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27 articles for “efficient HVAC system”
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Advancements in Heat Exchanger Design for Improved HVAC System Efficiency
Abstract: Due to their direct impact on usage of energy, operational effectiveness, and environmental sustainability, heat exchangers have become vital components of the air conditioning, ventilation, and heating (HVAC) systems. The growing demand for energy-efficient HVAC solutions has driven extensive research and development efforts aimed at improving heat exchanger performance. Traditional designs, such as shell-and-tube and fin-and-tube heat exchangers, have long been utilized in HVAC applications. Nevertheless, these traditional types frequently …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 12, Issue 1, 2025 · pp. 44–52 Read article
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Energy-efficient HVAC System with Decision Tree Classifier and Real-time SMS Notification
Abstract: This research paper explores the design and implementation of an energy-efficient heating, ventilation, and air conditioning (HVAC) system aimed at optimizing energy consumption and enhancing operational efficiency. The system incorporates high-efficiency components, including axial flow fans, motors, and intelligent variable frequency drives, achieving an overall system efficiency of up to 85%. By utilizing both static and dynamic pressures, the HVAC system operates more effectively under varying conditions compared to traditional …
Published in International Journal of Advanced Robotics and Automation Technology · Vol. 2, Issue 2, 2024 · pp. 29–34 Read article
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Design, Calculation and Cost Estimation of HVAC system for School Building
Abstract: In this project work we are going to design the energy efficient HVAC system for a school building. The use of air conditioning systems for residential/office buildings were very minimum in the earlier days of 1980’s. Due to the technology advancement and industrial growth buildings were started construction in a closed area and construction of apartment also increased after 1980’s with increased population. Also, ambient temperatures are changed drastically due …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 7, Issue 2, 2020 · pp. 38–48 Read article
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Enhancing Energy Efficiency in HVAC Systems: A Comprehensive Study of EC+ Fans, VFDs, and AI Integration
Abstract: This research paper explores the integration of EC+ fans with Variable Frequency Drives (VFDs) and Permanent Magnet (PM) motors to enhance energy efficiency and operational performance in heating, ventilation, and air conditioning (HVAC) systems. An extensive energy audit was conducted at the BidP plant in Bangalore, focusing on air handling units (AHUs) in Hangar 101. The audit revealed substantial variations in fan efficiency, secondary fan performance, power consumption, and airflow …
Published in Trends in Machine design · Vol. 11, Issue 3, 2024 · pp. 44–54 Read article
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Energy performance analysis: An exploratory study of HVAC systems in efficient management of data centres
Abstract: Data center growth is being driven by the rapid proliferation of cloud services. Data centers are using an increasing amount of energy. The network is severely impacted by server workloads, cooling, and supporting equipment. The study aims to identify the energy consumption involved in building services and their operations and analyze the ways in efficient management of performance in data center. The objective of the study is to identify the …
Published in International Journal of Environmental Planning and Development Architecture · Vol. 1, Issue 2, 2023 · pp. 51–71 Read article
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Building the Future: Energy Efficiency and Sustainable Design
Abstract: The research work aims to present an extensive study of energy-efficient green buildings with a focus on the latest technologies, strategies and hence their environmental and economic consequences. It dives deep into what green building is, including 1) site sustainability, 2) energy efficiency, 3) water efficiency, 4), material efficiency, and 5) design. The study discusses how green buildings are planned, in a way to consume the least amount of energy …
Published in Journal of Thermal Engineering and Applications · Vol. 11, Issue 3, 2024 · pp. 1–10 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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Design of a HVAC System for an Entire Hotel
Abstract: HVAC&R systems stands for (heating, ventilation, air conditioning and refrigeration). These systems are particularly used in thermal industries and other commercial offices. The main aim of the project is to design an energy efficient and cost efficient HVAC system for a given layout of a hotel. This project particularly deals with the heat load calculation, selection of materials, selection of systems taking into consideration of various factors like :- Structure …
Published in Journal of Production Research & Management · Vol. 10, Issue 2, 2020 · pp. 17–19 Read article
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Enhancing Building Energy Efficiency Through IoT Integration
Abstract: Building management systems featuring Internet of Things (IoT) technology provide a revolutionary way of maximizing user comfort and improve the use of energy. This study presents a comprehensive analysis of various components within an IoT subsystem utilized in building management, including Smart IoT Gateways, temperature and humidity sensors, lightweight database systems such as Tiny DB, and cloud communication platforms like Twilio. Each component plays a vital role in facilitating real- …
Published in International Journal of Machine Systems and Manufacturing Technology · Vol. 2, Issue 2, 2024 · pp. 15–23 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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Smart Power: An Efficient DC Power System
Abstract: Abstract Attempting to reduce energy losses, as well as rapid resource demands rise has been a problem worldwide in recent years. To solve this problem, Smart Power is designed to make an efficient DC Power System. Smart Power scheme has achieved a reduction of cost in the DC power system and also increased efficiency of the overall power system. In Smart Power, in place of a synchronous generator, a high-efficiency …
Published in Journal of Software Engineering Tools & Technology Trends · Vol. 7, Issue 3, 2020 · pp. 1–8 Read article
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Smart HVAC Systems: The Role of IoT and AI in Energy Optimization
Abstract: Heating, ventilation, and air conditioning (HVAC) systems are crucial for maintaining interior comfort and air quality in all types of buildings. However, they also rank among the highest energy users in the built environment. Traditional HVAC systems are evolving into intelligent, networked systems through the integration of Internet of Things (IoT) and artificial intelligence (AI) technologies, as energy efficiency and sustainability become increasingly important across the globe. This review article …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 12, Issue 2, 2025 · pp. 38–43 Read article
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Application of a Centralized Solar Powered Air-conditioning System for an Engineering College Building in Kolkata Region
Abstract: Adaptive cooling technique has been proposed as an energy efficient strategy for a centralized HVAC system in summer environment. Energy consumption is basically defined as an effort to minimize unnecessary energy consumption as by-product of the required energy consumption or to minimize the gap between required energy consumption and final energy consumption. There is a developing, state government trend of installing renewable energy in Kolkata. One area of interest is …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 2, Issue 2, 2015 · pp. 15–21 Read article
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Dynamic Simulation of Load-Responsive Vapor Compression Refrigeration Systems
Abstract: Because of their dependable operation and effectiveness, vapor compression refrigeration systems, or vapor compression refrigeration (VCRS), have become popular in commercial, industrial, and residential settings. However, under different thermal loads, classic vapor compression refrigeration (VCR) systems may perform less well in that they are usually built for steady-state conditions and run at consistent speeds. In order to improve a load-responsive VCR system’s flexibility, energy efficiency, and response to changing cooling …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 12, Issue 2, 2025 · pp. 32–37 Read article
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HVAC Energy Audit of Commercial Building
Abstract: AbstractEnergy Audit in modest terms means survey/Audit accomplished by using professionals to provide methods for improving power efficiency & reducing the wastage of energy units & reducing price also. In commercial & industrial real estate, It is the first step in identifying opportunities to reduce energy expense & carbon footprint. HVAC Energy Audit plays an important role in the commercial Building approx. 50% of energy from the HVAC system. Energy …
Published in Journal of Nuclear Engineering & Technology · Vol. 9, Issue 3, 2019 · pp. 44–48 Read article
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Artificial Intelligence and Machine Learning Applications in Optimizing Air Conditioning Systems
Abstract: The growing demand for air conditioning systems, especially in the wake of climate change and increasing global temperatures, has led to a significant increase in energy consumption. This, in turn, contributes to the growing concerns of environmental sustainability and operational costs. As a result, there is a pressing need for innovative solutions to optimize the performance and energy efficiency of air conditioning (AC) systems. Artificial Intelligence (AI) and Machine Learning …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 12, Issue 1, 2025 · pp. 38–43 Read article
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Implementation of Energy-efficient Axial Fans for Air Handling Unit Using AI Model
Abstract: This research explores the integration of energy-efficient axial fans in Air Handling Units (AHUs) within a large automotive manufacturing facility to enhance HVAC (heating, ventilation, and air conditioning) performance and reduce energy consumption. Standard AHUs in the facility’s clean rooms and other spaces utilize traditional blower fans, which primarily rely on static pressure, limiting their efficiency. By replacing these with electronically commutated (EC) axial flow fans, which leverage both static …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 11, Issue 3, 2024 · pp. 28–34 Read article
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Enhancing Energy Efficiency in Air Handling Units Through AI Driven Optimization
Abstract: This research explores the implementation of artificial intelligence (AI) in enhancing the energy efficiency of Air Handling Units (AHUs) in manufacturing facilities. The study proposes a comprehensive solution architecture that incorporates temperature and humidity sensors within AHUs, utilizing RS485 for data communication. The collected data undergoes exploratory analysis, which informs the training of a decision tree algorithm, chosen for its accuracy and compatibility with edge gateways. The algorithm's predictions enable …
Published in International Journal of Industrial and Product Design Engineering · Vol. 2, Issue 2, 2024 · pp. 19–28 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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A Review: Hybrid Air-Conditioning System
Abstract: Abstract Science is universal but technology depends upon local conditions. The world is facing on a large scale, potentially devastating global energy crisis. It has been realized that traditional resource such as oil and gas energy reservoirs cannot meet the rising energy demand. Integrated design is one of the today’s buzzwords in green and sustainable HVAC design approaches and solutions; that are important for achieving good indoor air quality with …
Published in Journal of Refrigeration, Air conditioning, Heating and ventilation · Vol. 3, Issue 1, 2016 · pp. 4–10 Read article