Jefferson Lab Hall C Logbook for November 10 - Target
Main INDEX
Tuesday
209215 11/30/10 17:09 covrig Target: CCG cables
209202 11/30/10 16:45 covrig Target: target chamber vacuum reading
209166 11/30/10 09:48 saw Target: Added pump variables to Hall C EPICS archiver
209159 11/30/10 08:19 saw Target: How to silence phamtom beeping
209151 11/30/10 07:17 pqwang Target: alarm silenced
209149 11/30/10 07:11 pqwang Target: Target alarm beeping, cannot silence
209148 11/30/10 06:53 pqwang Target: Target GUI and strip charts screenshots
209135 11/30/10 03:45 narayan Target: shift sharing of TO
209134 11/30/10 03:41 narayan Target: transition to no-beam
209133 11/30/10 03:39 narayan Target: persistently recurring QTOR read-back error
209109 11/30/10 00:02 V. Tvaskis Target: Target GUI and strip charts screenshots
Monday
209046 11/29/10 14:54 covrig Target: 2 CCGs left on the chamber vacuum
209018 11/29/10 07:40 covrig Target: the lh2 pump did trip
209014 11/29/10 06:32 narayan Target: swing in horizontal motion brake temp started with previous IOC reboot
209011 11/29/10 05:19 narayan Target: 'horizontal motion brake temp' low limit being hit again
209010 11/29/10 04:55 narayan Target: dummy targe temp fluctuation
209009 11/29/10 04:44 narayan Target: pump trip alarm
209004 11/29/10 03:27 narayan Target: constant drift in temp
209000 11/29/10 02:46 narayan Target: horizontal motion brake temp low limit being hit again
208998 11/29/10 02:10 narayan Target: temp Horizontal motion table temp
208993 11/29/10 00:59 narayan Target: moving out of beam
208989 11/29/10 00:08 V. Tvaskis Target: Changed low alarm horizontal motion brake temp.
208985 11/29/10 00:00 V. Tvaskis Target: Target GUI and strip charts screenshots
Sunday
208974 11/28/10 21:59 covrig Target: cleared current limit alarm
208966 11/28/10 20:20 V. Tvaskis Target: Current ALARM
208958 11/28/10 19:45 V. Tvaskis Target: IOC reboot
208936 11/28/10 16:03 smithg Target: fiddled a little with the HPH PID
208876 11/28/10 10:19 smithg Target: Reduced cooling power overhead
208849 11/28/10 05:50 jpan Target: Target GUI and strip charts screenshots
Saturday
208819 11/27/10 23:55 V. Tvaskis Target: Target GUI and strip charts screenshots
208781 11/27/10 19:46 V. Tvaskis Target: Target GUI and strip charts screenshots
208758 11/27/10 15:49 Adesh Target: Target GUI and strip charts screenshot
208700 11/27/10 07:07 rakithab Target: Target GUI and strip charts screenshots
Friday
208647 11/26/10 23:56 rakithab Target: Target GUI and strip charts screenshots
208601 11/26/10 18:19 Nuruzzaman Target: Changed scattering chamber vacuum HIGH and HIHI limits in alarm handler
208530 11/26/10 10:55 smithg,josh Target: fiddled 1`5K JT PID parameters
208529 11/26/10 10:51 smithg, josh Target: finished unparking the tgt.
208505 11/26/10 08:59 smithg Target: Starting to unpark (going to high power)
208486 11/26/10 00:48 pqwang Target: Tgt Screenshot
Thursday
208482 11/25/10 21:06 Nuruzzaman Target: Target GUI and Stripchart Screenshot
208481 11/25/10 18:10 covrig Target: 15 K blimp
208473 11/25/10 15:48 smithg, ades Target: Drilling down into this morning's pump trip
208472 11/25/10 15:34 smithg Target: Will stay parked overnight
208459 11/25/10 12:18 wdconinc Target: Pump trip video stream capture
208457 11/25/10 09:43 smithg Target: TV recording shows pump stopped abruptly
208455 11/25/10 08:56 smithg Target: Pump trip. Harder to restart than last time.
208454 11/25/10 00:24 pqwang Target: Tgt Screenshot at the beginning of owl shift
Wednesday
208451 11/24/10 23:22 Nuruzzaman Target: Target GUI and Stripchart Screenshot
208437 11/24/10 17:44 smithg Target: Finished parking the target
208432 11/24/10 15:35 birchall Target: Reducing flow of coolant to target
208412 11/24/10 12:37 birchall Target: Target moved out of beam
208375 11/24/10 08:20 birchall Target: Persistent horizontal table motion temperature alarms (every few seconds)
208374 11/24/10 08:05 birchall Target: Tgt Screenshot at the beginning of Day shift
208364 11/24/10 06:47 pqwang Target: Tgt Screenshot at 160 uA beam
208353 11/24/10 05:23 covrig Target: moving around
208339 11/24/10 03:31 covrig Target: moved to lh2
208335 11/24/10 03:04 covrig Target: moves
208313 11/24/10 00:25 covrig Target: dead processes
Tuesday
208282 11/23/10 21:20 Nuruzzaman Target: Changed the LOW limit of Horizontal motion motor temperature alarm
208272 11/23/10 21:00 Nuruzzaman Target: Horizontal motion motor temperature alarms
208210 11/23/10 16:14 Nuruzzaman Target: Target GUI and strip-charts @ beginning of Swing shift.
208207 11/23/10 15:50 birchall Target: LH2 pump voltage alarm
208176 11/23/10 12:36 W. Deconinck Target: Additional notes wrt aux heater
208174 11/23/10 12:09 Birchall Target: Horizontal target motion brake temp low limit set to 280K
208171 11/23/10 11:05 birchall Target: Pump failure + recovery
208155 11/23/10 09:35 birchall Target: Moved target to out of beam (home) position
208143 11/23/10 06:21 rob Target: Target screens
208137 11/23/10 04:54 rakithab Target: Rebooted g0ioc4 (qwioc4)
208135 11/23/10 04:38 rakithab Target: It is the g0ioc4.jlab.org
208133 11/23/10 04:30 rakithab Target: IOC for g0rate3,4,5 & 6 is disconnected
208111 11/23/10 00:01 rakithab Target: Target Screens
Monday
208077 11/22/10 19:34 page Target: Scattering chamber vacuum gauge trip
208056 11/22/10 17:01 page Target: 5 pm Target Screen Shot
208037 11/22/10 12:22 birchall Target: QTOR difference current
208022 11/22/10 10:40 birchall Target: A number of pump frequency yellow alarms
208000 11/22/10 08:33 birchall Target: Screen shot of target at 8:30
207991 11/22/10 04:54 pqwang Target: Screen shot
Sunday
207920 11/21/10 21:35 jdiefen Target: HPH went off for no obvious reason
207907 11/21/10 20:18 jdiefen Target: target IOC back
207899 11/21/10 19:16 jdiefen Target: IOC is gone...
207897 11/21/10 18:44 jdiefen Target: Change on 4K supply (late entry)
207889 11/21/10 16:53 jdiefen Target: QWT_solidA has unstable readout since some time ago
207884 11/21/10 15:56 Adesh Target: Tgt Screenshot at the end of Day shift
207845 11/21/10 08:11 Adesh Target: Tgt Screenshot at the beginning of Day shift
207812 11/21/10 00:07 pqwang Target: Target Snapshot at the begining of owl shift
Saturday
207804 11/20/10 22:43 smithg Target: late entry: moved back to LH2 at 20:51
207803 11/20/10 22:39 smithg Target: sourced in new alarms on exit window
207784 11/20/10 20:10 smithg Target: moved to tgt out=home
207769 11/20/10 18:22 smithg Target: C tgt temp rise
207764 11/20/10 17:45 smithg Target: moved to 1/2% C tgt
207729 11/20/10 13:46 page Target: Meanwhile, target capacity had improved...
207727 11/20/10 13:19 page Target: HPH level dropped - reduced current to 130 uA to check
207715 11/20/10 11:23 page Target: Changed Hi and HiHi alarm limits for beam dump water temp to suppress yellow alarms
207710 11/20/10 10:29 covrig Target: C target, no raster, Fluent simulation
207699 11/20/10 09:29 page Target: Target - recovery from beam trip
207688 11/20/10 08:30 page Target: strip tool for new exitwindow temps
207687 11/20/10 08:26 page Target: Target - shift change procedure
207653 11/20/10 03:03 donjones Target: Target screenshots owl shift
Friday
207618 11/19/10 23:15 smithg Target: heater ok again
207614 11/19/10 22:35 smithg Target: Cooling power
207574 11/19/10 17:57 magee Target: Target screen shots
207572 11/19/10 17:51 magee Target: Target moved to LH2
207570 11/19/10 17:49 magee Target: Late entry - moved target to HOME at 1700 (5:00 pm)
207513 11/19/10 14:39 Page Target: Target - 15K a little warmer, heater down a bit
207481 11/19/10 12:32 covrig Target: lh2 pump crash event
207471 11/19/10 11:21 page Target: target stable
207466 11/19/10 10:46 withers Target: iocctarg failure to boot (Late entry)
207463 11/19/10 10:15 page Target: LH2 target "in"
207426 11/19/10 07:33 Luwani Target: Screenshot after LH2 pump fan failed
207424 11/19/10 07:18 Luwani Target: Target boiled off after QTOR crashed
207412 11/19/10 04:56 Luwani Target: screen shot
207358 11/19/10 00:00 Luwani Target: Screen shot at beginning of owl shift
Thursday
207280 11/18/10 16:27 covrig Target: 15 K JT adjustment and table heater ps
207275 11/18/10 15:59 smithg Target: Lakeshore #4 bellied up
207268 11/18/10 14:19 smithg Target: PV12 air line came off
Wednesday
207080 11/17/10 14:46 jdiefen Target: once again: horizontal target motion problem
207078 11/17/10 14:39 jdiefen Target: Move lH2 target in
207075 11/17/10 14:16 jdiefen Target: Move target out of beam
207048 11/17/10 11:17 jdiefen Target: Changed "Beam dE/dx" in target "Cell Parameters"
207037 11/17/10 09:43 jdiefen Target: Moved to US-1%-Al
Tuesday
206812 11/16/10 06:58 Korkmaz Target: Another target strip chart
206811 11/16/10 06:56 Korkmaz Target: screenshot of strip charts
206810 11/16/10 06:53 Korkmaz Target: Screenshot
Monday
206764 11/15/10 23:25 smithg Target: zoom of a cleaner beam trip
206742 11/15/10 19:44 smithg Target: need a little more table heat
206735 11/15/10 19:17 smithg Target: Zoom of beam recovery response at faster ramp rate
206729 11/15/10 18:29 rob Target: yellow alarm on HPH power after beam trip
206724 11/15/10 17:45 smithg Target: Cryo's guidance on cooling power adjustments for the near future
206717 11/15/10 17:04 smithg Target: Screenshot
206702 11/15/10 15:44 jdiefen Target: summary
206691 11/15/10 14:41 jdiefen Target: 4K mass flow fluctuation
206678 11/15/10 12:30 jdiefen Target: Talked to Cryo
206666 11/15/10 11:17 covrig Target: dc density regulation
206658 11/15/10 10:54 jdiefen Target: HPH slightly dropped since cryo called in
206644 11/15/10 09:57 jdiefen Target: Cryo called in
206640 11/15/10 09:36 jdiefen Target: 4K mass flow has stabilized
206633 11/15/10 08:55 jdiefen Target: Silviu called
206629 11/15/10 08:14 jdiefen Target: Changed pump speed to 28.5 Hz (95%)
206616 11/15/10 06:52 covrig Target: lh2 pump at 25 Hz overnight
Sunday
206505 11/14/10 20:04 W. Deconinck Target: Moved to US centering target, with some difficulty
206455 11/14/10 16:05 saw Target: Target shift summary
206437 11/14/10 13:41 saw Target: ALH/alarmlim-coldH2.csh script run
206403 11/14/10 09:45 saw Target: DISABLED raster alarms
206402 11/14/10 09:30 saw Target: Counting house printer configured for target computer
206397 11/14/10 09:04 saw Target: Target moved to HOME=OutOfBeam
206377 11/14/10 07:46 Korkmaz Target: changed pump speed to ~25 Hz (82%)
206364 11/14/10 07:22 Korkmaz Target: changed pump speed to ~21 Hz (70%)
206340 11/14/10 06:41 Korkmaz Target: changed pump speed to ~25 Hz (82%)
206332 11/14/10 06:27 Korkmaz Target: changed pump speed to ~21 Hz (70%)
206310 11/14/10 05:49 Korkmaz Target: changed pump speed to ~25 Hz (82%)
206302 11/14/10 05:32 Korkmaz Target: changed pump speed to ~21 Hz (70%)
206297 11/14/10 05:13 Korkmaz Target: changed pump speed to ~25 Hz (82%)
206292 11/14/10 04:37 Gericke Target: Solid target study runs completed
206291 11/14/10 04:34 Korkmaz Target: HIGH and HIHI temperature alarm limits reset to default values
206290 11/14/10 04:29 Korkmaz Target: Target moved to LH2
206288 11/14/10 04:26 Korkmaz Target: Temperatures with US-4%-Aluminum in beam
206286 11/14/10 04:13 Korkmaz Target: many HIGH and HIHI alarm limits changed as the beam current goes up
206282 11/14/10 03:58 Korkmaz Target: Changed HIGH alarm threshold on a number of temperatures
206269 11/14/10 03:16 Korkmaz Target: Temperatures with US-1%-Aluminum in beam
206253 11/14/10 02:24 Korkmaz Target: Temperatures with US-2%-Aluminum in beam
206250 11/14/10 02:22 Korkmaz Target: Moved to US-1% Al target
206245 11/14/10 02:02 Korkmaz Target: change of QWT_USdmB High temperature limit
206244 11/14/10 01:58 Korkmaz Target: change of QWT_solidB and QWT_ladderA High temperature limits
206240 11/14/10 01:43 Korkmaz Target: change of QWT_solidB High temperature limit
Saturday
206182 11/13/10 21:33 Korkmaz Target: Moved target to US-2%-Aluminum
206179 11/13/10 21:28 jdiefen Target: Temperatures with US-4%-Aluminum in beam
206178 11/13/10 21:22 Korkmaz Target: Changed HIGH alarm threshold from 100 to 125 K for QWT_ladderA, QWT_solidB, QwT_solidA
206166 11/13/10 19:35 jdiefen Target: Moved target to US-4%-Aluminum
206165 11/13/10 19:34 jdiefen Target: Temperatures with DS-8%-Aluminum in beam [re-submitted with "preserve spacing"...]
206163 11/13/10 19:33 jdiefen Target: Temperatures with DS-8%-Aluminum in beam
206157 11/13/10 19:20 jdiefen Target: Changed HIGH alarm threshold from 100 to 125 K for QWT_ladderB
206155 11/13/10 19:08 jdiefen Target: Moved target to DS-8%-Aluminum
206154 11/13/10 19:06 jdiefen Target: Temperatures with DS-4%-Aluminum in beam
206150 11/13/10 18:58 jdiefen Target: Changed HIGH alarm threshold from 100 to 125 K for QWT_DSdmB
206144 11/13/10 18:22 jdiefen Target: Solid target temperatures snapshot without beam
206140 11/13/10 18:07 jdiefen Target: Temperatures with DS-2%-Aluminum in beam
206135 11/13/10 17:43 jdiefen Target: Changed HIGH alarm threshold from 100 to 125 K for QWT_ladderB
206119 11/13/10 16:04 smithg Target: C boiling finished. Run summary.
206118 11/13/10 16:01 smithg Target: Stripchart history of C tgt boiling study
206109 11/13/10 15:25 smithg Target: radiative glow on C tgt
206071 11/13/10 13:19 smithg Target: late entry: moved to 0.5% C at 12:40 PM
206008 11/13/10 09:05 smithg Target: Screenshots
Friday
205778 11/12/10 23:17 donjones Target: screenshot of strip charts
205776 11/12/10 23:11 donjones Target: moved to LH2 still with Horizontal move problems
205743 11/12/10 21:41 donjones Target: moved target to home out of beam
205738 11/12/10 21:35 donjones Target: moved back to LH2 successfully
205733 11/12/10 21:16 donjones Target: moved target to US 4% AL
205730 11/12/10 20:59 donjones Target: target horizontal position problem
205670 11/12/10 18:04 donjones Target: move target to home out of beam half hour ago
205656 11/12/10 17:23 donjones Target: clarification of qtor alarm value change
205653 11/12/10 17:05 donjones Target: move to DS centering target
205650 11/12/10 16:49 donjones Target: Change of target raster alarms
205644 11/12/10 16:25 covrig Target: encoder table 2 positions changed
205624 11/12/10 13:40 smithg Target: Final survey results from tgt installation 11/4/2010
205614 11/12/10 12:30 covrig Target: horizontal motion error
205598 11/12/10 10:01 covrig Target: horizontal motion working just fine
205587 11/12/10 09:25 Adesh Target: Horz. motion issues
205580 11/12/10 08:02 Luwani Target: Target screenshots at end of owl shift
205559 11/12/10 06:07 Luwani Target: Moved to Out of Beam (HOME)
205544 11/12/10 04:53 Luwani Target: Moved to DS 2% AL target
205539 11/12/10 04:29 Luwani Target: Moved to DS 4% Al target
205535 11/12/10 04:13 Luwani Target: Target moved to US centering hole
205531 11/12/10 03:43 Luwani Target: Target moved to DS centering hole
205527 11/12/10 02:44 Luwani Target: IOC rebooted
205525 11/12/10 02:18 Luwani Target: Radiation Spike near Target
205511 11/12/10 00:52 Luwani Target: Target Screenshot
Thursday
205406 11/11/10 12:39 Adesh Target: Target IOC rebooted itself again
205379 11/11/10 06:41 narayan Target: Pump had to be reset
205375 11/11/10 05:42 narayan Target: Target IOC died, came back again on its own
205359 11/11/10 01:48 narayan Target: IOC stuck, had to be rebooted
Wednesday
205256 11/10/10 15:59 Adesh Target: Status
205229 11/10/10 10:21 Jiawei Target: full hydrogen bottle
205223 11/10/10 09:47 Adesh Target: Scatt. Chamber Vacuum
205220 11/10/10 09:13 Adesh Target: scattering chamber vacuum
205164 11/10/10 01:55 covrig Target: hph pid
205158 11/10/10 01:24 smacewan Target: HPH Heater Alarms: Hall BCM signal not available
205144 11/10/10 00:32 smacewan Target: Moved to LH2 target
Tuesday
205055 11/09/10 19:25 Nuruzzaman Target: Target GUI, Strip-chart & Alarm Handler screen-shot
205046 11/09/10 18:23 smithg Target: Pumping out IV today helped a lot
205034 11/09/10 17:22 Nuruzzaman Target: JT valve closed for moller cool down
205028 11/09/10 17:01 covrig Target: empty h2 bottle at target gas panel needs replacement
205021 11/09/10 15:57 Adesh Target: Status
205018 11/09/10 13:53 smithg Target: Cooling power analysis
205000 11/09/10 07:12 Luwani Target: Target moved to HOME-OutOfBeam
204988 11/09/10 05:13 Luwani Target: LH2 Pump failure
204957 11/09/10 02:58 Luwani Target: LH2 target @ 50 uAmp
204910 11/09/10 01:27 Luwani Target: IOC rebooted
Monday
204821 11/08/10 18:38 Nuruzzaman Target: Target GUI and Strip-chart screen-shot
204793 11/08/10 16:30 smithg Target: tightened 4K JT PID
204767 11/08/10 14:15 Adesh Target: Lh2 pump speed
204709 11/08/10 03:04 donjones Target: screenshots of target owl shift
Sunday
204609 11/07/10 17:39 jdiefen Target: lH2 pump failed
204584 11/07/10 15:01 birchall Target: QTOR temperature alarms
204520 11/07/10 10:24 birchall Target: high power heater display
204446 11/07/10 03:28 covrig Target: vacuum and 15 K flow
204383 11/07/10 00:58 smithg Target: how to reload alarm limits
Saturday
204215 11/06/10 17:24 smithg Target: measured cold motion
204202 11/06/10 16:29 donjones Target: moved target to home but vertical home light not on
204192 11/06/10 16:01 Jiawei Target: status summary
204187 11/06/10 15:36 Jiawei Target: encoder table updated
204180 11/06/10 15:20 Jiawei Target: H2 pump frequency changed to 30 Hz
204179 11/06/10 15:19 smithg Target: Calculated positions for other solid tgts based on raster scans of centering tgts
204178 11/06/10 15:09 covrig Target: motion and call
204172 11/06/10 14:51 covrig Target: centering
204157 11/06/10 13:55 Gericke Target: Target Centering
204152 11/06/10 13:39 smithg Target: Time it takes to cool down. Procedure to follow for next time.
204143 11/06/10 13:17 Jiawei Target: IOC rebooted itself again
204139 11/06/10 13:00 smithg Target: plume pics
204133 11/06/10 12:49 smithg Target: Pic of magnets at top of the loop. With pic this time.
204131 11/06/10 12:48 smithg Target: Pic of magnets at top of the loop
204123 11/06/10 12:27 Gericke Target: Target Centering
204115 11/06/10 12:10 Gericke Target: Target Centering
204074 11/06/10 10:24 Jiawei Target: updated: tagert moved to us 2x2 square for centering
204005 11/06/10 04:00 smacewan Target: Silenced target Raster Alarm
Friday
203992 11/05/10 23:53 smithg Target: encoder table script
203987 11/05/10 23:07 smithg Target: IOC reboot added heat load
203986 11/05/10 23:01 smithg Target: late entry: mystery heat load
203985 11/05/10 22:46 smithg Target: late entry: 15K return bayonet helium plume
203982 11/05/10 22:14 smithg Target: IOC rebooted itself
203980 11/05/10 21:57 smithg Target: IOC rebooted itself
203959 11/05/10 21:14 Nuruzzaman Target: Target is at HOME (out of beam).
203875 11/05/10 14:52 covrig Target: loop full of LH2
203837 11/05/10 12:12 smithg Target: went to cold return
203832 11/05/10 11:37 saw Target: Rebooted poltarcc due to lockup
203826 11/05/10 10:44 smithg, covr Target: have started condensing
203823 11/05/10 09:51 smith,covrig Target: cooldown is going well
203820 11/05/10 09:12 benesch Target: 3H09A pressure 1E-6 torr
203819 11/05/10 09:09 smithg Target: cooldown going well. Turned on pump.
203818 11/05/10 07:59 smithg Target: Started 15 K cooldown also
203817 11/05/10 07:16 smithg Target: started cooldown
Thursday
203809 11/04/10 23:01 covrig Target: update on motion from Sue
203760 11/04/10 11:39 covrig Target: tach is connected
203753 11/04/10 10:47 covrig Target: h-table home switch
203752 11/04/10 10:42 covrig Target: cool-down aborted for now
Wednesday
203737 11/03/10 22:28 covrig Target: motion - late entry
203733 11/03/10 21:14 smithg Target: vacuum progress: OK
203730 11/03/10 21:04 smithg Target: New target positions based on today's survey
203709 11/03/10 16:34 smithg Target: Status update. Survey completed.
Tuesday
203550 11/02/10 13:14 smithg Target: Update
Monday
203523 11/01/10 21:35 smithg Target: dropped tgt, pre-pitched, moved downstream.
203520 11/01/10 19:31 Adesh Target: Solid target ladder mounted, plats connected
203503 11/01/10 14:07 smithg Target: cell window thicknesses
203502 11/01/10 12:30 pking Target: Target IOC is being rebooted