ML20086B907
| ML20086B907 | |
| Person / Time | |
|---|---|
| Site: | McGuire  |
| Issue date: | 06/26/1995 |
| From: | Bortz D, Clark R, Ray C DUKE POWER CO. |
| To: | |
| Shared Package | |
| ML20086B902 | List: |
| References | |
| MCEI-0400-46-01, MCEI-400-46-1, NUDOCS 9507060166 | |
| Download: ML20086B907 (8) | |
Text
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I MCEI-0400-46 Page 1 of 19 I
Revision 7 McGuire Unit 1 Cycie 10 Core Operating L!mits Report June 1995 (rev. 3)
Duke Power Company t
Date dauAM.latenw niu c%,M45 Prepared By:
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NOTE The contents of this document have been reviewed to verify that no material herein either directly or indirectly changes or affects the results and conclusions presented in the 10CFR50.59 M1C10 Reload Safety Evaluation (calculation file: MCC-1552.08-00-0245).
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MCEl-0400-46 Page 2 of 19 4
Revision 7 I
i McGuire 1 Cycle 10 Core Operating Limits Report REVISION LOG Revision Effective Date Effective Pages COLR OriginalIssue May 24,1993 N/A M1C09 Revision 1 May 27,1993 N/A MIC09 Revision 2 February 24,1994 N/A MIC09 N/A Revision 3 June 20,1994 M1C09 Revision 4 September 13,1994 Pages 5 -8,12 -18 M1C10 Revision 5 October 18,1994 N/A MIC10, rev.1 Revision 6 October 24,1994 Page 4,19 MIC10, rev. 2 Revision 7 June 26,1995 Pages 1 - 3,9 - 11 M1C10, rev. 3 1
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Revision 7 l
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MCEl-0400-46 Page 9 of 19 Revision 7 McGuire 1 Cycle 10 Core Operating Limit.s Report 3.1 Tech Spec 3/4.1.2.5 - Borated Water Source - Shutdown 3.1.1 Volume, tank levels and boron concentrations for the Boric Acid Storage System and the Refueling Water Storage Tr.nk (RWST) during modes 5 & 6:
- l Parameter Limit Boric Acid Storage System minimum contained 6,132 gallons borated water volume for LCO 3.1.2.5a 6.7% level l
T Boric Acid Storage System minimum boron 7,000 ppm concentration for LCO 3.1.2.5a Boric Acid Storage System minimum water volume 585 gallons required to maintain SDM at 7,000 ppm Refueling Water Storage Tank minimum cor.tained 26,000 gallons borated water volume for LCO 3.1.2.5b 33.3 inches l
Refueling Water Storage Tank minimum boron 2,175 ppm concentration for LCO 3.1.2.5b Refueling Water Storage Tank minimum water 3,500 gallons volume required to maintain SDM at 2,175 ppm i
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Page 10 of 19 Revision 7 McGuire 1 Cycle 10 Core Operating Limits Report 3.2 Tech Spec 3/4.1.2.6 - Borated Water Source - Operating 3.2.1 Volume, tank levels and boron concentrations for the Boric Acid Storage System and the Refueling Water Storage Tank (RWST) during modes 1,2,3, & 4:
i brameter Limil Boric Acid Storage System minimum contained 20,453 gallons borated water volume for LCO 3.1.2.6a 38.5% level l
i Boric Acid Storage System minimum boron 7,000 ppm concentration for LCO 3.1.2.6a Boric Acid Storage System minimum water volume 9,851 gallons required to maintain SDM at 7,000 ppm Refueling Water Storage Tank minimum contained 91,000 gallons borated water volume for LCO 3.1.2.6b 116.4 inches l
4 Refueling Water Storage Tank minimum boron 2,175 ppm concentration for LCO 3.1.2.6b Refueling Water Storage Tank maximum boron 2,275 ppm concentration for LCO 3.5.5b Refueling Water Storage Tank minimum water 57,107 gallons volume required to maintain SDM at 2,175 ppm 3.3 Tech Spec 3/4.1.3.5 - Shutdown Rod Insertion Limit j
3.3.1 The shutdown rods shall be withdrawn to at least 222 steps.
3.4 Tech Spec 3/4.1.3.6 - Control Rod Insertion Limits 3.4.1 The control rod banks shall be limited to physical insertion as shown in Figure 2.
3.5 Tech Spec 3/4.2.1 - Axial Flux Difference 3.5.1 The Axial Flux Difference (AFD) Limits are provided in Figure 3.
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Page 11 of 19 Revision 7 McGuire 1 Cycle 10 Core Operating Limits Report f)u8 %ftfu{rawn 9
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~~2 200 Bank B 180 i (100 %.161) l ft (0%,163) j Rod lasertu_ in Bank C
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Position 120 (Steps z'
Withdrawn)100 r
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10 20 30 40 50 60 70 80 90 100 Fuffy Iruer <d)
Relative Power (Percent)
Figure 2 Control Rod Bank Insertion Limits Versus Percent Rated Thermal Power NOTE: Compliance with Technical Specification 3.1.1.3 may require rod withdrawal limits. Refer to OP/1/A/6100/22 Unit 1 Data Book for details.
If reactor power is turbine limited, a penalty of 2.3 steps for each percent power below 100% to which the reactor is limited will be required. Refer to OP/1/A/6100/22 Unit 1 Data Book for details.
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