L-78-397, Forwards Request to Amend Append a of Facil Oper Lics DPR-31 & 41.Subj Proposal Requests Changes in Rod Insertion Limits for Both Units to Allow More Flexibility in Long Range Reload Planning.W/Encl Safety Evaluation
| ML17338A397 | |
| Person / Time | |
|---|---|
| Site: | Turkey Point  |
| Issue date: | 12/22/1978 |
| From: | Robert E. Uhrig PENNSYLVANIA POWER & LIGHT CO. |
| To: | Stello V Office of Nuclear Reactor Regulation |
| References | |
| L-78-397, NUDOCS 7812270221 | |
| Download: ML17338A397 (5) | |
Text
{{#Wiki_filter:. BOX 013100, MIAMI, FL 33101 gkl~Itl PAI i A% FLORIDAPOWER'& LIGHT COMPANY December 22, 1978 L-78-397 Director of Nucl'ear Reactor:Regulation Attention: Nr. Victor Stello,.Director Di.vision of.Operating',Reactors U. S. Nuclear Regulatory Commi'ssion Washington, 'D. C. 20555.
Dear,
Nr. Stel,lo: Re: Turkey Point Units 3 and'4 Docket Nos ~ , 50.,250 and 50-251'roposedAmendment:to Facil'i;ty ' eratin L'icenses':DPR-'31 and"DPR In.accordance wi:th. 1.0 CFR 50.30, Florida 'Power 5 Light Company submits 'herewith three (3) signed originals and forty (40) copies of a request to amend Appendix A of::Faci 1.i'ty Operating. Licenses. DPR-31. and DPR-41. The subject proposal. requests changes in the rod insertion limits for both Units 3 and 4. The purpose of the changes is to.allow more flexibi.lity in the long range reload planning for the Turkey Point units. We intend to incorporate the revised rod, insertion 1'imi.ts for Unit 4, Cycle 6, which is scheduled to,begin in Nay,, 1979. Therefore, .we request your timely review and approval of our request. The proposed amendment is descri:bed below and shown on the attached Tech-nical Specification pages bearing the date of this letter in the.lower right hand'orner. Fi 'ures 3.2-1.':'a', 1 b); 8 l(c These four. figures, give the new two and three loop Control Group Insertion Limits for Turkey Point Units 3 and 4. The, proposed amendment has been reviewed by the Turkey.,Point Plant:Nuclear Safety:Committee and the Florida Power 8 Light Company. Nuclear Review Board. They. have concluded that, it does.not invol:ve an unreviewed safety question. Very truly yours, Robert E. Uhrig, Vice President A'dvanced Systems and Technology 'REU/NASjcf Attachment cc: Nr. James P. O'Reilly, Region II Robert Lowenstein, Esquire 78> asVON(< PEOPLE... SERVING PEOPLE
. UNIT 4 CONTROL GROUP INSERTION LI HITS FOR THREE LOOP OPERATION 100 .LI L} L ~ I ~ ~ 80 I 00, 75 60 I-g 4Q L'. (0, 47) ~ ~ Q ~ ~Ql~ I ~ BANK 2Q'..-'"-. (12, 0).-.;-. ~ ~ Q I 0 , 20 '0 60 80 100 POWER LEVEL, PERCENT RATEO FIGURE 3,2-1
~ ~ 'ONTROL GROUP INSERTION LIMITS FOR TlIO LOOP OPERATION lOO P ~ >>L =f (22, loo) 80 LfL Bank (60, 7 60 4~ 40 I 4 LI ~ ' 1 P Bank 0 L'L 20 (0, 24) ~ PI L>>} 0 LP L T P,I 'Ll>> 20 40 60 80 .Power Level, Percent Rated I 100 FIGURE 3.2-l(a)
UNIT 3 CONTROL GROUP INSERTION LIf1ITS FOR THREE LOOP OPERATION 100 I I ~'rk b ~ (62 100) -- ~ ~ 80 4 ~ t BANK C
- -:=(100, 7S)
CS I-40 (0, 47 BANK 0 '0 0. 0 tIL- ~ q4 ~ 20 40 ~. t I 60 80- '00 POWER.LEVEL, PERCENT RATEO FIGURE 3.2-1(b) ~ ~
UNIT 3 CONTROL GROUP It<SERTIOi4 LItjITS FOR THO LOOP OPERATIOil= h .300 (22, lOO) 80 'ank (0, 81) (60, 76) g 60 o 40'a , rnk D L ~..t 20 (0, 24 0 ~ ~ 0 20 40. = 60 80 100 = Power Leve'I, Percent Rated FIGURE 3-2 "(c) h}}