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490 articles for “Thermal tempering”
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Graph Neural Networks for Molecular Scale Property Prediction and Inverse Design of Thermoset Polymer Nanocomposites: A Computational Framework
Abstract: Thermoset polymer nanocomposites exhibit properties that are highly sensitive to molecular scale formulation decisions, yet the vast design space remains largely unexplored because of the high cost of experimental characterisation and fully atomistic simulation. This paper presents TNC GNN, a dual mode graph neural network framework developed for the computational design of thermoset nanocomposite formulations. The forward module employs an attention augmented Message Passing Neural Network with 3D geometric encoding …
Published in Journal of Polymer & Composites · Vol. 14, Issue 4, 2026 Read article
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Optimization Study by Response Surface Methodology and Artificial Neural Network on the Culture Parameters of Citric Acid Bioproduction from Sweet Potato Peels
Abstract: In the cause of this research work, two steps enzymatic hydrolysis of sweet potato peel was carried out respectively. The effect of α-amylase dose, reaction time, and reaction temperature and biomass weight on glucose concentration was investigated carefully. The response surface methodology (REM) predicted the highest reducing sugar concentration at liquefaction to be 74 g/L, at the following optimized conditions; temperature of 45°C, α-amylase dose 0.7 %v/v, biomass weight 22.345 …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 9, Issue 1, 2022 · pp. 30–38 Read article
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Thermal Performance of Concentrating Solar Panels
Abstract: The study shows a detailed analysis of the thermal performance of concentrating solar panels and the temperature increase due to concentrated solar radiation. This work proposes a configuration to reduce temperature rise, maintain good panel efficiency, and increase output power. The configuration is based on a sandwich structure including a phase change material (PCM), which absorbs the thermal energy excess generated by the concentrated solar radiation onto the PV panel. …
Published in Journal of Thermal Engineering and Applications · Vol. 12, Issue 1, 2025 · pp. 1–10 Read article
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A Study of Flow Analysis Within a Tractor Cabin with the Goal of Determining the Best Vent Location and Glazing
Abstract: This study aims to improve the thermal comfort inside a tractor cabin by determining the position of the air conditioner vent location. This is obtained by maintaining the cold air flow inside the cabin by means of the air conditioning vents and proper HVAC systems. The concept of glazing on windows with different materials was also used to improve the thermal comfort of the tractor cabin by reducing the thermal …
Published in Journal of Mechatronics and Automation · Vol. 8, Issue 2, 2021 · pp. 29–42 Read article
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Electro-chemical treatment of graphite oxide: preparation and Characterization of high quality Graphene material
Abstract: With the enlargement of flexibility and suitability in material industries, high-performance thermal management materials are demanded with high thermal conductivity and electrical insulation are growing. In recent years, graphene has received a numerous focus from science community due to its high thermal conductivity and electrical insulation. Fabrication of light weight graphene and its derivatives as graphene Oxide (GO) and reduced graphene oxide (rGO) via facile processing method is yet a …
Published in Journal of Polymer & Composites Read article
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Electro-chemical treatment of graphite oxide: preparation and Characterization of high quality Graphene material
Abstract: With the enlargement of flexibility and suitability in material industries, high-performance thermal management materials are demanded with high thermal conductivity and electrical insulation are growing. In recent years, graphene has received a numerous focus from science community due to its high thermal conductivity and electrical insulation. Fabrication of light weight graphene and its derivatives as graphene Oxide (GO) and reduced graphene oxide (rGO) via facile processing method is yet a …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 25–36 Read article
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Innermost Surface Temperature Characteristics of Solar Photovoltaic Double Pane Window
Abstract: A window has a great role in the thermal comfort and HVAC load of a building. The role of a window in the HVAC load further increases in a location where both the summer and winter conditions are severe. In the above context, the innermost surface of a double pane window system is the most important. The present paper presents an analysis of the temperature characteristics of the innermost surface …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 12, Issue 3, 2021 · pp. 30–40 Read article
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Digitally Tunable Dual-Phase Polymer–PCM Composites for IoT-Based Adaptive Thermal Management in Smart Buildings
Abstract: This study presents the design and development of digitally tunable dual-phase polymer–phase change material (PCM) composites for advanced thermal management in smart building applications. The composite is based on a hybrid polymer matrix comprising thermoplastic polyurethane (TPU) and a crosslinked polyvinyl alcohol (PVA) gel, reinforced with paraffin microencapsulated PCM and hydrated salt PCM to achieve multi-stage thermal energy storage. The polymer composite architecture enables enhanced structural integrity, high encapsulation efficiency …
Published in Journal of Polymer & Composites · Vol. 14, Issue 3, 2026 · pp. 147–157 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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Short Circuit Protection System for Electrical Vehicle (EV) Safety with GSM Module
Abstract: The safety of electric vehicles' (EVs') vital components against overheating has become a top priority for both manufacturers and users as EVs continue to grow in popularity worldwide. Important parts like batteries, power electronics, and charging systems run the risk of overheating, which can have a number of detrimental effects, including thermal runaway, which presents major safety risks like fires or explosions. Overheating can also lead to decreased efficiency, deteriorated …
Published in Journal of Power Electronics and Power Systems · Vol. 15, Issue 3, 2025 · pp. 18–22 Read article
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Thermal and Electrical Performance of Aluminum-Reinforced GFRP Composites
Abstract: This work examines an economical approach to improve the thermal load protection of Glass Fiber Reinforced Polymer (GFRP) composites, commonly utilized in aircraft constructions, pressure containers, and electrical insulators. Notwithstanding their superior mechanical capabilities, GFRP composites are susceptible to elevated temperatures and electrical currents, frequently resulting in considerable structural deterioration. The study introduces an innovative method employing aluminum reinforcement to enhance the thermal conductivity and protection of GFRP composite laminates. …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 1062–1075 Read article
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Development and Performance Evaluation of GO–ZnO/PU Hybrid Nanocomposite Coatings for Improved Optical Transmission, Cooling, and Self-Cleaning in PV Systems
Abstract: The performance of solar photovoltaic (PV) modules with time is affected by thermal heating, dust buildup, and exposure to ultraviolet (UV) light; as a result, the power loss increases rapidly during the use condition. In this study, a polyurethane (PU) nanocomposite, fabricated with graphene oxide and zinc oxide (GO–ZnO), is invented and examined. Improvements in heat management, light transmission, and dirt resistance are planned for PV glass surfaces. The nanocomposite …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 243–249 Read article
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Development of Refractory Synthesized from Waste Ceramic Fiber and Chamotte
Abstract: Research on refractory materials is always essential in thermal engineering to ensure both heat savings and environmental protection. Raw materials used initially have a great influence on the production process and product properties. In addition, the refractory products are tested under conditions of high temperature and varying intensity, such as tests of thermal shock resistance. In this study, new refractory composites were prepared by mixing waste ceramic fibers with chamotte …
Published in Journal of Polymer & Composites · Vol. 8, Issue 2, 2020 · pp. 101–109 Read article
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Structure–Property Relationships in Poly (N isopropylacrylamide) Hydrogels: Toward Thermoresponsive Polymer Composites
Abstract: Poly(N-isopropylacrylamide) (PNIPAAm) hydrogels can shift from solid to gel and back again at body temperature. Due to their lack structural integrity, thermal stability, and mechanical strength, they are difficult to use. This study mixed PNIPAAm with biocompatible fillers like chitosan and silicon nanoparticles to create hydrogels with superior structure-property correlations. Free radical polymerization with ammonium persulfate/TEMED initiator and N,N′-methylenebisacrylamide crosslinker produced the composites. Scanning electron microscopy showed a denser, interconnected …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 884–895 Read article
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Study of Ablation Characteristics Carbon Fiber Reinforced Plastic with Silicon Carbide Pores
Abstract: Significant thermal stress is placed on spacecraft during atmospheric re-entry, primarily due to aerodynamic heating. This intense heat can cause severe material damage threatening the spacecraft's structural integrity. To address this challenge, efforts are focused on improving the ablation resistence of spacecraft components. In this work, carbon fiber reinforced plastic (CFRP) composites containing silicon carbide (SiC) holes are explored as a potential solution for enhancing thermal protection system. Four different …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 617–627 Read article
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Hybrid PV-PCM System to Increase Efficiency
Abstract: AbstractThis paper studies a hybrid design for the photovoltaic industry made up of a conventional photovoltaic panel and a Phase Change Material (PCM) to increase the efficiency of the panel as well as to generate thermal energy. The system has been based on thermal transfer from the PV panel to the PCM through direct contact, thus reducing the operating temperature of the panel and improving its efficiency. The system operates …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 11, Issue 2, 2020 · pp. 15–26 Read article
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Performance Testing of Arduino-Based Hybrid Solar Dryer for Drying Apple Slices
Abstract: A novel and high-efficiency hybrid solar dryer was designed and developed in this study to dry apple slices. The thermal analysis of the dryer is conducted by calculating collector efficiency, drying rate, and drying efficiency. Integrating an Arduino-based temperature and humidity monitoring system in a hybrid solar dryer enhances the ability to optimize performance and efficiency. Both the collector and drying chamber are made of aluminum sheet as it has …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1872–1886 Read article
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Oceanic Temperature Gradient as an Alternative Energy Source
Abstract: World is facing an energy crunch. To respond to the global warming, we either need a supply that has no carbon release or we need to find means to consume less energy. As the supply of non-renewable energy resources is depleting, there is a demand for new energy technologies. Oceans cover almost 70% of the earth’s surface, making them world’s largest solar collector. This paper discusses a new technological approach …
Published in Journal of Alternate Energy Sources & Technologies · Vol. 7, Issue 3, 2016 · pp. 1–6 Read article
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Aerogel Composite from Scope–A Study
Abstract: This article is a study of nano-metric porous dimension so as to originate open scripture to allocate semi-composite organized after drying. Particulate merged add an addendum anew formation to subdivide inter atoms to bond nano-composite ingredients. Properties of matter have been identified to be lower than 100 nm. Reinforce of aerogel as blanket has been designated to bear as usual insulation upon typifying configurative scope as substrate to cover. Adjoined …
Published in Journal of Materials & Metallurgical Engineering · Vol. 11, Issue 1, 2021 · pp. 1–12 Read article
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Comparative analysis of thermal conductivity of the hybrid nanoparticles based sunflower and Jatropha vegetable oil
Abstract: Vegetable oil gained much more interest towards sustainable manufacturing as coolant due to its inherent properties. In this present study, the thermal conductivity of hybrid nanoparticles based sunflower and Jatropha vegetable oil are measured. ZnO-Ag Hybrid nanoparticles were mixed with sunflower and Jatropha vegetable oil in four different volume concentrations of nanofluids ranges from 0.05 to 0.20%. The thermophysical properties viz, thermal conductivity and Stability of prepared hybrid nanoparticles-based vegetable …
Published in Journal of Polymer & Composites · Vol. 11, Issue 8, 2023 · pp. 164–171 Read article