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64 articles for “sustainable cooling”
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Sustainable Innovations in Vapor Compression Systems: A Review of Heat Recovery and Environmental Performance
Abstract: Vapor compression refrigeration systems are widely used in residential, commercial, and industrial sectors, contributing significantly to global energy consumption and greenhouse gas emissions. This review explores sustainable innovations in vapor compression systems, focusing on waste heat recovery techniques and their impact on environmental performance. Key advancements include the integration of heat exchangers, ejector systems, and hybrid configurations that enhance energy efficiency while reducing refrigerant load and emissions. With a focus …
Published in Journal of Thermal Engineering and Applications · Vol. 13, Issue 1, 2026 · pp. 16–21 Read article
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Photovoltaics and Thermal Solar Technologies: Innovations for Sustainable Heating, Cooling, and Energy Efficiency
Abstract: Developments in renewable energy technology, in particular photovoltaics (PV) and solar thermal systems, have been fueled by a rising demand for energy worldwide and the pressing need to slow down climate change. These technologies provide greener options for heating, cooling, and energy production by lowering dependency on fossil fuels and greenhouse gas emissions. This study examines developments in solar thermal and photovoltaic technologies, their uses in commercial, industrial, and residential …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 12, Issue 1, 2025 · pp. 30–37 Read article
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Problems and Solutions for Air Conditioning in Tropical and Dry Climates
Abstract: Air conditioning systems are very important for keeping the indoors comfortable in both tropical and dry climates. However, the problems and performance standards are very different in these two areas. Tropical areas have high humidity and temperatures that range from moderate to high. Because of this, systems that can control both temperature and humidity levels are needed. On the other hand, dry climates have high temperatures and very little humidity, …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 12, Issue 3, 2025 · pp. 37–50 Read article
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Energy-Efficient Thermal Management: Advanced Cooling Techniques for Electronics, Automotive, and Aerospace Applications
Abstract: The growing demand for energy-efficient systems across diverse industrial sectors, including electronics, automotive, aerospace, and renewable energy, has elevated the importance of advanced thermal management techniques. Effective heat dissipation is critical not only for maintaining optimal operating conditions in electronic devices but also for enhancing the performance and reliability of broader energy and mechanical systems. Inadequate thermal management can compromise energy efficiency, reduce component lifespan, and increase environmental impact. This …
Published in International Journal of Energy and Thermal Applications · Vol. 3, Issue 1, 2025 · pp. 18–23 Read article
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Sustainable Air Conditioning Technologies: Innovations and Future Prospects
Abstract: The increasing demand for air conditioning across the globe, especially in emerging economies, has placed a significant strain on energy resources and contributed to rising greenhouse gas emissions. Conventional air conditioning systems, which largely rely on vapor compression cycles and high-GWP (global warming potential) refrigerants, are energy-intensive and environmentally unsustainable. In response to these challenges, there has been a growing focus on developing sustainable air conditioning technologies that are energy-efficient, …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 12, Issue 2, 2025 · pp. 26–31 Read article
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Sustainable Construction: A Case Study of Passive Cooling Using Various Insulation Materials in an Educational Institution
Abstract: This case study is about insulating an education building where steel sheets are used on the rooftop. Steel roof sheets are good conductors of heat and due to which the classrooms below become heated up especially in the summer season from January to May every year. This educational building was constructed in 2014 and the heat build-up is intense and hence the top floor i.e. second floor was mostly unutilised …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 14, Issue 2, 2024 · pp. 23–31 Read article
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Renewable-Powered HVAC Systems: Advances in Solar, Bioenergy, and Heat Pump Technologies
Abstract: The global demand for refrigeration, air conditioning, heating, and ventilation (HVAC) systems has increased rapidly due to population growth, urbanization, industrialization, and rising expectations for indoor thermal comfort. These systems account for a substantial share of global energy consumption and greenhouse gas emissions, primarily because they rely heavily on fossil-fuel-based electricity and thermal energy. Consequently, the decarbonization of HVAC and refrigeration sectors has become a critical component of global climate …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 13, Issue 1, 2026 · pp. 26–33 Read article
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Enhancing Cooling Efficiency in Dual Nozzle CO2-Based Vortex Tube Systems for Machining Titanium Alloys: Implications for Polymer and Composite Processing
Abstract: In machining of Titanium alloys, the cutting temperature plays a vital role that directly influences the performance and it is required to maintain as low as possible. In this study, a dual nozzle Vortex Tube Cooling System (VTCS) that supplies cool compressed CO2 gas is developed to reduce the cutting temperature in Ti-6Al-4V machining. The experiments were conducted at constant cutting and flow parameters during turning at different levels of …
Published in Journal of Polymer & Composites · Vol. 12, Issue 5, 2024 · pp. 284–291 Read article
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Design of Evaporator and Condenser for Solar Adsorption Refrigeration System
Abstract: Solar adsorption refrigeration systems provide a promising alternative for sustainable cooling in regions with limited grid access and high solar availability because they can convert low-grade thermal energy into refrigeration without mechanical compression. The performance of such systems depends strongly on the thermal behavior of the evaporator and condenser, since these components govern the refrigerant evaporation rate, condensation effectiveness, and overall cycle stability. This paper presents focus on the design …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 13, Issue 2, 2026 · pp. 1–10 Read article
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Contemporary Facade Design with Eco-Friendly Material
Abstract: Facade and interior design play crucial roles in contemporary architecture, influencing both aesthetic appeal and environmental performance. This research examines the integration of eco-friendly materials in modern architectural design, with a focus on sustainability, energy efficiency, and material innovation. A comparative study is conducted on the rendered exterior and interior of a residential bungalow, analyzing the impact of sustainable materials such as smart glass, recycled composites, and passive cooling techniques …
Published in Journal of Construction Engineering, Technology & Management · Vol. 15, Issue 2, 2025 · pp. 21–34 Read article
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Sustainable Architecture for Rural Communities: The Tanzanian Family House Model
Abstract: Sustainable rural housing in East Africa must respond simultaneously to climatic stress, water scarcity, sanitation challenges, and socio-cultural practices. This article presents the Tanzanian Family House as a climate-responsive and resource-efficient housing model developed specifically for rural Tanzanian communities. The project integrates low embodied energy materials, passive environmental strategies, and decentralized infrastructure systems to create a durable and culturally grounded dwelling that can be constructed using local skills and materials. …
Published in International Journal of Rural and Regional Development · Vol. 4, Issue 1, 2026 · pp. 1–12 Read article
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Optimizing Fin Parameters to Enhance Passive Heat Dissipation in Photovoltaic Panels
Abstract: This study explores passive cooling techniques to enhance the thermal management of photovoltaic (PV) modules, which is crucial for maintaining efficiency. A computational fluid dynamics (CFD) model, using ANSYS Fluent, was developed to evaluate three fin shapes: rectangular, trapezoidal, and triangular, attached to the back of PV modules. The study varied parameters such as fin count, thickness, and length to determine optimal configurations for cooling. Among the designs, triangular fins …
Published in International Journal of Radio Frequency Innovations · Vol. 2, Issue 2, 2024 · pp. 25–35 Read article
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A Review Natural Ventilation by Using Solar Chimney
Abstract: A solar chimney is an effective and sustainable ventilation technology designed to enhance airflow within residential and commercial buildings by utilizing natural convection. Operating on principles like a traditional fireplace, a solar chimney harnesses solar energy to generate an upward air movement, creating a pressure difference that drives passive ventilation. The system comprises a vertical shaft, usually constructed with heat-absorbing materials, which captures solar radiation and heats the enclosed air. …
Published in International Journal of Electrical Power and Machine Systems · Vol. 3, Issue 1, 2025 · pp. 22–28 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
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Thermodynamic Optimization and Exergy-Based Performance Analysis of Hybrid Thermal Management Systems for Electric Vehicles
Abstract: The transition toward sustainable transportation has brought electric vehicles (EVs) to the forefront of modern engineering innovation. Despite their environmental benefits and improved energy efficiency, EVs face major thermal challenges that affect performance, safety, and durability. Efficient thermal management of batteries, power electronics, and electric drive systems is vital to ensure reliability under diverse operating conditions. This study presents a detailed thermodynamic optimization and exergy-based performance analysis of hybrid thermal …
Published in International Journal of Energy and Thermal Applications · Vol. 3, Issue 2, 2025 · pp. 19–23 Read article
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Cooling test's impact on photovoltaic solar panel systems
Abstract: Temperature changes have a massive effect on the performance of photovoltaic (PV) solar panels that are currently extensively used for the conversion of solar power into electrical energy. The output of solar systems is limited, especially in hot climates, as heating of the panel causes output voltage and efficiency to drop. The paper explores the effects of cooling on the quality and performance of photovoltaic (PV) solar panels. In this …
Published in International Journal of Electronics Automation · Vol. 4, Issue 2, 2026 Read article
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Performance Analysis of Heat Pump and Air Conditioning System Using R-32 Refrigerant & Theoretical Comparison With R-290 Refrigerant
Abstract: An extensive performance analysis of a heat pump air conditioning system for both cooling and heating applications is included in this research. The purpose of the research is to assess the system's overall performance, energy consumption, and efficiency under various operating scenarios. The research incorporates a range of experimental techniques. An overview of the heat pump air conditioning system's parts and operation is given at the outset of the examination. …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 3, 2024 · pp. 14–21 Read article
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Overheating Prevention System to Improve the Solar Effcicency: Simulation in Logosoft
Abstract: This project aims to improve the efficiency and longevity of solar panels by preventing overheating through an automated cooling system. The system guarantees solar panels operate efficiently, reliably, and sustainably. The proposed system also includes a feedback-based control mechanism that assesses temperature changes on an ongoing basis to enhance cooling cycles and reduce superfluous water consumption. Using LOGO!Soft Comfort software for simulation, the system integrates a temperature sensor to monitor …
Published in Trends in Electrical Engineering · Vol. 16, Issue 1, 2025 Read article
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Development of Low-GWP Refrigerants for Future Air Conditioning and Refrigeration Applications
Abstract: The growing concern over global warming and the need to mitigate climate change has propelled significant research into the development of low-GWP (Global Warming Potential) refrigerants for air conditioning and refrigeration systems. Traditional refrigerants, such as hydrofluorocarbons (HFCs), have been widely used in the HVAC&R (Heating, Ventilation, Air Conditioning, and Refrigeration) industry but contribute significantly to global warming due to their high GWP values. As a result, global regulations, including …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 3, 2024 · pp. 35–39 Read article
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Natural Cooling Agent: Utilizing Menthol as a Paraben-Free Preservative in Herbal Cosmetics
Abstract: The quest for natural and sustainable alternatives in cosmetic products has intensified, driving the search for effective natural preservatives. Menthol, derived from mint plants, is being recognized for its cooling properties and potential as a paraben-free preservative. This study investigates menthol’s efficacy as a preservative in herbal cosmetics, addressing consumer concerns about synthetic preservatives while ensuring product safety and longevity. This research examines menthol’s antimicrobial effects on common cosmetic contaminants …
Published in Research & Reviews: A Journal of Pharmacognosy · Vol. 11, Issue 3, 2024 · pp. 16–39 Read article