Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 8 of 8 for “"flux pump"”.
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An investigation into high temperature superconducting flux pump technology with the circular type magnetic flux pump devices and YBaCuO films
… This thesis focuses on emerging HTS flux pump technology for HTS coils operating in a dc environment. HTS flux pump technology applies a travelling magnetic wave to fully magnetise an HTS coil, which is both efficient and economical, and has in recent years been proven feasible. …
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Development of HTS Transformer-Rectifier Flux Pumps
… supplies for superconducting magnets, known as flux pumps. These devices power superconducting magnets wirelessly, isolating the power supply from the magnet both thermally and mechanically. This reduces the power requirement for keeping the magnet cold, cutting both power consumption and the …
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Dynamic Resistance of High-Tc Superconductor and Its Application in Flux Pumped Superconducting Magnets
… accelerators, and magnetic levitation systems. Flux pumping is a promising technology for energizing and operating High-Tc superconducting magnets in a relatively cost effective manner. This thesis first presents a thorough study on the dynamic resistance, the key driving force of the flux …
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Magnetization of stacked high-Tc superconducting (HTS) tapes using flux pumping
… On the other hand, the recent progress on HTS flux pumping technology enables HTS coils to be successfully magnetized in an effective and efficient way. In this thesis, these two concepts were combined for the first time. Flux pumping for HTS stacks was proposed and developed as a new …
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An investigation into a flux-pumped high-temperature superconducting MRI system
… part of the work is the incorporation of a flux pump in the system. Superconducting magnets operate in persistent current mode once they have been energized. Generally, conventional power supplies are used to energize the superconducting magnets. The losses associated with these bulky leads …
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HTS Magnets: Modelling, Charging and Large Scale Applications
… by exploring the use of HTS in charging devices (flux pumps) that can power up a magnet as well as the ensuing applications of large-scale magnets for medical imaging and smart grid applications. Chapters 1 and 2 present the basics of superconductivity, HTS flux pumps and magnets. Chapter 3 looks …
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Flux Pumping for No-Insulation High Temperature Superconducting REBCO Magnets
… energy loss and the size of the magnet system, flux pumping technology was invented, which is a contactless charging technology and removes the no-superconducting resistive current leads. Up to now, however, flux pumping technology only focuses on conventional insulated type HTS REBCO magnets. …
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Flux Pumping for High-Tc Superconducting (HTS) Magnets
… generation of extremely high magnetic fields. Flux pumping is a promising technology which can be used to operate HTS magnets without significant loss. In this decade, several HTS flux pumps based on travelling magnetic waves have been developed, yet their physics is still unclear. This thesis …