Results 41 to 50 of about 55,372 (282)

Magnetic sheet-backed search coil for pulsed-induction metal detector system [PDF]

open access: yes, 2014
Magnetic sheet backing of the search coil is proposed to improve the detection range of a pulsed-induction (PI) metal detector (MD) system. A planar square spiral mono coil is printed on an FR-4 substrate, and layers of magnetic sheets are attached to ...
Lee, Seung-eui   +3 more
core   +1 more source

High uniformity magnetic coil for search of neutron electric dipole moment [PDF]

open access: yes, 2011
We present in this article a prototype magnetic coil that has been developed for a new search for the electric dipole moment of the neutron at the Spallation Neutron Source at Oak Ridge National Laboratory.
Carr, R.   +17 more
core   +1 more source

Measurement of Sudden Displacements in Superconducting Coils using Search-coils

open access: yesTEION KOGAKU (Journal of the Cryogenic Society of Japan), 2009
Search-coils, which can detect magnetic field variations, have been applied to the measurement of superconducting coil displacements. The advantage of the search-coil is that it can measure displacements which occur in an arbitrary section of a superconducting coil without making contact with a winding.
AOKI, Manabu   +4 more
openaire   +2 more sources

Search Coil-Based Startup Angle and Rotor Position Estimation for Enhanced Full-Speed-Range Motor Drives

open access: yesIEEE Access
This study presents a fully integrated motor drive system capable of full-speed-range operation by employing a rotor angle estimation method based on an enhanced search coil architecture.
Hsien-Yuan Hsu, Min-Fu Hsieh
doaj   +1 more source

Design of PCB search coils for AC magnetic flux density measurement

open access: yesAIP Advances, 2018
This paper presents single-layer, double-layer and ten-layer planar square search coils designed for AC magnetic flux density amplitude measurement up to 1 T in the low frequency range in a 10 mm air gap.
Michal Ulvr
doaj   +1 more source

Inductive localization accuracy of a passive 3-D coil in an Industry 4.0 environment [PDF]

open access: yesJournal of Sensors and Sensor Systems, 2019
In this paper a localization system of a passive 3-D coil is proposed and signal uncertainties due to the 3-D coil's arbitrary orientation are analyzed. The 3-D coil is excited by an alternating primary magnetic field.
R. Psiuk   +5 more
doaj   +1 more source

Development of a magnetic field measurement system using a tri-axial search coil [PDF]

open access: yes
In order to measure the magnetic field noise around electric devices, we developed a measurement system using a triaxial search coil. The crosstalk of the orthogonal search coils is less than -40 dB between the tri-axial search coil sensors. The measured
Tosaka, Toshihide   +2 more
core   +1 more source

Examples of simultaneous horizontal and vertical eye position traces obtained with the search coil and video tracking, for each participant. [PDF]

open access: yes, 2015
Red triangles represent microsaccades detected with the video tracker; blue triangles represent microsaccades detected with the search coil. Note that microsaccades were detected by viewing the vertical and horizontal traces simultaneously.
Jorge Otero-Millan (389215)   +6 more
core   +1 more source

Routine phasing of coiled-coil protein crystal structures with AMPLE

open access: yesIUCrJ, 2015
Coiled-coil protein folds are among the most abundant in nature. These folds consist of long wound α-helices and are architecturally simple, but paradoxically their crystallographic structures are notoriously difficult to solve with molecular-replacement
Jens M. H. Thomas   +5 more
doaj   +1 more source

Enhancing the Fault Ride-through Capability of a DFIG-WECS Using a High-Temperature Superconducting Coil

open access: yesEnergies, 2021
With the increase in doubly fed induction generator-based wind energy conversion systems (DFIG-WECS) worldwide, improving the fault ride-through (FRT) capability of the entire system has been given much attention.
Mohamed I. Mosaad   +4 more
doaj   +1 more source

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