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144 articles for “Soft max”
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Thermal Behavior and Insulation Strategies for Li-FeS₂ Thermal Batteries: An ANSYS Simulation Study
Abstract: Thermal batteries are special electrochemical systems in which a great amount of energy is delivered during a relatively short period of time. The holding time of the thermal battery's working temperature and cell temperature define its discharge life. Thermal batteries have their advantages comparing other type of batteries, so they are used for several purposes including military field. Thermal batteries usually operate in the internal temperature range of 400 to …
Published in Journal of Thermal Engineering and Applications · Vol. 11, Issue 3, 2024 · pp. 45–52 Read article
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Design and Analysis of a Solar-Wind Hybrid System
Abstract: Renewable energy sources like wind and solar energies can be combined to increase the totalpower generation and thereby increase the efficiency of the system. The combination alsoprovides a means to overcome the intermittent nature of the solar and wind renewable energysources, since one source can be used for power generation when the other is not available.AC-DC converters are used to convert the alternating voltage of the wind generator to aconstant …
Published in Journal of Power Electronics and Power Systems · Vol. 10, Issue 1, 2020 · pp. 1–8 Read article
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To analyze performance of Wind/Battery Hybrid Power System using Different MPPT Techniques
Abstract: Where traditional power generation is not feasible, renewable energy sources have become a popular alternative electrical energy source. The output of photovoltaic and wind electricity has expanded dramatically in recent years. We suggested a hybrid energy system in this study that uses both solar panels and wind turbine parameters to generate electrical power and supply it to a power grid station. Maximum power point tracking is achieved using two control …
Published in Current Trends in Signal Processing · Vol. 11, Issue 3, 2021 · pp. 15–27 Read article
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STUDY OF EFFECT OF SSI ON SEISMIC RESPONSE OF AN IRREGULAR RC STRUCTURE ON SLOPING GROUND AND ITS RESPONSE CONTROL BY USING BRACINGS
Abstract: Structures located on sloping terrain surface are more susceptible to earthquake because of uneven plan and elevation irregularities. Lately, high-rise buildings have been design with various plan and elevation irregularities to elevate their visual aesthetics. In the most of cases, the structural analysis under an earthquake load has been done without considering the effect of soil-structure interaction (SSI), thereby it may not reflect the actual seismic response of the structures. …
Published in Recent Trends in Civil Engineering & Technology · Vol. 13, Issue 3, 2023 · pp. 39–51 Read article
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Optimized High Performance Characteristics of a Designed 1553 nm Wideband Travelling Wave Semiconductor Optical Amplifier
Abstract: AbstractIn this work, the performance characteristics of a designed 1553 nm Wideband Travelling Wave Semiconductor Optical Amplifier are presented. A high performance of the designed wideband SOA is obtained and analyzed with the optimized values of injection current, optical confinement factor, input power and active length. A maximum gain of 30.16 dB and minimum noise figure of 4.48 dB is obtained for 200 mA injection current, 0.33 optical confinement factor …
Published in Trends in Opto-electro & Optical Communication · Vol. 4, Issue 3, 2014 · pp. 32–39 Read article
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Tracking of Maximum Power Point for SPV Systems
Abstract: AbstractThis paper presents the optimization algorithm based maximum power point tracking techniques. Optimization of output of shaded and un-shaded photovoltaic array under either it is static or dynamic whether condition is the primary goal of each MPPT techniques. There are various aspects of each MPPT techniques such as cost effectiveness, simplicity of hardware and software, its implementation, requirement of sensor, level of popularity, level of accuracy and its convergence speed. …
Published in Journal of Semiconductor Devices and Circuits · Vol. 6, Issue 3, 2019 · pp. 33–45 Read article
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Design and Implementation of a Four-Port DC to DC Converter for a Hybrid Energy System
Abstract: A four-port DC-DC converter has been developed for integrating a hybrid energy from renewable sources system into an AC microgrid. This converter is particularly suitable for AC microgrid applications that require system-level power management. It boasts a straightforward design, making it effective for interfacing sources with varying voltage and current characteristics. The converter is created to connect a battery bank, a photovoltaic (PV) panel, a wind turbine, and an inverter, …
Published in International Journal of Electro-Mechanics and Material Behaviour · Vol. 2, Issue 2, 2024 · pp. 47–60 Read article
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Development of a Soft Computing-Based Island Detection System and Performance Analysis
Abstract: There has been an overestimation of the global energy consumption in the last few years. Distributed Generators are being propelled forward by the motivation provided by the absence of suitable transmission capacity, exaggerated transmission and distribution mishaps, and the release of power marketing (DGs). It's a distributed age unit (DG slash hack expansion) and regional units linked to distribution that power the system, which has yet to have hundreds of …
Published in Journal of Semiconductor Devices and Circuits · Vol. 8, Issue 3, 2021 · pp. 1–15 Read article
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Pothole Detection utilising Machine Learning: A Review
Abstract: Potholes must be found and fixed quickly in order to maintain infrastructure, maximize transportation systems, and guarantee road safety. Using the Sequential API and the Keras library, this study presents a neural network model for pothole detection. Convolutional layers with ReLU activation, global average pooling, dense layers with dropout, and softmax activation for binary classification make up the model architecture. Image loading, resizing, array conversion, labeling, shuffling, normalization, and one-hot …
Published in Journal of Control & Instrumentation · Vol. 16, Issue 1, 2025 · pp. 35–43 Read article
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Numerical and Experimental Modal Analysis of Square Sheets of Low Carbon Steel Under Different Boundary Conditions
Abstract: Dynamic analysis of square plates has been a subject of fundamental research interest over several decades. In these analyses, several dynamic aspects such as modal frequencies, occurrence of harmonics, mode shapes, displacement pattern of position vector, location of maximum displacement and damping characteristics are studied which provide critical inputs for structural design engineers. In this paper, a detailed modal analysis (both modal frequencies and mode shapes) of low carbon steel …
Published in Journal of Experimental & Applied Mechanics · Vol. 14, Issue 2, 2023 · pp. 15–22 Read article
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Maximizing Flow and Ensuring Leak Tightness Through Design and Development of a Unidirectional Check Valve
Abstract: The check valve market, valued at USD 6.5 billion in 2024, is expected to grow at a 4.1% CAGR. Challenges in valve seat materials, particularly SS304 and PTFE (Teflon), contribute to a 0.5% leak rate, which leads to helium gas loss, reduced efficiency, and higher operational costs. While various sealing techniques, including hard-on-soft methods, have been explored, few have been applied to poppet check valves. This study focuses on improving …
Published in International Journal of Industrial and Product Design Engineering · Vol. 2, Issue 2, 2024 · pp. 10–18 Read article
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Design and Simulation of Solar Powered Semi-Automatic Grass Cutter
Abstract: The maintenance of large area of grass lawns has always been a tedious task considering continuous human labour and long hours of work. Inorder to reduce the fatigue human work a novel design of automated grass cutting machine powered with a solar panel is designed and simulated for remote operated functioning. The mechanism works with the skeletal frame of a normal grass cutting machine face lifted with ultrasonic sensor for …
Published in International Journal of Energy and Thermal Applications · Vol. 4, Issue 1, 2026 · pp. 17–24 Read article
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Wavelets-based Denoising by Optimizing Polynomial Threshold Function
Abstract: In this paper, a wavelets-based technique for denoising of one-dimensional signals is proposed which employs artificial bee colony (ABC) algorithm for optimizing a new polynomial threshold function. The coefficients of the threshold function are optimized dynamically to maximize the output signal to noise ratio (SNR). ABC algorithm calculates the coefficients for maximum output SNR. The proposed technique is tested for three artificial signals, namely blocks, bumps and Doppler signals. Additive …
Published in Current Trends in Signal Processing · Vol. 4, Issue 2, 2014 · pp. 11–23 Read article
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Compact MIMO Antenna Array based on Koch Fractal Metamaterial for 5G Applications
Abstract: In this paper, a design of a printed MIMO antenna array for 5G applications is proposed based on low profile structure. Thus, the antenna element is designed as a printed mender monopole with a partial ground plane. The partial ground plane is proposed to realize bandwidth enhancements through etching rectangular slots in the antenna back panel. It is found that such antenna shows two frequency bands, S11<-10dB, from 3 GHz …
Published in Journal of Microwave Engineering and Technologies · Vol. 9, Issue 3, 2022 · pp. 1–7 Read article
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Urban Planning Mitigation Trajectories for Urban Heat Island (UHI) A Case Study of Guntur, Andhra Pradesh, India
Abstract: AbstractGlobal radiation related solair-temperature directly influences Urban Heat Islands (UHI) as the built environments and surrounding atmosphere cause increase in urban solair temperatures, the resulting temperature completely depends on the thermal properties of the exposed materials. Urban heat islands can lead to deterioration of flora and fauna, elevation of ground level ozone, health disorders and increase in building energy consumptions. The study area of Guntur region which is susceptible to …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 8, Issue 2, 2018 · pp. 12–29 Read article
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Structural and Thermal Analysis of LPG Gas Stove
Abstract: In this manuscript, various analyses were performed such as the structural and thermal using Fusion 360 software. I designed the model of an LPG Gas Stove to perform the analyses. Firstly, I have done the structural analysis to know the effects of loads on the physical structure of my model and its components, it is performed to know the maximum loads that the model can with stand. And obtained the …
Published in Trends in Machine design · Vol. 8, Issue 3, 2021 · pp. 21–31 Read article
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Fuel Cell-Powered SRM Driven Plug-in Hybrid Electric Vehicle Using Multi-Port Topology
Abstract: AbstractIn recent years, plug-in hybrid electrical vehicles (PHEVs) have received much attention owing to high demand of fuel efficiency and environment protection against the exhaust gas emission. PHEVs combines the merits of the electrical vehicles and hybrid electrical vehicles. In current hybrid vehicles there are three main electrical energy components including generator, battery bank and driving motor, respectively. For plug-in hybrid electric vehicle, an AC-DC converter is also needed to …
Published in Journal of Instrumentation Technology & Innovations · Vol. 9, Issue 3, 2019 · pp. 40–52 Read article
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Maximum Power Point Tracker and its model in MATLAB
Abstract: The study says that In a (Power-Voltage or current-voltage) curve of a solar panel, there is an optimum operating point such that the PV delivers the maximum possible power to the load. This unique point is the maximum power point (MPP) of solar panel. Its mathematical models of the components of PV module that is MPPT model uses the MPPT control unit, and Buck- Boost converter to implement a simulation …
Published in Journal of VLSI Design Tools and Technology · Vol. 9, Issue 3, 2019 · pp. 26–31 Read article
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Design of Modified North Light Roof Trusses: Comparative Study
Abstract: The study of north light truss and modified trusses by analyzing and designing has been carried out and submitted the comparative study of the same in the form of tables, graphs and charts, which highlights the forces, deflections, optimum steel requires, actual steel requires as per grouping. STAAD.Pro V8i software also used to analysis and design of such models. Solar panel loads also considered on the truss. Limit State Method …
Published in Journal of Structural Engineering and Management · Vol. 7, Issue 2, 2020 · pp. 27–35 Read article
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Performance Evaluation of Rubber Crumb-Modified Bitumen for Sustainable Pavement Applications
Abstract: This research investigates the effect of rubber crumb modification on the physical and mechanical properties of VG-40 bitumen for flexible pavement applications. Rubber crumbs were incorporated at varying percentages (0, 8, 10, 12, 14, and 16%) to analyze their impact on penetration, softening point, ductility, and elastic recovery. Additionally, the Marshall stability test was conducted to evaluate the strength and deformation characteristics of the bitumen mix. The results demonstrated a …
Published in Journal of Geotechnical Engineering · Vol. 12, Issue 2, 2025 · pp. 20–24 Read article