ML15314A688

FPL-036 - UHS License Amendment Analysis Using CC-6 as a Surrogate Temperature Location

ML15314A688
Person / Time
Site:	Turkey Point
Issue date:	09/30/2015
From:	Florida Power & Light Co
To:	Atomic Safety and Licensing Board Panel
SECY RAS
References
50-250-LA, 50-251-LA, ASLBP 15-935-02-LA-BD01, RAS 28505
Download: ML15314A688 (3)

Text

FPL-036 1TemperatureAnalysisUsingCCS 6asaSurrogatefortheTSMonitoringLocationTable 1: Total Degrees over 100°F or 37.778°C at Uprate Monitoring Program Station CCS-6 from 8/9/14 - 9/30/15 CCS-6 Celsius Fahrenheit Amt > 100F Amt >37.778C 8/21/2014 17:00 38.774 101.793 1.793 0.996 8/21/2014 18:00 38.739 101.730 1.730 0.961 8/21/2014 16:00 38.73 101.714 1.714 0.952 8/11/2014 17:00 38.668 101.602 1.602 0.89 8/22/2014 17:00 38.658 101.584 1.584 0.88 8/21/2014 19:00 38.627 101.529 1.529 0.849 8/11/2014 16:00 38.611 101.500 1.500 0.833 8/21/2014 15:00 38.611 101.500 1.500 0.833 8/12/2014 18:00 38.584 101.451 1.451 0.806 8/12/2014 17:00 38.583 101.449 1.449 0.805 8/11/2014 18:00 38.582 101.448 1.448 0.804 8/22/2014 16:00 38.581 101.446 1.446 0.803 8/22/2014 18:00 38.575 101.435 1.435 0.797 8/12/2014 19:00 38.504 101.307 1.307 0.726 8/12/2014 16:00 38.491 101.284 1.284 0.713 8/11/2014 19:00 38.466 101.239 1.239 0.688 8/11/2014 15:00 38.451 101.212 1.212 0.673 8/22/2014 15:00 38.429 101.172 1.172 0.651 8/21/2014 14:00 38.394 101.109 1.109 0.616 8/21/2014 20:00 38.391 101.104 1.104 0.613 8/22/2014 19:00 38.349 101.028 1.028 0.571 8/20/2014 17:00 38.316 100.969 0.969 0.538 8/20/2014 18:00 38.312 100.962 0.962 0.534 8/12/2014 15:00 38.3 100.940 0.940 0.522 8/11/2014 20:00 38.293 100.927 0.927 0.515 8/11/2014 14:00 38.252 100.854 0.854 0.474 8/9/2014 18:00 38.227 100.809 0.809 0.449 8/20/2014 16:00 38.206 100.771 0.771 0.428 8/10/2014 18:00 38.196 100.753 0.753 0.418 8/10/2014 17:00 38.19 100.742 0.742 0.412 8/20/2014 19:00 38.189 100.740 0.740 0.411 8/21/2014 13:00 38.182 100.728 0.728 0.404 8/22/2014 14:00 38.182 100.728 0.728 0.404 FPL-036 2Table 1: Total Degrees over 100°F or 37.778°C at Uprate Monitoring Program Station CCS-6 from 8/9/14 - 9/30/15 CCS-6 Celsius Fahrenheit Amt > 100F Amt >37.778C 8/10/2014 19:00 38.133 100.639 0.639 0.355 8/9/2014 19:00 38.119 100.614 0.614 0.341 8/12/2014 20:00 38.111 100.600 0.600 0.333 8/21/2014 21:00 38.108 100.594 0.594 0.33 8/9/2014 17:00 38.079 100.542 0.542 0.301 8/10/2014 16:00 38.078 100.540 0.540 0.3 8/12/2014 14:00 38.057 100.503 0.503 0.279 8/11/2014 21:00 38.051 100.492 0.492 0.273 8/11/2014 21:00 38.051 100.492 0.492 0.273 8/20/2014 15:00 38.032 100.458 0.458 0.254 8/22/2014 20:00 38.024 100.443 0.443 0.246 8/11/2014 13:00 38.018 100.432 0.432 0.24 8/10/2014 20:00 38.016 100.429 0.429 0.238 8/20/2014 20:00 37.972 100.350 0.350 0.194 8/19/2014 18:00 37.96 100.328 0.328 0.182 8/22/2014 13:00 37.948 100.306 0.306 0.17 8/18/2014 17:00 37.941 100.294 0.294 0.163 8/19/2014 17:00 37.926 100.267 0.267 0.148 8/9/2014 20:00 37.917 100.251 0.251 0.139 8/18/2014 16:00 37.908 100.234 0.234 0.13 8/10/2014 15:00 37.889 100.200 0.200 0.111 8/9/2014 16:00 37.885 100.193 0.193 0.107 8/18/2014 18:00 37.868 100.162 0.162 0.09 8/21/2014 22:00 37.854 100.137 0.137 0.076 8/21/2014 12:00 37.844 100.119 0.119 0.066 8/12/2014 13:00 37.841 100.114 0.114 0.063 8/11/2014 22:00 37.818 100.072 0.072 0.04 8/20/2014 14:00 37.817 100.071 0.071 0.039 8/19/2014 16:00 37.795 100.031 0.031 0.017 Total degrees over 100°F or 37.778°C:

49.47 27.47 Number of hours >100°F at TPSWCCS-6 61 Percent of time >100°F at TPSWCCS-6 0.7%

FPL-036 3Table 2: Average CCS Temperatures With and Without the Effect of Additional Temperature Increase/Heat Input Allowed by NRC Action Using Uprate Monitoring Station CCS-6 as a Proxy for the Technical Specification Temperature Location (8/9/14 -9/30/15) CCS-1 CCS-2 CCS-4 CCS-5 CCS-6 Average (°F) Number of records 9814 9951 10000 9993 8748 Average CCS temperature (all data included; °F) actual data 102.241 91.913 89.234 88.826 87.166 91.876 Average CCS temperature, excluding additional temperature increase/heat input over 100°F at CCS-6 (49.47°F is subtracted from total temperatures at each location) 102.236 91.908 89.229 88.821 87.161 91.871 FPL-036 1TemperatureAnalysisUsingCCS 6asaSurrogatefortheTSMonitoringLocationTable 1: Total Degrees over 100°F or 37.778°C at Uprate Monitoring Program Station CCS-6 from 8/9/14 - 9/30/15 CCS-6 Celsius Fahrenheit Amt > 100F Amt >37.778C 8/21/2014 17:00 38.774 101.793 1.793 0.996 8/21/2014 18:00 38.739 101.730 1.730 0.961 8/21/2014 16:00 38.73 101.714 1.714 0.952 8/11/2014 17:00 38.668 101.602 1.602 0.89 8/22/2014 17:00 38.658 101.584 1.584 0.88 8/21/2014 19:00 38.627 101.529 1.529 0.849 8/11/2014 16:00 38.611 101.500 1.500 0.833 8/21/2014 15:00 38.611 101.500 1.500 0.833 8/12/2014 18:00 38.584 101.451 1.451 0.806 8/12/2014 17:00 38.583 101.449 1.449 0.805 8/11/2014 18:00 38.582 101.448 1.448 0.804 8/22/2014 16:00 38.581 101.446 1.446 0.803 8/22/2014 18:00 38.575 101.435 1.435 0.797 8/12/2014 19:00 38.504 101.307 1.307 0.726 8/12/2014 16:00 38.491 101.284 1.284 0.713 8/11/2014 19:00 38.466 101.239 1.239 0.688 8/11/2014 15:00 38.451 101.212 1.212 0.673 8/22/2014 15:00 38.429 101.172 1.172 0.651 8/21/2014 14:00 38.394 101.109 1.109 0.616 8/21/2014 20:00 38.391 101.104 1.104 0.613 8/22/2014 19:00 38.349 101.028 1.028 0.571 8/20/2014 17:00 38.316 100.969 0.969 0.538 8/20/2014 18:00 38.312 100.962 0.962 0.534 8/12/2014 15:00 38.3 100.940 0.940 0.522 8/11/2014 20:00 38.293 100.927 0.927 0.515 8/11/2014 14:00 38.252 100.854 0.854 0.474 8/9/2014 18:00 38.227 100.809 0.809 0.449 8/20/2014 16:00 38.206 100.771 0.771 0.428 8/10/2014 18:00 38.196 100.753 0.753 0.418 8/10/2014 17:00 38.19 100.742 0.742 0.412 8/20/2014 19:00 38.189 100.740 0.740 0.411 8/21/2014 13:00 38.182 100.728 0.728 0.404 8/22/2014 14:00 38.182 100.728 0.728 0.404 FPL-036 2Table 1: Total Degrees over 100°F or 37.778°C at Uprate Monitoring Program Station CCS-6 from 8/9/14 - 9/30/15 CCS-6 Celsius Fahrenheit Amt > 100F Amt >37.778C 8/10/2014 19:00 38.133 100.639 0.639 0.355 8/9/2014 19:00 38.119 100.614 0.614 0.341 8/12/2014 20:00 38.111 100.600 0.600 0.333 8/21/2014 21:00 38.108 100.594 0.594 0.33 8/9/2014 17:00 38.079 100.542 0.542 0.301 8/10/2014 16:00 38.078 100.540 0.540 0.3 8/12/2014 14:00 38.057 100.503 0.503 0.279 8/11/2014 21:00 38.051 100.492 0.492 0.273 8/11/2014 21:00 38.051 100.492 0.492 0.273 8/20/2014 15:00 38.032 100.458 0.458 0.254 8/22/2014 20:00 38.024 100.443 0.443 0.246 8/11/2014 13:00 38.018 100.432 0.432 0.24 8/10/2014 20:00 38.016 100.429 0.429 0.238 8/20/2014 20:00 37.972 100.350 0.350 0.194 8/19/2014 18:00 37.96 100.328 0.328 0.182 8/22/2014 13:00 37.948 100.306 0.306 0.17 8/18/2014 17:00 37.941 100.294 0.294 0.163 8/19/2014 17:00 37.926 100.267 0.267 0.148 8/9/2014 20:00 37.917 100.251 0.251 0.139 8/18/2014 16:00 37.908 100.234 0.234 0.13 8/10/2014 15:00 37.889 100.200 0.200 0.111 8/9/2014 16:00 37.885 100.193 0.193 0.107 8/18/2014 18:00 37.868 100.162 0.162 0.09 8/21/2014 22:00 37.854 100.137 0.137 0.076 8/21/2014 12:00 37.844 100.119 0.119 0.066 8/12/2014 13:00 37.841 100.114 0.114 0.063 8/11/2014 22:00 37.818 100.072 0.072 0.04 8/20/2014 14:00 37.817 100.071 0.071 0.039 8/19/2014 16:00 37.795 100.031 0.031 0.017 Total degrees over 100°F or 37.778°C:

49.47 27.47 Number of hours >100°F at TPSWCCS-6 61 Percent of time >100°F at TPSWCCS-6 0.7%

FPL-036 3Table 2: Average CCS Temperatures With and Without the Effect of Additional Temperature Increase/Heat Input Allowed by NRC Action Using Uprate Monitoring Station CCS-6 as a Proxy for the Technical Specification Temperature Location (8/9/14 -9/30/15) CCS-1 CCS-2 CCS-4 CCS-5 CCS-6 Average (°F) Number of records 9814 9951 10000 9993 8748 Average CCS temperature (all data included; °F) actual data 102.241 91.913 89.234 88.826 87.166 91.876 Average CCS temperature, excluding additional temperature increase/heat input over 100°F at CCS-6 (49.47°F is subtracted from total temperatures at each location) 102.236 91.908 89.229 88.821 87.161 91.871