Jefferson Lab Hall C Logbook for October 10 - Target

  • Main INDEX

    Sunday

    

    Saturday
    

    

    Friday
    

  • 202953 10/29/10 16:27  smithg         Target: new turbo controller location

  • 202944 10/29/10 10:34  smithg         Target: Flag target installed. Protocol explained.

    • 

    Thursday
    

    

    Wednesday
    

  • 202857 10/27/10 22:40  smithg         Target: z-position tape measure measurements: final result

  • 202851 10/27/10 21:08  smithg         Target: Status update

  • 202818 10/27/10 11:40  covrig         Target: target's Halloween

    • 

    Tuesday
    

    

    Monday
    

  • 202567 10/25/10 12:26  smithg         Target: status, pump autopsy results with pics,  & repair plan

    • 

    Sunday
    

    

    Saturday
    

  • 202317 10/23/10 17:13  covrig         Target: 2 pictures

    • 

    Friday
    

  • 202120 10/22/10 17:19  covrig         Target: status

  • 202103 10/22/10 10:09  covrig         Target: limit switches

  • 202102 10/22/10 09:06  Davis, C.      Target: Silence!

  • 202097 10/22/10 07:45  Davis, C.      Target: Target status

    • 

    Thursday
    

  • 202093 10/21/10 23:48  narayan        Target: end of swing shift target screenshot

  • 202081 10/21/10 19:45  Davis, C.      Target: Moved target out of beam

  • 202063 10/21/10 18:49  Davis, C.      Target: Hydrogen Cell (w/ He gas) is in position

  • 202049 10/21/10 18:30  Davis, C.      Target: Changed encoder value for DS 2% Al Tgt., then moved there

  • 202016 10/21/10 17:13  Davis, C.      Target: Target moved to DS 4% Al

  • 201992 10/21/10 15:06  covrig         Target: "new" encoder values for some targets

  • 201965 10/21/10 13:25  smithg         Target: evacuated target loop

  • 201916 10/21/10 11:20  covrig         Target: reset h-motion calibration

  • 201899 10/21/10 09:13  narayan        Target: Target moved from expert GUI

  • 201874 10/21/10 07:46  silwal         Target: x target not moving to the encoder values specified???

  • 201872 10/21/10 07:36  silwal         Target: Target Out of Beam (HOME)

  • 201868 10/21/10 07:17  silwal         Target: moved to DS 4% Al target

  • 201866 10/21/10 07:06  silwal         Target: horizontal motion control YELLOW alarm

  • 201859 10/21/10 06:06  silwal         Target: scattering chamber vacuum fluctuations

  • 201847 10/21/10 04:43  silwal         Target: scattering chamber vacuum fluctuations

  • 201842 10/21/10 03:44  silwal         Target: scattering chamber vacuum improves with NO beam

  • 201836 10/21/10 02:48  silwal         Target: scattering chamber vacuum gradually getting bad, RED alarm

  • 201829 10/21/10 01:39  silwal         Target: vacuum upstream of target

  • 201828 10/21/10 01:39  silwal         Target: target to US 4% Al

  • 201820 10/21/10 01:09  silwal         Target: Target Out of Beam (HOME)

  • 201809 10/21/10 00:19  silwal         Target: to DS 4% Al

    • 

    Wednesday
    

  • 201803 10/20/10 23:47  Davis, C.      Target: Target status at End of Swing Shift (almost)

  • 201764 10/20/10 21:25  Davis, C.      Target: Target status with 5 uA on US 4% Al

  • 201737 10/20/10 19:56  Davis, C.      Target: [15 min. ago]  went to 4% Al US

  • 201717 10/20/10 18:06  Davis, C.      Target: Density changes

  • 201706 10/20/10 17:02  Davis, C.      Target: Target Out of Beam (HOME)

  • 201700 10/20/10 15:48  Adesh          Target: Target Status

  • 201674 10/20/10 11:05  covrig         Target: one more try on the pump

  • 201654 10/20/10 08:19  Adesh          Target: Moved to US 1% Al target

  • 201643 10/20/10 06:35  silwal         Target: scattering chamber vacuum fine now

  • 201642 10/20/10 06:25  silwal         Target: scattering chamber vacuum RED alarm

  • 201632 10/20/10 05:29  silwal         Target: H2 pressure alarms

  • 201631 10/20/10 05:21  silwal         Target: vacuum/dump gui snapshot

  • 201615 10/20/10 04:00  silwal         Target: scattering chamber vacuum fine now

  • 201614 10/20/10 03:51  silwal         Target: scattering chamber vacuum RED alarm

  • 201603 10/20/10 03:20  covrig         Target: resets

  • 201597 10/20/10 02:50  covrig         Target: status - warming up....

    • 

    Tuesday
    

  • 201577 10/19/10 23:40  spage & davi   Target: Pump Belly Up

  • 201573 10/19/10 23:23  spage / davi   Target: LH2 target fan failure - screen shots

  • 201571 10/19/10 22:25  W. Deconinck   Target: Controlled access for target reset

  • 201570 10/19/10 22:23  spage          Target: LH2 pump trip, won't reset

  • 201549 10/19/10 20:16  spage          Target: brief fan frequency excursion

  • 201511 10/19/10 18:16  Davis, C.      Target: New Target Encoder values are restored.

  • 201509 10/19/10 17:55  Davis, C.      Target: Target Temp. Oscillation examples

  • 201505 10/19/10 17:09  Davis, C.      Target: Fan at 34 Hz briefly but long enough to trip minor alarm

  • 201485 10/19/10 13:56  narayan        Target: pump trip

  • 201479 10/19/10 13:07  narayan        Target: Alert: pump temperature rising, though steady now

  • 201469 10/19/10 11:18  narayan        Target: pump alarm

  • 201466 10/19/10 10:50  narayan        Target: midshift Target status

  • 201449 10/19/10 07:44  silwal         Target: snapshot gui/stripcharts, everything normal

  • 201448 10/19/10 07:26  silwal         Target: 15K supply temp YELLOW alarm

  • 201417 10/19/10 03:00  silwal         Target: vacuum/dump gui snapshot

  • 201415 10/19/10 02:26  silwal         Target: upstream ion chamber YELLOW alarm, tune beam

    • 

    Monday
    

  • 201402 10/18/10 23:47  Davis, C.      Target: Target status at End of Swing Shift (almost)

  • 201398 10/18/10 22:42  Davis, C.      Target: Target is HOME,  out of beam

  • 201384 10/18/10 20:24  Davis, C.      Target: Drp in 4K coolant supply

  • 201380 10/18/10 18:49  Davis, C.      Target: No Alarm on QWT_poA

  • 201368 10/18/10 17:04  covrig         Target: lh2 pump fsd

  • 201351 10/18/10 14:51  covrig         Target: loop pressure

  • 201337 10/18/10 13:27  covrig         Target: status

  • 201302 10/18/10 07:31  silwal         Target: snapshot gui/stripcharts

  • 201279 10/18/10 02:52  silwal         Target: target pump temp back to ~ 84 K

  • 201267 10/18/10 00:44  silwal         Target: target pump temp ~ 86 K, used to be 84K, no alarms yet

    • 

    Sunday
    

  • 201263 10/17/10 23:44  Davis, C.      Target: Target status at End of Swing Shift (almost)

  • 201230 10/17/10 19:43  Davis, C.      Target: 15Ki minor alarm (yellow)

  • 201218 10/17/10 17:53  Davis, C.      Target: QWL1fc_Voltage_R goes to 444

  • 201217 10/17/10 17:41  Davis, C.      Target: Target is now taking 50 uA

  • 201192 10/17/10 16:21  Davis, C.      Target: QWL1fc_voltage_r goes to 444 

  • 201147 10/17/10 11:33  R. Carlini     Target: MD noise floor

  • 201133 10/17/10 07:58  silwal         Target: snapshot gui/stripcharts

  • 201118 10/17/10 04:38  silwal         Target: 15 K supply line YELLOW alarm

  • 201107 10/17/10 02:44  silwa          Target: alarm at 3x3mm raster, LH2 @ 50uA

    • 

    Saturday
    

  • 201094 10/16/10 23:47  Davis, C.      Target: Target status at End of Swing Shift (almost)

  • 201071 10/16/10 21:02  Davis, C.      Target: Target status 

  • 201064 10/16/10 20:20  Davis, C.      Target: I do hope that this works better as a table of the Pump Temperatures  (see my previous message)

  • 201061 10/16/10 20:13  Davis, C.      Target: Tgt status,  Pump temperature

  • 201059 10/16/10 19:58  Davis, C.      Target: Target status and Pump Temp.!

  • 201044 10/16/10 16:59  smithg         Target: Al runs prior to run 5913 are probably bad

  • 201039 10/16/10 16:30  Davis, C.      Target: Hydrogen cell IN, by permission of MCC

  • 201038 10/16/10 16:22  Davis, C.      Target: Target to HOMER pos'n.

  • 201035 10/16/10 16:04  Davis, C.      Target: Tgt Params at 16:00   Beginning of Swing shift

  • 200965 10/16/10 05:34  silwal         Target: x raster alarm

  • 200959 10/16/10 04:15  silwal         Target: dont close QWScatt_Chamber_Vacuum_R Alarm gui

  • 200949 10/16/10 02:11  smithg         Target: New encoder table for target positions

  • 200946 10/16/10 01:34  smithg         Target: surge tank turbo tripped

    • 

    Friday
    

  • 200934 10/15/10 23:44  Davis, C.      Target: Almost End of Shift Screenshots (EoSS) for Friday Swing Shift

  • 200932 10/15/10 22:59  Davis, C.      Target: Move to LH2 target cell

  • 200929 10/15/10 22:48  Davis, C       Target: Moved to US 4% Al Tgt.

  • 200922 10/15/10 22:04  Davis, C.      Target: 10 pm situation with Cryo excursions

  • 200913 10/15/10 21:00  Davis, Opper   Target: up to 40 uA on the DS 4% Al Target

  • 200903 10/15/10 20:20  AK Opper & C   Target: moved to DS 4% Al target

  • 200898 10/15/10 20:03  Davis, C, Ad   Target: Moved US 6x6 hole 1mm

  • 200894 10/15/10 19:48  Davis, C.      Target: Move Tgt to US 6x6 square

  • 200852 10/15/10 17:28  Davis, C       Target: Target goes HOME

  • 200847 10/15/10 16:47  Davis, C.      Target: 444 Alarm

  • 200806 10/15/10 12:22  Adesh          Target: Target Motion issues

  • 200805 10/15/10 12:15  Adesh          Target: Target Motion issues

  • 200796 10/15/10 10:36  covrig         Target: ice on the LH2 pump motor radiator

  • 200795 10/15/10 10:35  Armstrong      Target: FSD for target motion tested, and is OK

  • 200781 10/15/10 09:04  Armstrong      Target: Target motion fun and games and FSD...

  • 200777 10/15/10 08:20  birchall       Target: Target motion

  • 200773 10/15/10 08:02  Armstrong      Target: move hydrogen cell 4 mm horizontal 

  • 200767 10/15/10 07:37  Armstrong      Target: move to hydrogen target

  • 200763 10/15/10 07:23  Armstrong      Target: move to upstream centering hole 

  • 200760 10/15/10 07:16  Armstrong      Target: horiz. motion control screens

  • 200757 10/15/10 07:07  Armstrong      Target: moved to DS 4% Al target

  • 200753 10/15/10 06:49  Armstrong      Target: some target screens

  • 200751 10/15/10 06:29  Armstrong      Target: Note on upstream 6x6 Al target 

  • 200749 10/15/10 06:13  Armstrong      Target: moved to Downstream Centering Hole

  • 200707 10/15/10 01:04  silwal         Target: US 2x2 BRSquare:: x changed by -0.25 mm to get to 74336 encoder pos, entry 200704 was moved by -2.5mm, not -0.25

  • 200704 10/15/10 00:54  silwal         Target: US 2x2 BRSquare:: x changed by -0.25 mm

  • 200700 10/15/10 00:46  silwal         Target: US 2x2 BRSquare:: x changed by +0.5 mm, Y changed by -0.5mm

  • 200695 10/15/10 00:32  silwal         Target: US 2x2 BRSquare:: x changed by +1.5 mm

  • 200691 10/15/10 00:15  silwal         Target: moved to US 2x2 BRSquare

  • 200685 10/15/10 00:00  Davis, C       Target: End of Swing Shift (EoSS) screen capture

    • 

    Thursday
    

  • 200684 10/14/10 23:58  Davis, C. &    Target: Back to DS centering hole, but new encoder positions

  • 200678 10/14/10 23:41  Davis, C. &    Target: UP!

  • 200666 10/14/10 23:13  Davis, C. &    Target: Small Tgt. motion

  • 200661 10/14/10 23:00  Davis C.       Target: Encoder positions for US centering hole

  • 200660 10/14/10 22:53  Davis, C.      Target: Moved to US centering hole

  • 200649 10/14/10 22:19  Davis, C.      Target: Move target to DS centering hole

  • 200637 10/14/10 21:22  covrig         Target: cryo update - late entry

  • 200635 10/14/10 21:05  Davis, C       Target: Excursion in 15 K line

  • 200629 10/14/10 20:47  smithg         Target: Home button on main GUI broken

  • 200628 10/14/10 20:47  Davis, C       Target: Target HOME

  • 200614 10/14/10 19:35  Davis, C       Target: beam on solid target

  • 200605 10/14/10 16:51  Davis, C       Target: Effect of pump speed change (after a few minutes

  • 200602 10/14/10 16:45  Davis, C. &    Target: Pump at 30 Hz

  • 200600 10/14/10 16:36  covrig         Target: work update

  • 200591 10/14/10 15:28  donjones       Target: reduce 15 K flow

  • 200583 10/14/10 14:45  donjones       Target: new target alarm limits

  • 200567 10/14/10 14:14  donjones       Target: cryo warns of reduced temperature in 15K line asks for overal reduced flow rates in future

  • 200526 10/14/10 08:36  donjones       Target: target hp voltage alarm

  • 200519 10/14/10 08:02  silwal         Target: target to HOME; HOME button on the main target did not work, used horizontal/vertical motion control gui to HOME target

  • 200518 10/14/10 07:45  silwal         Target: yellow alarm on target high power heater voltage

  • 200514 10/14/10 07:38  silwal         Target: target to DS 4% Al

  • 200511 10/14/10 07:15  Adesh          Target: 143 uamps, 3X3 raster, 25 Hz

  • 200484 10/14/10 04:50  silwal         Target: pump at 25hz, LH2 

  • 200474 10/14/10 03:36  Adesh          Target: Encoder X values updated

  • 200472 10/14/10 03:25  Adesh          Target: LH2 boiling studies status

  • 200437 10/14/10 00:01  Adesh          Target: Target status @ 150 uamps

    • 

    Wednesday
    

  • 200434 10/13/10 23:45  Davis, C       Target: Tgt Status at 150 uA

  • 200413 10/13/10 20:09  smithg         Target: 150 uA initial stability looks good

  • 200401 10/13/10 17:50  Davis, C & S   Target: Damping after several minutes of 150 uA

  • 200400 10/13/10 17:43  Spayde         Target: 150 uA on LH2!

  • 200398 10/13/10 17:33  Davis, C       Target: 150 uA

  • 200395 10/13/10 17:00  Spayde         Target: Going for 150 uA on LH2!

  • 200394 10/13/10 16:59  Davis, C       Target: 120 uA on Tgt

  • 200385 10/13/10 15:45  donjones       Target: screenshot end of day shift

  • 200378 10/13/10 13:27  covrig         Target: hph beam compensation turned ON

  • 200367 10/13/10 11:52  donjones       Target: target IOC reboot

  • 200346 10/13/10 09:30  donjones       Target: cryo changes load from 4K to 15K line

  • 200325 10/13/10 05:46  silwal         Target: snapshot of bcm calibration (current upto ~93uA)

  • 200321 10/13/10 04:52  silwal         Target: ~93uA on LH2

  • 200318 10/13/10 04:22  Adesh          Target: High Power Heater Power reduction

  • 200299 10/13/10 02:58  silwal         Target: LH2 target:: y moved by -3mm

  • 200297 10/13/10 02:53  silwal         Target: LH2 target:: y moved by +7mm, issues with the BREAK OFF button on the vertical motion gui again, worked after pressing BREAK ON first

  • 200294 10/13/10 02:41  silwal         Target: LH2 target:: y moved by -4mm, issues with the BREAK OFF button on the vertical motion gui, worked after Controller Warm Reboot

  • 200286 10/13/10 02:15  silwal         Target: LH2 target:: x moved by -8mm (-12800)

  • 200281 10/13/10 02:00  Adesh          Target: temperature change in Horizontal motor brake

  • 200278 10/13/10 01:49  silwal         Target: LH2 target:: x moved by +4mm (+6400)

  • 200267 10/13/10 00:58  silwal         Target: target to LH2; x stage got stuck again, moved x stage manually

    • 

    Tuesday
    

  • 200258 10/12/10 23:59  Spayde         Target: Moved Target Out of Beam

  • 200254 10/12/10 23:54  Adesh          Target: Horizontal motion  stuck fix

  • 200251 10/12/10 23:51  Davis, C       Target: Target status at 11:45 pm

  • 200250 10/12/10 23:42  covrig         Target: h-table temperatures

  • 200248 10/12/10 23:38  smithg         Target: Aiming for a new LH2 lifter position

  • 200243 10/12/10 23:06  Davis & Ades   Target: Hor. Tgt Motion problem

  • 200239 10/12/10 22:50  Spayde         Target: Putting in Downstream Hole Target

  • 200204 10/12/10 19:39  Davis, C       Target: Development of 15 K OUT Temp. over time

  • 200175 10/12/10 18:08  Davis          Target: Running at 2500 - 2600 W on HPH  (little or no beam)

  • 200168 10/12/10 17:43  covrig         Target: 2500 W target

  • 200145 10/12/10 14:11  Birchall       Target: Target moved to out of beam position

  • 200141 10/12/10 13:52  Birchall       Target: US centering hole in beam

  • 200138 10/12/10 13:32  covrig         Target: high(est) power test to-day

  • 200137 10/12/10 13:11  birchall       Target: HPH max adjustment

  • 200133 10/12/10 12:46  Jiawei         Target: relationship between H2 pump frequency and mass flow rate

  • 200119 10/12/10 11:02  birchall       Target: White alarm

  • 200111 10/12/10 09:59  birchall       Target: Moved target out of beam

  • 200108 10/12/10 09:20  Armstrong      Target: beam compensation

  • 200100 10/12/10 08:35  birchall       Target: Target during beam on/off

  • 200089 10/12/10 08:07  Armstrong      Target: ramping 

  • 200087 10/12/10 07:59  Armstrong      Target: beam heating data

  • 200074 10/12/10 07:37  silwal         Target: LH2 @ 50uA

  • 200058 10/12/10 07:03  Armstrong      Target: first try to 50 muA

  • 200055 10/12/10 06:48  silwal         Target: LH2 @ 20uA

  • 200043 10/12/10 06:13  Armstrong      Target: response to 10 muA and 18 muA beam (with plot this time)

  • 200042 10/12/10 06:11  Armstrong      Target: response to 10 muA and 18 muA beam

  • 200038 10/12/10 06:02  silwal         Target: H2 @ 10uA

  • 200024 10/12/10 05:31  silwal         Target: target to H2

  • 200014 10/12/10 04:30  silwal         Target: target to empty; HOME, issue with the vertical motion, both Brake and Busy buttons ON at the same time, fault cleared by pressing RESET on the vertical motion controller gui

  • 200002 10/12/10 03:37  silwal         Target: H2 target:: moved +8 mm (+12800) relative in x

  • 199998 10/12/10 03:25  silwal         Target: H2 target:: moved -4 mm (-6400) relative again in x

  • 199995 10/12/10 03:18  silwal         Target: H2 target:: moved -4 mm (-6400) relative in x

  • 199985 10/12/10 02:41  silwa          Target: target to H2

  • 199974 10/12/10 02:08  silwal         Target: DS centering hole:: target moved -0.5mm (-800) in x

  • 199971 10/12/10 02:02  silwal         Target: DS centering hole:: target moved -2mm (-3200) in x

  • 199968 10/12/10 01:54  silwal         Target: DS centering hole:: target moved up 1mm, and +1600 in x

  • 199966 10/12/10 01:42  silwal         Target: DS centering target:: target moved down by 4mm

  • 199963 10/12/10 01:24  silwal         Target: target moved to DS centering hole

  • 199932 10/12/10 00:10  Jiawei         Target: Updated Mass flow study II

  • 199930 10/12/10 00:04  Jiawei         Target: Mass flow study II

    • 

    Monday
    

  • 199923 10/11/10 23:36  smithg         Target: New response plan for future pump trips

  • 199891 10/11/10 20:12  Adesh          Target: Mass Flow Study

  • 199889 10/11/10 19:53  Adesh          Target: Auxiliary High Power heater 

  • 199887 10/11/10 19:49  covrig         Target: motion update

  • 199859 10/11/10 16:04  donjones       Target: screenshots of tgt screens for day shift

  • 199858 10/11/10 15:57  donjones       Target: monitoring effect of changes to auxilary power

  • 199855 10/11/10 15:30  donjones       Target: IOC target reboot

  • 199845 10/11/10 11:17  donjones       Target: alarm input supply on 15K line

  • 199844 10/11/10 11:15  donjones       Target: target alarms

  • 199842 10/11/10 10:54  donjones       Target: alarms for target due to ioc down

  • 199831 10/11/10 06:30  silwal         Target: target to DS centering hole, moved vertically down by 2 mm

  • 199830 10/11/10 06:28  silwal         Target: target fan stopped working, recovered within just over a minute with Jim's help

  • 199824 10/11/10 06:01  silwal         Target: target to DS centering hole, moved vertically down by 2 mm

  • 199816 10/11/10 05:31  silwal         Target: target to DS centering hole

  • 199806 10/11/10 04:18  silwal         Target: target to US centering hole

  • 199805 10/11/10 04:01  silwal         Target: H2 target position changed to 28.29 in x

  • 199793 10/11/10 01:45  silwal         Target: target moved to H2

  • 199789 10/11/10 01:25  silwal         Target: Target US centering hole: x/y position history from archive

  • 199787 10/11/10 01:18  silwal         Target: Target US centering hole: moved 0.5 mm beam left, 0.5 mm beam down

  • 199782 10/11/10 01:03  silwal         Target: Target US centering hole: moved 0.5mm beam right, 1.0mm beam down

  • 199779 10/11/10 00:44  silwal         Target: Target US centering hole: moved 6mm beam left

  • 199775 10/11/10 00:37  silwal         Target: Target US centering hole: moved 3mm beam right

  • 199763 10/11/10 00:10  rob            Target: moved to centering target; updated position

  • 199762 10/11/10 00:07  smithg         Target: Vacuum leak coming from 15K coolant circuit

    • 

    Sunday
    

  • 199761 10/10/10 23:59  rob            Target: moved target 4mm to beam left and 2 mm down

  • 199760 10/10/10 23:48  rob            Target: moved to BeO viewer

  • 199758 10/10/10 23:40  smithg         Target: Vacuum leak coming from 15K coolant circuit

  • 199755 10/10/10 23:33  covrig         Target: chocking the 15 K flow improves target chamber vacuum

  • 199753 10/10/10 23:00  covrig         Target: vacuum keeps rising

  • 199748 10/10/10 22:33  smithg         Target: Action plan for next pump trip

  • 199739 10/10/10 22:01  rob            Target: change HPH PID setpoint to 20.00 K

  • 199737 10/10/10 21:47  rob            Target: change HPH PID setpoint to 19.50 K

  • 199736 10/10/10 21:35  rob            Target: change HPH PID setpoint to 19.00 K

  • 199735 10/10/10 21:25  rob            Target: change HPH PID setpoint to 18.50 K

  • 199734 10/10/10 21:00  rob            Target: change HPH PID setpoint to 18.00 K

  • 199732 10/10/10 20:51  rob            Target: alarm on zero pump voltage, just another glitch

  • 199731 10/10/10 20:46  rob            Target: change HPH PID setpoint to 18.25 K

  • 199730 10/10/10 20:32  rob            Target: change HPH PID setpoint to 18.50 K

  • 199722 10/10/10 20:09  rob            Target: change HPH PID setpoint to 18.75 K

  • 199711 10/10/10 19:43  rob            Target: change HPH PID setpoint to 19.00 K

  • 199706 10/10/10 19:38  rob            Target: target out of beam; pump glitch goes the other way this time

  • 199699 10/10/10 19:22  rob            Target: pump current alarm; apparently just a glitch

  • 199696 10/10/10 19:18  rob            Target: still silencing alarms as MCC reboots raster/ion chamber IOC

  • 199695 10/10/10 19:16  rob            Target: change HPH PID setpoint to 19.25 K

  • 199691 10/10/10 18:56  rob            Target: change HPH PID setpoint to 19.50 K

  • 199689 10/10/10 18:43  rob            Target: change HPH PID setpoint from 20.00 K to 19.75 K

  • 199683 10/10/10 18:20  rob            Target: change HPH PID setpoint from 20.25 K to 20.00 K

  • 199678 10/10/10 18:11  rob            Target: moved target 4mm to beam left

  • 199677 10/10/10 18:05  rob            Target: Target: screens snapshot before HPH PID change to 20.25 K 

  • 199669 10/10/10 17:37  rob            Target: change HPH PID setpoint from 21.00 K to 20.75 K

  • 199662 10/10/10 17:27  rob            Target: moved the target 4mm to beam right

  • 199660 10/10/10 17:19  mgericke       Target: Target centering take 0

  • 199659 10/10/10 17:13  mgericke       Target: Target centering take 1

  • 199651 10/10/10 17:02  rob            Target: changed fan speed; changed fan high voltage limit; changed horizontal heater low limit

  • 199635 10/10/10 16:16  covrig         Target: horizontal motion limit switches - late entry

  • 199599 10/10/10 12:39  W. Deconinck   Target: H2 Pump Triped again

  • 199580 10/10/10 06:32  narayan        Target: fan voltage max, Controller stauts: "pump running"

  • 199579 10/10/10 06:25  narayan        Target: 15k return line temperature readback alarm

  • 199577 10/10/10 05:12  narayan        Target: low limit alarm for g0rate disabled

  • 199576 10/10/10 05:11  narayan        Target: low limit alarm for g0rate disabled

  • 199574 10/10/10 04:54  narayan        Target: midshift Target status

  • 199573 10/10/10 04:32  Armstrong      Target: momentary glitch on fan voltage

    • 

    Saturday
    

  • 199551 10/09/10 22:27  jdiefen        Target: Target fan voltage lower limits alarm disabled

  • 199549 10/09/10 20:37  jdiefen        Target: Increased table heater power and some more things...

  • 199544 10/09/10 17:59  jdiefen        Target: changed the HPH PID sensor (again)

  • 199538 10/09/10 16:38  Adesh          Target: 4K bypass JT valve closed

  • 199536 10/09/10 15:48  covrig, ades   Target: changed the HPH PID sensor

  • 199535 10/09/10 15:28  covrig         Target: LH2 @ 21K

  • 199531 10/09/10 14:28  smithg         Target: 4K flow: bypass is still open

  • 199529 10/09/10 11:28  Adesh, Jiawe   Target: Target: Liquefied again

  • 199526 10/09/10 09:12  Armstrong      Target: 4K heater background information

  • 199525 10/09/10 07:57  Armstrong      Target: screens snapshot

  • 199523 10/09/10 07:14  Richard Jone   Target: Measurements to get at target heat load issues

  • 199519 10/09/10 06:39  Armstrong, J   Target: bypass heater study (inconclusive)

  • 199518 10/09/10 03:12  smithg         Target: snapshot of tgt GUI

  • 199517 10/09/10 03:05  smithg         Target: First look at target performance

    • 

    Friday
    

  • 199506 10/08/10 22:36  Smithg,Adesh   Target: Target Status Update

  • 199504 10/08/10 22:09  covrig         Target: FSD checks during the day shift

  • 199503 10/08/10 18:54  smithg, Ades   Target: WAHOOOOOOOOOO!!! THE TARGET IS FULL!!!!!!!!!!

  • 199491 10/08/10 14:26  covrig         Target: 4K heater ON

  • 199490 10/08/10 14:10  covrig         Target: channel change for chamber vacuum gauge

  • 199488 10/08/10 12:00  covrig         Target: status

  • 199486 10/08/10 11:48  covrig         Target: vacuum motion

  • 199479 10/08/10 10:47  Armstrong      Target: turbopumps are on

  • 199474 10/08/10 08:35  Armstrong, A   Target: fan speed to 20 Hz

  • 199473 10/08/10 07:34  Armstrong      Target: 15 K flow increase

  • 199472 10/08/10 06:21  Armstrong      Target: screens snapshots

  • 199468 10/08/10 05:30  Armstrong      Target: Table Heater effect

  • 199466 10/08/10 05:17  Armstrong      Target: Target: alarms handler enabled

  • 199465 10/08/10 04:13  smithg,armd    Target: turned table htrs on

  • 199464 10/08/10 02:56  smithg         Target: need to start table heater soon

  • 199463 10/08/10 02:29  smithg         Target: thermal contraction cancels vacuum motion perfectly

  • 199462 10/08/10 01:21  smithg         Target: Setback: 4K had to be shut off

    • 

    Thursday
    

  • 199455 10/07/10 23:54  smithg         Target: Less 4K

  • 199453 10/07/10 22:17  smithg         Target: Cooldown status

  • 199452 10/07/10 20:47  smithg         Target: Cooldown status

  • 199449 10/07/10 19:58  benesch        Target: another cold leak?

  • 199418 10/07/10 14:00  covrig, ades   Target: started 15 K cooldown

  • 199409 10/07/10 10:42  covrig         Target: status

    • 

    Wednesday
    

  • 199391 10/06/10 20:56  smithg         Target: scattering chamber vacuum

  • 199387 10/06/10 18:02  smithg         Target: Target status

  • 199385 10/06/10 17:41  smithg         Target: Target staffing plans

    • 

    Tuesday
    

  • 199345 10/05/10 18:17  smithg         Target: hydrogen cell survey & alignment

  • 199338 10/05/10 17:36  Adesh          Target: Platinum Resistor thermometers connected

    • 

    Monday
    

    

    Sunday
    

    

    Saturday
    

    

    Friday