ML042790374
| ML042790374 | |
| Person / Time | |
|---|---|
| Site: | Browns Ferry  |
| Issue date: | 04/23/2004 |
| From: | Tennessee Valley Authority |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| Download: ML042790374 (1) | |
Text
BFN Heat Rejection River D/S Temperature Wet Bulb Heat rejected by Heat dissipation to Power Level Cooling Towers U/S Temperature (2) Heat sent to river Mode Flow (1)
Temperature condensers atmosphere by towers Unit 1 Unit 2 Unit 3 cfs °F °F °F 109 BTU/hr 109 BTU/hr 109 BTU/hr 0% 105% 105% open NA 10000 84.7 90 NA 16.4 NA 16.4 0% 120% 120% open NA 10000 84.1 90 NA 19.1 NA 19.1 120% 120% 120% open NA 10000 83.7 90 NA 28.5 NA 28.5 0% 105% 105% helper 5 (existing) 10000 88.6 90 78 16.5 13.4 3.1 0% 120% 120% helper 5 (existing) 10000 88.3 90 78 19.4 15.4 4 6 (SEIS preferred 120% 120% 120% helper 10000 87.1 90 78 28.8 19.6 9.2 alternative)
Notes: 1. 90°F = NPDES limit for instream water temperature.
- 2. Wet bulb temperature 78°F considered worst case condition for cooling tower performance.
pnhopping@tva.com Item 3-11_BFN_heat_rejection.xls 4/23/04