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HQ Status report on the mechanical analysis H. Felice – P. Ferracin. 2 apertures are considered within the range proposed by CERN: 134 mm 114 mm The comparison will be made at Short Sample gradient with a LQ based mechanical structure 134 mm => ~ 200 T/m 110 / 114 mm => ~ 235 T/m.
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HQ Status report on the mechanical analysis H. Felice – P. Ferracin
2 apertures are considered within the range proposed by CERN: • 134 mm • 114 mm • The comparison will be made at Short Sample gradient with a LQ based mechanical structure • 134 mm => ~ 200 T/m • 110 / 114 mm => ~ 235 T/m • Still in the magnetic design optimization => 1 cross-section of each aperture has been picked 134 mm 110 mm Courtesy of Vadim Kashikhin
Mechanical analysis LQ-based structure 622 mm = overall diameter 20 mm iron master Courtesy of Vadim Kashikhin • Short Sample Gradient ~ 200 T/m • Bladder operation : 55 mm bladder pressurized at 50 MPa Ti poles 25 mm Al pad 97 mm iron yoke 40 mm Al shell
Azimuthal stress in the coil 134 mm aperture Bladder operation Cool-down At 200 T/m Contact pole/coil At 200 T/m
Azimuthal stress in the coil 110 mm aperture – Same mechanical structure Bladder operation Cool-down At 235 T/m At 235 T/m Contact pole/coil Requires optimization (key location, bladder size, parts thickness)