ML20067E560

Rev 2 to Core Operating Limits Rept Unit 2 - Cycle 14

ML20067E560
Person / Time
Site:	Prairie Island
Issue date:	02/11/1991
From:	Richard Anderson, Eckholt E, Kapitz J NORTHERN STATES POWER CO.
To:
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ML20067E555	List: ML20067E554 ML20067E559 ML20067E560
References
NUDOCS 9102150127
Download: ML20067E560 (30)

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.1 PRAIRIE-ISLAND NUCLEAR GENERATING-PLANT a-

CORE CPERATINGgLIMITS REPORT Unit 2 - Cycle 14 Revision 2 A

,.k_'.

. i; (Note::This reportiis not-part-of theI echnical Specifications.

T This report is referenced ~in Technical Specifications, n.

9102150127.910211'

?

-P.

PDR

'h

-i PDR ADOCK 05000282 ra-i un i -

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s

- PRAIRIE ISLAND NUCLEAR GENERATING PIANT CORE OPERATING LIMITS REPORT Unit 2 - Cycle 14 Revision 2 This report provides the valtes of the limits for Unit 2 Cycle 14 as required by Technical Specification Section 6.7.A 6.

These values have been established using NRC approved methodology and are established such that all applicable-limits of the plant safety analysis are met.

t

-Heat Flux Hot Channel Factor Limits RTP' F

- 2.45-a K(Z) values are providsd in Figure 1.

V(Z) values are provided in Figures 2a through 2u.

Reference Technic::1-Specification Sections: -3.10.B.1 and 3.10.B.2'

' Nuclear Enthalov Rise Hot Channel Factor Limits RTP-

-F a - 1.70 PFDH - 0.3 If the nuclear enthalpy rise hot channel factor exceeds.its limit in Technical Specification 3.10.B.1, reduce the high neutron _ flux trip setpoint by 3.33%.

for each percent that the measured nuclear'enthalpy rise hot channel factor exceeds the'3,10.B.1 limit.

Reference-Technical Specification Sections: 3.10,B.1, 3.10.B 2 and 3.10,B.3 i

4 Coro Operatine Limits Deport Unit 2. Cycle 14 Revision 2 Pege 2 of 29 Linear lleat Generation Rate The 95% probability level ECCS analysis calculation utilized a peak linear heat generation rate of 14.2 kv/ft.

The Appendix K ECCS analysis calculation utilized a peak linear heat generation rate of 15.5 kv/f t for the F, limit of 2.45.

Reference Technical Specification Sc: tion: 3.10.B Axial Flux Difference' Limits The axial flux difference lim.tts are provided in Figure 3.

The Axial Flux Difterence target band is i5t.

Reference Technical Specification Sections: 3.10.B.4 throuSh 3.10.B.9 Shutdown Rod Insertion Limits The shutdown rods shall be fully withdrawn.

Reference Technical Specification Section: 3.10.D pontrol Rod Insertion Limits The control rod banks shall be limited in physical insertion as shown in Cigures 4. 5 and 6.

Reference Technical Specification Sections: 3.10.D and 3.10.G Reactor Coolant Flow Limit The reactor coolant system flow shall be~a 178,000 gpm.

Reference Technical Specification Section: 3.10.J

--._,_,,,,,,,,,,q o

Core Operatine Limits aeport Unit 2, cytte 14 Revision 2 Page 3 of 29 r S3 M.

//

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Prepared By:

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Date Eugene @ kholt Reviewed By:

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Jon Kapitz

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~/ D#te Acting Superintendhnt of Nuclear Engineering Prairie Island Reviewed By:.

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/

'Roge A'nderson

/

pate

[lysi Man ger Nuclear

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Approved By:

01-Thomas-M Parker'

/ / ate' Manager Nuclear Support Services

l cere operating i,taits Report unit 2, Cycle 14 R vision 2 Page 4 of 29 1.2 (6.0.1.0)

(12. 0.0. 92::

1.0 I

l 0.8 1

K(Z) 0.6 0.4 0.2

0. 0 O

2 4

6 8

10 12.

Core Height (ft)

Figure.1 HOT CHANNEL FACTOR NORMALIZED OPERATING ENVELOPE

cor. = aue, u'.' a..

n

+.1G U RE 2a

1. ,Lc;"'"

Page 5 of 29 V(z) asta Function ofLCore Height i

Unit-2 Cycle 14 ( 100 mwd /mtu)-

v( ) penalty 1n i i

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Page 6 of 29 V(z) as a Function of Core Height Unit 2 Cycle 14 ( 150 mwd /mtu) v(:) penalty 1.2 :

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Page 7 of 29 j

l V(z)? as a Function of Core Height Unit 2-cycle 14-( 500 mwd /mtu) 1

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---

_m________________

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.i s.:

Ctro Opertting Llatts Report :

~*

Unit 2. Cycle 14 Revision 2 FIGURE 2e

"' ' d 2' V(z) as a Function of Core Height Unit 2l Cycle 14 ( 2000. mwd /mtu) b

v( )' penalty

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axial heights, feet LINEARLY.'. INTERPOLATE BETWEEN AXIAL ;

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. e Core Oper6 ting Limits R 4 ort a-Unit 2, Cycle 14 Revision 2 FIGURE 2f

V(z) as a Function of Core Height Unit 2 Cycle 14 (3000 mwd /mtu) o n

l' v(z) penalty

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Core Operating Llatts Atport -

i Unit 2,. Cycle 14 Revision 2-FIGURE.2g-

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Core Operating Limita Rzport u, vi 2, Cycle 14-at-stsion 2 FIGUR'd 2h

""'2""

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Core Operating Limits Report' Unit 2, Cycle M twiston 2 FIGURE 2i s

a V(z)?as a Function of; Core Height-Unit 2 Cycle 14 (6000' mwd /mtu)

. v(z)L penalty 1'.14' l.

-l

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_ lll - j Core operating Limits Report Unit 2i Cycle M i Revision 2 ~ FIGURE 21 reaan ) V(z) as:a Function-of Core Height 1 L Unit 2 Cycle 14' (9000 mwd /mtu) j 4 1 v(z) penalty 1.14~ 3 j i l \\ i l r-- ;-- ' 1;13 -- ~ i I 3 i i 7 j -j' 7 1.12 + i i l i i / 2

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Care Operatin0 Limits Report Unit 2, Cycle 14 Revision 2 Pege 19 of 29 FIGURE 2o V(z)"as a Function of Core Height Unit 2 Cycle 14-(12,000 mwd /mtu) v(z) penalty 1.14 1 i 4 i 1, i 1 1.13 - T-~~~~ '""""~~[C[._. j ~~~~""~ { ~ - ~ " ~ I . _ _: _.i. _. 1.12 1 /m v/ 1 1 s .i i j i -j i 4 r-

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Core Operating Limits Rtport Unit 2, Cycle 14 R vision 2 FIGURE 2q V(z) as a-Function of-Core Height Unit 2 Cycle 14 (14,000 mwd /mtu) v(z). penalty 1.2 . g, j g I.... 7 p- -t i i i i ,1 t I i j i i I j l -t "- - i 1.18 ---i i l i i .t-1.17 ---j j r-t--- T r, +- p 3 t 3 .1.1 6 i i i i i 1 1.15. i,- - i -+i WNl r 1 r-- r 1.14 ---t L i-4- c 3 i i -/ i.s- ! . 1.-13 ._.._.4._..._../. ...._..___.._..q...

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1. w Ctre Operating Limits Rsport. c Unit ti Cycle 14 Revision 2 Page 22 of 29 FIGURE 2r V(z) as a: Function of Core Height o Unit 2 Cycle 14 (15,000 mwd /mtu) v(z) penalty 1.2 l-l l--";,--- F I i i t i -t t-j - "-'--m 1.19 t; + i i 1 i l i i "t -:--- --4 -t l = 1.18 - i t, - ~l t.- lI 1 i-l i 1 3 = -, 11. 1 7-- -i 4 i I i i 1.16---i f--j- ; -i q - t- [ 3--t--f-- 1.15 4 i i L j; Ai, ~X t +- !--i,---t t, --- 1 -f - - - 4 r l i .i.- 1-1 + i fr 1.14' t' N i s + i i 1.13 -i F-a+- H r- - -+ e i .[ .4 1 c 7 M n 1.12 -g i "-- 1 i i-i _..i_. _l i_ r 1 1.11 1 a i a t i-a 1.1 1--i L-lN fJ 1--{ 1 L o I 1 1 L o + - - - 1 1.09-r --l -- 7-- t + r-1 l i i --+- ---r-+l i 1 ~.0 8. cr/--- 1 i.1 i y i 1.07: r - +i-4 +- 1 i -i y I l-i, - 2 i 2 ---+ 1.06i ' --i--L-L. i o n 3 L o c1.- 05 1 i --i i i i kqi I ,r 1 4 l-c t---I--- J -1'.04 q F.

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+ . - -. - -... - -. - - ~ _ - - m .e A - Core Operating Limits Asport Unit 2,-Cycle M 1 Revision 2-Page 23 of 29' FIGURE 2s .1 V(z) as a Function of Core Height - Unit 2 Cycle 14:(15,500 mwd /mtu) v(z) penalty. 1.2: 3 ,i _ __. +. .i.._.,ii_ _m,,i - zr 3 i i 1 r i _j"j g' -~~l. -I I l l l,I i _1_ -.i----F _.l. i._..... i...._...,i _.i i 1.18 - t-- 1-- r-1-- T----;-- t i .i .I.l( t i -1 1 1 i 1 -. t i j T l-1 i l .._..........J. _.+l _ _.. 1_- 1 ..._ 4 x 1.16 _ i i-l i i .i 1 l e\\ 1.15 ----t-r 7---- r-- Tl r-- j-* r i 7 i' T i l i + I r+ _.._.; ~... _...i - ....s.. 1.14 --+ 3 l [ i 4 .t..'..*.*.*.+i i i

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.~ .a s To / Core Op* rating Lisif ts Rtport Unit 2, Cycle 14-- ~ Rsvision 2-Post 24 of 29' V(z) as a Function of Core Height Unit 2 Cycle 14-(16,000 mwd /mtu)1 I v(z.) penalty-1.2 9 l-T i. i t i i a I ---t, ---i--- 1.- "I j j T-~~j t,-- 1.19 + .1.18 r--- . r---t-~~t----;i l i i, +--t- ". ^-t--9 t i i 1.17 r t---- +-- *l. 1, 1 r-t - 7 T j j -j o q -'.---*#Y' ~ ~ ~ " - ~ 4 1 1 16 i i .._. __..f i,1_ _. 1 ,4 a i ,1 _. ? _.l ' 1.15 i i 1 14 r-- t- + i At 1.13 -M--- c -t-[- 4t-- "-. --+ rn--+- 1 .j jg / - it ; i. p !.. _ i __._.;... _._ / e _ y. - 1 = 11.- _._1__...! 1- _.._ - ! _1._. i_._.i-i. q i i i =!- { l i { i j,j7 _ j.._ .i. f + -- .!...-_7 i ) 1 -i - i __,I f i _ _-4--_ r g_ q

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Core operating Limits Report unit 2, cycle 14 Revision 2 FIGURE 2u V(z) as a Function of Core Height Unit 2 Cycle 14 (17,000 mwd /mtu) v(z) penalty 1.2 .i .g, 5 g - j q...._ i-t r i 1.18 4 i. -t t, l l i 4 i i i 1.17 [ j--f l -iy]--j-j- - '- - i j + - - " 1.16 i ./. - i i i l- +- .i l 1.15 1, f./, i i -..e t..-... n..; 1.14 i i u i 1.13 J 4, --t V f "-- -L 1.12 1- - /: i &"\\. i i 4 /9-t ,r + 1.11 i r b-+ - - - + 4 / 1.1 I t - -+I I i /m I i l 1 /---- l 1.09 j j p {- "-2-; 1.08 r t - -r-- - +- i - --t F 1 i i } 1.07 rj t j t + i 4 L L i 1.06 ---! 4 L..-...i...... 1 .... ~. - } e i i f + i i f E- - -+-- 1.04-i + i i -+ -t + 1.03-- -t -r i 1.02 j --

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