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221 articles for “parameters optimization”
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Reduction of Leakage Parameters in Novel 6CNT Schmitt Trigger Using LECTOR Technique
Abstract: This paper presents an overview of design optimization of leakage parameters in 6CNT Schmitt trigger using proposed power reduction technique. We use lector technique to reduce leakage parameter in the circuit. The simulation has been performed using H-spice software at 32nm technology. Schmitt trigger is used to convert analog signals to digital signals, i.e., it converts any kind of wave at input to square wave at output. Power Dissipation and …
Published in International Journal of Microelectronics and Digital integrated circuits · Vol. 5, Issue 1, 2019 · pp. 36–42 Read article
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Comparative Study of Machining Parameters on Electrical Discharge Machining of Inconel 718 using Copper and Copper- Tungsten Electrode.
Abstract: The present scenario in all the manufacturing industries is to make a priority list to cope up the challenges imposed by the superior materials like alloys, ceramics and composite materials which have difficulty for machining. In this study, comparison of experimental results which is found by optimization of machining parameters on material removal and tool wear rate along with two different electrodes material such as copper and copper tungsten for …
Published in International Journal of Metallurgy and Alloys · Vol. 4, Issue 1, 2018 · pp. 1–8 Read article
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Weight Optimization of Motorcycle Frame by Finite Element Analysis
Abstract: Frame is one of the main components of the two-wheeler vehicle. All the important accessories of the two-wheeler are mounted on the frame. It is subjected to various types of loads which could affect the life of the frame. Therefore, it is necessary to analyze the motorcycle frame for various parameters such as thickness, materials and loading conditions. The optimization of design is very difficult and the effect is little …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 5, Issue 2, 2019 · pp. 1–11 Read article
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Experimental Study on Effects of Moisture and Clay Content on the Properties of Moulding Sand
Abstract: Sand casting, a time- honoured technique for casting both ferrous and nonferrous metals, remains widely utilized due to its cost-effectiveness, material abundance, and reusability, particularly with sand as a primary resource. This study delves into the intricate dynamics of sand casting, examining its crucial parameters through meticulous analysis of existing research. The investigation focuses on the influence of factors such as sand composition, moisture levels, clay content, and binder type …
Published in International Journal of Structural Mechanics and Finite Elements · Vol. 10, Issue 1, 2024 · pp. 16–25 Read article
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Multi-objective Optimization of Weld Bead Geometry of Micro-plasma Arc Welded Titanium (Ti–6Al–4V) Alloy Sheets Using TOPSIS
Abstract: Titanium alloys are used in the manufacturing of aero engine components for their attractive, combined properties such as lightness, good strength-to-density ratio, corrosion resistance. In the present paper, titanium (Ti–6Al–4V) alloy sheets are butt welded using micro-plasma arc welding. Peak current, base current, pulse rate, and pulse width are considered as weld input parameters and weld bead geometry parameters, namely front width, back width, front height, back height, are considered …
Published in International Journal of Manufacturing and Materials Processing · Vol. 5, Issue 1, 2019 · pp. 37–48 Read article
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Valorization of agro-industrial waste into bioethanol: a case of brewers spent grain
Abstract: AbstractThe global impetus to produce alternatives to petroleum-based fuels and value-added chemicals to reduce greenhouse gases are putting pressure on the industries to diversify and valorize byproducts. By-products valorization of the brewery industry such as spent grain has given critical attention for long-term socio-economic and environmental benefits. Brewer`s spent grain is the major by-product of the brewing industry, represses around 85% of the total by-product generated. In the current work, …
Published in International Journal of Renewable Energy and its Commercialization · Vol. 6, Issue 1, 2020 · pp. 1–20 Read article
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Performance and Combustion Analysis of Diesel Engine Fueled with Jatropha Biodiesel—Diesel Blends Using Taguchi’s Approach
Abstract: The aim of this work is to analyze performance and combustion of the various blends of diesel fuels and jatropha biodiesel. Experiments have been carried out using a single-cylinder, four-stroke, variable compression ratio CI engine fueled with jatropha biodiesel and its blends with diesel fuel. The test has been conducted using the fuel blends of 0%, 50% and 100% by volume biodiesel with diesel fuel. The percent biodiesel (0%, 50% …
Published in International Journal of I.C. Engines and Gas Turbines · Vol. 5, Issue 1, 2019 · pp. 25–40 Read article
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Response Surface Methodology in the Optimization of Biodiesel Production from Palm Kernel Oil and Cellobiose by Acid Catalysis in Non-solvent Medium
Abstract: Cellobiose, rich in hydroxyl (OH) functional groups was used in a solventless transesterification process with Palm Kernel Oil (PKO) to produce high-quality biodiesel and glycerol. Response Surface Methodology (RSM) was used to examine the effect of reaction temperature, catalyst concentration, reaction time, and cellobiose: oil ratio to optimize the process parameters for highpurity and yield of consequent biodiesel. The process was an acid-catalyzed transesterification reacton of Palm Kernel Oil and …
Published in International Journal of Green Chemistry · Vol. 9, Issue 1, 2023 · pp. 1–22 Read article
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Effect of Pulsed Current Micro Plasma Arc welding parameters on Mechanical properties AISI 304 and AISI 430 dissimilar weld joint
Abstract: In the present work, two dissimilar AISI 304 and AISI 430 sheets of 0.4mm thick welded using Micro Plasma Arc Welding. Welding input parameters like peak current, base current, pulse rate and pulse width are considered and output responses like fusion zone grain size, hardness and ultimate tensile strength of the welded joint are considered. 31 experiments are performed as per Central Composite Design (CCD) design matrix of Response Surface …
Published in International Journal of Manufacturing and Materials Processing · Vol. 5, Issue 1, 2019 · pp. 1–26 Read article
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Application of Response Surface Method in Studying the Properties of Micro-plasma Arc Welded AISI 904L Super Austenitic Steel
Abstract: Super austenitic steels play a major role in fabrication of corrosion resistance components which are subjected to severe corrosion. In the present work, super austenitic steel AISI 904L of 0.4 mm thickness is butt welded using Micro Plasma Arc Welding. Welding input parameters like peak current, base current, pulse rate and pulse width are considered and output responses like fusion zone grain size, hardness and ultimate tensile strength of the …
Published in International Journal of Manufacturing and Materials Processing · Vol. 5, Issue 2, 2019 · pp. 1–17 Read article
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Bifacial Solar Photovoltaics Systems Design and Modelling
Abstract: The rapid evolution of photovoltaic (PV) technologies has led to the emergence of bifacial solar modules as a superior alternative to conventional monofacial panels. Bifacial modules are designed to harness solar irradiance from both the front and rear surfaces, enabling increased energy yield through ground-reflected radiation, known as albedo. This paper presents the design and simulation-based modelling of bifacial solar PV systems, tailored to Indian climatic and geographic conditions. Using …
Published in International Journal of Power Electronics Controllers and Converters · Vol. 11, Issue 2, 2025 · pp. 20–29 Read article
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Phase-Change Material Integrated Semiconductor Circuits for In-Memory Analog Computing Applications
Abstract: The continuous demand for high-speed, energy-efficient computing has intensified the exploration of in- memory analog computing (IMAC) architectures, which aim to minimize the latency and power overhead associated with conventional von Neumann architectures. This research investigates the integration of phase- change materials (PCMs) with semiconductor circuits to realize programmable, non-volatile in-memory analog computing platforms. PCMs exhibit reversible resistance switching between amorphous and crystalline states, enabling precise analog weight storage directly …
Published in International Journal of Analog Integrated Circuits · Vol. 12, Issue 1, 2026 · pp. 32–42 Read article
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Cognitive Metallurgy: A Study on Microstructure and Energy Efficiency in High-Temperature Alloying via Sensor Fusion and Deep Reinforcement Learning
Abstract: Background Traditional high-temperature metallurgical processes, such as continuous casting and specialty alloy synthesis, are characterized by high energy consumption, stochastic variability, and reliance on post-process defect inspection. The inability to precisely monitor, model, and predict the real-time thermal, chemical, and mechanical state of molten metal and cooling substrates results in significant material waste and inconsistent microstructural integrity. Methodology This study introduces a novel framework for Cognitive Metallurgy utilizing an integrated …
Published in International Journal of Metallurgy and Alloys · Vol. 11, Issue 2, 2025 · pp. 27–36 Read article
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IoT-Powered Weather Monitoring and Irrigation Automation: Transforming Modern Farming Practices
Abstract: It is proposing an IoT-based weather monitoring system. This will monitor, in real-time, the critical environmental parameters aid for farming. Soil moisture, temperature, humidity, and rainfall will be measured parameters that help optimize agricultural practices and perfect the use of water. The IoT technology will, therefore, include a microcontroller such as NodeMCU that tracks soil moisture levels and automates irrigation. If the soil moisture falls below 50%, then the programming …
Published in International Journal of Telecommunications & Emerging Technologies · Vol. 11, Issue 1, 2025 Read article
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Supercritical Fluid Extraction: Mechanisms, Applications, and Recent Developments
Abstract: Supercritical Fluid Extraction (SFE) is an advanced and versatile separation technique that harnesses the unique properties of supercritical fluids (SCFs) to extract a wide variety of compounds from both solid and liquid matrices. Supercritical fluids, which are substances at a temperature and pressure above their critical points, possess both liquid-like density and gas-like viscosity, making them highly effective solvents for extraction processes. This review delves into the underlying mechanisms of …
Published in International Journal of Chemical Separation Technology · Vol. 11, Issue 1, 2025 Read article
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Kinetic Modifications in Polymers under Cryogenic Stress: A Thermochemical Study
Abstract: This study explores the kinetic modifications in polymers subjected to cryogenic stress, focusing on the thermochemical behavior and structural changes that occur at low temperatures. Polymers, when exposed to cryogenic conditions, exhibit distinct molecular rearrangements, influencing their mechanical properties and thermal stability. The investigation involves characterizing these polymers using advanced spectroscopic and thermal analysis techniques to identify alterations in crystallinity, molecular weight distribution, and glass transition temperature. By examining the …
Published in International journal of Thermodynamics and Chemical Kinetics · Vol. 10, Issue 2, 2024 Read article
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Nanocomposite Hydrogels for Water Purification
Abstract: DNA hydrogels have been demonstrated as versatile catalysts, potential adsorbents, sensors and immobilization carriers of bioactive molecules. They are a type of tenuous, semiflexible polymeric network that consists of precisely designed synthetic nucleotide strands as chemical or physical cross-linkers. Hydrogels have been widely studied due to their improved physicochemical properties and used as antibacterial platforms, wastewater pollutants, adsorbents and drug deliverers. Because of their biocompatibility and the ability to mix …
Published in International Journal of Industrial Biotechnology and Biomaterials · Vol. 4, Issue 2, 2018 · pp. 17–21 Read article
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Enhancing Yield and Yield Components of Common Bean (Phaseolus vulgaris L.) Varieties by Integrated Blended NPS and Bio-fertilizer in Misrak Meskan District, Central Region, Ethiopia
Abstract: Low available phosphorus, total nitrogen, sulfur, and lack of selected cultivars are the main obstacles to the production of common beans in the research area. An experiment was conducted at Misrak Meskan in 2022 to determine the optimal combination of parameters for maximum yield in common bean types. The study evaluated three levels of NPS fertilizer (0, 100, and 200 kg/ha), two levels of Rhizobium (with and without), and four …
Published in International Journal of Agrochemistry · Vol. 9, Issue 2, 2023 · pp. 10–19 Read article
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CFD Analysis of Earth Heat Exchanger with Air as a Cooling Medium
Abstract: An earth air tube heat exchanger (EATHE) uses the thermal energy of the ground for the air cooling in summer and air heating in winter due to the temperature difference between the air and underground surface. With the help of EATHE we can reduce the energy consumption required for space heating or cooling. However, for determining the surface heat convection, due to lack of available methods it is difficult to …
Published in International Journal of Computer Aided Manufacturing · Vol. 3, Issue 2, 2017 · pp. 21–30 Read article
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Thermal Analysis of Earth Heat Exchanger Using Air as a Medium
Abstract: Thermal energy is the main concept of an earth air tube heat exchanger (EATHE), which uses the thermal energy of the ground for cooling and heating of the fluid medium. Here, air is used as cooling medium. The air cools in summer and gets heated in winter due to the temperature difference between the air and underground surface. However, for the study of the surface heat convection study of model …
Published in International Journal of Computer Aided Manufacturing · Vol. 4, Issue 1, 2018 · pp. 1–17 Read article