Solid State Physics

Applications of High Temperature Superconductors to Electric by Swarn S. Kalsi

By Swarn S. Kalsi

The in simple terms one-stop connection with layout, research, and production options for strength units using HTS.

High temperature superconductors (HTS) were used for construction many units for electrical grids around the world and for giant send propulsion vehicles for the U.S. army. And but, there was no unmarried resource discussing thought and layout matters in relation to energy functions of HTS—until now. This ebook presents layout and research for varied units and comprises examples of units outfitted over the past decade.

Starting with a whole evaluation of HTS, the next chapters are devoted to particular units: cooling and thermal insulation platforms; rotating AC and DC machines; transformers; fault present limiters; energy cables; and Maglev shipping. As acceptable, every one bankruptcy presents a historical past of the machine, rules, configuration, layout and layout demanding situations, prototypes, and production concerns, with every one finishing with a precis of the fabric lined. The layout research and layout examples offer serious perception for readers to effectively layout their very own units. unique apparatus producer (OEM) designers, and utilities clients, universities and safeguard prone examine teams, and senior/postgraduate engineering scholars and teachers will depend upon this resource.

"HTS know-how reduces electrical losses and raises the potency of strength apparatus. This publication by way of Swarn Kalsi, a number one specialist at the HTS topic, presents a survey of the HTS know-how and the layout ideas, functionality analyses, and production techniques for strength application-related units. It compares traditional and HTS expertise techniques for equipment layout and offers major examples of units using the HTS expertise this day. The ebook comes in handy for a extensive spectrum of execs around the world: scholars, educating employees, and OEM designers in addition to clients in and electrical utilities."
Professor Dr. Rolf Hellinger, learn and applied sciences company know-how, Siemens AG

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Additional resources for Applications of High Temperature Superconductors to Electric Power Equipment

Example text

A powder consisting of a mixture of Pb-containing BSCCO-2212, alkaline earth cuprates, copper oxide, and other oxides is initially prepared by an aerosol, spray-dry or simple oxide mixing process; the overall cation stoichiometry is chosen to match that of BSCCO-2223. The powder is packed into a silver tube, which is sealed, evacuated, and drawn through a series of dies, elongating it into a hexagonal rod. These rods are next cut, assembled into a multifilament bundle (55–85 filaments are typical), and inserted into a second silver or silver alloy tube.

To withstand large Lorentz forces created in magnet applications, doped silver sheaths with higher mechanical strength was considered by some manufacturers. However, American Superconductor created high-strength HTS wire by sandwiching the BSCCO-2223 wire between two stainless steel tapes. 1. The superconductor content in the tape cross section was typically between 30% and 40%. ) The high-strength wire was built for applications where high mechanical strength and tolerance to small bend diameters was desired.

Cable-in-conduit conductor where many strands are housed in a conduit for use with forced-flow cooling technique. Many variation of creating large current conductors have been successfully built. Cable-in-conduit type conductors are being considered by the ITER [3] project, which is a joint international research and development project that aims to demonstrate the scientific and technical feasibility of fusion power. 5 INDIRECT OR CONDUCTION COOLING Many high-field magnets have been built using simple and convenient conduction cooling with cryocooler refrigerators.

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