Summary of the operations (Dec, 2001) [To Jananese page]@[Go to home]


December 1, 2001

  • User run
  • Beam injection started at 9:03 a.m.We permitted to open the beam shutters at 9:16 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:16 a.m

    452.5 mA

    46.3 hours

    1257.7 A*minutes

    12.9 nPa

    494.2 A*hours


  • December 2, 2001

  • User run
  • Beam injection started at 9:03 a.m.We permitted to open the beam shutters at 9:23 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:23 a.m

    451.8 mA

    46.0 hours

    1246.4 A*minutes

    13.3 nPa

    503.0 A*hours


  • December 3, 2001

  • Machine study
  • Phase Modulation
  • SR Monitor Study

  • December 4, 2001

  • User run
  • Beam injection started at 8:01 a.m.We permitted to open the beam shutters at 8:40 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    8:40 a.m

    447.8 mA

    47.2 hours

    1268.4 A*minutes

    14.0 nPa

    517.4 A*hours

  • We had a beam dump due to RF down.
  • Beam injection started at 10:40 a.m.We permitted to open the beam shutters at 11:03 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    11:03 a.m

    451.8 mA

    46.3 hours

    1254.4 A*minutes

    12.5 nPa

    518.1 A*hours


  • December 5, 2001

  • User run
  • Beam injection started at 9:01 a.m.We permitted to open the beam shutters at 9:16 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:16 a.m

    451.6 mA

    47.3 hours

    1280.7 A*minutes

    13.6 nPa

    526.4 A*hours

  • We had a beam dump due to RF down.
  • Beam injection started at 9:54 a.m.We permitted to open the beam shutters at 10:11 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    10:11 a.m

    452.5 mA

    47.2 hours

    1280.4 A*minutes

    12.9 nPa

    526.7 A*hours

  • We had a beam dump due to RF down.
  • Imax=400mA SET.
  • Beam injection started at 11:59 a.m.We permitted to open the beam shutters at 12:17 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    0:17 p.m

    402.3 mA

    53.9 hours

    1300.0 A*minutes

    11.8 nPa

    527.3 A*hours

  • We had a beam dump at 6:48 a.m. due to the rf trip. The beam was injected again.
  • Beam injection started at 7:01 p.m.We permitted to open the beam shutters at 7:21 p.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    7:21 p.m

    401.8 mA

    52.6 hours

    1267.3 A*minutes

    12.3 nPa

    529.8 A*hours

  • We had a beam dump at 8:04 p.m. due to the rf trip. The beam was injected again.
  • Imax=450mA SET.
  • Beam injection started at 10:13 p.m.We permitted to open the beam shutters at 10:35 p.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    10:35 p.m

    451.4 mA

    49.6 hours

    1342.3 A*minutes

    12.5 nPa

    530.2 A*hours


  • December 6, 2001

  • User run
  • We had a beam dump due to RF down.
  • We had the active cavities change from 4-mode to 3-mode. (cavity #1 stop)
  • Beam injection started at 0:58 a.m.We permitted to open the beam shutters at 1:38 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    1:38 a.m.

    374.8 mA

    47.7 hours

    1073.0 A*minutes

    11.9 nPa

    531.2 A*hours

  • Beam injection started at 10:13 a.m.We permitted to open the beam shutters at 10:28 a.m .
  • We had a beam dump at 9:12 am and 9:57 am ,10:08 am, just after the beam injection. The beam was injected again.
  • Maximum beam current is 380mA start.
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    10:28

    381.9 mA

    46.9 hours

    1074.2 A*minutes

    11.8 nPa

    533.9 A*hours


  • December 7, 2001

  • User run
  • Beam injection started at 9:02 a.m.We permitted to open the beam shutters at 9:20 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:20

    381.8 mA

    44.6 hours

    1022.3 A*minutes

    12.4 nPa

    541.0 A*hours


  • December 8, 2001

  • User run
  • Beam injection started at 9:13 a.m.We permitted to open the beam shutters at 9:30 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:30

    380.8 mA

    45.1 hours

    1031.1 A*minutes

    12.7 nPa

    548.3 A*hours


  • December 9, 2001

  • User run
  • Beam injection started at 9:01 a.m.We permitted to open the beam shutters at 9:15 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:15

    381.6 mA

    45.2 hours

    1035.3 A*minutes

    12.7 nPa

    555.6 A*hours


  • December 10, 2001

  • Machine study
  • RF Tuning
  • 2.9Gev

  • December 11, 2001

  • Bounus Time
  • Beam injection started at 7:34 a.m.We permitted to open the beam shutters at 8:00 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    8:00 a.m

    200.8 mA

    66.9 hours

    806.3 A*minutes

    13.7 nPa

    566.6A*hours


  • December 12, 2001

  • User Run
  • Beam injection started at 9:03 a.m.We permitted to open the beam shutters at 9:16 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:16 a.m

    200.9 mA

    62.1 hours

    748.7 A*minutes

    14.8 nPa

    570.9A*hours


  • December 13, 2001

  • User Run
  • Beam injection started at 9:03 a.m.We permitted to open the beam shutters at 9:15 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:15 a.m

    201.5 mA

    65.4 hours

    791.0 A*minutes

    17.0 nPa

    575.0A*hours


  • December 14, 2001

  • User Run
  • Beam injection started at 9:03 a.m.We permitted to open the beam shutters at 9:15 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:15 a.m

    200.8 mA

    61.2 hours

    737.6 A*minutes

    15.8 nPa

    579.1A*hours

  • We had a beam dump at 2:40 p.m. due to the rf trip. The beam was injected again.
  • Beam injection started at 2:57 p.m.We permitted to open the beam shutters at 3:12 p.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    3:12 p.m

    201.2 mA

    63.9 hours

    771.8 A*minutes

    15.3 nPa

    580.2 A*hours


  • December 15, 2001

  • User Run
  • Beam injection started at 9:02 a.m.We permitted to open the beam shutters at 9:17 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:17 a.m

    201.7 mA

    58.7 hours

    710.4 A*minutes

    15.7 nPa

    583.4A*hours


  • December 16, 2001

  • User Run
  • Beam injection started at 9:02 a.m.We permitted to open the beam shutters at 9:17 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:27 a.m

    201.4 mA

    62.6 hours

    756.7 A*minutes

    16.1 nPa

    587.4 A*hours


  • December 17, 2001

  • User Run
  • Beam injection started at 9:03 a.m.We permitted to open the beam shutters at 9:19 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:19

    201.4 mA

    62.6 hours

    756.7 A*minutes

    16.1 nPa

    587.4 A*hours


  • December 18, 2001

  • User Run
  • Beam injection started at 8:06 a.m.We permitted to open the beam shutters at 8:26 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    8:26

    201.3 mA

    57.4 hours

    693.6 A*minutes

    16.6 nPa

    595.3 A*hours


  • December 19, 2001

  • User Run
  • Beam injection started at 9:03 a.m.We permitted to open the beam shutters at 9:17 a.m .
  • Operation status

    Time

    Beam current

    Beam lifetime

    I*tau

    Average pressure

    Integrated current

    9:17

    200.6 mA

    55.6 hours

    668.8 A*minutes

    16.7 nPa

    599.5 A*hours