ML16341F261
| ML16341F261 | |
| Person / Time | |
|---|---|
| Site: | Diablo Canyon  |
| Issue date: | 07/24/1989 |
| From: | Rood H Office of Nuclear Reactor Regulation |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| TAC-73109, TAC-73110, NUDOCS 8908030254 | |
| Download: ML16341F261 (46) | |
Text
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DOCKET NOS.:
50-275 and 50-323 July 24, 1989 LICENSEE:
FACILITY:
SUBJECT:
PACIFIC GAS AND ELECTRIC COMPANY (PG&E)
DIABLO CANYON NUCLEAR POWER PLANT, UNITS 1
AND 2
SUMMARY
OF JULY 20, 1989 PUBLIC MEETING TO DISCUSS INSTALLATION OF SIXTH DIESEL GENERATOR (TAC NOS.
73109 AND 73110)
On July 20, 1989 the NRC staff met with PG&E in Rockville, Maryland to discuss PG&E's program for installation of a sixth emergency diesel generator (EDG) at Diablo Canyon, and PG&E's plans for dedication and testing of the sixth EDG.
Attendees at the meeting are given in Enclosure 1.
The viewgraphs presented by the licensee during the meeting are given in Enclosure 2.
At the conclusion of the meeting, the NRC staff stated that, based on the material presented at the
- meeting, PG&E's EDG installation program and plans for dedication and testing appeared to be acceptable.
Enclosures:
1.
Meeting Attendees 2.
Viewgraphs Presented by Licensee cc: w/enclosures
- see next page original signed by Harry Rood, Senior Project Manager Project Directorate V
Division of Reactor Projects - III, IV, V and Special Projects DISTRIBUTION NRC
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DOCKET NOS.:
50-275 and 50-323 UNITEDSTATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D. C. 20555 July 24, 1989 LICENSEE:
PACIFIC GAS AND ELECTRIC COMPANY (PGEEE)
FACILITY:
DIABLO CANYON NUCLEAR POMER PLANT, UNITS 1 AND 2
SUBJECT:
SUMMARY
OF JULY 20, 1989 PUBLIC MEETING TO DISCUSS INSTALLATION OF SIXTH DIESEL GENERATOR (TAC NOS.
73109 AND 73110)
On July 20, 1989 the NRC staff met with PG8E in Rockville, Maryland to discuss PG8E's program for installation of a sixth emergency diesel generator (EDG) at Diablo Canyon, and,PGKE's plans for dedication and testing of the sixth EDG.
Attendees at the meeting are given in Enclosure 1.
The viewgraphs presented by the licensee during the meeting are given in Enclosure 2.
At the conclusion of the meeting, the NRC staff stated that, based on the material presented at the
- meeting, PGSE s
EDG installation program and plans for dedication and testing appeared to be acceptable.
Enclosures:
1.
Meeting Attendees 2.
Viewgraphs Presented by Licensee cc: w/enclosures - see next page Harry Roo
, Senior Project Manager Project Directorate V
Division of Reactor Projects - III, IV, V and Special Projects
it
Mr. J.
D. Shiffer Pacific Gas and Electric Company Diablo Canyon CC:
Richard F. Locke, Esq.
Pacific Gas 5 Electric Company Post Office Box 7442 San Francisco, California 94120 Ms. Sandra A. Silver 660 Granite Creek Road Santa Cruz, Californi a 95065 Mr. Peter H. Kaufman Deputy Attorney General State of California 110 West A Street, Suite 700 San Diego, California 92101 Managing Editor The Count Tele ram Tribune P. 0.
Box 112 C airman San Luis Obispo, California 93406 Ms. Nancy Culver 192 Luneta Street
'San Luis Ob ispo, Gal ifor ni a 93401 Regional Administrator, Region V
U.S. Nuclear Regulatory Commission 1450 Maria Lane Suite 210 Walnut Creek, California 94596 NRC Resident Inspector Diablo Canyon Nuclear Power Plant c/o U.S. Nuclear Regulatory Commission P. 0.
Box 369 Avila Beach, California 93424 Bruce Norton, Esq.
c/o Richard F. Locke, Esq.
Pacific Gas and Electric Company Post Office Box 7442 San Francisco, California'4120 Dr. R. B. Ferguson Sierra Club - Santa Lucia Chapter Rocky Canyon Star Route Creston, California 93432 San Luis Obispo County Board of Supervisors Room 270 County Government Center San Luis Obispo, California 93408 Michael M. Strumwasser, Esq.
Special Assistant Attorney General State of California Department of Justice 3580 Wilshire Boulevard, Room 800 Los Angeles, Gal ifornia 90010 Dr. Gerard C. Wong; Chief Radiological Materials Control Section State Department of Health Services 714 P Street, Office Building 88 Sacramento, California 95814
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ENCLOSURE 1
ATTENDEES Public Meeting on Inatallation of Sixth Diesel Generator at Diablo Canyon Thursday, July 20, 1989 William H. Goelzet Walter P.
Haass Michael Jacobson Pius Kao John Knox Barklay S.
Lew Harry Rood Faust Rosa Raymond Thierry George Wu ORGANIZATION PG&E NRC/DRIS/RVIB PG&E PG&E NRC/DEST/SELB PG&E NRC/DRSP/PDV NRC/DEST/SELB PG&E PG&E
ENCLOSURE 2
VIEMGRAPHS PRESENTED BY PGSE Public Meeting on Inatallation of Sixth Diesel Generator at Diablo Canyon Thursday, July 20, 1989
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Oiablo Canyon Power Plant Sixth Oiesel Generator Installation Meeting Agenda
~ Purpose of Meeting
~ Proposed Modification
~ Schedule for Design, Manufacture and Installation
~ Commercial Grade Procurement
~ Commercial Grade Dedication Process
~ Test Program
~ Concluding Statements
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Purpose of Meeting
~ Provide Overview of PGSE's Program for Installation of Sixth EDG
~ Specifically Address Dedication and Testing Issues SsT'20-2
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EXISTING DIESEL GENERATOR ARRANGEMENT 500KV BUS 2SOKV BUS TO TO 2SOKV 500KV
~ BUS BU8
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) UNIT1 4KV BUS F UNIT 2 4KV BUS F UNIT 1
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4KV BUS 6 UNIT 2 4KV BUS H UNIT 2 DIESEL GENERA 04 NO. ff DIESEL DIESEL GENERATOR GENERATOR NO. a NO. 1S DIESEL QENERA'lR NO. 21 DIESEL GENERATOR HO. 22
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PROPOSED MODIFICATION ADDITIONOF SIXTH DIESEL GENERATOR 500KV BUS TO 2SOKV BUS TO TO 2SOKV SOOKV BUS BUS
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, UNIt~
4KV BUS F UNIT 1 4KV BUS F UNIT 2 4KV BUS 8 UNIT 2 4KV BUS H UNIT 2 DIESEL GENERATOR NO. tl DIESEL DlESEL DlESEL DIESEL GENERATOR GENERATOR GENERATOR GENERATOR NO. t2 NO. 1S NO. 2-S NO. D DIESEL GENERATOR NO. 22
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PROPOSED SCHEDULE FOR ADDING DIESEL GENERATOR 2-8 1989 1990 1991 JFMAM J JASOND JF MAMJ JASOND JFMAM J J ASOND Begin Design I
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~he
', Submittal I
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Request for Proposal I
Complete Construction I
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Tie-ln To Unit2 And Perform Testing Start Manufacturing EDG and
.Obtain NRC Acceptance EDG 'Ready for Shipment Start Construction 7'20-3
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Commercial Grade Procurement
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PGKE Plans to Procure an ALCO Diesel
~ Existing Five Diesels Are Manufactured by ALCO and Has Demonstrated High Reliability
~ Reasons for Procuring an ALCO Solid Reliability Record of ALCOs
- Simplify Maintenance and Operating Procedures Design Benefits Compatibility with Design of Existing'LCO Diesels
~ ALCO Is a
Commercial Grade Supplier Ss)'!0 4
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Commercial Grade Oedicati on Process
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PGSE Uses EPRI Guidelines for Equipment Dedication QA Audit on Manufacturer of Major Components Review of Manufacturing. Process Procedures Engineering Determination of Critical Parameters QC Inspection/Surveillance of Critical Manufacturing Process QC Inspection of Critical Parameters St7'20 d
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Commercial Grade Dedication Process
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PGRE's Inspectors to Supplement ALCO's QC Program
~ Dedication Program is Existing and Is Not a
New Program Created to Support This Installation
~ Existing Procedures Will Be Used to Dedicate the EDG Ss7'20 5
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Reliability of ALCO EOG
~
IE E E -387 Standard Provides a
Qualification Test Method for Meeting the NRC and Utility Reliability Goal of 95%
~ Qualification Test Is a '300 Start and Load'est Which Is Performed on a
Newly Manufactured EDG and Is Conducted Under Ideal Conditions
~ Operating Experience of EDGs Is a
Better Measure of Reliability 8)T'RO e
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Reliability of ALCO EOG
~ ALCO Has Proven Itself as a
Reliable EDG {Table 1,
2 8 3)
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PG&E Plans To Use the Site Start and Load Test in Conjunction with Data for Fast Start for All DCPP Diesels to Demonstrate the Reliability of Its New EDG Unit In Lieu of 300 Start and Load'ualification Test
~ Diesel Generator Reliability at DCPP Is 0.983 Based on 400 Fast Start and Load
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EDG Reliability Exceeds Diesel Generator Reliability of 0.95 887'20 10
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Table 1
DIESEL GENERATOR FAILURES BY MANUFACTURER DIESEL MFR.
GM-EMD FAIRBANKS MORSE ALCO NUMBER OF PLANTS 30 NUMBER OF OF DGS+
48 TOTAL NO.
FAILURES 232 201 62 FAILURES PER DG PER YEAR 1.05 f.63 0.78 COOPER BESSEMER WORTH)NGTON 2
TDI 7
38 4
20 2
8 1.26 f.16 0.92 NORDBERG ALL MFRS ee f28 686 1.91
$.18 EXERPT FROM EPRI REPORT NP-4284, VOLUME 2, FAILURES RELATED TO SURVEILLANCE TESTING OF STANDBY EQUIPMEHT'
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Table 2 DIESEL GENERATOR RELIABILITY DIESEL UNIT NO.
NO.
VALID VALID.
TEST FAILURES RELIABILlTY FAlLURES SINCE 1986 1-1 1-2 2-1 2-2 209 224 105 110 0
0 98.6 99.1 99.1 100.0 100.0 0
0 0
0 TOTAl.
864 99.2
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Table 3 ALCO's Proven Reliabilit Applicable Years No. Of Starts No. Of Failures Reliability NSAC 108 83-85 2713 PG&E Survey
- 30 15 98.2'/0 98.8'/0 DCPP Data 86-89 320 99 7%
3:7'20-12
- Compiliation of Data From Salem 1 & 2 Palisades Pilgrim 1 Diablo Canyon 1 & 2
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Proposed Testing Program to Satisfy Reg Guide 1.9
~ Tests To Ele Performed for the Sixth EDG (Guidance Documents Reg Guide 1.9 and IEEE-387)
Factory Production Test Qualification Test Site Test Surveillance Test 837'2O-e
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Proposed Testing Program to Satisfy Reg Guide 1.9
~ Factory Test Shall Consist of:
Break-In Test Performance Test Generator Test Excitation, Control and Accessory Test per Manufacturer Standard Practice
~ Qualification Test Consists of:
LoadlNo Load Capability Test Margin Test Equivalent Testing Experience To 300 Start and Load Test (Use Operating Experience in Conjunction With Site Start and Load Test to Demonstrate Reliability}
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Proposed Testing Program to Satisfy Reg Guide 1.9
~ Site Test 25 Start and Load Test Rated Load Test Load Rejection Test Electrical/Subsystem Test
~ Surveillance Test Tech Spec Surveillance Monthly Gradual Start and Load Test Except Twice A Year To Be Fast Started Miscellaneous Performance Test Every 18 Months St7'20 5
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Regulatory Guide 1.9 Revision 3 (Proposed)
- Major Chan'ges In Proposed Regulatory
- Guide, Revision 3
- PG8E Reviewed and Considered Impact of Proposed Regulatory. Guide on Our EDG installation
- Regulatory Guide Describes a Means For Meeting the Minimum Diesel Reliability Goal of 0.95 Reliability
- Guidelines For Using Diesel Generator Models Already Operating In the Industry Is Not Discussed In Regulatory Guide
- PGKE Plans To Use Site Start and Load Test In Conjunction With Operating Experience to Demonstrate the 0.95 Reliability
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Concluding Statements
~ PG8E Will Procure an ALCO Because of Its Reliability and Compatibility With Diablo Canyon Power Plant
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PGS.E Will Provide the Resources to Dedicate the EDG to Ensure that the EDG Is a Quality Product
~ The EDG Will Be Installed per the Guidance of Regulatory Guide 1.9 and IEEE-387 to Ensure the Reliability of the Unit and its Capability to Perform Its Safety Function
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