free governor mode of operation on 28-nov-05
DESCRIPTION
ANALYSIS OF FREE GOVERNOR MODE OF OPERATION AT 13:10HRS 1250MW LOSS OF IMPORT AT KOLAR FREQUENCY TOUCHED 48.54HZ ON 28–NOV–05. FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05. ISGS. NTPC - 1. FREQ DROP FROM 50.05HZ TO 48.54HZ i.e. ~ 1.51HZ. FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05. ISGS. - PowerPoint PPT PresentationTRANSCRIPT
ANALYSIS OF
FREE GOVERNOR MODE OF OPERATION
AT 13:10HRS
1250MW LOSS OF IMPORT AT KOLAR
FREQUENCY TOUCHED 48.54HZ
ON 28–NOV–05
GENERATION vs FREQUENCY FOR
140
150
160
170
180
190
10:0
1
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NTPC - 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
180
190
200
210
10:0
1
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NTPC - 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
180
190
200
210
10:0
1
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NTPC - 3
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
400
420
440
460
480
500
520
540
10:0
1
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NTPC - 4
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
450
460
470
480
490
10:0
1
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NTPC - 5
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
100
200
300
400
500
600
10:0
1
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NTPC - 6
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
460
470
480
490
500
510
520
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NTPC - 7
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
130
140
150
160
10:0
1
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NLY II - 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NLY II - 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NLY II - 3
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
120
130
140
150
160
170
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NLY II - 4
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
120
130
140
150
160
170
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NLY II - 5
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NLY II - 6
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
20
40
60
80
100
120
140
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NLY II - 7
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NLY TPS I (Exp) - 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
120
130
140
150
160
170
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NLY TPS I (Exp) - 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
470
480
490
500
10:0
1
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SIMHADRI - 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
450
460
470
480
490
500
10:0
1
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SIMHADRI - 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
160
170
180
190
200
210
10:0
1
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
VTS-1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
160
170
180
190
200
210
10:0
1
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
VTS-2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
160
170
180
190
200
10:0
1
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
VTS-3
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
160
170
180
190
200
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
VTS-4
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
160
170
180
190
200
210
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
VTS-5
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
160
170
180
190
200
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
VTS-6
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
200
210
220
230
240
250
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
KTS-9
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
200
210
220
230
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
KTS-10
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
RYTPS-1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
160
170
180
190
200
210
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
RYTPS-2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
UPPER SILERU UNITS
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
LOWER SILERU UNITS
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SRISAILAM LB UNITS
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SRISAILAM RB UNITS
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
N’SAGAR UNITS
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
150
160
170
180
190
200
210
220
230
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
RTPS - 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
150
160
170
180
190
200
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
RTPS - 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
150
160
170
180
190
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
RTPS - 3
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
150
160
170
180
190
200
210
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
RTPS - 4
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
RTPS - 5
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
150
160
170
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
RTPS - 6
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
160
170
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
RTPS - 7
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
70
80
90
100
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SHARAVATHI – 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
70
80
90
100
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SHARAVATHI – 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
70
80
90
100
110
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
16:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SHARAVATHI – 3
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
70
80
90
100
110
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
16:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SHARAVATHI – 4
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
70
80
90
100
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
16:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SHARAVATHI – 5
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
50
60
70
80
90
100
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
16:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SHARAVATHI – 6
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
16:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SHARAVATHI – 7
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
70
80
90
100
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
16:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SHARAVATHI – 8
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
70
80
90
100
110
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
16:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SHARAVATHI – 9
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
70
80
90
100
110
11:0
1
12:0
1
13:0
1
14:0
1
15:0
1
16:0
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SHARAVATHI – 10
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
70
80
90
100
110
120
130
140
150
160
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NAGJHERI – 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
20
40
60
80
100
120
140
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
VARAHI - 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
20
40
60
80
100
120
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
VARAHI - 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
KADRA UNITS
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
11
:01
12
:01
13
:01
14
:01
15
:01
16
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SUPA UNITS
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
20
40
60
80
100
120
140
160
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
IDDUKKI – 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
IDDUKKI – 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
IDDUKKI – 3
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
20
40
60
80
100
120
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
IDDUKKI – 4
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
IDDUKKI – 5
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
20
40
60
80
100
120
140
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
IDDUKKI – 6
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
25
35
45
55
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SABARIGIRI – 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
25
35
45
55
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SABARIGIRI – 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
SABARIGIRI – 3 to 6
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
10
:01
11
:01
12
:01
13
:01
14
:01
15
:01
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
LOWER PERIYAR UNITS
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
150
160
170
180
190
200
210
220
230
11:4
1
12:4
1
13:4
1
14:4
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
TTPS – 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
170
180
190
200
210
220
11:4
1
12:4
1
13:4
1
14:4
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
TTPS – 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
11
:41
12
:41
13
:41
14
:41
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
TTPS – 3
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
180
190
200
210
220
11
:41
12
:41
13
:41
14
:41
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
TTPS – 4
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
190
200
210
220
11
:41
12
:41
13
:41
14
:41
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
TTPS – 5
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
180
190
200
210
220
11
:41
12
:41
13
:41
14
:41
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
MTPS – 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
150
160
170
180
190
200
210
11
:41
12
:41
13
:41
14
:41
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
MTPS – 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
170
180
190
200
210
220
230
11
:41
12
:41
13
:41
14
:41
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
MTPS – 3
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
180
190
200
210
220
11
:41
12
:41
13
:41
14
:41
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
MTPS – 4
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
160
170
180
190
200
210
220
11:4
1
12:4
1
13:4
1
14:4
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NCTPS – 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
11
:41
12
:41
13
:41
14
:41
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN H
Z -
----
>
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NCTPS – 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
160
170
180
190
200
210
220
11:4
1
12:4
1
13:4
1
14:4
1
TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
NCTPS – 3
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
50
60
70
80
11:4
1
12:4
1
13:4
1
14:4
1TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
ETS – 5
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
11:4
1
12:4
1
13:4
1
14:4
1TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
KADAMPARAI UNITS
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
11:4
1
12:4
1
13:4
1
14:4
1TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
KUNDAH III– 1
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
20
30
40
50
60
11:4
1
12:4
1
13:4
1
14:4
1TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
KUNDAH III– 2
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
20
30
40
50
60
11:4
1
12:4
1
13:4
1
14:4
1TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
KUNDAH III– 3
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ
GENERATION vs FREQUENCY FOR
0
10
11:4
1
12:4
1
13:4
1
14:4
1TIME IN HH:MM ----->
MW
---
-->
48.50
48.70
48.90
49.10
49.30
49.50
49.70
49.90
50.10
50.30
50.50
FR
EQ
IN
HZ
---
-->
FREE GOVERNOR MODE OF OPERATION ON 28-NOV-05
KUNDAH IV UNITS
FREQ DROP FROM 50.05HZ TO 48.54HZ
i.e. ~ 1.51HZ