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65 articles for “heating and cooling”
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Design and Performance Evaluation of an Existing Cooling Tower in Port Harcourt Refinery
Abstract: The need for efficient and effective waste heat removal systems forms the basis of this research which is the Design and Performance Evaluation of an Existing Cooling Tower in Port Harcourt Refinery. The design performance equation models were developed by the application of the principle of conservation of mass and energy and also from standard correlations from literatures. The input parameters for the solution of the design performance equations were …
Published in International Journal of Environmental Chemistry · Vol. 6, Issue 1, 2020 · pp. 30–41 Read article
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Design and Optimization of Gas Turbine Blades for High-Temperature Operations
Abstract: Abstract The design and optimization of gas turbine blades for high-temperature operations are critical to enhancing the efficiency and reliability of power generation and propulsion systems. These components operate under extreme conditions of heat, pressure, and mechanical stress, making their performance pivotal to the overall effectiveness of turbines. This study explores the key factors influencing blade performance, emphasizing the importance of material selection, thermal barrier coatings, aerodynamic design, cooling mechanisms, …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 10, Issue 2, 2024 · pp. 22–27 Read article
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Design and Implementation of a Vaccine Solar Cooling System
Abstract: The research reported in this paper suggests a new design for a vaccine chilling and storage locker that really can keep vaccines cold (2°C to 8°C) in the cold chain. This design was created to make the African immunisation week go as smoothly as possible. This refrigeration and storage unit was created to be small, portable, and well-isolated, with a PV solar power system as a power source. An Liquid …
Published in International Journal of Energetic Materials · Vol. 8, Issue 1, 2022 · pp. 21–37 Read article
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An Extensive Overview of Al-Mg-Si Alloy’s Electrochemical Behavior
Abstract: This review emphasizes on the effects of microstructure and alloying components on the electrochemical behavior of Al-Mg-Si alloys used as sacrificial anodes. The presence of alloying elements hinders surface film formation on aluminum, while microstructural factors such as grain size distribution and precipitate volume fraction influence alloy properties. The Al-Mg-Si phase diagram and the presence of the Mg2Si phase are also discussed, highlighting the effects of Mg and Si solubility. …
Published in International Journal of Metallurgy and Alloys · Vol. 9, Issue 2, 2023 · pp. 1–11 Read article
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An Evaluation of Cracks Repairing Techniques in Metals
Abstract: Cracks are surface that develop in a material. Dissemination energy derived from mechanical, thermal, chemical, and metallurgical effects, or a grouping of these may affect crack beginning and growth. Numerous types of cracks exist in metals and can be characterized as grinding, solidification, cooling, crater, machining tears, plating, centerline, pickling, heat treatment, fatigue, creep, stress corrosion and hydrogen cracks. Cracks can grow and lead to complete fracture of the component …
Published in International Journal of Composite Materials and Matrices · Vol. 3, Issue 1, 2017 · pp. 9–15 Read article
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Effect of Cutting Parameter in Engine Valve Turning Process
Abstract: Engine valve manufacturing involves significant amount of machining during its manufacturing activity. Suitable cooling agents or cutting fluid are used to remove heat produced during cutting operation to maintain machining finish and insert life. Cutting fluids are one of major waste involving cost for disposal and hazard to environment, reduction in their use can play key role to meet stringent environment norms and achieve economic machining. Dry machining is an …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 6, Issue 2, 2020 · pp. 1–6 Read article
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A Comparative Environmental Analysis of Traditional and Concrete Construction Methods in Urban India: Statistical Insights into Carbon Footprints, Resource Consumption, and Waste Generation
Abstract: Significant effects on the environment and climate change have resulted from India’s shift from traditional building techniques to the growth of concrete jungles. Traditional structures used passive cooling, cross-ventilation, and the thoughtful use of courtyards and open spaces. They were made from natural materials that were sourced locally, such as clay, wood, stone, and thatch. Because they were made to use as little energy as possible, encourage natural temperature regulation, …
Published in International Journal of Housing and Human Settlement Planning · Vol. 11, Issue 2, 2025 · pp. 1–8 Read article
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Thermal Processes and Metallurgical Transformations: How Temperature Influences Metal Structures?
Abstract: The guide also addresses the selection criteria for different heat treatment processes based on the type of metal and the desired application, providing insights into the balance between performance requirements and economic considerations. Furthermore, it covers advancements in heat treatment technologies, such as induction heating and laser hardening, and their applications in modern manufacturing. By integrating theoretical concepts with practical examples, this guide serves as an essential resource for metallurgists, …
Published in International Journal of Metallurgy and Alloys · Vol. 9, Issue 1, 2023 · pp. 57–62 Read article
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Thermodynamic Analysis of an Adsorption Refrigeration System
Abstract: In this paper, thermodynamics analysis of an adsorption refrigeration pair (activated carbon and methanol) at adsorption equilibrium conditions has been proposed. Similar analyses have been done by different scientists for different combinations of adsorbent-adsorbate pairs. Adsorption refrigeration processes normally occurs in physical adsorption condition and activated carbon molecules being nonpolar in nature, micropores approach of adsorption (Polanyi’s micropores theory and D-A equation) has been followed here. Analysis of the adsorption …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 1, Issue 1, 2015 · pp. 1–9 Read article
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Review of Composites formed of Thermoplastic as Organic Fibers
Abstract: Composites made of structural monomers gave rise to thermoplastic polymers (TMCs). Due to their usage of a thermoplastic matrix, these materials really aren't chemically reactive. TMCs may be remoulded without degrading when heated and become softer. They harden into the final shape when they cool. Thermoplastic materials bonded with plant fibers may one day be used to create impact- absorbing structure for renewable power. Its impact features of organic fiber-reinforced …
Published in International Journal of Polymer Science and Engineering · Vol. 8, Issue 1, 2022 · pp. 28–33 Read article
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Vernacular Architecture: Energy Efficient Sustainable Techniques
Abstract: In today's global warming and other environmental issues, traditional buildings have emerged as a finest solution component for environmental improvement. It was well-known for creating a comfortable environment for its inhabitants, even in the face of harsh climatic circumstances. The bioclimatic approach is a measurement of human comfort needs, an evaluation of current climaticcircumstances along with reasonable architectural solutions. Bioclimatic design deals with the climatic conditions of any place while …
Published in International Journal of Landscape Planning and Architecture · Vol. 8, Issue 2, 2022 · pp. 36–45 Read article
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Manufacturing of Reinforced Composite Fly Ash Bricks – Product Analysing and Development Using Value Engineering Techniques
Abstract: The key driver of Indian economy is structured by the infrastructure development. This sector is principally responsible for thrusting India’s overall development and an intensive focus from government for initiating policies that would propose alternate methods and materials for which the end products ensuring high quality, non-degradable, time-bound creation of world class infrastructure in the country. Infrastructure sector includes power, bridges, dams, roads, and urban infrastructure development, which requires huge …
Published in International Journal of Manufacturing and Materials Processing · Vol. 4, Issue 1, 2018 · pp. 12–19 Read article
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Review On Bipolar Plate Geometric Design and Materials for Proton Exchange Membrane Fuel Cell Applications
Abstract: Abstract Bipolar plates (BPs) are vital components in proton exchange membrane fuel cells (PEMFCs), performing multiple essential functions that directly influence system efficiency, durability, and overall operational performance. They ensure uniform distribution of reactant gases across the active area, provide electrical conductivity between adjacent cells, assist in effective thermal management by dissipating heat generated during electrochemical reactions, and maintain proper sealing to prevent leakage of gases and coolant. Among these …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 11, Issue 2, 2025 · pp. 40–56 Read article
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Review on Advanced Small Modular Reactors (SMRs)
Abstract: The Department's objective of developing secure, fair, and cheap nuclear power solutions features advanced smaller module units. In the United States, sophisticated SMRs are being developed in a range of sizes, technological factors, capacities, and installation situations. These advanced reactors, which are expected to range in capacity from tens to hundreds of mw, can be utilised for power production, process heat, purification, and other industrial applications. Clear water or even …
Published in International Journal of Chemical Synthesis and Chemical Reactions · Vol. 8, Issue 1, 2022 · pp. 19–24 Read article
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Optimizing Power Output in Solar Chimney Power Plants: Influence of Collector Area and Chimney Height
Abstract: This research paper investigates the crucial factors that determine the power output of solar chimney power plants, specifically the collector area and chimney height. A larger collector area efficiently gathers and heats a larger volume of air, and a steeper chimney height raises pressure differences via the stack effect, resulting in greater power generation. The study explores the significance of heat retention within the collector area, enabling continuous operation, even …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 11, Issue 1, 2025 · pp. 27–36 Read article
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Improving Thermal Comfort and Reducing Peak Cooling Loads in High-Rise Buildings Through the Use of Phase Change Materials in Enhanced Building Envelopes
Abstract: A potential remedy for the problems of peak cooling loads and thermal discomfort in high-rise buildings is the use of phase change materials (PCMs) into building envelopes. This study explores the potential of PCMs to enhance energy efficiency and occupant comfort by reducing heat gain and moderating indoor temperature fluctuations. The paper investigates various PCM types, integration methods, and their impact on building performance through simulations and experimental analysis. The …
Published in International Journal of Sustainable Building Technology · Vol. 8, Issue 1, 2025 · pp. 29–37 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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Enhancing Machining Sustainability: ComparativeAnalysis of Dry, Minimum Quantity Lubrication, andCryogenic Cooling Methods
Abstract: AbstractSustainable machining is crucial for minimizing the environmental, economic, and social challengesassociated with modern manufacturing. This study reviews environmentally sustainable machiningapproaches including dry machining, Minimum Quantity Lubrication (MQL), and cryogenic cooling,and evaluates their effects on machining performance and sustainability. Key performance indicators,such as surface integrity, tool wear, energy efficiency and cutting forces, are analyzed across variousmaterials. The findings demonstrate that dry machining eliminates liquid waste but is often limited bytool …
Published in International Journal of Manufacturing and Materials Processing · Vol. 11, Issue 1, 2025 · pp. 1–7 Read article
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Study of Thermal Stresses on Cast Iron and Aluminum Alloy V8 Cylinder Blocks for A Four Stroke CI Engine Without any Application of Cooling Systems
Abstract: The purpose of this paper is to investigate the thermal stresses experienced by a V8 cylinder block of a four stroke CI engine at a specific point in time during the engine's operation. Two case studies were performed for the cylinder block with different materials. Aluminum A356 T6 and Iron Cast are the materials used in these case studies for the cylinder block. Pressures and temperatures were applied only to …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 7, Issue 2, 2021 · pp. 6–19 Read article
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Radiant Cooling System (Energy, Comfort and Cost Assessment)
Abstract: With an objective to provide thermal comfort, a well-planned and efficient HVAC system is of foremost importance. HVAC being the highest contributor of power consumption in the building (40% approximately), there is a need of a system which induce thermal comfort and reduce the power consumption, thereby improving the indoor environmental quality. Radiant system works on the transfer of heat through radiation which provides maximum thermal comfort and reduces the …
Published in International Journal of Architecture and Infrastructure Planning · Vol. 3, Issue 2, 2017 · pp. 14–19 Read article