| SY-STI, BE-CEM |
Report back on the B1V and B2V goniometer post-mortem tests. |
✔ |
LHC Machine Committee (LMC #413) |
|
6
|
| LBOC |
Report back - before June 7th 2021 - on the updated Pilot Beam Test schedule. |
✔ |
LHC Machine Committee (LMC #413) |
LHC Machine Committee (LMC #416) |
7
|
| TE-VSC, EN-ACE |
Follow-up of the proposed mitigation measures to minimize the risk of accidental venting of the LHC vacuum sub-sectors. |
✔ |
LHC Machine Committee (LMC #412) |
LHC Machine Committee (LMC #470) |
8
|
| BE-ICS, EN-ACE |
Define with the concerned groups a plan for the interventions and mitigations of the Schneider M580 PLC issues - after the LHC schedule is updated at the discussion with the experiments on March 15th. |
✔ |
LHC Machine Committee (LMC #412) |
LHC Machine Committee (LMC #425) |
9
|
| TE-VSC |
Report the results of the measurements in the cryogenic SEY/XPS setup when available. |
✔ |
LHC Machine Committee (LMC #411) |
LHC Machine Committee (LMC #444) |
10
|
| BE-ABP |
Evaluate the impact of the presently observed misalignment of the LHC lattice components on the machine apertures |
✔ |
LHC Machine Committee (LMC #410) |
LHC Machine Committee (LMC #452) |
11
|
| BE-ABP, BE-GM, EN-ACE, TE-MSC |
Follow-up of the 11L4 misalignment in Sector 34 and its potential impact on the machine aperture. |
✔ |
LHC Machine Committee (LMC #409) |
LHC Machine Committee (LMC #410) |
12
|
| BE-ICS |
Report back on cryo PLCs related problems |
✔ |
LHC Machine Committee (LMC #409) |
LHC Machine Committee (LMC #412) |
13
|
| MP3 |
Report back in due time on the quench training analysis. |
✔ |
LHC Machine Committee (LMC #414) |
LHC Machine Committee (LMC #422) |
14
|
| MP3, ElQA |
Report back on the search and analysis of precursor events similar to the one observed in the MB2038. |
✔ |
LHC Machine Committee (LMC #416) |
LHC Machine Committee (LMC #424) |
15
|
| EN-ACE, TE-MSC |
Report back on the advancement of the MB.B28L8 replacement. |
✔ |
LHC Machine Committee (LMC #416) |
LHC Machine Committee (LMC #420) |
16
|
| EN-ACE, BE-OP |
Clarify impact of LHC schedule change on the Injector schedule. |
✔ |
LHC Machine Committee (LMC #416) |
LHC Machine Committee (LMC #419) |
17
|
| SY-RF |
Report back on the America RF module performance and the final proposal for the Asia RF module pumping cross exchange (after the Pilot Beam Test). |
✔ |
LHC Machine Committee (LMC #417) |
LHC Machine Committee (LMC #425) |
18
|
| LMC Chairs |
Call for a meeting to assess the risk mitigation measures for the LS2 training campaign. |
✔ |
LHC Machine Committee (LMC #417) |
LHC Machine Committee (LMC #420) |
19
|
| MP3 |
Report on Sector 78 predictions after the experience of the training of the other sectors. |
✔ |
LHC Machine Committee (LMC #417) |
LHC Machine Committee (LMC #422) |
20
|
| SY-STI |
Report back on the preferred option (internal or external contract) for the ex-operational B1 dump autopsy. |
✔ |
LHC Machine Committee (LMC #417) |
LHC Machine Committee (LMC #426) |
21
|
| MP3 |
Report back on the 11850 A flattop observations of the Sector 45 RB circuit. |
✔ |
LHC Machine Committee (LMC #417) |
LHC Machine Committee (LMC #422) |
22
|
| MP3 |
Report back on the autopsy of the faulty diode in MB.A23R2. |
✔ |
LHC Machine Committee (LMC #418) |
LHC Machine Committee (LMC #424) |
23
|
| MP3 |
Report back on observations on flattop quenches during the Sector 45 plateau test. |
✔ |
LHC Machine Committee (LMC #418) |
LHC Machine Committee (LMC #422) |
24
|
| IT Management, BE Management |
Review with the relevant BE and IT teams the technical, planning and resource constraints for the deployment of Option 4. |
✔ |
LHC Machine Committee (LMC #418) |
LHC Machine Committee (LMC #442) |
25
|
| IT-CM |
Report back on the choice for a new Linux distribution after the Linux Future Committee of December 2021. |
✔ |
LHC Machine Committee (LMC #418) |
LHC Machine Committee (LMC #442) |
26
|
| EN-ACE, BE-OP |
Update the LS2 and YETS schedules to be consistent with the 6.8 TeV energy target. |
✔ |
LHC Machine Committee (LMC #419) |
LHC Machine Committee (LMC #421) |
27
|
| MPP, LBOC |
Follow-up of the luminosity levelling strategy in 2022 and its staging by taking into account operational and Machine Protection constraints. |
✔ |
LHC Machine Committee (LMC #419) |
LHC Machine Committee (LMC #443) |
28
|
| TE-MSC |
Update the estimated peak dose limits of the inner triplet and correctors magnets. |
✔ |
LHC Machine Committee (LMC #419) |
LHC Machine Committee (LMC #449) |
29
|
| BE-ABP |
Analysis of degraded performance scenarios in case of triplet corrector failures. |
✔ |
LHC Machine Committee (LMC #419) |
LHC Machine Committee (LMC #449) |
30
|
| 7 TeV Task Force |
Report back on the results of the analysis in due time. |
✔ |
LHC Machine Committee (LMC #420) |
LHC Machine Committee (LMC #424) |
31
|
| MoEDAL-MAPP Collaboration, BE-EA |
The MoEDAL-MAPP Collaboration should present the UA83 proposal to the LHCC for recommendation, and in parallel start the preparation of an ECR. |
✔ |
LHC Machine Committee (LMC #420) |
LHC Machine Committee (LMC #426) |
32
|
| 7 TeV Task Force |
Update on the predicted duration of the training in Sector 56 based on the latest observations. |
✔ |
LHC Machine Committee (LMC #421) |
LHC Machine Committee (LMC #424) |
33
|
| LHCb collaboration, IWG |
Follow up with the IWG of implications of the non-conformity of the VELO WFS, namely by exploring the possibility to inspect regularly the status of the WFS and the feasibility to repeat the cold welds test with electric current flowing on the WFS. |
✔ |
LHC Machine Committee (LMC #422) |
LHC Machine Committee (LMC #473) |
34
|
| LHCb collaboration, TREX, TE-VSC |
Follow up with TREX for the preparation of procedures for possible interventions on the the VELO Wake Field Suppressor. |
✔ |
LHC Machine Committee (LMC #422) |
LHC Machine Committee (LMC #473) |
35
|
| LHCb collaboration |
Report on the results of the cold weld tests carried out with EN-MME-MM. |
✔ |
LHC Machine Committee (LMC #422) |
LHC Machine Committee (LMC #473) |
36
|
| MP3 |
Report on the quench analysis at the end of the quench training campaign. |
✔ |
LHC Machine Committee (LMC #422) |
LHC Machine Committee (LMC #438) |
37
|
| EN-EL, BE-OP, EN-ACE, SY-RF |
To define a new date for the SR4 transformer replacement (after the Pilot Beam Test). |
✔ |
LHC Machine Committee (LMC #422) |
LHC Machine Committee (LMC #426) |
38
|
| BE-EA, EN-ACE |
Circulate ECR (EDMS 2617044) for approval by the LMC. |
✔ |
LHC Machine Committee (LMC #423) |
LHC Machine Committee (LMC #426) |
40
|
| BE-EA, BE-OP |
Detail the installation plan for the MoEDAL-MAPP experiment in UA83. The go-ahead for any installation will require the approval of the Research Board. |
✔ |
LHC Machine Committee (LMC #423) |
LHC Machine Committee (LMC #426) |
41
|
| SY-BI, BE-CEM, EN-ACE, BE-OP |
Produce a planning for a combined TIM and battery BLM test campaign in view of the Pilot Beam Test and Run3, reporting back to the LMC with the final proposal. |
✔ |
LHC Machine Committee (LMC #423) |
LHC Machine Committee (LMC #425) |
42
|
| 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
|
| BE-ICS |
Update report of the M580 PLC failure rate in 6 months time. |
✖ |
LHC Machine Committee (LMC #425) |
|
44
|
| SY-BI |
Update on the progress of the BLM testing campaign by December 2021. |
✔ |
LHC Machine Committee (LMC #425) |
LHC Machine Committee (LMC #430) |
45
|
| BE-ABP |
Confirm nominal current for RQ6.R2. |
✔ |
LHC Machine Committee (LMC #426) |
LHC Machine Committee (LMC #427) |
46
|