1.
Operation Review – Jan
23

2.
PREVIOUS MONTH MOM-23
S.No Date Points Discussed Responsibility Status Remarks
1 4/11/2022 Fire incident PPT to be prepared and shared Gourav Close
2 4/11/2022 RCA pending of fire incident to Completed Gourav Close
3 4/11/2022 Safety Activity for the Month video to be shared Bherulal Banzara Close
4 4/11/2022 Gate pass format to framed and followed HR & Dept HOD's Rajeev Continue
5 4/11/2022 Gate pass request mail to be intiate by Dept HOD Rajeev Continue
6 4/11/2022 Near miss target date to be corrected in PPT FTM Rajeev Close
7 4/11/2022 FSSIP ZM15 Deviation Zero tolerance to be ensure Rajeev Close
8 4/11/2022 Crusher house Vacuum cleaner hose pipe to be purchase Gourav Close
9 4/11/2022
Changeover schedule to be ensured for minimum 15 days for every
equipment
Murugan Close
Changeover Schedule is
framed and will be
followed
10 4/11/2022 Driver training records to be followed without data missing of error Kailash Continue
11 4/11/2022 SCC Losses deviation to be updated in PPT Murugan Close Updated in PPT
12 4/11/2022 LDO, Amonia, Switchyard grass cutting to be ensured Rajeev Close
13 4/11/2022 Parking area cleaning to be ensured Rajeev Close
14 4/11/2022 HOD's Other Plant site vist to be ensured PPM Pending
15 4/11/2022 Maintenance bay to be clean & material to be shifted Gourav/Harsh Vyas Close
16 4/11/2022 Nalla sump to be shifted tomorrow Gourav Close
17 4/11/2022 Fatality recommendations to be reviewed PPM Close

3.
OR MOM TRACKER SHEET

4.
Operation Highlights & Lowlights Jan -23
Department High Lights Remarks
Operation
5 Islanding Sustained FTM Jan 23 Availability of Plant Ensured.
Raw Water Pond cleaning activity completed
Quality of water & Structure
strength increased
Low Lights
Unit Black out due to HPBP Malfunction
Availability of Plant was
decereased
HPBP Not in Reliable Operation(Under Manual Mode)
Frequently Opening Upto
25% without any Intervention
HPBP Loss increased FTM due to Valve Passing 0.5% Average
open for the Day and DownStream temperature around 200 Deg C
Loss Accounted around
3Gms at 60% PLF

5.
Unit Monthly Performance FY 22-23
Description BP FTM Units Jun-22 Jul-22 Aug-22 Sep-22 Oct-22 Nov-22 Dec-22 Jan-23
Q-1 Q-2 Q-3
FY(22-23) FY(22-23) FY(22-23)
Availability 100.00% % 97.71% 91.69% 100.00% 100.00% 100.00% 100% 100% 98.5% 82.46% 97.23% 100.00%
Generation 65.2 MU 52.01 47.53 53.26 39.16 39.94 38.02 39.61 40.76 132.40 139.94 117.57
Generation 90.6 MW 72.24 63.88 71.58 54.39 53.68 52.81 53.24 54.78 60.80 63.28 53.24
Running Hrs 720 Hrs 703.50 682.17 744.00 720.00 744.00 720.00 744 733 1795.52 2146.17 2208.00
PLF 100.00% % 78.95% 69.81% 78.23% 59.44% 58.66% 57.71% 58.19% 59.87% 78.95% 69.16% 58.19%
Unit heat rate 2460.0 Kcal/kwh 2596.78 2577.82 2542.56 2570.66 2585.44 2623.21 2595.90 2610.07 2589.44 2563.68 2601.52
TG Heat Rate 2210.0 Kcal/kwh 2275.56 2269.92 2249.63 2314.38 2311.66 2321.47 2318.99 2324.72 2267.12 2277.98 2317.37
Sp.Steam
Consumption
3.66 Kg/Kwhr 3.70 3.71 3.69 3.72 3.71 3.71 3.71 3.71 3.72 3.71 3.71
Aux. Consumption 7.55% % 8.41% 8.48% 8.27% 9.09% 8.48% 8.78% 8.49% 8.42% 8.39% 8.61% 8.58%
Sp. Coal
Consumption
410 Gms/Kwh 432.79 429.64 423.76 428.44 430.91 437.20 432.65 435.01 431.57 427.28 433.59
Sp. Oil Consumption 0.05 ml/Kwh 0.47 0.19 0.00 0.00 0.01 0.03 0.03 0.20 0.22 0.19 0.07
Specific Water
Consumption
2.23
Cu
mtr/mwh
2.53 2.38 2.31 2.48 2.48 2.42 2.38 2.32 2.55 2.39 2.43
Coal Consumption
(@6000 GCV)
26740.7
mt 22509.72 20419.32 19763.85 16777.87 17208.67 16622.41 17138.58 17729.76 97291.16 56961.04 50969.66
Planned Stoppage 0 No 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00%
Forced Stoppage 0 No 0.00 1.00 0.00 0.00 0.00 0.00 0.00 0.00 3.00 1.00 0.00%
Tripping 0 No 1.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 2.00 0.00 0.00%
Blackout 0 No 0.00 0.00 0.00 0.00 0.00 0.00 0.00 1.00 0.00 0.00 0.00%

6.
SCC Analysis FY 22-23
Actual Losses Comparison From Previous Month
Description Aug-22 Sep-22 Oct-22 Nov-22 Dec-22 Jan-23 Aug-22 Sep-22 Oct-22 Nov-22 Dec-22 Jan-23
COAL Lost in terms of sensible heat in fly ash 0.19 0.20 0.21 0.31 0.24 0.25 -0.05 0.01 0.00 0.10 -0.07 0.01
COAL Lost in terms of sensible heat in bottom ash 0.39 0.40 0.42 0.62 0.48 0.50 -0.10 0.01 0.02 0.20 -0.14 0.02
COAL Lost due to Moisture in air 0.55 0.62 0.60 0.60 0.61 0.62 -0.02 0.08 -0.02 0.00 0.02 0.01
Loss due to Moisture Loss 2.24 1.70 2.66 2.61 1.40 1.29 0.92 -0.54 0.95 -0.05 -1.21 -0.10
Loss due to Hydrogen loss 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Low load loss 13.01 28.93 29.72 30.91 30.41 28.37 -2.40 15.91 0.79 1.19 -0.50 -2.05
Loss due to excess make up for power gen 1.19 1.33 1.21 1.29 1.29 1.25 -0.09 0.14 -0.12 0.09 0.00 -0.05
Loss due to Pressure 0.38 0.10 0.04 0.19 0.04 0.97 -0.76 -0.28 -0.06 0.15 -0.16 0.93
Loss due to Temperature 0.21 0.10 0.10 0.10 0.05 0.29 -0.75 -0.11 0.00 0.00 -0.05 0.24
COAL Lost due to Low vacuum 0.66 0.00 0.00 0.00 0.00 0.00 -0.14 -0.66 0.00 0.00 0.00 0.00
Loss Due to UNBURNT 6.93 2.03 1.37 2.75 5.18 6.44 -2.23 -4.90 -0.66 1.37 2.43 1.26
Loss Due to HPBP 0.00 0.37 0.02 0.78 0.00 5.15 -1.08 0.37 -0.35 0.76 -0.78 5.15
Loss due toExit Flue Gas Temperature 0.98 1.17 0.36 0.10 0.00 0.00 -0.35 0.19 -0.81 -0.26 -0.10 0.00
Loss Due to CBD 0.00 0.00 0.00 0.00 0.00 0.10 -0.13 0.00 0.00 0.00 0.00 0.10
Loss Due to Soot Blowing 0.89 0.76 0.89 0.83 0.66 0.71 0.03 -0.13 0.12 -0.05 -0.17 0.04
COAL loss due to mill rejection 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Unaccounted Losses 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Net loss 27.63 37.72 37.59 41.09 40.36 45.93 -7.12 10.10 -0.13 3.50 -0.73 5.57
Total loss including unaccounted loss 27.63 37.72 37.59 41.09 40.36 45.93 -7.12 10.10 -0.13 3.50 -0.73 5.57
SCC for the month 423.76 428.44 430.91 437.20 432.65 435.01 -5.88 4.68 2.46 6.30 -4.55 2.36

7.
Boiler Efficiency FY 22-23
S.No Descriptions Sep-22 Oct-22 Nov-22 Dec-22 Jan-23
Boiler Efficiency (%) 88.64 88.82 88.57 88.36 88.20
A Unburnt Carbon in FA & BA 0.87 0.71 1.04 1.59 1.88
B Sensible heat in ash 0.14 0.14 0.21 0.16 0.16
C High Flue Gas exit Temperature 4.48 4.27 4.23 4.29 4.31
D Moisture in air 0.14 0.13 0.14 0.13 0.13
E Moisture in Coal 1.49 1.72 1.77 1.46 1.42
F Hydrogen in coal 3.74 3.71 3.55 3.51 3.40
G
Excessive radiation (improper
insulation) (assumed)
0.50 0.50 0.50 0.50 0.50

8.
Boiler Efficiency Trend FY 22-23
Observations: Boiler efficiency is dropping as compared to Previous month.
Opportunity: Further Scope in UBC loss reduction.(As per Action Plan attached)
84.71
85.33
86.69
87.53 87.78
88.64 88.82 88.57 88.36 88.20
70.99%
49.39%
78.95%
69.81%
78.23%
59.44% 58.66% 57.71% 58.19% 59.87%
0.00%
10.00%
20.00%
30.00%
40.00%
50.00%
60.00%
70.00%
80.00%
90.00%
82.00
83.00
84.00
85.00
86.00
87.00
88.00
89.00
90.00
Apr-22 May-22 Jun-22 Jul-22 Aug-22 Sep-22 Oct-22 Nov-22 Dec-22 Jan-23
Boiler Efficiency in % PLF %

9.
SCC trend FY 22-23
Observations: SCC is increasing trend as compared to previous month.
Opportunity: Further Scope in UBC loss reduction & MS Pressure loss reduction.(As per Action Plan
attached)
427.47
434.45
432.80
429.64
423.76
428.44
430.91
437.20
432.65
435.01
70.99%
49.39%
78.95%
69.81%
78.23%
59.44% 58.66% 57.71% 58.19% 59.87%
0.00%
10.00%
20.00%
30.00%
40.00%
50.00%
60.00%
70.00%
80.00%
90.00%
415.00
420.00
425.00
430.00
435.00
440.00
Apr-22 May-22 Jun-22 Jul-22 Aug-22 Sep-22 Oct-22 Nov-22 Dec-22 Jan-23
SCC in Gms PLF %

10.
UBC Trend FY 22-23
Observations: UBC Loss in increasing trend.
Opportunity: Further Scope in Mill fineness improvement & Coal Property change (As per Action Plan
Attached)
10.43
18.85
11.83
9.16
6.93
2.03 1.37
2.75
5.18
6.44
70.99%
49.39%
78.95%
69.81%
78.23%
59.44% 58.66% 57.71% 58.19% 59.87%
0.00%
10.00%
20.00%
30.00%
40.00%
50.00%
60.00%
70.00%
80.00%
90.00%
0.00
2.00
4.00
6.00
8.00
10.00
12.00
14.00
16.00
18.00
20.00
Apr-22 May-22 Jun-22 Jul-22 Aug-22 Sep-22 Oct-22 Nov-22 Dec-22 Jan-23
Unburnt Loss in Gms PLF %

11.
FA% & BA% Vs FC/VM Jan 23
Week 1 Week 2 Week 3 Week 4
FC/VM 2.04 1.82 1.78 1.70
BA % 6.88 7.56 7.47 7.63
FA % 6.04 6.52 6.45 6.52
2.04 1.82 1.78 1.70
6.88
7.56 7.47 7.63
6.04
6.52 6.45 6.52
0.00
1.00
2.00
3.00
4.00
5.00
6.00
7.00
8.00
9.00
FC/VM BA % FA %

12.
FA% & BA% Vs ASH% Jan 23
Week 1 Week 2 Week 3 Week 4
BA % 6.88 7.56 7.47 7.63
FA % 6.04 6.52 6.45 6.52
ASH % 18.40 17.12 17.60 17.26
6.88
7.56 7.47 7.63
6.04
6.52 6.45 6.52
18.40
17.12
17.60
17.26
15.00
15.50
16.00
16.50
17.00
17.50
18.00
18.50
19.00
4.00
4.50
5.00
5.50
6.00
6.50
7.00
7.50
8.00
BA % FA % ASH %

13.
FA% & BA% Vs O2 Jan 23
Week 1 Week 2 Week 3 Week 4
BA % 6.88 7.56 7.47 7.63
FA % 6.04 6.52 6.45 6.52
O2 % 3.99 4.04 3.98 4.00
6.88
7.56 7.47 7.63
6.04
6.52 6.45 6.52
3.99 4.04 3.98 4.00
2.00
2.50
3.00
3.50
4.00
4.50
4.00
4.50
5.00
5.50
6.00
6.50
7.00
7.50
8.00
BA % FA % O2 %

14.
FC/VM vs UBC in Gms O2 Jan 23
Week 1 Week 2 Week 3 Week 4
FC/VM 2.04 1.82 1.78 1.70
UBC Gms/Kwhr 6.20 6.66 6.81 6.22
2.04
1.82 1.78
1.70
6.20
6.66
6.81
6.22
6.00
6.10
6.20
6.30
6.40
6.50
6.60
6.70
6.80
6.90
7.00
1.40
1.60
1.80
2.00
2.20
2.40
FC/VM UBC Gms/Kwhr

15.
FA% & BA% Week wise action- Jan 23
Week Action taken for UBC
W1
Maintained mill outlet temp 80 Deg Celsius and O2 maintain 3.5 to 4.0%.
Maintain Mill air flow ratio 1.6 to 1.8 range.
W2
Mill output fineness study has been done and changed the classifier position.
SADC position change from 25 to 20.
Shift wise Coal pipe Temperature mapping & Pipeline Hammering done.
W3
O2 range in boiler has been set at 3.0 % to 3.5%
Shift wise SADC damper position checking.
W4
Coal damper position variation from 20 to 25%
Mill coal pipe clean air flushing done.
Week BA % FA % FC/VM Ash % BIOMASS
MV
AQUAKA
MV ST
DIMITRI
MV SDTR LIGNITE
Week 1 6.88 6.04 2.04 18.40 4.78 75.21 0.00 20.00 0.00
Week 2 7.56 6.52 1.82 17.12 10.00 70.00 0.00 20.00 0.00
Week 3 7.47 6.45 1.78 17.60 10.00 67.68 19.45 2.85 0.00
Week 4 7.63 6.52 1.70 17.26 10.00 62.00 28.00 0.00 0.00

16.
Low Load Loss trend FY 22-23
13.36
12.21 12.25
15.41
13.01
28.93 29.72
30.91 30.41
28.37
70.99%
49.39%
78.95%
69.81%
78.23%
59.4… 58.66% 57.71%
58.19%
59.87%
0.00%
10.00%
20.00%
30.00%
40.00%
50.00%
60.00%
70.00%
80.00%
90.00%
0.00
5.00
10.00
15.00
20.00
25.00
30.00
35.00
Apr-22 May-22 Jun-22 Jul-22 Aug-22 Sep-22 Oct-22 Nov-22 Dec-22 Jan-23
Low load Loss in Gms PLF %

17.
FGET Loss Trend FY 22-23
1.93
2.26
1.99
1.33
0.98
1.15
0.36
0.10
0.00 0.00
70.99%
49.39%
78.95%
69.81%
78.23%
59.44% 58.66% 57.71%
58.19%
59.87%
0.00%
10.00%
20.00%
30.00%
40.00%
50.00%
60.00%
70.00%
80.00%
90.00%
0.00
0.50
1.00
1.50
2.00
2.50
Apr-22 May-22 Jun-22 Jul-22 Aug-22 Sep-22 Oct-22 Nov-22 Dec-22 Jan-23
FGET Loss in Gms PLF %

18.
SCC & UBC & APC & Less-Excess Action Plan for JAN 23

19.
SCC & APC Target for Feb 23
SCC TARGET FOR THE MONTH OF FEB
23
Jan 23 Month SCC at 59.87% PLF 435.01 Gms/Kwhr
Feb 23 Month SCC target at 60% PLF 431.71 Gms/Kwhr
Break Up
Savings in HPBP 1.00 Gms/Kwhr
Savings in MS Pressure & Temp Loss 1.20 Gms/Kwhr
Loss due to unburnt 0.50 Gms/Kwhr
Loss due to Makeup 0.10 Gms/Kwhr
Boiler Efficiency Improvement 0.50 Gms/Kwhr
APC TARGET FOR THE MONTH OF Feb 23
Jan 23 Month APC at 59.87% PLF 8.42 %
Feb 23 Month APC target at 60%
PLF
8.4 %
Break Up
CT fan Optimization 300 Units/Day

20.
Over Injection Trend 22-23
AWAITED FOR DATA RSEB

21.
AWAITED FOR DATA RSEB

22.
Under Injection Trend FY 22-23
AWAITED FOR DATA RSEB

23.
AWAITED FOR DATA RSEB

24.
Auxiliary Consumption with % of Generation FY 22-23
Month Jul-22 Aug-22 Sep-22 Oct-22 Nov-22 Dec-22 Jan-23
Deviation from
last Month
PLF 69.81% 78.23% 59.44% 58.66% 57.71% 58.19% 59.87% 1.68%
MILL 0.58% 0.59% 0.71% 0.76% 0.83% 0.82% 0.72% -0.10%
FD 0.44% 0.46% 0.40% 0.39% 0.39% 0.41% 0.61% 0.20%
ID 0.81% 0.77% 0.83% 0.82% 0.82% 0.82% 0.81% -0.01%
PA 0.78% 0.79% 0.98% 0.99% 1.03% 1.00% 0.97% -0.02%
ESP 0.16% 0.11% 0.14% 0.15% 0.14% 0.15% 0.17% 0.01%
UST 0.22% 0.20% 0.26% 0.26% 0.26% 0.26% 0.25% 0.00%
BFP 2.55% 2.44% 2.81% 2.71% 2.85% 2.76% 2.71% -0.05%
CEP 0.28% 0.27% 0.32% 0.32% 0.33% 0.32% 0.32% -0.01%
CWP 1.30% 1.21% 0.88% 0.70% 0.86% 0.73% 0.74% 0.01%
CTT 0.59% 0.59% 0.70% 0.35% 0.26% 0.27% 0.27% 0.00%
WST 0.07% 0.05% 0.07% 0.07% 0.07% 0.07% 0.07% 0.00%
CHT 0.09% 0.09% 0.11% 0.13% 0.12% 0.12% 0.10% -0.02%
SST 0.72% 0.62% 0.79% 0.76% 0.74% 0.67% 0.65% -0.02%

25.
Auxiliary Consumption FY 22-23 wit % of APC
MILL
9%
FD
7%
ID
10%
PA
11%
ESP
2%
UST
3%
BFP
32%
CEP
4%
CWP
9%
CTT
3%
WST
1%
CHT
1%
SST
8%

26.
APC Water fall diagram Jan- 23
59.87%
0.72%
0.61%
0.81%
0.97%
0.17% 0.25%
2.71%
0.32%
0.74%
0.27% 0.07% 0.10%
0.65%
54.00%
56.00%
58.00%
60.00%
62.00%
64.00%
66.00%
68.00%
70.00%
1
PLF MILL FD ID PA ESP UST BFP CEP CWP CTT WST CHT SST

27.
SPM Analysis Jan 23
Date
15th MIN.AVERAGE
SPM TIME OF SPIKE NO OF SPIKE Remarks
1/4/2023 393.224/455.98
7:46:00 TO
13:31:00/14:16:00 TO
20:46:00
45
HIGH SPIKE DUE TO
LIGHTUP
MAX:802.32,MIN:57.43
1/16/202
3
84.282/64.147/56.156/50.
956
14:01:00 TO
14:15:00/15:01:00 TO
15:15:00/16:01:00 TO
16:15:00/18:01:00 TO
18:15:00
4 CRM ERM TIMMING ISSUE
1/28/202
3
53.09/54.277
8:01:15 TO
8:15:00/12:01:00 TO
12:15:00
2 CRM ERM TIMMING ISSUE
TOTAL 51

28.
Coal Consumption Pattern Jan 23
Month Name of vessel
Coal consumption
in Tons
% of total
consumption
Total in Tons
Jan-23
MV ST DIMISTRIOS 2673.9
14%
19403.900
MV SDTR ALICE 1823.7
9%
MV AQUAKATIE 13170.2
68%
LINKAGE BIOMASS 1736.2
9%

29.
Coal Consumption Jan 23
Importate
91%
LINKAGE BIOMASS
9%
FTM -JAN COAL CONSUMPTION
Importate LINKAGE BIOMASS

30.
Chemical Analysis of the Coal
Financial
year
Month TM ASH VM FC GCV FC/VM UBC in FA UBC in BA
Design 10 12 23 55 6000 2.39
FY22-23
Apr-22 9.14 20.50 29.65 48.17 6086.48 1.62 8.47 10.30
May-22 8.91 12.11 27.80 48.33 5864.70 1.74 13.31 14.15
Jun-22 11.36 18.10 33.19 44.75 5800.82 1.35 10.24 11.54
Jul-22 12.37 16.37 32.00 45.00 5876.94 1.41 8.00 9.57
Aug-22 14.21 14.54 33.90 44.71 5944.38 1.32 10.15 8.51
Sep-22 13.30 14.69 34.92 44.60 5978.00 1.28 3.49 5.33
Oct-22 14.69 14.78 35.6 43.57 5890.67 1.22 2.89 3.97
Nov-22 14.09 20.53 32.62 43.16 5716.01 1.32311 2.95 3.89
Dec-22 12.51 17.26 29.80 49.42 6010.38 1.65814 5.67 6.66
Jan-23 12.29 18.04 27.95 50.86 6065.37 1.81982 6.42 7.44

31.
TAT for Jan 23
6 15 14 12 19 18 20 18 11 9 18 27 29 15 15 15 9 13 30 31 23 23 7 12 9 19 17 15 20 18
2/Jan/23, 1:27:16
3/Jan/23, 1:50:37
4/Jan/23, 3:28:19
5/Jan/23, 2:08:09
6/Jan/23, 3:34:39
7/Jan/23, 3:43:23
8/Jan/23, 1:41:18
9/Jan/23, 7:34:07
10/Jan/23, 4:50:26
11/Jan/23, 4:54:29
12/Jan/23, 3:45:46
13/Jan/23, 2:24:14
14/Jan/23, 2:58:45
15/Jan/23, 1:56:32
16/Jan/23, 3:15:58
17/Jan/23, 3:59:42
18/Jan/23, 2:01:57
19/Jan/23, 2:25:57
20/Jan/23, 2:19:13
21/Jan/23, 2:13:15
22/Jan/23, 3:01:21
23/Jan/23, 3:01:32
24/Jan/23, 3:32:05
25/Jan/23, 3:02:09
26/Jan/23, 2:00:56
27/Jan/23, 1:50:23
28/Jan/23, 2:09:21
29/Jan/23, 4:02:26
30/Jan/23, 2:19:09
31/Jan/23, 2:08:37
0:00:00
1:12:00
2:24:00
3:36:00
4:48:00
6:00:00
7:12:00
8:24:00
0
5
10
15
20
25
30
35
No
of
trucks/day
Day of the month

32.
THANK YOU
Prepared by :- Adil