ML20058F384

Revised Proposed Changes to Core Operating Limits Repts

ML20058F384
Person / Time
Site:	North Anna
Issue date:	10/30/1990
From:	VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:
Shared Package
ML20058F379	List: ML20058F378 ML20058F381 ML20058F384
References
NUDOCS 9011080248
Download: ML20058F384 (5)

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1 Proposed Changes to Core Operating Limits Reports North Anna Unit 1' & 2 4

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2 Virginia. Electric and Power Company 9011080248 901030 PDR ADOCK 05000339

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COLR for North Anna Unit 1 Cycle 8 l

1.0. CORE OPERATING LIMITS REPORT This Core Operating Limits Report (COLR) for North Anna Unit 1 Cycle 8 has been prepared in accordance with the requirements of Technical Specification L,-

6.9.1.7.

The Technical Specifications affected by this report are listed below:

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L 3/4.1.1.4 Moderator Temperature Coefficient 3/4.1.3.5 Shutdown Bank Insertion Limit

.3/4.1.3.6. Control Bank Insertion Limits K

3/4.2.1 Axial Flux Difference 3/4.2.2 Heat Flux Hot Channel Factor 3/4.2.3

' Nuclear Enthalpy Rise Hot Channel Factor

~ /4.9.1 Boron Concentration 3

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L 1

1' Page 1 of 10

COLA for North h a W IT 1 CYCLE 4

-k 228 (54,228) 200 (100,194)

E 150 L

g BAR C 3

(O. 118)

L 100 Mo iI

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(4.8,,0)-

o se so se so too Percent of MTED THEMAL POWER Note:

Control Banks A And B-Must Be Withdrawn From The Core i

1 Prior To Power Operation t

Figure 1 Control Red Bank Insertion Lietts vs Percent MTED THEMAL POWlR Page 5 of 10 m

COLR for North Anna Unit 2 Cycle 7 r

1.0 CORE OPERATING LIMITS REPORT This Core Operating Limits Report (COLR) for North Anna Unit 2 Cycle 7 has been preparec'in accordance with the requirements of Technical Specification 6.9.1.7.

The Technical Specifications affected by this report are listed below:

3/4.1.1.4 Moderator Ternperature Coefficient 3/4.1.3.5 Shutdown Bank Insertion Limit 3/4.1.3.6 Control Bank Insertion Limits 3/4.2.1 Axial Flux Ditference 3/4.2.2 Heat Flux Hot Channel Factor 3/4.2.3 Nuclear Enthalpy Rise Hot Channel Factor 3/4.9.1 Boron Concentration Page 1 of t1

COLR for flerth Anna WIIT I CYCLE 7 tre (N.IN) too u

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100. 194)

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,,0 RNil C S2 (0,lle) l aunt 0 100 l

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l 50 l

4 (4.8,,0) 0 N

40 00 to 100 Ponent of RATED THENIRL POWER Note: Control Banks A And B Must De Withdrawn From The Core Prior To Power Operation Figure 1 Control Red Bank Insertion Listts vs Pereent RATED THtst4L POWili Page 5 of 11

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