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650 articles for “Simulation”
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Adaptive Clustering Strategies for 5G-IoT Wireless Sensor Networks: Insights into Neuro-Fuzzy Approaches
Abstract: The new cellular network standard is 5G. The Internet of Things, or IoT, is growing and changing quickly. Massive cellular bandwidth increases brought about by 5G make it much simpler for the Internet of Things to connect many devices. Current LTE networks will be ten times slower than 5G. This increase in speed will allow IoT devices to communicate and share data faster than ever. In this research, we have …
Published in International Journal of Microwave Engineering and Technology · Vol. 11, Issue 1, 2025 · pp. 33–55 Read article
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MATHEMATICAL MODELING OF FLY ASH AND ALCCOFINE PARTIAL REPLACEMENTS OF CEMENT FOR HIGH COMPRESSIVE CONCRETE STRENGTH
Abstract: Mathematical model was applied to monitor the behaviour of partial replacement of cement with alccofine and flyash, alccofine and fly ash was applied to monitor the variation of strength development in different mixed designed, the study applying such concept has observed these two material to generated high strength development more than the normal strength generated applying cement in full dosage, the detailed sources of these substance such as micro finer …
Published in International Journal of Sustainable Building Technology · Vol. 3, Issue 2, 2020 · pp. 38–56 Read article
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Investigation into SITO Split-Range Control System as Alternative Techniques over Ratio Control Strategy on Hydrocyclone
Abstract: The production of Crude Oil from the reservoir and the subsequent processing of the reservoir fluid come with litany of environmental impact issues. This work focuses on the control of the differential pressure ratio of the Hydrocyclone using an alternative scheme. The control of the Hydrocyclone Differential Pressure Ratio is a major determinant of the efficiency of separation. Traditionally, among the various PID Control Strategies, the Ratio Control Method is …
Published in International Journal of Green Chemistry · Vol. 6, Issue 1, 2020 · pp. 5–19 Read article
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Design of a Plug Flow Reactor for Production of Refrigerants from Natural Gas Chlorination
Abstract: The design of a plug flow reactor and distillation column for the production of refrigerants from natural gas chlorination, was aimed at achieving high purity volume percent of Methyl Chloride (CH3Cl) and Methylene Chloride as desired products. Aspen HYSYS software was used to simulate the reactor. The reaction was carried out at a temperature of 3000C and 1atm Pressure, Methane to Chlorine ratio was set at 1.5:1 to favour the …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 7, Issue 2, 2021 · pp. 10–22 Read article
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Enhancing Efficiency Hybrid Power Generation System Using Wind Energy and Solar Energy
Abstract: Hybrid energy system is the mixture of two energy sources for giving power to the load. So that the power can be utilize where it generated so that it will reduce the transmission losses and cost. Cost reduction can be done by increasing the production of the equipment. People should motivate to use the non-conventional energy resources. It is highly safe for the environment as it does not produce any …
Published in International Journal of Electrical Power System and Technology · Vol. 3, Issue 2, 2017 · pp. 12–15 Read article
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Analysis of Buck-Boost DC-DC converter Controlled SPRS using PWMVSI with Voltage and Current Control Techniques
Abstract: Slip power recovery scheme (SPRS) employing semiconductor technology has a considerable role in the progress of variable speed slip ring induction motor drive (SRIMD). SPRS utilizing the various configurations of pulse width modulated (PWM) inverters are current source inverters, voltage source inverters (VSI) with voltage and current control techniques, while the choppers are buck, boost, and buck-boost configurations. The PWMVSI with chopper controller allows the reactive power and speed control …
Published in International Journal of Electrical Power System and Technology · Vol. 8, Issue 1, 2022 · pp. 8–22 Read article
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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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A Microstrip Rat-Race Coupler for Narrow-Band Operation in the X-Band
Abstract: This paper proposes, designs, describes, analyses, and simulates a novel microstrip rat-race coupler for narrow-band operations in the X-band (8 GHz to 12 GHz), namely the 9.5 GHz to 10.3 GHz sub-band. This proposed four-port passive microwave device was realized utilizing microstrip technology with pure copper (lossy) being used as a metal in the conducting layers (transmission and ground plates) and Rogers TMM6 (lossy) being used in the dielectric layer. …
Published in International Journal of Microwave Engineering and Technology · Vol. 7, Issue 1, 2021 · pp. 18–22 Read article
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OFDM Technique for Efficient Image Transmission over Fading Channels for Different Modulation Schemes
Abstract: We propose an OFDM coding scheme for image transmission over wireless fading channels in this paper. OFDM is a digital data modulation technique that splits a single data stream into numerous sub-streams for transmission over multiple channels. We examine the MSE vs SNR of OFDM signals in multipath slowly fading channels in detail. The proposed system uses a rate control algorithm for image coding and an adaptive modulation OFDM system …
Published in International Journal of Microwave Engineering and Technology · Vol. 8, Issue 1, 2022 · pp. 8–13 Read article
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Effects of Introducing Slots in Rectenna
Abstract: Wireless power is turning out to be a promising technology in near future. This would not only be an alternative to batteries and wired supply, but also protect our environment from the harmful effects of batteries. In this paper analysis of introducing slots in the rectenna is studied. An experimental RF energy harvesting system to transmit wireless powers using microwaves is designed and then effects of slot loading on the …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 1, Issue 1, 2015 · pp. 32–38 Read article
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Gain Enhancement of a Filtenna Using Defected Ground Structures Technique
Abstract: This paper presents a compact filtenna with enhanced gain by improving the structural shape of filtenna using defected ground structure(DGS) technique. A filtenna is an integration of a filter and an antenna into a one device. This combination leads to the reduction in the system size, weight cost and complexities. The proposed filtenna consists of a hairpin bandpass filter and a hexagonal-shaped microstrip patch antenna. The filtenna without DGS has …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 3, Issue 1, 2017 · pp. 35–42 Read article
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Calculate the natural frequencies with Cracked for Hybrid Unidirectional Composite Plate
Abstract: A mathematical model was built by using ANSYS (2D, 3D) models and MATLAB to represent composite materials. The natural frequencies were calculated for type of composite plates with of boundary conditions clamped from each edge (CCCC). In the vibration analysis, the finite element and MATLAB results showed there was an increase in the first, second and third natural frequencies by increasing the volumetric fraction of the fiber.In the cracked plate, …
Published in International Journal of Composite Materials and Matrices · Vol. 6, Issue 1, 2020 · pp. 5–16 Read article
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Study the effect of lubrication on hardness in the ring compression test
Abstract: Mild Steel is commonly used to produce automotive parts such as shafts, gears and bearings. This paper focuses on the hardness distribution in the mild steel ring specimen after compress under rigid dies. Three different types of lubricants namely boric acid, Vaseline, grease and dry condition were employed as lubricants and the coefficient of friction corresponding to the lubricant evaluated using standard ‘Ring compression test’. The strain distributions obtained from …
Published in International Journal of Manufacturing and Materials Processing · Vol. 5, Issue 2, 2019 · pp. 18–27 Read article
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A Research Paper on Design Analysis and Manufacturing of Bodyworks
Abstract: To develop a Go-kart body with amazing body design. We consider some of factors which are aesthetics, weight, reducing drag i.e. basic streamlining of body and selection of composite. Our goal is great performance and good aesthetics of vehicle and compact costing while taking consideration of performance. The new design will reduce the drag and improve strength factor with this new design the manufacturing is mould fabrication processed by foam …
Published in International Journal of Manufacturing and Materials Processing · Vol. 6, Issue 1, 2020 · pp. 18–23 Read article
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Computational Analysis of Shockwave–Boundary Layer Interaction at Hypersonic Speeds
Abstract: Successful plan of present-day supersonic and hypersonic vehicles requires a comprehension of the physical stream field structure of shockwave–boundary-layer interactions (SWBLIs) and productive reproduction techniques for their portrayal. The significant focal point of this paper is two-dimensional (2D) hypersonic SBLI as well as stream portrayal and physical properties around SWBLIs; be that as it may, even in ostensibly 2D/axis-symmetric streams, the mean stream measurements might be 3D.The objective of the …
Published in International Journal of Computer Aided Manufacturing · Vol. 5, Issue 2, 2019 · pp. 1–25 Read article
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Numerical Analysis of Energy Absorption Ability of Polygonal Tubes under Crushing
Abstract: Honeycomb panels are used mostly in energy absorption application in engineering fields such as aerospace, transportation and packaging, etc. Honeycomb panels have good stiffness and are weight efficient structures. The honeycomb core consists of cellular cells. The core cell’s geometry of honeycomb affects the energy absorption ability. In this study, the different geometries of individual cell are analysed in tube form. Tubes of different geometries like square, pentagon, hexagon, octagon, …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 7, Issue 1, 2021 · pp. 22–30 Read article
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Structural Analysis of Trolley Body
Abstract: The importance of structural analysis for trolley bodies or other machine bodies is that it serves as afoundation for structural design and determines if a certain structural designwill be able to handleexternal and internal loads and pressures. Generally, the trolleys are used in wide range for manypurposes which carries out the work of carrying loads from one place to another. Analysis for trolleybody is mostly demanded because of the high …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 7, Issue 2, 2021 · pp. 35–46 Read article
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A Performance Evaluation of Transformer, LSTM, and ARIMA Models for LoadForecastinginIndia'sRenewable-RichSmart Grid
Abstract: India is trying to use renewable energy such as solar and wind to produce extreme and unpredictable fluctuations within India's National Smart Grid. These extreme fluctuations create difficulties for traditional load forecasting methods, including Autoregressive Integrated Moving Average (ARIMA) models, to provide stable and efficient operation through the creation of accurate short-term load forecasts. To accomplish this, the research aims to develop high-quality predictive models by comparing three modelling methods: …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 12, Issue 2, 2026 Read article
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Bidirectional DC–DC Converter Design and Control for EV Charging Stations with Grid Support Capability
Abstract: The rapid proliferation of electric vehicles (EVs) has intensified the demand for advanced charging infrastructure capable of delivering reliable, efficient, and grid-aware power management. Conventional unidirectional chargers are inadequate for modern smart-grid applications, as they preclude the utilization of stored battery energy for grid support functions. This paper presents the design, mathematical modeling, and simulation-based validation of a non-isolated bidirectional DC–DC buck–boost converter rated at 20 kW for EV charging …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 12, Issue 1, 2026 Read article
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Right Hand Circularly Polarized Ku-Band Patch Antenna withImproved Axial Ratio Bandwidth for Small Satellite Application
Abstract: This study presents the design and fabrication of a Ku-band patch antenna that achieves right-hand circular polarization (RHCP) with an enhanced axial ratio (AR) bandwidth. The proposed antenna consists of two circular split ring resonators(SRRs) and a T-shaped feedline. To achieve circular polarization, circular split ring resonators were placed symmetrically at both ends of the T-shaped feedline. The proposed antenna has been carefully designed and simulated using the CST Microwave …
Published in International Journal of Microwave Engineering and Technology · Vol. 11, Issue 2, 2025 · pp. 56–63 Read article