Results 21 to 30 of about 12,208 (282)

Wear debris measurement in lubricating oil based on inductive method: A review

open access: yesMeasurement + Control, 2023
Almost all of the wear debris generated during the operation of the machine is suspended in the circulating lubricating oil. The analysis of the wear debris in the lubricating oil can effectively monitor the wear state of the machine and provide early ...
Shimin Yang, Nan Cao, Bing Yu
doaj   +1 more source

New Sensor Based on Magnetic Fields for Monitoring the Concentration of Organic Fertilisers in Fertigation Systems

open access: yesApplied Sciences, 2020
In this paper, we test three prototypes with different characteristics for controlling the quantity of organic fertiliser in the agricultural irrigation system.
Daniel A. Basterrechea   +4 more
doaj   +1 more source

Measurement analysis of physical quantities for ballistic tests using different sensors [PDF]

open access: yesScientific Technical Review, 2023
Measurements of recoil and counter-recoil movement in weapons are essential in order to optimize ballistic performances, to ensure safety during firing, to improve the accuracy and the effectiveness of the weapon during its life cycle and to guide design
Allouche Toufik   +6 more
doaj   +1 more source

Nonlinear Kinetic Inductance Sensor

open access: yesJETP Letters, 2023
The concept of nonlinear kinetic inductance sensor (NKIS) of electromagnetic radiation is proposed. The idea is based on divergency of kinetic inductanceLk∼dq/dI(ℏqis a momentum of superconducting electrons,Iis a supercurrent) of hybrid superconductor/normal metal (SN) bridge at currentI*Idep(Idepis a depairing current of the hybrid) and temperatureT ...
openaire   +2 more sources

FINITE ELEMENT MODELLING OF INDUCTIVE SENSORS [PDF]

open access: yesCOMPEL - The international journal for computation and mathematics in electrical and electronic engineering, 1992
Practical aspects of finite‐element modelling of magnetic fields and calculating integral parameters such as a reflected impedance in inductive sensing devices are discussed. The electromagnetics of such sensors is briefly explained and some practical modelling techniques are put forward. Excellent agreement with experiment is reported.
Sykulski, J.K., Stoll, R.L.
openaire   +1 more source

Differential Structure of Inductive Proximity Sensor [PDF]

open access: yesSensors, 2019
The inductive proximity sensor (IPS) is applicable to displacement measurements in the aviation field due to its non-mechanical contact, safety, and durability. IPS can increase reliability of position detection and decrease maintenance cost of the system effectively in aircraft applications.
Yixin Guo   +4 more
openaire   +3 more sources

Radiometric Partial Discharge Detection: A Review

open access: yesEnergies, 2023
One of the most common failures or breakdowns that can occur in high-voltage (HV) equipment is due to partial discharges (PDs). This occurs as a result of inadequate insulation, aging, harsh environmental effects, or manufacturing flaws. PD detection and
Sinda Kaziz   +6 more
doaj   +1 more source

An Effective Method to Model and Simulate the Behavior of Inductive Angle Encoders

open access: yesSensors, 2022
Many angle or position sensors rank among the inductive encoders, although their sensing principle is different. The sensor design investigated in this paper is based on coupled coils, whereas the information about the position angle is modulated on the ...
Robert Alexander Dauth   +2 more
doaj   +1 more source

Sensor Fusion for Magneto-Inductive Navigation

open access: yesIEEE Sensors Journal, 2020
Magneto-inductive navigation is an inexpensive and easily deployable solution to many of today's navigation problems. By utilizing very low frequency magnetic fields, magneto-inductive technology circumvents the problems with attenuation and multipath that often plague competing modalities.
Johan Wahlstrom   +5 more
openaire   +6 more sources

Mathematical modelling and experimental validation of electrostatic sensors for rotational speed measurement [PDF]

open access: yes, 2014
Recent research has demonstrated that electrostatic sensors can be applied to the measurement of rotational speed with excellent repeatability and accuracy under a range of conditions. However, the sensing mechanism and fundamental characteristics of the
Yan, Yong, Wang, Lijuan
core   +1 more source

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