Results 11 to 20 of about 57,166 (309)

Virtual actuators with virtual sensors [PDF]

open access: yesProceedings of the Institution of Mechanical Engineers, Part I: Journal of Systems and Control Engineering, 2005
The virtual actuator approach to bond graph based control is extended to use virtual sensor inputs; this allows relative degree conditions on the controller to be relaxed. Furthermore, the effect of the transfer system can be eliminated from the
Gawthrop, P.J.
core   +3 more sources

Eddy Current Sensor System for Tilting Independent In-Process Measurement of Magnetic Anisotropy

open access: yesSensors, 2021
Modern production equipment is based on the results of quality control as well as process parameters. The magnetic anisotropy of materials is closely connected to internal mechanical stress by the Villari effect, and also to hardening effects due to ...
Frank Wendler   +6 more
doaj   +1 more source

Situational Understanding in the Human and the Machine

open access: yesFrontiers in Systems Neuroscience, 2021
The Air Force research programs envision developing AI technologies that will ensure battlespace dominance, by radical increases in the speed of battlespace understanding and decision-making.
Yan Yufik, Raj Malhotra
doaj   +1 more source

Analysis of stress influence and plastic strain on magnetic properties during the forming process

open access: yesAdvances in Industrial and Manufacturing Engineering, 2021
The aim of this paper is to analyze the relation between magnetic and mechanical properties during and after forming processes. For this purpose, several tensile tests were carried out on sheet metal samples up to a defined plastic strain.
Robert Laue   +4 more
doaj   +1 more source

Virtual In Situ Calibration for Operational Backup Virtual Sensors in Building Energy Systems

open access: yesEnergies, 2022
Intelligent building systems require a data-rich environment. Virtual sensors can provide informative and reliable sensing environments for operational datasets in building systems.
Jabeom Koo, Sungmin Yoon, Joowook Kim
doaj   +1 more source

Virtual Pressure Sensor for Electronic Expansion Valve Control in a Vapor Compression Refrigeration System

open access: yesEnergies, 2020
Virtual sensor technology, which uses simulation models/algorithms to calculate a value to represent an unmeasured variable or replace a directly measured reading, has attracted many studies in the heating, ventilation, air conditioning and refrigeration
Jian Sun, Jin Dong, Bo Shen, Wenhua Li
doaj   +1 more source

Virtual Sensor for Accuracy Monitoring in CNC Machines

open access: yesJournal of Manufacturing and Materials Processing, 2022
Vibrations are limiting the productivity and the process quality of cutting machine tools. For the monitoring of these vibrations, often external sensors, such as acceleration sensors, are used.
Felix Doerrer   +3 more
doaj   +1 more source

Digital Twin as a Virtual Sensor for Wind Turbine Applications

open access: yesEnergies, 2023
Digital twins (DTs) have been implemented in various applications, including wind turbine generators (WTGs). They are used to create virtual replicas of physical turbines, which can be used to monitor and optimize their performance.
Mahmoud Ibrahim   +6 more
doaj   +1 more source

Estimating Volumetric Water Content in Soil for IoUT Contexts by Exploiting RSSI-Based Augmented Sensors via Machine Learning

open access: yesSensors, 2023
This paper aims at proposing an augmented sensing method for estimating volumetric water content (VWC) in soil for Internet of Underground Things (IoUT) applications.
Matteo Bertocco   +3 more
doaj   +1 more source

Virtual Issue: Molecular Sensors [PDF]

open access: yesChemistryOpen, 2014
A molecular sensor, also known as a chemosensor or probe, is a molecular or supramolecular-based system that is able to transform probe–analyte interactions into a signal which allows analyte sensing. The most common output signals are usually optical or electrochemical changes.
openaire   +3 more sources

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