ML20108D687

Proposed Tech Spec 3/4.1.3.9 Re Restriction on Axial Power Shaping Rod Position

ML20108D687
Person / Time
Site:	Crystal River
Issue date:	12/11/1984
From:	FLORIDA POWER CORP.
To:
Shared Package
ML20108D686	List: 3F1284-07, Forwards Pages from Tech Spec Change Request 82 Concerning Restriction on Axial Power Shaping Rod Position, Inadvertently Omitted from Submittal ML20108D687
References
NUDOCS 8412130358
Download: ML20108D687 (2)

Text

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REACTIVITY CONTROL SYSTEMS AXIAL POWER SHAPING R00 INSERTION LIMITS LIMITING CONDITION FOR OPERATION 3.1.3.9 The axial power shaping rod group shall be limited in physical in-sertion as shown on Figures 3.1-9, 3.1.9a, 3.'-10, and 3.1-10a. l APPLICABILITY: MODES 1 and 2*.

ACTION:

With the axial power shaping rod group outside the above insertion limits, either:

a. Restore the axial power shaping rod group to within the limits within 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br />, or

b. Reduce THERMAL POWER to less than or equal to that fraction of RATED THERMAL POWER which is allcwed by the rod group position using the above figure within 2 hours2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br />, or

c. Be in at least HOT STANDBY within 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br />.

I SURVEILLANCE REQUIREMENTS 4.1.3.9 The position of the axial power shaping rod group shall be determined to be within the insertion limits at least once every 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.

• With K,ff 2 1.0. -

l 0

CRYSTAL RIVER UNIT 3 3/4 1-37 Amendment No.

l FIGURE 3.1-10a AXIAL POWER SHAPING ROD GROUP INSERTION LIMITS AFTER 399 + 10 EFPD 110 100 -

90 _

80 -

70 -

APSR INSERTION NOT ALLOWE0

' IN THIS TIME INTERVAL

% 60 -

E 2

50 -

13 40 -

a s

E 30 -

E 20 -

10 -

0 , , , , , , , , ,

l 0 10 20 30 40 50 60 70 80 90 100 Rod Position, ". Withdrawn CRYSTAL RIVER UNIT 3 3/4 1-40 Amendment No.

_ _ . . - , . . _ . _ _ _ _ ~ _ _ . _ - _ _ _ - - . --, ._