Results 301 to 310 of about 1,113,144 (380)
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Modeling and Simulation of Electromagnetic Field of Electromagnetic Coil Launcher

IEEJ Transactions on Electrical and Electronic Engineering, 2021
Electromagnetic coil launcher is a kind of special linear motor. In order to study the trigger principles of multi‐stage electromagnetic coil launcher, based on the electromagnetic field theory, the paper deduced the field‐circuit coupling magnetic field control equations of multi‐stage synchronous inductive coil with the consideration of inter‐stage ...
Xiaocun Guan   +3 more
openaire   +2 more sources

Motion Control of Capsule Robot Based on Adaptive Magnetic Levitation Using Electromagnetic Coil

IEEE Transactions on Automation Science and Engineering, 2023
In view of the magnetically actuated capsule robot applications in diagnoses of human stomach disease, the challenges that are associated with degrees-of-freedom (DOF), environmental adaptability, and the size of the entire system must be addressed.
Li Song   +10 more
semanticscholar   +3 more sources

Investigation of the electromagnetic attractive forming utilizing a dual-coil system for tube bulging

Journal of Manufacturing Processes, 2020
The electromagnetic force between the tube and the coil is generally dominated by repulsive Lorentz force in the existing electromagnetic tube forming systems.
Shaowei Ouyang   +8 more
semanticscholar   +3 more sources

Reducing Motion-Induced Noise With Mechanically Resonant Coil Sensor in a Rigid Helicopter Transient Electromagnetic System

IEEE Transactions on Industrial Electronics, 2020
Motion-induced noise (MIN) level is a crucial factor in a rigid helicopter transient electromagnetic (TEM) system, which is limited by two intrinsic constraints. First, the large transient transmitting current generates a disordered electromagnetic field
Feijiao Liu   +7 more
semanticscholar   +3 more sources

Analysis and Design of Coil-Based Electromagnetic-Induced Thermoacoustic for Rail Internal-Flaw Inspection

IEEE Transactions on Intelligent Transportation Systems, 2019
A novel coil-based electromagnetic-induced thermo-acoustic system is presented for detecting the flaws inside a rail. The fundamental is derived and the overall energy density distribution is simulated using finite element method.
Wensong Wang   +6 more
semanticscholar   +3 more sources

Gradient electromagnetic forming (GEMF): A new forming approach for variable-diameter tubes by use of sectional coil

International Journal of Machine Tools and Manufacture, 2018
A new gradient electromagnetic forming (GEMF) approach that utilizes the gradient electromagnetic force generated by use of a sectional coil is proposed to meet force-field requirements concerning deformation of specially shaped variable-diameter tubes ...
Jianjun Li   +5 more
semanticscholar   +3 more sources

Electromagnetic Coil Gun – Construction and Basic Simulation

2014
A single-stage, sensorless, coil gun was designed to demonstrate the capability to accelerate a ferromagnetic projectile to high velocity. This paper summarizes all important steps during coil gun design, such as physical laws of the coil gun, preliminary calculations, the testing device and the final product.
B. Skala, V. Kindl
openaire   +2 more sources

Electromagnetic-thermal-mechanical behaviors of a no-insulation double-pancake coil induced by a quench in the self field and the high field

Superconductors Science and Technology, 2021
High-temperature superconducting double-pancake (DP) coils wound by the no-insulation (NI) approach have been proved to have a high thermal stability and a self-protecting ability.
Donghui Liu   +4 more
semanticscholar   +1 more source

Weak Coupling Technology With Noncoplanar Bucking Coil in a Small-Loop Transient Electromagnetic System

IEEE transactions on industrial electronics (1982. Print), 2021
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.
Jian Chen   +3 more
semanticscholar   +1 more source

Wireless Electric Vehicle Charger With Electromagnetic Coil-Based Position Correction Using Impedance and Resonant Frequency Detection

IEEE transactions on power electronics, 2020
Wireless power transfer (WPT) is an enabling technology for electric vehicles (EV), as it eliminates driver intervention during charging. Major challenges to the adoption of WPT systems include coil misalignment and large air-gap WPT, both of which ...
N. Khan, H. Matsumoto, O. Trescases
semanticscholar   +1 more source

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