SR NSLS prototype magnets

Dipoles 90 mm aperture dipole Pole Ends will be matched to achieve the magnetic field quality ( )

Dipoles Pole Ends will be matched to achieve the magnetic field quality ( ) and equivalent magnetic field integrals (relative to 90 mm aperture dipoles) 35 mm aperture dipole

Dipoles 90 mm aperture dipole Number of magnets8 Bending angle, deg45 Bending radius, mm1528 Gap, mm50 ± 0.02 Field range, Tup to 1.5 Good field area, mm 2 60 x 36 Homogeneity dB/B  2.5x10 -4 Stabolit 70 Stabolit 20

Dipoles

90 mm aperture dipole Magnetic field in gap

Dipoles..\..\..\NSLS SR tender\out documents\dipole\main info\Attachment 3 (Dipoles_technological equipments).doc Magnetic measurement The carriage with the Hall sensors (1 – the temperature sensor, 2 – the Hall sensors, 3 –the NMR probe) The carriage with Hall sensors in the guide mounted in the magnet aperture Parameters  B /B  I /I Geometry-dependent errors (orientation of the sensors in the carriage plane, alignment of the guide relative to the magnet, errors caused by the carriage transportation mechanism) Time instability of *: The feed current of the magnets The feed current of the Hall sensors Temperature instability Accuracy of calibration of the Hall sensors Noise of the electronics Resultant errors of the measurements The accuracy of the magnetic measurements.

Dipoles Stamping toolEnd glue pack Views of CMM Contura

Dipoles The stacking fixture during assembly. The stacking fixture with yoke

Dipoles Yoke with reference surface plate inside the stacking fixture Yoke with face plates inside the stacking fixture.

Dipoles Yoke face Yoke back

Dipoles Yoke bottom Dipole aperture views

Common Water and electrical connections and terminals - Water tubes from plastic radiation resistance plastic / metallic tubes - Radiation resistance of materials used for magnets -Tubes & manifolds - Coils (SLAC technology with Alumina insertion) - insulators (supports, electrics, Documentation