Results 1 to 10 of about 1,113,144 (380)

Study on Characteristics of Electromagnetic Coil Used in MEMS Safety and Arming Device [PDF]

open access: yesMicromachines, 2020
Traditional silicon-based micro-electro-mechanical system (MEMS) safety and arming devices, such as electro-thermal and electrostatically driven MEMS safety and arming devices, experience problems of high insecurity and require high voltage drive.
Yi Sun   +3 more
doaj   +5 more sources

Electromagnetic Force Distribution and Deformation Homogeneity of Electromagnetic Tube Expansion With a New Concave Coil Structure

open access: yesIEEE Access, 2019
In the conventional electromagnetic tube expansion, the end effects generated by the conventional helix coil may lead to inhomogeneous tube deformation in the axial direction.
Li Qiu   +8 more
doaj   +4 more sources

Electromagnetic coil optimization for reduced Lorentz forces [PDF]

open access: greenNuclear Fusion
The reduction of magnetic forces on electromagnetic coils is an important consideration in the design of high-field devices such as the stellarator or tokamak. Unfortunately, these forces may be too time-consuming to evaluate by conventional finite element modeling within an optimization loop.
Hurwitz, Siena   +2 more
semanticscholar   +4 more sources

Research on the Application of Microcast Electromagnetic Coil in an Si MEMS Bistable Recoverable Safety and Arming Device. [PDF]

open access: yesMicromachines (Basel), 2023
A low-driving energy and bistable recoverable MEMS safety and arming device (S&A), based on microcasting technology and deep silicon etching technology, is proposed to meet safety system requirements.
Lv S   +6 more
europepmc   +2 more sources

Particle Filtering Based Remaining Useful Life Prediction for Electromagnetic Coil Insulation. [PDF]

open access: yesSensors (Basel), 2021
Electromagnetic coils are one of the key components of many systems. Their insulation failure can have severe effects on the systems in which coils are used.
Guo H   +6 more
europepmc   +2 more sources

The Impact of Coil Winding Angle on the Force of DC Solenoid Electromagnetic Actuator [PDF]

open access: yesAdvances in Electrical and Electronic Engineering, 2019
This paper presents the research on the influence of coil parameter on the force of DC electromagnetic actuator. The coil parameter discussed in the paper is the angle between the windings.
Eduard Plavec   +2 more
doaj   +4 more sources

Control of Self-Winding Microrobot Using an Electromagnetic Drive System: Integration of Movable Electromagnetic Coil and Permanent Magnet. [PDF]

open access: yesMicromachines (Basel)
Achieving precise control over the motion position and attitude direction of magnetic microrobots remains a challenging task in the realm of microrobotics.
Li H, Zhang Z, Yi X, Jin S, Chen Y.
europepmc   +2 more sources

Analysis of Electromagnetic Force and Formability of Tube Electromagnetic Bulging Based on Convex Coil

open access: yesIEEE Access, 2020
Non-uniform axial deformation and tube wall thinning are the main issues restricting the further development of the tube electromagnetic bulging technology.
Li Qiu   +8 more
doaj   +2 more sources

Experimental testing of the electromagnetic coil – determining the range of electromagnetic coil

open access: yesIOP Conference Series: Materials Science and Engineering, 2018
The principle of steel fibre reinforced concrete structures is a uniform distribution of steel fibers in the given volume (structure or structural element), which, however, is not always possible to guarantee in the production. This is closely related to a problem of performing diagnosis of the existing steel fibre reinforced concrete structures ...
Komárková, Tereza   +3 more
openaire   +3 more sources

Coil Temperature Rise and Workpiece Forming Efficiency of Electromagnetic Forming Based on Half-Wave Current Method

open access: yesIEEE Access, 2020
Electromagnetic forming is a well-developed high-rate forming technology. An important issue of this technology is the temperature rise of the driving coil, which can adversely affect the coil service life.
Li Qiu   +8 more
doaj   +2 more sources

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