Results 21 to 30 of about 422,018 (234)

Comparative Performance of a Hybrid Renewable Energy Generation System with Dynamic Load Demand

open access: yesApplied Sciences, 2020
This article presents the modeling and simulation of a hybrid generation system, which uses solar energy generation, wind energy, and the regulation of a proton exchange membrane (PEM) cell to raise the demanded load, empowering the use of these hydride ...
Jhan Piero Rojas   +2 more
doaj   +1 more source

Modeling of the working accuracy for robotic belt grinding system for turbine blades

open access: yesAdvances in Mechanical Engineering, 2017
This article presents a calibration model for the whole grinding system to enhance its accuracy, because of the problem of low accuracy of the robotic belt grinding system which is due to the low absolute positioning accuracy of the robot as well as the ...
Junde Qi   +3 more
doaj   +1 more source

A Bayesian Model to Forecast the Time Series Kinetic Energy Data for a Power System

open access: yesEnergies, 2021
Withthe massive penetration of electronic power converter (EPC)-based technologies, numerous issues are being noticed in the modern power system that may directly affect system dynamics and operational security.
Ashish Shrestha   +2 more
doaj   +1 more source

Chaotic van der Pol Oscillator Control Algorithm Comparison

open access: yesDynamics, 2023
The damped van der Pol oscillator is a chaotic non-linear system. Small perturbations in initial conditions may result in wildly different trajectories.
Lauren Ribordy, Timothy Sands
doaj   +1 more source

Interrogating CGPA

open access: yesSAGE Open, 2014
The system of teaching and assessment in the higher education in India is passing through a phase of transition. Many of the universities in India have adopted the semester system with credit- and grade-based evaluation of students.
Vivek Kumar Jain, Sanjeev Bakshi
doaj   +1 more source

System Usability Scale Validation from The Expert Perspective [PDF]

open access: yesE3S Web of Conferences
The System Usability Scale (SUS) is a well-known method for quickly evaluating usability. Although SUS corresponds more strongly with user preference, quantitative data like SUS score is challenging to express in absolute terms.
Fiandhika Muhammad Fajar, Kelana Bayu
doaj   +1 more source

Progressive Concept Evaluation Method for Automatically Generated Concept Variants

open access: yesMATEC Web of Conferences, 2014
Conceptual design is one of the most critical and important phases of design process with least computer support system. Conceptual design support tool (CDST) is a conceptual design support system developed to automatically generate concepts for each ...
Woldemichael Dereje Engida   +1 more
doaj   +1 more source

Using Unsupervised Deep Learning Technique for Monocular Visual Odometry

open access: yesIEEE Access, 2019
Deep learning technique-based visual odometry systems have recently shown promising results compared to feature matching-based methods. However, deep learning-based systems still require the ground truth poses for training and the additional knowledge to
Qiang Liu   +3 more
doaj   +1 more source

Cross-correlation-based algorithm for absolute stress evaluation in steel members using the longitudinal critically refracted wave

open access: yesInternational Journal of Distributed Sensor Networks, 2018
The absolute stress in the in-service steel members is a critical indicator employed for the evaluation of structural performance. In the field of structural health monitoring, the stress is usually monitored by the stress monitoring system. However, the
Zuohua Li   +3 more
doaj   +1 more source

Dose distribution in a radiosurgery treatment for an acoustic neuroma

open access: yesBrazilian Journal of Radiation Sciences, 2021
Evaluation of the dose distribution delivered in a radiosurgery treatment of an acoustic neuroma using an adapted Alderson phantom and radiochromic film to assess absolute dose. A system was developed to perform the dose measurements, using the Alderson
Marco Antonio Costa Cardoso   +2 more
doaj   +1 more source

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