ML18283B220

August 1977 Monthly Operating Report

ML18283B220
Person / Time
Site:	Browns Ferry
Issue date:	09/09/1977
From:	Dewease J Tennessee Valley Authority
To:	Office of Nuclear Reactor Regulation
References
Download: ML18283B220 (27)

Text

U.S. NUCLEAR REGULATORY COMMISSION WRC FORM 195 12 7$ )

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NRC DISTRIBUTION FoR PART 50 DOCKET NIATERIAL DOCKET NUMBE FILE NUMBER MONTHL TO:

/LETTER gOR IGINAI, C}COPY OESCRIPTION 0 NOTO8 I2 E 0 UN C LASS IF I6 0 PROP INPUT FORM ENCLOSURE FROM:

EVA Chattanooga, Tn J

G Dewease OATE OF OOCUMENT 9-9-77 OATS RECEIVEO 9-14-77 NUMBER OF COPIES 86CEIVEO I

rue

'etter trans the foU.owing:

Month~ Report Nor August 197Z Plant 8o Component Operability 8e Availability.

This Report to be used in preparing Gray Book by Pland 5 Operations.

9p

] 4p PLAHT NAME:

Browns Ferry 1-3 9-14-77 S

N I

FORMATION FOR ACTION/

CC eg es INTERNALD RIBUTION oranc e

c 88 EXTERNALDISTRIBUTION CONTROL NUMBER NRC FORM 196 I2 7$ )

TENNESSEE VALLEYAUTHORITY Browns Ferry Nuclear Plant P. 0. Box 2000

Decatur, Alabama 35602 September 9, 1977 KmiGÃ7M%I >llMtmP7 Nuclear Regulatory Commission Office of Management Information and Program Control Washington, D. C.

20555 I

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Rt.CHIVE0 SEPip i977 ~

V.S<<s4VCLLER <<KUMTCXf <

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Gentlemen:

Enclosed is the August 1977 report on plant and component operability and availability for Browns Ferry Nuclear Plant units 1, 2, and 3.

Very truly yours, TENNESSEE VALLEY =".UTHORITY

. G. Dewease Plant Superintendent

Enclosures:

CC:

Director; Region II Nuclear Regulatory Commission

'Office'of Inspection and Enforcement 230 Peachtree

Street, NW Suite 818

Atlanta, GA 30303 (1'opy)

Director, Office of Inspection

& Enforcement Nuclear Regulatory Commission Washington, D. C.

20555 (10 copies)

OPERATING STATUS:

l.

Reporting Period:

~

DATE 9-7-77 COMPLETED BY:

Don Green TELEPHONE 205-729-8316 to 2400770831 UNIT NAME Browns Ferr I

Gross Hours in Reporting Period:

Max. Depend.

capacity (MWe-net) 1065 3.

Power Level to which restricted (if any):

4.

Reasons for restrictions (if any):

5.

Hours Reactor Was Critical 6.

Reactor Reserve Shutdown Hours 7.

Hours Generator On-Line 8 ~

Unit Reserve Shutdown Hours This Month 744 0

NIA Yr-To-Date Cumulative To Date 12.

Reactor Service Factor 13.

Reactor Available Factor 14.

Unit Service Factor 100 100 100 9.

Gross Thermal Power Generated (MWH) 1 979 323 10.

Gross Electrical Power Generated (MWH) 659 920 11.

Net Electrical Power Generated (MWH) 635 824 14 865 908 4 959 830 4 803 518

'5.6 100 94.4 3

4 10 10 24 46.8 61.8 45.6 100 94.4 77.4 77.4 Initial Criticality Initial Electrical Power Generation

'ommercial Operation 15'nit Availability Factor 16.

Unit Capacity Factor (using MDC) 80.2 17.

Unit Capacity Factor (using Design MWe) 80-2 18.

Forced Outage Rate 0"

4.9 19.

Shutdown

- schedu1ed to begin in next 6

months (state type, date and duration of each):

20. If shutdown at er 2 of report period, estimated date of startup:

21.

Plants in Test Status (prior to commercial operation)

Report the Following:

Forecast Achieved 45.6 35 '

35.6 50.9

121MIARY:

Unit operated at an aver'age load of 827 MWe REPORT MONTH August 1977 DATE COMPLETED BY Browns Ferr I 9-7-77 Don Green PLANT SHUTDOWNS NOR TYPE F"FORCED S-SCHEDULED DURATION HOURS REASON 1

METHOD OF SHUTTING DOWN THE REACTOR 2

COhfffENTS 26 770820

. Derated for recirc.

pump M-G;set maintenance.

(1) REASON!

(2) METHOD:

A-EqUIPNENI FAILURE (EXPLAIN)

A-NANUAL B MAINT) OR TEST

"..., B MAHUA C REFUELING SCRAM D-REGULATORY RESTRICTION C-AUTOMATIC'-OPERATOR TRAINING AND scam LICENS ING EXAMINATION F-ADMINISTRATIVE G OPERATIONAL ERROR (EXPLAIN)

UNI DATE Browns FerrIb7 I 9-3-77 COMPLETED BY DAILY UNIT POWER OUTPUT MONTH Au ust 1977 DAY 1

2 3

5 6

7 8

9 10ll 12 13 14 15 16 17 18 19 20 21 22 23 24 AVERAGE DAILY Mle-net 950 MGZ 917 912 899 780 820 860 866.

865 863 885 867 80'2 865 864 862 875 856 802 855 850 851 842 DAY 25 26 27 28 29 30 31*

AVERAGE DAILY Yle-net 850 842 831 823 822 825 827 Note:

Negative values indicate stat'n use when unit is oft line.

5

~

UNIT NAME Browns Ferr I ~

DATE 9-7-77 COMPLETED BY:

Don Green OPERATING STATUS:

TELEPHONE 205-729-8316 to 2400770831 N/A This Month Yr-To-Date 1.

Reporting Period:

Gross Hours in Reporting Period:

Max. Depend.

capacity (MWe-net) 1065

.3.

Power Level to which restricted (if any):

4.

Reasons for restrictions (if any):

Cumulative To Date 5.

Hours Reactor Was Critical 6.

Reactor Reserve Shutdown Hours 7.

Hours Generator On-Line 8.

Unit Reserve Shutdown Hours 744 9.

Gross Thermal Power Generated (MWH) 1 979 323 10.

Gross Electrical Power Generated (MWH) 659 920 11.

Net Electrical Power Generated (MWH) 635 824 14 865 908 4 959 830 4 803 518 3

4 10 248 6

12.

Reactor Service Factor 13.

Reactor Available Factor 14.

Unit Service Factor 100 100 100 95.6 100 94.4 46.8 61.8 45.6 94.4 77.4 77.4 Initial Criticality Initial Electrical Power Generation Commercial Operation 15.

Unit Availability Factor 100 16.

Unit Capacity Factor (using MDC)

.80.2 17.

Unit Capacity Factor (using Design Wee) 80.2 18.

Forced Outage Rate 0

4.9 19.

Shutdowns'scheduled to begin in next 6

months (state type, date and duration of. each):

e

20. If shutdown at eri of report period, estimated date of startup:

21.

Plants in Test Status (prior to commercial operation)

Report the Following:

Forecast Achieved 45.6 35 6

35.6 50.9

BÃI.RY:

Unit operated at an average load of 827 MMe REPORT MONTH August 1977 UNIT NAME DATE COMPLETED BY Browns Ferr I 9-7-77 Don Green PLANT SHUTDOWNS NO.

26

'ATE 770820 TYPE F"FORCED S-SCHEDULED DURATION HOURS REASON 1

liETHOD OF SHUTTING DOW THE REACTOR 2

COMMENTS Derated for reeirc.

pump M-G~set maintenance.

(1) REASON:

(2) METHOD:

A"EQUIPMENT FAILURE {EXPLAIN)

A MANUAL B-MAINT, OR TEST B"MANUA~

C REFUELING SCRAM D-REGULATORY RESTRICTION C

AUTOMATIC'"OPERATOR TRAINING AND SCRAM.

I LICENSING EXmINATION F"ADMINISTRATIVE G"OPERATIONAL ERROR (EXP LAIN)

UNI Brogans Ferry I DATE 9-3-77 COMPLETED BY DAILY UNIT POVER OUTPUT MONTH Au ust 1977 DAY 1

2 3

4 5

6 7

8 9

10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 AVERAGE DAILY Mfe-net 950

~Q 917 912 899 780 820 860 866.

865 863 885 867 802 865 864 862 875 856 802 855

'50 851 842 DAY 25 26 27 28 29

'30 31 AVERAGE DAILY O'Kle>>net 850 842 831 823 822 825 827 Note:

Negative values indicate station use when unit is oH line.

UNIT NAME rowns Ferr ZI DATE 9-7-77 OPERATING STATUS:

COMPLETED BY:

Don Green TELEPHONE 205-729-8316 1.

Reporting Period:

pppp7708p Gross Hours in Reporting Period:

3.

Power Level to which restricted (if any):

4.

Reasons for restrictions (if any):

to This Month N A Yr-To-Date

~ulative To Date.

6.

Hours Reactor Has Critical Reactor Reserve Shutdown Hours 679.32 64.68 5546.54 284.46 8 00 10658.64 7.

Hours Generator On-Line 8.

Unit Reserve Shutdown Hours 9.

Gross Thermal Power Generated (MWH) 663. 87 1,810,718 10.

Gross Electrical Power Generated (HUH) 591 810 5449.87 15 326 769 5 025 210 8515.60 21 967 2

7 203 600 11.

Net Electrical Power Generated (MHH) 12.

Reactor Service Factor

= 13.

Reactor Available Factor 14.

Unit Service Factor 573,060 91.3 100 89.2 4,876 203 95.1 100 93.4 6 993 989 40.5 89.1 38.8 16.

17.

18.

19 20.

Unit Availability Factor Unit Capacity Factor (using MDC)

Unit Capacity Factor (using Design MHe) 89.2

72. 3 72.3 93.4 78.5 78.5 Forced Outage Rate 10.8 6.5 Shutdowns scheduled to begin in next 6

- months (state type, date-and duration of each).

Xf shutdown at end of report period, estimated date of startup:

Plants in Test Status (prior to commercial operation)

Report the Following:

Forecast Achieved Initial Criticality Initial Electrical Power Generation Commercial Operation 38.8 29.9 29.9

58. 3

UMMARY:

Unit operated at an ave'rage load of 771 MWe DATE 9-7-77 COMPLETED BY.

Don Green UNIT NAME Brogans Ferr II REPORT MONTH PLANT SHUTDOWNS NO'ATE 27 770803 28 770811 29 770827'YPE F<<FORCED S-SC11EDULED DURATION HOURS

7. 07 73.06 REASON 1

A METHOD OF SHUTTING DOWN THE REACTOR 2

C C01 MENTS MDIV Closure APRM High Flux.

Derated for maintenance to recirc.

M-G seta.

,(1) RHAsoa>

(2) M.THOD:

A-EQUIPMENT FAILURE (EXPLAIN)

A-MAN I B MINT) OR TEST, ~

~~B~

C-REFUELING SCRAM AD-REGULATORY RESTRICTION C AUTOMAT E"OPERATOR TRAINING AND SCRAM

'ICENS ING EXAMINATION F-ADMINISTRATIUE G"OPERATIONAL ERROR (EXPLAIN)

DATE COMPLETED BT 9 7-77 Don Green DAILY UNIT POMER OUTPUT MONTH Au ust 1977 DAY DAILY NJe-net DAY AVERAGE DAILYMle-net

.2 3

~ ~

7 7

10 12 13 14 3S 16 17

'18 19 20 21, 22.

.23 1922

~34 929.

290 768 811 924'.

979

'86 985'96:

-7:

-7 396 494 599 708 785',

805 '\\

907 977 987 f

980 25 26 27 28-29 30 31

'000 900 898 975 998 999 Note:

Negative values indicate station use when unit is off line

UNIT NAME Browns Ferr II DATE 9-7-77 OPERATING STATUS:

COMPLETED BY:

Don Green TELEPHONE 205-729-8316 to N A This- -"~ulative Month Yr-To-Dat:e To Date l.,

Reporting Period:

0000770801 Gross Hours in Reporting 'Period:

(

- )~

3.

Power Level to which restrict:ed (if any):

. 4; Reasons for restrictions (if any):

5.

Hours Reactor Was Critical 6.

Reactor Reserve Shutdown Hours 7.

Houx's Generator On-Line 679. 32 64.68 284.46 10658.64 663;87 5449.87 8515.60 8.

9.

10.

Unit. Reserve Shutdown Hours Gross Thermal Power Generated (l%lH)

Gross Electrical Power Generated (MWH)

Net Electrical Powex'enerated (MWH).

Reactor Service Factor 15810,718 591 810 573,060 91.3 0

15 326 769 5 025 210 4,876 203 95.1' 21 967 2

7 203 600 6 993 989 40.5 13.

Reactor Available Factor 14.

Unit Service Factor 100

89. 2 100 93.4 89.1

'38.8 16.

17.

18.

j 19.

20.

89.2 93.4 78.5 6.5 Initial Criticality Initial Electrical Power Generation'ommercial Opexation Unit Availability Factor Unit Capacity Factor (using MDC) 72 ~ 3 Unit Capacity Factor. (using Design MWe) 72.3 78.5 Forced Outage Rate 10.8 Shutdowns scheduled to begin in next 6

months (state type, date and duration of each):.

If shutdown at end of report pexiod, estimated date of startup:

Plants in Test Status (pxior to commercial operation)

Report the Following:

Forecast Achieved 38.8 29.9 29.9 58.3

PRIMARY:

Unit operated at an av'erage load of'71 MWe REPORT MONTH DATE 9-7-77 COMPLETED BY Don Green'NIT NAME Brogans Ferr TI PLANT SHUTDOWNS NO.

DATE 27 7/0803 28 770811 29 770827 TYPE F"FORCED S "SC}IEDULED DURATION HOURS

7. 07 73.06 REASON 1

METHOD OP SHUTTING DOW THE REACTOR 2

C COMMENTS MSIV Closure APRM High Flux.

Derated for maintenance to recirc.

M-G sets.

, (g) ~OOMPH A-EQUIPMENT PAILURE (EXPLAIN)

B-MAINT~ OR TEST C"REFUELING

-D-REGULATORY RESTRICTION E"OPERATOR TRAINING AND LICENSING EXAMINATION F-ADMINISTRATIVE G-OPERA'gIONAL ERROR (EXPLAIN)

(R) METHOD!

A MANUAL C-AUTOMAT SCRAM '

DAT COMPLETED BY, 9-7-77 Don Green DAILY UNIT POWER OUTPUT MONTH Au ust 1977 DAY AVERAGE DAILYNle-net AVERAGE DAILYMle-net

.2 6

I 7

8 9

10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

~34 929 290 768 811 924':

979 986 985

'96:.

-7:

-7 396 599 706 789 805 I

, 907 977 987 980 25

?6 27 28 29 30 31 1000 900 898 975

'98 999

~.

Note:

Hegative values indicate station use when unit is off line.

UNIT N&E Browns Ferr III.

DATE COMPLETED BY:

Don Green TELEPHONE 205-729-8316 to 2400770831 OPERATING STATUS:

N A This-

-"~ulative Month Yr-To-Date To Date 1.

Reporting Period:

00007708'01 Gross Hours in Reporting Period:

Max. Depend.

capacity (MWe-net) 1065 3.

Power Level to which restricted (if any):

4.

Reasons for restrictions (if any):

5.

Hours Reactor Was Critical 6.

Reactor Reserve Shutdown Hours 7.

Hours Generator On-Line 740.98 438.72 3827.71 438'.72 3827.71

74li, 3976.28 3976.28 8.

.Unit Reserve Shutdown Hours 9.

Gross Thermal Power Generated (Mt%)

10.

Gross Electrical Power Generated (MWH) 11.,Net Electrical Power Generated (MK) 12.

Reactor Service Factor 13.

Reactor Available Factor 0

2,258,455 727%790 705,412 100 100 3, 393,572 90.1 100 3,393,572 90.1 100 0

10,903,275 10,903,275 3,508,710 3,508,710 14.

Unit Service Factor 99.6

86. 7.

86.7 16.

17.

18.

20.

99.6 86.7 89.0 13.3 Initial Criticality Initial Electrical Power Generation Commertial Operation Unit Availability Factor Unit Capacity Factor (using MDC)

89. 0 72 ~ 2 Uni.t Capaci,ty Factor (using Design hVe)

Forced Outage Rate Shutdowns scheduled to begin in next 6

months (state type, date.and duration of each)

If shutdown at end of report period, estimated date of startup:

Plants in Test Status (prior to commercial operation) Report the Followin":

Forecast Achieved 86.7 72.2 72.2 13.3

0

QMliRY:

Unit operated at an average load of 948 Mme REPORT MONTH UNIT NAME Brains Per III 9-7-77 DATE COMPLETED BY Don Creen PLANT SHUTDOWNS NO.

34 35 DATE 770801 770803 TYPE

,F"FORCED S-SCHEDULED DURATION HOURS

3. 02 REASON 1

METHOD OF SHUTTING DOLPH THE REACTOR 2

B COMMENTS Maintenance to recirc.

valve>FCV-68-'23 I

Derated due to high condenser back pressure

, (I) REASON:

A-EQUIPMENT FAILURE'EXPLAIN)

B-MAINT, OR TEST C-REFUELING D-REGULATORY RESTRICTION E-OPERATOR TRAINING AND LICENSING EXAMINATION F-ADiMINISTRATIVE 6"OPERATIONAL ERROR (EXPLAIN)

(2) METHOD:

A-MANUAL B MANUAL S

C"AUTKTJ SCRAM

UNIT DATE~

COMPLETED BY Hrowns l'erry lax

~

9-7-77 Don Green DAILY UNIT POWER OUTPUT MONTH Au ust 1977 DAY 1

2 3

4 5

6 I

7 8

9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 AVERAGE DAILY Mle<<net 464 850 798 922

'94 979 961'.

971 I 976

.'86'88:

1015:

997 90 9,

987 990 1005 992',

956 4

. 985 992 1002 I

992 DAY 25 26 27 28 29 30

~ 31 AVERAGE DAILYMle-net KQ~2

~98 955 945 960 919 917 Note:

Negative values indicate stati~

use when unit is off line

COMPLETED BY Browns Ferry III 9-7-77 Don Green DAILY UNIT POWER OUTPUT MONTH Au ust 1977 DAY

.2 3

9 10 11 12 13 14 15 16 17 18 19 20 21 22

~ 23 24 AVERAGE DAILY Mle-net 464 850 798 922 994 979 961'.

971

976, 986'88:,

1013:

997 90$

999 957 9'70

'1005 992',

956 i 985 992 1002 992 25 26 2?

28 29 3D

- 3X AVERAGE DAILY Ale-net LQQZ

~8 955 945 960 919 917 Note:

Negative values indicate stat. cn use vhen unit is oui line.

UNIT N&K Brawns Ferr III~

DATE 9-7-77 OPERATING STATUS:

1.

Reporting Period:

0000770801 Gross Hours in Reporting Period:

COMPLETED BY:

Don Green TELEPHONE 205-729-8316 to 2400770831

• "'"'ax.

Depend.

capacity (le-net) 1065 3.

Power Level to which restricted (if any):

4.

Reasons for restrictions (if any):

5. 'ours Reactor Has Critical 6.

Reactor Reserve Shutdown Hours 7.

Hours Generator On-Line 8.

Unit Reserve Shutdown Hours 740. 98 0

3827.71 3827.71 This-'

-~ula tive Month Yr-To-Date To Date 744 3976. 28 3976. 28 0

438. 72 438. 72 9.

Gross Thermal Power Generated (NK) 10.

Gross Electrical Power Generated (HMH) ll.

Net Electrical Power Generated (Mt%)

2,258,455 727%790 705,412 3,508,710 3, 393,572 3,508,710 3,393,572 10,903,275 10,903,275 12.

Reactor Service Factor 13.

Reactor Available Factor 14.

Unit Service Factor 100 100 99.6 90.1 100 86.7 90.1 100 86.7 86.7 99.6 72.2 72.2 72.2 72 ~ 2 Initial Criticality Initial Electrical Power Generation Commercial Operation

..15.

Unit Availability Factor

86. 7 16.

Unit Capacity Factor (using MDC) 17.

Unit Capacity Factor (using Design NWe) 18.

Forced Outage Rate 0.4 13.3 13 '

19.

Shutdowns scheduled to begin in next 6

months (state type, date and duration

~

of each)

\\

20. If shutdown at. end of report period, estimated date of startup:

21.

Plants in Test Status (prior to commercial operation)

Report the Following:

Forecast Achieved

UtRf.RY:

Unit operated at an average load of 948 MPe

~

/

REPORT MONTH DATE'-7-77 COMPLETED BY Don Green UNIT NAME Browns Ferr IIT PLANT SHUTDOWNS NO.'ATE 34 770801 35 770803 TYPE F-FORCED S-SCHEDULED F

DURATION HOURS

3. 02 REASON 1

B METHOD OF SHUTTING DOMH THE REACTOR 2

B COMMENTS Maintenance to recirc. valve> FCV-68-23 I

Derated due to high condenser b'ack pressure

~ (1) REASON:

(2) METHOD:

A EQUIPMENT FAILURE (EXPLAIN)

A MANUAL S-MAIET, OR TEST

~

~S-RAlghlL C-REFUELING s

~ D-REGULATORY RESTRICTION C AUTOMAT:

E"OPERATOR TRAINING AND SCRAM

'ICENSING EXAMINATION F-ADAMINISTRATIVE G-OPERATIONAL ERROR (EXPLAIN)

UNIT Browns Ferry LI.I 9>>7-77 COMPIZTED BY Don Green DAILY UNIT POWER OUTPUT

'ONTH Au ust 1977 DAY

.2 3

I 7

9 10 11 12'3 14 1,5 16 17 18 19 20 21 22

. 23 24 AVERAGE DAILY Mle-net 464 850 798 922 994 979 961'71t 976 986'88:

1015:

997+

987 9'70 1006 992',

956 4

985 992 I,

1002 f

992 DAY 25 26 27 28 29 30 31 AVERAGE DAILYMfe-net LQQ~2

~8 955 945 960 919 917

~.

Note:

Negative values indicate s"ation use @hen unit is ofz line 9