Gas systems weekly project meeting

Europe/Zurich
32/1-A24 (CERN)

32/1-A24

CERN

40
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gas systems project meeting
Zoom Meeting ID
62095888225
Host
Beatrice Mandelli
Useful links
Join via phone
Zoom URL

piquet:

26/6

CMS-FGR Huber alarm -> TICKET Maria Cristina already sent info to LaboTech

CMS-FGR dewpoint alarm -> TICKET can we improve?

CMS N2 flow -> delay on the alarm? 2 minutes? check limits? TICKET

 

19/6

ATLAS-RPC rack 66 chamber pressure fluctuations --> [GASSYSTEMS-689] ATLAS-RPC rack 66 chamber pressure fluctuations - CERN Central Jira

CMS-FGR R134a detection head alarms --> [GASSYSTEMS-690] CMS-FGR R134a detection head alarms - CERN Central Jira

CMS-RPC purifier 3 not ready for phase2 --> [GASSYSTEMS-692] CMS-RPC purifier 3 not ready for phase2 - CERN Central Jira (old ticket was for putif 1) 

CMS-DT pump --> [GASSYSTEMS-691] CMS-DT pump broken (motor?) - CERN Central Jira  & Miguel to follow-up 

5/6

ATL and CMS not ready for phase2 check better reason -> [GASSYSTEMS-676] ATL and CMS purif not ready for phase2 - CERN Central Jira

TGC pump problem

22/5

nothing

15/5

nothing critical

ATLAS-RPC Purif2 no purge gas due to low CO2 

8/5

ATLAS-RPC stop

ATLAS-RPC heating tape not working -> [GASSYSTEMS-632] ATLAS-RPC heating tape not working - CERN Central Jira (replace heating tape + separate power supply easy for 2 and 3, purif 1 during LS3) [GASSYSTEMS-670] ATLAS-RPC Purif 3 ColB repair - CERN Central Jira

ATLAS TGC heated pipe temperature low alarm -> [GASSYSTEMS-633] ATLAS-TGC heating tape for pipes - CERN Central Jira

 

RICH1 pump regulation alarm and gas consumption check needed --> [GASSYSTEMS-634] RICH1 update C4F10 consumption - CERN Central Jira

RICH1 pressure difference like in ALICE TRD -> [GASSYSTEMS-635] RICH1 pressure difference like in ALICE TRD - CERN Central Jira

 

30/4

??? MattiaB

TOF {O2}

 

24/4

CMS-RPC Purif 3 not reaching phase2 --> ELOG - Purifier 3  two times --> CHECK & TICKET --> now seems to be stable

ATLAS-TGC 2nd liquifier to be tested -> [GASSYSTEMS-636] ATLAS-TGC 2nd liquifier to be tested - CERN Central Jira

ATLAS-RPC mixer iso alarm from IR --> ELOG - RPC mixer

 

17/4

LHCb-MWPC Purif CB not cycling

 

10/4

ALICE-MID purifier temperature HH alarm -> [GASSYSTEMS-600] ALICE-MID purifier temperature HH alarm - CERN Central Jira

 

3/4

CMS-RPC purif 1 not doing vacuum during regeneration [GASSYSTEMS-590] CMS-RPC purif 1 not doing vacuum during regeneration - CERN Central Jira

need to be tested after maintenance of the pump. update ticket.

 

ALICE-TRD Xe recuperation how to inject [GASSYSTEMS-591] ALICE-TRD Xe recuperation how to inject: procedure - CERN Central Jira

 

27/3

MDT humidifier -> Checklist back for all!

 

20/3

CMS-RPC purifier 1 not reaching the pressure for phase 2 --> to check why [GASSYSTEMS-602] CMS-RPC purifier 1 not reaching the pressure for phase 2 - CERN Central Jira

CMS change cap closed-open and ventilation --> for Salvatore e Aleksandar -> it was a mistake from the operator

 

Chiller spares: --> [GASSYSTEMS-626] chillers for gas systems and spares - CERN Central Jira

 

some clear text for electrical status page in winccoa --> [GASSYSTEMS-657] some clear text for electrical status page in winccoa - CERN Central Jira

 

ALICE, ATLAS, CMS IR iC4H10 calibration bottles & SF6 -> [GASSYSTEMS-658] ALICE, ATLAS, CMS IR iC4H10 calibration bottles & SF6 - CERN Central Jira

 

MFCs calibration setup to be reassemble asap [GASSYSTEMS-644] MFCs calibration setup to be reassemble asap - CERN Central Jira

 

ALICE

TS1->nothing special, MID pump, humidifiers, TRD membrane

70 report from Anité [GASSYSTEMS-70] TPC gas quality - filters to Benoit - CERN Central Jira (I don't see the report, can you please add it?)

TRD leak is still there. [GASSYSTEMS-568] ALICE TRD leak search tests/interventions log - CERN Central Jira   

ALICE MCH humidifier on or off?  [GASSYSTEMS-625] ALICE MCH humidifier status: info to be updated - CERN Central Jira

several alarms blocked: [GASSYSTEMS-628] ALICE alarms blocked - CERN Central Jira

TOF gas mixture analysis -> [GASSYSTEMS-639] TOF gas mixture analysis - CERN Central Jira & ELOG

 

ATLAS

TS1->MDT frequency converter (TICKET), MDT flows unstable reported by philipp(?), RPC distribution rack regulation valve (TICKET), RPC secondary mixer (TICKET), TGC flowcells (?), pumps

where are the weekly check elog and the weekly checklist?  -> [GASSYSTEMS-637] where are the weekly check elog and the weekly checklist?   - CERN Central Jira

MDT high flow (wrong mixture, CO2 injected instead of Argon): how to spot in advance?

MDT pump: supplier reply? frequency converter? --> Philipp to be informed that some test at some point will be needed [GASSYSTEMS-592] MDT pump: supplier reply? frequency converter? - CERN Central Jira

problem with n-penthane tank level measurement -> [GASSYSTEMS-603] TGC problem with n-penthane tank level measurement - CERN Central Jira

ATLAS-TGC flow difference --> [GASSYSTEMS-612] ATLAS-TGC flow difference - CERN Central Jira

heating controllers for ATLAS --> ticket IO -> out od yets & Patrick for cost estimate [GASSYSTEMS-576] ATLAS heating pipe cabinets - CERN Central Jira --> IN PLANNING

ATLAS ID flushing follow up of incident of 10 April --> [GASSYSTEMS-614] ATLAS ID flushing follow up of incident of 10 April - CERN Central Jira  

VERY IMPORTANT:   [GASSYSTEMS-618] ATLAS ID flushing change of gas procedure, dewpoint warning and alarms - CERN Central Jira

add screenshot ID flushing

several alarms blocked: [GASSYSTEMS-629] ATLAS alarms blocked - CERN Central Jira

TGC differential pressure sensor for pump filter: is it there? if not why? -> [GASSYSTEMS-640] TGC differential pressure sensor for pump filter: is it there? if not why? - CERN Central Jira

onsite check during TS1 19-23/6 for ATLAS RPC regulation valve in distribution rack -> [GASSYSTEMS-641] ATLAS RPC regulation valve in old distribution rack - CERN Central Jira

ATLAS-RPC Purif 3 to be regenerated -> follow-up [GASSYSTEMS-670] ATLAS-RPC Purif 3 ColB repair - CERN Central Jira COMPLETED?

 

CMS

TS1-> R134a new pump (643), 3 circulation pumps, lower RPC flow, R134a new valve recuperation, RPC flowcells replacement

where is the weekly checklist? -> [GASSYSTEMS-638] where is the weekly checklist?   - CERN Central Jira

R134a insulation - isol'tut to check and see what to do -> ticket IO [GASSYSTEMS-578] R134a insulation - isol'tut to check and see what to do - CERN Central Jira

How much gas flow we need for the RPC purifier? --> OFFLINE with Maria Cristina [GASSYSTEMS-579] CMS-RPC How much gas flow we need for the RPC purifiers? - CERN Central Jira

RPC bypass pump too much closed --> [GASSYSTEMS-604] RPC bypass pump too much closed - CERN Central Jira

RPC H2O ExhToDist    CMSAUX_An_XANA9319AS 159 5000 ppm, but is it not normal? --> [GASSYSTEMS-605] RPC H2O ExhToDist 5000 ppm is ok? - CERN Central Jira

RPC double flow test -> ticket? exists? [GASSYSTEMS-392] RPC test of double the flow in one rack - CERN Central Jira

RPC with CO2 like ATLAS and effect on R134a recuperation -> [GASSYSTEMS-606] RPC with CO2 like ATLAS and effect on R134a recuperation - CERN Central Jira

RPC humidifier lauda --> old is broken?  [GASSYSTEMS-617] CMS RPC Humidifier lauda - CERN Central Jira

GEM chamber pressure alarm for stop -> ticket with GEM responsible [GASSYSTEMS-580] GEM chamber pressure alarm for stop - CERN Central Jira

R134a Upgrade (hardware and software) to be tested -> [GASSYSTEMS-594] R134a Upgrade (hardware and software) to be tested - CERN Central Jira

alarms blocked: [GASSYSTEMS-630] CMS alarms blocked - CERN Central Jira

DT humidifier MFC in "E" -> power cycle during access or no beam time [GASSYSTEMS-642] DT humidifier MFC in "E" - CERN Central Jira

DT vaisala reading difference between SG and US -> [GASSYSTEMS-677] CMS DT vaisala reading difference between SG and US - CERN Central Jira

test KNF pump for R134a recuperation --> [GASSYSTEMS-643] test KNF pump for R134a recuperation - CERN Central Jira

 

GEM 904 would like to move their mixer to PLC -> ticket already exists. check  [GASSYSTEMS-468] Re: 904 GEM gas system - CERN Central Jira

CSC 904 new panels -> for LS3 -> ticket Andrea? [GASSYSTEMS-581] CSC at 904 - CERN Central Jira

RPC 904 new line -> ticket Andrea? [GASSYSTEMS-582] RPC 904 new line - CERN Central Jira

RPC904 cleaning of lines -> follow ticket [GASSYSTEMS-556] 904 RPC gas distribution panels not working properly - CERN Central Jira

 

 

LHCb

TS1-> RICH1 pump, RICH1 leak search (postponed), SciFi some work from others expected

CODEX-b --> purif to be prepared, calibration of O2 and some test  -> ticket? IO [GASSYSTEMS-466] CODEX commissioning - CERN Central Jira

CODEX-b --> some work to startup  --> [GASSYSTEMS-659] CODEX-b --> some work to startup - CERN Central Jira

RICH2 CO2 from purifier-> check how to decrease-> ticket IO [GASSYSTEMS-585] RICH2 [CO2] from purifier-> check how to decrease - CERN Central Jira

RICH2 form where the CO2 entered -> from backup? how long was it in stop? -> [GASSYSTEMS-607] RICH2 form where the CO2 entered -> from backup? how long was it in stop? - CERN Central Jira

RICH1 what we learn from 1st fill -> [GASSYSTEMS-608] RICH1 what we learn from 1st fill - CERN Central Jira

for example: RICH1 membrane bypass is a problem?

summary of the C4F10 bottles --> TICKET or ELOG -> [GASSYSTEMS-660] summary of the C4F10 bottles - CERN Central Jira

Patrick, can you put the excel checklist as attachment in the weekly summary?

alarms blocked: [GASSYSTEMS-631] LHCb alarms blocked - CERN Central Jira

RICH2 IR calibration -> [GASSYSTEMS-661] RICH2 IR calibration - CERN Central Jira

RICH1 should we add some Ni to the purif? ask Christopf -> [GASSYSTEMS-662] RICH1 should we add some Ni to the purif? - CERN Central Jira

 

NA62

CEDAR maintenance needed -> [GASSYSTEMS-609] CEDAR maintenance needed - CERN Central Jira

pressure sensors S/N to follow -> [GASSYSTEMS-595] NA62-CEDAR pressure sensors - CERN Central Jira 

pressure sensor to be replaced in CEDAR PT6062 [GASSYSTEMS-623] NA62 CEDAR PT6062 to be replaced - CERN Central Jira

pressure sensors 6104 and 6105 statistic of failure [GASSYSTEMS-653] pressure sensors 6104 and 6105 statistic of failure - CERN Central Jira

pressure sensors 6104 or 6105 to be replaced and panel to be modified  [GASSYSTEMS-678] CEDAR pressure sensors 6104 or 6105 to be replaced and panel to be modified  - CERN Central Jira

 

GIF++ TGC gas system and return flow: [GASSYSTEMS-624] GIF++ TGC gas system return flow - CERN Central Jira

[GASSYSTEMS-674] MFCs to be checked - CERN Central Jira :

 

non-LHC safety valve --> check lista di Fabio

[GASSYSTEMS-172] non-LHC safety valves to be verified - CERN Central Jira

ELOG - safety valves to be verified for non-LHC systems

 

 

 

Additional requests/projects/discussions

New Gas panels for DRD1 test beam [GASSYSTEMS-586] RE: New Gas panels for DRD1 test beam - CERN Central Jira

887 CEDAR new "mixers" --> [GASSYSTEMS-509] CEDAR for beam lines - CERN Central Jira

ALICE T10 test area MFC(s) -> [GASSYSTEMS-669] ALICE T10 TR: calibration MFC pour C4F10 - CERN Central Jira

 

examples of topics for the common discussions:

 

-cms id flushing -> Andrea

-cms r134a operation and spare -> Andrea

-cms cf4 operation and spare -> Andrea

-atl tgc nc5h12 -> Kacper

-Analysis boxes -> LPh

-C4F10 new recuperation installation -> Patrick

 

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