نتایج جستجو برای: electromagnetic levitation
تعداد نتایج: 78176 فیلتر نتایج به سال:
When we place a superconductor above magnet, observe levitation of the magnet. But when placing perfect diamagnetic material no is observed. This difference in behavior between and presence an external magnetic field explained by classical description Meissner effect implemented this article. We have shown here that nothing more than electromagnetic interaction created also allowed us to give r...
Because a rotor has no permanent magnet and low manufacturing cost, bearingless switched reluctance motor (BSRM) unique advantages in medical health, biochemical reactions, other applications that need to be abandoned after single use or require the system deal with high-temperature fluid. By analyzing topological characteristics of BSRM, suspension mechanism operation were described. A finite ...
We studied structure and dynamics in liquid Ge ${\text{Si}}_{20}{\text{Ge}}_{80}$. Quasielastic neutron scattering (QNS) was employed to accurately determine the self-diffusion coefficient. Static factors were measured using x-ray diffraction. Containerless processing via electromagnetic levitation (EML) enabled obtain over a broad temperature range from metastable regime of undercooled melt se...
In case of high-speed maglev trains, the propulsion force of their Linear Synchronous Motor (LSM) is an essential performance element since the LSM is responsible for both the propulsion and levitation of the train. A large thrust force ripple causes vibration, noise and severe levitation disturbance during the train operation. Because of these reasons, efforts must be made to reduce the thrust...
In this work a novel method is introduced for the estimation of the position of a self-sensing magnetic levitation system, based on a least squares identification strategy. In the first step, a detailed mathematical model of the magnetic levitation system is derived and the properties of this system are analyzed for the case of a pulse-width modulated control. Based on this model, an estimation...
The dispersed particles of magnetorheological fluid form stable chain-like clusters under the magnetic field, and show an effect of controllable flowability and shape. Based on this characteristic, using migration magnetic acted on the magnetorheological fluid, the object directional migration can be realized, and then the magnetorheological fluid forms levitation at the same time, which has li...
A deep learning approach to predict thermophysical properties of metastable liquid Ti-Ni-Cr-Al alloy
The physical properties of liquid alloy are crucial for many science fields. However, acquiring these remains challenging. By means the deep neural network (DNN), here we presented a learning interatomic potential Ti–Ni–Cr–Al system. Meanwhile, thermophysical were experimentally measured by electrostatic levitation and electromagnetic technologies. DNN predicted this system accurately in terms ...
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