ML16342C309

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Monthly Operating Repts for Dec 1993 for Dcnpp Units 1 & 2
ML16342C309
Person / Time
Site: Diablo Canyon  Pacific Gas & Electric icon.png
Issue date: 12/31/1993
From: Eubank T, Stipicevich J
PACIFIC GAS & ELECTRIC CO.
To:
Shared Package
ML16342A366 List:
References
NUDOCS 9401250094
Download: ML16342C309 (16)
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Text

OPERATING DATA REPORT DOCKET NO. 50-275 UNIT 1 DATE 01/01/94 COMPLETED BY T. Eubank J. Stipicevich TELEPHONE (805) 545-4867/4877 OPERATING STATUS

1. Unit Name: Diablo Canyon Unit 1
2. Reporting Period: December 1993
3. Licensed Thermal Power (MWt): 3338 4 Nameplate Rating (Gross MWe): 1137
5. Design Electrical Rating (Net Mwe): 1086
6. Maximum Dependable Capacity (Gross Mwe): 1124
7. Maximum Dependable Capacity (Net MWe): 1073.4
8. Ifchanges occur in capacity ratings (items 3 through 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 YTD Cumulative
11. Hours In Reporting Period 744.0 8760.0 75862.3
12. Number Of Hours Reactor Was Critical 615.1 8631.1 64243.2
13. Reactor Reserve Shutdown Hours 0.0 0.0 0.0
14. Hours Generator On-Line 614.4 8630.4 63343.0
15. Unit Reserve Shutdown Hours 0.0 0.0 0.0
16. Gross Thermal Energy Generated (MWH) 1867363 28094103 199835405
17. Gross Electrical Energy Generated (hPiVH) 629900 9477500 67268532
18. Net Electrical Energy Generated (MWH) 593958 9028005 63816553
19. Unit Service Factor 82.58 98.52 83.50
20. Unit Availability Factor 82.58 98.52 83.50
21. Unit Capacity Factor (Using MDC Net) 74.37 96.01 78.37
22. Unit Capacity Factor (Using DER Net) 73.51 94.90 77.46
23. Unit Forced Outage Rate 17.42 1.48 3.21
24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): Scheduled start for sixth refueling outage (1R6) is March 12, 1994, with a schedule restart date of May 7, 1994.
25. If Shut Down At End Of Report Period, Estimate Date of Startup: January 1, 1994.

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AVERAGE DAILYUNIT POWER LEVEL DOCKET NO. 50-275 UNIT 1 DATE 01/01/94 COMPLEI'ED BY T. Eubank J. Stipicevich TELEPHONE (805) 545-4867/4877 MONTH: December 1993 DAY AVERAGE DAILYPOWER LEVEL DAY AVERAGE DAILYPOWER LEVEL (MWe-Net) (MWe-Net) 1078 17 986 1037 18 1086 440 19 1086 465 20 1086

'5 450 21 1086 483 22 1082 1039 23 1081 1085 24 1086 1085 25 1086 10 1085 26 634 1082 27 12 1086 28 -38 13 1086 29 -40 14 1086 30 -39 15 1081 31 16 979 The average monthly Electrical Power Level for December 1993 = 798.33 MWe-Net

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OPERATING DATA REPORT DOCKET NO. 50-323 UNIT 2 DATE 01/01/94 COMPLETED BY T. Eubank J. Stipicevich TELEPHONE (805) 545-4867/4877 OPERATING STATUS Unit Name: Diablo Canyon Unit 2 Reporting Period: December 1993

3. Licensed Thermal Power (MWt): 3411
4. Nameplate Rating (Gross MWe): 1164 Design Electrical Rating (Net MWe): 1119
6. Maximum Dependable Capacity (Gross MWe): 1137
7. Maximum Dependable Capacity (Net MWe): 1087
8. Ifchanges occur in capacity ratings (items 3 through 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 Cummulative
11. Hours In Reporting Period 744.0 68421.0
12. Number Of Hours Reactor Was Critical 744.0 58219.8
13. Reactor Reserve Shutdown Hours 0.0 0.0
14. Hours Generator On-Line 744.0 57331.5
15. Unit Reserve Shutdown Hours 0.0 0.0
16. Gross Thermal Energy Generated (MWH) 2378469 187716721
17. Gross Electrical Energy Generated (MWH) 790300 62511499
18. Net Electrical Energy Generated QVPiVH) 754309 59421764
19. Unit Service Factor 100.00 83.79
20. Unit Availability Factor 100.00 83.79
21. Unit Capacity Factor (Using MDC Net) 93.27 80.02
22. Unit Capacity Factor (Using DER Net) 90.60 77.61
23. Unit Forced Outage Rate 0.00 3.91
24. Shutdowns Scheduled Over Next 6 Months (Type, Date, and Duration of Each): None.
25. If Shut Down At End Of Report Period, Estimate Date of Startup: Not applicable.

-yt AVERAGE DAILYUNIT POWER LEVEL DOCKET NO. 50-323 UNIT 2 DATE 01/01/94 COMPLETED BY T. Eubank J. Stipicevich TELEPHONE (805) 545-4867/4877 MONTH: December 1993 DAY AVERAGE DAILYPOWER LEVEL DAY AVERAGE DAILYPOWER LEVE (MWe-Net) (MWe-Net) 1088 17 768 1092 18 491 1088 19 637 1092 20 1093 1088 21 1096 1092 22 1096 1092 23 1093 1088 24 1092 1087 25 1100 10 1084 26 1097 1018 27 1092 12 1059 28 1092 13 1092 29 1092 14 1092 30 1088 15 562 31 1093 16 698 The average monthly Electrical Power Level for December 1993 = 1013.86 MWe-Net

UNIT SHUTDOWNS AND POWER REDUCTIONS DOCKET NO. 50-323 UNIT 2 DATE 01/01/94 COMPLETED BY P. G. Dahan TELEPHONE (805) 545-4054 REPORT MONTH: December 1993

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RECURI~CE."."."""":.j,-':.,".'educed 1 931211 N/A B NONE SD power to 50%

for condenser cleaning.

2 931216 N/A NONE SD COND Reduced power to 50%

for leak and intake screens repairs aild cleaning of the discharge tunnel and service cooling heat exchanger.

1 2 3 4 Type: Reason: Method: EIIS Systems List, Table 1 F-Forced A-Equipment Failure (Explain) 1-Manual S-Scheduled B-Maintenance or Test 2-Manual Scram 5 C-Refueling 3-Automatic Scram IEEE Std. 803A-1983, "IEEE D-Regulatory Restriction 4-Continuation from Recommended Practice for Unique E-Operator Training 2 License Examination previous month Identification in Power Plants and F- Administrative 5-Power reduction Related Facilities - Table 2" G-Operational Error (Explain) 6-Other H-Other (Explain)

4 REFUELING INFORMATIONREQUEST DOCKET NO. 50-275 UNIT 1 DATE 01/01/94 COMPLETED BY M. L. Mayer P. G. Dahan TELEPHONE (805) 545-4674/4054

1. Name of facility: Diablo Canyon Unit 1
2. Scheduled date for next refueling shutdown: March 12, 1994.
3. Scheduled date for restart following refueling: May 7, 1994.
4. Will refueling or resumption of operation thereafter require a technical specification change or other license amendment? If answer is yes, what, in general, will there be? If answer is no, has the reload fuel design and core configuration been reviewed by your Plant Safety Review Committee to determine whether any unreviewed safety questions are associated with the core reload (Ref. 10 CFR Section 50.59)? If no such review has taken place, when is it scheduled?

No. The PSRC is scheduled to review the cycle 7 core reload on April 4, 1994 (estimated).

5. Scheduled date(s) for submitting proposed licensing action and supporting information: N/A
6. Important licensing considerations associated with refueling, e.g., new or different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, new operating procedures: N/A
7. As of December 31, 1993, the number of fuel assemblies (a) in the core and (b) in the spent fuel storage pool were:

(a) 193 (b) 424

8. The present licensed spent fuel pool storage capacity and the size of any increase in licensed storage capacity that has.been requested or is planned, in number of fuel assemblies:

Present 1324 Increase size by 0

9. The projected date of the last refueling that can be discharged to the spent fuel pool assuming the present licensed capacity: 2006 (Loss of full core offload capability).

REFUELING INFORMATIONREQUEST DOCKET NO. 50-323 UNIT 2 DATE 01/01/94 COMPLETED BY M. L. Mayer P. G. Dahan TELEPHONE (805) 545-4674/4054

1. Name of facility: Diablo Canyon Unit 2
2. Scheduled date for next refueling shutdown: September 15, 1994 (estimated).
3. Scheduled date for restart following refueling: November 6, 1994 (estimated).
4. Will refueling or resumption of operation thereafter require a technical specification change or other license amendment? If answer is yes, what, in general, will there be? If answer is no, has the reload fuel design and core configuration been reviewed by your Plant Safety Review Committee to determine whether any unreviewed safety questions are associated with the core reload (Ref. 10 CFR Section 50.59)? If no such review has taken place, when is it scheduled?

No. The PSRC reviewed and approved the cycle 6 core reload on March 10, 1993.

5. Scheduled date(s) for submitting proposed licensing action and supporting information:

N/A

6. Important licensing considerations associated with refueling, e.g., new or different fuel design or supplier, unreviewed design or performance analysis methods, significant changes in fuel design, new operating procedures: NA
7. As of December 31, 1993, the number of fuel assemblies (a) in the core and (b) in the spent fuel storage pool were:

(a) 193 (b) 396

8. The present licensed spent fuel pool storage capacity and the size of any increase in licensed storage capacity that has been requested or is planned, in number of fuel assemblies:

Present 1324 Increase size by 0

9. The projected date of the last refueling that can be discharged to the spent fuel pool assuming the present licensed capacity: 2006 (Loss of full core offload capability).
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