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Changes for page The FLASH HDF5 structure

Last modified by sndueste on 2025/09/10 11:43
From version 91.1
edited by sndueste
on 2025/04/24 13:29
Change comment: There is no comment for this version
To version 97.2
edited by sndueste
on 2025/05/19 17:20
Change comment: There is no comment for this version

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... ... @@ -103,11 +103,10 @@
103 103  {{/info}}
104 104  {{/layout-cell}}
105 105  {{/layout-section}}
106 +{{/layout}}
106 106  
107 -{{layout-section ac:type="single"}}
108 -{{layout-cell}}
109 -
110 110  
109 +
111 111  == Complete list of recordable parameters ==
112 112  
113 113  The complete list for the relation between DOOCS names and HDF5 names for the recordable parameters can be found in [[DESY's Repository>>url:https://stash.desy.de/projects/CS/repos/pah/browse/src/camp/data/channel2HdfName.dat||shape="rect"]].
... ... @@ -116,13 +116,17 @@
116 116  
117 117  {{id name="DOOCSparameters"/}}
118 118  
119 -Note, the HDF group and data set names apply to our HDF tree version since vers. 0.3.0.
120 120  
121 -
122 122  === FLASH1 ===
123 123  
124 -==== Beamline info (FLASH1) ====
125 125  
122 +In the Shutdown 2024 / 2025  the complete photon diagnostic and experiment control was renewed and thus the Doocs names and also some HDF5 names had to be changed. The new naming will be documented here as soon as the systems are online again.
123 +
124 +The previously used naming scheme (2024 and before) can be found here:
125 +
126 +{{expand expanded="false" title="FLASH1 Naming scheme used until 2024"}}
127 +==== (% id="cke_bm_8853497S" style="display:none" %) (%%)Beamline info (FLASH1) ====
128 +
126 126  {{code language="none"}}/FL1/Beamlines/Attenuator/pressure{{/code}}
127 127  //always saved (PBD)//
128 128  DOOCS prop : {{code language="none"}}FLASH.FEL/GAS_DOSING/FL1.ATTENUATOR/PRESSURE{{/code}}
... ... @@ -243,8 +243,8 @@
243 243  
244 244  {{code language="none"}}/FL1/Photon Diagnostic/GMD/Average energy/energy tunnel{{/code}}
245 245  //always saved (PBD)//
246 -(% style="color:#000000" %)DOOCS prop : {{code language="none"}}FLASH.FEL/XGM.PHOTONFLUX/FL1.TUNNEL/PHOTONFLUX.UJ{{/code}} (%%)
247 -(% style="color:#000000" %)DAQ channel: {{code language="none"}}FLASH.FEL/XGM.PHOTONFLUX/FL1.TUNNEL/PHOTONFLUX.UJ{{/code}}
249 +(% style="color:#000000" %)DOOCS prop : {{code language="none"}}FLASH.FEL/XGM.PHOTONFLUX/FL1.TUNNEL/PHOTONFLUX.UJ{{/code}} (%%)
250 +(% style="color:#000000" %)DAQ channel: {{code language="none"}}FLASH.FEL/XGM.PHOTONFLUX/FL1.TUNNEL/PHOTONFLUX.UJ{{/code}}
248 248  
249 249  desc : calibrated average SASE Energy/pulse measured in the TUNNEL upstream the gas attenuator
250 250  units : microJ
... ... @@ -253,8 +253,8 @@
253 253  {{code language="none"}}/FL1/Photon Diagnostic/GMD/Pulse resolved energy/energy tunnel{{/code}}
254 254  //always saved (PBD)//
255 255  
256 -(% style="color:#000000" %)DOOCS prop : 
257 -{{code language="none"}}FLASH.FEL/XGM.INTENSITY/FL1.TUNNEL/INTENSITY.TD{{/code}}DAQ channel: {{code language="none"}}FLASH.FEL/XGM.INTENSITY/FL1.TUNNEL/INTENSITY.TD{{/code}}
259 +(% style="color:#000000" %)DOOCS prop : (%%)
260 +(% style="color:#000000" %){{code language="none"}}FLASH.FEL/XGM.INTENSITY/FL1.TUNNEL/INTENSITY.TD{{/code}}DAQ channel: {{code language="none"}}FLASH.FEL/XGM.INTENSITY/FL1.TUNNEL/INTENSITY.TD{{/code}}
258 258  
259 259  desc : Energy per pulse measured in the Tunnel.  In addition measurement errors and beam position are included for EACH pulse in the pulse train  !! (see below)
260 260  units : a.u. (more or less µJ but need to be calibrated with the "Average energy" for good precision)** [[see here for help>>doc:FS-FLASH USER tmp.jddd-linked help pages.Calibrating the pulse resolved (electron) data from GMD.WebHome]]**
... ... @@ -274,8 +274,7 @@
274 274  The pulse energy and the error are plotted for the first bunch of the pulse trains saved in this 
275 275  file
276 276  
277 -
278 -[[image:attach:image2021-2-9_10-51-6.png||height="250"]]
280 + [[image:image2021-2-9_10-51-6.png]]
279 279  
280 280  
281 281  {{/info}}
... ... @@ -467,8 +467,8 @@
467 467  
468 468  //always saved (PBD)//
469 469  (% style="color:#172b4d" %)**FL1.SFELC**(%%)
470 -(% style="color:#000000" %)channel: FLASH.SDIAG/BAM/(% style="color:#172b4d" %)FL1.SFELC(% style="color:#000000" %)/ARRIVAL_TIME.ABSOLUTE.SA1.COMP
471 -{{code language="none"}} DOOCS prop : FLASH.SDIAG/BAM//ARRIVAL_TIME.ABSOLUTE.SA1.COMPDAQ {{/code}}(% style="letter-spacing:0.0px" %)desc: Electron bunch arrival time measured  with the BAM  before the undulator (pulse resolved data). This one was newly installed in 2020.. The property contains only the arrival time of the bunches sent to FL1 (e.g. if there are 30 bunches in FL1 the first 30 values are the arrival time the remaining numbers still may have arbitrary numbers looking like a signal which they are not). These are the same values as the "raw" data below - just "cleaned". The values show a very good correlation to the arrival time  of the XUV pulses in the experiment (see help).
472 +(% style="color:#000000" %)channel: FLASH.SDIAG/BAM/(% style="color:#172b4d" %)FL1.SFELC(% style="color:#000000" %)/ARRIVAL_TIME.ABSOLUTE.SA1.COMP(%%)
473 +(% style="color:#000000" %){{code language="none"}} DOOCS prop : FLASH.SDIAG/BAM//ARRIVAL_TIME.ABSOLUTE.SA1.COMPDAQ {{/code}}(% style="letter-spacing:0.0px" %)desc: Electron bunch arrival time measured  with the BAM  before the undulator (pulse resolved data). This one was newly installed in 2020.. The property contains only the arrival time of the bunches sent to FL1 (e.g. if there are 30 bunches in FL1 the first 30 values are the arrival time the remaining numbers still may have arbitrary numbers looking like a signal which they are not). These are the same values as the "raw" data below - just "cleaned". The values show a very good correlation to the arrival time  of the XUV pulses in the experiment (see help).
472 472  units: fs (bigger numbers (typically) indicate later arrival times of the electrons).
473 473  
474 474  
... ... @@ -546,20 +546,23 @@
546 546  [[Contents>>doc:||anchor="Contents"]]
547 547  
548 548  
551 +==== ====
552 +
553 +
549 549  ==== Timing information, rep rate etc.  (FLASH1) ====
550 550  
551 551  ===== bunch repetition rate =====
552 552  
553 -{{code language="none"}}/FL1/Timing/repetition rate{{/code}}
558 +{{code language="none"}}/Timing/repetition rate{{/code}}
554 554  //always saved (PBD)//
555 555  DOOCS prop : {{code language="none"}}FLASH.DIAG/TIMER/FLASHCPUTIME1.0/REP_RATE_KHZ.1{{/code}}
556 -DAQ channel: {{code language="none"}}TTF2.UTIL/LASER.CONTROL/GUN/PULSE_FREQ{{/code}}
561 +DAQ channel: {{code language="none"}}FLASH.DIAG/TIMER/FLASHCPUTIME1.0/REP_RATE_KHZ.1{{/code}}
557 557  desc: repetition rate of the bunches / pulses within the burst (FLASH1)
558 558  units: kHz
559 559  
560 560  ===== set number of pulses =====
561 561  
562 -(% style="color:#ff6600" %)(HDF5 name not yet implemented - see zraw)(% style="color:#ff0000" %){{code language="none"}}/FL1/Timing/set number of bunches {{/code}}(%%)
567 +(% style="color:#ff6600" %)(HDF5 name not yet implemented - see zraw)(% style="color:#ff0000" %){{code language="none"}}/Timing/set number of bunches {{/code}}(%%)
563 563  //always saved (PBD)//
564 564  DOOCS prop : {{code language="none"}}FLASH.DIAG/TIMINGINFO/TIME1.BUNCH_FIRST_INDEX.1 [4th number]{{/code}}
565 565  DAQ channel: {{code language="none"}}FLASH.DIAG/TIMINGINFO/TIME1.BUNCH_FIRST_INDEX.1 [4th number]{{/code}}
... ... @@ -606,7 +606,7 @@
606 606  
607 607  currently it is saved as Unix time in : /zraw/FLASH.DIAG/TIMINGINFO/TIME1.BUNCH_FIRST_INDEX.1/dGroup/time
608 608  
609 -{{expand title="Timestamp help for python" expanded="false"}}
614 +{{expand expanded="false" title="Timestamp help for python"}}
610 610   import time
611 611  
612 612  # epoch time is found in /zraw/FLASH.DIAG/TIMINGINFO/TIME1.BUNCH_FIRST_INDEX.1/dGroup/time #!!! a leading 1 has to be added !!!
... ... @@ -617,12 +617,9 @@
617 617  print(formatted_time)
618 618  {{/expand}}
619 619  
620 -|(((
621 -
622 -)))
623 623  
624 -[[Contents>>doc:||anchor="Contents"]]
625 625  
627 +
626 626  ==== Pump Probe Laser (FLASH1) ====
627 627  
628 628  **PIGLET (PG laser)**
... ... @@ -738,10 +738,9 @@
738 738  * {{code language="none"}}number of samples{{/code}}: total number of samples recorded for each 10 Hz trigger
739 739  
740 740  [[Contents>>doc:||anchor="Contents"]]
743 +{{/expand}}
741 741  
742 742  
743 -
744 -
745 745  === FLASH2 ===
746 746  
747 747  There is analog to FLASH1 a permanently running "PhotonDagnostic DAQ FLASH2" (PBD2) and 2 User DAQs
... ... @@ -749,7 +749,6 @@
749 749  ==== Beamline info (FLASH2) ====
750 750  
751 751  {{code language="none"}}/FL2/Beamlines/Attenuator/pressure  {{/code}}
752 -(% style="color:#000000" %)//always saved (PBD2)// (%%)
753 753  (% style="color:#000000" %)DOOCS prop : {{code language="none"}}FLASH.FEL/ATT.GAS_DOSING/FL2.HALL/PRESSURE{{/code}} (%%)
754 754  (% style="color:#000000" %)DAQ channel:  {{code language="none"}}FLASH.FEL/ATT.GAS_DOSING/FL2.HALL/PRESSURE{{/code}} (%%)
755 755  (% style="color:#000000" %)desc: set pressure in the gas attenuator (%%)
... ... @@ -756,7 +756,6 @@
756 756  (% style="color:#000000" %)units: mbar
757 757  
758 758  {{code language="none"}}/FL2/Beamlines/FL20/Shutter/open{{/code}}
759 -//always saved (PBD2)//
760 760  DOOCS prop : {{code language="none"}}FLASH.FEL/ADC.SIS.FL2FS/FL20.SHUTTER/CH00.TD{{/code}}
761 761  DAQ channel: {{code language="none"}}FLASH.FEL/ADC.SIS.FL2FS/FL20.SHUTTER{{/code}}
762 762  desc: BL Beamline Fast shutter state: 1 is open, 0 is closed ( for technical reasons there are 100 vales of this state saved ...)
... ... @@ -764,7 +764,6 @@
764 764  
765 765  
766 766  {{code language="none"}}/FL2/Beamlines/Filter wheel/position wheel 1{{/code}}
767 -//always saved (PBD2)//
768 768  DOOCS prop : {{code language="none"}}FLASH.FEL/FL20H.PH.MOTOR/MOTOR1.MOT3/FPOS{{/code}}
769 769  DAQ channel: FLASH.FEL/FL20H.PH.MOTOR/MOTOR1.MOT3/FPOS
770 770  desc: Position of the BL filter wheel 1 - to correlate with the filter material please look **[[here>>doc:FS-FLASH USER tmp.jddd-linked help pages.Filter-Units.Filter wheels in FLASH1 and FLASH2.WebHome]]**
... ... @@ -771,7 +771,6 @@
771 771  units: degree
772 772  
773 773  /FL2/Beamlines/Filter wheel/position wheel 2
774 -always saved (PBD2)
775 775  DOOCS prop : {{code language="none"}}FLASH.FEL/FL20H.PH.MOTOR/MOTOR2.MOT3/FPOS{{/code}}
776 776  DAQ channel: {{code language="none"}}FLASH.FEL/FL20H.PH.MOTOR/MOTOR2.MOT3/FPOS{{/code}}
777 777  desc: Position of the BL filter wheel 2 - to correlate with the filter material please look [[here>>doc:FS-FLASH USER tmp.jddd-linked help pages.Filter-Units.Filter wheels in FLASH1 and FLASH2.WebHome]]
... ... @@ -787,7 +787,6 @@
787 787  ==== Photon Diagnostics SASE ([[XGMD>>url:http://photon-science.desy.de/facilities/flash/photon_diagnostics/gmd_intensity_and_position/index_eng.html||shape="rect"]] - FLASH2) ====
788 788  
789 789  {{code language="none"}}/FL2/Photon Diagnostic/GMD/Average energy/energy tunnel{{/code}}
790 -//always saved (PBD2)//
791 791  DOOCS prop : {{code language="none"}}FLASH.FEL/XGM.PHOTONFLUX/FL2.TUNNEL/PHOTONFLUX.UJ{{/code}}
792 792  DAQ channel:{{code language="none"}} FLASH.FEL/XGM.PHOTONFLUX/FL2.TUNNEL/PHOTONFLUX.UJ{{/code}}
793 793  desc : calibrated average ( ~~ 20 sec averaging time ) SASE Energy/pulse measured in the TUNNEL before the attenuator (ion current)
... ... @@ -1119,10 +1119,10 @@
1119 1119  desc: Each 10 Hz burst has its unique train ID. For the HDF5 dataset the ID is the same for all parameters with the same index (note camera images may be shifted by 1 ID - talk to the experts !)
1120 1120  units:
1121 1121  
1122 -===== Train time =====
1118 +===== (% style="color:#e67e22" %)Train time(%%) =====
1123 1123  
1124 -//always saved (PBD2)//
1125 -{{code language="none"}}/Timing/train time{{/code}}
1120 +(% style="color:#e67e22" %)//always saved (PBD2)//(%%)
1121 +(% style="color:#e67e22" %){{code language="none"}}/Timing/train time{{/code}}
1126 1126  desc:Local time as array of day, hour, minute, second, and centisecond. This dataset is meant for visualisation purposes only. For correlations use the train ID or the Unix time of the time stamp
1127 1127  units: d h min s cs
1128 1128  
... ... @@ -1130,11 +1130,28 @@
1130 1130  /Timing/time stamp
1131 1131  {{/code}}
1132 1132  
1133 -//always saved (PBD2)//
1134 -desc: first column: Local time in unix time. To get day, hour, minute, second you can use unix: e.g. date ~-~-date='@1553617729' or matlab, python etc
1129 +(% style="color:#e67e22" %)//always saved (PBD2)//(%%)
1130 +(% style="color:#e67e22" %)desc: first column: Local time in unix time. To get day, hour, minute, second you can use unix: e.g. date ~-~-date='@1553617729' or matlab, python etc
1135 1135  second column: microseconds
1136 1136  third column: Train ID of FLASH
1137 1137  
1134 +
1135 +(% id="cke_bm_2455529S" style="display:none" %) (%%)currently it is saved as Unix time in : /zraw/FLASH.DIAG/TIMINGINFO/TIME1.BUNCH_FIRST_INDEX.1/dGroup/time
1136 +
1137 +{{expand expanded="false" title="Timestamp help for python"}}
1138 + import time
1139 +
1140 +# epoch time is found in /zraw/FLASH.DIAG/TIMINGINFO/TIME1.BUNCH_FIRST_INDEX.1/dGroup/time #!!! a leading 1 has to be added !!!
1141 +# The time and date of the start of the data taking in the HDF file is encoded in the filename - to roughly check the time
1142 +epoch_time = 1709051499.17 # Replace with your epoch time
1143 +
1144 +formatted_time = time.strftime('%Y-%m-%d %H:%M:%S', time.gmtime(epoch_time))
1145 +print(formatted_time)
1146 +{{/expand}}
1147 +
1148 +
1149 +
1150 +
1138 1138  [[Contents>>doc:||anchor="Contents"]]
1139 1139  
1140 1140  
... ... @@ -1678,8 +1678,3 @@
1678 1678  )))
1679 1679  
1680 1680  [[Contents>>doc:||anchor="Contents"]]
1681 -
1682 -
1683 -{{/layout-cell}}
1684 -{{/layout-section}}
1685 -{{/layout}}