xix
1-Dec-15 37
0.83 0.8
Delay chips filling due to limit sw itch stocker12 Problem ,repaired by electrical loss 3 blow s . Digester stop blow ing due to Washing plant problem Loss 8 blow s
2-Dec-15 50
0.0 -
3-Dec-15 49
0.0 -
4-Dec-15 38
0.0
Digester delay blow due to Washing plant problem Loss 5 blow s . Digester slow cook due to WL limited loss 5 blow s
5-Dec-15 46
0.0 Digester reduce set cook due to WL limited loss 2 blow s .
6-Dec-15 40
0.0 Digester reduce set cooks due to WL limited loss 8 blow s
7-Dec-15 44
0.0
Digester delay blow due to Washing plant problem loss 2 blow s . Digester reduce set cook due to WL limited loss 2 blow s
8-Dec-15 43
0.0
Digester delay liq.filling due to White Liquor limited Loss 5 blow s 9-Dec-15
45 0.0
Digester delay liq.filling due to White Liquor limited Loss 3 blow s 10-Dec-15
37 0.0
Digester Delay Liq.Filling due to White liquor Limited Loss 11 Blow s 11-Dec-15
44 0.0
Digester delay blow ing due to w ashing plant problem Loss 4 Blow s 12-Dec-15
46 0.0
Digester Loss 2 blow s due to H Factor is high Loss 2 Blow s 13-Dec-15
44 0.0
Digester delay blow ing due to w ashing plant tripped Loss 4 Blow s 14-Dec-15
47
0.75 1.00
1.8
Mech Changed gasket outlet blow valve dig2, Instrument Changed c\v bottomcirc.dig14 Loss 1 blow
15-Dec-15 44
5.08 5.1
Mech changed circ.pump dig14, Mech changed gasket bottom circ.pump dig06, Mech changed gasket c\v bottom circ.dig 14, Mech changed gasket casing circ.pump
dig14. Loss 4 blow s 16-Dec-15
45 0.0
Digester Loss 2 blow s due to H Factor is high 17-Dec-15
46
1.67 1.7
Mech repair top cover dig05 Loss 1 Blow , Digester Loss 1 blow due to H Factor is high
18-Dec-15 43
0.50 0.5
Loss blow due to digester reduce flow steam to digester as per information from Turbine Loss 2 blow , Digester loss 4 blow s due to H Factor is high.
19-Dec-15 23
0.0 Digester loss 25 blow s dua to blow tank high level Washing Problem
20-Dec-15 43
3.25 3.3
Digester delay chip filling due to cover belt 411M-102 damage loss 4 blow s , Mech changed gasket midle circ.dig3 loss 1 blow
21-Dec-15 23
0.0 Digester stoped steaming due to Washing plant problem Loss 25 blow s
22-Dec-15 48
0.0 -
23-Dec-15 40
0.0 Digester slow cooking due to maintance quality loss 8 blow s
24-Dec-15 45
0.0 Digester stoped steaming due to pow er shortage loss 3 blow s
25-Dec-15 47
0.0
Mech changed gasket bottom Liq.heater dig13, Mech changed gasket blow valve dig14 Loss 1 blow .
26-Dec-15 39
0.0
Digester stoped steaming due to BSW stoped unbleached high level loss 9 blow s 27-Dec-15
47 0.0
Digester stoped due to flow chips less Loss 1 blow 28-Dec-15
44
2.00 2.0
Lost blow due to Mech change gasket outlet blow valve dig14, gasket drain blow line dig15, change gasket flushing line dig15, change gasket outlet LH dig4 Loss 4
blow s 29-Dec-15
46 0.48
0.5 Mech change gasket outlet blow valve dig2 Loss 2 blow
30-Dec-15 48
0.0 -
31-Dec-15 45
0.0 Lost blow s due to Blow Tank high level Loss 3 blow s
Total 1326
0.0 13.2
1.0 0.0
0.8 0.5
15.6 0.00
1.78 0.13
0.00 0.11
0.07 2.09
27.4 Dow ntim e
3.69 4.00
0.67 10.17
1.00 0.67
3.75 1.58
M ech
an ical
In s
tr u
m e
n t
H yd
rau li
c E
lect ri
cal O
th e
rs
5.58
FIBER LINE DOWNTIME DECEMBER 2015
DATE D
ig est
er co
o ks
DIGESTER PLANT DOWNTIME DECEMBER 2015
Remarks
UNPLANNED DOWNTIME
T o
ta l U
n p
la n
n e
d D
o w
n ti
m e
T o
ta l P
la n
n e
d D
o w
n ti
m e
P ro
cess
Universitas Sumatera Utara
xx
1-Jan-16 48
0.0
- 2-Jan-16
46 0.0
Digester delay chip filling due to shuttle conveyor plug up Loss 2 Blow s 3-Jan-16
48 0.0
- 4-Jan-16
45
3.00 3.0
Mech changed rubber gasket top cover dig5, Mech changed rotor circ.pump dig10, Mech repair chain cross conveyor. Loss 3 Cooks
5-Jan-16 46
0.0
Loss 2 blow s due to WBL high level 6-Jan-16
42
1.53 1.5
Digester delay chip filling due to chain of cross conveyor damage Loss 6 blow s 7-Jan-16
44 0.0
Loss 4 blow s due to WBL high level 8-Jan-16
45 0.0
Loss 3 blow s due to WBL high level 9-Jan-16
43 0.0
Loss 5 blow s due to WBL high level 10-Jan-16
43 0.0
Loss 5 blow s due to WBL high level 11-Jan-16
43 0.0
Loss 5 blow s due to WBL high level 12-Jan-16
43 0.0
Loss 5 blow s due to WBL high level 13-Jan-16
31 0.0
Loss 17 blow s due to Blow tank High level 14-Jan-16
36 0.0
Loss 12 blow s due to Blow tank High level 15-Jan-16
48 0.0
- 16-Jan-16
32 0.0
Loss 16 blow s due to Unbleach High level 17-Jan-16
27 0.0
Loss 21 blow s due to Unbleach High level 18-Jan-16
47
1.00 1.0
Loss 1 Blow due to blow ing delay Pressure CNCG to Incinerator Problem 19-Jan-16
47 0.0
Loss 1 blow due to steam from turbin shortage 20-Jan-16
47
0.83 0.8
Loss 1 blow due to chip filling delay stocker 56 78 Problem 21-Jan-16
45 0.0
Loss 3 blow s due to Blow tank high level 22-Jan-16
44 0.0
Loss 4 blow s due to pow er shortage 23-Jan-16
45
1.00 1.0
Loss 3 blow s due to Blow tank high level , Loss 1 blow Mech changed gasket outlet blow valve dig10.
24-Jan-16 46
0.0 Loss 2 blow s due to Blow tank high level.
25-Jan-16 38
0.0
Loss 10 blow s due to Washing plant stoped 26-Jan-16
48 0.0
- 27-Jan-16
45 0.0
Loss 3 blow s due to Blow tank is high . 28-Jan-16
46 0.67
0.7 Loss 2 blow s due to dig delay chips filling Flow chips less
29-Jan-16 45
1.50 1.5
Loss 3 blow s due to Digester 2 reduce pressure w hen PHK stage. 30-Jan-16
44 1.50
1.5 Loss 4 blow s due to Shuttle conveyor 411M-102 problem and repaired by electrik .
31-Jan-16 12
0.0 Loss 36 blow s due to preparation for RB shut dow n
Total 1309
2.2 5.5
1.0 0.8
1.5 0.0
11.0 0.29