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358 articles for “counter”
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Deployment Of Communication and Digital Technology for Handling Insecurity and Environmental Challenges In Nigeria
Abstract: There are so many challenges in Nigeria that require the input of digital technology and communication information technology (ICT). This paper x-rays the deployment of communication and digital technology for the eradication of insecurity and environmental issues such as cybercrime, kidnapping, flooding, water pollution, climate change, poor waste management and oil spillage. The methodology adopted includes secondary data from literature and expert opinions. Challenges identified include insecurity issues; Crime and …
Published in Journal of Energy, Environment & Carbon Credits · Vol. 12, Issue 3, 2022 · pp. 17–27 Read article
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REVIEW OF NANO MATERIALS FOR PREDICTING STRENGTH AND VOLUME CHANGE BEHAVIOUR OF EXPANSIVE SOILS
Abstract: Expansive soils are problematic to Civil Engineering by increase and decrease its volume due to movement of water in and out. This kind of soils is portrayed by its outrageous hardness while drying and with high swelling process on the wetting. Several researches during the past 20 years have proposed different nano materials for the soil stabilization approaches to counter the hazards present in the soils. This paper elaborates various …
Published in Journal of Geotechnical Engineering · Vol. 5, Issue 3, 2018 · pp. 8–13 Read article
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Modernization of Prepaid Electricity System Based on Smart Card
Abstract: Overview the past four years, smart cards have achieved a growing acceptance as a powerful tool through key security, identification,and authorization. Financial card issuers are moving to replace magnetic stripe cards & plastic cardwith chip cards to reduce counterfeiting and fraud. The advent of multi-application &software, programming smart card operating systems for both and contact less applications has put smart cards on the edge of information technology. This paper benefits …
Published in Journal of Instrumentation Technology & Innovations · Vol. 11, Issue 1, 2021 · pp. 15–18 Read article
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Use of E-Shopping Trolley using Android Application
Abstract: A Supermarket or hypermarket is a shop that provides a wide variety of products available. The products available in these markets are household products, vegetable, grocery. The main Moto of these markets is to provide all type of products in one place to save time of customers but sometime customers get frustrated because many people are standing in queue for billing purpose, sometimes customer get confused when comparing the total …
Published in Journal of Mechatronics and Automation · Vol. 7, Issue 3, 2020 · pp. 16–20 Read article
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Study on EBG Structures and Application in UWB Band Pass Filter
Abstract: EBG automation has turn into important development in the field of microwave and RF because of its exclusive band gap attribute at convinced frequency areas. The survey of this paper shows various EBG structure and its operations in tract with microstrip antenna and filters along with EBG structure is planned to procure solid UWB band pass filter. The counterfeit is performed by Agilent ADS software.
Published in Journal of Microwave Engineering and Technologies · Vol. 2, Issue 2, 2015 · pp. 5–8 Read article
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Surface Modified Abaca Fibers: Physico-Mechanical, Morphological and Degradation Properties Evaluation
Abstract: Lignocellulosic fibers are used as cost-cutting fillers in plastics factories. Amid several factors, the ultimate performance of composite ingredients depends on the bond between the matrix resin and the filler, and hence on the quality of the interface. To acquire optimal performance of the end product, adequate interaction between the matrix and the lignocellulosic ingredient is preferred. This is often acquired through surface modification of the matrix or filler. Abaca …
Published in Journal of Materials & Metallurgical Engineering · Vol. 12, Issue 2, 2022 · pp. 34–46 Read article
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System facilitating a person with provision of having either to play Animated football match or to eat fish or to simply relax at Home
Abstract: The article presents a concept of designing a system facilitating a person with provision of having either to play Animated Football match or to eat fish or to simply relax at Home. At the design part, The Animated Football match, Fish shape configuration & Home shape configurations are created at TURBO C++ using the concept of Computer Graphics. The person is also using Multiplexer Circuit as a “Selector” where in …
Published in Journal of Microelectronics and Solid State Devices · Vol. 9, Issue 3, 2022 · pp. 40–49 Read article
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Mass Production Tools and Process Readiness for Uniform Parts—Injection Molding Application
Abstract: A mass production always aims to produce uniform performing products. Production tools such as pressing dies, casting dies and injection moulds, play a significant role by producing uniform parts for achieving final products. Tool complexity increases when multiple cavities are present. These tools pass through several stages of quality maturation, before starting production, where the tool capability for part uniformity can be assessed, corrected and aligned to mass production variables. …
Published in Journal of Polymer & Composites · Vol. 5, Issue 3, 2017 · pp. 30–40 Read article
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Microwave Curing of Glass-Epoxy Composites Using Silica Based Moulds
Abstract: AbstractFor polymer composite product manufacture, curing of the fibre reinforced polymers (FRP) is a critical step in achieving desired mechanical properties. The conventional cure processes involve thermal curing in hot air ovens and autoclaves where the cure process is time and energy intensive. In this context, microwave curing is one of the most promising processing methods since it results in substantially reducing cure cycle time, energy requirements and operational costs …
Published in Journal of Polymer & Composites · Vol. 3, Issue 2, 2015 · pp. 52–57 Read article
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Mechanical and Tribological Characterization of CaCO3 and CaSO4 Filled CSM-E-Glass Fiber Reinforced Vinyl Ester Composites
Abstract: AbstractIn this paper, mechanical and tribological behavior of the composites under dry sliding wear of vinyl ester matrix reinforced with chopped strand mat (CSM)-E-glass fiber and fillers CaSO4 and CaCO3 sliding against smooth stainless steel counterface (Ra = 0.07 µm) using Taguchi experimental design has been presented. The effects of sliding velocity (1.57, 2.62 and 3.67 m/s), normal load (20, 40 and 60 N), filler content (0, 10 and 20 …
Published in Journal of Polymer & Composites · Vol. 1, Issue 3, 2013 · pp. 13–31 Read article
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Control of a Grid-Connected Variable Speed Permanent Magnet Synchronous Generator Based Wind Power Generation System
Abstract: Variable speed wind turbines are more efficient compared to their fixed speed counterparts since maximum power is extracted over a wide range of wind speeds. In this work a grid-connected wind power generation system is modeled and implemented in Matlab/Simulink using a permanent magnet synchronous generator. A back to back space vector pulse width modulated voltage source converter converts the variable frequency generator currents and voltages into DC, then back …
Published in Journal of Power Electronics and Power Systems · Vol. 6, Issue 2, 2016 · pp. 8–24 Read article
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Parallel Conwip for a High-mix Multi-stage Production System with the entrance of rework
Abstract: In a complex production environment, more than one type of pull systems is often used to regulate the processesof different products. In literature, performance studies appertaining to multiple pull systems co-existed in aproduction environment are rare. The present paper evaluates the performances of parallel CONWIP (PC)systems in a high-mix production system with the entrance of rework. The production comprises three stages ofshared-machine facilities. Reject parts produced by the first stage …
Published in Journal of Production Research & Management · Vol. 1, Issue 1-2-3, 2011 · pp. 21–44 Read article
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Advances and Challenges in the Development of High-performance Silicon Carbide (SiC) Power Devices
Abstract: Due to its distinct features, silicon carbide (SiC), a wide-bandgap semiconductor material, has attracted a lot of attention lately. SiC has superior electrical characteristics compared to silicon, making it an attractive material for high-performance power electronic devices. SiC-based devices can operate at higher temperatures, higher voltages, and higher switching frequencies, which can result in increased power density and efficiency. Recent advances in SiC device technology have led to the development …
Published in Journal of Semiconductor Devices and Circuits · Vol. 9, Issue 3, 2022 · pp. 15–20 Read article
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Seismic Response for RC Frames on Sloping Ground using Pushover Analysis
Abstract: Open story structures are to be mainly susceptible to collapse and severe damage under earthquake excitation in hill areas. Nowadays many buildings constructed have soft ground story for various purposes, for example, multipurpose hall, parking etc. The examination has been led to get the reaction of RC open story building exposed to seismic tremor loads. In present work, twelve storied structure on inclined ground (150 with horizontal) are considered. The …
Published in Journal of Structural Engineering and Management · Vol. 7, Issue 2, 2020 · pp. 36–46 Read article
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Analytical Study on Optimum Placement and Sizing of X-Plate Metallic Dampers for Seismic Response Control of Multistoried RC Building Frame
Abstract: X-plate metallic damper (XPD) is one device that is capable of sustaining many cycles of stable yielding deformation resulting in a high level of energy dissipation or damping. For quantification of effectiveness of XPD, optimum placement and sizing of XPD are one of the practical interest. This paper investigates effect of placement and sizing of X-Plate damper on a G+3 square shaped building. The most optimal damper placement location pattern …
Published in Journal of Structural Engineering and Management · Vol. 4, Issue 2, 2017 · pp. 6–12 Read article
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Implementation of RSA and CRT-RSA with MIST to Resist Power Analysis Attacks
Abstract: Security has transformed out into a fundamental range of research in space of computer science. With the advancement of side channel attacks, all the private and public key cryptosystems accessible worldwide has been discovered defenceless. Accordingly there has broughtdireness up in planning resisting systems against such unpredictable attacks. Power analysis attacks, which is the most famous side channel attacks has turned out to be a test for the majority of …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 3, 2017 · pp. 1–12 Read article
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Implementation and Analysis of 32-bit pipelined RISC Processor Architecture
Abstract: Pipelining is an implementation technique, in which parallel operations are performed for several instructions simultaneously, to save time, enhance speed and for better utilization of hardware units. In this paper, 32-bit, 5-stage RISC processor is used to tag the pipeline stages to obtain the optimized results. The architecture of the processor containing several elements reduces the debugs and upholds the high performance through critical functions. When compared to our closest …
Published in Journal of VLSI Design Tools and Technology · Vol. 9, Issue 1, 2019 · pp. 1–14 Read article
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Decimator Design for Sigma-Delta ADC
Abstract: This paper describes the design of a decimator which is used in digital signal processing as well as 10-bit sigma-delta analog-to-digital converter to down sample the incoming signal for further applications. It is also used for verification of the sigma-delta modulator functionality to reconstruct the incoming signal. The design has been carried out using 180 nm TSMC, CMOS foundry parameters for spice level 49 model parameters in TANNER EDA (Tspice). …
Published in Journal of VLSI Design Tools and Technology · Vol. 2, Issue 1-2-3, 2012 · pp. 16–28 Read article
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Implementation of RSA and CRT-RSA with MIST to Resist Power Analysis Attacks
Abstract: Security has transformed out into a fundamental range of research in space of computer science. With the advancement of side channel attacks, all the private and public key cryptosystems accessible worldwide has been discovered defenceless. Accordingly there has broughtdireness up in planning resisting systems against such unpredictable attacks. Power analysis attacks, which is the most famous side channel attacks has turned out to be a test for the majority of …
Published in Journal of VLSI Design Tools and Technology · Vol. 7, Issue 2, 2017 · pp. 1–12 Read article
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A Nobel Approach of Designing A 4 Bit Carry Skip Adder Using Reversible Logic
Abstract: This paper presents a method to designing Various Adder Circuits using CMOS Logic Style for Energy-Efficient Arithmetic Applications. We present Ripple Carry Adder, Carry Bypass Adder, Carry Look Ahead Adder and Carry Skip Adder in CMOS logic styles that lead to have reduced power-delay product (PDP). We executes a comparison against each other adders which finally provide result as having a low PDP, with reference to power consumption, speed and …
Published in Journal of VLSI Design Tools and Technology · Vol. 11, Issue 2, 2021 · pp. 24–34 Read article