High-temperature superconducting magnetic suspension structure and high-temperature superconducting strip magnetic suspension train

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

Active Publication Date: 2019-10-22
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 magnetic suspension structure and high-temperature superconducting strip magnetic suspension train
  • High-temperature superconducting magnetic suspension structure and high-temperature superconducting strip magnetic suspension 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 suspension frame 10 positioned above the permanent magnet track 9. The bottom of the suspension frame 10 is provided with a suspension Dewar 8 facing the permanent magnet track 9. The suspension frame 10 It includes two wedge-shaped blocks with opposite slopes, and the slopes of the two wedge-shaped blocks are connected by several elastic pieces 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, coupled by two tension springs, which has higher stability and decoupling performance than the integral rigid connection.

Embodiment 2

[0058] On the basis of Embodiment 1, the permanent magnet track 9 is a halbach array track whose cross-sectional structure is composed of four horizontally magnetized magnets and three vertically magnetized magnets arranged alternately. A superconducting material composed of a plurality of superconducting unit arrays is arranged in the suspended Dewar 8 , and the superconducting unit includes a curved surface stacking unit formed by stacking several layers of high temperature superconducting strips along a curved surface. The curved surface is an arc surface with the concave surface facing downward. Several curved surface stacking units are arranged side by side to form a curved surface stacking group; it also includes a vertical stacking group formed by several vertical stacking units arranged side by side in sequence, and the vertical stacking unit is formed by stacking several layers of vertically distributed high-temperature superconducting strips ; The superconducting mat...

Embodiment 3

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

[0061] In this embodiment, th...

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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, and the next speed increase will be limited by factors such as wheel-rail adhesion system, air resistance, noise and vibration. The magnetic levitation train realizes non-contact suspension and guidance based on electromagnetic force, and 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 great advantages in high-speed transportation applications. Broad prospects. The main maglev technologies include: electromagnetic levitation technology, electric maglev technology and high-temperature superconduct...

Claims

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Application Information

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Patent Type & Authority Applications(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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