ML030080445: Difference between revisions
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{{#Wiki_filter:RCS Specific Activity 3.4.16 3.4 REACTOR COOLANT SYSTEM (RCS) 3.4.16 RCS Specific Activity LCO 3.4.16 | {{#Wiki_filter:RCS Specific Activity 3.4.16 3.4 REACTOR COOLANT SYSTEM (RCS) 3.4.16 RCS Specific Activity LCO 3.4.16 APPLICABILITY: | ||
The specific activity of the reactor coolant shall be within limits. | |||
MODES 1 and 2, MODE 3 with RCS average temperature (Tavg) > 500°F ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. DOSE EQUIVALENT 1-131 Note----------- | |||
AND A.2 | > 0.45 pCi/gm. | ||
LCO 3.0.4 is not applicable. | |||
A.1 Verify DOSE Once per 4 hours EQUIVALENT 1-131 within the acceptable region of Figure 3.4.16-1. | |||
AND A.2 Restore DOSE 48 hours EQUIVALENT 1-131 to within limit. | |||
(continued) | (continued) | ||
COMANCHE PEAK - UNITS 1 AND 2 | COMANCHE PEAK - UNITS 1 AND 2 3.4-44 I | ||
Amendment No. 64, 102 | |||
RCS Specific Activity 3.4.16 SURVEILLANCE REQUIREMENTS (continued) | RCS Specific Activity 3.4.16 SURVEILLANCE REQUIREMENTS (continued) | ||
SURVEILLANCE | SURVEILLANCE IFREQUENCY SR 3.4.16.2 | ||
Only required to be performed in MODE 1. | ---------------- NOTE Only required to be performed in MODE 1. | ||
Verify reactor coolant DOSE EQUIVALENT 1-131 specific | Verify reactor coolant DOSE EQUIVALENT 1-131 specific 14 days activity < 0.45 pCi/gm. | ||
AND Between 2 and 6 hours after a THERMAL POWER change of _>15% RTP within a 1 hour period SR 3.4.16.3 | AND Between 2 and 6 hours after a THERMAL POWER change of _> 15% RTP within a 1 hour period SR 3.4.16.3 | ||
Not required to be performed until 31 days after a minimum of 2 effective full power days and 20 days of MODE 1 operation have elapsed since the reactor was last subcritical for _>48 hours. | ---------------- NOTE Not required to be performed until 31 days after a minimum of 2 effective full power days and 20 days of MODE 1 operation have elapsed since the reactor was last subcritical for _> 48 hours. | ||
Determine Efrom a sample taken in MODE 1 after a | Determine Efrom a sample taken in MODE 1 after a 184 days minimum of 2 effective full power days and 20 days of MODE 1 operation have elapsed since the reactor was last subcritical for > 48 hours. | ||
COMANCHE PEAK - UNITS 1 AND 2 | COMANCHE PEAK - UNITS 1 AND 2 3.4-46 Amendment No. 64, 102}} | ||
Latest revision as of 13:23, 16 January 2025
| ML030080445 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 01/06/2003 |
| From: | NRC/NRR/DLPM/LPD4 |
| To: | |
| References | |
| Download: ML030080445 (2) | |
Text
RCS Specific Activity 3.4.16 3.4 REACTOR COOLANT SYSTEM (RCS) 3.4.16 RCS Specific Activity LCO 3.4.16 APPLICABILITY:
The specific activity of the reactor coolant shall be within limits.
MODES 1 and 2, MODE 3 with RCS average temperature (Tavg) > 500°F ACTIONS CONDITION REQUIRED ACTION COMPLETION TIME A. DOSE EQUIVALENT 1-131 Note-----------
> 0.45 pCi/gm.
LCO 3.0.4 is not applicable.
A.1 Verify DOSE Once per 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> EQUIVALENT 1-131 within the acceptable region of Figure 3.4.16-1.
AND A.2 Restore DOSE 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br /> EQUIVALENT 1-131 to within limit.
(continued)
COMANCHE PEAK - UNITS 1 AND 2 3.4-44 I
Amendment No. 64, 102
RCS Specific Activity 3.4.16 SURVEILLANCE REQUIREMENTS (continued)
SURVEILLANCE IFREQUENCY SR 3.4.16.2
NOTE Only required to be performed in MODE 1.
Verify reactor coolant DOSE EQUIVALENT 1-131 specific 14 days activity < 0.45 pCi/gm.
AND Between 2 and 6 hours6.944444e-5 days <br />0.00167 hours <br />9.920635e-6 weeks <br />2.283e-6 months <br /> after a THERMAL POWER change of _> 15% RTP within a 1 hour1.157407e-5 days <br />2.777778e-4 hours <br />1.653439e-6 weeks <br />3.805e-7 months <br /> period SR 3.4.16.3
NOTE Not required to be performed until 31 days after a minimum of 2 effective full power days and 20 days of MODE 1 operation have elapsed since the reactor was last subcritical for _> 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br />.
Determine Efrom a sample taken in MODE 1 after a 184 days minimum of 2 effective full power days and 20 days of MODE 1 operation have elapsed since the reactor was last subcritical for > 48 hours5.555556e-4 days <br />0.0133 hours <br />7.936508e-5 weeks <br />1.8264e-5 months <br />.
COMANCHE PEAK - UNITS 1 AND 2 3.4-46 Amendment No. 64, 102