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Method and magnet arrangement system for charging hts shimming device

A shim conductor and charging device technology, which is applied in the field of HTS shim device charging, can solve the problems of complex wiring shim coil control, and difficulty in realizing precise switching of superconducting switching times.

Active Publication Date: 2021-11-09
BRUKER SWITZERLAND AG
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Wiring and control of the shim coils is complex due to additional signal and control lines
In addition, the time-precise switching of superconducting switches required for precise current regulation is difficult to achieve.

Method used

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  • Method and magnet arrangement system for charging hts shimming device
  • Method and magnet arrangement system for charging hts shimming device
  • Method and magnet arrangement system for charging hts shimming device

Examples

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Embodiment Construction

[0062] exist figure 1 A magnet arrangement is shown in the system according to the invention. The magnet arrangement comprises a cryostat system 3, the cryostat has a room temperature bore 4. A main magnet for generating a main magnetic field of a HTS 5 and adapted to adjust the main magnetic field shimming or homogenizing apparatus 2 located in the cryostat 3, a main magnet having a main magnet longitudinal axis z. To HTS shimming device 2 is charged, the charging apparatus 1 is provided by the charging means can be inductively to a charging apparatus 2 HTS shim. Said charging means comprises a charging coil P, via the supply line charging coil 6 is energized by the energizing means 7. Inner (charging process for charging the coil P is provided at rt hole 4 figure 1 Shown), so that the charging coil can be optimally with P shimming device 2 coupled HTS. HTS shimming means inductively charging process 2 performed.

[0063] figure 2 HTS shimming device shown preferred relative arr...

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Abstract

The invention relates to a method for charging an HTS shimming device (2) of a superconducting electromagnetic coil arranged in a cryostat (3) with a room temperature hole (4) by means of a charging device (1), said The HTS shim device (2) comprises at least one superconducting closed HTS shim conductor line (C) and a shim switch (S) for temporarily interrupting the superconducting state in a section of the HTS shim conductor line (C) ), characterized in that the charging device (1) comprises at least one primary circuit with at least one normally conducting charging coil (P) and the HTS shim conductor line (C) constitutes a secondary circuit, through which the charging coil (P) The resulting change in the magnetic flux passing through the secondary circuit achieves a current change in the secondary circuit, at least temporarily opening the shim switches (S) in an arbitrary sequence in the first phase for shimming at the HTS The superconducting state is interrupted in a section of the conductor line (C), the charging coil (P) is positioned in the room temperature hole (4), and at least the current in the primary coil is changed; in the second stage, by closing all The shim switch (S) makes the HTS shim conductor line (C) superconducting closed; and in the third phase, with the shim switch (S) closed, changes the current in the primary coil and / or Remove the charging coil (P) from the room temperature hole (4).

Description

Technical field [0001] The present invention relates to a method for using a charging means is provided, the HTS shim means has at least one HTS cryostat has a room temperature bore of the superconducting magnetic coil system process (= high temperature superconductor) shimming means for charging closed superconducting HTS conductor tracks and the shim for shimming a temporary interruption in a superconducting state shim section HTS conductor lines of the switch. The present invention further relates to a magnet system arranged for performing the method according to the present invention. Background technique [0002] HTS describes a shimming means [03] and to a method for the HTS shimming means for charging. [0003] Generating a main magnetic field generated by, for example, [01], [02], [03] and [09] of known superconducting HTS coils closed, the HTS coil may be used as part of the main magnet or electromagnetic coil of the main magnet system. [0004] To use a superconducting ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H01F6/00H01F6/06
CPCH01F6/008H01F6/00H01F6/06G01R33/3875G01R33/3815
Inventor K·J·古恩特R·绍韦克尔
Owner BRUKER SWITZERLAND AG