ML20028C080
| ML20028C080 | |
| Person / Time | |
|---|---|
| Site: | Sequoyah  |
| Issue date: | 12/23/1982 |
| From: | Adensam E Office of Nuclear Reactor Regulation |
| To: | |
| Shared Package | |
| ML20028C081 | List: |
| References | |
| NUDOCS 8301060017 | |
| Download: ML20028C080 (10) | |
Text
,
TENNESSEE VALLEY AUTHORITY DOCKET NO. 50-327 SEQUOYAH NUCLEAR PLANT, UNIT 1 AMENDMENT TO FACILITY OPERATING LICENSE Amendment No. 21 License No. OPR-77 1.
The Nuclear Regulatory Commission (the Commission) has found that:
A.
The applications for amendment to the Sequoyah Nuclear Plant, Unit 1 (the facility) Facility Operating License No. DPR-77 filed by the Tennessee Valley Authority (licensee), dated December 23, 1982 (two letters), comply with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act) and the Commission's regula-tions as set forth in 10 CFR Chapter I; 8.
The facility will operate in confomity with the license, as amended, the provisions of the Act, and the rules and regulations of the Con-mission; C.
There is reasonable assurance (1) that the activities authorized by this anendment can be conducted without endangering the health and safety of the public, and (ii) that such activities will be conducted in compiiance with the Commission's regulations; D.
The issuance of this amendment will not be ininical to the common defense and security or to the health and safety of the public; and E.
The issuance of this amendment is in accordance with 10 CFR Part 51 of the Commission's regulations and all applicable requirements have been satisfied.
2.
Accordingly, the license is hereby amended by page changes to the Appendix _A Technical Specifications as indicated in the attachments to this license amend-ment and paragraph 2.C.(2) of Facility Operating License No. DPR-77 is hereby amended to read as follows:
(2) Technical Specifications The Technical Specifications contained in Appendix A, as revised through Anendment No. 21, are hereby incorporated into the license.
8301060017 821223
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2 The licensee shall operate the facility in accordance with the i
Technical Specifications.
3.
This license anendnent is effective as of its date of issuance.
FOR THE NUCLEAR REGULATORY COMMISS10tl Elinor G. Adensam, Chief Licensing Branch flo. 4 Division of Licensing Attachraent:
Appendix A Technical Specification Changes Date of IssJance: December 23, 1982 On to n; 7//
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f ATTACHMENT TO LICENSE Af1EtiDMENT H0. 21 FACILITY OPERATING LICENSE fl0. DPR-77 D_0CKET NO. 50-327 Replace the following pages of the Appendix "A" Technical Specifications with the enclosed pages.
The revised pages are identified by Amendment number and contain vertical lines indicating the area of change.
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' CONTAINMENT SYSTEMS SURVEILLANCE REQUIREMENTS (Continued)
[s.
e After every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of charcoal adsorber operation by verifying c.
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within 31 days after removal that a labbratory analysis of representa-tive carbon sample obtained in accordance with Regulatory Position C.6.b of Regulatory. Guide 1.52, Revision 2, March 1978, meets the Regulatory Guide 1.52, Revision 2, March 1978.
d.
At least once per 18 months by:
1.
Verifying that the press'ure drop across the combined HEPA filters and charcoal adsorber banks is less than 8 inches Water Gauge while operating the filter train at a flow rate of 4000 cfm i 10%.
2.
Verifying that the filter train starts on a Phase A containment isolation Test Signal.
l 3.
Verify the operation of the filter cooling bypass valves.
t i
4.
Verifying that the heaters dissipate 1611.6 kw when tested in accordance with ANSI N510-1975.
5.
Verifying that each system produces a negative pressure of greater than or equal to (0.5) inches W.G. in the annulus within (1) minute af ter a start signal.
i e.
After each complete or partial replacement of a HEPA filter bank by verifying that the HEPA filter banks remove greater than o'r equal to 99.95% of the DOP when they are tested in place in accordance with ANSI N510-1975 while operating the system at a flow rate of, 4000 cfm 1 10%.
f.
Afte'r each complete or partial replacement of a charcoal adsorber bank by verifying that the charcoal adsorbers remove greater than or equal to 99.95% of a halogenated hydrocarbon refrigerant test gas when they are tested in place in accordance with ANSI N510-1975 while operating the system at a flow rate of 4000 cfm i 10%.
e SEQUOYAH - UNIT 1 3/4 6-14 Amendment No. 21
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i ELECTRICAL POWER SYSTEMS 7
SURVEILLANCE REQUIREMENTS (Continued)
^
Within 5 minutes after completing this 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> test, perform Specification 4.8.1.1.2.c.4.
The gerierator voltage and fre-i quency shall be 6900 1 690 volts and 60 i 1.2 liz within 10 seconds after the start signal; the steady state generator voltage and frequency shall be maintained within these limits during this test.
l 9.
Verifying that the auto-connected loads to each diesel generator l
do not. exceed the 2000 hour0.0231 days <br />0.556 hours <br />0.00331 weeks <br />7.61e-4 months <br /> rating of 4000 kw.
10.
Verifying the diesel generator's capability to:
a)
Synchronize with the offsite power source while the generator is loaded with its emergency loads upon a simulated restoration of offsite power.
b)
Transfer its loads to the offsite power source, and c)
Be restored to its shutdown status.
11.
Verifying that'with the diesel generator operating in a test mode (connected to its bus), a simulated' safety injection signal overrides the test mode by (1) returning the diesel generator to standby operation and (2) automatically energizing
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the emergency loads with offsite power.**
9 12.
Verifying that the automatic load sequence timers are OPERABLE with the setpoint for each sequence timer within + 5 percent of its design setpoint.
13.
Verifying that the following diesel generator lockout features prevent diesel generator starting only when required:
a)
Engine overspeed 4
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b) 86 GA lockout relay At least once per 10 years or after any modifications which could e.
affect diesel generator interdependence by starting the diesel generators simultaneously, during shutdown, and verifying that the diesel generators accelerate to at least 900 rpm in less than or equal to 10 seconds.
f.
At least once per 10 years-by:
1.
Draining each fuel oil storage tank, removing the accumulated
- sediment and cleaning the tank using a sodium hypoclorite solution, and 2.
Performing a pressure test of those portions of the diesel fuel oil system design to Section III, subsection ND of the ASME Code at a test pressure equal to 110 percent of the system design pressure.
u
- This requirement is waived for the-period from December 23, 1982, until I
the next refueling at the.acility.
SEQUOYAH - UNIT 1 3/4 8-5 Amendment No. 21
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TENNESSEE VALLEY AUTHORITY i
i DOCKET NO. 50-328 SEQUOYAH NUCLEAR PLANT, UNIT 2 AMENDMENT TO FACILITY OPERATING LICENSE Amendment No.11 License No. DPR-79 i
1.
The Nuclear Regulatory Conmission (the Commission) has found that:
A.
The applications for snendment to the Sequoyah Nuclear Plant, Unit 1 (the facility) Facility Operating License No. DPR-79 filed by the Tennessee Valley Authority (licensee), dated December 23, 1982 (two letters), comply with the standards and requirements of the Atomic Energy Act of 1954, as amended (the Act) and the Commission's regula-tions as set forth in 10 CFR Chapter I; i
B.
The facility will operate in conformity with the license, as amended, the provisions of the Act, and the rules and regulations of the Com-mission; I
C.
There is reasonable assurance (1) that the activities authorized by this amendment can be conducted without endangering the health and safety of the public, and (ii) that such activities will be conducted in compliance with the Commission's regulations; I-D.
The issuance of this amendment will not be inimical to the common defense and security or to the health and safety of the public; and i
E.
The issuance of this amendment is in accordance with 10 CFR Part 51 of the Commission's regulations and all applicable requirements have l
been satisfied.
2.
Accordingly, the license is hereby amended by page changes to the Appendix A i
Technical Specifications as indicated in the attachments to this license amend-l ment and paragraph 2.C.(2) of Facility Operating License No. DPR-79 is hereby amended to read as follows:
(2) Technical Specificctions The Technical Specifications contained in Appendix A, as revised i
through knendment No. II, are hereby incorporated into the license.
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. The licensee shall operate the facility in accordance with the Technical Specifications.
3.
This license amendment is effective as of its date of issuance.
FOR THE NUCLEAR REGULATORY COMMISSION l
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Elihor G. Adensam, Chief ticensing Branch No. 4 Division of ticensing -
Attachment:
Appendix A Technical Specification Changes Date of Issuance: December 23, 1982 f
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ATTACHf4ENT TO LICENSE A!4EN0f4ENT NO.11 FACILITY OPERATING LICENSE NO. DPR-79 DOCKET NO. 50-328 t
Replace the following pages of the Appendix "A" Technical Specifications with i
the enclosed pages.
The revised pages are identified by Amendment number and contain vertical lines indicating the area of change.
I Amended Page t
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CONTAINMENT SYSTEMS
,, SURVEILLANCE REQUIREMENTS (Continued) c.
After every 720 hours0.00833 days <br />0.2 hours <br />0.00119 weeks <br />2.7396e-4 months <br /> of charcoal adsorber operation by verifying within 31 days after removal that a laboratory analysis of representa-tive carbon sample obtained in accordance with Regulatory Position C.6.b of Regulatory Guide 1.52, Revision 2, March 1978, meets the laboratory testing criteria of Regulatory Position C.6.a of Regulatory Guide 1.52, Revision 2, March 1978.
d.
At least once per 18 months by:
1.
Verifying that the pressure drop across the combined HEPA filters and charcoal adsorber banks is less than 8 inches Water Gauge while operating the filter train at a flow rate of 4000 cfm i 10%.
2.
Verifying that the filter train starts on a Phase A containment isolation Test Signal.
3.
Verify the operation of the filter cooling bypass valves.
4.
Verifying that the heaters dissipate 16 1 1.6 kw when tested
[,9 in accordance with ANSI N510-1975.
5.
Verifying that each system produces a negative pressure of greater than or equal to (0.5) inches W.G. in the annulus within (1) minute after a start signal.
e.
After each complete or partial replacement of a HEPA filter bank by verifying that the HEPA filter banks remove greater than or equal to 99.95% of the DOP when they are tested in place in accordance with ANSI N510-1975 while operating the system at a flow rate of 4000 cfm 1 10%.
f.
After each complete or partial replacement of a charcoal a'dsorber bank by verifying that the charcoal adsorbers remove greater than or equal to 99.95% of a halogenated hydrocarbon refrigerant test gas when they are tested in place in accordance with ANSI N510-1975' while operating the system at a flow rate of 4000 cfm + 10%.
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SEQUOYAH - UNIT 2 3/4 6-14 Amendment No.11
(
ELECTRICAL POWER SYSTEMS SURVEILLANCE REQUIREMENTS (Continued) 8.
Verifying the diesel generator operates for at least 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.
During the first 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> of this test, the diesel generator shall be loaded to greater than or equal to 4400 kw and.during the remaining 22 hours2.546296e-4 days <br />0.00611 hours <br />3.637566e-5 weeks <br />8.371e-6 months <br /> of this test, the diesel generator shall be loaded to greater than or equal to 4000 kw.
The generator voltage and frequency shall be 6900 i 690 volts and 6011.2 Hz within 10 seconds after the start signal; the steady state generator voltage and frequency shall be maintained within these limits during this test.
Within 5 minutes after completing this 24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> test, perform Specification'4.8~.1.1.2.d.4.b 9.
Verifying that the auto-connected loads to each diesel generator do not exceed the 2000 hour0.0231 days <br />0.556 hours <br />0.00331 weeks <br />7.61e-4 months <br /> rating of 4000 kw.
10.
Verifying the diesel generator's capability'to:
a)
Synchro 5ize with the offsite power source while the generator is loaded with its emergency loads upon a simulated restoration of offsite power.
b)
Transfer its loads to the offsite power' source, and 9
c)
Be restored to its shutdown status.
11.
Verifying that with the diesel generator operating in a test mode connected to its bus, a simulated safety injection signal overr. ides the test mode by (1) returning the diesel g nerator to standby operation and (2) automatical.ly energizing the emergency loads with offsite power.**
- 12. YerifyingthattheautomaticloadsequencetimersareOPERABLE with the setpoint for each sequence timer within + 5 percent of its design setpoint.
13.
Verifying that the following diesel generator lockout features prevent diesel generator starting only when required:
a)
Engine overspeed b) 86 GA lockout relay e.
At least once per 10 years or after any modifications which could affect diesel generator interdependence by starting the diesel generators simultaneously, during shutdown, and verifying that the diesel generators accelerate to at least 900 rpm in less than.or 7
J equal to 10 seconds.
l
- This requirement is waived for the period from December 23, 1982, until the next refueling *at the facility.
SEQUOYAH - UNIT 2 3/4 8-5 Aniendment No.11