Results 11 to 20 of about 115,733 (263)
Study on the Influence of Winding Height on the Short-Circuit Withstand Capability of 110 kV Transformers. [PDF]
Sensors (Basel)The short-circuit withstanding capability of a transformer is a critical indicator for evaluating its operational reliability. This study investigates the influence of the low-voltage winding height, a key structural parameter, on the electromagnetic ...
Ma Y +7 more
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Improving the Force and Time Response of a DC Solenoid Electromagnetic Actuator by Changing the Lower Core Angle [PDF]
Journal of Electromagnetic Engineering and Science, 2021 The aim of almost any electromagnetic actuator development is to increase the electromagnetic force with which an actuator acts on a plunger with as fast a time response as possible while maintaining the dimensions as small as possible.
Eduard Plavec +2 more
doaj +1 more source
IEEE Access, 2020 Tube electromagnetic bulging has been given much attention due to its superior advantages in the field of light alloy processing. However, the conventional tube electromagnetic bulging process exhibits some critical issues that restrict its wide ...
Li Qiu +7 more
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Mathematical model of a novel 12/14 conical bearingless switched reluctance motor
Energy Reports, 2022 Aiming at the defect that the traditional bearingless switched reluctance motor cannot control the axial suspension force, so that the rotor cannot achieve five-degree-of-freedom suspension by itself, this study presents an innovative 12/14 conical ...
Zhenyao Xu +4 more
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Magnetochemistry, 2021 The magnetic suspension wind tunnel balance (MSBS) is an entirely new device for aerodynamic measurement, and it makes the best of the electromagnetic force to suspend the aircraft model in the wind tunnel without contact. Compared with conventional wind
Mingda Zhai +3 more
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Axial Force Detection Based on Electromagnetic Ultrasonic of Power Bolt
Journal of Physics: Conference Series, 2023 Abstract Bolts are widely used in industrial production, and the electromagnetic ultrasonic shaft force detection method is designed based on power bolts. Combined with the actual characteristics, the curve is divided into linear and non-linear characteristic curves, and the power bolt’s strength coefficient in the free and tightened ...
Zhaobin Wu +3 more
openaire +1 more source
IEEE 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 +1 more source
Tube Electromagnetic Free Bulging Based on Internal Negative-External Positive Three-Coil System
IEEE Access, 2020 Controlling the direction and profile of the electromagnetic force (EMF) is a key of improving the tube axial-uniformity and wall thickness during the electromagnetic forming process.
Li Qiu +6 more
doaj +1 more source
Numerical Analysis of Tube Expansion by Electromagnetic Forming Using Magnetic Field Shaper
IEEE Access, 2020 Uneven axial deformation is the current main issue of the tubes electromagnetic bulging technology which calls for innovative and cost-effective solutions.
Li Qiu +7 more
doaj +1 more source
Programmable Information Processing With Reconfigurable Self‐Contact Variable Stiffness Mechanical Metamaterial [PDF]
Advanced scienceReconfigurable self‐contact variable stiffness metamaterials based on shape memory polymers enable programmable stiffness switching. Static arrays store and encrypt information with immunity to electromagnetic interference, while asymmetric stiffness converts symmetric vibration into directional matter transport.
Qin H +7 more
europepmc +2 more sources