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Experimental and numerical studies of the effect of phase difference between transport current and perpendicular applied magnetic field on total ac loss in Ag-sheathed tape
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10.1063/1.2064314
/content/aip/journal/jap/98/7/10.1063/1.2064314
http://aip.metastore.ingenta.com/content/aip/journal/jap/98/7/10.1063/1.2064314

Figures

Image of FIG. 1.
FIG. 1.

Winding and magnetic field orientation of double-helix dipole magnet.

Image of FIG. 2.
FIG. 2.

Illustration of the experimental geometry.

Image of FIG. 3.
FIG. 3.

Calibration curve for calorimetric measurement.

Image of FIG. 4.
FIG. 4.

Calculated electric field along the conductor with perpendicular field and transport current .

Image of FIG. 5.
FIG. 5.

Calculated transport losses and total losses obtained from the first, second, third, and forth half-periods. For comparison, experimental results of transport losses and total losses are also plotted. .

Image of FIG. 6.
FIG. 6.

Current distribution over the cross section of the sample at in perpendicular applied field , transport current .

Image of FIG. 7.
FIG. 7.

Total ac losses as a function of peak transport current measured by calorimetric method for applied field and different values of phase difference .

Image of FIG. 8.
FIG. 8.

Calculated total loss as a function of peak transport current for applied field and different values of phase difference .

Image of FIG. 9.
FIG. 9.

The measured (open symbols) and calculated (solid lines) results of normalized total loss as a function of for perpendicular magnetic field and different values of transport currents.

Image of FIG. 10.
FIG. 10.

The measured (open symbols) and calculated (filled symbols) results of normalized total losses as a function of for transport current and different values of perpendicular applied field.

Image of FIG. 11.
FIG. 11.

The calculated magnetization losses as a function of for perpendicular magnetic field and different values of transport current.

Image of FIG. 12.
FIG. 12.

The calculated normalized transport losses as a function of for perpendicular magnetic field and different values of transport current.

Image of FIG. 13.
FIG. 13.

The calculated loss ratio for transport losses (open symbols) and magnetization losses (filled symbols) for perpendicular magnetic field .

Tables

Generic image for table
Table I.

Specifications of the sample.

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/content/aip/journal/jap/98/7/10.1063/1.2064314
2005-10-03
2014-04-18
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Experimental and numerical studies of the effect of phase difference between transport current and perpendicular applied magnetic field on total ac loss in Ag-sheathed (Bi,Pb)2Sr2Ca2Cu3Ox tape
http://aip.metastore.ingenta.com/content/aip/journal/jap/98/7/10.1063/1.2064314
10.1063/1.2064314
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