abt & frequency

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ABT ABT & & Frequency Frequency

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ABT & Frequency. DAILY FREQUENCY FLUCTUATION. 06.00. 05.00. 04.00. FLUCTUATION. 03.00. 02.00. 01.00. 00.00. Jul-02. Jul-03. Oct-02. Oct-03. Apr-03. Apr-04. Jan-03. Jan-04. Feb-01. Feb-02. Nov-00. May-01. Aug-01. Nov-01. May-02. DAYS. FREQUENCY & FREQUENCY DURATION CURVE. - PowerPoint PPT Presentation

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Page 1: ABT &  Frequency

ABTABT&&

Frequency Frequency

Page 2: ABT &  Frequency

DAILY AVERAGE FREQUENCY

48.00

48.50

49.00

49.50

50.00

50.50

51.00

51.50

52.00

52.50

53.00S

ep

-97

Ma

r-9

8

Se

p-9

8

Ma

r-9

9

Se

p-9

9

Ma

r-0

0

Se

p-0

0

Ma

r-0

1

Se

p-0

1

Ma

r-0

2

Se

p-0

2

Ma

r-0

3

Se

p-0

3

Ma

r-0

4

DAYS

AV

ER

AG

E F

RE

QU

EN

CY

Page 3: ABT &  Frequency

DAILY MAXIMUM FREQUENCY

49.50

50.00

50.50

51.00

51.50

52.00

52.50

53.00

53.50

Se

p-9

7

Ma

r-9

8

Se

p-9

8

Ma

r-9

9

Se

p-9

9

Ma

r-0

0

Se

p-0

0

Ma

r-0

1

Se

p-0

1

Ma

r-0

2

Se

p-0

2

Ma

r-0

3

Se

p-0

3

Ma

r-0

4

DAYS

FR

EQ

UE

NC

Y

Page 4: ABT &  Frequency

DAILY MINIMUM FREQUENCY

47.00

47.50

48.00

48.50

49.00

49.50

50.00

Sep

-97

Mar

-98

Sep

-98

Mar

-99

Sep

-99

Mar

-00

Sep

-00

Mar

-01

Sep

-01

Mar

-02

Sep

-02

Mar

-03

Sep

-03

Mar

-04

DAYS

FRE

QU

EN

CY

Page 5: ABT &  Frequency

DAILY FREQUENCY FLUCTUATION

00.00

01.00

02.00

03.00

04.00

05.00

06.00

No

v-00

Feb

-01

May

-01

Au

g-0

1

No

v-01

Feb

-02

May

-02

Jul-

02

Oct

-02

Jan

-03

Ap

r-03

Jul-

03

Oct

-03

Jan

-04

Ap

r-04

DAYS

FL

UC

TU

AT

ION

Page 6: ABT &  Frequency

Eastern Regional Frequency Curve15TH AUGUST

47.00

48.00

49.00

50.00

51.00

52.00

53.00

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

Time ( Hr )

Freq

uenc

y ( H

z )

2003

2002

Page 7: ABT &  Frequency

28/08/2003Thursday

MAX : 50.61 Hz. At : 3:24:00 Hrs.MIN : 49.14 Hz. At : Hrs. AVG FREQ :49.93 MAX :(15 mins average)50.45HzSTD :0.23 FVI : 0.81 MIN :(15 mins average)49.49Hz

<48.0 >=48.0-48.5>=48.5-<49.0>=49.0- < 49.5 >=49.5 - < 50.0 >=50.0-<50.5 >=50.5-<51.0 >=51.0 - <51.5>= 51.5-<52.0> =520.00 0.00 0.00 4.76 53.44 39.97 1.84 0.00 0.000.00

DATE :

19:00:00

47

48

49

50

51

52

53

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

FREQUENCY & FREQUENCY DURATION CURVE

Page 8: ABT &  Frequency

47.00

48.00

49.00

50.00

51.00

52.00

53.00

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

STD : 0.17

Max : 50.32 HzMin : 49.34 Hz

FREQUENCY PROFILE FOR 31ST JANUARY,2004( SATURDAY )

Page 9: ABT &  Frequency

47.00

48.00

49.00

50.00

51.00

52.00

53.00

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

FREQUENCY PROFILE FOR 11ST FEBRUARY, 2004( WEDNESDAY )

STD : 0.18

Max : 50.28 HzMin : 49.02 Hz

Page 10: ABT &  Frequency

47

48

49

50

51

52

53

0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23

FREQUENCY PROFILE FOR 7TH MARCH, 2004

( SUNDAY )

STD : 0.21

Page 11: ABT &  Frequency

FREQUENCY COMPARISION

48.0

48.5

49.0

49.5

50.0

50.5

51.0

51.5

52.0

0:00 2:24 4:48 7:12 9:36 12:00 14:24 16:48 19:12 21:36 0:00

TIME

FRE

QU

EN

CY

26/1/04 26/1/03

FGMO SMOOTHEN THE WIDE FREQUENCY FLUCTUATION

PRE ABT REGIME WITHOUT FGMO

POST ABT REGIME WITH

FGMO

Page 12: ABT &  Frequency

FREQUENCY DURATION FROM APRIL- 2003 TO MARCH - 2004

48.0

48.5

49.0

49.5

50.0

50.5

51.0

51.5

52.0

0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100

% OF TIME

FREQ

UENC

Y ( H

Z )

Page 13: ABT &  Frequency

FREQUENCY PROFILE OF EASTERN REGION

0%

20%

40%

60%

80%

100%

1998

-99

1999

-00

2000

-01

2001

-02

2002

-03

2003

-04

YEAR

% A

GE

<48.5 48.5-49.0

49-51 51-51.5

>51.5

Page 14: ABT &  Frequency

Standard Deviation

00.00

00.10

00.20

00.30

00.40

00.50

00.60

00.70

00.80

00.9001.0001

-Jan

-03

01-F

eb-0

3

01-M

ar-0

3

01-A

pr-0

3

01-M

ay-0

3

01-J

un-0

3

01-J

ul-0

3

01-A

ug-0

3

01-S

ep-0

3

01-O

ct-0

3

01-N

ov-0

3

01-D

ec-0

3

01-J

an-0

4

01-F

eb-0

4

01-M

ar-0

4

DATE

ST

D