ML18283A421

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Forwards May 1977 Monthly Operating Report for Browns Ferry Units 1, 2, and 3
ML18283A421
Person / Time
Site: Browns Ferry  Tennessee Valley Authority icon.png
Issue date: 06/13/1977
From: Green H
Tennessee Valley Authority
To:
Office of Nuclear Reactor Regulation
References
Download: ML18283A421 (25)
v • d • e


Text

NRC;FORM 195 I2i7$) S'O-i 5<<r.

U.S. NUCLEAR REGULATORY COMMISSION DOCKET NUMBER FILE NUMBER NRC DISTRIBUTION FQR PART 50 DOCKET MATERIAL MONTHl'Y FROM: DATE OF DOCUMENT Tennessee Valley Authority 6/13/77 Ne Ro Co Decatur, Ala. DATE RECEIVED Hi J Green 6/20/77 ETTE R 0 NOTOR IZ E D PROP INPUT FORM NUMBER OF COPIES RECEIVED ORIGINAL GkR C LASS I F I E D Cl'co< v DESCRIPTION ENCLOSURE ter trans the following! Month~ Report for Plant & Component Operability & Availability.

This Report to be useIl in preparing Gray Book ACXW%>>8>> by Planh & Operations.

[QG NOT RZMOVZ (1B-i) 1 PEANUT NAME:

Brogans Ferry Units 1-2-3 R JL 6/20/77 FOR ACTION/INFO RMATI ON MIPC & CXS FOR CTI N INTERNAL D ISTRI BUTION eg nc e C SS7i EXTERNAL DISTRIBUTION CONTROL NUMBF R 77$ 71007S NAC FOAM I9S I2.78I

lp e TENNESSEE VALLEY AUTHORITY Browns Ferry Nuclear Plant 4 P. O. Box 2000 Decatur, Alabama 35602 rgb ~ 8 Nuclear Regulatory Commission Office of Management Information flglllilNM70gggpg~o

+o Enclosed is the May 1977 report on plant and component operability and availability for Browns Ferry Nuclear Plantt units 1, 2, and 3.

Very truly yours, TENNESSEE VALLEY AUTHORITY

. J. Green 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 copy)

Director, Office of Inspection & Enforcement Nuclear Regulatory Commission Washington, D. C. 20555 (10 copies)

~

l4 ~

NAME Browns rry I DATE 6/7/77 COMPLETED BY: Harold Walls OPERATING STATUS: TELEPHONE 729-6846 Reporting Period: to 2400770531 Gross Hours in Reporting Period: 744

2. Currently Authorized Power Level MWt MWe-net 1065 Max. Depend. capacity (MWe-net)

" 3. Power Level to which restricted (if any): N/A

4. Reasons for restrictions (if any): This ~ulative Month Yr-To-Date ~

To Date .

5;., Hours Reactor Was Critical 744 3,380.39 . 10,474.9

6. Reactor Reserve Shutdown Hours 0 242.61 4,033.95 7~ Hours Generator On-Line 744 3 p322 ~ 31 10,148.1
8. Unit Reserve Shutdown Hours 0 0 0 9.. Gross Thermal Power Generated (>AH) 2,174,578 9,107,962 25,887,872
10. Gross Electrical Power Generated (MWH) 3,054,280 8,662,230 lj.. Net Electrical Power Generated (KK) 703,440 2,969,609 8,414,694
12. Reactor Service Factor 100 93. 3 42.2
13. Reactor Available Factor 100 100 58.4 1'4. Unit Service Factor 100 91.7 40.9
15. Unit Availability Factor 100 91,7 40.9
16. Unit Capacity Factor (using MDC) 88.8 77.0 31.8
17. Unit Capacity Factor (using Design MWe) 88.8 77.0 31,8
18. Forced Outage Rate 0 7+2 55.7
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:

23.. Plants in Test Status (prior to commercial operation) Report the Following:

Forecast Achieved Initial Criticality

.Initial. Electrical Power Generation Commercial Operation y

Ay

Utul/;RY; UIllT NAIVE Drowns Ferry' DATE 6/7/77 Unit operated at an average load of 977 MWe COMPLETED BY Harold Walls REPORT MONTII PLANT SHVTDOWIS TYPE IIETHOD OF F"FORCED DURATION SIIUTTING DOWN
0. DATE. S"SCHEDULED 110URS REASON 1 THE REACTOR 2 COMIENTS 12 770514 Derated for recerc. pump maintenance.

(1) REASON: (2) METHOD:

h"HQUIPHENT FAILURE (EXPLAIN) A "IlhNUAL B"llhINT, OR TEST B-IIANVAL i.

C-REFUELING SCRAM D-REGULATORY RESTRICTION C "AUTOMATIC E-OPERATOR TRAINING AND S CRANIA LICENSING EXAMINATION F"ADMINISTRATIVE G"OPERATIONAL ERROR I

(EXPLAIN)

DATE COMPLETED BY Ted Thorn, J. Steele DAILY UNIT PGt3ER OUTPUT May 1977 DAY AV a.C E DAILY Ã3e-net DAY A~P7 OE DAIIY ><re 1 879 25 1023 2 928 26 1019 1047 27 1024 1022 28 896 1029 29 1079 5

1069 30 936 1050(E) 31 1008 1

962 i 9'0 1020

-1029 12 1058 j 13 1040 14+ 528 15 ~542 16 598" 17 714f

. 18 En!

19 950 ),

20. 1002 21 1035 1028 23 1038 1024

.24 Note: Ne~eti.qe -.a1ue.- $.ndicate station use when unit is o 2 Linc.

F (E) ~ estimate I

I I

UNIT NAME Brown erry II DATE 6/7/77 COMPLETED BY: Harold Walls OPERATING STATUS: TELEPHONE 729-6846 1~ Reporting Period'000660501 to 2400770531 Gross Hours in Reporting Period: 744

2. Currently Aut'horized Power Level MWt e-net Max. Depend. capacity (MWe-net)
3. Power Level to which restricted (if any): N/A
4. Reasons for restrictions (if any): This Cumulative Month Yr-To-Date To Date
5. Hours Reactor Was Critical 728.43 3,409.39 6,763.21
6. Reactor Reserve Shutdown Hours 15.57 213.61 10,587.79
7. Hours Generator On-Line 700.48 3,329.62 6,395.35 Unit Reserve Shutdown Hours 0 0
9. Gross Thermal Power Generated (MWH) 1,959,701 9,538,757 16,179,218
10. Gross Electrical Power Generated (MWH) 642,880 3,140,680 5,319,070 Net Electrical Power Generated (MWH). 622,017 3,056,145 5,173,931:
12. Reactor Service Factor 97.9 94.1 34.2
13. Reactor Available Factor 100 100 87.8
14. Unit Service Factor ~
94. 2 91.9 32.4

, 15; Unit Availability Factor 94.2 91.9 32.4

16. Unit Capacity Factor (using MDC) 78.5 79.2 24.6 ~
17. Unit Capacity Factor (using Design MWe) 78;5 79 2-" -. -- 24 6

'8.

Forced Outage Rate 5.8 8.1 64.9

19. Shutdowns scheduled to begin in next 6 months (state type, date and duration I

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 Initial Criticality Initial..Electrical Power Generation Commercial Operation

L I VHI IVORY: UNIT NAME Brogans Ferrg II DATE 617I77 ~ ~

.Unit operated at an average load of 918 MWe. COMPLI',THD BY Harold Walls REP)RT MONTH Max 1977 I

I PLANT SIIUTDOWNS I

I TYPE METHOD OF F-FORCED DURATION SHUTTING DOWN DATE S"SCIIHDULHD HOURS REASON 1 THH REACTOR 2 COI IIIENTS

10. 770503 ' 24.78 Scram during performance of SI:.

I I

11. 770522 F 18.73 A Flux .spike during recirc. pump start.

i'ANNUAL (1) REASON: ":) IP. TIIOD:

A-I;(/UXPIFHT FAILURE (F A- .Kt:UAL OR EST.- " "~LAI-'-IIAINT, B -I C-RHI'VHLXnG D-RHCULA'I'ORY RESTRICTION H-OPI'.RATOR TI INXNG AND SCRAII C-AUTOaST$ (:;

SCRAM LICENSING XhMINATION F-AD?IXBXSTRA XVH G-OPI'.RATXONAT. HRROR (HXPLAXN

Browns Ferry II DATE 6/7/77 COMPLETED BY Harold Walls h

DAILY U."iIT PO!;" t OUTPUT ANTH N y 1977 AV PACE DAILY Kle-net DAY A~P h.QE DA IL2 529 25 945 548 26 1024 J 3 272 27 1029 158 28 983 417 29 .1095 569 928 30 708 1080

....31.

841 8

875 9

987 10 1021 12 1031 13 1048 1028 14 1018 15

'16 - 1043

'. 17 . 1007 I '.18 1037 '.

19 1063 20.

1000 982 21 178 585 23 825

.24 Note, ~ Ne49at ice ' lueo indicate station use when unit is of line.

UNIT N&fE Brown erry III DATE COMPLETED BY: Harold Walls 0 ERATING STATUS: TELEPHONE 729-6846 1 Reporting Period: to 2400770531 Gross Hours in Reporting Period: 744 2'urrently Authorised Power Level MWt MWe-net Max. Depend. capacity (MWe-net)

3. Power Level to which restricted (if any): NA
4. Reasons for restrictions (if any): This Cumulative Month Yr-To-Date- To Bate
5. Hours Reactor Was Critical 698.38 2,020.18 2,020.18
6. Reactor Reserve Shutdown Hours 45.62 186.82 186.82
7. Hours Generator On-Line 674.72 1,964.15 1,964.15 0
8. Unit Reserve Shutdown Hours
9. Gross Thermal Power Generated (MWH) 1~880~784 5,638,584 5,638,584
10. Gross Electrical Power Generated (MWH) 606,560 1,854,340 1,854,,340
11. Net Electrical Power Generated (MWH) 585,195 1,798,061 1,798,061
12. Reactor Service Factor 93. 9 91.5 91.5 100 100 100
13. Reactor Available Factor Unit Service Factor 90.7 89.0 89.0 14.

90.7 89. 0

15. Unit Availability Factor 76.5 76.5
16. Unit Capacity Factor (using MDC) 73.9 76.5 76.5
17. Unit Capacity Factor (using Design MWe) 9.3 11.0
18. Forced Outage Rate
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 Initial Criticality Initial...E'Lectrical Power Generation Commercial Operation

I ~

1 III b

Nba e'yS

>Ut@4)IIX t UNIT Drowns Fera'y I

DATE 6 7 77 Unit operated at an average load of 899 MWe.

COMPLETED BY ilarold Walls REPORT MONTH PLANT SHUTDOWNS TYPE hII'TIIOD OF F-FORCED . ~

DURATION I S}IUTTINC DOWN 0 4 DATE S-SCIIEDULED HOURS REASON 1 THE REACTOR 2 COhlhlENTS
10. 770501 1.75 Leaking relief valve 770510 34.65 MSIV isolation during SI
12. 770515 21,43 Turbine Trip
13. 770524 11.45 B Sensing line inadvertently. bumped L

r.

4 (1) REASON: (2) METIIOD:

A-Eg UIPhIENT FAILURE (EXPLAIN) h-I &ANNUAL B<<MAINT, OR TEST B-IIANUhL C>>REFUELING SCRAhl D"REGULATORY RESTRICTION C"AUTOMATI(:

E"OPERATOR TRAINING AND SCRAM LICENSING EXAMINATION F-ADMINISTRATIVE G"OPERATIONAL ERROR (EXPLAIN)

UNIT . rowns Ferr III DATE /7/77 COMPLETED BY Harold Walls DAILY UNIT PO!"ER OUTPUT MONTH May 1977 DAY AVENGE DAILY M77e-net- DAY AVERAGE DAILY ~4"..?e-ne 400 25 519 750 26 864 747 27 926 3

970 28 954

.1005 29 1011 5

1004 30 868 6

1056 31 1005 7

1045 8

812 9

10 396 27 12 470 13 . 610 14 743 15 364 16 348 17 729 "18 19

" '9'~2 20 ~94 21 1000 22 992 23 1026 24 579 Note: Negative values indicate station use when unit is off line.

UNIT NA~P. Browns rry I DATE 6/7/77 COMPLETED BY: Harold Walls OPERATING STATUS: TELEPHONE 729-6846

1. Reporting Period: to 2400770531 Gross Hours in Reporting Period: 744
2. Currently Authorized Power Level MWt. Kfe-net 1065 Max. Depend. capacity (i@le-net)
3. Power Level to which restricted (if any): N/A Reasons for restrictions (if any):
4. ThiG ~ulative Month Yr-To-Date ~

To Date.

5. Hours Reactor Was Critical 3,380.39 . 10,474. 9
6. Reactor Reserve Snutdown Hours 0 242.61 4,033.95
7. Hours Generator On-Line 744 3 y 322 A 3 1 10,148.1
8. Unit Reserve Shutdown Hours 0 0 0
9. Gross Thermal Power Generated (M&) 2,174,578 ,9,107,962 25,887,872
10. Gross Electrical Power Generated '(HUH) 726,960 3,054,280 8,662,230 ll. Net Electrical Power Generated (K/H) 1 703,440 2,969,609 8,414,694
12. Reactor Service Factor 100 93.3 42.2
13. Reactor Available Factor 100 100 58.4 14.

15.

Unit Service Factor Unit Availability Factor .

Unit Capacity Factor (using MDC);

j

'00 100 88.8

91. 7 91.7 77.0
40. 9 40.

31.8 9

16.

17. Unit Capacity Factor (using Design J Mle) 88.8 '7.0 31,8
18. Forced Outage Rate- 0 742 55.7 1
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:

23.. Plants in Test S'tatus (prior to commercial opezation) Report the Following:

Forecast Achieved Initial Criticality Initial Electrical Power Generation Commercial Ope~ztion

s VIIIJAI<Y; UNIT NAIg,'rowlla Ferry' DATE 6/7/77 Unit operated at an average load of 977 MWe COMPLETED BY Harold Walls REPORT MONTH May PLANT SHUTDOWNS TYPE IIETHOD OF F-FORCED DURATION SIIUTTING DOWN S-SC11EDULED HOURS REASON l THH REACTOR 2 COIRIENTS 12 770514 Derated for recorc. pump maintenance.

(1) REASON: (2) IKTIIOD:

A-HQUIPyIHNT FAILURE (EvPLAI~ I) A-IQNUAL B"HAINT, OR TEST, - ~ '-IIANUAL

~ P

~ C-REFUELING D-RHGQLh TORY RESTRICTION "OPERATOR TRAINING AND SCRAII C<<AUTOMATIC' SCRAM LICENSING EXAMINATION F<<ADMINISTRATIVE G-OPERATIONAL ERROR (EXPLAIN) 1

~ ~

4'L L g

'/' Qgg J 474. VW 440 J,

/ i DATE Cpp~LETED gY Ted Thorn, J. Steele DAILY U41IT PO7KR OUTPUT May 1977 DAY AVEP4QE DAILY KJe-net DAY AVERAGE DAILY 3".?e-ne" 879 25 1023 928 26 1019 1047 27 1024 3

1022 28 896 4

1029 29 2079 1069 30 936 6

1050(8) 31 1008 1062 962 1020 48 t c

10

-1029 4

12 1058 t

1040 528 542 16 '98 17 714

/ '. 18 821 19 950

20. 1002 21 1035

..22 1028 23 1038 1024

.24 Note: Neoa9ive;3-"..1ues- indicate station use when unit is o linc.

'I (E) est'mate I

1 1

e ~ ~

~

NAME Brown erry II DATE 6/7/7 COMPLETED BY: Harold galls OPERATING STATUS: TELEPHONE 729-6846 1 Reporting Period: 0000660501 to 2400770531 Gross. Hours in Reporting Period: 744

2. Currently Authorized Power Level ><lgt Mwe-net Max. Depend. capacity (Kle-net)
3. Power Level to which restricted (if any): N/A
4. Reasons for restrictions (if any): This Cumulative Month Yr-To>>Date To Date
5. Hours Reactor Has Critical 728.43 3,409.39 6,763.21
6. Reactor Reserve Shutdown Hours 15.57 213.61 10,587.79
7. Hours Generator On-Line 700.48 3,329.62 6,395.35 0~ Unit Reserve Shutdown Hours . 0 0 0
9. Gross Thermal Power Generated (MgH) 1,959,701 9,538,757 16,179,218
10. Gross Electrical Power Gecerared (EGH) 642,880 3,140'80 5,319,070 Net Electrical Power Generated (MWH).

I 622,017 3,056,145 5,173,931'4.2 J

12. Reactor Service Factor 97.9 94. 1
13. Reactor Available Factor 100 100 87.8
14. Unit Service Factor ~
94. 2 91.9 32.4 fl

, 15; Unit Availability Factor 94.2 91.9 32.4 If

16. Unit Capacity Factor (using MDC) 78.5 79.2 24.6
17. Unit Capacity Factor (using Design Mge) 79.2- -. -" - . 24.6

. 18. Forced Outage Ratel 5.8 8.1 64. 9

19. i Shutdowns scheduled to begin in,next 6 months (s ta te type, date and d:iration

'of each):

l

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

21. Plants in Test Status (prior to commercial operation) Repoxt the Foll"wing:

I ~

Forecast Achieved Initial Criti'cality Initial Electrical Power Genexat'on Co~+ercial Opec ~

tion I~ ~

1

I i ~

1Ul.Q II~EX: UNIT NAM, Browns Ferrg XI DATE, 6/7/77 ~ ~

.Unit operated at an average load of.918 MWe. COHPLETHD BY Harold Walls REPORT 11ONTH Haj 1977 I

I PLANT SHUTDOWNS TYPE HHTHOD OF F-FORCED DURATION S11UTTXNG DOWN

<0 ~ DATE S"SCHEDULED HOURS REASON 1 THE REACTOR 2 CO'111HNTS

10. 770503 24.78 C Scram during performance of SI.
11. 770522 18.73 C Flux s pike during recirc. pump start.

(I) RHAsON: '.) MET!IOD:

A-HqUIP11"NT FAXLUaE (HXPLAI A-1 ~DUVAL B<<llAINT, OR 'HST B-l i'ANNUAL C-RHFUEI.ING scahil D-REGULATORY RHSTRICTIOil C-AUTOHATIC; E "OPERATOR T INDlG AND SCam LICHNS XNG ZAHINATION F-AD11XNISTRA XVE G-OPI',RATIONAL ERROR (HXPIAIHI

Browns Ferry II DATE 6/7/77 CO>PLETED BY Harold Mails DAILY U4iIT PO'.~2;Z OUTPUT

. ANTH ~y 1977 DAY AVERAGE DAILY F.le-net DAY A~Pwl E D,4,TTt 7~57e 529 25 945 2

548 26 1024 4 272 27 1029 3

158 28 983 417 29 .1095 569 928 30 708 1080 31 841 875 987 10 1021 12 1031 1048 13 1028 14 1018 15

'16 1043

'." 17 . 1007

. 18 1037

'. 1063 19 1000 5,, ~ 20.

982 21 178 585 23 825

.24 Note.-. Mq~ati3Ie;--",lue~ indicate station use when unit is of line.

UNIT N&fE err III DATE COMPLETED BY: Harold Walls

'I 0 ERATING STATUS: TELEPHONE 729-6846 1 Reporting Period: to 2400770531 Gross Hours in Reporting Period: 744 2'urrently Authorized Power Level MWt MWe-net 1065 Max. Depend. capacity (MWe-net)

3. Power Level to which restricted (if any): NA
4. Reasons for restrictions (if any): This Cumulative Month Yr-To-Date To Late
5. Hours Reactor Was Critical 698.38 2,020.18 2,020.1.8
6. Reactor Reserve Shutdown Hours 45.62 186.82 186.82
7. Hours Generator On-Line 674.72 1,964.15 1,964.15
8. Unit Reserve Shutdown Hours 0 0 0
9. Gross Thermal Power Generated (MWH) 1,880,784 5,638,584 5,638,584
10. Gross Electrical Power Generated (MWH) 606,560 1,854,340 1,854,340 ll. Net Electrical Power Generated (MWH) 585,195 1,798,061 1,798,'061
12. Reactor Service Factor 93.9 91.5 91.5 Reactor Available Factor 100 100 100 g

1'4 . Unit Service Factor'i 90.7 89.0 89.0 Unit Availability Factor 89.0 89.0 Unit Capacity Factor (using MDC) 76.5 76.5 Rate.'.3 16.

I 73.9 76.5 76.5

17. Unit Capacity Factor (using Design MWe)
18. Forced Outage 11.0 11.0
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:

I Forecast Achieved Initial Criti'cality Initial Electrical Power Generation Commercial Oper~tion

>NQll'RY:

Unit operated at an average

,v 9g> '

W i'NIT DATE NAME Browns 6 7 77 Fe&y III P COMPLETED BY Harold Walls load of 899 MWe.

REPORT MONTH I

PLANT SHUTDOlAlS TYPE tKTHOD OF F-FORCED . DURATION SHUTTING DOWN NO. DATE S"SCHEDULED HOURS REASON' THH PZACTOR 2 COMIENTS

10. 770501 1.75 Leaking relief valve 770510 34.65 MSIV isolation during SI
12. 770515 21.43 Turbine Trip
13. 770524 11.45 Sensing line inadvertently. bumped (1) REASON: (2) METllOD:

A-EQUIPMENT FAILURE (EXPLAIN) h-l ANNUAL B-MAINT, OR TEST B-lfANUAL C-REFUELING SCRAM D-REGULATORY RESTRICTION C-AUTOMATIC E-OPERATOR TRAINING SCRAM EXAMINATION AND'ICENSING F-ADMINISTRATIVE G"OPERATIONAL ERROR (EXPLAIN) !

i%IT, owns Fer III DATE 6/7/77 COMPLETED BY Harold Walls DAILY UNIT PO'R OUTPUT MONTH May 1977 DAY AVERAGE DAILY M':.7e-net DAY AVERAGE DAILY '.";:?e-net 400 25 519 750 26 864 3 747 27 926 4 970 28 954 5 1005 29 1011 6 1004 30 868 7

1056 31 1005 8 1045 812 9

10 396 27 470 13 . 610 14 743 15 364 348 17 729 18 Q52 19 999 20 949 21 1000 22 992 23 1026 24 579 Note: Negative values indicate station use c;hen unit is off line.

~*

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