IEEE Transactions on Applied Superconductivity
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IEEE Transactions on Applied Superconductivity Publication Information
Publication Year: 2024,Article Sequence Number: 0002701
IEEE Transactions on Applied Superconductivity Publication Information
Year: 2024 | Volume: 34 | Issue: 5
IEEE Transactions on Applied Superconductivity Subject Categories for Article Numbering
Publication Year: 2024,Article Sequence Number: 0002801
IEEE Transactions on Applied Superconductivity Subject Categories for Article Numbering
Year: 2024 | Volume: 34 | Issue: 5
IEEE Transactions on Applied Superconductivity Information for Authors
Publication Year: 2024,Article Sequence Number: 0002901
IEEE Transactions on Applied Superconductivity Information for Authors
Year: 2024 | Volume: 34 | Issue: 5
Conceptual Design and Experimental Research of Fast Wireless Power Charging Units Including Supercapacitors for Superconducting Hyper Loop Train
Publication Year: 2024,Article Sequence Number: 3600205
Cited by: Papers (3)
The technology of the magnetic resonant of wireless transfer (MRCWPT) has been expected as one of reasonable options as a convenience and safety high power sources for industrial and transportation applications such as self-driving electric vehicles, trams and high speed Hyperloop trains since the conventional wire power lines (pantograph) elevates tunnel construction costs as well as degrades sta...Show More
Studies of the Effect of Copper Layer on Dynamic Characteristics of a Stack-Type HTS Maglev System Based on H-Formulation
Wenjiao Yang;Guangtong Ma;Mingjiang Wang;Zhengwei Zhao;Baozhu Jia;Yuanyuan Xu
Publication Year: 2024,Article Sequence Number: 3600305
Cited by: Papers (1)
The study of dynamic characteristics is crucial for the future safe applications of HTS maglev systems. Currently, there is limited research on the dynamic characteristics of stack-type HTS maglev systems, particularly regarding the effect of the copper layer within the coated conductor multi-layer structure on vibrational behavior. This paper fills this research gap. The dynamic responses of a st...Show More
The Design of a Testing Platform for Dynamic Stability of Superconducting Null-Flux Electrodynamic Suspension Systems
Publication Year: 2024,Article Sequence Number: 3600405
Cited by: Papers (2)
After the test run of a 200 m superconducting null-flux electromagnetic suspension system, where the vehicle with high temperature superconducting magnets was successfully levitated, a static platform was designed and is under construction in ChangChun, China, with the purpose of experimental studies on the vibrational dynamics of the suspended vehicles, especially the coupled roll-lateral vibrati...Show More
Transient Thermal Analysis and Experimental Study of the Closed-Loop No-Insulation HTS Magnets of Superconducting Maglev
Qing Shao;Kai Li;Nan Shao;Wei Wu;Qingsong Yu;Shikuan Liang;Fuxing Tan;Hao Hu;Hongtao Liu;Aibin Wang;Jun Zhao
Publication Year: 2024,Article Sequence Number: 3601205
Cited by: Papers (4)
Superconducting maglev is one of the important engineering applications of superconducting magnet technology. Offline time and maintenance time are the key problems for engineering superconducting maglev. To meet the engineering requirements of the second generation (2G) high-temperature superconducting (HTS) magnets, it is necessary to study the cooldown, off-line, and reheating processes of supe...Show More
Analysis of the Influence of Magnetic Field in the Propulsion Force of a Permanent Magnet-HTS Hybrid Magnetically Levitated Transport System
Alex Hitoshi Takinami;Akira Maeda;Yoshikage Abe;Shunsuke Ohashi
Publication Year: 2024,Article Sequence Number: 3601604
Traditional transporter systems with belts and gears generate friction, reducing efficiency, which is a huge problem especially when used in clean rooms. Then, the Hybrid Magnetic Levitation System, which combines superconducting levitation stability and strong repulsion from permanent magnets, has been developed to solve this problem. This system consists of magnet rails with a Halbach Array to e...Show More
Principle, Modeling and Experiment of a New Axial-Type Superconducting Magnetic Bearing With Superconducting Coil
Publication Year: 2024,Article Sequence Number: 3601705
In this paper, we proposed a new axial-type superconducting magnetic bearing (SMB) based on the interaction behavior between a permanent magnet and two closed superconducting coils. Firstly, the principle of the new SMB was presented. Then, the axial restoration characteristic is simulated based on a finite element simulation model. With the simulation results, the optimized parameters for designi...Show More
Performance Evaluation of Superconducting Electrodynamic Suspension for Hyperloop Using Static Experiments
Publication Year: 2024,Article Sequence Number: 3601906
Cited by: Papers (8)
The Hyperloop is expected to surpass the speed limits of conventional ground transportation by minimizing air drag and friction resistance inside a vacuum tube, necessitating a stable magnetic levitation system. Among the various levitation methods being considered, electrodynamic suspension (EDS) combined with superconducting magnets (SCMs) capable of achieving a large airgap appears promising, a...Show More
Optimal Design of Resonance Circuit Topology for a Wireless Power Transmission System Using HTS Coils
Ryota Inoue;Takahiro Iwamoto;Haruki Komoda;Hiroshi Ueda;SeokBeom Kim
Publication Year: 2024,Article Sequence Number: 3602005
Cited by: Papers (5)
We have been investigating a wireless power transmission (WPT) system using high-temperature superconducting (HTS) coils for stopped railway vehicles at a station. On the other hand, the design guidelines of the resonance circuit topologies (SS, SP, PS, and PP topologies) suitable for the WPT system using the HTS coils have not been sufficiently established. Therefore, it is necessary to clarify t...Show More
Manufacture and Preliminary Prototype Test of a HTS Suspension Electromagnet for Maglevs
Chunlong Zou;Xu-Feng Liu;Jinxing Zheng;Shan-Qiang Fu;Weitao Han;Yujun Dong
Publication Year: 2024,Article Sequence Number: 3602104
Cited by: Papers (1)
A high-temperature superconducting coil (HTS) has been developed for a suspension electromagnet system of a maglev train. A preliminary prototype HTS coil module has been designed to replace one-six of the normal suspension electromagnet system used to verify the HTS performance. The HTS module consists of a warm yoke, an iron core, and two HTS coils. The HTS coil was connected by two symmetric wi...Show More
Design and Optimization of the Irregular Shaped Permanent Magnet With High Homogeneity in the Magnetic Recoil Spectrometer System
Publication Year: 2024,Article Sequence Number: 3700105
The magnetic recoil spectrometer (MRS) system was established and optimized for precisely measuring the absolute neutron energy spectrum in high-resolution implosion experiments at the High Magnetic Field Laboratory of the Chinese Academy of Sciences (CHFML). The MRS system generates an irregular magnetic field that is wedge-shaped relative to the trajectory of the incident particle, and the magne...Show More
Experimental Investigation and Optimization of Electromagnetic Force Distribution of Magnet Based on Two Field Shaper Modules
Publication Year: 2024,Article Sequence Number: 3700205
Field shaper is a device that can effectively increase the magnetic field and electromagnetic force of the forming area during the electromagnetic forming technology. However, there is a seam in the conventional single field shaper structure to change the direction of the induced current, which causes uneven distribution of magnetic field and electromagnetic force in the circumferential direction....Show More
Preliminary Design of a Cryogen-Free 6.6 T Superconducting Wavelength Shifter
Juan Gansauskas Galvez;A. A. Vianna;A. G. C. Pereira;B. E. Limeira;B. H. Iwamoto;Felipe Santiago Pereira de Oliveira;G. G. Saretti;G. O. Brunheira;I. B. Cavassani;J. F. Citadini;J. H. R. Silva;L. P. Oliveira;M. Potye;P. H. S. Martins;P. P. S. Freitas;R. M. Seraphim;R. Defavari;S. C. Z. Fraga;T. M. Rocha;V. Soares;W. E. Ricardo;W. Contesini
Publication Year: 2024,Article Sequence Number: 3800405
Cited by: Papers (1)
A cryogen-free 6.6 T Superconducting Wavelength Shifter (SWLS) is currently being designed to produce photons with a critical energy higher than 39 keV for the future hard X-ray beamline of Sirius, a new 4th generation Brazilian light source. The magnet is based on NbTi coils and holmium poles with an operating margin above 20% at 5 K. A magnetic gap of 7 mm in the central pole was required to ach...Show More
Preliminary Design of a Cryogen-Free 6.6 T Superconducting Wavelength Shifter
Juan Gansauskas Galvez;A. A. Vianna;A. G. C. Pereira;B. E. Limeira;B. H. Iwamoto;Felipe Santiago Pereira de Oliveira;G. G. Saretti;G. O. Brunheira;I. B. Cavassani;J. F. Citadini;J. H. R. Silva;L. P. Oliveira;M. Potye;P. H. S. Martins;P. P. S. Freitas;R. M. Seraphim;R. Defavari;S. C. Z. Fraga;T. M. Rocha;V. Soares;W. E. Ricardo;W. Contesini
Year: 2024 | Volume: 34 | Issue: 5
Development of a Superconducting Magnet System for Magnetic Refrigeration Using a Switching Power Supply
Koji Kamiya;Kyohei Natsume;Takenori Numazawa;Kohei Ouchi;Tsuyoshi Shirai;Akira Uchida
Publication Year: 2024,Article Sequence Number: 3800805
Magnetic refrigeration, utilizing the magnetocaloric effect, has seen various applications due to its theoretically high efficiency, including helium liquefaction at 4 K, hydrogen liquefaction at 20 K, and room temperature magnetic cooling. Generally, the magnetocaloric effect becomes more significant with stronger magnetic fields, so when a substantial cooling capacity is required, superconductin...Show More
From Nuclotron Synchrotron to NICA Collider—Common Cryogenic Concept for Various Superconducting Magnets, Their Design Specifics and Test Results
H. Khodzhibagiyan;E. Fischer;Yu. Bespalov;V. Borisov;A. Bychkov;Oleg M. Golubitsky;Alena A. Kotova;G. Kuznetsov;M. Petrov;D. Nikiforov;A. Shemchuk;E. Voronina;D. Zolotykh
Publication Year: 2024,Article Sequence Number: 3800905
Cited by: Papers (1)
The forced flow two phase helium cooling concept of superconducting magnets in parallel channels works successfully since the commissioning of the Nuclotron accelerator at the Joint Institute for Nuclear Research (JINR) in Dubna in 1993. We summarize its main cryogenic aspects and describe the optimization factors for further design of high or low current magnets designated for fast cycling or nea...Show More
From Nuclotron Synchrotron to NICA Collider—Common Cryogenic Concept for Various Superconducting Magnets, Their Design Specifics and Test Results
H. Khodzhibagiyan;E. Fischer;Yu. Bespalov;V. Borisov;A. Bychkov;Oleg M. Golubitsky;Alena A. Kotova;G. Kuznetsov;M. Petrov;D. Nikiforov;A. Shemchuk;E. Voronina;D. Zolotykh
Year: 2024 | Volume: 34 | Issue: 5
Effects of Moving Magnetic Materials in and out of Superconducting Magnet for Active Magnetic Regenerative Refrigeration System
Kyohei Natsume;Tsuyoshi Shirai;Akira Uchida;Yusuke Kimura;Yuki Emori;Hiroshi Miyazaki;Gen Nishijima;Koji Kamiya;Koichi Matsumoto;Takenori Numazawa
Publication Year: 2024,Article Sequence Number: 3801005
Cited by: Papers (2)
A reciprocating type active magnetic regenerative refrigeration (AMR) utilizes the magnetocaloric effect of magnetic materials which occurs during magnetization and demagnetization processes by moving magnetic materials in and out of a magnet. Estimating the induced voltage and electromagnetic force in the superconducting magnet during the reciprocation is crucial to optimize the design of the AMR...Show More
Effects of Moving Magnetic Materials in and out of Superconducting Magnet for Active Magnetic Regenerative Refrigeration System
Kyohei Natsume;Tsuyoshi Shirai;Akira Uchida;Yusuke Kimura;Yuki Emori;Hiroshi Miyazaki;Gen Nishijima;Koji Kamiya;Koichi Matsumoto;Takenori Numazawa
Year: 2024 | Volume: 34 | Issue: 5
Screening and Coupling Currents Induced Fields on a Large-Scale Prototype REBCO Insulated Coil
A. Zampa;K. Takahashi;Y. Tsuchiya;T. Okada;S. Awaji;T. Uto;H. Takewa;S. Hanai;S. Ioka;J. Inagaki
Publication Year: 2024,Article Sequence Number: 4700205
Cited by: Papers (5)
The existence of screening currents is one large drawback coming from the use of REBa2Cu3O7-x with RE standing for Rare Earth (REBCO) tapes to develop superconducting coils. It not only alters the quality of the magnetic field but also implies losses and additional mechanical stresses on the tapes. The High Field Laboratory for Superconducting Materials (HFLSM) from Tohoku University, Japan, toget...Show More
Optimizing Secondary CLIQ for Protecting High-Field Accelerator Magnets
Publication Year: 2024,Article Sequence Number: 4700305
Cited by: Papers (4)
Future circular particle accelerators with collision energies significantly beyond the LHC will require magnets with higher magnetic field. Quench protection of such magnets is challenging for two main reasons. First, the high energy density and relatively high margin to quench require a high-performance quench protection system. Second, integration of the protection system in an accelerator machi...Show More
Inductive Noise Suppression in Quench Detection Circuits of ITER Central Solenoid
Nicolai Martovetsky;Kenneth Khumthong;Ed Ortiz;Jeffrey Sheeron
Publication Year: 2024,Article Sequence Number: 4700704
Cited by: Papers (3)
The ITER Central Solenoid (CS) is under fabrication by the US ITER organization and its subcontractors. US ITER will supply seven modules to ITER IO (International Organization), six of which will be assembled in a stack that forms the ITER Central Solenoid. In the ITER operational scenario the CS modules (CSM) experience very high voltages, especially during plasma initiation and plasma disruptio...Show More
A Simple and Versatile Evaluation Method of Thermal Stability of NI HTS Magnets
Publication Year: 2024,Article Sequence Number: 4700805
Cited by: Papers (1)
In this article, a simple and versatile method of thermal stability evaluation for no-insulation (NI) high-temperature superconducting (HTS) magnets is proposed. Thermal stability is fundamental to superconducting magnets. The evaluation of coil temperature is an essential part of magnet design even though NI HTS magnets exhibit high thermal stability. Already proposed methods with complicated equ...Show More
Quench Protection Design of a Head-Only 1.5 T MRI Superconducting Magnet
Zhiwen Cheng;Hengkang Zheng;Liang Li;Qiuliang Wang;Yunxing Song
Publication Year: 2024,Article Sequence Number: 4700905
Cited by: Papers (3)
This article presents a quench protection design of a head-only 1.5 T MRI superconducting magnet with bath-cooling in Wuhan National High Magnetic Field Center (WHMFC). The magnet consists of nine coaxial solenoid coils fabricated with NbTi wire with a copper to non-copper ratio of eight. It operates at around 510 A with a total storage energy of 0.59 MJ. A passive quench protection circuit with a...Show More
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