Results 11 to 20 of about 182,908 (304)

Micro air vehicles energy transportation for a wireless power transfer system [PDF]

open access: yes, 2019
The aim of this work is to demonstrate the feasibility use of an Micro air vehicles (MAV) in order to power wirelessly an electric system, for example, a sensor network, using low-cost and open-source elements.
Casas Piedrafita, Óscar   +3 more
core   +2 more sources

Magnetic induction pneumography: a planar coil system for continuous monitoring of lung function via contactless measurements

open access: yesJournal of Electrical Bioimpedance, 2010
Continuous monitoring of lung function is of particular interest to the mechanically ventilated patients during critical care. Recent studies have shown that magnetic induction measurements with single coils provide signals which are correlated with the ...
Gürsoy Doğa, Scharfetter Hermann
doaj   +1 more source

The Reference Wideband Inductive Current Transformer

open access: yesEnergies, 2023
The aim of this paper is to show that the developed inductive current transformer may ensure the required wideband transformation accuracy and it may be applied, as the reference source, in the measuring system for the evaluation of the transformation ...
Michal Kaczmarek   +2 more
doaj   +1 more source

Simulation of Foreign Object Detection Using Passive Inductive Sensors in a Wireless Charging System for Electric Vehicles

open access: yesWorld Electric Vehicle Journal, 2023
During wireless charging of the traction battery of electrically powered vehicles, the active area between the ground and vehicle assemblies must be monitored for inductive power transfer.
Uwe Hentschel   +3 more
doaj   +1 more source

Measurement of self-inductance [PDF]

open access: yesAmerican Journal of Science, 1905
n ...
Whitehead, J. B., Hill, H. D.
openaire   +1 more source

Aspects of Foreign Object Detection in a Wireless Charging System for Electric Vehicles Using Passive Inductive Sensors

open access: yesWorld Electric Vehicle Journal, 2022
If the energy transfer for charging the traction battery of an electric vehicle takes place wirelessly and with inductive components, the active area of the charging system must be monitored for safety reasons for the presence or intrusion of metallic ...
Uwe Hentschel   +4 more
doaj   +1 more source

A practical approach for magnetic core-loss characterization [PDF]

open access: yes, 1995
A practical approach for magnetic core-loss characterization up to a few megahertz is presented. An error analysis is for the first time performed, revealing that corrections are needed to compensate for errors introduced by the extra phase shift ...
Tan, F. Dong   +2 more
core   +1 more source

SiDIVS: Simple Detection of Inductive Vehicle Signatures with a Multiplex Resonant Sensor

open access: yesSensors, 2016
This work provides a system capable of obtaining simultaneous inductive signatures of vehicles traveling on a roadway with minimal cost. Based on Time-Division Multiplexing (TDM) with multiple oscillators, one for each inductive loop, the proposed system
José J. Lamas-Seco   +3 more
doaj   +1 more source

A lesson on induction of hypothermia and measurement of efficacy [PDF]

open access: yesCritical Care, 2014
AbstractBrain injuries caused by stroke are common and costly in human and resource terms. The result of stroke is a cascade of molecular and physiological derangement, cell death, damage and inflammation in the brain. This, together with infection, if present, commonly results in patients having an increased temperature, which is associated with worse
Harris, Bridget A, Andrews, Peter JD
openaire   +2 more sources

A giant magneto-inductive sensor for measuring high rotational speed of brushed and brushless direct-current motors

open access: yesAIP Advances, 2019
There is a paucity of research on measurement of high rotational speed of direct-current motors using giant magneto-inductive sensors. In this work, measurements of high rotation-speed of brushed and brushless direct-current motors were realized by using
Tao Wang   +3 more
doaj   +1 more source

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