ML17193B461
| ML17193B461 | |
| Person / Time | |
|---|---|
| Site: | Dresden  |
| Issue date: | 06/01/1981 |
| From: | Crutchfield D Office of Nuclear Reactor Regulation |
| To: | |
| Shared Package | |
| ML17193B459 | List: |
| References | |
| NUDOCS 8106100516 | |
| Download: ML17193B461 (2) | |
Text
UNITED STATES NUCLEAR REGULATORY COMMISSION*
WASHINGTON, D. C. 20555 COMMONWEALTH EDISON C0MPANY DOCKET NO. 50-237 DRESDEN STATION, UNIT NO. 2 AMENDMENT TO PROVISIONAL OPERATING LICENSE Amendment No. 61 License No. DPR-19
- 1.
The Nuclear Regulatory Commission (the Commission) has found that:
.A.
The *application for amendment by Commonwealth Edison Company (the licensee) dated May 24, 1981 as supple-mented May 27, 19~1. complies with standards and requirements.of the Atomic Energy Act of 1954, as amended (the Act), and the Commissi~n's rules and regulat{ons set forth in 10 CFR Chapter I; B.
The facility will operate in conformity with the application, the provisions of the Act, and the rules and regulations of the Commission; -
C.
There is reasonable assurance (i) th~t the activities
- author.i zed by this amen~ment can be conducted without endangering the health and safety of the public, and (ii) that such activities will be conducted in com-pliance with the Commission's regulations; D.
The issuance of this amendment will not be inimical to the common defense and security or to. the hea 1th and safety of the publi~; and E.
The issuance of this amendment is in accordance with 10 CFR Part 51 of the Commiss.ion's regulations and all applicable requirements have been satisfied.,,
2~ Accordingly, the license is amended by the addition of Paragraph 3.M to Provisional Operating License No. DPR-19 to read as follows:
- ,... ~.
2 -
' M.
£]~()vis i ()_!}_? __ to a 11 ow Q_R_g_!'..'_Q_!: i OI\\_Ji.U.b__9_r1~~c: ire u l u__!:_i 0 n. 100 p out of service for a period not _to exceed four v1eeks:
.... ~. --
- 3.
- 1. The s teady-s ta te therma 1. power 1eve1 wi 11 not exceed 503 of rated
- 2.
The Minimum Critical Pov1er P?tio (MCPR} Safety 'Limit will be increased.C3 to l.ld (T.S. 1.1.A and 3.3.5C}
- 3.
The MCPR limiting Condition for Operation (LCO} will be increased 0.03 to 1.27 and 1.34 for 7x7 and 8x8 fuel respectively (T.S. 3.5.K}
- 4.
The Minimum Average Planar Linear Heat Generation Rate (MAPLHGR} limits will be reduced by 0.7 for all fuel types (T.S. reference 3.5.I}
- 5.
The APRM Scram and Rod Block Setpoints and the RBM Setpoints shall be reduced by 3.5% to read as follows:
T.S. 2.l.A.l s
.58 HD+ 58.5' f.S. 2.1.A.l* S -. (.58 WO+ ~8.5} FRP/MFLPD T.S. 2.1.B S -.58 WO+ 46~5 T.S. 2.1.B*
S - (.58 WO+ 46.5}. FRP/MFLPD T.S. 3.2.C.
(TABLE 3.2.3}:
APRM Upsc~le (.58 WD + 46.5}
FRP/MFLPD RBM Upscale =:65 WD _ 3S.5
- 6.
The suction valve in the idle loop is closed and
.electrically isolated until the idle loop is being prepared for return to service.
- 7.
- APRM flux noise will be measured once per shift and the recirculation pump speed will be reduced if the flux noise averag~d over 1/2 hour exceeds 5% peak to
,peak, as measured on the APRM chart recorder.
- 8.
~he core plate delta ~ noise will be measured 9nce per shift and the recirculation pump speed will be reduced
- f the noise exceeds 1 psi peak to peak~.
This license amendment is effective as of the date of issuance. _:.::
FOATHE NUCLEAR REGULATORY COMMIS_SION
~#1~/J,~.
Date of Issuance:*
June 1, 1981 Dennis M. Crutchfield;"~;~
Operating Reactors Branch #5 Division of Licensing
..*