Results 21 to 30 of about 20,169 (264)

Research on borehole transient electromagnetic positioning method of azimuthal coil scanning detection

open access: yesMeitan xuebao
The borehole transient electromagnetic method is used to detect the long-range water-bearing bodies around the borehole wall by using the advanced water exploration borehole in the heading roadway, which avoids the “one’s opinion in one hole” because the
Jiulong CHENG   +3 more
doaj   +1 more source

Electromagnetic response characteristics of small coil device for mine transient electromagnetic method

open access: yes矿业科学学报, 2023
The study of the transient electromagnetic detection device with small sized coil and easy installation underground will offer new insights into the real-time dynamic exploration and forecast water-bearing structure in excavation roadway.By drawing on ...
Shi Zhihao   +3 more
doaj   +1 more source

Optimizing Task Orchestration for Distributed Real-Time Electromagnetic Transient Simulation

open access: yesIEEE Access
Transient simulation in power engineering is crucial as it models the dynamic behavior of power systems during sudden events like faults or short circuits. Electromagnetic transient simulations involve multiple coordinated tasks.
Qi Guo   +8 more
doaj   +1 more source

Experimental study on goaf detection by small loop transient electromagnetic method in complex terrain

open access: yesMeikuang Anquan, 2023
Due to the large terrain fluctuation and drop in Qianshuta well field, the layout of the ground large loop transient electromagnetic method detection device is limited. In order to find out the distribution range of goaf under the second Shanjing line of
Yi MU   +5 more
doaj   +1 more source

Shielding Performance of Materials Under the Excitation of High-Intensity Transient Electromagnetic Pulse

open access: yesIEEE Access, 2021
Shielding effectiveness (SE) dominates the shielding performance of materials. Under the excitation of high-intensity transient electromagnetic pulse, especially the wide-band transient electromagnetic pulse, how to characterize and calculate the SE of ...
Zhiyang Yan   +4 more
doaj   +1 more source

Two-Dimensional Whole Space Transient Electromagnetic Forward Response of Magnetic Moment in Arbitrary Direction

open access: yesIEEE Access, 2021
In the two-dimensional Cartesian coordinate system, a transient electromagnetic forward algorithm of the magnetic moment in arbitrary direction is developed to simulate the electromagnetic response characteristics of the whole space geoelectric model ...
Zhaoqiao Zhang, Shengdong Liu
doaj   +1 more source

Recycling of NiTi Shape Memory Alloys: Fundamental and Technological Aspects of a Vacuum Induction Melting Processing Route

open access: yesAdvanced Engineering Materials, EarlyView.
The present study investigates recycling of NiTi shape memory alloys via vacuum induction melting. An ingot was synthesized from elemental Ni and Ti and subjected to three subsequent remelting cycles. Remelting increases process durations and impurity levels and adversely affects microstructures and functional properties.
Sakia Sophia Noorzayee   +7 more
wiley   +1 more source

Transient electromagnetic sounding for groundwater

open access: yesGeophysics, 1986
Abstract The feasibility of using the transient electromagnetic sounding (TS or TDEM) method for groundwater exploration can be studied by means of numerical models. As examples of its applicability to groundwater exploration, we study four groundwater exploration problems: (1) mapping of alluvial fill and gravel zones over bedrock ...
Fitterman, David V., Stewart, Mark T.
openaire   +4 more sources

Large-Scale Power Grid ADPSS Electromagnetic Transient Modeling Method and Software Implementation Based on PSD-BPA Data

open access: yesZhongguo dianli
With the increasing scale of new energy, flexible DC, FACTS and other new power electronic equipment connecting to the power grid, the operational characteristics of the new large-scale power grid have undergone significant changes, and electromagnetic ...
Shuwen XU   +4 more
doaj   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

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