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449 articles for “percolation theory”
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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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Overview of Innovative Battery Management System
Abstract: In battery-powered technologies, also including (hybrid) electric vehicles and portable electronics, the battery management system (BMS) arises as a crucial network element. Many battery-operated industrial and commercial equipment use battery management systems (BMSs) to increase battery efficiency and enable non-destructive estimate of battery state. However, present BMSs are unable to control batteries adequately, which has an impact on the usability of products, due to the inaccurate parameter assessment of old …
Published in Journal of VLSI Design Tools and Technology · Vol. 12, Issue 3, 2022 · pp. 12–19 Read article
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Analysis of Groundwater Quality Parameters of Part of Nanded City, Maharashtra State (India)
Abstract: In Nanded township, generally the water is drawn from the shallow aquifers. As the soil thickness is more and because of its permeable and porous nature, the effluent water percolates into the ground and contaminates the groundwater. In this assessment, the physicochemical parameters like pH, calcium, chloride, alkalinity, total hardness, and salinity are determined by following the standard procedures given by Trivedi and Goel (1986). The sources of these contaminants …
Published in Journal of Water Resource Engineering and Management · Vol. 3, Issue 3, 2016 · pp. 38–43 Read article
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Site Suitability Analysis of Soil and Water Conservation Structures in Sillod Watershed, Maharashtra, India using Geographic Information System Approach: A Case Study
Abstract: Watershed development and management programs envisage the development activities along with sustainable utilization of natural resources would raise the living standards of watershed inhabitants. Construction of soil and water conservation structures is the main activity of watershed development program. Location of soil and water harvesting structures in watershed is very important factor for efficient watershed development program. Construction of water harvesting structures at best suitable location will not only conserve …
Published in Journal of Water Resource Engineering and Management · Vol. 4, Issue 2, 2017 · pp. 22–32 Read article
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Strength and Deformation of Rectangular Simply Supported GPC Slab
Abstract: Geo polymer concrete is one of the emerging construction material as a substitute for conventional cement concrete as it eliminate the usage of OPC. It is said that production of 1 tonne of cement emits approximately 1 tonne of carbon dioxide into atmosphere. In order to minimize the liberation of carbon dioxide to air, alternative materials have to be used to replace the cement. Geopolymer concrete in one such material …
Published in Recent Trends in Civil Engineering & Technology · Vol. 9, Issue 1, 2019 · pp. 30–37 Read article
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Pervious Concrete-A Tool for Sustainable Pavement Technology: A Review
Abstract: Our planet earth is on its path to a deadlock due to its present-day development strategies. In the present scenario soaring pressure for the application of green technologies in developments to protect the nature from the adverse effects of construction industries have been endeavored by the goal of sustainable development and advancement in environmental management. Worldwide construction industries are geared towards Green concrete construction and sustainable development techniques. As a …
Published in Recent Trends in Civil Engineering & Technology · Vol. 5, Issue 2, 2015 · pp. 12–17 Read article
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Methodology for Evaluating Driver’s Attitudes towards Transportation Demand Management Strategies in Lahore, Pakistan
Abstract: The transportation demand management (TDM) strategies consider as an important tool to solve urban congestion related problems both in objective and subjective manner. This study attempted to explore attitudes of rickshaw, taxi, and truck drivers towards soft and hard strategies considering driver’s various lifestyles and attitudes. Structural equation modeling (SEM) technique used in order to predict driver’s behavior towards each specific TDM strategy using the behavioral theories as a frame …
Published in Recent Trends in Civil Engineering & Technology · Vol. 2, Issue 1-3, 2012 · pp. 78–92 Read article
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Utilization of Statistical Learning Algorithms for Prediction of Elastic Modulus of Jointed Rock Mass
Abstract: This study uses two statistical learning algorithms for the prediction of elastic modulus (Ej) of jointed rockmass. The first algorithm uses support vector machine (SVM) that is firmly based on the theory of statisticallearning and uses regression technique by introducing -insensitive loss functionhas been adopted. Thesecond algorithm uses relevance vector machine (RVM). It is based on a Bayesian formulation of a linearmodel with an appropriate prior that results in a …
Published in Recent Trends in Civil Engineering & Technology · Vol. 1, Issue 1-3, 2011 · pp. 81–94 Read article
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Fast Fuzzy Network Model
Abstract: Fuzzy is applied to design a network model for performing efficiently in this paper. The probability theory is applied to analyze the existed network model and the advantages transformed into the proposed fast fuzzy network model. Various analysis techniques and formulations are presented in this paper. The resultant is the fast fuzzy network with minimized error and maximized the security over the standard computational complexity.
Published in Recent Trends in Electronics Communication Systems · Vol. 6, Issue 2, 2019 · pp. 33–38 Read article
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Atmospheric Windows to Study Remote Sensors
Abstract: AbstractAtmospheric windows (AW) are spectral margins to accustom sensing signals developed in platted sensors. Decisive wavelengths have mostly thermal infrared considerate as whelm from synergism forms of basis of matter waves or Plank’s theory perfect black body radiation. Varying merge all intervention alongside to contamination forms in clear sky as whelm forms has derivations for only blacks. Moisture column vertical least has season wise calibrating window error merged code privileges. …
Published in Recent Trends in Electronics Communication Systems · Vol. 6, Issue 3, 2019 · pp. 1–6 Read article
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Numerical Investigation of Influence of Rate of Rotation on Formation of Vapor Around Two Heated Circular Cylinders Immersed in Water Inside a Channel
Abstract: AbstractThe complexity problem of fluid flow and heat transfer over an array of circular cylinders are common in industrial applications of the fluid dynamics. The complex nature of the problem encountered in industry, gives rise to certain significant dimensions in the fluid dynamics theory. Some of them are the fluid flow interaction, interferences in flow and vortex dynamics which are typically found in compact heat exchangers, cooling of electronic equipment, …
Published in Recent Trends in Fluid Mechanics · Vol. 4, Issue 3, 2017 · pp. 14–25 Read article
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Educational Research Review on the Engineering of Droplet based Microfluidics
Abstract: AbstractDroplet based microfluidics as a subject is interdisciplinary among materials science, biochemistry and microengineering, having the wide range of applications from advanced materials to biomedical sciences. Control on droplet volumes and manipulation result into coalescence, mixing and sorting for chemical reactions inside droplets under specific experimental conditions. Surface properties and geometry of the fluidic microchannels are the important factors of droplet generation. This comprehensive review on droplet based microfluidics is …
Published in Recent Trends in Fluid Mechanics · Vol. 4, Issue 3, 2017 · pp. 9–13 Read article
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Effect of Internal Heat Generation on the Onset of Rayleigh-Bѐnard Chandrashekar Convection in a Micropolar Fluid with Maxwell Cattàneo Law
Abstract: AbstractThe effect of result from the substitution of the classical Fourier law by the nonclassical Maxwell-Cattàneo law and influence of internal heat generation on the Rayleigh-Bѐnard Chandrashekar internal heat generation parameter has a significant impact on the thermal mode making the system unstable. The eigen value is obtained for free-free, rigid-free and rigid-rigid velocity boundary combinations with isothermal temperature on the spin-vanishing boundaries. The influence of various micropolar fluid parameters …
Published in Recent Trends in Fluid Mechanics · Vol. 5, Issue 1, 2018 · pp. 31–43 Read article
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Study of Heat Transfer in a Time Dependent Vertically Oscillating Micropolar Liquid
Abstract: AbstractThe study involves the vertical time periodic vibration of the system. This leads to the appearance of a modified gravity term in basic equation, collinear with actual gravity, in the form of a time-periodic field perturbation and is termed as gravity modulation or g-jitter in the literature. The aim of this study is to find the effect of small amplitude of gravity modulation on the onset of thermal convection between …
Published in Recent Trends in Fluid Mechanics · Vol. 5, Issue 1, 2018 · pp. 63–74 Read article
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Experimental Aspects of Surface-Driven Capillary Flow in Microfluidics
Abstract: AbstractAt least one of the length, width or height must be less than one millimetre in any microchannel. The fluidic motion in any microchannel is called the microfluidic flow. Surface-driven capillary flow is also called the passive capillary flow in microfluidics. Polymers are common materials to fabricate the microfluidic devices. In this work, different aspects of surface-driven capillary flow are briefly explained. Surface-driven capillary flow has many bioengineering applications that …
Published in Recent Trends in Fluid Mechanics · Vol. 7, Issue 1, 2020 · pp. 15–19 Read article
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Composition of Ideal Fluid Flows Around Cylinder Using Bilinear Transformation
Abstract: Advent of conformal mapping eases to model a flow in sought-after domain without trade- off between laws of fluid mechanics and the theory of complex valued-functions. The far-reaching properties manifested by conformal mapping discern and facilitate solution of large class of two-dimensional flow problems. Bilinear transformation is amidst the conformal mappings. The properties, mapping a circular boundary onto horizontal line and composition of bilinear transformations is again a bilinear transformation …
Published in Recent Trends in Fluid Mechanics · Vol. 10, Issue 1, 2023 · pp. 31–38 Read article
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Design and Implementation of PID Controller for Self Balancing Robot
Abstract: AbstractFor control engineers to study, apply and verify different control methods, inverted pendulum is a very good platform. Nearly 90% of the industries use the concept of inverted pendulum like ship balancing against of sea tide and control of rockets, space ships and landing of aero planes. The simple pendulum is stable while hanging downwards, but the inverted pendulum is a genetically unstable system. To make the inverted pendulum a …
Published in Recent Trends in Sensor Research & Technology · Vol. 5, Issue 2, 2018 · pp. 12–19 Read article
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Internet of things (IoT) to harvest energy
Abstract: This article is a study to describe the internet of things (IoT) after industrial capability, especially to allocate electrical energy harvest. The usual method of renewable and clean sources of energy is selected for wireless sensor nodes (WSN). Inclusive harvest energy applied sustainable power supply sources such as mechanical motion, radiation, thermal gradient, and light. Smart energy harvests for IoT networks supported by femtocells empower nodes. Electrical power has been …
Published in Recent Trends in Sensor Research & Technology · Vol. 8, Issue 2, 2021 Read article
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Analysis of 2-Stage Inverter Delay Line with Supply Voltage Variation
Abstract: Nowadays, the performance parameters should not affect the variation in fixed parameters like leakage current, leakage power, propagation delay, and power delay product. So this study is basically focused on the effects of changes in supply voltage (0.8–1.2V) on the various performance parameters of 2-stage inverter based delay line based on CMOS architecture. A delay line is a discrete element in digital theory, which simply allows a signal to be …
Published in Trends in Electrical Engineering · Vol. 9, Issue 1, 2019 · pp. 31–35 Read article
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Simulation Results of Harmonic Compensation by Using PQ Based PI Controller for Grid Connected Current Controlled DG Unit
Abstract: With the development of new technologies and electronic devices, one of the main topics of special concern is the aspect of power quality, amongst which control and prediction of harmonics are of utmost importance. The presence of harmonics caused by nonlinear loads which are common in industrial plants and large scale office buildings means a threat to the sensitive equipments like that of computers, adjustable speed drives, power electronics load …
Published in Trends in Electrical Engineering · Vol. 6, Issue 2, 2016 · pp. 64–72 Read article