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  RH-ISAC, Page 52 of 141  Not logged in ELOG logo
New entries since:Wed Dec 31 16:00:00 1969
Entry  Tuesday, June 07, 2022, 14:15, Frank Song, ITE/ITW, Standard Operation, TM2, SiC#42, Module Connection TM2_with_sic_42_connected_in_ITW.jpg

 TM2 with Febiad target SiC#42 was connected in ITW.

Entry  Thursday, June 09, 2022, 09:47, Matthew Gareau, South Hot-Cell, Repair, TM2, SiC#42, containment box repair, Einzle lens, multi pin 

On June 2 2022, while attempting to install target SiC#42 a gasket fell off the water line. I attempted to remove the target to have the gasket reattached, however the multi pin connector guide pin was loose and was preventing the target from being removed. During the attempt to remove the target it was noticed that an electrical cable in the back of the module had become loose and was dangling. The target was then secured to the module, and then the module was moved to the SHC to complete the job/repairs.

June 3 2022, containment box was removed, Einzle Lens cable reattached and tested, and the multi pin guide pin was retightened.

On June 6 2022, the containment box was damaged while lifting the containment box back onto the module.

The left rear corner of the box caught on the module and the corner weld snapped and folded the corner down about 90 degrees.

With help from Chad, we were able to restraighten the corner with a C-clamp, enabling the box to be reattached to the module.

However the 2 bolts that were on the corner that attach to the module were not able to be aligned and were not used.

The target was reattached to the module, and to save time was brought directly to ITW, skipping the conditioning station. 

Entry  Monday, June 20, 2022, 11:00, Frank Song, North Hot-Cell, Repair, TM2, SiC#42, Failed Sic#42 electrical measurement at NHC Failed_Sic#42_electrical_measurement_at_NHC.jpg

 An electrical check was done at NHC, see attachment pls.

Entry  Wednesday, July 06, 2022, 10:30, Travis Cave, Spent Target Vault, Standard Operation, , SiC#42, Spent Target Move Target_Index_2022-07-06.pdf

 The spent SiC#42 was moved from the north hot cell to the spent target vault, it was placed in pail #271 and put in spot 2B. see attached PDF for more details.

Entry  Wednesday, September 15, 2021, 08:39, Travis Cave, ITE, Standard Operation, TM4, SiC#41, Module move 

TM#4 with SiC#41 has been moved from the NHC to ITE.

Entry  Monday, October 04, 2021, 10:52, Travis Cave, North Hot-Cell, Standard Operation, TM4, SiC#41, Module move 

 TM#2 moved from ITE to NHC SiC#41 removed and then moved back to ITE.

Entry  Wednesday, October 13, 2021, 11:54, Travis Cave, North Hot-Cell, Standard Operation, , SiC#41, Spent Target Move Target_Index_2021-10-13.pdf

 The spent SiC#41 target has been placed in pail #260 and placed in spot 5B of that spent target vault. See attached PDF for details. 

Entry  Tuesday, September 14, 2021, 09:18, Travis Cave, South Hot-Cell, Repair, TM4, SiC#40, Module move 
TM#4 with SiC#40 has been moved from the east target station to the south hot cell.
Entry  Friday, November 29, 2019, 11:03, Travis Cave, South Hot-Cell, Standard Operation, TM2, SiC#39, Module move 

 TM#2 with the SiC#39 target has been moved from the south hot cell to the east target station.

Entry  Thursday, February 27, 2020, 09:50, Travis Cave, Safe Module Parking, Standard Operation, TM2, SiC#39, Module move 

 TM#2 with SiC#39 has been moved from the east station to the smp.

Entry  Thursday, November 18, 2021, 09:47, Travis Cave, Spent Target Vault, Standard Operation, , SiC#38 and UC#29, Spent Target Move Target_Index_2021-11-18.pdfTarget_Index_2021-11-18_mini_vault.pdf

 The spent targets SiC#38 and UC#29 have been removed from the spent target vault and placed into the mini storage. See attached PDF for details.

Entry  Friday, November 29, 2019, 11:02, Travis Cave, South Hot-Cell, Standard Operation, TM2, SiC#38 SiC#39, Electrical Check Elec_chk_SiC#38_SHC_post_beam_TM2_11-26-2019.pdfElec_chk_SiC#39_SHC_TM2_11-29-2019.pdf

 Results from the electrical check with the old SiC#38 target and the new SiC#39.

Entry  Thursday, November 07, 2019, 08:56, David Wang, Conditioning Station, Standard Operation, TM2, SiC#38, TM2 in TCS. 

Helium pressure leak check on TM2 HS line at TCS is done. No leak. Also, Helium are sprayed to gas line adapter and fittings. No leak. TM2 is connected at TCS. Anode plug on TCS is connected to module 52pin connector. Water system is started. Vacuum pumping down is good. HV cover will be installed today.

    Reply  Thursday, November 07, 2019, 10:39, Anders Mjos, Conditioning Station, Standard Operation, TM2, SiC#38, Conditioing SiC#38 SiC#38_ANODE_bias_2019-11-07.PNG

Thursday, November 07, 2019, 10:35: Tested source to 30 A on TGHT, TBHT and COIL. ANODE at 100 V.


Tuesday, November 12, 2019

The FEBIAD source worked well over the weekend. The anode current limit was adjusted twice to stop voltage limiting. About 5E-8 A on the FC with TGHT=580A, TBHT=300A, ANODE=200V,150 mA, COIL=50A. Bias was conditioned to 30 kV

Entry  Tuesday, November 12, 2019, 10:02, Adam Newsome, ITE, Standard Operation, TM2, SiC#38, TM2 Move 

TM2 was moved from the Conditioning Station to ITE, with SiC#38 target.

Entry  Tuesday, November 26, 2019, 10:24, Travis Cave, South Hot-Cell, Standard Operation, TM2, SiC#38, Module move 

 TM#2 with SiC#38 has been moved from ITE to the south hot cell.

Entry  Tuesday, December 03, 2019, 12:45, Adam Newsome, Spent Target Vault, Standard Operation, , SiC#38, SiC#38 in Pail 205 moved to Storage Vault: 4B Target_Index_2019-12-03.pdf
SiC#38 in Pail 205 was moved to section 4B of the storage vault. Dose rate when retrieving from Hot Cell was 22.2 mSv/h.
Entry  Wednesday, October 18, 2017, 10:45, Travis Cave, South Hot-Cell, Standard Operation, TM4, SiC#37, Electrical Check TM4_SIC37_elec_chk_SHC.pdf

 The results of the electrical check of TM#4 with SiC#37, see attached PDF.

Entry  Wednesday, October 18, 2017, 10:46, Travis Cave, Conditioning Station, Standard Operation, TM4, SiC#37, Module move 

 TM#4 with SiC#37 has been moved from the south hot cell to the conditioning station.

Entry  Thursday, October 19, 2017, 14:20, Anders Mjos, Conditioning Station, Standard Operation, TM4, SiC#37, SiC#37 Conditioning SiC#37_BIAS_current_vs_voltage.xlsxSiC#37.docx

Thursday, October 19, 2017, 14:20: EE configured for conditioning. HV cage locked up

Thursday, October 19, 2017, 16:46: BIAS / EL / EE at 45 / 22.5 / 0 kV

Thursday, October 19, 2017, 17:16: 30 min without sparking. Lowering to 0. Continue conditioning tomorrow.


Friday, October 20, 2017, 08:22: Resuming HV conditioning

Friday, October 20, 2017, 08:44:  BIAS / EL / EE at 45 / 22.5 / 0 kV

Friday, October 20, 2017, 09:48: No sparking. Continue conditionoing

Friday, October 20, 2017, 10:40: BIAS / EL / EE at 50 / 22.5 / 0 kV

Friday, October 20, 2017, 11:30: HV spark (at 52.5 kV) tripped TP2 and TP1s resulting in IG1S and power supplies tripping.

Friday, October 20, 2017, 13:50: Gelo is troubleshooting flickering on/off of ANODE, TGHT and TBHT power supplies.

Friday, October 20, 2017, 13:51: BIAS / EL / EE at 50 / 25 / 0 kV

Friday, October 20, 2017, 14:26: BIAS / EL / EE at 55 / 28 / 0 kV

Friday, October 20, 2017, 14:37: TP2 tripped on spark

Friday, October 20, 2017, 14:51: Gelo has determined there is a communication problem with the PLC on the HV platform. Troubleshooting continues.

Friday, October 20, 2017, 19:02: Troubleshooting did not succeed. Not able to control power supplies. Troubleshooting continue on Monday.


Monday, October 23, 2017, 09:00: After starting the TCS again today communication has been reestablished. Started heater conditioning.

Monday, October 23, 2017, 14:03: Heater ramping previously aborted and ramp down started due to ongoing PLC communication issues. TGHT and TBHT power supplies tripped on timeout around 13:45. Gelo will continue the troubleshooting.

Monday, October 23, 2017, 19:55: Switching off source after operating for 5 hours without any communication glitches detected (fiber optic communication cables swapped between HV platform and BIAS/EZL PLCs)

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