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479 articles for “Orientation”
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Reusable FM0/Manchester Encoding Using QCA
Abstract: Dedicated short range communication (DSRC) is an important technique which is used for transmission of high speed data in communication based safety applications. For signal reliability and dc balance, it uses either Manchester or FM0 coding technique. Code word structure for both FM0 and Manchester are different, which makes limitation on the hardware potential of DSRC system So, SOLS technique is used to conquer this limitation which combines the hardware …
Published in Journal of VLSI Design Tools and Technology · Vol. 9, Issue 1, 2019 · pp. 51–59 Read article
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A Survey on Recent Approaches for Leakage Power Reduction in MOS Integrated Circuits
Abstract: Today the integrated circuit’s functionalities are increasing day by day with increase in the number of transistors in it. However, the scaling of the transistors, top increase its number, for the same area of an IC reduces its sub-threshold voltage with its increase in the leakage power consumption. Scaling at different scales (45, 60, 90 nm, etc.) leads to major losses, both at static and dynamic phases of the circuits. …
Published in Journal of VLSI Design Tools and Technology · Vol. 4, Issue 2, 2014 · pp. 24–31 Read article
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Reusable Verification Framework of AMBA AHB-Lite Protocol using HDVL and UVM
Abstract: Huge complexity of chip increased in the past recent years and integration of more number of transistors on a single SoC makes verification of any SoC based design very critical. About 75–80% of the total design cycle time is spent in functional verification. To reduce this time and effort, hardware verification languages came into picture. The most popularly used HVL is system verilog, which is based on object oriented programming …
Published in Journal of VLSI Design Tools and Technology · Vol. 6, Issue 2, 2016 · pp. 62–73 Read article
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Functional Verification of AMBA AHB-Lite using Layered Testbench Technology of System Verilog
Abstract: Huge complexity of chip increased in the past recent years and integration of more number of transistors on a single system on chip (SoC) makes verification of any SoC based design very critical. Ever increasing complexity and size of designs lead to a number of verification challenges, which are the productivity, efficiency, reusability and completeness. About 75–80 % of the total design cycle time is spent in functional verification. To …
Published in Journal of VLSI Design Tools and Technology · Vol. 6, Issue 2, 2016 · pp. 104–112 Read article
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Effect of Earthquake on Embankment based on Reliability Index Using Spreadsheet Optimization Method
Abstract: To obtain varying parametric sensitivities from case to case, a reliability analysis is most efficient method for designing any structure. Reliability based design illustrates the standard deviations and the correlation structure of the input parameters. The aim of this paper is to delineate the ultimate limit states or reliability based assessment and to describe the reliability index or Hasofer-Lind (H-L) index using object-oriented constrained optimization in the ubiquitous spread sheet …
Published in Journal of Water Resource Engineering and Management · Vol. 4, Issue 1, 2017 · pp. 35–41 Read article
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A Realistic Approach Based on Internet of Things (IoT) for Solar Panel Health Monitoring
Abstract: AbstractSolar energy vitality is generally accessible all through the world and can add to limit the reliance on vitality imports. The internet of things has a dream in which the web stretches out into this present reality grasping regular articles. As renewable vitality developed at a rate speedier than some other time in history amid this period. The proposed framework alludes to the online show of the remote observing framework …
Published in Recent Trends in Sensor Research & Technology · Vol. 4, Issue 3, 2017 · pp. 25–31 Read article
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Developing a Model in Matlab/Simulink Environment for Induction Motor Considering Core Loss and Stray Load Loss
Abstract: This paper focuses on a Matlab/Simulink model of a squirrel-cage induction motor with consideration of core loss and stray load loss. This model is based on some mathematical expressions and also described through an equivalent circuit including core loss and stray load loss. The model of induction motor has been developed based on the state space equations in a synchronously rotating reference frame, where core loss and stray load losses …
Published in Trends in Electrical Engineering · Vol. 4, Issue 2, 2014 · pp. 1–12 Read article
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Investigation of DC link Capacitor Failures in DFIG based Wind Energy Conversion System
Abstract: This paper presents the effects of DC link electrolytic capacitor failure of DFIG based wind energy conversionsystem (WECS). The degradation of electrolytic capacitor can lead to the failure of DC link. As DFIG basedWECS utilize low power converter, so there is a need to explore the effects of capacitor failure. This failure(short circuit of capacitor or open circuit) leads to the power outages, high machine currents, high transientcurrents in rotor …
Published in Trends in Electrical Engineering · Vol. 1, Issue 1-2-3, 2011 · pp. 13–22 Read article
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Design and Simulation of Discrete Time Multi-Input Multi-Output Optimal Controller to Control Active and Reactive Power of DFIG
Abstract: The control of active and reactive power of doubly-fed induction generator (DFIG) in a large scale wind farm has become an important issue for the improvement of wind energy system to provide efficient and reliable electrical power with safety. The control strategies of active power and reactive power can be classified in two types—direct power control and indirect power control. First control strategy has designed based on the chosen switching …
Published in Trends in Electrical Engineering · Vol. 5, Issue 1, 2015 · pp. 1–11 Read article
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Speed Control of An Inverter Fed Three-Phase Induction Motor Using IP Controller Considering Core Loss and Stray Load Loss
Abstract: Consideration of core losses and stray load losses to design a controller of an inverter fed induction motor are affected to the flux and torque decoupling strategy adversely. As a consequence, the detuning of field-oriented control (FOC) is required. The detuning strategies have been developed in some literatures. But the implementation of detuning becomes difficult because of higher order expression. In general, the controlling and estimation of AC drives are …
Published in Trends in Electrical Engineering · Vol. 5, Issue 1, 2015 · pp. 28–35 Read article
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Performance Analysis of Conventional Direct Torque Control Strategy for Wide Range Speed Control of Induction Motor Drives
Abstract: Decoupled control of induction motor drives is possible using Direct Torque Control (DTC) method which is very simple control approach paralleled to field oriented control. It is very good alternative for applications like traction or automobile where direct torque control is needed. But speed control from zero to rated or even beyond rated speed is required in such applications. Torque ripples, variable switching frequency and poor low speed performance are …
Published in Trends in Electrical Engineering · Vol. 5, Issue 3, 2015 · pp. 36–45 Read article
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Modern perspectives on composite armor
Abstract: This article is study of garment oriented schemes to learn composite armor. Bulletproof armor has been developed to protect humans from destructive weapon. Assess has been to develop low-cost, easy in fabricate originated easy wearable biocompatible bulletproof garment. Suggestive estimation has scriptive issued competence between variations in plate thickness and amount of energy absorbed by lamination of armor. Henceforth, observation has been 12mm thickness of composite plate lying to be …
Published in Trends in Machine design · Vol. 8, Issue 3, 2021 · pp. 14–20 Read article
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Modelling of Spot Weld Features Using Solid Works and Experimental Modal Analysis of Resistance Spot Welded Thin Sheets of Low Carbon Steel Panels
Abstract: Resistance Spot Welding of thin (RSW) low carbon steel sheets are widely used in automotive, aero-space sectors, furniture, medical equipments, packaging and electronics industries. Although, RSW is well established for low thickness sheets and static design guidelines are well defined, the dynamic analysis of spot welded panels has not been studied in detail. In this paper, solid modeling is done using Solid Works incorporating all the spot weld geometrical features …
Published in Trends in Machine design · Vol. 10, Issue 3, 2023 · pp. 29–39 Read article
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Fabrication and Evaluation of Mechanical Properties of Banana Fiber Reinforced Epoxy Composites
Abstract: Natural fiber reinforced composites are gaining attention in recent days due to eco-friendly nature, sustainability, low cost and easy availability. The natural fibers are enriched with favorable mechanical properties which diversify artificial fibers are bio-degradable, nonhazardous, light weight. In this submission, specimens of the banana fiber reinforced epoxy composites are developed to evaluate the mechanical properties. The composite sample specimens are designated with different fiber orientations using the hand lay-up …
Published in Trends in Mechanical Engineering & Technology · Vol. 10, Issue 1, 2020 · pp. 37–47 Read article
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Analysis and Strength Assessment of Solid and Honey Comb Structure of Turbofans in Aeroengines
Abstract: Weight reduction of turbofan engines is one of the main concerns of aero engine manufacturers inorder to reduce fuel burn. To achieve higher fuel efficiency, aero engine manufacturers developturbofans with higher bypass ratio, which can only be achieved with larger (and heavier) fan sections.This makes weight reduction in fan components a major consideration and becomes a key driver forthe use of composite materials in future engines. The objective of this …
Published in Trends in Mechanical Engineering & Technology · Vol. 11, Issue 1, 2021 · pp. 1–16 Read article
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Evaluation of Surface Replication of Injection Molded Products Using a Diffraction Method
Abstract: ABSTRACT An evaluation method of surface replication for molded parts, which utilizes optical diffraction phenomena, is proposed. In general, the intensity of the diffracted light increases as the replication ratio becomes large, which leads to the increase in directly transmitted light. As a result, the surface in highly replicated region appears to be darker compared with the other region. An inversely proportional relationship between the 0th-order diffraction efficiency and the …
Published in Trends in Opto-electro & Optical Communication · Vol. 2, Issue 1, 2012 · pp. 18–27 Read article
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Adaptive Linear Gabor Response Pattern for Palm-print Recognition
Abstract: The advancement of the information society has increased the demand for secure identity systems in a wide range of applications, including financial transactions, forensics, border control, computer security, and law enforcement. Biometrics is an alternative method for accurate and trustworthy authentication in a highly networked society. It is the science of using behavioural (gait, keystroke, signature, etc.) and physiological (face, ear, finger, palmprint, DNA etc.) attributes to validate an individual's …
Published in Trends in Opto-electro & Optical Communication · Vol. 12, Issue 2, 2022 · pp. 1–12 Read article
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User Education and Information Literacy (IL): A vital role of libraries towards Learning
Abstract: In the vital impact on user education and IL (information literacy) models by integrating ICT (information and communications technology) and computer skills research and technical skills. By research and computer new develop technologies change on user Education and IL. In future technologies change the method of user education and IL. In the conversation user education is necessary requirement about communication for the flow of idea from each other. It is …
Published in Current Trends in Information Technology · Vol. 10, Issue 1, 2020 · pp. 9–16 Read article
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Correlation Between Software Metrics and Defects
Abstract: Nowadays open source software systems are more popular and plying very important roles in many scientific and business software applications. Most companies are searching for open source software projects and many of them are using this open source projects in their own work. But as a result, open source software is commonly developed with a special management style than the economic ones, the standard and reliableness of the code have …
Published in Journal of Computer Technology & Applications · Vol. 9, Issue 1, 2018 · pp. 6–11 Read article
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Web Services Approach to Address the Challenges in Tribal Development
Abstract: ABSTRACTIn the world of ever-maturing distributed computing, service oriented architecture (SOA) and representational state transfer (REST) are the popular distributed architectures whereas web services, Windows communication foundation (WCF), .net remoting, etc., are the core components of inter-service communications. In a multi-application environment, applications multiply very fast and consequently inter-communication complexity grows at an alarmingrate. Simplifying the inter-application communication is a long desired goal for several reasons. Specifically, in e-Governance type …
Published in Journal of Computer Technology & Applications · Vol. 3, Issue 2, 2012 · pp. 42–54 Read article