ML18283B224
| ML18283B224 | |
| Person / Time | |
|---|---|
| Site: | Browns Ferry  |
| Issue date: | 06/13/1977 |
| From: | Green H Tennessee Valley Authority |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| Download: ML18283B224 (24) | |
Text
NRC:FORM 195 (2i7Bj V.S. NUCLEAR REGULATORY COMMISSION DOCKET NUMBER So-x5%
a.~a n4 NRQ DtSTRIBUTION FoR PART 50 DOCKET MATERlAL FILE NUMBER MONTHLY TO".
N, R Co I
FROM:
Tennessee Valley Authority
- Decatur, Ala.
H J
Green DATE OF DOCUMENT 6/13/77 DATE RECEIVED 6/20/77 EZTE R 56R IGINAI QCOPY 0NOTORIZEO GkRC LASS I F I E D PROP INPUT FORM NUMBER OF COPIES RECEIVED s/c~~
DESCRIPTION
- er trans the following:
i $0 gQP REgQ~f ENCLOSU RE Month~ Report Zor Plant 5 Component Operability 5 Availability.
This Report to be used in preparing Gray Book by Planh h Operations.
- ygggGED~
(1-P)
PZQIT NAME'rowns Ferry Units 1-2-3 RJL 6/20/77 (18>>8)
I
& CXS R
CTI N FOR ACTION/INFORMATION INTERNALDISTRIBUTION nc e
4 C SSC EXTERNALDISTRIBUTION CONTROL NUMBER 771.71007~>>
NRC FOAM 19II f2.7II)
~ 4 TENNESSEE VALLEYAUTHORITY Browns Ferry Nuclear Plant P.
O. Box 2000
- Decatur, Alabama 35602 June 13, 1977 Nuclear Regulatory Commission Office of Management Information Washington, D.
C.
20555 Gentlemen:
I TENNESSEE VALLEY AUTHORITY Very truly yours, Enclosed is the May 1977 report on plant and component operability and availability for Browns Ferry Nuclear Plant units 1, 2, and 3.
. 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 6 Enforcement Nuclear Regulatory Commission Washington, D.
C.
20555 (10 copies) t I
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UNIT NAME Browns DATE 6/7/77 COMPLETED BY:
Harold Walls TELEPHONE 729-6846 to 2400770531 MWe-net N/A This Month Yr-To-Date OPERATING STATUS:
1.
Reporting Period:
Gross Hours in Reporting Period:
744 2.
Currently Authorized Power Level MWt Max. Depend.
capacity (MWe-net) 3.
Power Level to which restricted (if any):
4.
Reasons for restrictions (if any):
~ulative
- To Date.
5.
Hours Reactor Was Critical 6.
Reactor Reserve Shutdown Hours 744 0
242.61 4,033.95 3,380.39 10,474. 9 7.
Hours Generator On-Line 8.
Unit Reserve Shutdown Hours 9.
Gross Thermal Power Generated (MWH) 10.
Gross Electrical Power Generated (MWH) 11.
Net Electrical Power Generated (ER)
. 12.
Reactor Service Factor 13.
Reactor Available Factor 14.
Unit Service Factor 744 0
2,174,578 703,440 100 100 100 3.322 '1 9,107,962 3,054,280 2,969,609
- 93. 3 100 91.7 10,148.1 0
25,887,872 8,662,230 8,414,694 42.2 58,4 40.9 100 77.0 77.0 Initial Criticality Initial, Electrical Power Generation, Coaqnercial Operation 15.
Unit Availability Factor 91.7 16.
Unit Capacity Factor (using MDC) 88.8 17.
Unit Capacity Factor (using Design MVe) 88.8
~ 18.
Forced Outage Rate 0
7 ~ 2 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 40.9 31.8 31.8 55.7
'UNIfI;RY:
Unit operated at an average load of 977 MWe I ~
<<y<<
DATE 6/7/77 COMPLETED BY Harold Walls UNIT NA1qp Browns Ferry' RFPORT MONTH PLANT SHUTDOWNS 0,
DATE.
TYPE F"FORCED S"SCHEDULED DURATION 11OURS REASON 1
HLTHOD OF SIIUTTING DOWN THE REACTOR 2
C012fENTS 12 770514 I
Derated for recorc.
pump maintenance.
~,I (I) REASON:
h-EQUIPl'IENT FAILURE (EXPLAI:!)
B-lfAINT, OR TEST C <<REFUELING D-REGULATORY IKSTRICTION E"OPERATOR TRAINING AND LICENSXNG EXAMINATION F-ADMINISTRATIVE G-OPERATXONAL ERROR (EXPLAIN)
I (2)
METHOD:
A-MANUAL B-IfhNUAL SCRA11 C-AUTOMATIC'.
UCIJJ 4PLVellO 4 C5LlJ 6/1/77 COygLETED pY Ted Thorn, J. Steele May 1977 DAILY UNIT PCf"ER OUTPUT DAY 5
9 10 12 15 16 17
. 18 19 20.
21 23
,24+
4 AVEPAQE DAILY Kfe-net 879 928 1047 1022 1029 1069 1050(E) 962
'I 1058 1040 528 542 r 598.:
714'21'50 I,
1002 1035 1028
'I 1038 1024 4
25 26 27 28 29 30
.31.
AVEP~.GE DAIT" '"7e-"..e 1023 1019 1024 896
'079 936 1008 Note..Negatiiye
'.":1ueo-indicate station use when unit is o live.
I I
(E) estimate
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UNIT NAME Brown rry II DATE 6/7/77 COMPLETED BY:
Harold Walls TELEPHONE 729-6846.
to.
2400770531 OPERATING STATUS:
MWe-net N/A This Month Yr-To-Date 1'eporting Period:
0000660501 Gross Hours in Reporting Period:
744 2'.,
Currently Authorized Power Level MWt Max. Depend.
capacity (MWe-net) 3;.
Power Level to which restricted (if any):
4..
Reasons for restrictions (if any):
Cumulative To Date 6.
7.
Hours Generator On-Line Hours Reactor Was Critical Reactor Reserve Shutdown Hours 728.43 15.57 700.48 3,409.39 213.61 3,329.62 6,763.21 10,587.79 6,395.35 8.
9.
10.
12.
13.
14.
Unit Reserve Shutdown Hours Gross Thermal Power Generated (MWH)
Gross Electrical Power Generated (MWH)
Net Electrical Power Generated (MWH).
Reactor Service Factor Reactor Available Factor Unit Service Factor 0
1,959,701 642,880 622,017 97.9 100
~ 94.2 0
9,538,757 3,140,680
',056,145 94.1 100 91.9 0
16,179,218 5,319,070 5,173,931 ='=.
34.2 87.8 32.4 16.
17.
'nit Availability Factor Unit Capacity Factor (using MDC)
Unit Capacity Factor (using Design MWe) 94.2 78.5 78;5 91.9 32.4 792 246=
79.2-"
-. =--
24.6
. 18'.-
Forced Outage Rate 5.8 8.1 64.9 19.
I
, 20.
21.
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 Fo"1"wing:
Forecast Achieved Initial Crit:icality Initial.E1ec trical Power Generation Coamercial Operation
tVtttlhtiY:
.Unit operated at an average load of 918 MWe.
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'NIT NAME Brogans Ferrg II DATE
. 6/7/77 COttPLETED BY Harold Walls
~
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PLANT SHUTDOWNS PREP)RT MONTH May 1977 I
I I
i Oe DATE 10.
770503 11.
770522 TYPE F-FORCED S-SCllEDULED DURATION 110URS 24.78 18.73 REASON I METHOD OF S11UTTING DOWN THE REACTOR 2
COt 1MENTS Scram during performance of SI;.
I I
Flux spike during~recirc.
pump start.
(I) REASON:
A"E()VIPMEt<T FAILURE (F.ALAI B"IIAINT, OR 'fEST..
~
C-REl'UELING'-RECULATORY RESTRICTION E-OPERATOR Tl KINING hND LICENSING XAMINATION F-ADMItxISTRA)IVE G-OPEtthTIONAr. ERROR (EXPLAIN
".) tt.:,TttOD:
A"i'.Kt:llAL B-lL'~t!VAL SCRAM C<<AUTOHATJC; SCRAM t
I
WIT rowns Ferry II DATE 6/7/77 Harold Walls ANTH N y 1977 DAILY U."tIT PG'.~R OUTPUT DAY AVENGE DAILY 5f;7e-net DAY A+PAQ.. TlAITY 4
3 8
9 10 12 13 14 15
'16
'.'J I
.18 19 v
20.
21 23
.24 529 548 272 158 417 569 708 841 875 987 1021 1031 1048 1028 1018
. 1043 1007 1037
'. 1063 1000 982 178 585 825 25 26 27 28 29 30 31 945 1024
'1029 983
.1095 928 1080 Note..
Ne49atiige
-.-.'ues-indicate station use when unit is ofi line.
-/
DATE CO~IPLETED BY:
Harold Walls TELEPHONE 729-6846 to 2400770531 MWe-net NA This Month Yr-To-Date 0 ERATING STATUS:
1 Reporting Period:
Gross Hours in Reporting Period:
744 2'urrently Authorized Power Level MWt Max. Depend.
capacity (MWe-net) 3.
Po~er Level to which restricted (if any):
4.
Reasons for restrictions (if any):
Cumulative To Bate 5.
Hours Reactor Was Critical 6.
Reactor Reserve Shutdown Hours 7.
Hours Generator On-Line 8.
Unit Reserve Shutdown Hours 9.
Gross Thermal Power Generated
(%TH) 10.
Gross Electrical Power Generated (hfHH) 11.
Net Electrical Power Generated (KK) 12.
Reactor Service Factor 13.
Reactor Available Factor 698.38 45.62 674.72 1,880,784 606,560 585,195 93.9 100 2,020.18 186.82 1,964.15 5,638,584 1,854,340 1,798,061 91.5 100 2,020.18 186.82 1,964.15 5,638,584 1,854,340 1,798,'061 91.5 100 14.
15.
16.
17.
18.
19.
20'.
21.
Unit Service Factor Unit Availability Factor Unit Capacity Factor (using MDC)
Unit Capacity Factor (using Design MWe)
- 90. 7.
90.7 73.9 73.9 89.0 89.0 76.5 76.5 Forced Outage Rate 9.3 Shutdowns scheduled to begin in next 6
months (st:ate 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 Following:
Forecast:
Achieved Initial Criticality Initial Electrical Power Generation Commercial Operation 89.0 89.0 76.5 76.5 11.0
~ UlMl>RY!
ss>>
UNIT NAHH Drowns Ferx'y III I
Unit operated at an average load of 899 MWe.
DATE 6
7 77 COMPLETED BY Harold Walls REPORT MONTH I
PLANT SBUTDO';VS i O.
DATE TYPE F-FORCED
~
DURATION S-SCHEDULED HOURS I
REASON 1
METHOD OF SHUTTING DO>lN THH PZACTOR 2
COIRSNTS 12.
13.
770510 770515 770524 10.
770501 1.75 34.65 21.43 11.45 B
Leaking relief valve MSIV isolation during SI Turbine Trip Sensing line inadvertently. bumped
/
I (1) REASON:
A-EQUIPS KNT FAILURE (EXPLAIN)
B"MAINT, OR TEST C"REFUELING D-REGULATORY RESTRICTION E-OPERATOR TRAINING AND LICENSING EXAMINATION F"ADMINISTRATIVE G"OPERATIONAL ERROR (EXPLAIN)
(2)
METHOD:
g A-MANUAL B-a LCNUAL SCRM I C"AUTOMATIC SCRAM
UNIT
owns Ferr III DATE 6/7/77 COMPLETED BY Harold Walls MONTH May 1977 DAILY UNIT POr.;.ER OUTPUT DAY 3
4 5
'6 10 12 13 14 15 16 17 18 19 20 21 22 23 24 AVERAGE DAILY 400 750 747 970 1005 1004 1056 1045 812 396 27 470
, 610 743 364
'348 729 949 1000 992 1026 579 M!7e-net DAY 25 26 27 28 29 30 31 AVERAGE DAILY it77e-ne 519 864 926 954 1011 868 1005 Note:
Negative values indicate station use when unit is off line.
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UNIT NA>Z B
DATE 6/7/77 rry I COMPLETED BY:
Harold Walls TELEPHONE 729-6846 to 2400770531 MWe-net N/A This Month Yr-To-Date OPERATING STATUS:
1.
Reporting Period:
Gross Hours in Reporting Period:
744 2.
Currently Authorized Power Level MWt Max. Depend.
capacity (MWe-net) 3.
Power Level to which restricted (if any):
4.
Reasons for restrictions (if any):
~ulative
~ To Date.
5.
6.
7.
Hours Generator On-Line Hours Reactor Was Critical Reactor Reserve Shutdown Hours 0
744 242. 61 3,322.31 744 3,380.39 10,474.9 4p033.95 10,148.1 Unit Reserve Shutdown Hours 0
0 0
2,174,578 Gross Thermal Power Generated (ISlH)
Gross Electrical Power Generated (5ÃH) 1 Net Electrical Power Generated (MWH) 726,960 703,440 9.
,9,107,962 10.
3,054,280 ll 2i9697609 25,887,872 8,662,230 8,414,694 12.
14.
16.
17.
~ 18.
19.
20.
21..
42.2 93.3" 100 Reactor Service 'Factor Reactor Available Factor Unit Service Factor lj 58.4 100 100 100 91.7 40.9 40.9 91.7 Unit Availability Factor 100 Unit Capacity Factpr (using MDC) 88.8 Unit Capacity Factor (using Design MWe) 88.8 Forced Outage Rate; 0
742 r
Shutdowns scheduled to begin in: next 6
months (state'ype, date and duration
'of each):'f shutdown at end of report period, estimated date of startup:
Plants in Test S'tatus (prior to commercial operation)
Report the Following:
I s
Forecast Achieved Initial Criticality Initial Electrical Power Generation 77.0 77.0 Commercial Opeiation 31.8 31,8 55.7
iUtiI'lARY:
Unit operated at an average load of 977 MWe UNIT tIAIg Browils Ferlp' DATE 6/7/77 COMPLETED BY Harold Walls REPORT MONTH Ma7 PLANT SHUTDOWtIS O.
DATE-TYPE F-FORCED "
'S"SCI>HDULED DURATION IIOURS REASON 1
tIHTHOD OF SIIUTTING DOWN TIIH REACTOR 2
COKIHNTS 12 770514 Derated for recerc.
pump maintenance.
~ 1 (1)
REASON:
(2) METIIOD:
A-HQUIPHHNT FAILURE (H'PLAI':I)
A-IbBIUAL B-tIAItIT, OR TEST.~.
B-IIANUAL C-REFUELING.
SCRAII D-RHGULhTORY RESTRICTION C"AUTOMATIC'.
E"OPERATOR TRAINING AND SCRAM LICENSING EXAMINATION F<<ADMINISTRATIVE G-OPERATIONAL ERROR (EXPLAIN)
~ e
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Qggg g 44LVW440 4'CL6.7 DATE
/1/77 COpo3LETED gY Ted Thorn, J. Steele May 1977 DAILY UltIT PO$ 5ER OUTPUT DAY AVEP WOE DAILY KEe-net A~PI'QE TIAIT2 9!97n 3
9 10 12 13 15 16 17
'. 18 19 20.
21 a2 23
.24 879 928 1047 1022 1029 1069 1050 (E) 1062 962 1020
-1029 1058 1040 528 542
'98 714 821 950 1002 1035 1028 1038 1024 25 26 27 28 29 30 31 Note:
1023 1019 1024 896 1079 936 1008 Negative;3-".luego-indicate staticn use when unit is o
line I
l I
(E) est'mate
~e
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s UNIT NAME Brown rxy II DATE 6/7/77 COMPLETED BY:
Ha old Walls TELEPHONE 729 6846 to 2400770531 OPERATING STATUS:
MWe-net N/A 1
Reporting Period:
0000660501 Gross Hours in Reporting Period:
744 2.
Currently Aut'horized Power Level MWt Max. Depend.
capacity (MWe-net) 3.
Power Level to which restricted (if any):
4.
Reasons for restrictions (if any):
This Month Yr-To-Date Cumulative To Date 5..
Hours Reactor Was Critical 6.
Reactor Reserve Shutdown Hours 7.
Hours Generator On-Line 728.43 15.57 700.48 3,409.39 6,763.21 213.61 10,587.79 3,329.62 6,395.35 n0 ~
Unit Reserve Shutdown Hours 0
0 0
9.
Gxoss Thermal Power Generated (MWH) 1,9597701 9,538,757 16,179,218 10.
lie 12.
Crass Elecrrdcsl Poser Gecerered (MWH)
Net Electrical Power Generated (MWH)
I Reactor Service Factor 642,880 622,017 97.9 3,056,145 94.1 5,173,931'4.2 3,140'80 5,319,070 13.
14.
15 ~
16.
17.
.. 18.
19.
I
,. 20.
21.
100 100 Reactor Available Factor Unit Service Factor lj
~ 94. 2
- 91. 9 94.2 91.9 79.2 78;5 Unit Availability Factor Unit Capacity Factcjr (using MDC) l Unit Capacity Factor (using Design MWe) 79.2- -. --=--
Forced Outage Ratei 5.8 8.1 Shutdowns scheduled to begin in:next 6
)
months (state tysye, date and d:xration
'of each):
If shutdown at end of report period, estimated date of. startup:
Plants in Test Status (prior to commercial operation)
Report the Following:
l
~
Forecast Achieved Initial Criti'cality Initial Electrical Power Generat'on Co~+ercial Oper tion 87.8 32.4 32.4 24.6 24.6 64.9 e
- Ul!Ill~I)Y:
.Unit operated at an average load of 918 MWe.
UNIT NAME DATE Browns Perrg'll 6/7/77
~
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COMPLETED BY Harold Walls PLANT SIIUTDO'PiIS REPORT MONTH May 1977 I
I NO.
10.
DATE 770503 770522 TYPE F"FORCED S"SCHEDULED DURATION HOURS 24.78 18.73 REASON 1
tlETHOD OF SIIUTTING DOWN THH REACTOR 2
C CO))MEtITS Scram during performance of SI.'.
I Flux spike during recirc.
pump start B-IIAINT, OR C-RE1:UHLItIG D-REGULATORY E-OPERATOR T LICHNSIIIG F-ADI.!INISTRA G-OP I:.RATIONAT (EXPLAIN
'HST RESTRICTION hINING AND XAMDIATION IVE
. ERROR (1) REhSON:
h>>lÃjUIPtKHT FAILURE (EXPLAI-'
":)
ME'f'!IOD:
A- ~)tiUAL
~
B-Ii')V.UAL SCRAM C-hUTOMATI(:.
Ui'lIT rowns Ferry II DATE 6/7/77 Harold Walls ANTH N y 1977 DAILY K'IT PG!-.2;3. OUTPUT DAY 3
9 10 AVKPWQE DAILY 529 548 272 158 417 569 708 841 875 987 Y;7e-net DAY 25 26 27 28 29 30 31 A~t3 h Q.
T3:4 ILtr 7 ~ 7e 945 1024 1029 983 1095 928 1080 12 13 14 15
"16
',. 17 t
=- '.18 19 20.
21 23 24 1021 1031 1048 1028 1018 1043
. 1007 "1037 1063 1000
'82 178
'85 825 Note.
Ne67at jig -":.luego indicate station use t~hen unit is off line.
r ~
UNIT NAME Brown rry III DATE COMPLETED BY:
Harold Walls 0 ERATING STATUS:
TELEPHONE 729-6846 to 2400770531 MWe-net 1065 NA 1
Reporting Period:
Gross Hours in Reporting Period:
74'4 2'urrently Authorized Power Level MWt Max. Depend.
capacity (N7e-net) 3.
Power Level to which restricted (if any):
4.
Reasons for restrictions (if any):
This Month Yr-To-Date Cumulative To Date 5.
Hours Reactor Was Critical 6.
Reactor Reserve Shutdown Hours 7.
Hours Generator On-Line 8.
Unit Reserve Shutdown Hours 9.
Gross Thermal Power Generated (MWH) 10.
Gross Electrical Power Generated (MWH) 11.
Net Electrical Power Generated (MWH) 12.
Reactor Service Factor 698.38 2,020.18
- 45. 62 186.82 674.72 1,964.15 0
1,880,784 0
5,638,584 93.9 91.5 606,560 1,854,340 585,195 1,798,061 2,020.18 186.82 1,964.3.5 0
5,638,584 1,854,340 1,798,'061 91.5 14.
15.
16.
17.
18.
19.
20.
21.
100 100 100 Reactor Available Factor Unit Service Factor'I 90.7 89.0'9.0 90.7 89.0 Unit Availability Factor Unit Capacity Factor (using MDC)
I 73.9 Unit Capacity Factor (using Design MWe)
Forced Outage Rate.
9.3 1
Shutdowns scheduled to begin in;next 6
months (state type, date and dllration
'of 'each):
If shutdown at end of report period, estimated date of startup:
Plants in Test Status (prior to commercial operation)
Report the Following:
I Forecast
'chieved Initial Criti'cality Initial Electiical Power Generation II Commercial Oper~tion I
76.5 11.0 76.5 76.5 11.0
iUlMARY; UNIT NAME Browns Fedky III I
Unit operated at an average load of 899 MWe.
DATE 6
7 77 COMPLETED BY Harold Walls REPORT MONTH I
PLANT SllUTDO'BlS Ni DATE TYPE F FORCED
~
'i DURATION S-SCHEDULED IIOURS REASON' lKT}lOD OF SllUTTING DOWN THH PZACTOR 2
COlMNTS 10.
12.
13.
770501 770510 770515 770524 1.75 34.65 21.43 11.45 A,
B A
B Leaking relief valve MSIV isolation during SI Turbine Trip Sensing line inadvertently. bumped (1), REASON:
A-EQUIPMENT FAILURE (EXPLAIN)
B-MAINT, OR TEST C-REFUELING D"REGULATORY RESTRICTION E"OPERATOR TRAINING AND'ICENSING EXAMINATION F"ADMINISTRATIVE G"OPERATIONAL ERROR (EXPLAIN) 1 (2) Mal lOD:
A-lMANUAL B"llANUAL SCRAl1 C-AUTOMATIC SCRAM
UNIT.
DATE 6/7/77 COMPLETED BY Harold Walls MONTH May 1977 DAILY UNIT POrsrER OUTPUT DAY 3
6 7
8 9
. 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 AVEPJaGE DAILY 400 750 747 970
~ 1005 aoo4 aos6 aois 812 396 27 470
, 610 743 364 348 729 M~2 "M47
~94 aooo 992 1026 579 Pg.re n
DAY 25 26
'27 28 29 30 31 AVERAGE DAlr~x
..",.?e ne 519 864 926 954 1011 868 1005 Note:
Negative values indicate station use c"hen unit is off line.