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  RH-ISAC, Page 79 of 140  Not logged in ELOG logo
ID Datedown Author Category Type Module Target/Number Subject
  1238   Wednesday, May 18, 2016, 11:42 Travis CaveSouth Hot-CellStandard OperationTM1UC#15module moved

TM#1 with  UC#15 has been moved from the west target station to the south hot cell. The target shield plug was also remotely installed as well.

  1237   Tuesday, May 17, 2016, 14:15 Travis CaveITWStandard OperationTM1UC#15module moved

TM#1 with UC#15 was moved back to the west station due to alpha concerns.

  1236   Tuesday, May 17, 2016, 11:47 Travis CaveSouth Hot-CellStandard OperationTM1UC#15module moved

TM#1 has been moved from the west target to the south hot cell. The target on TM#1 is UC#15.

  1235   Monday, May 16, 2016, 13:26 Anders MjosConditioning StationStandard OperationTM2Ta#48Conditioning Ta#48

 Monday, May 16, 2016, 13:20: BIAS/EL/EE 30 / 15 / 1.5 kV

Monday, May 16, 2016, 13:20: Ramping TGHT / TBHT to 580 / 220 A at 2 A/min. IG2 1E-6 / 2E-6 T

Monday, May 16, 2016, 15:45: Paused ramping.

Monday, May 16, 2016, 15:00: Resumed ramping

Monday, May 16, 2016, 16:23: Stopped ramping for the day. TGHT / TBHT at 310 / 220 A. FC at 6.2E-7 A


Tuesday, May 17, 2016, 08:00: Continue ramping.


Wednesday, May 18, 2016, 09:40: BIAS / EL / EE to 35 / 17.5 1.7 kV


Thursday, May 19, 2016, 04:07: BIAS dropped to 0. Likely caused by a power bump.

Thursday, May 19, 2016, 08:05: BIAS returned to 35 kV. Increased EL to 22 kV to maximize FC current.

Thursday, May 19, 2016, 08:11: TBHT to 230 A

Thursday, May 19, 2016, 08:22: Ramping down TGHT / TBHT

Thursday, May 19, 2016, 10:41: BIAS / EL / EE off

Thursday, May 19, 2016, 14:00: TGHT / TBHT off


Friday, May 20, 2016, 14:39: RGA off.

  1234   Monday, May 16, 2016, 11:16 David WangITWStandard OperationTM1 ITW, TM1 turbo-pumps are swithched off

I let isac opp switched off ITW turbo-pumps. The argon vent valve in electrical room is opened. The ITW argon venting will be started  soon.

  1233   Monday, May 16, 2016, 10:48 Anders MjosConditioning StationMaintenance  Topped up water in TCS:TK2

 Filled from 15 to 25 in

  1232   Friday, May 13, 2016, 10:12 David WangConditioning StationStandard OperationTM2 TM2 water lines, heaters, EE, and EL are connected at TCS.

The HV  cover is installed on to TM2 after the connections. The HV key is returned back to B2 level. The TCS Faraday cage is locked.

  1231   Friday, May 13, 2016, 10:08 David WangConditioning StationStandard OperationTM2 Helium pressure test on TM2 HS and window line at CS with new Lp Ta target

These two lines are passed helium pressure test this morning. The LD base leak rate 0.0 X E-9 atm.cc/sec. The base pressure 0.0 X E-4 torr. Helium pressure 70 psi. applied helium to both line for 5minutes each. No response on LD during the test.

  1230   Wednesday, May 11, 2016, 13:16 David WangConditioning StationStandard OperationTM2 TM2 and TCS vacuum system has been connected.

TM2 and TCS vacuum system has been connected. I started all turbo pumps. Everything is good so far.

  1229   Wednesday, May 11, 2016, 13:15 David WangConditioning StationMaintenanceTM2 TCS tank top flange seal is changed this morning

I changed TCS tank top flange seal(o-ring 42.00"ID X 0.275" DIA) this morning before TM2 was moved to TCS.

  1228   Wednesday, May 11, 2016, 09:44 Travis CaveConditioning StationStandard OperationTM2Ta#48module moved

TM#2 with Ta#48 has been moved from the south hot cell to the conditioning station.

  1227   Tuesday, May 10, 2016, 14:27 Travis CaveSouth Hot-CellStandard OperationTM2Ta#48Electrical Check

Electrical check of TM#2 with Ta#48 attached. See the attached PDF for details.

  1226   Tuesday, May 10, 2016, 13:54 David WangSouth Hot-CellStandard OperationTM2 SHC, TM2 leak check on window line and HS line.

Chad and I leak checked the TM2 HS and window lines after new target installation.  The window line was very easy pumped down on LD. But, The HS line only could pumped to 2-3 torr at first. Chad changed the VCR gaskets on HS line(target). It solved the problem. The LD could pumped  both of Window and HS lines to the bottom scale. Chad sprayed lots helium around the VCR joints.  No leak has been found. WE will do helium pressurizing test on them at TCS.

  1225   Tuesday, May 10, 2016, 13:37 chad fisherSouth Hot-CellStandard OperationTM2Ta#48Ta#48 Installation

Ta#48 has been installed onto TM2. Also new window gaskets were installed.

High current fasteners were torqued to 130 in lbs. Shutter side of the containment box recieved new fasteners.

  1224   Monday, May 09, 2016, 10:13 Travis CaveSouth Hot-CellStandard OperationTM2no targetmodule moved

TM#3 was moved from the conditioning station to the NE Silo. TM#2 was moved from the SW Silo to the South hot cell.

  1223   Monday, May 09, 2016, 08:43 David WangConditioning StationRepairTM3 I reinstalled all the side panel on TM3 service cap.

They were moved for TM3 inspection job last week. All the bolts on the panel are hand tight only now since they will be removed out for camera installation during next stage inspection.

  1222   Wednesday, May 04, 2016, 12:01 David WangConditioning StationStandard Operation  Target Hall schedule for beam schedule 130 (Apr- Sep)

Update schedule weekly. See attachment 1,2,3.

  1221   Wednesday, May 04, 2016, 11:14 Isaac EarleNorth Hot-CellDevelopment  North Hot Cell Scope Decision

A meeting was held on May 4, 2016 to determine the scope of the North Hot Cell project.  The following was agreed upon by those in attendance:

The NHC will be a designated target change hot cell.  It will be capable of performing all routine target operations (target removal/installation, leak check, electrical check, video inspection, post irradiation examination, target waste packaging and removal) using the same method currently used in the south hot cell.  Provisions will be included for the ability to perform target waste separation in the future unless a significant obstacle is encountered in which case the meeting attendees will be consulted.  Target waste separation involves separating the internal target heater from the target heat shield, then combining multiple target heaters in a single F-308 shipment.  Neither an inert gas atmosphere nor a double-door waste transfer system will be part of the NHC scope.

 

The following people were in attendance:  Bob Laxdal, Anders Mjos, Don Jackson, Joe Mildenberger, Friedhelm Ames, Alex Gottberg, Grant Minor, Yasmine Saboui, Peter Kunz

The following people were invited, but were unable to attend:  Chad Fisher, Pierre Bricault

The project will begin immediately, with Isaac Earle as the project leader.  The first steps will be to submit a Project Initiation Sheet, then to write and release the Requirements Specification document.

  1220   Monday, May 02, 2016, 11:33 Travis CaveConditioning StationStandard OperationTM2no targetmodule moved

TM#2 was moved to the SW Silo from the Conditioning Station. TM#3 was from from the NW Silo to the Conditioning Station.

  1219   Friday, April 29, 2016, 10:06 David WangConditioning StationStandard OperationTM2 I switched off TCS and TM2 vacuum pumps.

  I switched off TCS and TM2 vacuum pumps. The TM2 will be disconnected at TCS today and moved to silo on next Monday.

ELOG V2.9.2-2455