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385 articles for “Velocities”
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Optimization of Dry sliding Wear Performance of pongamia oil cake filled Basalt Epoxy Composites by Taguchi Approach
Abstract: The study finds a possible utilization of natural pongamia oil cake for developing a new vista in the incorporation of the oily nature of natural waste material into polymer matrix composites. The woven basalt fibres were reinforced within an epoxy matrix incorporated with distinct weight percentages of pongamia oil cake (up to 6wt. %) and composite samples were composed by using resin transfer moulding process. The experimentation has been carried …
Published in Journal of Polymer & Composites · Vol. 7, Issue 2, 2019 · pp. 8–16 Read article
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Performance Improvement of Nano Field Effect Transistor Based on Zinc Oxide Semiconducting Materials – a Critical Analysis
Abstract: New semiconductor materials and new shapes for contemporary nanostructured semiconductor devices, like nanowires, have been researched as a result of advancements in transistor technology. Because of their unique electrical, photonic, and sensing capabilities, nanowires (NWs) constructed of various semiconductor material systems (gallium arsenide, zinc oxide, etc.) have been the subject of intense research over the past 20 years. Due to its distinctive properties, including high electron mobility, high crystalline quality, …
Published in Journal of Polymer & Composites · Vol. 12, Issue 2, 2024 · pp. 99–107 Read article
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Design of a Process Plant for Dimethyl Ether Synthesis from Syngas Using Direct Method
Abstract: The search for alternative renewable and less polluting energy sources has gained prominence thus, there is an increasing interest in the use of Dimethyl Ether (DME) as a clean alternative fuel and raw material in the chemical industry. The simulation of a plant for the production of Dimethyl Ether from Syngas using direct synthesis method has been carried out in this work. The simulation was done using ASPEN HYSYS software. …
Published in Journal of Petroleum Engineering & Technology · Vol. 13, Issue 1, 2023 · pp. 44–59 Read article
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Optimum Selection of Process Parameters of CNC End Milling Using Grey Relational Analysis (GRA)
Abstract: In this competitive world, to build a good quality product and productivity of any manufacturing corporation optimum selection of process parameters is very vital, when it comes to the desired dimension and tolerances in order to fulfill the purpose of the product. This paper explains the utility of grey relational analysis (GRA) for minimizing the machining time and lubrication thickness simultaneously, in vertical CNC end milling of Al-7075 T6. The …
Published in Journal of Production Research & Management · Vol. 8, Issue 3, 2018 · pp. 24–30 Read article
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GaN-based Double Gate MOSFET (DG-MOSFET)
Abstract: AbstractGaN is auspicious for high-power, high-temperature devices because of its large bandgap, and high saturation velocity compared with Si. Gallium nitride (GaN) based devices are expected to play an important role to develop the next-generation devices. The performance of GaN-based double gate (DG) MOSFETs have been explored with gate length (Lg) 10.6 nm. The ON-current (ION) and OFF-current (IOFF) are found to be 8.11´10–3 and 6.38605´10–9A/µm respectively, respectively with an …
Published in Journal of Semiconductor Devices and Circuits · Vol. 5, Issue 3, 2018 · pp. 24–28 Read article
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Transient Dynamic Analysis of Tapered Traditional and Castellated I-Beam using FEM
Abstract: A transient dynamic analysis of typical hot-rolled I sections with solid and castellated web (in the form of a beam member) is performed for various boundary conditions. The analyses are performed for the web depth opening of 0.6D, since it behaves satisfactorily with regards to serviceability requirements at this opening size. Three different pair of sections are selected complying with classification of the sections provided in Table 2 of IS …
Published in Journal of Structural Engineering and Management · Vol. 5, Issue 2, 2018 · pp. 9–24 Read article
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Damage Detection And Its Repair And Rehabilitation Techniques In RCC And Steel Structures Using NDT
Abstract: In the paper along with Case studies Buildings and structures are normally designed for a specified target life based on the functional and economical aspects. It is due to the fact that the assumptions are made regarding durability of material without knowing the behaviour of material completely in real environment. The various tests are to be carried out to assess the causes & extent of distress, the quality/strength of concrete …
Published in Journal of Structural Engineering and Management · Vol. 5, Issue 2, 2018 · pp. 64–68 Read article
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Progressive Collapse of RC Frame Subjected to Dynamic Loading
Abstract: The present research work is carried on progressive collapse analysis of RCC building considering seismic effect and Time History Analysis. The spread of local damage lead to damage element to element ultimately leads to collapse of larger structure. Progressive collapse analysis is performed on high rise G+22 structure using finite element-based computer program under various loading condition. The response of RCC framed structure under seismic loading and Time History Analysis …
Published in Journal of Structural Engineering and Management · Vol. 9, Issue 1, 2022 · pp. 26–33 Read article
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Effect of Surface Texture on Pressure Distribution in Hydrodynamic Journal Bearing
Abstract: This paper presents an analysis of the pressure distribution of hydrodynamic journal bearing for different surface texture, velocity variation and load variation. The performance of journal bearing depends on speed, load carrying capacity, viscosity of oil and temperature condition. Therefore, the effects of these parameters on the performance of journal bearing, on the pressure distribution and on the load carrying capacity have been analyzed on the basis of number of …
Published in Journal of Thin Films, Coating Science Technology & Application · Vol. 3, Issue 2, 2016 · pp. 11–18 Read article
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An Overview to Transmitter Device Or Gesture Device Components
Abstract: An accelerometer is an electromechanical scheme used to measure acceleration forces. Those powers may be stationary, like the nonstop force of gravity or, as is the case with many movable devices, dynamic to intellect program or vibrations. Acceleration is the capacity of the modification in velocity, or speed separated by phase. Let us take an example, a car speed up from a halt to 60 mph in six seconds is …
Published in Journal of VLSI Design Tools and Technology · Vol. 9, Issue 3, 2019 · pp. 12–15 Read article
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DESIGN OF SANITARY-STORM NETWORK USING SEWERGEMS: A CASE STUDY
Abstract: The paper presents an advanced modelling and the hydraulic design of underground sewerage system using different software, which allows model to complete in a short time, with high efficiency and low costs. Navi Mumbai was taken as a model for the study. The space under consideration was picked-up based on the present facility and preference was given in the need of sanitary facility. Bentley SewerGEMS CONNECT Series is only fully-dynamic, …
Published in Journal of Water Resource Engineering and Management · Vol. 7, Issue 1, 2020 · pp. 6–15 Read article
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Assessing the Suitability of Piped Water Supply for Tanker-fed Villages By Using WaterGems
Abstract: The Drinking water security has become a challenge for the country, specially in rural areas. So it is necessary to use available sustainable resources to resolve the problem. Many parts of Maharashtra face severe drinking water shortage in spite of high rainfall lying typically in the range of 2000-3000 mm. Aurangabad district alone has more than 100 tanker-fed villages, majority of which are concentrated in Paithan taluka. This study covered …
Published in Journal of Water Resource Engineering and Management · Vol. 7, Issue 1, 2020 · pp. 41–48 Read article
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Examining the Influence of DEM Resolution in Flood Hazard Assessment using the Flood Modeller Pro 2D Solver
Abstract: Floods are the most frequent natural hazards that threat the human life, environment and infrastructure. The flood prediction models that have wide use in the recent years represent important tools for flood management decisions aiming to mitigate the impacts of the flood events. The accuracy of the constructed prediction models is based on the quality of the primary data, such as the terrain’s resolution. This study examines the effect of …
Published in Journal of Water Resource Engineering and Management · Vol. 4, Issue 1, 2017 · pp. 14–24 Read article
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Flood Frequency Analysis of Big Akaki River, Awash Basin, Ethiopia
Abstract: Flood is one of the most dangerous naturally occurring catastrophic hazards now days displacing and killing people and destroying properties. During high flow, the Big Akaki River flooded the vicinity of the area and causes loss of cultivated land and life. Flood water inundates the floodplain areas and cause vast damages to life and property. The main objective of this paper is to analyze the inundation area along the Big …
Published in Journal of Water Resource Engineering and Management · Vol. 8, Issue 2, 2021 · pp. 35–48 Read article
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To Design Sewage collection system for Devlai Area, Using Sewer GEMS
Abstract: Sewerage system is important aspect of a developed urban infrastructure. Sanitary waste from residential area commercial area industry is essential to collect and proper treatment before discharging it into natural environment. Lack of proper sewerage system can cause health related issues as well as flood problems in the city. Well-designed sewerage system is one of the signs of development. Currently computer-based programme SewerGEMS v8i developed by Bently gives best solution …
Published in Journal of Water Resource Engineering and Management · Vol. 8, Issue 1, 2021 · pp. 1–7 Read article
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Ensuring the Protection of Flood Embankments: A Vital Necessity
Abstract: In the face of flooding events, safeguarding flood embankments becomes imperative. These situationsoften involve rivers with significant water depth and velocity, leading to the exertion of considerablethrust due to the presence of standing water and the flow's speed. These embankments are typicallyconstructed using compacted non-cohesive soil. To prevent erosion of the embankment, it is crucial thatthe thrust of water applied to it remains within the bearing capacity limits of the …
Published in Journal of Water Resource Engineering and Management · Vol. 10, Issue 3, 2023 · pp. 23–28 Read article
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Durability and Non Destructive Test of Hybrid Fibre Reinforced Concrete
Abstract: AbstractAim: This paper presents the strength and performances of steel fibre reinforced concrete (SFRC) and hybrid fibre reinforced concrete (HFRC). The hybrid fibre is considered in the combination of hooked end steel fibres and polypropylenes fibres. Method: To study the durability properties, the fibre content dosage V f ranged from 0.5 to 2.0% of steel fibres, and 0.8SF0.3PP, 0.7SF0.3PP, 0.6SF0.4PP, 0.5SF0.5PP of hybrid fibres. 10 mixes including one control mix …
Published in Recent Trends in Civil Engineering & Technology · Vol. 7, Issue 3, 2017 · pp. 31–45 Read article
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Effectiveness of Semi-Active Variable Stiffness Tuned Mass Damper for Seismic Load Using LQR Control
Abstract: In this study, effectiveness of semi-active variable stiffness tuned mass damper in reducing seismic response of 10-story frame structure is evaluated. The variable stiffness device, comprising four spring, having rhombus configuration, adapted from literature is attached to the tuned mass damper. A control algorithm using state space form of governing equation of motion is developed. LQR controller is employed to obtain control force based on displacement and velocity response feedback. …
Published in Recent Trends in Civil Engineering & Technology · Vol. 10, Issue 1, 2020 · pp. 11–11 Read article
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Damage Assessment in Reinforced Concrete Structures
Abstract: Reinforced concrete structures are subjected to a pattern of loading in addition to deterioration with age during their service life, which lead to damage of the structure. Damage assessment is an integral part of structural health monitoring (SHM) which aims to detect, locate and quantify the damage as well as predict the remaining service ability of the structure. Damage assessment technique can be classified into either global or local methods. …
Published in Recent Trends in Civil Engineering & Technology · Vol. 6, Issue 1, 2016 · pp. 29–35 Read article
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Experimental Investigation on the Effect of Manufactured Sand in Concrete
Abstract: Concrete is the most widely used construction material owing to its versatile nature. Three fourth of the concrete is made of aggregates, amongst which fine aggregate has massive demand. River sand is the predominantly used fine aggregate, which is under significance because of the increased demand and less availability. The continuous mining of river sand has also affected the environment; ecologically and economically. Manufactured sand offers viable alternative to natural …
Published in Recent Trends in Civil Engineering & Technology · Vol. 6, Issue 1, 2016 · pp. 45–52 Read article