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711 articles for “Bats”
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Energy Efficiency Issues and D2D Technique in 5G Network
Abstract: AbstractThis paper includes the survey of need and issues/challenges faced for energy efficiency in 5G network and D2D technique to improve energy efficiency without compromising the user experience. Improving the energy efficiency is important part while designing a network. Energy efficient communication is required for energy constrained networks such as ad-hoc networks in which battery powered wireless system need to reduce energy usage. Cellular systems need to be energy efficient, …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 7, Issue 2, 2020 · pp. 1–6 Read article
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Maximum Power Point Tracker and its model in MATLAB
Abstract: The study says that In a (Power-Voltage or current-voltage) curve of a solar panel, there is an optimum operating point such that the PV delivers the maximum possible power to the load. This unique point is the maximum power point (MPP) of solar panel. Its mathematical models of the components of PV module that is MPPT model uses the MPPT control unit, and Buck- Boost converter to implement a simulation …
Published in Journal of VLSI Design Tools and Technology · Vol. 9, Issue 3, 2019 · pp. 26–31 Read article
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Review on Design and Plan for Installation of Solar PV Modules on University Building
Abstract: AbstractThe power generation sector is capable of generating around 152 Giga Watt but still 17 per cent villages of India generally termed as deserted or mobile areas are still non - electrified in figures it is around 450 million people who lived without electricity till the year 2008. The power sector uses the coal as a primary source of fuel. A report on behalf of ministry of coal said that …
Published in Recent Trends in Fluid Mechanics · Vol. 6, Issue 3, 2019 · pp. 12–16 Read article
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A Review of Genetic Algorithm for Optimization of Hybrid Protocols for Wireless Sensor NetworkA Review of Genetic Algorithm for Optimization of Hybrid Protocols for Wireless Sensor Network
Abstract: AbstractWireless sensor network is a well-known technology. Resent development in the wireless technology open gates for making an efficient wireless network with no or very infrastructure. Wireless sensor network uses battery power to energize sensor nodes. Due to small size of sensor node, we cannot put big battery that is why it is very important to optimize the protocols to save energy. There are various techniques to optimize the WSN …
Published in Recent Trends in Sensor Research & Technology · Vol. 5, Issue 2, 2018 · pp. 1–5 Read article
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Minimization of Energy Utilization in Wireless Sensor Network using Nature-Inspired Algorithm to maximize the overall network lifespan: A Review
Abstract: Wireless Sensor Networks is the most driving innovation in the world which makes it conceivable to collect the installed frameworks which can be typically carried in the pocket with the comparative capability of a Desktop Computer. It comprises of self-supervising battery controlled gadgets referred to as hubs which go about as a transducer. The hubs are sufficiently canny to detect, figure and transfer the information. While the hubs are battery …
Published in Recent Trends in Sensor Research & Technology · Vol. 8, Issue 2, 2021 · pp. 30–35 Read article
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Fuzzy and PI Based Speed Control of BLDC Motor using Bidirectional Converter for Electric Vehicle Application
Abstract: Fuzzy logic control can be used in BLDC motor to control the four quadrants of operation so as to avoid power loss. In this study, a fuzzy based controller for speed control of BLDC motor is done, and it is compared with the conventional PI controller-based speed control technique. In addition to this, a bi-directional converter is used to achieve battery charging during regeneration and to charge the battery externally …
Published in Trends in Electrical Engineering · Vol. 8, Issue 3, 2018 · pp. 35–45 Read article
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Conversion of Gasoline Vehicles to CNG Hybrid Vehicles (CNG-Electric Vehicles)
Abstract: Operating CNG vehicles are really beneficial in the Middle East region considering the fact that gasoline is offered at a heavily subsidized price and therefore, by converting a significant portion of the automobiles to run on CNG, the gasoline internal consumption could be reduced. This in turn will result in more oil being available for export which will be beneficial to the economy of Qatar. Hybrid Vehicles mainly have a …
Published in Trends in Electrical Engineering · Vol. 3, Issue 1, 2013 · pp. 12–21 Read article
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Modeling of Fuzzy Logic Controller for Photovoltaic Maximum Power Point Tracker
Abstract: In this paper a fuzzy logic controller for maximum power point tracker of photovoltaic (PV) energy system isintroduced. This controller uses a boost converter to control the terminal voltage of PV system to work at themaximum power point. The load side consists of battery and control switches to control the power flow from thePV system to the battery and the load. The system is modeled using Matlab/Simulink program. The output …
Published in Trends in Electrical Engineering · Vol. 1, Issue 1-2-3, 2011 · pp. 23–35 Read article
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Implementation of a Solar PV-Wind Hybrid System using MATLAB/SIMULINK
Abstract: This paper presents the simulation and analysis and control of a hybrid system based on solar and wind system employing a dc-dc boost converter and permanent magnet synchronous generator. Maximum power point tracking controllers of solar PV and wind system are operating on perturb and observe method that extract the maximum power from solar and wind sources. It requires the sensing of dc voltage and current output of solar PV …
Published in Trends in Electrical Engineering · Vol. 5, Issue 3, 2015 · pp. 59–70 Read article
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Night vision wireless war field spying robot
Abstract: In modern times, the technical instruments are useful. These technical instruments areused for protection. Army used this technology for defeat to their enemies and to keepan eye on enemies. The wireless camera and robotics technology is the example of themodern technology in the field of protection where the battle take places[1-3]. Theadvance technology is used to protect and to desirable needed at the time to time. It'smostly used in the …
Published in Trends in Electrical Engineering · Vol. 10, Issue 2, 2020 · pp. 14–20 Read article
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Design and Implementation of BLDC Motor Driven Electric Vehicle Using MPPT Controller
Abstract: Minimal and medium power applications benefit greatly from BLDC motor efficiency, high torque-to-inertia ratio, large energy volume, low maintenance requirements and wide speed control range. Resistance found that by deleting phase current sensors and regulating the basic frequency switching of the voltage source inverter (VSI), the proposed control algorithm lowers power losses caused by high frequency switching. With Modern days fuel prices soaring so high for common people, electrical engineers …
Published in Trends in Electrical Engineering · Vol. 12, Issue 1, 2022 · pp. 41–51 Read article
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Modelling of Peer to Peer Sharing of Power within Solar Based DC Microgrids
Abstract: Solar based DC microgrids and home-based systems have been a reliable option to solve rural electrification problems in many parts of the world. However, there is a pertaining problem of mismatch between local demand and on-site generation in such microgrids. Proposed work attempts to address this problem by developing an optimal peer-to-peer (P2P) energy sharing among the individual households in a DC microgrid. A nonlinear optimization problem is formulated that …
Published in Trends in Mechanical Engineering & Technology · Vol. 8, Issue 3, 2018 · pp. 44–48 Read article
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Design & Development of Helical Compression Spring Using Composite Material
Abstract: The paper embodies the manufacturing of a helical compression spring using composite material. The main motive for the use of composite material spring is its low density and greater stiffness to that of a steel spring. The composite material spring has greater stiffness to weight ratio as compared to the steel spring. We have manufactured carbon fibre and glass fibre spring using filament winding technique as less as possible economical …
Published in Trends in Mechanical Engineering & Technology · Vol. 10, Issue 3, 2020 · pp. 16–23 Read article
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A Preliminary Study of Solar Bicycle using Crank-Lever Mechanism
Abstract: There are many types of bicycle in the world such as normal bicycle that people need topaddle for it to move and electricbicycle that can only be sufficient for an hour. Chain drive power transmission have some disadvantages will motivate the direct drive for bicycle. The idea of a solar bicycle without chain drive came in mind. The idea is to make thebicycle last longer and can be automatically recharge …
Published in Trends in Mechanical Engineering & Technology · Vol. 10, Issue 2, 2020 · pp. 19–24 Read article
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Compare Three Reactive Routing Protocols in Grid based Cluster Wireless Sensor Network using Qualnet Simulator
Abstract: AbstractThis paper is comparing the performance of three different routing protocols in grid based clustering for wireless sensor network. Sensor network is keeping limited energy of sensor node send limited battery power. However the main task of sensor network energy consumption for sensor nodes. Furthermore grid based sensor working depend on location based that is divided into different parts. In grid based wireless sensor network, cluster head it works like …
Published in Journal of Communication Engineering & Systems · Vol. 4, Issue 1, 2014 · pp. 6–12 Read article
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Improvising on Demand Protocol to Improved Energy Utilization in Wireless Sensor Network
Abstract: AbstractIn the 21st century, the advancement in technology is the wireless networks. In wireless networks, intelligent sensors are deployed in a physical area called as WSN (Wireless Sensor Network). All the sensor nodes are attached to a network and batteries are needed to provide energy to the nodes. Batteries may be in charged or discharged mode. During communication of all the sensor nodes, lot of energy is consumed. The main …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 1, 2019 · pp. 22–29 Read article
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An In-depth Exploration of Contemporary Student Management Systems
Abstract: Thе studеnt managеmеnt systеm (SMS) sеrvеs as a pivotal tool for еducational institutеs and collеgеs, strеamlining thе complеx task of maintaining accuratе and up-to-datе studеnt information. This papеr dеlvеs into thе comprеhеnsivе functionalitiеs of SMS, еncompassing studеnt rеcords, acadеmic rеports, collеgе dеtails, coursе spеcifics, curriculum managеmеnt, batch information, placеmеnt rеcords, and various rеsourcе-rеlatеd data. Thе systеm mеticulously tracks a studеnt's acadеmic journеy from еnrollmеnt to coursе complеtion, providing a sеcurе …
Published in Journal of Computer Technology & Applications · Vol. 14, Issue 3, 2023 · pp. 56–61 Read article
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LoRa WANET: MAC Protocol Design Approach
Abstract: The evolvement of WANET and IoT across the globe is a necessity to build a system that have better capabilities than the system in place and extend its area of application to a whole new level. LoRaWAN, 6LOWPAN are some of the protocols being used as primary standards in LoRa but these protocols don’t allow to form an ad hoc type of network and provide point to point (P2P) connections. …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 5, Issue 3, 2017 · pp. 19–25 Read article
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An Overview of Haemorrhoids (Bawaseer) with Surgical Interventions from Ancient to Modern Era
Abstract: The word “haemorrhoid” is derived from the Greek “haema”= blood, and “rhoos”= flowing, and was originally used by Hippocrates to describe the flow of blood from the veins of the anus. Commonly, in society it is known as piles, the word pile is derived from Latin, meaning a ball or a mass. In Unani literature, hemorrhoids are known as “Bawaseer”. It is the plural of baasoor, which means wart or …
Published in Research and Reviews : A Journal of Ayurvedic Science, Yoga and Naturopathy · Vol. 4, Issue 3, 2017 · pp. 23–30 Read article
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Comparative Study of Psychomotor Performance in Depression Patients with Healthy Volunteers
Abstract: Antidepressant drug therapy can affect psychomotor performance of patients suffering from depression. Hence, the present study was planned to assess the psychomotor performance of under therapy depression patients with healthy volunteers using battery of psychometric tests. Twenty under therapy patients suffering from depression and taking antidepressant drugs treatment for not less than six months were compared with 20 healthy volunteers. The psychometric test battery included three subjective visual analogue scales …
Published in Research and Reviews : A Journal of Medical Science and Technology · Vol. 2, Issue 1, 2013 · pp. 15–18 Read article