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304 articles for “energy efficient systems”
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Design and Fabrication of A Vertical Axis Darrieus Wind Turbine for Household Electricity Generation
Abstract: The Vertical Axis Darrieus Wind Turbine (VAWT) market is growing at 15% annually, valued at $2.1 billion, with rising demand for 10-30 kW models for residential use. This Paper focuses on designing and fabricating a compact, efficient, and low-maintenance VAWT optimized for urban applications and low wind speeds. Addressing gaps in blade design, adaptability, and cost, the turbine features helical blades modeled in SolidWorks for optimal geometry and performance.Polylactic acid …
Published in International Journal of Chemical Separation Technology · Vol. 11, Issue 1, 2025 Read article
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A Review on LIFI- Data Transmitting System
Abstract: Using visible light as a channel for high-speed data transfer, Li-Fi (Light Fidelity) is a quickly developing wireless communication technology that offers a highly effective and cutting-edge substitute for traditional radio frequency (RF)-based systems like Wi-Fi and Bluetooth. With the exponential growth of connected devices and the increasing demand for faster and more reliable communication, the RF spectrum is becoming congested, leading to reduced performance and interference issues. In order …
Published in International Journal of Digital Communication and Analog Signals · Vol. 12, Issue 2, 2026 Read article
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Solar Powered Motion-Activated Camera Based Surveillance System
Abstract: This study presents the design and installation of a solar-powered motion-activated camera aimed at enhancing security while promoting energy efficiency and sustainability. Using a PIR sensor, the system activates only upon detecting motion, reducing unnecessary power usage and data storage. It operates using solar energy, making it suitable for remote areas. With the help of a photovoltaic panel and a rechargeable battery, the system runs only on solar energy, ensuring …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 11, Issue 2, 2025 · pp. 12–19 Read article
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IoT-Based Battery Management System for Electric Vehicles
Abstract: Electric vehicles (EVs) are becoming increasingly popular due to rising fuel costs and environmental concerns in contemporary applications, where energy storage systems power a wide range of devices, from small gadgets to big electric vehicles and renewable energy grids, efficient battery management is becoming more and more crucial. This study proposes the design and implementation of an Internet of Things (IoT)-based battery management system (BMS) that can continually monitor vital …
Published in International Journal of Electrical Power System and Technology · Vol. 11, Issue 2, 2025 · pp. 1–7 Read article
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An Advanced Framework for Energy Harvesting in Device-to-Device Communication within 5G-Enabled IoT Healthcare Networks
Abstract: The healthcare sector is forever advancing, and one of the key technologies that have started playing a part in better patient care and management is Internet of Things (IoT) devices. The Device-to-Device (D2D) communication in 5G-enabled IoT healthcare networks provide better data transmission rate and very low latency. But despite all that, IoT devices still have over-the-top energy consumptions requiting attention. In this work, an innovative energy harvesting framework is …
Published in International Journal of Embedded Systems and Emerging Technologies · Vol. 12, Issue 1, 2026 · pp. 22–30 Read article
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Reimagining Urban Living: An Architect’s Approach to Smart Residential Colonies
Abstract: This paper will explore the concept of a new residential colony model that responds to the significant social, technological, and environmental transformations currently shaping urban environments. As urbanization accelerates and the global population continues to rise, there is an urgent need for housing solutions that address both the challenges of modern living and sustainability. The smart residential colony model will aim to create a harmonious balance between these needs, integrating …
Published in International Journal of Housing and Human Settlement Planning · Vol. 11, Issue 1, 2025 · pp. 37–57 Read article
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Waste Heat Recovery Technologies for IC Engines: A Comparative Review of Thermoelectric andOrganic Rankine Cycle Systems
Abstract: Abstract Internal combustion (IC) engines, widely used in automotive, marine, and industrial applications, are inherently inefficient due to significant thermal energy losses. A substantial portion of the energy generated from fuel combustion is expelled as waste heat through the exhaust system and cooling fluids. With increasing emphasis on energy efficiency and environmental sustainability, Waste Heat Recovery (WHR) technologies have garnered considerable attention for their potential to enhance overall engine performance …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 11, Issue 1, 2025 · pp. 21–25 Read article
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The Potential Effect of Mass Variation on the Efficiency of the Single Electron System of Group II Elements
Abstract: This study explores the efficiency, interactions, and dynamics of single-electron systems in the group II family of alkaline earth metals. The efficiency of these systems is assessed by analyzing their energy levels, with beryllium demonstrating the highest efficiency at 3.6 e-22 due to its low atomic mass and favorable energy transitions. The isotopic distribution patterns for these elements reveal how variations in neutron numbers influence their nuclear stability and electronic …
Published in International Journal of Chemical Separation Technology · Vol. 10, Issue 2, 2024 · pp. 1–17 Read article
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Performance Evaluation of 45kW Low Temperature Proton Exchange Membrane Fuel Cell System Using Simulation Techniques
Abstract: AbstractThe Low-Temperature Proton Exchange Membrane Fuel Cell (LT-PEMFC) has gained prominence as a promising solution for clean and efficient energy generation, particularly in the automotive industry, where stringent emission norms and sustainability goals are driving innovation. LT-PEMFC systems offer several inherent advantages, including high energy conversion efficiency, low operational temperature, rapid start-up capability, and compatibility with hydrogen as a renewable fuel source. These characteristics make them attractive for commercial vehicle …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 11, Issue 2, 2025 · pp. 25–39 Read article
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Intelligent Building Systems: A Progression of Sustainability and Efficiency through Remote Monitoring,Data Analytics, and Automation
Abstract: Abstract: Cities are confronted with never-before-seen issues pertaining to resource management, energy consumption, and environmental sustainability as global urbanization picks up speed. As a result, integrating intelligent building systems has become a game-changing way to deal with these urgent problems. The present study delves into the various components that make up intelligent building management systems, including HVAC control, computerized maintenance management system (CMMS), building management system/building automation system (BMS/BAS), data …
Published in International Journal of Architecture and Infrastructure Planning · Vol. 10, Issue 1, 2024 · pp. 38–47 Read article
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Automatic Solar Powered Pesticide Sprayer for Farming
Abstract: The system integrates a range of components, including solar panels, battery storage, a pesticide tank, precision spraying mechanisms, sensors, and a sophisticated control system. These elements work harmoniously to optimize pesticide application, ensuring precise and efficient coverage while minimizing waste and environmental impact. Key features of this system include real-time data collection from various sensors, automated decision-making based on crop conditions and weather forecasts, and remote monitoring and control capabilities. …
Published in International Journal of Microwave Engineering and Technology · Vol. 9, Issue 2, 2023 · pp. 7–18 Read article
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Design of a Plug Flow Reactor for Production of Refrigerants from Natural Gas Chlorination
Abstract: The design of a plug flow reactor and distillation column for the production of refrigerants from natural gas chlorination, was aimed at achieving high purity volume percent of Methyl Chloride (CH3Cl) and Methylene Chloride as desired products. Aspen HYSYS software was used to simulate the reactor. The reaction was carried out at a temperature of 3000C and 1atm Pressure, Methane to Chlorine ratio was set at 1.5:1 to favour the …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 7, Issue 2, 2021 · pp. 10–22 Read article
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Future - Ready Car Showrooms: Smart & Intereactive Interiors
Abstract: This Research explores the integration of emerging technologies in interior design with a focus on creating smart, adaptive, and future-ready living and working environments. As digital innovation increasingly intersects with the built environment, interior design is undergoing a paradigm shift, transforming passive spaces into intelligent systems that enhance user experience, energy efficiency, and functional flexibility. The study investigates a wide range of technologies including smart lighting, responsive materials, AI-driven automation, …
Published in International Journal of Architecture and Infrastructure Planning · Vol. 11, Issue 2, 2025 · pp. 54–67 Read article
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Energy assessment of residential building using passive strategies
Abstract: Energy efficiency in building requires specific type of building materials in the design and construction, improving building insulation and sealing performance and enhancing efficiency of heating systems to reduce energy consumption. The main aim of the project is to reduce the energy consumption, carbon emission, life cycle cost, annual operation cost of the building and residential envelope transmittance value. In this project, Autodesk AutoCAD, Autodesk Revit, IES VE & ECO-NIWAS …
Published in International Journal of Housing and Human Settlement Planning · Vol. 7, Issue 1, 2021 · pp. 7–16 Read article
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The Role of Metallurgy in Modern Building Retrofits: Achieving Energy Savings and Sustainability
Abstract: Building retrofits have become a pivotal strategy in enhancing energy efficiency and sustainability in existing structures. As global emphasis on environmental sustainability intensifies, retrofitting older buildings to meet contemporary energy standards has gained prominence. This article examines the influence of metallurgical and materials science innovations on recent energy-saving trends in building retrofits. It explores advanced Heating Ventilation and Air Conditioning (HVAC) systems, highlighting how high-performance alloys and materials improve efficiency …
Published in International Journal of Metallurgy and Alloys · Vol. 10, Issue 1, 2024 · pp. 1–6 Read article
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Intelligent Approaches to Functional Material Development
Abstract: By empowering systems to carry out tasks like decision-making and problem-solving that call for human-like intellect, artificial intelligence (AI) is revolutionizing technology. A key enabler of this progress is functional materials, designed through materials engineering to meet the needs of high-performance technologies like semiconductors, sensors, and memory storage. These materials are vital in ensuring AI systems operate efficiently by providing the computational power, energy efficiency, and sensory capabilities required. The …
Published in International Journal of Energetic Materials · Vol. 11, Issue 1, 2025 · pp. 11–15 Read article
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A Review on Touchless Calling Bell
Abstract: On the principle of proximity or motion detection using an ultrasonic sensor or infrared (IR) sensor. In the modern world, automation and cleanliness are essential for guaranteeing ease and safety in our day-to-day activities. The Touchless Calling Bell is a modern and innovative device designed to eliminate the need for physical contact while operating a doorbell. Traditional doorbells require users to press a switch manually, which may lead to the …
Published in International Journal of Digital Communication and Analog Signals · Vol. 12, Issue 2, 2026 Read article
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Antenna and Beam-Control Optimization of RIS-Assisted 6G Links: Phase Resolution, Directivity and Energy Efficiency
Abstract: This paper presents an antenna-oriented investigation of reconfigurable intelligent surface (RIS)-assisted sixth- generation (6G) wireless links, emphasizing practical design factors beyond conventional RIS versus non-RIS bit-error-rate comparisons. Four parameters are evaluated: phase-shifter resolution, reflected-beam directivity, aperture-dependent spectral efficiency, and controller-aware energy efficiency. A Rayleigh-fading binary phase-shift keying (BPSK) link is used for reliability analysis, while the RIS is modeled as a uniformly spaced reflective aperture through its array factor. The …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 12, Issue 2, 2026 Read article
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Decentralized Renewable Energy Systems: A Pathway for Rural Electrification and Energy Equity
Abstract: With a growing trend toward decentralized renewable energy (DRE) systems, the global energy landscape is changing dramatically. These systems have emerged as a viable solution to address two critical global challenges: rural electrification and energy equity. Reliable power is unavailable to millions of people, especially in rural and underdeveloped areas, which impairs economic development, healthcare, education, and general quality of life. Decentralized renewable energy systems offer a sustainable, cost-effective, and …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 11, Issue 1, 2025 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