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1211 articles for “well-being”
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Solar Based Smart Irrigation System Using NodeMCU and IoT
Abstract: Power and water resources are not sufficient in the current situation to meet the needs of the farmer, because they are not efficient at juggling several demands, such as the availability of water, energy sources, and timely soil profile monitoring. Traditionally used irrigation systems are proving to be less ineffective. We created a system to monitor the condition of soil using sensors connected to Node MCU, taking advantage of this …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 8, Issue 2, 2022 · pp. 1–8 Read article
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Reduced the size of RectangularMicrostrip patch Antenna by Using Double Sided Metamaterial
Abstract: This paper, present the design of double sided metamaterial which reduces the size of Rectangular Microstrip patch antenna. First of all, design the Rectangular Microstrip patch antenna(RMPA) then simulate it with and without metameterial. Without Metamaterial, Rectangular Microstrip patch antenna, is resonate at 5.54 Ghz and its gain is 1.79db , directivity is 4.81dBi and its total efficiency is 30% and with Metamaterial RMPA is resonate at frequency is 2.24 …
Published in International Journal of Microwave Engineering and Technology · Vol. 2, Issue 2, 2016 · pp. 28–34 Read article
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DESIGN OF HIGH PERFORMANCE WIDE BAND COMPACT BRANCH LINE COUPLER USING PCB TECHNOLOGY
Abstract: This paper comprises designing of a wide band Branch Line Coupler by using PCB technology. The size is greatly reduced by using only patch on substrate without ground. The proposed designed coupler is working for 0-3 GHz frequency. The main concern of this paper to design and fabricate a compact branch line coupler with high performance and measured values well matched with simulation. The simulation can be achieved by using …
Published in International Journal of Microwave Engineering and Technology · Vol. 3, Issue 1, 2017 · pp. 6–10 Read article
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An Efficient Ultra-Wideband Bow-Tie Antenna
Abstract: In this paper, we design and analysis the result of the bow tie antenna with ground slotting. The entire dimensions of the bow tie antenna are 25mm × 32mm. The proposed antenna is suitable for WLAN 3/4.5/5 GHz bands. Antenna is simulated using high frequency structure simulator (HFSS) V.13 which is based on finite element modeling (FEM). The antenna characteristics such as return loss, radiation pattern and VSWR of the …
Published in International Journal of Microwave Engineering and Technology · Vol. 4, Issue 1, 2018 · pp. 6–10 Read article
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A Wideband 3dB Hybrid Coupler for Operations in the C-band
Abstract: This study proposes and describes a novel wideband 3 dB directional coupler operating in the C-band (4–8 GHz). The proposed design was developed using microstrip technology with alumina being used as the dielectric, with a bandwidth of approximately 7 GHz (2–9 GHz), making it in theory, suitable for applications in the X-band (8–12 GHz) and L-band (1–2 GHz) as well. The increase in operational bandwidth was obtained by utilizing two …
Published in International Journal of Microwave Engineering and Technology · Vol. 4, Issue 2, 2018 · pp. 15–18 Read article
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Quad-Band L-Shaped Slots Integrated Microstrip Patch Antenna for Radio Frequency Energy Harvesting Applications
Abstract: This study presents an L-shaped slots integrated Microstrip antenna for Radio frequency (RF) energy harvesting applications. It is designed on FR-4 Epoxy substrate material with the coverage of four bands (GSM-900, GSM-1800 Wi-Fi sources 2400, and 3300MHz frequency band allocated for WiMAX applications) of cellular communication. The proposed L-shaped slots antenna consists of four symmetric/asymmetric stubs and four symmetric L-shaped slots. L-shaped slots are integrated inside a square patch of …
Published in International Journal of Microwave Engineering and Technology · Vol. 4, Issue 2, 2018 · pp. 6–14 Read article
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Design and Analysis of Microstrip Filtenna for 2.4 GHz Applications and Measurement of SAR over Human Head Model
Abstract: ABSTRACTMultifunctional ability of modern devices leads to wideband frequency characteristics. A microstrip antenna is a considerable narrowband antenna and a method to increase its bandwidth as well as adding filtering property is studied. In this study models are developed for 2.4 GHz band applications using filtering antenna concept that increases the bandwidth of the antenna and allows it to work as a filter to improve its frequency selectivity. In the …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 2, 2019 · pp. 30–42 Read article
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Gain Enhancement with Microstrip Patch Antenna Array and Slot
Abstract: ABSTRACTIn this study, a microstrip fed patch antenna array for application in the ISM band was implemented using the HFSS software. A slot antenna array was designed with the purpose of gain enhancement as well as reduction of return loss. There is some fluctuations from the desired design frequency due to some designing error and some imperfection in the impedance matching at the feeding point which can be further be …
Published in International Journal of Microwave Engineering and Technology · Vol. 6, Issue 1, 2020 · pp. 18–26 Read article
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Use of Machine Learning Algorithms in Power System Load Forecasting: A review
Abstract: The electrical load forecasting has become one of the most important fields of research for secured, efficient, accurate, reliable power dispatch and management. The main aim of load demand forecasting is to predict the load demand for accurate generation scheduling, system security and economic dispatch of load at any time. Many Authors have done research on the evaluation of load forecasting methods, to improve the accuracy of prediction. In load …
Published in International Journal of Microwave Engineering and Technology · Vol. 7, Issue 1, 2021 · pp. 23–30 Read article
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Stretchable Antennas for Next Generation Communication Systems
Abstract: Due of its extensive applications in fields such as biomedical applications and wearable devices, the internet of things, and 5G applications, demand for flexible wireless communication systems is expanding. Flexible wireless communication necessitates stretchable antennas. Flexible electronic devices has many advantages like easy portability, light in weight and use of ecofriendly materials. The popularity of flexible electronic devices is due to these properties. The selection of flexible or stretchable antenna …
Published in International Journal of Microwave Engineering and Technology · Vol. 8, Issue 1, 2022 · pp. 41–46 Read article
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An Overview of Faults and Health Monitoring Estimation of Solar Photovoltaic Power Generation
Abstract: The demand of electricity has increased rapidly due to its need in daily as well as industrial applications. The conventional sources of energy are not suitable for environment because of its disadvantages like green house gas effect, pollution, scarcity of reversed sources etc. Therefore focus is on utilization of renewable energy sources. The solar power generation is one of an important method among other. The health monitoring is a considerable …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 2, Issue 2, 2016 · pp. 19–23 Read article
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Design and Enhanced the Parameters of Wide Band Miniaturized Wilkinson Power Divider
Abstract: In this paper a wide band Wilkinson power divider is designed and proposed by using innovative technique i.e. using patch on substrate without ground and size can be largely reduced by using lumped element i.e. resistance (100 Ω). The main focus on this power divider is very compact as much as possible in size and also power is equally divided. This Wilkinson power divider is working at resonant frequency 0-300MHz. …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 3, Issue 1, 2017 · pp. 1–5 Read article
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Multifunctional Shunt Hybrid Power Filter and Thyristor Controlled Reactor for Distributed Generation Integration and Power Quality Improvement
Abstract: This project presents a multifunctional PV fed SHPF-TCR compensator for achieving maximum benefits from these grid-interfacing inverters. The inverter is controlled to perform as a multi-function device by incorporating active power filter functionality. An inverter can be used as power converter to insert the power created from RES to the grid, and shunt APF to reimburse load current harmonics. A SHPF-TCR compensator of a TCR and a SHPF has been …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 3, Issue 2, 2017 · pp. 13–25 Read article
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Transformer-Less Dynamic Voltage Restorer Employing an Asymmetrical Seven-Level Inverter with Reduced Number of Switches for Improving Power Quality
Abstract: In modern power system, power quality is one of the major concerns. It has become important, especially with the introduction of smart grid, grid-connected renewable energy systems and sophisticated devices, whose performance is very sensitive to the quality of power supply that results in a failure of end-use equipment. One of the major power quality disturbance dealt here is the voltage sag. To solve this problem, custom power devices are …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 4, Issue 1, 2018 · pp. 31–38 Read article
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A Review on Bacterial Foraging Optimization
Abstract: Bacterial foraging optimization algorithm (BFOA) is based on the social and cooperative behaviour found in nature. Bacteria look for nutrients in nature in an optimized manner such that it improves its nutrient level as well as it also helps other bacteria to find the nutrient by attracting them towards the food bacteria are looking for nutrients so that the energy extracted per unit time is maximized. Through sending signals, individual …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 5, Issue 2, 2019 · pp. 19–29 Read article
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GSM Based Home Automation, Security and Billing System
Abstract: In past few years, Industrial, home automation and remote control and monitoring systemshave seen a rapid growth in terms of technology. This proposal gives a review of these systemsbased on existing technologies; the paper illustrates the working of GSM (Global System formobile communication). As the GSM technologies, growing faster day by day. In this proposalwe are building a home automation system, where one can control the home appliances, usingthe simple …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 6, Issue 1, 2020 · pp. 22–28 Read article
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Design and Implementation of a Smart Surveillance and Automation System for Patients
Abstract: Patient negligence and harassment have become a common phenomenon now-a-days. To reduce this incident “Smart Surveillance and Automation system for patient” have been built. The system’s aim is to provide the patient security while maintain the patient’s privacy as well as provide an automated bed at a cheap price. This surveillance system starts recording once it detects a face and it also has a facial expression recognition system installed that …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 6, Issue 2, 2020 · pp. 9–17 Read article
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Efficient Energy Conservation from Transport Vehicle to Utility Load
Abstract: This report portrays another strategy to produce power from a vehicle and sunlight based chargers to use for a utility burden. The remainder with which we are left in the division of traditional wellsprings of energy isn't so sumptuous for one to have a good time on this advanced planet. Thus, it's the excellent obligation of each and every individual specialist to clear an elective way for inventive age of …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 8, Issue 1, 2022 Read article
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Power Factor Improvement in Single Phase System Using Active Front End Converter
Abstract: There are some major drawbacks of conventional front end converter like low power factor and high harmonic content. Hence, there is a continuous need for power factor improvement and reduction of line current harmonics. Development of new circuit topologies and control strategies for Power Factor Correction (PFC) and harmonic reduction has become still more essential with the introduction of strong technical IEC standards. This work is based on the difference …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 8, Issue 2, 2022 · pp. 24–34 Read article
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Renewable Energy Revolution: Hybrid PV and Wind Power Generation
Abstract: Considering connectivity is not economically viable nor supported by the key players, accessing the rural population without electricity is currently not conceivable through grid extension. Furthermore, conventional energy options, such as fuel-based systems, are gradually being dropped from the agendas for rural development due to the rise in oil costs and the intolerable effects of this energy source on both consumers and the environment. The most effective method to provide …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 9, Issue 1, 2023 · pp. 1–7 Read article