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1756 articles for “improvement”
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STATCOM in Power Systems: A Review
Abstract: This article presents a survey of the development of Static Synchronous Compensator (STATCOM) technology and its applications in power industry. The study is based on research articles, manufacturers’ websites, magazines and also news reports. Recently completed and ongoing projects have been highlighted here to describe the application trend of STATCOM. Voltage support, transient stability, power transfer enhancing, power factor improvement, three phase voltage balancing, active filtering capabilities have been illustrated …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 6, Issue 2, 2020 · pp. 39–51 Read article
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Implementation and Mathematical Modelling of Hybrid Energy Storage System Mechanism based on the Photovoltaic System using MATLAB/SIMULINK
Abstract: The increasing demand for renewable energy sources has created new opportunities in energy storagedevices. To develop a sustainable source of energy, consisting of the photovoltaic module (PV module)arranged by Maximum power point tracking (MPPT) technique where maximum PowerPoint used fortracking the MPP with changing temperature and incident radiation of photovoltaic module isintroduced. A hybrid energy storage system (HESS) is an efficient energy storage system that is theneed of the hour …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 7, Issue 1, 2021 · pp. 38–47 Read article
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Analysis of Prefluxing Method for Transformer Inrush Current Reduction
Abstract: Inrush Current is a harmonic-rich current which flows in transformer when it is energized. Inrush current affect the winding of transformer by means of its structural deformation, induce the voltage distortion, and reduce the power quality. There are number of methods available for transformer inrush current’s reduction. Among them, the latest and emerging method is the prefluxing method. In this paper, same has been explained with its results of simulations …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 8, Issue 1, 2022 Read article
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A Review: Solar Power Collector
Abstract: Thermal applications and power generation from solar radiation are emerging rapidly as the world continues to look for future energy sources in addition to conventional sources. Solar thermal collectors are one of the basic requirements for converting the sun's energy into usable forms. These collectors are divided into two groups, non-concentrated solar thermal collectors and concentrated solar thermal collectors. The objective of this report is to review 'Solar Flat Plate …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 8, Issue 2, 2022 · pp. 43–49 Read article
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Superconducting Magnetic Energy Storage Based Dynamic Voltage Restorer for Grid-Connected Hybrid PV-Wind Power System Modeling and Simulation
Abstract: The DVR-connected series will use three injections in a single application or three injections in three following converters to inject three compensating compressors in the main supply. The injection transformer raises the released VSI's output voltage to the required level. The converter also isolates the DVR circuit from either the transmission network. The voltage source inverter's (VSI) output power and the quality of the filter used to connect the injection …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 8, Issue 2, 2022 · pp. 35–42 Read article
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SOC estimation for Battery Management Systems using Li-ion Batteries in Electric Vehicles
Abstract: Since the battery system controls the occupants' safety, functioning, and even life, most electric vehicles (EVs) require battery monitoring. This is precisely what Battery- management system is: to monitor and regulate the condition of the battery among the parameters set for safe operation. For safe and dependable operation, electric vehicles (EVs) need high rated capacity batteries and appropriate battery management systems (BMS). Consumer adoption of high energy density battery materials …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 9, Issue 1, 2023 · pp. 13–21 Read article
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Smart Train Accident Detection and Prevention System Using IoT
Abstract: In our proposal, a dual-purpose derailment and train carriage detachment detecting system is introduced. In the modern era, it is crucial to design a suitable system with the aid of technology that can assist us in managing significant issues like rail accidents. To extract and method the information from the sensors in our project, we use Node-MCU. Regarding the situation in India, a sizeable portion of the population uses trains …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 9, Issue 1, 2023 · pp. 29–46 Read article
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Performance Investigation of Grating-based Photovoltaic Concentrator
Abstract: This paper elaborates the performance investigation of Grating based Photovoltaic Concentrator.Grating principle is used in the proposed concentrator photovoltaics (CPV). In this method a sidemountedconcentrator solar module structure is designed in which grating prism is used forconcentrating sunlight on solar cell. Diffraction grating is an optical device composed of a large number of closely spaced parallel slits or rulings. These rulings act as a series of narrow, closely spaced apertures …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 9, Issue 1, 2023 · pp. 22–28 Read article
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Electric Vehicle Battery Protection System
Abstract: The electric vehicle drives through the battery; hence it is one of the most vital components of EVs. To ensure the security of battery from potential damages such as excessive charging & discharging and excessive overheating, the electric vehicle battery protection system (EV BPS) acts as a solution that helps in enhancing the reliability and lifespan of the battery. The EVBPS consists of three systems: the first system is battery …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 9, Issue 2, 2023 · pp. 49–61 Read article
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ADAPTIVE NOISE CANCELLATION USING NORMALIZED LMS ALGORITHM
Abstract: ABSTRACT An adaptive filter is a digital filter that self adjusts its transfer function according to an optimizing algorithm. There are a number of optimizing algorithms available, but the performance, simplicity and stability of LMS algorithms outweigh other algorithms, thus LMS algorithm have become increasingly popular. The digital filter structure used in adaptive filtering is usually FIR with transversal or tapped delay line realization. Adaptive filtering is one of the …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 1, Issue 2, 2015 · pp. 45–58 Read article
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Model Simulation & Resource Allocation in Cognitive Radio System
Abstract: Cognitive radio is the technique where different sorts of wireless communication devices work dynamically and change frequencies and other parameters over time. The idea of cognitive radio (CR) is to find means to use these “gaps” or “holes” in the frequency spectra and do something useful of the frequencies floating around unused and the goal of cognitive radios is to utilize under used spectrum as spectral resources are becoming sparts. …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 2, Issue 1, 2016 · pp. 14–17 Read article
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Image Denoising Based on Wavelet Transform Using Weighted Highpass Filtering Coefficient and Various Filters
Abstract: Abstract— Image denoising (ID) is a material issue found in various image processing (IP) for preservation of image quality and information. There are numerous technique of denoising image. The most necessary property of ID model is that it should completely reduce noise as much as possible and edge preservation. Various algorithm has been developed in past but still it has scope for enhancement. This paper gives a insight view of …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 3, Issue 2, 2017 · pp. 1–7 Read article
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Enhance the Efficiency of Mobility Model by Using K-Means Algorithm in Mobile Ad Hoc Network
Abstract: Mobile ad hoc network is one of the growing fields of research. There are lots of work done in this field but movability still a concerning area for ad hoc network. There is no need to maintain wired infrastructure and easy to maintain. Nodes are free to communicate and can move at any direction without taking others opinion. In this study, we introduced mobility models for the portability example of …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 4, Issue 2, 2018 · pp. 23–30 Read article
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Comparative Analysis of Multi- Synchronous Bidirectional Network-on-Chip Architecture
Abstract: ABSTRACTA dynamic reconfigurable multi-synchronous bidirectional channel network on chip architecture is proposed to improve the performance of on chip communication. This work aims to increase network-on-chip (NOC) in the runtime traffic situation. The main objective of this paper is to reduce the area, delay and power consumption of the architecture. Lower packet delivery latency, higher packet consumption rate and better bandwidth utilization is done by the multi-synchronous bidirectional NoC’s router. …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 5, Issue 2, 2019 · pp. 21–31 Read article
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Performance Enhancement of Mobile WiMAX using TimeFrequency Training OFDM Scheme
Abstract: ABSTRACT Mobile WiMAX, IEEE 802.16 m is a Wireless Metropolitan Area Network offering a mobile broadband internet service. It uses cyclic prefix OFDMA (CP-OFDMA) as a multiple access scheme. CP-OFDMA embeds a large number of pilot subcarriers in OFDMA symbol for channel estimation purpose, reducing the data rate and spectral efficiency of mobile WiMAX system. This paper suggests the application of time-frequency training OFDM (TFT –OFDM) as a modulation and …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 6, Issue 1, 2020 · pp. 20–31 Read article
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RSA Using Cost Function with Different Weights of Cos, Frequency Slot and Pathlength Factors in Elastic Optical Networks
Abstract: The Internet has now become a need for living in today’s world. Most people are now dependent on the internet. Some people use the internet for their business and professional works, while some use it for entertainment purposes. It can be noticed that the use of the internet is high during office hours.Hence, traffic demand is highduring thistime.So, the work which requires immediate service at that time may get delayed. …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 6, Issue 2, 2020 · pp. 24–32 Read article
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Smart Information and Communication Technology (ICT)
Abstract: Human society is rapidly evolving and has accomplished several successes in improving its standard of living. The civilization has witnessed significant changes connected to its development. Information and communication technology has augmented the modern period.Information and communication technology (ICT) appears to be more readily accepted due to its literary and infrastructure benefits.ICT should act as accelerator for development, enabling education and local business opportunities, and increasing society's health and welfare, …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 7, Issue 1, 2021 · pp. 17–22 Read article
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Smart Vehicle GNSS-based Tracking System
Abstract: Secure method of driving vechicle is implemented using a GNSS technique called Smart Vehicle Security System. An Android application provides a GUI to users to independently communicate with the system. The main improvement is the substitution of the GNSS (Global Navigation Satellite System) for the traditional GPS as the tracking method. The most recent navigation technology, known as GNSS, aggregates all global positioning systems, including GPS, GLONASS, Galileo, BeiDou, and …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 8, Issue 2, 2022 · pp. 21–27 Read article
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IoT-enabled Fault Alert Systems for Distribution Transformers: A Comprehensive Survey
Abstract: To improve the efficiency of the power distribution network, this article suggests a novel IoTarchitecture for monitoring and managing distribution system of transformers. The framework entailsinstalling sensors and other devices that capture important operational indicators and transmit theinformation to an IoT platform. A created web application can be used to control transformeroperation using the framework's alerts and commands. Continuous monitoring, prompt notifications,longer transformer lifespan, streamlined troubleshooting, and enhanced customer service …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 9, Issue 1, 2023 · pp. 18–24 Read article
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Securing Internet-of-Things Data in a Healthcare Surveillance Network with a Hybrid Encryption Algorithm
Abstract: IoT-based healthcare solutions are used for remote healthmonitoring and diagnostics to minimize the cost of health careservices. Secure data communication is crucial for treatmentand monitoring. Furthermore, it is vital to safeguard thepatient's information from abuse and data manipulation whileit is in transit because other devices can easily trace it. IoTnetworks have limited CPU capability, memory, and power,making performing the expensive operations required byciphering algorithms challenging. As a result, they require …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 9, Issue 1, 2023 · pp. 25–35 Read article