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14 articles for “Uninterruptible power supplies”
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Uninterrupted Power Supply
Abstract: The uninterruptible power supplies (UPS) are costly equipment. Their installations are profitable, if costly because outage of the power system is higher, as the installation or operation costs. The UPS application areas are: Traffic system, Hospital , Computer lab, Chemical industry. The UPS are used for to maintain continuity of supply. The power improvement analyzed by using uninterruptible power supply. The main components used in uninterruptible power supply are AC …
Published in Journal of Mechatronics and Automation · Vol. 7, Issue 3, 2020 · pp. 33–37 Read article
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Design and Implementation Solar Based Uninterruptible Power Supply System
Abstract: The increasing reliance on continuous power supply in various sectors necessitates innovative solutions to address power outages and reduce dependency on conventional energy sources. The design and execution of a solar-powered uninterruptible power supply (UPS) system are presented in this study. The system integrates photovoltaic (PV) panels, a battery storage unit, and an inverter to ensure a seamless power supply during grid failures. With the use of an inverter, the …
Published in Journal of Control & Instrumentation · Vol. 15, Issue 2, 2024 · pp. 1–6 Read article
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Performance Evaluation and Operation of DSP Control UPS System
Abstract: An uninterruptible power supply (UPS) is a power controller that gives emergency electricity to a load when the mains energy fails. In on-line UPS, the load is always connected to the inverter though the UPS static switch. Specialized expertise is required for collection, analysis, and dissemination of technical information relating to high quality uninterruptible power systems. Inherent in these responsibilities is the coordination of technical and contractual matters relating to …
Published in Trends in Electrical Engineering · Vol. 8, Issue 1, 2018 · pp. 1–13 Read article
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Development and Analysis of General-Purpose Drone
Abstract: In recent years, drones have become indispensable tools across various industries, thanks to their versatility and wide-ranging applications. The fabrication of drones is a complex process that integrates multiple engineering disciplines, including mechanical design, electrical systems, aerodynamics, and software development. The meticulous design of the drone's frame, taking into account factors such as weight, durability, and aerodynamic efficiency, marks the commencement of the fabrication process. The paper presented a comprehensive …
Published in Journal of Aerospace Engineering & Technology Read article
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Automated Diesel transfer system using PLC
Abstract: Programmable Logic Controller (PLC) is used in many small and large scale process/production industries. In this paper, PLC is used to control the transfer of diesel required for the diesel generator (DG) when the main/local power supply goes off. A modelling of a diesel transfer system using PLC provides an effectual method to maintain uninterrupted power supply to continue the process/production which helps to maintain quality, reduced human intervention and …
Published in Journal of Industrial Safety Engineering · Vol. 6, Issue 1, 2019 · pp. 7–14 Read article
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Design and Validation of Polymer-Separated Lithium-Ion Battery Powered Mini-UPS for Networking Applications
Abstract: Due to the growing use of semiconductor-based electronic devices in networking applications, power interruptions can cause data loss, productivity loss, and system disruptions. To eliminate these outages, Mini Uninterruptible Power Supplies are expensive and have single-use batteries with shorter battery lives. These networking wires, cables, and other electrical components are polymer-insulated. Polymers with low dielectric constants have the potential to improve antenna interlayer dielectrics, communication cables, and other hardware for …
Published in Journal of Polymer & Composites · Vol. 13, Issue 1, 2025 · pp. 917–933 Read article
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Sinusoidal Pulse Width Modulation Switching Technique based Single Phase Inverter
Abstract: This paper discusses about the inverter which transfers power from DC source to AC load side. Inverters are usually used in motor drive, static var compensators, uninterruptible power supplies (ups), etc. Pulse Width Modulation (PWM) technique is used because the total harmonics distortion is low as compared with other techniques. The switching scheme of sinusoidal PWM permits control of the frequency and the magnitude of the output. This switching scheme …
Published in Journal of Power Electronics and Power Systems · Vol. 9, Issue 1, 2019 · pp. 34–41 Read article
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Solar Charkha Retrofit
Abstract: Hand operated charkha is used to make thread from cotton. It is sensitive work and involves great deal of care and effort to spin the charkha wheel manually during thread extrusion. Charkha operation causes physical strain and fatigue in long run. Abrupt spinning creates thread knots and breakage thus results poor quality and cotton wastage. Large number of people board on this khadi profession to make their meager earnings and …
Published in Trends in Machine design · Vol. 9, Issue 3, 2022 · pp. 23–28 Read article
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Advancements in Smart Home Technology: Evoview’s Impact and Reflection
Abstract: The “EvoView” project is a sophisticated blend of design and technology, featuring RaspberryPi 4, a sleek display panel, a meticulously crafted wooden frame, and a one-way glass mirror. This innovative mirror transforms into an information hub, displaying real-time weather updates, current time, news, and upcoming events seamlessly. A strategic decision was made when the Raspberry Pi 3 Plus 4 was selected as the project's central processing unit. This option allows …
Published in Journal of Instrumentation Technology & Innovations · Vol. 14, Issue 1, 2024 · pp. 16–21 Read article
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Automatic Switch cum Fuse IC for Low Voltage, Low Power, High Performance Current Conveyors
Abstract: The paper focuses on the analysis of switch cum fuse IC in signal processing. In signal processing it is proposedto prevent the damage of main IC from the external electrical fluctuations which are common in -these days. Theproposed FUSE IC is also able to act as fuse for many times for main IC so that it can prevent the damage. It’slike the work of MCB but a step ahead that …
Published in Journal of VLSI Design Tools and Technology · Vol. 1, Issue 1-2-3, 2011 · pp. 21–25 Read article
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Automatic Power Switching Mains for Various Sources
Abstract: This project's major objective is to autonomously choose from four possible power sources—mains, generator, inverter, and solar—to guarantee a load's continuous power delivery. This is crucial due to the rising demand for electricity and the frequent power disruptions affecting industries, hospitals, and households. Establishing an alternative power source is imperative to address this issue. In this project, four switches are utilized to simulate the failure of individual power sources. Pressing …
Published in International Journal of Electrical Machine Analysis and Design · Vol. 1, Issue 2, 2023 · pp. 24–30 Read article
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Simulation of Three Section Multilevel Inverter with Reduced Range of Switches
Abstract: Because of high generation development, the demand and excellent of electric strength ishigher than earlier than. Furthermore, due to the advancement of semiconductor, thespecification of electricity devices and strength conversion method turn out to be stricter. Oneof the energy converters that may remodel DC to AC is called inverter. An inverter is the intermedium to transmit the electricity to other electric device such as an uninterruptibleelectricity supply, servo motor, air-conditioner …
Published in Journal of VLSI Design Tools and Technology · Vol. 10, Issue 1, 2020 · pp. 15–36 Read article
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Portable small nuclear reactor for supplying Power to remote places
Abstract: Los Alamos National Laboratory, USA has developed one very light and small sized modular portable nuclear power plant. It can be transported to remote places either by truck or cargo plane or boat and installed there within a couple of days. It can provide readymade plug-and-go power supply at war front, disaster site, remote islands etc. with a very low sound signature. Due to use of heat pipes and other …
Published in Journal of Nuclear Engineering & Technology · Vol. 11, Issue 1-2, 2021 · pp. 21–29 Read article
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Under Voltage and Over Voltage Protection of Electrical Equipment - A Review
Abstract: In our modern, digitally-driven world, the seamless operation of electrical equipment is paramount, spanning industries, households, and infrastructure. However, the reliability of these vital assets is inextricably linked to the quality of electrical power supplied to them. Voltage fluctuations, specifically under voltage and over voltage events, pose significant threats to the integrity and functionality of electrical equipment. This review paper undertakes a comprehensive exploration of under voltage and over voltage …
Published in International Journal of Electrical Power and Machine Systems · Vol. 2, Issue 2, 2024 · pp. 1–9 Read article