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=Text=
=Text=
{{#Wiki_filter:* 9704300004 970424 PDR ADOCK 05000280 P PDR S1Cl5/LT COLR Rev 0
{{#Wiki_filter:*
* CORE OPERATING LIMITS REPORT Surry 1 Cycle 15 Pattern LT Rev O March 1997 Page 1 of 6
* CORE OPERATING LIMITS REPORT Surry 1 Cycle 15 Pattern LT Rev O March 1997 9704300004 970424 PDR ADOCK 05000280 P              PDR S1Cl5/LT COLR  Rev 0 Page 1 of 6
*


==1.0 INTRODUCTION==
==1.0 INTRODUCTION==


The Core Operating Limits Report (COLR) been prepared in accordance with the Specification 6.2.C.
                *
* for Surry 1 Cycle 15 has requirements of Technical The technical specifications (TS) affected by this report are: TS 3.l.E.l & TS 5.3.A.6.b  
* The Core Operating Limits Report (COLR) for Surry 1 Cycle 15 has been prepared in accordance with the requirements of Technical Specification 6.2.C.
-Moderator Temperature-coefficient TS 3.12.A.2 & TS 3.12.A.3 -Control Bank Insertion Limits TS 3.12.B.1 & TS 3.12.B.2 -Power Distribution Limits S1Cl5/LT COLR Rev 0 Page 2 of 6
The technical specifications (TS) affected by this report are:
*
TS 3.l.E.l & TS 5.3.A.6.b - Moderator Temperature-coefficient TS 3.12.A.2 & TS 3.12.A.3 - Control Bank Insertion Limits TS 3.12.B.1 & TS 3.12.B.2 - Power Distribution Limits S1Cl5/LT COLR   Rev 0                                     Page 2 of 6
* 2.0 OPERATING LIMITS The cycle-specific parameter limits for the specifications listed in Section 1.0 are presented in the following subsections.
 
These limits have been developed using the NRC-approved methodologies specified in TS 6.2.C. 2.1 Moderator T!3mPerature Coefficient (TS 3.1.E.l & TS 5.3.A.6.b) 2.1.1 The Moderator Temperature Coefficient (MTC) limits are: +6.0 pcm/°F at less than 50 percent of RATED POWER, or +6.0 pcm/°F at 50% of Rated Power and linearly decreasing to O pcm/°F at Rated Power 2.2 Control Bank Insertion Limits (TS 3.12.A.2) 2.2.1 The control rod banks shall be limited in physical insertion as shown in Figure 1. 2.3 Heat Flux Hot Channel Factor-FO(Z) (TS 3.12.B.1)
2.0
CFQ FQ(Z) -----* K(Z) FOR P > 0.5 p CFQ FQ(Z) -----* K(Z) for P 0.5 0.5 S1Cl5/LT COLR Rev 0 Page 3 of 6
* OPERATING LIMITS
* THERMAL POWER where: P =
* The cycle-specific parameter limits for the specifications listed in Section 1.0 are presented in the following subsections.           These limits have been developed using the NRC-approved methodologies specified in TS 6.2.C.
RATED POWER 2.3.1 CFQ = 2.32 2.3.2 K(Z) is provided in Figure 2.
2.1 Moderator T!3mPerature Coefficient (TS 3.1.E.l & TS 5.3.A.6.b) 2.1.1   The Moderator Temperature Coefficient (MTC) limits are:
* 2o4 Nuclear Enthalpy Rise Hot Channel Factor. F~CN) (TS 3.12.B.1) 2.4.1 2.4.2 FLllI(N) CFDH * {1 + PFDH*(l -P)} THERMAL POWER where: P = -------------
          +6.0 pcm/°F at less than 50 percent of RATED POWER, or
RATED POWER CFDH = 1.56 for Surry Improved fuel (SIF) PFDH = 0. 3 S1Cl5/LT COLR Rev 0 Page 4 of 6
          +6.0 pcm/°F at 50% of Rated Power and linearly decreasing to O pcm/°F at Rated Power 2.2 Control Bank Insertion Limits (TS 3.12.A.2) 2.2.1   The control rod banks shall be limited in physical insertion as shown in Figure 1.
-----~------------------------~
2.3 Heat Flux Hot Channel Factor-FO(Z)   (TS 3.12.B.1)
CFQ FQ(Z) ~ -----
* K(Z) FOR P > 0.5 p
CFQ FQ(Z) ~ -----
* K(Z) for P ~ 0.5 0.5 S1Cl5/LT COLR   Rev 0                                       Page 3 of 6
 
                      *THERMAL POWER
* where:     P = --------------
RATED POWER 2.3.1 CFQ   = 2.32 2.3.2 K(Z)   is provided in Figure 2.
2o4 Nuclear Enthalpy Rise Hot Channel Factor. F~CN) (TS 3.12.B.1)
FLllI(N) ~ CFDH * {1 + PFDH*(l - P)}
THERMAL POWER where:     P = -------------
RATED POWER 2.4.1        CFDH = 1.56 for Surry Improved fuel (SIF) 2.4.2        PFDH = 0. 3 S1Cl5/LT COLR     Rev 0                                 Page 4 of 6
 
                      -- ---~-
e
e
* FIGURE 1 CONTROL BANK INSERTION LIMITS FULLY WITHDRAWN=
* FIGURE 1 CONTROL BANK INSERTION LIMITS FULLY WITHDRAWN= 227 Steps 230
227 Steps z 230 220 210 200 190 180 170 160 0 150 .= en -140 0 C a. I 130 a. .. 120 110 5 g-100 ffi §_ 90 8 80 a: 70 60 50 40 30 20 10 0 / / / / / C BanK .. v / V / / (0, 151' / /v V / / / / / /(a, 23) 0 0.1 0.2 0.3 0.4 .475, 2l 7) 11.0. 18:3~ ,; / /v / / / / / / D Bark .,/ 0.5 0.6 0.7 0.8 0.9 FRACTION OF RATED THERMAL POWER S1Cl5/LT COLR Rev 0 Page 5 of 6
                                                          .475, 2l 7) 220                                       /
..
                                                  /
* FIGURE 2 K(Z) -NORMALIZED FQ AS A FUNCTION OF CORE HEIGHT 1,2 1.1 1 0.9 0.8 s; 0 u. C 0.7 w N :::i < 0.6 ::e a: 0 Z 05 I , -N -0.4 0.3 0.2 0.1 0 0 2 S1Cl5/LT COLR Rev 0 6. 1.0 (12. 0.925' -r---3 4 5 6 7 8 9 10 11 12 CORE HEIGHT (FT) Page 6 of 6}}
210                               /
200
                                            /
190
                                      /  C BanK 180
                                  .v                                                  11.0. 18:3~
                                                                                              ,;
170           V
                              /                                                        /
                      /                                                          /v 160 z
0       150 /                                                              /
    .=           (0, 151'
                                                                            /
en 0
        -C  140                                                           /
a.
a.
I
        ..
130                                                      /
    ~  ~  120
                                                                  /
    ~  ~  110
                                                            /    D Bark
                                                        .,/
5 g-   100 ffi &sect;_   90                                     /
                                              /v 8a:      80 70                          V 60
                                    /
                                      /
                                /
50 40              /
30      /
                /(a, 23) 20 10 0
0        0.1     0.2   0.3     0.4   0.5     0.6     0.7   0.8   0.9 FRACTION OF RATED THERMAL POWER S1Cl5/LT COLR Rev 0                                                               Page 5 of 6
 
.
* FIGURE 2 K(Z) - NORMALIZED FQ AS A FUNCTION OF CORE HEIGHT 1,2 1.1
: 6. 1.0 1
0.9
                                                                -(12. 0.925' r---
0.8 s;
0 u.
C 0.7 w
N
:::i
    < 0.6
::e a:
0 ZI 05
    --
N
    ~
            ,
0.4 0.3 0.2 0.1 0
0       2   3   4   5     6     7 8   9   10     11     12 CORE HEIGHT (FT)
S1Cl5/LT COLR Rev 0                                            Page 6 of 6}}

Revision as of 23:46, 20 October 2019

Rev 0 of COLR Surry 1,Cycle 15 Pattern Lt.
ML18153A526
Person / Time
Site: Surry Dominion icon.png
Issue date: 03/31/1997
From:
VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:
Shared Package
ML18153A525 List:
References
NUDOCS 9704300004
Download: ML18153A526 (6)
v • d • e


Text

  • CORE OPERATING LIMITS REPORT Surry 1 Cycle 15 Pattern LT Rev O March 1997 9704300004 970424 PDR ADOCK 05000280 P PDR S1Cl5/LT COLR Rev 0 Page 1 of 6

1.0 INTRODUCTION

The technical specifications (TS) affected by this report are:

TS 3.l.E.l & TS 5.3.A.6.b - Moderator Temperature-coefficient TS 3.12.A.2 & TS 3.12.A.3 - Control Bank Insertion Limits TS 3.12.B.1 & TS 3.12.B.2 - Power Distribution Limits S1Cl5/LT COLR Rev 0 Page 2 of 6

2.0

  • OPERATING LIMITS
  • The cycle-specific parameter limits for the specifications listed in Section 1.0 are presented in the following subsections. These limits have been developed using the NRC-approved methodologies specified in TS 6.2.C.

2.1 Moderator T!3mPerature Coefficient (TS 3.1.E.l & TS 5.3.A.6.b) 2.1.1 The Moderator Temperature Coefficient (MTC) limits are:

+6.0 pcm/°F at less than 50 percent of RATED POWER, or

+6.0 pcm/°F at 50% of Rated Power and linearly decreasing to O pcm/°F at Rated Power 2.2 Control Bank Insertion Limits (TS 3.12.A.2) 2.2.1 The control rod banks shall be limited in physical insertion as shown in Figure 1.

2.3 Heat Flux Hot Channel Factor-FO(Z) (TS 3.12.B.1)

CFQ FQ(Z) ~ -----

  • K(Z) FOR P > 0.5 p

CFQ FQ(Z) ~ -----

  • K(Z) for P ~ 0.5 0.5 S1Cl5/LT COLR Rev 0 Page 3 of 6
  • THERMAL POWER
  • where: P = --------------

RATED POWER 2.3.1 CFQ = 2.32 2.3.2 K(Z) is provided in Figure 2.

2o4 Nuclear Enthalpy Rise Hot Channel Factor. F~CN) (TS 3.12.B.1)

FLllI(N) ~ CFDH * {1 + PFDH*(l - P)}

THERMAL POWER where: P = -------------

RATED POWER 2.4.1 CFDH = 1.56 for Surry Improved fuel (SIF) 2.4.2 PFDH = 0. 3 S1Cl5/LT COLR Rev 0 Page 4 of 6

-- ---~-

e

  • FIGURE 1 CONTROL BANK INSERTION LIMITS FULLY WITHDRAWN= 227 Steps 230

.475, 2l 7) 220 /

/

210 /

200

/

190

/ C BanK 180

.v 11.0. 18:3~

,;

170 V

/ /

/ /v 160 z

0 150 / /

.= (0, 151'

/

en 0

-C 140 /

a.

a.

I

..

130 /

~ ~ 120

/

~ ~ 110

/ D Bark

.,/

5 g- 100 ffi §_ 90 /

/v 8a: 80 70 V 60

/

/

/

50 40 /

30 /

/(a, 23) 20 10 0

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 FRACTION OF RATED THERMAL POWER S1Cl5/LT COLR Rev 0 Page 5 of 6

.

  • FIGURE 2 K(Z) - NORMALIZED FQ AS A FUNCTION OF CORE HEIGHT 1,2 1.1
6. 1.0 1

0.9

-(12. 0.925' r---

0.8 s;

0 u.

C 0.7 w

N

i

< 0.6

e a:

0 ZI 05

--

N

~

,

0.4 0.3 0.2 0.1 0

0 2 3 4 5 6 7 8 9 10 11 12 CORE HEIGHT (FT)

S1Cl5/LT COLR Rev 0 Page 6 of 6

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