The invention relates to the technical field of magnetic levitation and superconducting application, and discloses a superconducting magnet for an ultrahigh-speed maglev train. The superconducting magnet is operated in a superspeed environment, the superconducting magnet includes: a plurality of superconducting coils, an outer Dewar, a cold shield, an inner Dewar, a constant-current switch and a suspension support part, wherein the superconducting coils are used for generating a magnetic field, a vacuum state is formed between the outer Dewar and the inner Dewar, the inner Dewar is used for storing a refrigerating medium to provide an ultralow-temperature environment for the superconducting coils, the superconducting coils are connected with the outer Dewar and the inner Dewar, the outer Dewar is connected with a train body, the cold shield is arranged between the outer Dewar and the inner Dewar and used for shielding interference of an external high-frequency magnetic field on the superconducting coils, the suspension support part penetrates through the cold shield to be connected with the outer Dewar and the inner Dewar so as to be used for transmitting electromagnetic force in the suspension direction of the superconducting coils, and the constant-current switch is connected with the superconducting coils in parallel. Therefore, the superconducting magnet which can generatea safe and reliable magnetic field, is large in suspension force and can safely and stably operate on an ultrahigh-speed maglev train can be realized.
本发明涉及磁悬浮和超导应用技术领域,公开了一种用于超高速磁悬浮列车的超导磁体。其中该超导磁体在超高速环境下运行,该超导磁体包括:多个超导线圈、外杜瓦、冷屏、内杜瓦、恒流开关和悬浮支撑部件,超导线圈用于产生磁场,外杜瓦与内杜瓦之间为真空状态,内杜瓦用于存储制冷介质以为超导线圈提供超低温环境,超导线圈与外杜瓦和内杜瓦连接,外杜瓦与列车车体连接,冷屏设置在外杜瓦和内杜瓦之间用于屏蔽外界高频磁场对超导线圈的干扰,悬浮支撑部件穿过冷屏与外杜瓦和内杜瓦连接以用于传递超导线圈悬浮方向的电磁力,恒流开关与超导线圈并联。由此,可以实现能产生安全可靠的磁场、悬浮力较大、能在超高速悬浮列车上安全稳定运行的超导磁体。
Superconducting magnet for ultrahigh-speed maglev train
用于超高速磁悬浮列车的超导磁体
2020-07-21
Patent
Elektronische Ressource
Chinesisch
Ultrahigh-speed maglev train window and ultrahigh-speed maglev train
Europäisches Patentamt | 2024
|Superconducting Magnet for Maglev Train
British Library Online Contents | 1994
|Superconducting Magnet for Maglev Train
Online Contents | 1994
|Superconducting magnet device and superconducting maglev train
Europäisches Patentamt | 2022
|Supporting structure suitable for superconducting magnet, superconducting magnet and maglev train
Europäisches Patentamt | 2022
|