ML20056F830
| ML20056F830 | |
| Person / Time | |
|---|---|
| Site: | Maine Yankee |
| Issue date: | 08/12/1993 |
| From: | Maine Yankee |
| To: | |
| Shared Package | |
| ML20056F828 | List: |
| References | |
| NUDOCS 9308310175 | |
| Download: ML20056F830 (29) | |
Text
PORC REYlED
/
DATE M//E/*PRFIGURE 5.1.1 REUIEWED BY U72tm A DATE Cf/,c/if PRCPAREDBY Mhidd M AINE YANKEE CYCLE 14 CORE OPERATING LIMITS REPORT REVEION 0 Maine Yankee Atomic Power Company Rev.0 9308310175 930825 PDR ADOCK 05000309 P
PDR g.,
PDFic REYlEW
((
DATE W/fAjFIGURE 5.1.2 REVIEWED B7 N~7 Am >
DATE I A h~h PREPAREDBY M#dtg I
MAINE YANKEE APPROVALS l
1
(#/ -/Yf _
Prepared By:.
'/
' Date r,, :.,
H. F. Jones Principal Nuclear Engineer i
Reviewed By:
/
v27Cr 8 'T 93 D.'A. Rivard
' Da(e Reactor Engineering Supervisor z ^L_b IT/l\\I N Approved By:
D. B. Boynton Date l
Section Head Nuclear Engineering f'
c' i
h-
[L l
'bc Approved By N. N~B15'ckmore
' Date '
i Plant Manager F/93 Approved By:
J. R. Hebert
'Date Manager, Licensing & Engineering Support Dept.
,,1 :, /
l N
M/73 f
Approved By:
G. D. Whittier Date Vice President j
707 J
Approved By:
C.11 Frizzle
/ Ifate President 1
i ii Rev.0 1
l
[
DATE f/WM FIGURE 513 PORO REVIEC 3/ 7 b)-
DATE (f/s./91 PREPAREDBY VdMdtd REVIEDED BY YNSD APPROVALS Prepared By:
IhEr /m/
h!
F2[
8Mk3 M. W. Scott, Maine Yankee Nuc. Eng. Coord.
' bate Nuclear Engineering Department Approved By:
/
R. K. Sundaram, Manager Date LOCA Croup duM
[
9J Approved By:
R.[Cacciapouti nager
/ Date Reactor Physic roup fd Approved By:
P. A. Bergeron, Ma er 6 ate Transient Analysis roup Approved By:
A B. C. Slifer, Directkn 6 ate Nuclear Engineering Department P/9/<fy Approved By: 7 amu P. L. Anderson, Project Manager ate Maine Yankee Project I
4 iii Rev.O
PORC REVIED
/NN DATEM// 8R RGURE 5.1.4 REVIEWED BY 7/N-/
DATE$-:</c$/ PREPAREDBY mwd /d M AINE YANKEE CYCLE 14 CORE OPERATING LIMITS REPORT INDEX Page Rev.
Ficure # Title No.
No.
1 0
5.2.1 Introduction 2
0 5.2.2 Introduction (Continued) 3 0
5.2.3 Technical Specification Cross Reference 4
0 5.2.4 Technical Specification Cross Reference (Continued) 5 0
5.3.1 Core Operating Limits 6
0 5.3.2 Thermal Margin / Low Pressure Reactor Trip Coefficients (Table 1) 7 0
5.3.3 Intentionally Left Blank 8
0 5.3.4 Power Reduction Coefficients with an Inoperable Incore Monitoring System (Table 2) 9 0
5.3.5.1 Thennal Margin Low Pressure Trip Setpoint (A versus Excore 2
Symmetric Offset) 10 0
5.3.5.2 Thermal Margin / Low Pressure Trip Setpoint (QR versus Fraction 2
of Rated Thermal Power) 11 0
5.3.6 Symmetric Offset Trip Limit 12 0
5.3.7.1 Power Dependent Insertion Limit 13 0
5.3.7.2 Power Dependent Insertion Limit Operation in IMPIN Mode 14 0
5.3.8.1 Excore Symmetric Offset, (LOCA Limiting) (Incore Monitors Inoperable and CEA's Restricted Above the 100% PDIL) 15 0
5.3.8.2 Excore Symmetric Offset, (LOCA Limiting) (Incore Monitors Inoperable) 16 0
5.3.9 Total Radial Peaking Limit 17 0
5.3.10 Allowable Percent Increase in Total Radial Peak 18 0
5.3.11 Required Shutdown Margin iv Rev.O
FORC REVIED
/
DATEk#MR FIGURE 5.1.5 REVIEWED B7 l f Y'k
')
DATE h skiIf PREPARED BY hi#dtd i
M AINE YANKEE CYCLF 14 CCRE OPERATING LIMITS REPORT INDEX (Continued)
Pace Rev.
Figure # Title No.
No.
19 0
5.3.12.1 Excore Symmetric Offset LCO 20 0
5.3.12.2 Excore Symmetric Offset for Turbine Operation in IMPIN Mode 21 0
5.3.13 Linear Heat Generation Rate Limits versus Core Height I
+
i i
i Rev.0 v
I 1
PORC REVIEW d
DATE M/FM FIGURE 5.1.6 REYlEWED BY 7[ [h })-
/*Ih PREPAREDBY 81Md8
/
DATE 6 i
i TABLE OF CONTENTS Pace Maine Yankee Approvals..
..........................i1 YNSD Approvals...
....................... iii Maine Yankee Core Operating Limits Report Index
. iv Table of Contents..........
................................vi List of Tables........
.............. vil List of Figures....
..................... vill 1.0 Introduction..........
.......................I 2.0 Core Operating Limits
............... 5 vi Rev.O
PORC REVIEC
/Y DATEM/263 FIGURE 5.1.7 REVIEWED BY 2NI-}
DATE 2'h'((/3PREPAREDBY lhWeid LIST OF TABLES TDB Ficure #
Title Page 5.2.3 Technical Specification Cross Reference 3
5.2.4 Technical Specification Cross Reference (Continued) 4 5.3.2 Thermal Margin / Low Pressure Reactor....................... 6 Trip Coefficients 5.3.4 Power Reduction Coefficients with an.................... 8 Inoperable Incore Monitoring System i
vii Rev.0
DATE N///9 RGURE 518 REVIEWED BY [1 N92 DATE U Nc/d PREPARED BY b EMd LIST OF FIGURES TDB Fitmre #
fitJ!e Page 5.3.5.1 Thermal Margin / Low Pressure..
......9 Trip Setpoint (A versus Excore 3
Symmetric Offset) 5.3.5.2 Thermal Margin / Low Pressure
........................10 Serpoint (QR versus Fraction of 2
Rated Thermal Power) 5.3.6 Symmetric Offset Trip Limit
. 11 5.3.7.1 Power Dependent Insertion Limit
.......... 12 5.3.7.2 Power Dependent Insertion Limit..........
...........13 Operation in IMPIN Mode 5.3.8.1 Excore Symmetric Offset, (LOCA
....... 14 Limiting) (Incore Monitors Inoperable and CEA's Restricted Above 100% PDIL) 5.3.8.2 Excore Syrnmetric Offset, (LOCA
....... 15 Limiting) (Incore Monitors Inoperable) 5.3.9 Total Radial Peaking Limit.............................16 5.3.10 Allowable Percent Increase in..
.........................17 Total Radial Peak 5.3.11 Required Shutdown Margin
..............................18 5.3.12.1 Excore Symmetric Offset LCO
..................19 5.3.12.2 Excore Symmetric Offset LCO for....
.....................20 j
Turbine Operation in IMPIN Mode j
5.3.13 Linear Heat Generation Rate Limits......................... 21 versus Core Height viii Rev.O
PORC REVIEW
'/
DATE8887 FIGURE 5.2.1 REVIECED BY 24 km 1 DATE c v M ~r> PREPAREDBY hM/Mf'
1.0 INTRODUCTION
This report provides the cycle-specific limits for operation of the Maine Yankee plant through Cycle 14. It includes the limits for:
Technical Specification 5.14.1 Recuirement COLR/TDB Limit Revised Description Identification Figure Ms) for Cycle 14 Thermal Margin / Low Pressure Reactor a
5.3.2 yes Trip Coefficients 5.3.5.1 5.3.5.2 Power Reduction Coefficients with an k
5.3.4 yes Inoperable Incore Monitoring System Symmetric Offset Trip Limit b
5.3.6 yes Power Dependent Insertion Limit d
5.3.7.1 yes 5.3.7.2 Excore Symmetric Offset (LOCA Limiting h
5.3.8.1 no with Incore Monitors Inoperable and CEA's Restricted Above the 100% PDIL)
Excore Syrnmetric Offset (LOCA Limiting h
5.3.8.2 no with Incore Monitors Inoperable)
Total Radial Peaking Limit g
5.3.9 yes Allowable Percent Increase in Total Radial Peak j
5.3.10 yes Required Shutdown Margin e
5.3.11 yes Excore Symmetric Offset LCO i
5.3.12.1 yes Excore Symmetric Offset LCO (Operation i
5.3.12.2 yes in IMPIN mode)
Linear Heat Generation Rate Limit vs Core Height f
5.3.13 no This report includes a number of cycle-specific coefficients used in the generation of certain reactor protective system trip setpoints or allowable increases in radial peaking. If any of the j
i 1
Rev.O
i poRC REVIEC W
DATE 8[#NRCURE 512 l
IEVIEWED BY 2!Uir[b-DATE 4/cN PREPARED BY hiML(7 limits contained within this report are exceeded, corrective action will be taken as defined in the Technical Specifications.
This report has been prepared in accordance with the requirements of Technical Specification 5.14. The core operating limits have been developed using the NRC approved methodologies listed in Technical Specification 5.14.2 through amendment #139. A Technical Specification cross reference table is included in this report on the following two pages.
2 Rev.O
PORC REVIEW Mk DATE M///Y7 FIGURE 5.2.3 REVIEWED B7 N9
- h DATE dd/b PREPARED BY htWe N CYCLE 14 TECHNICAL SPECIFICATION CROSS REFERENCE TECH COLR/TDB TITLE PACE SPEC #
FIGURE #
2.1.1.b 5.3.2 Thermal Margin / Low Pressure Reactor Trip Coefficients 6
5.3.5.1 Thermal Margin / Low Pressure Trip Setpoint (A versus 9
3 Excore Symmetric Offset) 5.3.5.2 Thermal Margin / Low Pressure Trip Setpoint (QR versus 10 3
Fraction of Rated Thermal Power) 2.1.1.c 5.3.6 Symmetric Offset Trip Limit 11 3.10.A.1 5.3.7.1 Power Dependent Insertion Limit 12 5.3.7.2 Power Dependent Insertion Limit Operation in LMPIN Mode 13 3.10.B.1 5.3.11 Required Shutdown Margin 18 3.10.C.1 5.3.13 Linear Heat Generation Rate Limit versus Core Height 21 3.10.C.2.b 5.3.9 Total Radial Peaking Limit 16 3.10.C.2.b.1 5.3.2 Thermal Margin / Low Pressure Reactor Trip Coefficients 6
5.3.5.1 Thermal Margin / Low Pressure Trip Setpoint (A versus 9
3 Excore Symmetric Offset) 5.3.5.2 Thermal Margin / Low Pressure Trip Setpoint (QR versus 10 3
Fraction of Rated Thermal Power) i 5.3.6 Symmetric Offset Trip Limit 11 5.3.7.1 Power Dependent Insertion Limit 12 5.3.7.2 Power Dependent Insertion Limit Operation in IMPLN Mode 13 5.3.8.1 Excore Symmetric Offset, (LOCA Limiting) (Incore Monitors 14 Inoperable and CEA's Restricted Above the 100% PDIL) 5.3.8.2 Excore Symmetric Offset, (LOCA Limiting) (Incore Monitors 15 Inoperable) 5.3.12.1 Excore Symmetric Offset LCO 19 5.3.12.2 Excore Symmetric Offset for Turbine Operation in IMPIN 20 Mode 5.3.13 Linear Heat Generation Rate Limits versus Core Height 21 3.10.C.2.b.2 5.3.10 Allowable Percent Increase in Total Radial Peak 17 5.3.13 Linear Heat Generation Rate Limits versus Core Height 21 3.10.C.3.a.1 5.3.4 Power Reduction Coefficients with an Inoperable Incore 8
Monitoring System 3
Rev.0 4
PORO REUIED M
DATE M/2/9'fFIGURE 524 REVIEWED BY 7f $NE d DATE [.r/. /97 PREPARED BY bidN CYCLE 14 TECHNICAL SPECIFICATION CROSS REFERENCE (Continued) 1 TECH COLR/TDB TITLE PAGE SPEC #
FIGURE #
3.10.C.3.a.2 5.3.8.1 Excore Symmetric Offset, (LOCA Limiting) (Incore Monitors 14 Inoperable and CEA's Restricted Above the 100% PDIL) 3.10.C.3.a.3 5.3.8.2 Excore Symmetric Offset, (LOCA Limiting) (Incore Monitors 15 Inoperavie) 3.10.C.7 5.3.12.1 Excore Symmetric Offset LCO 19 5.3.12.2 Excore Symmetric Offset for Turbine Operation in IMPIN 20 Mode 4
Rev.O
PORO REVIED
/h7i DAT@M8/93 FIGURE 5.3.1 REVIEWED BY 70 bb)
DATE C#/ N3 PREPARED BY NM Id 2.0 CORE OPERATING LIMITS The values and limits presented within this section have been derived using the ATC-approved methodologies listed in Technical Specification 5.14 through Amendment #139. All values and limits in this section apply to Cycle 14. Cycle 14 must be operated within the bounds of these limits and all others specified in the Technical Specifications.
t l
i 5
Rev.O
)
p;EcREvEW
-# 4 cATE M P ' IGURE E*3'1 REV!EwED SY (MCATE41SI PREPARED BY 8dMdA*
Table 1 Cycle 14 i
Thermal Marcin/Lew Pressure Reactor Trio Coeffic!ents (Technical Specification 2.1.1.b and 3.10.C.2.b.1) l Coefficient Value A
2041.72 B
17.9 C
-10053.0 A,
See Figure 5.3.5.1 CR See Figure 5.3.5.2 3
Note: The thermal margin /lo'n pressure trip setpoint is calculated as the greater of:
A[A
- CA,] + BTc - C 3
or 1835 psig 4
ev. 0 6
1
PORC REVIEW 9NN DATE M/74 FIGURE til REYlEWED BY 7/ 7N'I3 DATE N/)c-3 PREPARED BY b 4
TDB FIGURE 5.33 DELETED THIS PAGE INTENTIONALLY f
LEFT BLANT I
i l
7 Rev.O
PCRC REV EW /
DATE
//A3 FIGURE 83Y REVIEWED SY,b DATE 4lblIID PREPARED BY Ub Table 2 Cycle 14 Power Reduction Coefficients with an Inocerable 'ncore Monitorina Svstem (Technical Specification 3.10.C.3.a.1)
R value Svmmetric Cffset Rance 86
+0.05 to +0.10 90 0.00 to +0.05 97 0.00 to -0.05 93
-0.05 to -0.10 CR Value 0.50 P
Rev.O 8
PORC REVIEW Wb DATEDM FIGURE 5'3 II REVIEWED BY d N/M DATE 4l23M3 PREPARED BY NM WHERE:
ODNB*A*OR$
1 TRIP AND PVAR = 2041.72 ODNB + 17.9TC - 10053.0 TC = COLD LEG TEMPERATURE, F 1.40
.. ~...
..4......a.
...[...._...
... f.... 4 4
-i 1.35
- b...
.......p'...
e i
~
.. 7..
' 4..
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....4...
...e.
....4..
1.30
. -.. _. ~.. _..
f..
Z..-.
N. k G.
..4......
.............I..
i.
._...a...;...
~
~ " '
A (+)-0.54457(S.O.)+1.01939 1
1.25
...;...fi
....a..
......a...+.
l
... +...
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l l
...:.a...+
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J._
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i i
s
< 1.20
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d.
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4
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'~'5 A (-) -U.25643(S.O.)t0.94080
. _.......,.....;..../
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3
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..L...;
=
l l
j.. j 42 i
~
4..
.......t_
1.10 3
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.a _
. t
.f...+......
......d.... f....
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4 i
i ' >
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g
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---en h.
---4 i
e
-e..
1.00 l
o
-0.5
-0.4
-0.3
-0.2
-0.1 0.0 0.1 0.2 0.3 0.4 0.5 1
Excore Symmetric Offset Y = A*((U-L)/(U+L))+B 3
MAINE YANKEE Thermal MargirVLow Pressure Trip Setpoint COLR (A versus Excore Symrnetric Otiset)
FIGURE 3
(Technical Specification 2.1.1.b)
Cycle 14 (Technical Specification 3.10.C.2.b.1)
Rev.0 9
PORC REVIEW YI DATE M FIGURE 6 3 f 2-REVIEWED BY [f Mp DATE 4l15Iis PREPARED BY 8b WHERE:
ODNB = A
- QR$
3 TR AND P
= 2041.72 ODNB + 17.9TC - 10053.0 A
TC = COLD LEG TEMPERATURE, F 1.2
~)
I 1.0 0.8 f..
.4 CC 0.6 0
(1.00,1.0000)
( 0.91.0.9800) 0.2
/
( 0.66.0.
00 )
(0.10,0.1738)
..m p4.
0.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 Fraction of Rated Thermal Power MAINE YANKEE Thermal rAargin/ Low Pressure Trip Setpoint COLR (OR versus Fraction of Rated Thermal Power)
FIGURE 3
(Technical Specification 2.1.1.b)
Cycle 14 (Technical Specification 3.10.C.2.b.1)
Rev.0 10
1_,
PORC REVIEW /b DATEN8/O FIGURE F36 REVIEWED BY df Mp DATE 4lMl04 PREPARED BY Mh 120 i
........a....
.. a..
i...
...... ~
... }..,
110
.-.4....
..4....
..+..
L...
........l...
"~"
100 TRIP LIMIT
~
(-0.5000,15.0 )
a...
(-0.5000.50.0 )
p,.
90 t 0.2500,100.0)
~
~ll.fl.'l (0.0000,110.0)
..r..
4.
(0.2000,100.0)
~~~
(0.5000.50.0 )
60
~ ~ " '
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.. +...
(0.5000,15.0 )
3:
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o
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........a...
i 10
...... -.. +
~
...y...
O i
-0.6
-04
-0.2 0.0 0.2 0.4 0.6 Excore Symmetric Offset Y = A*((U-L)/(U+L))+B 3
COLR MAINE YANKEE Symmetric Off set Trip Limit FIGURE (Technical Specification 2.1.1.c)
Cycle 14 (Technical Spec fication 3.10.C.2.b.1)
Rev.0 l
l 11
C.
- t o
E MAXIMUM POWER LEVEL (% OF HATED POWER) VS. CEA WITHDRAWAL (STEPS) m "Y
100
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UNACCEPTABLE t 4 42_
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- 4. i.. OPERATION d
4
+- ---/
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- +
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- t,
+
t e
a v
i s
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WD A C GROUP 1 GROUP 3 GROUP 5 (5A AND 50) 3D m m 0
50 100 150 180 0
50 100 150 180 0
50 100 150 180 m
m U
GROUP 2 GROUP 4 N
O s
mr o
m m 0
50 100 150 180 0
50 100 150 180 C
U1
'u.
-4 CEA WITHDRAWAL BY GROUP (STEPS)
(A 9
E>
o E
MAXIMUM POWER LEVEL (% OF RATED POWER) VS. CEA WITHDRAWAL (STEPS) x m
100 g
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A; _u 4 Ja q__ _._24} -
wg
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n +
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La POWER CEA WITHDRAWAL i
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= ' - -
t-+
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90 LEVEL BY GROUPS (STEPS)
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- h DATh/7hFIGURE I3%I PORC REVIEW REVIEWED BY MWfart DATE U23N'I PREPARED BY MW COORDINATES (EXCORE SYMMETRIC OFFSET, % RATED POWER)
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(Technical Spec'fication 3.10.C.3.a.2)
Rev.0 14
I m
PORc REVIEW MN DATE k/MN FIGURE I3M REVIEWED BY dlYffM DATE Il23M PREPARED BY Sdh~
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FIGURE (Technical Specification 3.10.C.2.b.1) 1 Cycle 14 (Technical Specification 3.10.C.3.a.3)
Rev.0 15
l I
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PORC REVIEW N
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COLR MAINE YANKEE Total Radial Peaking Limit FIGURE Cycle 14 (Technical Specification 3.10.C.2.b)
Rev.0 i
16
P t
n
'YO ATE MUNFIGURE ED PORC REVIEW D
REVIEWED BY kb DATE UN PREPARED BY DLMN v
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i NOTE: CEA's are maintained at or above 100% power j
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R MAINE YANKEE COLR Allowable Percent increase in Total Radial Peak FIGURE
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Cycle 14 (Technical Specification 3.10.C.2.b.2) i Rev.0 i
17
PORC REVIEW "I b DATE M/2bFIGURE 5.31i bb MN PREPARED BY /,DM REVIEWED BY /
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when C is less than 400 PPM
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SDM - 3.80 + 0.0200 P 7"
i when C is greater than or equal to 400 PPM T
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0
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0 200 400 600 800 1000 1200 1400 1600 1800 ACTUAL RCS BORON CONCENTRATION (PPM) t COLR MAINE YANKEE Required Shutdown Margin FIGURE Cycle 14 (Technical Specification 3.10.3.1)
Rev.0 18
PORC mcVIEW ' Y b DATE M/MN FIGURE 5 182.1 REVIEh.:D BY NObl DATE k M N PREPARED BY 8h
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120
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'/3 = A*((U-L)/(U+L))+B MAINE YANKEE Excore Symmetric Offset LCO COLR FIGURE (Technical Specification 3.10.C.2.b.1)
Cycle 14 (Technical Specification 3.10.C.7)
Rev.0 19
i
/00 PORC REVIEW b 3 DATE MAM FIGURE MN1 REVIEWED BY [yDn DATE 4IMM1 PREPARED BY NAatU 120
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Cycle 14 (Technical Specification 3.10.C.7)
Rev.0 1
20
m i
PORC REVIEW M D DATEMM8 FIGURE T3 G REVIEWED BY fNb ATE Nf b PREPARED BYih W D
J i
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+
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10 20 30 40 50 60 70 80 90 100 CORE HEIGHT (%)
Linear Heat Generation Rate Lirnns versus Core Height COLR MAINE YANKEE (Technical Specification 3.10.C.1)
(Technical Specification 3.10.C.2.b.1)
(Technical Specification 3.10.C.2.b.2)
Rev.0 21