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484 articles for “configurations”
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SIMULATION OF THE PERFORMANCE OF PV/T (PV-PCM) SYSTEMS IN TRANSIENT STATE
Abstract: The paper describes the analysis of the thermal performance of a PCM unit attached to a PV panel configuring a PV/T system. Thermal performance has been analyzed from the transient process point of view considering the temperature evolution of the PCM with time dependent on ambient temperature and solar radiation. A specific algorithm for determining the time evolution of the PCM temperature has been developed. The model uses the DERIVE …
Published in Journal of Thermal Engineering and Applications · Vol. 10, Issue 1, 2023 · pp. 1–13 Read article
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Analysis and A.I. Modelling of Parameters of Symmetrical Multistory Building using Non-linear Static Analysis
Abstract: Non-linear static analysis (Push over Analysis) is the emerging field in seismic design of structures.The major drawback of elastic analysis is that the response beyond the linear state is neither linearnor simple extrapolation. Although elastic analysis gives a good indication of the elastic capacity ofstructures, but it cannot account for redistribution of forces during progressive yielding of a structurethat follows and to predict its failure mechanism or detect possible location …
Published in Journal of Construction Engineering, Technology & Management · Vol. 11, Issue 1, 2021 · pp. 1–15 Read article
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Study and Design of Reconfigurable Processor Peripherals using Xilinx Tools
Abstract: AbstractXilinx Platform Studio used in this paper to create a reconfigurable processor system. The Xilinx Embedded Development Kit (EDK) software allows mapping processor of a Microblaze plus several on-chip peripheral bus (OPB) peripherals. The EDK bridges the gap between Hardware (HW) and Software (SW), flows by providing a single HW/SW design environment. Xilinx ISE is to create a top-level design hierarchy. It extends a fully software architecture by generating and …
Published in Journal of Electronic Design Technology · Vol. 9, Issue 1, 2018 · pp. 17–23 Read article
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EBG Technology and Applications; A Review
Abstract: This present paper concentrates on applications of Electromagnetic band gap (EBG) technology that is operating at microwave and sub mm wave frequencies. Some of examples of Electromagnetic band gap configurations in the region of microwave are shown, that includes array antennas, high precision GPS, mobile telephony, wearable antennas and diplexing antennas. A 500 GHz dipole configuration and a novel heterodyne mixer are shown as examples for sub millimeter wave region. …
Published in Journal of Microwave Engineering and Technologies · Vol. 2, Issue 1, 2015 · pp. 21–36 Read article
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A Novel Antenna Design based on a Single UC-PBG Layer of High Gain for Wireless Power Transfer
Abstract: In this study, a brand-new, highly effective antenna design is put forth to provide a directional radiation pattern with a small beam width for wireless power transfer. The proposed antenna is constructed from a cross-shaped patch of square holes. A favorable eclipse is paired with the antenna patch to provide circular polarization-symmetrical radiation. A symmetrical quadrature stare-shaped unit cell has a uniform compact photonic bandgap layer (UC-PBG) on top of …
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 3, 2022 · pp. 8–19 Read article
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A Comparative Analysis of Various Flipped Voltage Follower Cells
Abstract: Flipped voltage follower (FVF) cell is used for designing low-voltage/low-power analog circuits. It can operate with a single supply voltage, less than the sum of the threshold voltages of a PMOS and NMOS transistor. The three different configurations of the FVF cell namely conventional FVF, FVF using level shifter (FVFLS) and FVF using bulk driven technique (FVFBD) are presented. Various parameters such as input/output swing, gain, bandwidth and power dissipation …
Published in Journal of Microelectronics and Solid State Devices · Vol. 4, Issue 2, 2017 · pp. 1–8 Read article
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System facilitating a person with provision of having either to play Animated football match or to eat fish or to simply relax at Home
Abstract: The article presents a concept of designing a system facilitating a person with provision of having either to play Animated Football match or to eat fish or to simply relax at Home. At the design part, The Animated Football match, Fish shape configuration & Home shape configurations are created at TURBO C++ using the concept of Computer Graphics. The person is also using Multiplexer Circuit as a “Selector” where in …
Published in Journal of Microelectronics and Solid State Devices · Vol. 9, Issue 3, 2022 · pp. 40–49 Read article
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Criticality Verification for Open Pool storage of MTR Spent fuel Elements using MCNP5 Code
Abstract: Abstract:This study aims to verifying the nuclear criticality criteria in spent fuel repository. The repository is an open pool type that is used temporary to store the spent fuel elements removed from the core of 22 MW power of open pool research reactor. The repository could receive up to 800 of spent fuel elements of material testing reactor (MTR) type. Arrangement configuration of spent fuel elements in the repository must …
Published in Journal of Nuclear Engineering & Technology · Vol. 10, Issue 2, 2020 · pp. 26–30 Read article
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PFC-BL-CSC Converter Fed Sensorless BLDC Motor Drive
Abstract: BLDC motors drives have gained importance due to power quality improvements and high efficiency. In low and medium power applications, it is mostly preferred. The speed control and power factor correction of the BLDC motor drive is achieved using a PFC converter. Here a bridgeless CSC converter is used. This configuration has numbers of advantages over other configurations of the converter. In this paper, position sensing is done based on …
Published in Journal of Power Electronics and Power Systems · Vol. 9, Issue 1, 2019 · pp. 27–33 Read article
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A Computer-based Monitoring and Controlling System for PV-Wind Generator-Battery System
Abstract: Various types and configurations of renewable energy system (RES) have been covered lately in many researches, one of which is PV-wind generator-battery. For the sake of system evaluation, a data acquisition mechanism is needed, particularly for system monitoring and controlling. This paper will describe about preliminary research on a PC-based monitoring and controlling system for PV-wind generator-battery configuration. Monitoring parameters are voltage and current of PV-wind generator, battery, and load. …
Published in Journal of Power Electronics and Power Systems · Vol. 2, Issue 2, 2012 · pp. 11–19 Read article
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Revamp of Feed Preheat Network Using Aspen Hysys in a Kero Hydro-Desulphurization Unit
Abstract: The paper is based on the revamp of feed preheat network in a Kero hydro-desulphurization unit. This revamp is beneficial as it does not require additional equipment to raise the feed temperature. Desulphurization of crude is a catalytic process used in oil and gas refining industry to remove sulphur content from refined petroleum products. Previously, feed was charged from the crude distillation unit at 103°C. Due to envisaged changes, the …
Published in Journal of Petroleum Engineering & Technology · Vol. 7, Issue 2, 2017 · pp. 29–38 Read article
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Dynamic Analysis of the Proposed Bi-directional Converter for Charging and Discharging Operation
Abstract: AbstractThis paper proposes a fifth order bi-directional converter configuration with low current ripple on either side as well as good voltage conversion range having only three switches. This converter is implemented for load power levelling between a DC grid and secondary batteries. A comparative study of proposed topology with widely used bi-directional converter configurations is made and relative merits and demerits are pointed out. With state-space and discrete-time modelling techniques, …
Published in Journal of Semiconductor Devices and Circuits · Vol. 4, Issue 2, 2017 · pp. 41–51 Read article
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Comparative Study of Seismic Performance of Conventional Tube Structures and Diagrid Structure
Abstract: AbstractConstruction of tall building is rapidly increasing throughout the world. Advances in construction technology, structural systems, analysis and design software facilitated the growth of the buildings. Recently, the diagrid structural system has been widely used for tall buildings due to the structural efficiency and aesthetic potential provided by the unique geometric configuration of the system. The “diagrid” is a combination of the two words i.e. diagonal and grid which form …
Published in Journal of Structural Engineering and Management · Vol. 5, Issue 1, 2018 · pp. 32–38 Read article
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Integrated Missed Call Alert Server Implementation
Abstract: For an organization with its own private branch exchange, the users may be sometimes out of the coverage area or the mobile device may be switched off. No user must miss information while he is away from the network. Hence the paper aims at installation and configuration of Missed call alert Server (MCA), which helps in improving call efficiency. The notification of the missed calls including the details in the …
Published in Journal of Telecommunication, Switching Systems and Networks · Vol. 8, Issue 2, 2021 · pp. 12–26 Read article
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Effect Of Different Shapes Of Air Diffusers On Removal Of Chemical Oxygen Demand Of Wastewater In Activated Sludge Process
Abstract: AbstractOne of the challenges faced in activated sludge process is the low solubility of oxygen in wastewater, affecting the microbial activity due to mass transfer limitations and ultimately hampering the effluent quality. To overcome this limitation various types of diffusers have been in use but the configuration in which the aerators must be placed is still an open question. A series of experiments were conducted using different shapes of diffuser …
Published in Journal of Water Resource Engineering and Management · Vol. 7, Issue 2, 2020 · pp. 9–14 Read article
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Computational Investigation of Drag Reduction by means of Two-Dimensional Roughness Element on the Suction Surface of an Airfoil
Abstract: Computational investigation carried out to the effects of a two-dimensional roughness element placed on the suction surface of a zero camber airfoil of 1 m chord on its performance is presented. The roughness element was placed on suction surface of the airfoil at a distance of 30% from the leading edge of the airfoil. The roughness element was in the form of a wire. The diameter of the wire was …
Published in Recent Trends in Fluid Mechanics · Vol. 9, Issue 3, 2022 · pp. 12–26 Read article
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A New Nine Level Hybrid Multilevel Inverter
Abstract: Multilevel inverters (MLI’s) have been used widely for high power and medium power DC-AC conversion. Researchers are working to reduce total effective cost and enhance the working efficiency of the multilevel inverter. This paper presents a new multilevel hybrid inverter which utilizes eight active powers electronics switches along with asymmetric DC voltage source configuration to synthesize 9-level waveform and produces lower total harmonic distortion (THD) profile comparisons to present typical …
Published in Trends in Electrical Engineering · Vol. 6, Issue 1, 2016 · pp. 17–25 Read article
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USING DIFFERENT END CONDITIONS EXPERIMENTAL AND THEORETICAL ANALYSIS FOR VIBRATIONAL PROPERTIES OF NATURAL FIBER COMPOSITES BEAM
Abstract: The today’s research trend in composite is for the development of composite with natural fibre instead of synthetic fibre. It is because of properties like low cost, light weight, bio-degradability, ease to manufacture and low impact on environment. It becomes necessary to study the vibrational behaviour of composite in addition to mechanical strength and chemical properties for effective utilization in real world applications as they subjected to many types of …
Published in Trends in Machine design · Vol. 5, Issue 2, 2018 · pp. 34–41 Read article
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Comparative Analysis of Forward and Backward Auxiliary Selective ASE Pumping for L-Band EDFA
Abstract: ABSTRACT An exhaustive quantitative and comparative study of eight DWDM EDFA amplifier configurations has been conducted using Selective Wavelength Auxiliary Pumping (SWAP) by Forward Amplified Spontaneous Emission (FASE) and Backward ASE (BASE) pumping schemes for L-band signal gain enhancement and noise figure (NF) improvement. 31 dB gain and 5.19 dB NF at 1570 nm can be achieved using suggested optimum pumping configuration in L-band EDFA. The proposed design model can …
Published in Trends in Opto-electro & Optical Communication · Vol. 2, Issue 3, 2012 · pp. 17–30 Read article
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Automatic Room Light ON/OFF Control using Arduino
Abstract: The concept and construction of an automatic room light ON/OFF control utilising an Arduino and a PIR sensor are presented in this research article. When a person enters the room, the system is programmed to turn on the lights, and when the room is empty, it is programmed to turn them off. The device uses a Passive Infrared (PIR) sensor and an Arduino microcontroller to detect the presence of a …
Published in Trends in Opto-electro & Optical Communication · Vol. 13, Issue 1, 2023 · pp. 27–32 Read article