High-temperature superconducting maglev structure and high-temperature superconducting strip maglev train

A technology of high-temperature superconducting strips and maglev trains, applied in the field of maglev, can solve problems such as poor decoupling and insufficient stability of the integrated rigid suspension frame, and achieve high stability and decoupling, high engineering application value, and stable drive Effects on Efficiency and Performance

Active Publication Date: 2020-06-23
成都睿逸谷科技有限责任公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to provide a high-temperature superconducting maglev structure and a high-temperature superconducting strip maglev train, so as to solve the problems of insufficient stability and poor decoupling of the integrated rigid suspension frame in the prior art, and realize the improvement of the stability of the suspension frame and purpose of decoupling

Method used

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  • High-temperature superconducting maglev structure and high-temperature superconducting strip maglev train
  • High-temperature superconducting maglev structure and high-temperature superconducting strip maglev train
  • High-temperature superconducting maglev structure and high-temperature superconducting strip maglev train

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Effect test

Embodiment 1

[0056] The high-temperature superconducting magnetic levitation structure includes a permanent magnet track 9 and a levitation frame 10 located above the permanent magnet track 9. The bottom of the levitation frame 10 is provided with a levitation dewar 8 facing the permanent magnet track 9. The levitation frame 10 It includes two wedge blocks with opposite inclined surfaces, and the inclined surfaces of the two wedge blocks are connected by a plurality of elastic members 11. The elastic member 11 in this embodiment is preferably a tension spring, and the suspension frame is composed of two wedge-shaped blocks on the left and right, which are coupled by two tension springs, which has higher stability and decoupling than a rigid connection.

Embodiment 2

[0058] On the basis of Embodiment 1, the permanent magnet track 9 is a halbach array track with a cross-sectional structure consisting of four horizontally magnetized magnets and three vertically magnetized magnets alternately arranged. The floating Dewar 8 is provided with a superconducting material composed of a plurality of superconducting unit arrays, and the superconducting unit includes a curved stacking unit formed by stacking a plurality of layers of high temperature superconducting tapes along a curved surface. The curved surface is a circular arc surface with a concave surface facing down. A number of curved stacking units are arranged side by side to form a curved stacking group; it also includes a vertical stacking group formed by a number of vertical stacking units side by side, the vertical stacking unit is formed by stacking a plurality of layers of vertically distributed high temperature superconducting tapes The superconducting material is formed by alternating...

Embodiment 3

[0060] In order to overcome the shortcomings of the existing YBCO high-temperature superconducting block maglev train system (limited load and guiding capacity, unstable motor air gap, low structural strength of the suspended dewar, YBCO block material is easy to deteriorate and chip, etc.), the design such as figure 1 , Figure 2a The high-temperature superconducting strip maglev train shown, combined with finite element simulation and actual production and processing experience, carries out technical development and performance optimization on core modules such as permanent magnet track, levitation dewar, and ReBCO high-temperature superconducting strip maglev system. In order to form the ReBCO high-temperature superconducting strip maglev train technology that can replace the YBCO high-temperature superconducting block maglev train, thus breaking the foreign monopoly of YBCO high-temperature superconducting block and floating Dewar technology.

[0061] In this embodiment, the l...

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Abstract

The invention discloses a high-temperature superconducting magnetic suspension structure and a high-temperature superconducting strip magnetic suspension train. The high-temperature superconducting magnetic suspension structure comprises a permanent magnetic rail, a suspension frame and a traction linear motor, wherein the suspension frame is located above the permanent magnetic rail, the bottom of the suspension frame is opposite to a suspension dewar of the permanent magnet rail. The suspension dewar comprises two wedge-shaped blocks, wherein inclined surfaces of the wedge-shaped blocks areopposite, and the inclined surfaces of the wedge-shaped blocks are connected through a plurality of elastic members. The permanent magnetic rail is fixed on a rail bed, the suspension frame is provided with carriages, wherein the carriages are connected with the two wedge-shaped blocks. The traction linear motor is used for driving the suspended frame to move on the traction linear motor. The invention aims to provide the high-temperature superconducting magnetic suspension structure and the high-temperature superconducting strip magnetic suspension train. Compared to a traditional rigid connection structure, the suspension frame has higher stability and decoupling performance, and the suspension capability is superior to a high-temperature superconductor block magnetic suspension system in the prior art, and therefore the structure and the train have higher engineering application value and advantages.

Description

Technical field [0001] The invention relates to the field of magnetic suspension, in particular to a high-temperature superconducting magnetic suspension structure and a high-temperature superconducting strip magnetic suspension train. Background technique [0002] Modern high-speed wheel-rail trains have a maximum commercial operating speed of 350km / h. The next step in speed increase will face the constraints of wheel-rail adhesion systems, air resistance, noise and vibration. The maglev train is based on electromagnetic force to achieve non-contact levitation and guidance. It is driven by linear motor traction. It has the advantages of high speed, stability, low noise, energy saving, low carbon, small turning radius and strong climbing ability. It has the advantages of high-speed transportation applications. Broad prospects. The main maglev technologies include: electromagnetic levitation technology, electric maglev technology and high-temperature superconducting bulk maglev t...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B60L13/10H01F6/00H01F6/04
CPCB60L13/10H01F6/00H01F6/04
Inventor 侯俊逸刘睿
Owner 成都睿逸谷科技有限责任公司
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