問題一覧
1
what type of reaction is taking place in the reactors?
exothermic reaction
2
what is the purpose of hdwf?
to form a seal between sv2n41 and sv2n42
3
when does the polymerization process start and end?
start of catalyst to utl
4
what equipment is used to stablize the bottom of the agitator?
foot bearing
5
what pressure should the nitrogen cylinders for the agitator seal be changed?
between 500 to 700 psi
6
for safety considerations, do not fill the agitator seal pot while what is running?
agitator blade
7
during de-pressuring and re-pressuring the mechanical seal on the reactor. who should be present?
engineer, supervisor, supertendant
8
what water is used to cool the foot bearing?
hdw coming from ppu252
9
what pump is used to supply oil to the agitator reduction gear?
ppl252
10
name five ways cooling is provided to the batch
jackets, baffles, coils, agitator, and condenser
11
where are the tcv's for the reactor jacket located?
suction of ppu251 behind the reactor building
12
where does the reactor jacket drain to if clearing is necessary?
ptk605
13
loss of IA will cause tcv-2N03 A amd TCV-2n03 to fail in what position?
open
14
what valves are closed during TCSTR?
TCVs
15
what water is used on PHE251?
MW coming from ptk606
16
what is the purpose of DW3?
to replace water thats lost during polymerization
17
what is the purpose of the reactor condenser?
to provide cooling to the reactor
18
where does the reactor condenser vent to?
phl301
19
what pressure allows ptk251n to inject uj into the reactor?
reactor pressure through equalization line
20
what pressure allows ptk252n and ptk253n in inject UJ into the reactor?
N30
21
what should the pressure be in the uj injection line upstream of sv2n105 and sv2n108?
0 psi
22
what two GR routes are used to de-pressure the reactor?
Sv2N28 to PTK301 And Sv2N29 to ptk 402
23
what type of wash nozzles are currently used for washing the reactor?
mushroom or no rotating
24
when evacuating ptk401, where is the vcg sent to?
ptk402
25
what is used to atomize the oz1 to coat the reactors?
steam
26
what pump is used to flush the oz nozzles?
ppu254
27
during rep, where does pcm 202 discharge during the first pull down?
phl301
28
after the first pull down rep, where does PCM202 discharge to?
PHL302
29
During a reactor PM, how long should PBL201 A/B run before opening the bottom man way?
15 minutes
30
what compressor is used for EVAC?
PCM201