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379 articles for “losses”
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A Compact Sector-slotted Circular shaped Filtenna with Enhanced bandwidth
Abstract: This paper presents the designing, simulation and fabrication of a compact Sector-slotted circular shaped filtenna. A Filtenna is designed by integrating the two-pole Butterworth Bandpass filter and the sector-slotted circular shaped patch antenna. This combination of filter and antenna results into compactness of the microwave components and also enhancing the overall performance of the system. The Sector-slotted circular shaped patch antenna is substituted on second port and second resonator. A …
Published in International Journal of Microwave Engineering and Technology · Vol. 3, Issue 2, 2017 · pp. 7–13 Read article
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Aggrandize of Microstrip Antenna Parameters with Metamaterial and Varactor Diode for Application of Reconfigurable Antenna
Abstract: Abstract –In this paper , a new matametrial structure (MTM) implemented in microstrip transmission line configuration is proposed and its parameters like return loss, gain and bandwidth are analyzed. Hence a metamaterial structure of “wired and Interconnected Rings” is designed such that it exhibits negative permittivity and negative permeability at the same frequency as that of inset fed rectangular microstrip patch antenna. Here NRW parameters are used to verify negative …
Published in International Journal of Microwave Engineering and Technology · Vol. 3, Issue 2, 2017 · pp. 41–49 Read article
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Design and Analysis of S-Band Microstrip Patch Antenna by Using Tunable Metamaterial
Abstract: In this article, we study about the new approach of tunable metamaterials and design a suitable structure for a patch antenna for S-band in which we are compare the return loss, directivity and the gain of the antenna. All results of the simulation are done by CST Microwave studio simulation software.
Published in International Journal of Microwave Engineering and Technology · Vol. 4, Issue 1, 2018 · pp. 1–5 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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Dual Substrate Shorted Microstrip Patch Antenna for Bandwidth Enhancement and RF Energy Harvesting Application
Abstract: ABSTRACT In this study, a dual substrate shorted microstrip patch antenna is designed for RF Energy Harvesting Application. The proposed antenna covers signals between 2200-2300 MHz frequencies, area of the proposed antenna is compact. The proposed dual substrate patch antenna is loaded on FR-4 lossy substrate with thickness of 1.6 mm. The defected ground structure with square slots and increasing the height of the substrate are used for increasing the …
Published in International Journal of Microwave Engineering and Technology · Vol. 4, Issue 2, 2018 · pp. 1–5 Read article
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A Close-Packed Tri-Band Multi- Input Multi- Output Antenna System With DGS
Abstract: ABSTRACTIn this manuscript, A Close-packed tri-band multi input multi output antenna system with defective Ground structure for Electronic countermeasure application is proposed. Two monopoles are placed on the one end of the PCB and spaced 10mm apart. Near field of two identical monopoles creates mutual coupling that is reduced by placing metal strip (2x19) mm2 on the ground plane. The Projected Wang-formed DGS (Defective Ground Structure) of size (20x16) mm2 …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 2, 2019 · pp. 1–7 Read article
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Dual Band Integrated Elliptical Slot Microstrip Patch Antenna for RF Energy Harvesting
Abstract: ABSTRACTIn this paper, a dual band microstrip patch antenna is designed for Radio Frequency Energy Harvesting (RFEH) applications. The proposed antenna covers signals from 2300 MHz to 2400 MHz and 2450 MHz to 2550 MHz. The proposed dual band patch antenna is loaded on FR-4 lossy substrate with thickness of 1.6 mm. The elliptical circle and stubs are integrated on the radiating patch which is used for increasing the resonating …
Published in International Journal of Microwave Engineering and Technology · Vol. 5, Issue 2, 2019 · pp. 13–20 Read article
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A Wide Band and High Bandwidth Microstrip Patch Antenna for WLAN Applications
Abstract: ABSTRACTThe patch antenna is one of the most important and usually type of RF antenna. It is widely used on its own, and it is also incorporated into lots of different RF antenna layout where it forms the driven elements for the antenna. In this paper, an attempt has been made to analyse a proposed broad band and high band width microstrip patch antenna for WLAN applications. The proposed antenna …
Published in International Journal of Microwave Engineering and Technology · Vol. 6, Issue 1, 2020 · pp. 14–17 Read article
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Arduino Based Traffic Light Control System Using NRF Module
Abstract: ABSTRACTTraffic congestion is a major problem for any contemporary major city. Transportation systems are heavily burdened due to traffic congestion. A major impact of slow moving traffic is the danger posed to critical vehicles like an ambulance as it can cause loss of human capital to any country. A possible solution is to automate the traffic signal controlling mechanism by allowing real time monitoring. Such an approach is expected to …
Published in International Journal of Microwave Engineering and Technology · Vol. 6, Issue 1, 2020 · pp. 27–31 Read article
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Miniature Metamaterial Antenna for Microwave Imaging Application
Abstract: The work represented in the paper proposes a miniature Metamaterial (MTM) antenna using Split Ring Resonator (SRR) for Microwave Imaging applications. This SRR is fed using a single microstrip line. For structure optimization, parametric study is exploited, which helps in obtaining impedance bandwidth over the UWB frequency range (3.1 to 9.9 GHz). Entire structure is built on a FR-4 (εr = 4.3) Glass Epoxy substrate of dimensions of 13*12*1.6 mm. …
Published in International Journal of Microwave Engineering and Technology · Vol. 6, Issue 2, 2020 · pp. 18–25 Read article
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HYBRID PV-TEG SYSTEM TO IMPROVE PERFORMANCE
Abstract: The use of Peltier cells as a system to use residual hot generated by photovoltaic panels while working is seen as a solution to the loss of performance in them because of the hot previously mentioned. At the same time it favors the production of electric energy because of the Seebeck effect. To determine the viability of a hybrid system photovoltaic panel and Peltier cell assembly it is essential to …
Published in International Journal of Microwave Engineering and Technology · Vol. 7, Issue 2, 2021 · pp. 26–42 Read article
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Single Phase Multistring Multilevel Inverter Topology for Distributed Energy Applications
Abstract: Distributed energy resources systems are little scale power generation used to give substitute arrangement or extra improvement of customary traditional electric power system. This paper is mostly focused on Single phase multilevel inverter for Distributed Energy Resources. The aim of this paper is to reduce switches with increase in multilevel outputs which intrinsically reduces the cost and harmonics. Seven level inverter requires six switches and thirteen level inverter requires 8 …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 1, Issue 2, 2015 · pp. 25–36 Read article
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Transient Analysis of self excited Induction generator with ELC
Abstract: — Fast depletion of fossil fuels has drawn attention towards the use of nonconventional energy sources like wind, biomass, tidal/wave, and small hydro potential. In remote locations, harnessing of electrical energy from such local resources can be cheaper and easier compared to grid connection, which involves long transmission lines and associated losses. A micro-hydro system using natural hydro potential with minimal civil works is a strong candidate in this race. …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 2, Issue 2, 2016 · pp. 13–18 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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Competitive Analysis for the Improvement of Power Factor using Zeta Converter and SEPIC Converter for BLDC Motor
Abstract: In this paper, we studied the competitive analysis for the improvement of power factor using zeta converter and SEPIC converter for BLDC motor by reducing the configuration of sensor. For the low power factor application, here we can control the speed of motor by varying the voltage of inverter by giving the feedback of BLDC motor drive. A low frequency is used for electromagnetic communication of the motor which reduce …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 5, Issue 1, 2019 · pp. 28–35 Read article
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Study of Modeling and Simulations of Permanent Magnet Synchronous Motor
Abstract: The modeling of permanent magnet synchronous motor field-oriented control is used for the operationof the drive. The simulation includes all realistic components of the system. This enables the calculationof currents and voltages in different parts of the inverter and motor under transient and steadyconditions. The losses in different parts are calculated, facilitating the design of the inverter. Closedloop control system with a proportional integral (PI) controller in the speed loop …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 7, Issue 1, 2021 · pp. 29–37 Read article
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Blackout Prevention Methodologies: A Burning Topic of Research
Abstract: Black out means complete shutdown of electrical network due to some circumstances. A large scale power failure or power outage for a certain amount of time happens due to blackout. Black out is a huge threat for power system engineers since it cause huge obstacle and financial losses in human life and utilities. So, blackout must be prevented for the welfare of human and society. Therefore, black out prevention methodologies …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 7, Issue 2, 2021 · pp. 13–19 Read article
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Automation Process for Power Management in Stand-Alone Photovoltaic System
Abstract: This paper is focused to the development of an automation process for managing the energy generated by stand-alone photovoltaic installations. The work not only includes the study and analysis of the proposed method, but also the design and manufacturing of a prototype that controls the process of energy transfer from the PV array to the load circuit. The design has been specifically developed for a dual inverter configuration that uses …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 8, Issue 2, 2022 · pp. 1–16 Read article
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Efficient Control Strategies for Multiphase Interleaved Boost Converter in Photovoltaic Systems: A Modeling and Simulation Approach
Abstract: The main goal of this project is to create a Multiphase Interleaved boost converter with a solar module using the Maximum Power Point Tracking (MPPT) technique. Thus, the PV module is first examined in MATLAB with SIMULINK software. Just one diode here, a photovoltaic model is applied. The two environmental factors that have the biggest impact on PV cell properties are temperature and solar radiation. A three-phase interleaved boost converter …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 9, Issue 2, 2023 · pp. 29–48 Read article
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A Star Shape Wideband Antenna for Microwave Energy Harvesting
Abstract: The paper proposes a Wideband star shape Microstrip Antenna, with particularly intended to wide bandwidth, small size for utilizing in microwave energy harvesting system. The antenna simulated with half ground is having a lower VSWR (Voltage Standing Wave Ratio) of 1.1 at a design frequency of 3.55 GHz, and a 2:1 VSWR bandwidth of 3.267GHz achieved. The structure of antenna is finally decided after analyzing various dimensional effects on bandwidth, …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 1, Issue 1, 2015 · pp. 27–31 Read article