ML20009C608: Difference between revisions

From kanterella
Jump to navigation Jump to search
← Older edit
VisualWikitext
StriderTol Bot change
StriderTol Bot change
 
Line 17: Line 17:


=Text=
=Text=
{{#Wiki_filter:- ._
{{#Wiki_filter:-._
VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT 6
VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT 6
MONTH       JUNE           YEAR 1981 l
MONTH JUNE YEAR 1981 l
l l
l l
APPROVED:
APPROVED:
{
{
r     i b
r i
,                                                                              STATION MANAGER             (/ ' ~
b STATION MANAGER
(/ ' ~
1 l
1 l
l 8107210258 810716 .'                                                                                               -
l 8107210258 810716.'
PDR ADOCK 05000338 R                         PDR l
PDR ADOCK 05000338 R
PDR l'.


OPERATING DATA REPORT DOCKET NO. 50-338 DATE   07-03-81 COMPLETED BY     L.L. Rogers TELEPHONE (703) 894-5151 X2510 OPERATING STATUS Notes
OPERATING DATA REPORT DOCKET NO.
: 1. Unit Name:               North Anna 1
50-338 DATE 07-03-81 COMPLETED BY L.L. Rogers TELEPHONE (703) 894-5151 X2510 OPERATING STATUS Notes 1.
: 2. Reporting Period:       June 1981
Unit Name:
: 3. Licensed Thermal Power (MWt):                 2775
North Anna 1 2.
: 4. Nameplate Rating (Gross MWe):                 947
Reporting Period:
: 5. Design Electrical Rating (Net MWe):           907
June 1981 3.
: 6. Maximum Dependable Capacity (Gross MWe):     915
Licensed Thermal Power (MWt):
: 7. Maximum Dependable Capacity (Net MWe):       865
2775 4.
: 8. If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Ls;t Report, Give Reasons:
Nameplate Rating (Gross MWe):
947 5.
Design Electrical Rating (Net MWe):
907 6.
Maximum Dependable Capacity (Gross MWe):
915 7.
Maximum Dependable Capacity (Net MWe):
865 8.
If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Ls;t Report, Give Reasons:
N/A 9.
Power Level To Which Restricted, If Any (Net MWe):
N/A
N/A
: 9. Power Level To Which Restricted, If Any (Net MWe):                    N/A
: 10. Reasonr. For Restrictions, If Any:
: 10. Reasonr. For Restrictions, If Any:                                     N/A This Month     Yr.-to-Date       Cutulative
N/A This Month Yr.-to-Date Cutulative 11.
: 11. Hours In Reporting Period                     720         4,343,                 26,904
Hours In Reporting Period 720 4,343, 26,904 12.
: 12. Number of Hours Reactor Was Critical         718.4       2,052                 20,025.1
Number of Hours Reactor Was Critical 718.4 2,052 20,025.1
: 13. Reactor Reserve Shutdown Hours                     1.6           3.8                 216.9
: 13. Reactor Reserve Shutdown Hours 1.6 3.8 216.9
: 14. Hours Generator On-Line                         709.7       1,953.3               19,601.4
: 14. Hours Generator On-Line 709.7 1,953.3 19,601.4 15.
: 15. Unit Reserve Shutdown Hours                     0               0                     0
Unit Reserve Shutdown Hours 0
: 16. Gross Thermal Energy Generated (MWH)       1,933,276     5,101,600         50,270,303
0 0
: 17. Gross Electrical Er.ergy Generated (MWH)     633,348     1,675,850         16,010,762
16.
: 18. Net Electrical Energy Generated (MWH)         598,983     1,582,079         15,067,082
Gross Thermal Energy Generated (MWH) 1,933,276 5,101,600 50,270,303 17.
: 19. Unit Service Factor                           98.6             45                     72.9
Gross Electrical Er.ergy Generated (MWH) 633,348 1,675,850 16,010,762 18.
: 20. Unit Availability Factor                     98.6             45                     72.9 __
Net Electrical Energy Generated (MWH) 598,983 1,582,079 15,067,082 19.
: 21. Unit Capacity Factor (Using MDC Net)           96.2           42.1                   64.7
Unit Service Factor 98.6 45 72.9 20.
: 22. Unit Capacity Factor (Using DER Net)               91.7           40.2                   61.7
Unit Availability Factor 98.6 45 72.9 __
: 23. Unit Forced Outage Rate                             1.4           0.9                   5.5
21.
Unit Capacity Factor (Using MDC Net) 96.2 42.1 64.7 22.
Unit Capacity Factor (Using DER Net) 91.7 40.2 61.7 23.
Unit Forced Outage Rate 1.4 0.9 5.5
: 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
: 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
Fall Maintenance 02-81 thru 10-16-81
Fall Maintenance 02-81 thru 10-16-81 25.
: 25. If Shut Down At End Of Report Period, Estimated Date of Startup:             N/A
If Shut Down At End Of Report Period, Estimated Date of Startup:
N/A
: 26. Units In Test Status (Prior to Commercial Operation):
: 26. Units In Test Status (Prior to Commercial Operation):
Forecast           Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION
Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION


UNIT SHUTDOWNS AND POWER REDUCTIONS                     DOCKET NO.       50-338 UNIT NAME         North Anna 1 DATE       07-03-81 REPORT MONTH     JUNE                             COMPLETED BY         L. L. ROGERS TELEPHO?iE   (703) 894-5151 X2510 l
UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.
No.                                                         Date           Type Duration Reason       Method of     Licensee     System Component     Cause & Corrective (Hours)               Shutting       **"                  Code               Action to Down Reactor3 Report #         *4        5 Prevent Recurrence 81-06 810624                                                                 F     10.3       A             3         N/A           N/A     N/A         Reactor trip due to No. 3 governor valve EHC line rupture.
50-338 UNIT NAME North Anna 1 DATE 07-03-81 REPORT MONTH JUNE COMPLETED BY L. L. ROGERS TELEPHO?iE (703) 894-5151 X2510 l
81-07 810626 N/A                                                                     0         F             1         N/A           N/A     N/A         Power reduction to clean up chemistry in steam generators.
No.
4 1                                                                           2                                     3                               4 F: Forced                                                           Reason:                               Method:                         Exhibit G - Instructions S: Scheduled A-Equipment Failure (Explain)                                                               1-Manual                       for Preparation of Data B-Maintenance or Test                 2-Manual Scram.               Entry Sheets for Licensee C-Refueling                           3-Automatic Scram             Event Report (LER) File D-Regulatory Restriction             4-Other (Explain)               (NUREG-0161)
Date Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours)
E-Operator Training & License Examination F-Administrative i
Shutting 3
G-Operational Error (Explain)                                       5 H-Other (Explain)                                                   Exhibit 1 - Same Source
*4 Code Action to 5
Down Reactor Report #
Prevent Recurrence 81-06 810624 F
10.3 A
3 N/A N/A N/A Reactor trip due to No. 3 governor valve EHC line rupture.
81-07 810626 N/A 0
F 1
N/A N/A N/A Power reduction to clean up chemistry in steam generators.
4 1
2 3
4 F: Forced Reason:
Method:
Exhibit G - Instructions S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram.
Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Other (Explain)
(NUREG-0161)
E-Operator Training & License Examination F-Administrative 5
i G-Operational Error (Explain)
H-Other (Explain)
Exhibit 1 - Same Source


AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.               50-338 UNIT NA-1 DATE 07-03-81 COMPLETED BY                   L.L. Rogers TELEPHONE 703-894-5151X2510 MONTH       June DAY   AVERAGE DAILY POWER LEVEL                   DAY     AVERAGE DAILY POWER LEVEL (MWe-Net)                                                 (MWe-Net) 1             858                                 17                     856 2               858                                 18                     356 3               863                                 19                     857 4               866                               20                       848                     _
AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.
5              865                               21                       848 863                               22                       855 7               863                               23                       860 8               864                               24                       741 9               860                               25                       463
50-338 UNIT NA-1 DATE 07-03-81 COMPLETED BY L.L. Rogers TELEPHONE 703-894-5151X2510 MONTH June DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(MWe-Net) 1 858 17 856 2
858 18 356 3
863 19 857 4
866 20 848 5
865 21 848 863 22 855 7
863 23 860 8
864 24 741 9
860 25 463
(
(
10               860                               26                       836 11               855                               27                       613 12               862                               28                       848 l
10 860 26 836 11 855 27 613 12 862 28 848 l
l 13               859                               29                       855 14               860                               30                       853 15               857                               31 16               857 l
l 13 859 29 855 14 860 30 853 15 857 31 16 857 l
INSTRUCTIONS On this format, list the average daily unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.
INSTRUCTIONS On this format, list the average daily unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.
1
1


e Page   1     of   1 UNIT SHUTDOWN AND POWER REDUCTIONS EXPLANATION SHEET                 DOCKET NO.       50-338 REPORT MONTH   JUNE       UNIT NAME     NA-1 YEAR       1981         DATE     07-03-81 COMPLETED BY     L. L. ROGERS
e Page 1
;        81-06         'A)     (3)   Reactor trip due to No. 3 governor valve EHC line rupture.
of 1
UNIT SHUTDOWN AND POWER REDUCTIONS EXPLANATION SHEET DOCKET NO.
50-338 REPORT MONTH JUNE UNIT NAME NA-1 YEAR 1981 DATE 07-03-81 COMPLETED BY L. L. ROGERS 81-06
'A)
(3)
Reactor trip due to No. 3 governor valve EHC line rupture.
I
I


9 OPERATING DATA REPORT E CKET NO.     50-339 DATE     07-03-81 COMPLETED BY       o.L. Rogers TELEPHONE (703) 894-5151 X2510 OPERATING STATUS Notes
9 OPERATING DATA REPORT E CKET NO.
: 1. Unit Name:                 North Anna 2
50-339 DATE 07-03-81 COMPLETED BY o.L. Rogers TELEPHONE (703) 894-5151 X2510 OPERATING STATUS Notes 1.
: 2. Reporting Period:           June 1981
Unit Name:
: 3. Licensed Thermal Power (MWt):                   2775
North Anna 2 2.
: 4. Nameplate Rating (Gross MWe):                   947
Reporting Period:
: 5. Design Electrical Rating (Net MWe):           907
June 1981 3.
: 6. Maximum Dependahle Capacity (Gross MWe):       938
Licensed Thermal Power (MWt):
: 7. Maximum Dependable Capacity (Net MWe):         890
2775 4.
: 8.                                                           __
Nameplate Rating (Gross MWe):
947 5.
Design Electrical Rating (Net MWe):
907 6.
Maximum Dependahle Capacity (Gross MWe):
938 7.
Maximum Dependable Capacity (Net MWe):
890 8.
If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Last Report, Give Reasons:
If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Last Report, Give Reasons:
N/A
N/A
: 9. ' Power Level To Which Restricted, If Any (Net MWe):                           N/A
: 9. ' Power Level To Which Restricted, If Any (Net MWe):
: 10. Reasons For Restrictions, If Any:                                           N/A This Month       Yr.-to-Date         Cumulative
N/A
: 11. Hours In Reporting Period                         720           4,343                 4,775
: 10. Reasons For Restrictions, If Any:
: 12. Number of Hours Reactor Was Critical               444.7         3,765.1               4,194
N/A This Month Yr.-to-Date Cumulative 11.
: 13. Reactor Reserve Shutdawn Hours                     275.3           310.8                 590.8
Hours In Reporting Period 720 4,343 4,775 12.
: 86. Hours Generator On-Line                               441.8         3,692                 4,104.7
Number of Hours Reactor Was Critical 444.7 3,765.1 4,194 13.
: 15. Unit Reserve Shutdown Hours                             0                 0                   0
Reactor Reserve Shutdawn Hours 275.3 310.8 590.8
: 16. Gross Thermal Energy Generated (MWH)       1,205,121       9,810,364             10,932,877
: 86. Hours Generator On-Line 441.8 3,692 4,104.7
: 17. Grora Electrical Energy Generated (MWH)       404,242       3,216,123             3,584,554
: 15. Unit Reserve Shutdown Hours 0
: 18. Net Electrical Energy Generated (MWH)         383,539       3,041,481             3,391,125
0 0
: 19. Unit Service Factor                                 61.4             85                   86
16.
:  20. Unit Aveilability Factor                           61.4             85                   86
Gross Thermal Energy Generated (MWH) 1,205,121 9,810,364 10,932,877 17.
: 21. Unit Capacity Factor (Using MDC Net)               59.9             78.7                 79.8 22.
Grora Electrical Energy Generated (MWH) 404,242 3,216,123 3,584,554 18.
Unit Capacity Factor (Using DER Net)               58.7            77.2                  78.3
Net Electrical Energy Generated (MWH) 383,539 3,041,481 3,391,125 19.
: 23. Unit Forced Outage Rate                                 38.6             9.0                   8.6
Unit Service Factor 61.4 85 86 20.
: 24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
Unit Aveilability Factor 61.4 85 86 21.
1 Fall Maintenance 16-81 thru 10-30-81
Unit Capacity Factor (Using MDC Net) 58.7 77.2 78.3 59.9 78.7 79.8 22.
: 25. If Shut Down At End Of Report Period, Estimated Date of Startup:           July 2, 1981
Unit Capacity Factor (Using DER Net)
: 23. Unit Forced Outage Rate 38.6 9.0 8.6 24.
Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):
1 Fall Maintenance 16-81 thru 10-30-81 25.
If Shut Down At End Of Report Period, Estimated Date of Startup:
July 2, 1981
: 26. Units In Test Status (Prior to Commercial Operation):
: 26. Units In Test Status (Prior to Commercial Operation):
Forecast             Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION
Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION


~
~
4 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO. 50-339 UNIT NA-2 DATE 07-03-81 COMPLETED BY L.L. Rogers TELEPHONE 703-894-5151X2510 MONTH       June DAY   AVERAGE DAILY POWER LEVEL             DAY   AVERAGE DAILY POWER LEVEL (MWe-Net)                                 (NWe-Net) 1               882                       17             852 2               889                       18             848 3               887                         19             500 4               891                       20                 0 5               889                       21                 0 6               848                       22                 0 7               628                       23                 0 8               889                       24                 0 9               889                       25                 0 f         10               888                       26                 0 l
4 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.
l          11               890                       27                 0 12               875                       28                 0 13               858                       29                 0 14               860                       30                 0 l         15               859                       31 l         16               858 INSTRUCTIONS On this format, list the average daily unit power level in NWe-Net for each day in the reporting month. Compute to the nearest whole metawatt.
50-339 UNIT NA-2 DATE 07-03-81 COMPLETED BY L.L. Rogers TELEPHONE 703-894-5151X2510 MONTH June DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)
(NWe-Net) 1 882 17 852 2
889 18 848 3
887 19 500 4
891 20 0
5 889 21 0
6 848 22 0
7 628 23 0
8 889 24 0
9 889 25 0
f 10 888 26 0
l l
11 890 27 0
12 875 28 0
13 858 29 0
14 860 30 0
l 15 859 31 l
16 858 INSTRUCTIONS On this format, list the average daily unit power level in NWe-Net for each day in the reporting month. Compute to the nearest whole metawatt.
l l
l l
l
l


UNIT SHUTDOWNS AND POWER REDUCTIONS                         DOCKET NO.       50-339 UNIT NAME         North Anna 2 DATE       07-03-81 REPORT MONTH     JUNE                               COMPLETED BY       L. L. RPG6RS TELEPHONE     (703) 894-5151 X2510 l
UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.
i   No. Date   Type Duration Reason         Method of     Licensee     System   Component     Cause & Corrective
50-339 UNIT NAME North Anna 2 DATE 07-03-81 REPORT MONTH JUNE COMPLETED BY L. L. RPG6RS TELEPHONE (703) 894-5151 X2510 l
;                    (Hours)               Shutting 3
i No.
vent         Code       Code               Action to 4         5 Down Reactor Report #                               Prevent Recurrence d
Date Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours)
81-16 810505   S     0         B             5                                               Reduced power to perform turbine valve testing.
Shutting vent Code Code Action to 3
81-17 810606   F     3.7       A             3           N/A           N/A       N/A         Reactor trip / turbine trip due to loss of EHC pressure.
4 5
Down Reactor Report #
Prevent Recurrence d
81-16 810505 S
0 B
5 Reduced power to perform turbine valve testing.
81-17 810606 F
3.7 A
3 N/A N/A N/A Reactor trip / turbine trip due to loss of EHC pressure.
No. 4 governor valve supply line rupture.
No. 4 governor valve supply line rupture.
81-18 810613   S     0         B             5                                               Reduced power to perform turbine valve testing.
81-18 810613 S
81-19 810619   F   274.5       A             3           N/A           N/A       N/A         Reactor trip due to failure of "C" Main Transformer.
0 B
I             2                                             3                         4 F: Forced   Reason:                                       Method:                   Cfaibit F - Instructions S: Scheduled A-Equipment Failure (Explair.)                 1-Manual                 for Preparation of Data B-Maintenance or Test                         2-Manual Scram.           Eetry Sheets for Licensee C-Refueling                                   3-Automatic Scram         Esent Report (LER) File D-Regulatory Restriction                       4-Continuations           (NCREG-0161)
5 Reduced power to perform turbine valve testing.
E-Operator Training & License Examination 5-Load Reduction F-Administrative                               6-Other G-Operational Error (Explain)                                           5 H-Other (Explain)                                                       Exhibit H - Same Source e
81-19 810619 F
274.5 A
3 N/A N/A N/A Reactor trip due to failure of "C" Main Transformer.
I 2
3 4
F: Forced Reason:
Method:
Cfaibit F - Instructions S: Scheduled A-Equipment Failure (Explair.)
1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram.
Eetry Sheets for Licensee C-Refueling 3-Automatic Scram Esent Report (LER) File D-Regulatory Restriction 4-Continuations (NCREG-0161)
E-Operator Training & License Examination 5-Load Reduction F-Administrative 6-Other 5
G-Operational Error (Explain)
H-Other (Explain)
Exhibit H - Same Source e


Page   1 of   1 UNIT SHUTDOWN AND POWER REDUCTIONS s
Page 1
EXPLANATION SHEET     LOCKET NO.       50-339 REPORT MONTH   JUNE     UNIT NAME     NA-2 YEAR     1981       DATE       07-03-81 COMPLETED BY       L. L. ROGERS 81-17 (A) ('l) Reactor trip from turbine trip due to loss of EHC pressure. No. 4 governor valve supply line rupture.
of 1
81-19 (A) (3) Reactor trip due to failure of     "C" main transformer.
UNIT SHUTDOWN AND POWER REDUCTIONS s
                                                    .}}
EXPLANATION SHEET LOCKET NO.
50-339 REPORT MONTH JUNE UNIT NAME NA-2 YEAR 1981 DATE 07-03-81 COMPLETED BY L. L. ROGERS 81-17 (A)
('l)
Reactor trip from turbine trip due to loss of EHC pressure.
No. 4 governor valve supply line rupture.
81-19 (A)
(3)
Reactor trip due to failure of "C" main transformer.
.}}

Latest revision as of 01:07, 23 December 2024

Monthly Operating Repts for June 1981
ML20009C608
Person / Time
Site: North Anna  
Issue date: 07/03/1981
From: Rogers L
VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:
Shared Package
ML20009C604 List:
References
NUDOCS 8107210258
Download: ML20009C608 (9)
v • d • e


Text

-._

VIRGINIA ELECTRIC AND POWER COMPANY NORTH ANNA POWER STATION MONTHLY OPERATING REPORT 6

MONTH JUNE YEAR 1981 l

l l

APPROVED:

{

r i

b STATION MANAGER

(/ ' ~

1 l

l 8107210258 810716.'

PDR ADOCK 05000338 R

PDR l'.

OPERATING DATA REPORT DOCKET NO.

50-338 DATE 07-03-81 COMPLETED BY L.L. Rogers TELEPHONE (703) 894-5151 X2510 OPERATING STATUS Notes 1.

Unit Name:

North Anna 1 2.

Reporting Period:

June 1981 3.

Licensed Thermal Power (MWt):

2775 4.

Nameplate Rating (Gross MWe):

947 5.

Design Electrical Rating (Net MWe):

907 6.

Maximum Dependable Capacity (Gross MWe):

915 7.

Maximum Dependable Capacity (Net MWe):

865 8.

If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Ls;t Report, Give Reasons:

N/A 9.

Power Level To Which Restricted, If Any (Net MWe):

N/A

10. Reasonr. For Restrictions, If Any:

N/A This Month Yr.-to-Date Cutulative 11.

Hours In Reporting Period 720 4,343, 26,904 12.

Number of Hours Reactor Was Critical 718.4 2,052 20,025.1

13. Reactor Reserve Shutdown Hours 1.6 3.8 216.9
14. Hours Generator On-Line 709.7 1,953.3 19,601.4 15.

Unit Reserve Shutdown Hours 0

0 0

16.

Gross Thermal Energy Generated (MWH) 1,933,276 5,101,600 50,270,303 17.

Gross Electrical Er.ergy Generated (MWH) 633,348 1,675,850 16,010,762 18.

Net Electrical Energy Generated (MWH) 598,983 1,582,079 15,067,082 19.

Unit Service Factor 98.6 45 72.9 20.

Unit Availability Factor 98.6 45 72.9 __

21.

Unit Capacity Factor (Using MDC Net) 96.2 42.1 64.7 22.

Unit Capacity Factor (Using DER Net) 91.7 40.2 61.7 23.

Unit Forced Outage Rate 1.4 0.9 5.5

24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

Fall Maintenance 02-81 thru 10-16-81 25.

If Shut Down At End Of Report Period, Estimated Date of Startup:

N/A

26. Units In Test Status (Prior to Commercial Operation):

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50-338 UNIT NAME North Anna 1 DATE 07-03-81 REPORT MONTH JUNE COMPLETED BY L. L. ROGERS TELEPHO?iE (703) 894-5151 X2510 l

No.

Date Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours)

Shutting 3

  • 4 Code Action to 5

Down Reactor Report #

Prevent Recurrence 81-06 810624 F

10.3 A

3 N/A N/A N/A Reactor trip due to No. 3 governor valve EHC line rupture.

81-07 810626 N/A 0

F 1

N/A N/A N/A Power reduction to clean up chemistry in steam generators.

4 1

2 3

4 F: Forced Reason:

Method:

Exhibit G - Instructions S: Scheduled A-Equipment Failure (Explain) 1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram.

Entry Sheets for Licensee C-Refueling 3-Automatic Scram Event Report (LER) File D-Regulatory Restriction 4-Other (Explain)

(NUREG-0161)

E-Operator Training & License Examination F-Administrative 5

i G-Operational Error (Explain)

H-Other (Explain)

Exhibit 1 - Same Source

AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-338 UNIT NA-1 DATE 07-03-81 COMPLETED BY L.L. Rogers TELEPHONE 703-894-5151X2510 MONTH June DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(MWe-Net) 1 858 17 856 2

858 18 356 3

863 19 857 4

866 20 848 5

865 21 848 863 22 855 7

863 23 860 8

864 24 741 9

860 25 463

(

10 860 26 836 11 855 27 613 12 862 28 848 l

l 13 859 29 855 14 860 30 853 15 857 31 16 857 l

INSTRUCTIONS On this format, list the average daily unit power level in MWe-Net for each day in the reporting month. Compute to the nearest whole megawatt.

1

e Page 1

of 1

UNIT SHUTDOWN AND POWER REDUCTIONS EXPLANATION SHEET DOCKET NO.

50-338 REPORT MONTH JUNE UNIT NAME NA-1 YEAR 1981 DATE 07-03-81 COMPLETED BY L. L. ROGERS 81-06

'A)

(3)

Reactor trip due to No. 3 governor valve EHC line rupture.

I

9 OPERATING DATA REPORT E CKET NO.

50-339 DATE 07-03-81 COMPLETED BY o.L. Rogers TELEPHONE (703) 894-5151 X2510 OPERATING STATUS Notes 1.

Unit Name:

North Anna 2 2.

Reporting Period:

June 1981 3.

Licensed Thermal Power (MWt):

2775 4.

Nameplate Rating (Gross MWe):

947 5.

Design Electrical Rating (Net MWe):

907 6.

Maximum Dependahle Capacity (Gross MWe):

938 7.

Maximum Dependable Capacity (Net MWe):

890 8.

If Changes Occur in Capacity Ratings (Items No. 3 thru 7) Since Last Report, Give Reasons:

N/A

9. ' Power Level To Which Restricted, If Any (Net MWe):

N/A

10. Reasons For Restrictions, If Any:

N/A This Month Yr.-to-Date Cumulative 11.

Hours In Reporting Period 720 4,343 4,775 12.

Number of Hours Reactor Was Critical 444.7 3,765.1 4,194 13.

Reactor Reserve Shutdawn Hours 275.3 310.8 590.8

86. Hours Generator On-Line 441.8 3,692 4,104.7
15. Unit Reserve Shutdown Hours 0

0 0

16.

Gross Thermal Energy Generated (MWH) 1,205,121 9,810,364 10,932,877 17.

Grora Electrical Energy Generated (MWH) 404,242 3,216,123 3,584,554 18.

Net Electrical Energy Generated (MWH) 383,539 3,041,481 3,391,125 19.

Unit Service Factor 61.4 85 86 20.

Unit Aveilability Factor 61.4 85 86 21.

Unit Capacity Factor (Using MDC Net) 58.7 77.2 78.3 59.9 78.7 79.8 22.

Unit Capacity Factor (Using DER Net)

23. Unit Forced Outage Rate 38.6 9.0 8.6 24.

Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each):

1 Fall Maintenance 16-81 thru 10-30-81 25.

If Shut Down At End Of Report Period, Estimated Date of Startup:

July 2, 1981

26. Units In Test Status (Prior to Commercial Operation):

Forecast Achieved INITIAL CRITICALITY INITIAL ELECTRICITY COMMERCIAL OPERATION

~

4 AVERAGE DAILY UNIT POWER LEVEL DOCKET NO.

50-339 UNIT NA-2 DATE 07-03-81 COMPLETED BY L.L. Rogers TELEPHONE 703-894-5151X2510 MONTH June DAY AVERAGE DAILY POWER LEVEL DAY AVERAGE DAILY POWER LEVEL (MWe-Net)

(NWe-Net) 1 882 17 852 2

889 18 848 3

887 19 500 4

891 20 0

5 889 21 0

6 848 22 0

7 628 23 0

8 889 24 0

9 889 25 0

f 10 888 26 0

l l

11 890 27 0

12 875 28 0

13 858 29 0

14 860 30 0

l 15 859 31 l

16 858 INSTRUCTIONS On this format, list the average daily unit power level in NWe-Net for each day in the reporting month. Compute to the nearest whole metawatt.

l l

l

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO.

50-339 UNIT NAME North Anna 2 DATE 07-03-81 REPORT MONTH JUNE COMPLETED BY L. L. RPG6RS TELEPHONE (703) 894-5151 X2510 l

i No.

Date Type Duration Reason Method of Licensee System Component Cause & Corrective (Hours)

Shutting vent Code Code Action to 3

4 5

Down Reactor Report #

Prevent Recurrence d

81-16 810505 S

0 B

5 Reduced power to perform turbine valve testing.

81-17 810606 F

3.7 A

3 N/A N/A N/A Reactor trip / turbine trip due to loss of EHC pressure.

No. 4 governor valve supply line rupture.

81-18 810613 S

0 B

5 Reduced power to perform turbine valve testing.

81-19 810619 F

274.5 A

3 N/A N/A N/A Reactor trip due to failure of "C" Main Transformer.

I 2

3 4

F: Forced Reason:

Method:

Cfaibit F - Instructions S: Scheduled A-Equipment Failure (Explair.)

1-Manual for Preparation of Data B-Maintenance or Test 2-Manual Scram.

Eetry Sheets for Licensee C-Refueling 3-Automatic Scram Esent Report (LER) File D-Regulatory Restriction 4-Continuations (NCREG-0161)

E-Operator Training & License Examination 5-Load Reduction F-Administrative 6-Other 5

G-Operational Error (Explain)

H-Other (Explain)

Exhibit H - Same Source e

Page 1

of 1

UNIT SHUTDOWN AND POWER REDUCTIONS s

EXPLANATION SHEET LOCKET NO.

50-339 REPORT MONTH JUNE UNIT NAME NA-2 YEAR 1981 DATE 07-03-81 COMPLETED BY L. L. ROGERS 81-17 (A)

('l)

Reactor trip from turbine trip due to loss of EHC pressure.

No. 4 governor valve supply line rupture.

81-19 (A)

(3)

Reactor trip due to failure of "C" main transformer.

.

Retrieved from "https://kanterella.com/w/index.php?title=ML20009C608&oldid=4655792"