Search
647 articles for “Electrical efficiency”
-
Enhancing Power Quality and Harmonics Control via Integration of PV, Wind, and Battery Systems with Three-level Inverter in DC Micro grid Management
Abstract: The primary goal of this research is to develop a multi-level inverter-based energy management approach for a smart DC-micro grid. An electric micro grid is created in this project by combining photovoltaic (PV), wind, and batteries. Solar and wind power can be efficiently extracted, and the quality of power can be improved by using FOPID control for source-side converters (SSC) and load-side converters controlled by multilevel inverters. To make the …
Published in Journal of Power Electronics and Power Systems · Vol. 14, Issue 1, 2024 · pp. 18–27 Read article
-
A Comprehensive Study on IOT Based Smart Street Light Management System Using Dynamic Brightness Control
Abstract: Street lighting is vital in urban centers for ensuring public safety, enhancing security, and promoting energy efficiency. However, traditional lighting systems often lack adaptability and responsiveness, leading to increased energy consumption and higher operational costs. To address these challenges, this preliminary report introduces an innovative IoT-driven smart lighting control system utilizing Bolt WiFi module technology. This smart lighting system marks a significant advancement in urban lighting management. By integrating IoT …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 11, Issue 1, 2024 · pp. 10–15 Read article
-
Sustainable technology: Energy harvesting floors
Abstract: The development of technology, particularly in the realm of sustainable energy solutions like energy harvesting floors, is pivotal in addressing environmental challenges and advancing towards a more sustainable future. Energy harvesting floors, kinetic or piezoelectric floors, use the piezoelectric effect to convert mechanical energy from footsteps into usable electricity. These innovative floors offer advantages, including renewable energy generation, sustainability, seamless integration into existing infrastructure, minimal maintenance requirements, and increased efficiency. …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 15, Issue 1, 2025 · pp. 19–29 Read article
-
E-Voting Application Using Blockchain
Abstract: Electronic voting (e-voting) is increasingly recognized as a method for improving the electoral process by enhancing security, accessibility, and efficiency. However, traditional e-voting systems present challenges, including security vulnerabilities, lack of transparency, and privacy concerns. This study presents an e-voting system powered by blockchain technology, designed to enhance decentralization, security, and protection against fraud. By leveraging blockchain’s features such as immutability, transparency, and cryptographic security, this model mitigates risks related …
Published in Journal of Software Engineering Tools & Technology Trends · Vol. 12, Issue 2, 2025 · pp. 12–21 Read article
-
Metro Systems' Role in Reducing CO2 Emissions in Urban Transport
Abstract: To better understand the impact of metro systems on reducing CO2 emissions in urban transport, a detailed analysis is required. This analysis should evaluate both the direct and broader effects of metro networks on the overall urban transportation system. It is crucial to quantify the actual contribution of metro systems in cutting CO2 emissions by considering the entire transport network. The evaluation should include not only the emissions generated by …
Published in Trends in Transport Engineering and Applications · Vol. 11, Issue 3, 2024 · pp. 19–22 Read article
-
Optimization and CFD Analysis of Fin-Enhanced Cooling Systems for Improved PV Efficiency
Abstract: This study is about optimizing and doing a CFD (Computational Fluid Dynamics) analysis of fin-enhanced cooling systems to improve the efficiency of photovoltaic (PV) systems. Photovoltaic (PV) panels are sensitive to temperature changes; the temperature influences the performance and lifespan of these panels. High temperatures cause their electrical output to reduce, thereby limiting their performance. In order to address this problem, several coolants such as air, liquid, phase change materials, …
Published in Journal of Power Electronics and Power Systems · Vol. 15, Issue 1, 2025 · pp. 19–29 Read article
-
Comparative Study on Thermal Performance of Mud Rammed and Concrete Residential Building Envelope in Paro - Bhutan
Abstract: A key factor in assessing the total energy efficiency of a building is the thermal performance of the building envelope. In Bhutan the building energy sector accounts for 15% of the total domestic electricity consumption out of which 50 to 60% accounts for space heating in the temperate region. Previous research findings and data also indicate that heat loss or gain through the building envelop were the most significant contributor …
Published in International Journal of Energy and Thermal Applications · Vol. 4, Issue 1, 2026 · pp. 9–16 Read article
-
A Comprehensive Review on Deposition Techniques for Functional Thin Films
Abstract: Thin films have become a critical element in the design and development of advanced functional materials because of their remarkable versatility, high efficiency, and ability to be easily integrated into a wide variety of devices. These films are used in a broad range of industries, from electronics to energy, owing to their ability to improve the performance of components by providing tailored electrical, optical, and mechanical properties. The deposition of …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 12, Issue 1, 2025 · pp. 1–7 Read article
-
Inductive (Dynamic) Wireless Electric Vehicle Charging System
Abstract: Wireless charging of electric vehicles (EV) is a good example where an application of electric vehicle supply equipment (EVSE) can be automated and convenient so as to improve acceptance. Inductive, capacitive, and magnetic devices are the three types of wireless charging technologies. An experimental setup intended to assess the effectiveness of a wireless inductive charging system specifically used for EV battery charging is presented in the paper. This configuration shows …
Published in International Journal of Electrical Machine Analysis and Design · Vol. 3, Issue 2, 2025 · pp. 30–44 Read article
-
Synthesis and characterization of mixed SnO2-ZnO Nano composites material to study the kinetics of catalytic reduction of Aromatic Nitro compounds
Abstract: A straightforward and cost-effective method was employed to synthesize zinc oxide (ZnO) nanostructures supported on tin oxide (SnO₂) for catalytic applications. This hybrid nanocomposite, formed by integrating ZnO with SnO₂, exhibited impressive catalytic activity in the reduction of various nitro compounds. The synergistic interaction between ZnO and SnO₂ significantly enhanced the surface area and active sites of the catalyst, thereby improving its overall efficiency. The resulting SnO₂-ZnO nanocomposite not only …
Published in Journal of Nanoscience, NanoEngineering & Applications · Vol. 15, Issue 3, 2025 · pp. 8–14 Read article
-
Physics of Semiconductors and Electronic Circuits
Abstract: This study talks about the basic ideas behind semiconductor physics and how important they are for making and running modern electronic circuits. It starts with a look at intrinsic and extrinsic semiconductors, going into how charge carriers move, energy band theory, and how doping affects how well the electricity flows. Next, the conversation turns to semiconductor devices like diodes, bipolar junction transistors (BJTs), and field-effect transistors (FETs). The focus is …
Published in Journal of Semiconductor Devices and Circuits · Vol. 12, Issue 2, 2025 · pp. 9–17 Read article
-
Material-Integrated Energy Management: Role of Advanced Polymers and Composites in Smart Homes
Abstract: The article discusses the possibility of improving the performance as well as the sustainability of smart-home-based energy management systems (EMS) by applying advanced polymeric and composite materials. Smart homes today are placing greater requirements on lightweight, thermally stable, high durability, and electrically conducting compounds in such important aspects of the devices as batteries, substrate layers in solar panels, thermally resistant enclosures, and high efficiency thermal insulation on intelligent appliances. Such …
Published in Journal of Polymer & Composites · Vol. 14, Issue 2, 2026 · pp. 1361–1374 Read article
-
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
-
Electromagnetic and Dielectric Performance of Polymer–Ceramic Composite Substrates for Fractal-Based IoT-Antenna Fabrication
Abstract: Polymer–ceramic composite substrates play a crucial role in determining the electromagnetic performance, mechanical stability, and thermal reliability of radio-frequency devices. In this work, a polymer-based composite substrate is systematically investigated for its suitability in compact IoT and RFID antenna applications. A fractal-structured antenna is employed as a functional test platform to evaluate the dielectric behavior, impedance characteristics, and radiation efficiency of the composite substrate. Novelty of the proposed reader antenna …
Published in Journal of Polymer & Composites · Vol. 14, Issue 1, 2026 · pp. 1518–1534 Read article
-
A Comprehensive Review on Piezoelectric Composites for Energy Harvesting and Sensing
Abstract: The capacity of piezoelectric composites to transform mechanical energy into electrical energy and vice versa has drawn a lot of interest recently. This property makes them very appealing for use in energy harvesting and sensing applications. These materials combine the high piezoelectric performance of ceramics with the mechanical flexibility and processability of polymers or other matrices, enabling a wide range of practical uses in flexible electronics, wearable systems, and embedded …
Published in International Journal of Electro-Mechanics and Material Behaviour · Vol. 3, Issue 1, 2025 · pp. 19–24 Read article
-
Hybrid Smart Parking System Enriched with IoT
Abstract: Urban zones demand progressive parking methods which emerged as a response to increasing requirements for efficient parking operations. Traditional parking operations run improperly thus creating both highway delays and fuel inefficiency and ecological degradation. And internet of things technology demonstrates the development of smart parking system that both grows IOT capacity and delivers real-time parking status announcement. ESP32 microcontrollers together with IR sensors process data through cloud storage to show …
Published in Journal of Instrumentation Technology & Innovations · Vol. 16, Issue 1, 2026 · pp. 17–24 Read article
-
Advanced Composite Materials for Electric Vehicle Charging Stations: A Comprehensive Study
Abstract: EV chargers are thought to be a major determinant in the adoption of EVs in present transport systems. The performance and durability of these charging stations highly depend on the materials applied in the construction of these charging stations because these materials should be very reliable, durable and efficient. The current paper reviews the current literature on advanced composite materials relevant in the construction of the EV charge station. Recognitions …
Published in Journal of Polymer & Composites · Vol. 13, Issue 2, 2025 · pp. 401–415 Read article
-
Investigating the effect of Anodes workfunction on the Opto-electronics Performance of Organic Light Emitting Diode
Abstract: The research aims to assess the performance of organic light-emitting diodes (OLEDs) by exploring how various anode materials affect their optoelectronic properties. OLEDs are crucial for modern displays and lighting, and their efficiency and functionality are heavily influenced by the materials used in their design.This study examines four different anode materials: Indium Tin Oxide (ITO), Zinc Oxide (ZnO), Aluminum-doped Zinc Oxide (AZO), and Poly(3,4-ethylenedioxythiophene) Polystyrene Sulfonate (PEDOT: PSS). These materials …
Published in Research & Reviews : Journal of Physics · Vol. 13, Issue 2, 2024 · pp. 27–37 Read article
-
High-Gain Microstrip Patch Antenna for Satellite and Radar Applications
Abstract: The growing demand for high-speed wireless communication, satellite connectivity, and advanced radar systems has increased the necessity for compact and high-performance antenna designs. This study presents the design and analysis of a high-gain microstrip patch antenna intended for satellite and radar applications operating in the microwave frequency range. The proposed antenna structure is developed using a low-loss dielectric substrate to enhance radiation efficiency, bandwidth, and gain characteristics while maintaining a …
Published in Journal of Microwave Engineering and Technologies · Vol. 13, Issue 2, 2026 Read article
-
Utilization of Banana Peel Biopolymer as a Natural Coagulant for Wastewater Treatment: A Sustainable Approach to Bio-Composite Applications
Abstract: This study explores an eco-innovative approach to wastewater treatment by utilizing banana peel powder (BPP) as a sustainable, low-cost bio-coagulant. Although effective, conventional chemical coagulants like aluminum sulfate and synthetic polymers are often non-biodegradable, toxic, and economically burdensome, particularly in decentralized or low-resource settings. In contrast, BPP—an agro-waste material rich in bioactive functional groups such as hydroxyl, carboxyl, and phenolic compounds—provides a renewable and environmentally friendly alternative. To enhance its …
Published in Journal of Polymer & Composites · Vol. 13, Issue 4, 2025 · pp. 106–115 Read article