LHCCWG | Original notes | ||
1 | Phase A.1 | First turn | Ring 2; Ring1. Commission injection, thread beam around first turn, commission relevant beam instrumentation. |
2 | Phase A.2 | Circulating beam | Ring2; Ring 1. Capture, adjustment of key beam parameters |
3 | Phase A.3 | 450 GeV - Preliminary system commissioning | |
4 | Phase A.4 | 450 GeV - Detailed measurement program | Increase current, commission machine protection, transverse damper, measure aperture, optics. |
5 | Phase A.6 | 450 GeV - two beams | Pilots → higher intensity. Separation bumps, BLMs, crosstalk |
6 | Phase A.8 | Snapback – single beam, | Ring 2, ring 1 |
7 | ditto | Ramp - single beams | Single beam, ring 2; ring1. Stop in ramp. Commission beam dump, machine protection in ramp, ring 2. |
8 | Phase A.9 | Single beam at physics energy | Optics checks etc. |
9 | Phase A.10 | Two beams to physics energy Prepare 7 TeV physics |
Collide pilots. Unsqueezed. |
10 | Physics. Unsqueezed. | Experiments on. Increase to 43 on 43 | |
11 | Phase A.11 | Commission squeeze | Single beam partially through squeeze, etc. |
12 | Physics with partially squeezed beams. No crossing angle | ||
13 | Pilot physics run | Intertwined physics and further commissioning of squeeze, raising bunch intensity, increasing the number of bunches | |
14 | Phase A.5 | Increase intensity |