Recent Log Entries

Operator SIGN IN

Log Number: 3721650Logbook(s): Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    Cade
DATE:             08/21/2019
SHIFT:               Owl

The operator has read the following:
  • ELOG
  • PD Shift Plan
  • Radiation Surveys for PSS Segments in Controlled Access
  • PSS Log

Pathlength/Gang Phase/Horizontal Separation Checks

Log Number: 3721628Logbook(s): Entry Makers: bcadeBody: 

Fig 1) Before 2A gp adjusted
Fig 2) After 2A gp adjusted
Fig 3) Before gp 2A adjusted
Fig 4) After 2A gp adjusted
Fig 5) and Fig 6) HC recirc (1st) and extrac (5th)
Fig 7) HA
Fig 8) and Fig 9) HB recirc (1s) and extrac (5th)

SL Gang Phase adjusted from 121.3 --> 120.7

Downtime Incident CLOSED: Cycling the East Arc

Log Number: 3721624Logbook(s): Body: IDDescriptionPeriodCause6883Title:
Cycling the East Arc

Summary:
Arc1 Box Supply mismatched during swing shift but seemed to have resolved itself... However, we're getting many HA Moellor Target trips w/ HB Halo trips.

HYST AREA 6-1 Cycles Magnets

Log Number: 3721623Logbook(s): Body: 

HYST AREA Version 6-1 has successfully cycled the following:

Area.Arcs.Arc1.Spreader
Area.Arcs.Arc1.Arc
Area.Arcs.Arc1.Recombiner
Area.Arcs.Arc1.Extraction
Area.Arcs.Arc3.Spreader
Area.Arcs.Arc3.Arc
Area.Arcs.Arc3.Recombiner
Area.Arcs.Arc3.Extraction
Area.Arcs.Arc5.Spreader
Area.Arcs.Arc5.Arc
Area.Arcs.Arc5.Recombiner
Area.Arcs.Arc5.Extraction
Area.Arcs.Arc7.Spreader
Area.Arcs.Arc7.Arc
Area.Arcs.Arc7.Recombiner
Area.Arcs.Arc7.Extraction
Area.Arcs.Arc9.Spreader
Area.Arcs.Arc9.Arc

Follow-up Re: Oscillation Due to ARC1A

Log Number: 3721622Logbook(s): Entry Makers: bcadeBody: 

I saw the same oscillation on the transistor bank voltage that was seen 08/08 by J. Coleman. We are cycling the east arc trims.

Downtime Incident CREATED: Cycling the East Arc

Log Number: 3721621Logbook(s): Body: IDDescriptionPeriodCause6883Title:
Cycling the East Arc

Summary:
Arc1 Box Supply mismatched during swing shift but seemed to have resolved itself... However, we're getting many HA Moellor Target trips w/ HB Halo trips.

Box Supplies Were Cycled

Log Number: 3721620Logbook(s): Tags: Body: 

The following box supplies were CYCLED by version 2-2 of the Box Supply Cycling Script:
ARC1A Ramp Rate = 8.226 A/s
ARC3A Ramp Rate = 10.000 A/s
ARC5A Ramp Rate = 10.206 A/s
ARC7A Ramp Rate = 10.081 A/s
ARC9A Ramp Rate = 9.185 A/s
RSEP9A Ramp Rate = 9.376 A/s

Operator SIGN IN

Log Number: 3721617Logbook(s): Body:  ACCELERATOR OPERATOR SIGN IN FORM OPERATOR:    Garcia
DATE:             08/21/2019
SHIFT:               Owl

The operator has read the following:
  • ELOG
  • PD Shift Plan
  • Radiation Surveys for PSS Segments in Controlled Access
  • PSS Log

Status of HA FFB (Off)

Log Number: 3721612Logbook(s): Entry Makers: bcadeBody: 

Sys-->Off
FF-->Off
RF Off
Slow Lock-->On
Master Switch-->On

CREW CHIEF SIGN IN

Log Number: 3721592Logbook(s): Body: 
THOMAS JEFFERSON NATIONAL ACCELERATOR FACILITY
ACCELERATOR OPERATIONS CREW CHIEF SIGN IN FORM

Date : 08-20-19
Time : 23:11:30
Day : Tuesday
Shift : Owl

Crew Chief : Frierson
Program Deputy: Comer
Team : D
Arm : Cade
Designated SSO: Garcia
LERF Operator:
Operators : Cade, Garcia

This stamp certifies that the above Crew Chief has read/reviewed/received the following:

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