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ID |
Date |
Author |
Subject |
Text |
 |
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162
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Wed Nov 24 12:08:08 2021 |
CB + ML OG | Ion pumps on | Found SIP power unit for D2000 #4 not functioning
correctly. Max current regardless of ion
element connected to. |
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161
|
Tue Nov 23 08:49:33 2021 |
CB + ML | NEG activation completed | Found temperatures and pressure stabilised
overnight. See attached.
12:00 Began activation of 3x UHV1400 |
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|
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160
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Mon Nov 22 08:06:01 2021 |
RSS CB + ML | NEG activation starts | 08:20 Temperature of channels 1-3 and 5-6
were reduced to 120 degrees. Immediately
after, the conditioning of the NEGs was stopped |
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159
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Fri Nov 19 12:03:51 2021 |
CB RSS | Conditionings NEGs | Increased conditioning temperature in D2000
#3 and 4 (behind detectors) to 150C from
130/140C. No appreciable change in temperature. |
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158
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Thu Nov 18 13:50:51 2021 |
CB RSS | Thermocamera images | Used thermocamera provided by GSI beam
diagnostic division to take some pictures
of YR09. See attached. |
14x |
|
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157
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Thu Nov 18 12:29:50 2021 |
CB RSS | Conditioning D2000 NEGs | D2000 thermocouples report temperatures
around 100C (D2000 #1,2) and 120C (3,4).
1,2 are in the intermediate chamber, 3,4 |
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|
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156
|
Wed Nov 17 07:12:22 2021 |
RSS CB + ML (remotely) | CARME baking with tape continues 17 Nov | CARME baking with heating tape continues
Left overnight at -
Ch1-3: 140 degrees |
7x |
|
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155
|
Tue Nov 16 12:05:13 2021 |
CB RSS | CARME baking with tape continues | CARME baking with heating tape continues
Left overnight at 100C. Turned
up this morning at 9:00 to 120C. |
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|
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154
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Fri Nov 12 08:54:11 2021 |
RSS ML + CB (remotely) NK AK NP | First CARME baking attempt | 07:50 Small leaks (near the motors and
upper valve) were detected in the tent which
were covered with Al foil. |
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153
|
Thu Nov 11 14:01:00 2021 |
AK, ML | Heater channel layouts | Schematic layout of heaters and channel
assignment attached. Table kindly provided
by AK. I hope the conversion from excel to |
|
|
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151
|
Thu Nov 11 11:44:58 2021 |
RSS + ML OG + CB (remotely) | CARME baking started | With the help of OG, the baking tent was
built. MG started baking around 11:30 am
with a rate of 0.2 K/minute. |
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|
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150
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Wed Nov 10 18:38:16 2021 |
RSS TD + ML OG AK NK | CARME wrapped in heating tape | Heating and electronic experts were in
CRYRING and were unhappy with the damaged
wire. Heaters were opened by OG, but no damage |
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149
|
Wed Nov 10 18:24:12 2021 |
RSS | Thermocouple labelling | 1. Detector
2. Chamber back
3. Strain relief |
|
|
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147
|
Wed Nov 10 14:41:12 2021 |
TD RSS + CB (remotely) | Wrapping CARME in heating tape | ML reports that baking of the upstream section
(gas jet interaction chamber plus e-target)
has commenced - initially to 50 deg C to |
|
|
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146
|
Tue Nov 9 15:03:29 2021 |
RSS + OG | Burnt cables issues | Upper part of the frame was mounted. In
order to do so, the valve was closed, turbo
wire and hose were disconnected and then |
7x |
|
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145
|
Mon Nov 8 17:19:02 2021 |
RSS + OG | Neg and ion cables connected | Neg and ion pump cables were labeled and
connected.
Kapton tape wrapped around the |
|
|
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144
|
Sat Nov 6 14:21:10 2021 |
CB RSS | Preparation for bakeout tent mounting + to do for next week | Connected pneumatic hoses prepared by Gleb.
Opened flow to pressure reducer set at 2
bar. Ok. Attempted to operate pneumatic motors. |
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143
|
Fri Nov 5 12:27:11 2021 |
CB RSS + DR NP ML US | First pump down of YR09 | Tightened all flanges.
Added Pirani gauge and third IE514
to interaction chamber. |
|
|
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142
|
Wed Nov 3 16:39:01 2021 |
CB RSS + NP DR NK ML | Interaction chamber lifted in place | Prepared to move interaction chamber in
place. Ok CARME side, flange has M10 bolts.
On interaction chamber side i.e. bellows |
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|
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141
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Wed Nov 3 11:18:11 2021 |
CB RSS + DR NK ML | Leak closed | Found CARME at 1.0E-6 mbar. Beginning leak
test.
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