for performance and safety. This study explores the thermal dynamics and kinetic modeling of cryogenic fuels, focusing on liquid handling systems and propellant technologies. Utilizing computational fluid dynamics (CFD) analysis, the research evaluates the behavior of cryogenic liquids within insulated vessels under extreme temperature conditions, identifying key parameters that influence thermal stability …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 10, Issue 2, 2024 Read article
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A Review of Combustion Modeling Techniques for IC Engines: CFD Simulations and Experimental Correlations
Abstract: For a long time, internal combustion (IC) engines have been the mainstay of power generating and transportation systems. However, a move toward cleaner and more efficient engine technologies has been spurred by stricter pollution restrictions and growing environmental concerns. In this context, combustion modeling has emerged as a critical tool for understanding in-cylinder processes and improving engine performance. This review focuses on the evolution and application of various combustion modeling …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 11, Issue 1, 2025 · pp. 13–20 Read article
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New Geotechnical Engineering Design for Underground Heat Storage in Geological Substrates
Abstract: This paper proposes a new method to store thermal energy for electricity generation in power plants.The system is based on heat exchange between the hot geological substrate and inorganic salt solutionto store thermal energy under molten salt form. To this goal, we design an underground pipeline systemthat transports heat fluid carrier in solid form until reaching the geological substrate at the appropriatetemperature for the phase change where heat transfer from …
Published in International Journal of Geological and Geotechnical Engineering · Vol. 10, Issue 1, 2024 · pp. 26–32 Read article
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A Sensor Integrated Tool for Cutting Force Monitoring in Gantry Milling to Improve Flatness and Surface Finish: Review Study
Abstract: AbstractPrecision machining of sector plates plays a vital role in the efficient functioning of Air Pre-Heaters(APH), which are integral components of thermal power plants. These plates are subjected to harshthermal cycles and mechanical loads, making dimensional accuracy critical. For optimal heatexchange performance and mechanical reliability, it is essential to maintain tight manufacturingtolerances – flatness within ±400 microns and thickness up to 13 mm. Deviation from theseparameters can lead to air …
Published in International Journal of Manufacturing and Materials Processing · Vol. 11, Issue 1, 2025 · pp. 25–45 Read article
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Advances in Applied Chemistry: From Electrochemical Biosensors and Gas Sensing to Sustainable Remediation and Nanofluid Engineering
Abstract: Applied chemistry acts as a crucial link between fundamental molecular science and practical technological innovation. It transforms theoretical knowledge into real-world applications that address challenges in healthcare, environment, and industry. This review highlights recent advancements in electrochemical biosensors, which offer rapid and sensitive diagnostic capabilities, along with modern gas detection technologies designed for improved safety and environmental monitoring. Significant attention is given to environmental remediation, particularly the use of activated …
Published in International Journal of Analytical and Applied Chemistry · Vol. 12, Issue 1, 2026 · pp. 20–25 Read article
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A Study on Stress Analysis of Aluminum Alloy Solidified in Metallic Molds
Abstract: Abstract The casting technique is regarded as the primary manufacturing process. It has several process parameters that affect the cast structure. Mold geometry is considered one of the most important metal parameters to cast. In the current work, the influence of mold geometries on mechanical properties (deformation and stress concentration) of liquid Aluminum alloy solidified in the steel mold is assessed using ANSYS simulation software. Molds were subject to a …
Published in International Journal of Manufacturing and Materials Processing · Vol. 10, Issue 2, 2024 · pp. 10–15 Read article
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Enhancement and Management of Evaporative Separation Methods
Abstract: Separating components according to their vapor pressures, evaporative separation techniques are widely employed in a variety of industries, such as chemical manufacture, petroleum refining, and food and beverage processing. Equipment like membrane-based systems, evaporators, and distillation columns are used in these procedures, which are essential for guaranteeing both process effectiveness and product quality. However, stability and safety in evaporative separation processes are difficult to maintain due to their complexity and …
Published in International Journal of Chemical Separation Technology · Vol. 10, Issue 2, 2024 · pp. 1–5 Read article
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Optimizing Gas Turbine Performance: Preventive Measures and Blade Durability Solutions
Abstract: The article explores the various failure mechanisms and preventive methods related to gas turbine blades, which operate under extreme mechanical and thermal conditions. The increasing demand for energy and efficiency in turbojet engines has led to larger and more complex turbomachines. As gas turbine blades are subjected to high operational temperatures, pressure, and stress, they are prone to multiple failure modes, including fatigue, creep, oxidation, corrosion, and erosion. To mitigate …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 10, Issue 2, 2024 · pp. 36–40 Read article
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Mechanical and Thermal Factors Contributing to Turbine Engine Failures
Abstract: Turbine engines are essential parts of aircraft and power plants because they operate in harsh mechanical and temperature environments, which increases the likelihood of their failure. This paper summarizes what is now known about the complex interactions between thermal loads and mechanical stresses in turbine engine breakdowns. Thermal aspects, such as thermal cycling, heat transfer methods, and cooling systems, are examined for their contributions to deterioration and structural integrity, while …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 10, Issue 1, 2024 · pp. 7–12 Read article
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Experimental Study on Different Types of Insulating Layers in Multilayer Wall Structures
Abstract: The present study reports thermal profile observations related to the on-field experiments in hot dry climatic zone on four identical test building structures each having dimension 2×2 sq. ft. (0.61×0.61 sq. m.) but with different insulating layers. The experiments have been performed at Kota, Rajasthan, India. All four structures are made of fly ash brick wall and roof is made of concrete. Concrete roof is made on wood slab. In …
Published in International Journal of Architecture and Infrastructure Planning · Vol. 6, Issue 1, 2020 · pp. 9–17 Read article
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A Note on-Thermodynamics in Our Daily Life
Abstract: Thermodynamics plays crucial role in our day-to-day life. Almost all the activities that we do or observe are all based on the principles of thermodynamics. Here, some of the common routine activities are brought into limelight that is explained by the phenomenon of thermodynamics. Keywords: energy, entropy, heat transfer, thermodynamics
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 2, Issue 2, 2016 · pp. 29–30 Read article
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Ignition Characteristics for Thermal Runaways of Hazard Chemical Reactions of Different Degree of Reactions
Abstract: Thermal explosion characteristics of a hazardous chemical reaction of different reaction order have been investigated analytically and numerically for both Arrhenius and Frank-Kamenetskii approximation models for the rate of reaction. The critical conditions in the temperature-time, concentration-time, and temperature – concentration planes of solutions are presented. A comparison between the results of analytical solutions in these planes is offered. The solutions show that the critical states in the temperature-time plane …
Published in International Journal of Energetic Materials · Vol. 1, Issue 1, 2015 · pp. 31–55 Read article
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Green synthesis of Copper nanoparticles using Ctenolepis garcini (Burm.f.) C.B Clarke.
Abstract: Copper nanoparticles, due to the excellent physical and chemical properties and low cost of preparation, have been of great interest in wide applications as heat transfer systems, antimicrobial materials, super strong materials, sensors and catalysts. The present study is a novel biological approach for the formation of copper nanoparticles using Ctenolepis garcinii (Burm.f.) C.B Clarke. Copper nitrate was made to reduce with aqueous solution of plant extract. UV-Visible spectrum showed …
Published in International journal of Nanobiotechnology · Vol. 3, Issue 2, 2017 · pp. 1–6 Read article
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A review on properties, stability mechanism, preparation method and application of Nanofluid
Abstract: Recent researches have showed that nanofluids are able to provide cooling system with higher heat transfer coefficient. This problem has been solved by the conversion of conventional fluids into nanofluids. A novel category of fluids with the mixture of nanoparticles (Size range of 1-100nm) in the host fluid is known as nanofluids. This paper focuses on the recent advancements in the study of nanofluids such as feature, limitation, various materials, …
Published in International Journal of Nanomaterials and Nanostructures · Vol. 4, Issue 2, 2018 · pp. 31–40 Read article
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Studies of several form of material science
Abstract: This article summarizes some studies from cellular foam applicable for permanent configuration. Cells closed by thin films or interlinked by pores. Foam isusedto absorb mechanical properties, heat exchange between liquid and solids henceforth permeable response lead interlinked cellular foam. Various foams are metallic foam, surgical foam, fire resistant building foam, etc. Adoption of light weight fabrication in auto sector has applied foam of polymer, and polymer composite foams to replace …
Published in International Journal of Polymer Science and Engineering · Vol. 6, Issue 2, 2020 · pp. 21–27 Read article
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Predictive Model on Constant Pressure Drop Variable: Area Fluid Flow System in a Pipe
Abstract: The effect of density, pressure drop, and orifice area was examined in this research. The basic equation developed to represent steady-state fluid flow is the Bernoulli equation which assumes that the total mechanical energy is conserved for steady incompressible, in viscid, isotherm flow with no heat transfer or work done. These restrictive conditions can actually be representative of many physical systems. The Bernoulli’s principle was applied in explaining the design …
Published in International Journal of Mechanics and Design · Vol. 4, Issue 1, 2018 · pp. 23–34 Read article