
[低溫] 超導磁體;超導磁鐵
The design, construction and test of a superconducting magnet consisting two asymmetric split coils for diffusion of inelastic and polarizing neutron are presented.
本文介紹用于中子擴散實驗的、由兩個非對稱螺管線圈組成的超導磁體的設計、制造和實驗工作。
With the research and development of superconducting technique and refrigerating technique , the superconducting magnet system has more and more application at present .
隨着超導技術和制冷技術的相互促進和共同發展,超導磁體系統已得到越來越廣泛的應用。
The stability parameters of superconducting tape can be measured by this system, and this work can be of real significance in the design and protection of superconducting magnet.
該系統可對超導帶材的穩定性參數進行測試,這對研究超導磁體的設計和失超保護具有重要的實際意義。
The structures and the design of ITER superconducting feeder system, which is an important reference to the feeder design for other superconducting magnet system, are described.
介紹了國際熱核試驗堆超導饋線系統的結構及設計情況,為同類型超導磁體的饋線設計提供了有益的參考。
In this article, a dewar for this superconducting magnet system is mainly described and experimental results about boil-off rate of the LHe under the condition of rotation and vibration is presented.
本文将主要描述該系統的杜瓦部分,并且給出在旋轉和振動條件下的液氦揮發實驗結果。
The power supply is an important part of the superconducting magnet system , it affords both steady current and reliable protection for the superconducting magnet system .
電流源及保護控制系統是超導磁體系統的重要組成部分,其主要任務是為超導磁體系統提供穩定電流并實現可靠的保護控制。
With the advancing technology in superconducting magnet, strong magnetic field has found more and more applications in scientific researches and industrial manufacturing.
近年來,隨着超導磁體技術的進步,圍繞與強磁場條件相關的應用得到迅速發展。
The present paper summarizes the design, development and test of the D3 superconducting magnet of the toroidal magnet system of the 6D superconducting tokamak.
本文總結了6D超導托卡馬克環形磁體系統的D_3超導磁體的設計,研制與試驗工作。
The magnetic Kelvin force generated by a superconducting magnet system can damp the natural convection during crystal growth and thus the crystal quality can be improved.
超導磁體系統産生的磁場力可抑制晶體生長過程中的自然對流,從而提高晶體結晶質量。
It presents a study of d. c. power supply unit for superconducting magnet.
本文叙述了超導磁體電源研制的方法。
Conclusions: The contrast effect of low field permanent magnet type MRCP is the same with moderate and high field superconducting magnet type and similar in clinical application value.
結論低場強永磁型磁共振MRCP與中高場強的超導型磁共振MRCP同樣具有很好的造影效果和同樣的臨床應用價值。
The converter in superconducting magnetic energy storage (SMES) connects the superconducting magnet and the power system, and provides a path for the electrical power transmission between them.
在超導儲能系統中換流器與電網相連,使超導儲能磁體能夠通過換流器與電網進行能量交換,從而實現電網諧波抑制、有功無功補償等功能。
With the unusual characters of superconductivity technology, superconducting magnet has been widely used in physics, chemistry, and biomedicine and other research fields.
超導磁體由于其獨特的優越性被廣泛應用在物理、化學、生物醫學等領域。
Superconducting magnet's characteristic is that it can produce strong magnetic field in large area with the low supplied power, and the field keeps constant at the superconducting condition.
超導磁體可以在較大的空間内産生高磁場,而所需的勵磁功率卻很小,且在超導條件下,磁場保持恒定。
The basis components and the experiment of 35kJ conduction-cooled high Tc superconducting magnet in China is described.
介紹了直接冷卻高溫超導儲能磁體的基本結構。
This paper analyses the superconducting magnet reinforcement and proposes the available methods.
在上述研究基礎上,對磁體加固方法進行了分析并提出了改進措施。
Presented in this paper are the basic design principles of the model JWL-150A superconducting magnet power supply, its SCR automatic protection system, and its performance data.
本文介紹了該電源的基本設計原理及性能指标,同時對可控矽自動保護系統作了詳細地闡述。
The SMES system is composed of superconducting magnet, cooling system , power conditioning system and monitored control system.
該系統主要由超導磁體、低溫系統、功率調節系統和監控系統組成。
The stability of a liquid helium free superconducting magnet could be analyzed using the adiabatic stability criterion because there is no cryogen in the system.
制冷機直接冷卻的超導磁體,沒有冷卻介質,因此,用絕熱穩定化判據分析其穩定性是合適的。
According to experiment result of high temperature superconducting magnet cooled with G-M refrigerator, we researched its key technology problem.
根據高溫超導磁體冷卻的實驗結果,研究了G-M制冷機在磁儲能直接冷卻應用中的關鍵技術問題。
The current source is an important section of the superconducting magnet system. It affords both of the steady current and reliable protection for the superconducting magnet system.
電流源保護控制系統是超導磁體系統的重要組成部分,其主要作用是為超導磁體系統提供穩定電流并實現可靠的保護控制。
Superconducting magnet system for MHD propulsion research project has been constructed and tested successfully.
本文簡單介紹了磁流體船舶推進用超導磁體系統的研制及實驗結果。
Experience in superconducting magnet tests or complex electronic equipment system tests is desired.
在超導磁體測試和複雜電子設備系統測試方面擁有工作經驗。
A large MHD superconducting magnet consists of a saddle coil, a bore tube, fibreglass epoxy filler and polyester plastics banding and 321 stainless steel banding.
大型MHD磁體是由鞍型超導線圈、不鏽鋼芯筒、玻璃鋼填充體、層間絕緣綁紮帶和扁鋼帶等組成的非均勻不連續體。
Superconducting magnet;
超導磁體;
The calculation shows that the pressure drops and the temperature decreases, but the gas rate increases from liquid helium main dewar to superconducting magnet dewar.
計算結果表明,氦工質從液氦主杜瓦加注到磁體杜瓦的過程中,其壓力和溫度不斷降低,而含氣量不斷增加。
超導磁體(superconducting magnet)是一種利用超導材料在低溫環境下産生強磁場的裝置。其核心原理基于超導體在臨界溫度以下電阻為零的特性,允許電流持續流動而不産生能量損耗,從而實現高效、穩定的磁場生成。
工作原理與材料特性
超導磁體的工作依賴邁斯納效應和零電阻效應。當超導材料(如铌钛合金Nb-Ti或铌錫化合物Nb₃Sn)冷卻至液氦溫度(約4.2K)時,外部磁場會被完全排出材料外部,同時内部電流可無限循環。這種特性使其能夠産生高達20特斯拉以上的強磁場,遠超常規電磁鐵的性能極限。
主要應用領域
技術挑戰與發展
當前研究聚焦于高溫超導材料(如钇鋇銅氧YBCO),這類材料可在液氮溫區(77K)實現超導,顯著降低冷卻成本。2023年,麻省理工學院團隊成功研發出18特斯拉高溫超導磁體,為核聚變裝置小型化提供了新方向。
superconducting magnet(超導磁體)是由超導材料制成的磁體,能夠在極低溫度下實現零電阻導電,從而産生高強度穩定磁場。以下是詳細解釋:
如需進一步了解超導材料分類或具體應用場景,可參考相關學術文獻或專業資料。
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