 Friday, August 23, 2013, 11:16, Anders Mjos, , , , , , , Problems/Solutions, Possible leak between BV1A, BV1B and PV1
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CG1A is climbing from 0.016 to 0.130 in 30 seconds when isolated.
The leak was confirmed to be between BV1A and PV1 in the bellows. The bellows has been replaced and backing pressure is back to normal values. |
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Monday, August 26, 2013, 13:49, Anders Mjos, , , , , , , Problems/Solutions, TP1A time out/fault sometime this weekend
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Monday, August 26, 2013, 14:07: The turbo could be restarted, but it does not sound happy (Dimo was consulted earlier today). The pump is drawing around 4 A. The current draw is fluctuating between 3.5 and 4.2 A at the same time as backing pressure is spiking from 0.015 to 0.045 T
Monday, August 26, 2013, 15:32:: The turbo failed again. Dimo had a quick look. It will have to be replaced. See e-fault: 6953
Wednesday, August 28, 2013, 08:48: Stopping TP1B. Vacuum at 4.8 E-7 T
Wednesday, August 28, 2013, 10:59: Venting
Anthony has replaced the pump. There was no screen on the existing pump. A screen has been installed in front of the turbo.
Wednesday, August 28, 2013, 14:03: started roughing
Wednesday, August 28, 2013, 14:31: Starting turbos
Wednesday, August 28, 2013, 14:41Turbos at speed
Wednesday, August 28, 2013, 14:43: Vacuum at 2.0 E-5 T |
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Wednesday, August 28, 2013, 11:28, Anders Mjos, , , , , , , Problems/Solutions, Hall probe controller for MB1 removed
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Jens Lassen provided a new controller for the Hall prove. With the help from Graham from controls it was reconfigured and is operational again. The magnet must likely be calibrated again. |
Friday, August 30, 2013, 15:09, Anders Mjos, NiO#2, HP-FEBIAD, ITE, TM3, 39530-6, 39069-4, Done, Conditioning of NiO#2 
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Friday, August 30, 2013, 15:09 : Turbos stopped in preparation for installation.
Friday, August 30, 2013, 16:22: Venting
Friday, August 30, 2013, 17:08: Roughing with NiO#2
Friday, August 30, 2013, 17:27: Starting turbos
Friday, August 30, 2013, 17:35: Turbos at speed
Friday, August 30, 2013, 17:37: Vacuum at 1.9 E-7 T
Monday, September 09, 2013, 14:04: Opened up water. Vacuum stable at 1.5E-7 T
Tuesday, September 10, 2013, 08:59: Pumping out the gas lines.
Tuesday, September 10, 2013, 09:10: Gas lines evacuated.
Tuesday, September 10, 2013, 09:23: TPS:IV4 opened
Tuesday, September 10, 2013, 10:06: TGHT PS was off. Debiased to access el cage.
Tuesday, September 10, 2013, 10:07: EZL/EE/BIAS: 15/2/30 kV 61/674/55 uA
Tuesday, September 10, 2013, 10:08: COIL/ANODE: 50A/200V
Tuesday, September 10, 2013, 10:09: Started target heat to TGHT/TBHT 250/230A
Tuesday, September 10, 2013, 15:12: Started target heat to TGHT 350A (TBHT remains at 230A)
Wednesday, September 11, 2013, 13:06: Heating TGHT to 500A
Thursday, September 12, 2013, 08:44: Heating TGHT to 580A
Thursday, September 12, 2013, 09:39: Heating TBHT to 260A
Thursday, September 12, 2013, 10:06: BIAS sparking occurred at 9:48 TBHT:RDCUR at 256A. Gradually reduced TBHT:RDCUR to 254A. Sparking stopped after ~20 min. ANODE:RDCUR, EE:RDCUR and IG1:RDVAC showed correlated sparking responses. ANODE:RDCUR went to 0 mA and back up after sparking had stopped.
Thursday, September 12, 2013, 10:30: Manually increased TBHT:RDCUR to 260A.
Thursday, September 12, 2013, 11:06: A jump in TBHT:RDVOLT and TBHT:RDCUR at 10:44. Reduced TBHT:RDCUR to 255A
Thursday, September 12, 2013, 12:10: TPS:Q4 was taken out by a spark. Restarted.
Thursday, September 12, 2013, 12:19: EZL to 13 kV
Thursday, September 12, 2013, 13:14: TBHT:RDCUR to 260A
Thursday, September 12, 2013, 13:31: TBHT:RDCUR to 265A. Sparking returns. Lower to 260A
Friday, September 13, 2013, 10:51: Increased TBHT:RDCUR to 265A
Friday, September 13, 2013, 10:58 : Increased TBHT:RDCUR to 270A
Friday, September 13, 2013, 11:05: Some sparking. Lowered EE to 1kV
Friday, September 13, 2013, 11:07 : Increased TBHT:RDCUR to 275A
Friday, September 13, 2013, 11:15 : Increased TBHT:RDCUR to 280A
Friday, September 13, 2013, 11:24 : Increased TBHT:RDCUR to 290A. ANODE:RDCUR 8.5mA. FC0 1.3E-6 A
Friday, September 13, 2013, 11:53: SV5 and SV2 gas lines opened.
Friday, September 13, 2013, 12:05: A spark took out Q4. Restarted.
Friday, September 13, 2013, 12:07: Lowered TBHT:RDCUR to 285A
Friday, September 13, 2013, 13:03: Started mass scan.
Friday, September 13, 2013, 14:27: Lowered TBHT:RDCUR to 280A
Friday, September 13, 2013, 15:01 : Lowered TBHT:RDCUR to 270A
Monday, September 16, 2013, 08:00: Mass scan started.
Monday, September 16, 2013, 09:00: Starting heater ramp down. 2A/min. Gas lines closed.
Monday, September 16, 2013, 13:30: Source off. Target debiased.
Monday, September 16, 2013, 13:56: Turbos stopped
Monday, September 16, 2013, 14:50: Venting. |
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Monday, September 09, 2013, 09:12, Anders Mjos, , , , , , , Problems/Solutions, Coil power supply back
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Ray D. installed the "standard" 6V 200A FEBIAD COIL P/S on Friday morning.It has not yet been tested as water supply was on. |
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Monday, September 09, 2013, 09:14, Anders Mjos, , , , , , , Problems/Solutions, Ground Electrode cleaned
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Monday, September 16, 2013, 17:04: Cleaned GE. Copper shavings were removed from below the guide pins for the Heat Shield. The shavings were sitting on top of the aluminum support. |
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Monday, September 16, 2013, 17:07, Anders Mjos, NiO#2, HP-FEBIAD, ITE, TM3, 39530-6, 39069-4, Done, Conditioning NiO#2 take 2
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The GE on the Source tray and EE on the target was cleaned. The target will be conditioned again to verify if sparking has been reduced. Torque 120 in lbs
Monday, September 16, 2013, 17:05: Roughing. The roughing pump is somewhat noisy.
Monday, September 16, 2013, 17:26: Starting turbos.
Monday, September 16, 2013, 17:34: Turbos at speed
Monday, September 16, 2013, 17:36: Vacuum at 3.8E-5 T.
Tuesday, September 17, 2013, 08:10: Opened cooling water. Vacuum stable at 6.5E-7. EE flow 4.8 l/min 27.9 C
Tuesday, September 17, 2013, 08:20: Target biased: 30kV, 15kV, -1kV.
Tuesday, September 17, 2013, 08:25: Opening gas line SV5 and Ne SV3 evacuated
Tuesday, September 17, 2013, 08:32: Started auto-ramping to 580A/230A
Tuesday, September 17, 2013, 08:34: Coil to 50A, Anode to 200V (0mA)
Tuesday, September 17, 2013, 08:36: Opened IV4
Tuesday, September 17, 2013, 10:39: EE flow 4.9 l/min 28.5 C
Tuesday, September 17, 2013, 13:05: EE flow 4.9 l/min 28.8 C
Tuesday, September 17, 2013, 15:03: EE flow 4.9 l/min 28.8 C
Tuesday, September 17, 2013, 15:04 :TGHT at 580A, TBHT at 280A.
Tuesday, September 17, 2013, 15:30: TBHT:RDCUR to 290A
Wednesday, September 18, 2013, 08:07: Stared mass scan.
Wednesday, September 18, 2013, 08:08:EE flow 4.9 l/min 28.8 C
Wednesday, September 18, 2013, 09:14: EE to 2kV. Current at 676 uA
Wednesday, September 18, 2013, 09:23: Opened He gas to 6.0. It was later found the SV2 was closed. I.e. no He was supplied to the target.
Wednesday, September 18, 2013, 09:26: Tuning source. EE 0.8kV, EZL 1.3kV
Wednesday, September 18, 2013, 09:32: Started mass scan.
Wednesday, September 18, 2013, 09:55: A jump in BIAS current from 42 to 61 uA. Came down towards 42 after 30 min
Wednesday, September 18, 2013, 10:22: Ramping down heaters at 2A and 2.5A /min
Wednesday, September 18, 2013, 10:23: He and Ne off.
Wednesday, September 18, 2013, 10:48: Gas lines closed.
Wednesday, September 18, 2013, 10:53: EE flow 4.9 l/min 28.5 C
Wednesday, September 18, 2013, 10:55: IV4 closed.
Wednesday, September 18, 2013, 10:59: Target de-biased.
Wednesday, September 18, 2013, 12:18: Heaters off.
Wednesday, September 18, 2013, 12:18: Stopped turbos.
Wednesday, September 18, 2013, 12:56: Started wenting.
Wednesday, September 18, 2013, 13:02: EE flow 4.9 l/min 28.2 C
Wednesday, September 18, 2013, 13:20 : Chamber vented. |
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Tuesday, September 17, 2013, 10:06, Anders Mjos, , , , , , , Problems/Solutions, TGHT insulator cracked
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The coil insulator has been observed to have cracked earlier. |
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Wednesday, September 18, 2013, 14:54, Anders Mjos, , , , , , , Problems/Solutions, Hall probe calibration
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New calibration of the m/q based on the hall probe after exchanging the controller(MASSOVERQ2). Based on NiO#2-HP-FEBIAD with Ne supplied and ANODE biased to 200V, 30kV Bias.
CONST11 = -16.3929
CONST22 = 0.12481
http://isacwserv.triumf.ca/onlylocal/isactdata/save_restore/masscorr/2013-09-18-09%20NiO%232
Data and results from Gnuplot
"2013-09-18 NiOcalibration.txt"
6.02 -1192 6Li
7.02 -1288 7Li
19.99 -2177 20Ne
21.99 -2284 22Ne
38.96 -3043 40K
40.96 -3118 41K
180.9 -6577 Ta
196.9 -6864 TaO
f(x)=((x+a)**2)*b/30000;
a=35.221;
b=0.129991;
fit f(x) "2013-09-18 NiOcalibration.txt" using 2:1 via a,b;
Final set of parameters Asymptotic Standard Error
======================= ==========================
a = -16.3929 +/- 2.015 (12.29%)
b = 0.12481 +/- 8.448e-005 (0.06769%)
correlation matrix of the fit parameters:
a b
a 1.000
b 0.952 1.000 |
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Wednesday, September 18, 2013, 16:18, Anders Mjos, , HP-FEBIAD, , , Tube only, 38307-9, Done, Test Target - FEBIAD COIL
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Wednesday, September 18, 2013, 16:18: Starting turbos
Wednesday, September 18, 2013, 16:26 : Turbos at speed
Wednesday, September 18, 2013, 16:28 : Vacuum at 2.8 E-5 T
Wednesday, September 25, 2013, 15:11
TGHT flow 5.52, temp 28.6
TBHT flow 5.92, temp 28.5
Thursday, September 26, 2013, 09:25: Stopped turbos. Vacuum at 1.4 E-7 T
Friday, September 27, 2013, 08:35
TGHT flow 5.49, temp 28.2
TBHT flow 5.90, temp 28.0
Friday, September 27, 2013, 10:47: Venting |
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Friday, September 27, 2013, 11:41, Anders Mjos, Ta#41, HP-SIS, ITW, TM4, 39069-5, 38817-10, Done, Ta#41 Conditioning
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Friday, September 27, 2013, 11:41: Roughing
Friday, September 27, 2013, 12:08: Turbos started
Friday, September 27, 2013, 12:16: Turbos at speed.
Friday, September 27, 2013, 12:18: Vacuum at 1.5E-5 T
Monday, September 30, 2013, 08:41: Opened water supply. Vacuum stable at 1.5E-7 T
TGHT Q=5.5 T=28.0
TBHT Q=5.8 T=28.0
Monday, September 30, 2013, 15:19: Flow sensor moved from TBHT to HS
TGHT Q=5.5 T=27.9
HS Q=3.6 T=27.8
Tuesday, October 01, 2013, 12:08: Taget Biased to 30kV.
Wednesday, October 02, 2013, 08:50: Started autoramping to 580A/230A
Wednesday, October 02, 2013, 08:50: Opened IV4
Wednesday, October 02, 2013, 10:51 TGHT/TBHT 250A / 239A
TGHT Q=5.5 T=28.5
HS Q=3.6 T=29.2
SUPPLY (ext) 27.3
RETURN (ext) 27.8
Wednesday, October 02, 2013, 13:28 TGHT/TBHT 250A / 570A
TGHT Q=5.5 T=30.4
HS Q=3.6 T=33.4
SUPPLY (ext) 27.4
RETURN (ext) 29.3
Wednesday, October 02, 2013, 13:30: TBHT was starting to limit on voltage. Increased voltage limit to 2.4V.
Thursday, October 03, 2013, 08:21: TMS:TP2 timed out over night.
Magnet PS breaker tripped during a mass scan yesterday. Reset breaker and cleared interlocks.
TGHT Q=5.5 T=30.4
HS Q=3.6 T=34.0
SUPPLY (ext) 27.3
RETURN (ext) 29.3
Thursday, October 03, 2013, 08:28: Started mass scan 200 -> 0 m/q. FC0 7.5E-8 A
Thursday, October 03, 2013, 14:29
TGHT Q=5.5 T=30.6
HS Q=3.6 T=33.9
SUPPLY (ext) 27.4
RETURN (ext) 29.6
Thursday, October 03, 2013, 15:14: Lowered TBHT:RDCUR to 230A.
Thursday, October 03, 2013, 15:37: Increased EE to -2000 V
Thursday, October 03, 2013, 16:22
TGHT Q=5.5 T=30.6
HS Q=3.6 T=33.9
SUPPLY (ext) 27.5
RETURN (ext) 29.6
Friday, October 04, 2013, 08:08
TGHT Q=5.5 T=30.6
HS Q=3.5 T=33.9
SUPPLY (ext) 27.5
RETURN (ext) 29.3
Mass scan started.
Friday, October 04, 2013, 08:46: Cool down started.
Friday, October 04, 2013, 13:35: TPS:IV4 closed
Friday, October 04, 2013, 13:41: Source debiased.
Tuesday, October 15, 2013, 09:56: Turbos stopped. Vacuum at 1.15 E-7 T
Tuesday, October 15, 2013, 12:44: Venting
After the conditioning, some oxidation (?) from the standards (?) were found on the Plasma Electrode and around the Target Tube. See attachment |
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Monday, September 30, 2013, 15:19, Anders Mjos, , , , , , , Problems/Solutions, New purging valves installed on Heat Shield water circuit
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The Heat Shield circuit can now be separately purged for water. Use valves on heat shield circuit to purge the lines for target exchanges from now on.
All paddle wheels have been rotated to allow trapped air to escape the system more easily. |
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Thursday, October 03, 2013, 08:43, Anders Mjos, , , , , , , Problems/Solutions, TMS:TP2 tripped off - controller replaced.
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This morning the turbo was found tripped off.
The controller was replaced by Edi on Friday.
Monday, October 07, 2013, 08:28: Starting Turbo
Monday, October 07, 2013, 08:29: Turbo at speed. Vacuum at 4.4E-7 T |
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Thursday, October 03, 2013, 14:15, Anders Mjos, , , , , , , Problems/Solutions, TMS:Q1 and Q6 tripped
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Tuesday, October 15, 2013, 16:17, Anders Mjos, , , , , , , Done, TGHT and TB HT test bar test
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HS line is looped. Cu-test bars installed on TGHT and TBHT. Torqued all bolts to 120 in lbs.
Tuesday, October 15, 2013, 16:17: Roughing
Tuesday, October 15, 2013, 16:39: Turbos started.
Tuesday, October 15, 2013, 16:48: Turbos at speed
Tuesday, October 15, 2013, 16:49: Vacuum at 3.0 E-5 T
Wednesday, October 16, 2013, 08:38: Opened water on HS. Vacuum stable at 5.5E-7 T.
Wednesday, October 16, 2013, 10:12: TBHT to 300A (0.623V) TGHT to 580A (1.443 V)
Wednesday, October 16, 2013, 10:13: Ramping down at 6A/min
Thursday, October 17, 2013, 08:33: Turbos stopped. Vacuum at 2.6E-7 T.
Thursday, October 17, 2013, 10:24: Venting
Turned TGHT Cu-bar 180 deg. Loosened and re-fastened all bolts to 120 in lbs.
Thursday, October 17, 2013, 10:48: Roughing.
Thursday, October 17, 2013, 11:07: Turbos started.
Thursday, October 17, 2013, 11:16: Turbos at speed.
Thursday, October 17, 2013, 11:17: Vacuum at 1.2E-5 T
TGHT and TBHT were brought up to 580A and 300A.
Flow meters connected.
TGHT
T 27.8
Q 5.5
Monday, October 21, 2013, 13:34: Heating TGHT to 580A (1.411 V)
Monday, October 21, 2013, 13:37
TGHT
T 28.9
Q 5.4
Monday, October 21, 2013, 13:40
TGHT
T 29.1
Q 5.5
Monday, October 21, 2013, 13:45
TGHT
T 29.4
Q 5.4
TGHT RDCUR/VOL 581.5A / 1.421 V
Monday, October 21, 2013, 13:47
TGHT RDCUR/VOL 270.6 A / 0.674V
T 28.4
Q 5.4
Monday, October 21, 2013, 13:52
TGHT RDCUR/VOL 270.6 A / 0.674V
T 28.3
Q 5.5
Monday, October 21, 2013, 13:52: TGHT off.
TGHT
T 27.9
Q 5.5
Tuesday, October 22, 2013, 08:09: Stopped turbos. Vacuum at 1.4E-7 T
Tuesday, October 22, 2013, 12:29: Venting
Results in DocuShare collection |
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Tuesday, November 05, 2013, 15:50, Anders Mjos, , , , , , , Problems/Solutions, Backing pressure TSG:CG1A and CG1B elevated
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Pressure around 140 mTorr. The pressure started increasing early November 2nd. Will continue to monitor.
Tuesday, November 12, 2013, 09:51 UPDATE
Backing pressure further increased to ~ 350 mTorr over the weekend. Vacuum group has been informed and will replace the pump this week. |
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Tuesday, November 12, 2013, 12:38, Anders Mjos, , , , , , , Problems/Solutions, Vacuumed desk, on and around the beam line
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 Wednesday, November 20, 2013, 08:57, Anders Mjos, , , , , , , Problems/Solutions, Backing pressure TSG:CG1A and CG1B elevated
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| Anders Mjos wrote: |
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Pressure around 140 mTorr. The pressure started increasing early November 2nd. Will continue to monitor.
Tuesday, November 12, 2013, 09:51 UPDATE
Backing pressure further increased to ~ 350 mTorr over the weekend. Vacuum group has been informed and will replace the pump this week.
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The backing pump (TSG:RP1) was replaced yesterday by Anthony Ip. Backing pressure is down to 1 mTorr on TSG:CG1A |
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Wednesday, November 27, 2013, 08:27, Anders Mjos, , , , , , , Problems/Solutions, EPICS whiteout
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Since yesterday around 4pm. Due to attempt to use the TMS:ER0 device.
IOC rebooted this morning. Archivers restarted. |
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Monday, December 02, 2013, 08:36, Anders Mjos, , , , , , , Problems/Solutions, Sources archiver started
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