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  OPERATION-2023 logbook, Contact: F.Wolff-Fabris, A.Galler, L.Samoylova, H.Sinn, Page 16 of 24  Not logged in ELOG logo
New entries since:Thu Jan 1 01:00:00 1970
ID Date Authordown Group Subject Text Attachments
  184   06 May 2023, 02:19 Jan-Etienne PudellMIDShift summary- We get stable x-ray delivery with 130µJ.

 

- We could move the detector succesfully
  
  190   07 May 2023, 02:23 Jan-Etienne PudellMIDShift summaryWe had stable x-ray delivery with 120µJ
and up to 300 pulses.

Successful user data acquisition
  
  194   08 May 2023, 02:38 Jan-Etienne PudellMIDShift summaryStable beam delivery with 23keV and 140µJ
at 2.2, 1.1 and 0.55MHz

 
  
  3   16 Jan 2023, 19:50 Jan GruenertPRCIssueProblem: Beam operation in SASE2
is prohibited by SEPS / MPS
Origin of problem: HED-CRL3
 JG_2023-01-16_um_16.30.12.pngJG_2023-01-16_um_16.30.50.png 
  4   17 Jan 2023, 10:25 Jan GruenertPRCIssueSASE3 peration issue - SOLVED

 

Controls
issue, the machine cannot make beam in SASE3.

From
BKR / DOOCS the problem description is: Big
 JG_SASE3_no_beam_permission_2023-01-17_09-13-31.png 
  5   21 Jan 2023, 16:38 Jan GruenertXPDAnalyze and quantify the mispositioning of the new 4mm-aperture behind the undulatorGoal: Analyze and quantify the
mispositioning of the new 4mm-aperture behind
the undulator
 JG_2023-01-21_16-06-48.pngJG_IMGFEL_2023-01-21_16-21-01.pngIMGFEL_no_cross_2023-01-21_16-27-22.pngIMGFEL_with_cross_2023-01-21_16-30-16.png 
  6   22 Jan 2023, 18:40 Jan GruenertPRCIssueSASE1 blocked to 1 bunch/train
by EPS interlock (sic, not 2 but 1)
--- PARTIALLY RESOLVED
 JG_2023-01-22_um_17.43.36.pngJG_2023-01-22_um_18.17.31.pngJG_2023-01-22_um_18.23.20.pngJG_2023-01-22_um_18_1.37.21.png 
  7   23 Jan 2023, 10:43 Jan GruenertPRCStatusStatus of machine SASE tuning
(just before switching off for monday maintenance):

 JG_2023-01-23_um_10.04.56.png 
  133   10 Apr 2023, 02:16 Jan GruenertXPDSPB_XTD9_IMGPII45 lost steps - REPAIREDREPAIRED / FIXED

Problem: The imager
SPB_XTD9_IMGPII45 insertion motor lost
  
  132   10 Apr 2023, 02:25 Jan GruenertXPDIssueREPAIRED / FIXED

Problem: The imager
SPB_XTD9_IMGPII45 insertion motor lost
  
  136   13 Apr 2023, 15:57 Jan GruenertXPDShift endEnd of Diamond Sensor Study

We leave the SASE2 beamline in
the following safe state:
  
  169   03 May 2023, 13:01 Jan GruenertPRCStatusThe machine tuning over the night had not
yet accomplished fully satisfactory beam
conditions mainly at the high photon energies
 JG_2023-05-03_um_13.10.33.png 
  170   04 May 2023, 00:07 Jan GruenertPRCSA1 statusSASE1 status:

First shift switchover this week
at 23h from FXE (19.5 keV) to SPB/SFX (12.4
  
  182   05 May 2023, 16:51 Jan GruenertPRCSA2 statusMID reports an observation that
is particular to the operation at the currently
high photon energy of 23 keV
  
  195   08 May 2023, 09:04 Jan GruenertPRCAttentionInfo from XRO (Maurizio Vannoni) to PRC
concerning tunnel access
request #152936 (Inspection and repair of
  
  231   08 Jun 2023, 10:37 Jan GruenertPRCIssueSASE2 vacuum incident

7h10
: MID informs PRC about a vacuum incident
in the SASE2 tunnel which tripped the beam.
 2023-06-08_SA2-beam-delivery.JPG 
  233   08 Jun 2023, 17:05 Jan GruenertPRCIssueSA2_XTD1_ATT solid attenuator
vacuum issue

Info
from VAC (Raul Villanueva) 12h30:
 image.png 
  236   09 Jun 2023, 12:37 Jan GruenertPRCIssueRepair of SA2_XTD1_ATT

Status 12h30:
The current MID users took beam until
  
  241   10 Jun 2023, 18:46 Jan GruenertPRCIssue18h05 : RC informs:

Machine is down, because Cryo-OK
was lost.
  
  242   10 Jun 2023, 21:52 Jan GruenertPRCStatusThe Cryo team solved the problems, beam
is back.
Downtime from 17h59 until 21h03.
 JG_2023-06-10_um_21.55.46.png 
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