Zobrazeno 1 - 10
of 1 809
pro vyhledávání: '"Primary field"'
Publikováno v:
Meitan xuebao, Vol 49, Iss 4, Pp 1976-1988 (2024)
Aiming at the difficulty in detecting concealed geological isomers using conventional geophysical method in ultra-wide coal working face, the electromagnetic response mechanism of mine transient electromagnetic (TEM) perspective detection with opposi
Externí odkaz:
https://doaj.org/article/6df8267e533842e69647d92128f1ff19
Autor:
Kumar, Mukesh, Das, Sukanta
Publikováno v:
COMPEL -The international journal for computation and mathematics in electrical and electronic engineering, 2022, Vol. 42, Issue 2, pp. 425-448.
Akademický článek
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Publikováno v:
Sensors, Vol 22, Iss 7, p 2675 (2022)
In the helicopter transient electromagnetic system (HTEM), weak-coupling coils reduce the mutual inductance of the transmitting and receiving coils, which can protect the data acquisition circuit and improve the signal-to-noise of the system. The PRB
Externí odkaz:
https://doaj.org/article/4ab4964664864e5cb5a6b1eee2648681
Publikováno v:
IEEE Transactions on Industrial Electronics. 69:3151-3160
Small-loop transient electromagnetic (TEM) method can be used for urban underground space detection. Given the mutual inductance between transmitting and receiving coils, the early secondary field signals are contaminated by primary field signals. To
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::458ad0be7b869b2e0d0b7a70f4b111f8
https://doi.org/10.1109/tie.2021.3066940
https://doi.org/10.1109/tie.2021.3066940
Publikováno v:
Sensors, Vol 20, Iss 2, p 519 (2020)
As an electromagnetic field conversion tool in the transient electromagnetic method (TEM), the weak coupling coils reduce the mutual inductance of its transmitter and receiver coils by special structural optimization, so the detection signal can be p
Externí odkaz:
https://doaj.org/article/3bfcf51e685d447a9bbd3a09ddad91dc
Publikováno v:
IEEE Transactions on Geoscience and Remote Sensing. 59:9120-9131
This article presents an efficient analytic algorithm to calculate the electromagnetic (EM) fields radiated from orthogonal magnetic and electric dipoles in the fully anisotropic planar-stratified media. The EM fields are transformed into the frequen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::12f3cf6d8c08da4c0f563280d853b6b1
https://doi.org/10.1109/tgrs.2020.3040193
https://doi.org/10.1109/tgrs.2020.3040193
Publikováno v:
NATURE AND SCIENCE. :44-48
Factors influencing the formation of land cover of Jalilabad cadastral region are one of the reasons for the diversity of soil formation processes in the area. Intra-zonal soils are subject to the laws of vertical zoning due to changes in the height
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9bb5164584ec502f294f5ecfa2c1ecfc
https://doi.org/10.36719/2707-1146/05/44-48
https://doi.org/10.36719/2707-1146/05/44-48
Autor:
S. I. Eminov
Publikováno v:
Journal of Communications Technology and Electronics. 65:1263-1266
The dependence of input impedances of vibrator and microstrip antennas on the profile of the primary field is investigated using the analytical inversion of the main hypersingular operator and the explicit form of the inverse integral operator. Gener
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::60de2feb822ad43b439adc0325ef831e
https://doi.org/10.1134/s1064226920110054
https://doi.org/10.1134/s1064226920110054
Publikováno v:
IEEE Transactions on Geoscience and Remote Sensing. 58:2937-2946
Induction logging through casing (ILTC) is of significant importance to the evaluation of residual oils. Traditional induction logging fails to work in cased wells due to the shielding effect of metallic casings. To date, the feasibility of ILTC rema
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3bbaf3d4b850e9f325539f56d7f3523d
https://doi.org/10.1109/tgrs.2019.2958096
https://doi.org/10.1109/tgrs.2019.2958096