| LPC |
Experiments to provide feedback on any impact of using the hybrid beam schemes. |
✔ |
LHC Machine Committee (LMC #448) |
|
104
|
| EN-CV |
Install a retention tray in RR13 to protect the tunnel equipment in Sector 81. |
✔ |
LHC Machine Committee (LMC #448) |
LHC Machine Committee (LMC #449) |
105
|
| EN-ACE, ATS groups |
Check all equipment in the proximity of the ALFA detectors. |
✔ |
LHC Machine Committee (LMC #448) |
LHC Machine Committee (LMC #449) |
106
|
| RF Burst Disc Task Force |
Report back on the requirements, conditions, and procedure for warm-up of the RF cryomodules. |
✔ |
LHC Machine Committee (LMC #447) |
LHC Machine Committee (LMC #454) |
97
|
| LPC, LMC |
Define the agreed schedule for the remaining machine time in 2022. |
✔ |
LHC Machine Committee (LMC #447) |
LHC Machine Committee (LMC #449) |
98
|
| Heat Load Task Force, TE-CRG |
Update on heat load analysis and trends. |
✔ |
LHC Machine Committee (LMC #446) |
|
92
|
| EN-CV |
Follow-up of PLC renovation criticality and possible advancement of the LS3 consolidation campaign. |
✔ |
LHC Machine Committee (LMC #446) |
LHC Machine Committee (LMC #454) |
93
|
| RF Burst Disc Task Force |
Investigate short and long term mitigations for such events in case of loss of cryogenic conditions in the RF cryo-modules. |
✔ |
LHC Machine Committee (LMC #446) |
LHC Machine Committee (LMC #454) |
94
|
| EN-ACE, BE-OP, LPC, LSWG |
Organise a new schedule taking into account the experiment and machine constraints. |
✔ |
LHC Machine Committee (LMC #446) |
LHC Machine Committee (LMC #449) |
95
|
| TOTEM |
Present the Roman Pot realignment request to the LMC on August 31st. |
✔ |
LHC Machine Committee (LMC #446) |
LHC Machine Committee (LMC #447) |
96
|
| SY-RF |
Report back on the ferrite inspection and the plans on the circulators preventive maintenance (before the YETS). |
✔ |
LHC Machine Committee (LMC #445) |
|
90
|
| RF Burst Disc Task Force |
Report back on additional findings and final plans at the end of the work of the RF Task Force. |
✔ |
LHC Machine Committee (LMC #445) |
LHC Machine Committee (LMC #454) |
91
|
| SY-RF, SY-EPC |
Carry out a return of experience analysis on the renaming procedure after a power converter exchange, and report back on the outcome. |
✔ |
LHC Machine Committee (LMC #444) |
|
88
|
| Heat Load Task Force |
Investigate the history of humidity conditions in the tunnel during beam vacuum opening and RF ball tests, for the LS1, LS2 and any relevant (E)YETS and their correlation to high and low heat load sectors. |
✖ |
LHC Machine Committee (LMC #444) |
|
89
|
| BE-ABP, SY-ABT |
Investigate the potential of specific improvements in the AC-dipole hardware. |
✔ |
LHC Machine Committee (LMC #443) |
LHC Machine Committee (LMC #480) |
87
|
| SY-ABT, MPP |
Decide on the final option for TCLIA operation. |
✔ |
LHC Machine Committee (LMC #442) |
LHC Machine Committee (LMC #443) |
86
|
| SY-STI |
Report on the source of the TDIS misalignment. |
✔ |
LHC Machine Committee (LMC #441) |
LHC Machine Committee (LMC #442) |
85
|
| MPP |
Report back on the analysis for the LHCb request to set the VeLo at 15 mm. |
✔ |
LHC Machine Committee (LMC #439) |
LHC Machine Committee (LMC #446) |
82
|
| HL-LHC, MD Coordinators |
Prepare a priority list of the MDs related to HL-LHC studies. |
✔ |
LHC Machine Committee (LMC #439) |
LHC Machine Committee (LMC #453) |
83
|
| TE-MSC |
Report back with an update on the triplet lifetime radiation studies. |
✔ |
LHC Machine Committee (LMC #439) |
LHC Machine Committee (LMC #449) |
84
|
| Collimation team |
Report back on the aperture implications of the 15 mm “open” set-point of the LHCb Velo. |
✔ |
LHC Machine Committee (LMC #438) |
LHC Machine Committee (LMC #439) |
80
|
| TE-CRG, BE-ICS, SY-RF, BE-OP |
Discuss on the grounding necessity, and whether it should be performed on May 9-11. |
✔ |
LHC Machine Committee (LMC #438) |
LHC Machine Committee (LMC #440) |
81
|
| LMC Chairs |
Follow-up on the strategy for UPS batteries containing non flame-retardant monoblocs used elsewhere at CERN. |
✔ |
LHC Machine Committee (LMC #437) |
LHC Machine Committee (LMC #438) |
78
|
| ATS groups |
All groups to submit and clean-up PLAN activities. |
✔ |
LHC Machine Committee (LMC #437) |
LHC Machine Committee (LMC #438) |
79
|
| SY-RF |
Report back on progress at the next LMC on April, 13th. |
✔ |
LHC Machine Committee (LMC #436) |
LHC Machine Committee (LMC #437) |
75
|
| LHCb collaboration |
Report back on the LHCb VeLo status and installation plan at the next LMC on April, 13th. |
✔ |
LHC Machine Committee (LMC #436) |
LHC Machine Committee (LMC #437) |
76
|
| BE-OP |
Circulate to the LMC members a machine status by April, 6𝑡ℎ reporting on progress with the machine checkout and the LHC RF recovery, and providing an update to the schedule. |
✔ |
LHC Machine Committee (LMC #436) |
LHC Machine Committee (LMC #437) |
77
|
| ATS groups |
Provide all cabling request for YETS 2022/23 to EN-EL by May 13𝑡ℎ, 2022. |
✔ |
LHC Machine Committee (LMC #435) |
LHC Machine Committee (LMC #436) |
73
|
| TREX |
Verify temperature monitoring procedures and intensity limits during the beam commissioning phase in the present LHCb configuration without the VeLo Side A. |
✔ |
LHC Machine Committee (LMC #435) |
LHC Machine Committee (LMC #440) |
74
|
| Run 3 Coordinators |
Update baseline Run 3 LHC schedule and LS3 overview. |
✔ |
LHC Machine Committee (LMC #434) |
LHC Machine Committee (LMC #437) |
70
|
| LMC Chairs |
Creation of a LHC triplet lifetime task force. |
✔ |
LHC Machine Committee (LMC #434) |
LHC Machine Committee (LMC #449) |
71
|
| MPP |
Followup of the MP implications of luminosity levelling, and report back on the results to the LMC. |
✔ |
LHC Machine Committee (LMC #434) |
LHC Machine Committee (LMC #443) |
72
|
| TE-MSC |
Report on the inspection of diodes of the spare magnets in the FLEX building. |
✔ |
LHC Machine Committee (LMC #424) |
LHC Machine Committee (LMC #451) |
43
|
| HWC team |
Following the RQTL7.R3.B1/B2 non-conformity, investigate possible improvements to the Hardware Commissioning procedure to allow the detection of similar problems in the future. |
✔ |
LHC Machine Committee (LMC #427) |
LHC Machine Committee (LMC #454) |
49
|
| TE-MPE |
Following the RQTL7.R3.B1/B2 non-conformity, put in place improvements to the NC follow-up procedure to avoid such issues in the future. |
✔ |
LHC Machine Committee (LMC #427) |
LHC Machine Committee (LMC #454) |
50
|
| ATS management |
Define the strategy to address the QQBI.21L3 PIM non-conformity. |
✔ |
LHC Machine Committee (LMC #427) |
LHC Machine Committee (LMC #428) |
51
|
| SY-EPC, EN-ACE |
Define the applicability of ARRs to power converter exchanges. |
✔ |
LHC Machine Committee (LMC #427) |
LHC Machine Committee (LMC #454) |
52
|
| EN-ACE |
Circulate the ARR documents for comments and eventual approval. |
✔ |
LHC Machine Committee (LMC #427) |
LHC Machine Committee (LMC #454) |
53
|
| TE-VSC, BE-ABP |
Investigate any anomalous loss patterns from the Pilot Beam Test to possibly identify similar issues elsewhere than 21L3. |
✔ |
LHC Machine Committee (LMC #428) |
LHC Machine Committee (LMC #429) |
54
|
| MP3 |
Report back in due time on the quench training analysis. |
✔ |
LHC Machine Committee (LMC #414) |
LHC Machine Committee (LMC #422) |
14
|