10 likes | 104 Views
Radius of C-side section in order not to violate n1. Central pipe (r1): BSC1 (beam stay clear) = r1 - 1.5 C-side pipe (r2): BSC2 = r2 - 5 BSC2 = BSC1 r2 = r1 + 3.5 (or ID2 = ID1 + 7). r2. 5mm. Measured beamline (2mm from nominal). 1.5mm. r1. Central beampipe axis.
E N D
Radius of C-side section in order not to violate n1 Central pipe (r1): BSC1 (beam stay clear) = r1 - 1.5 C-side pipe (r2): BSC2 = r2 - 5 BSC2 = BSC1 r2 = r1 + 3.5 (or ID2 = ID1 + 7) r2 5mm Measured beamline (2mm from nominal) 1.5mm r1 Central beampipe axis Frontabsorber center ALICE beampipe meetinge meeting