ML18024A338: Difference between revisions
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{{#Wiki_filter:BFN-26 Table 14.5-1 TRANSIENT ANALYSES POWER/FLOW STATE POINTS (100P = 3458 MWt, 100F = 102.5E6 lbm/hr) TRANSIENT 30P/52F75P/52F75P/108F100P/81F102P/81F100P/100F100P/105F102P/105F102P/100F Load Rejection No Bypass X LRNBP/EOC-RPT-OOS X Loss of Condenser Vacuum X Turbine Stop Valve Closure/TT X TSVC/TT-NBP, HP X TSVC/TT-NBP, LP X Closure of All MSIVs X Closure of One MSIV X Loss of Feedwater Heater-REDY X Loss of Feedwater Heater-PANACEA X Inadvertent Pump Start X Pressure Regulator Failure Open XInadvertent Opening of a Relief Valve XLoss of Feedwater Flow XLoss of Auxiliary Power Transformers XLoss of Auxiliary Power - Grid Connections XRecirculation Flow Control Failure-Decreasing Flow X One Recirculation Pump Trip XTwo Recirculation Pumps Trip X (VFD)One Recirculation Pump Seizure XRecirculation Flow Control Failure- Increasing Flow X Startup of Idle Recirculation Loop XX FW Control Failure-Maximum Demand X XFWCF - EOC-RPT-OOS XFWCF - TBP-OOS X BFN-26 Table 14.5-2 TRANSIENT ANALYSES INITIAL CONDITIONS (Power Uprate) Parameter GE UFSAR Analysis (at percent power)Framatome ANPReload Analysis Thermal Power, MWt 3458 (100%) / 3527 (102%) 3458 (100%) Core Flow, Mlb/hr 102.5 102.5 Core Flow Range (% of current rated) 81-105 81-105 Vessel Steam Flow and FW flow, Mlb/hr 14.24 (100%) / 14.57 (102%) 14.15 Analysis Dome Pressure, psia 1055 (100%) / 1070 (102%) 1050 Analysis Turbine Pressure, psia 995 (100%) / 1010 (102%)985Feedwater Temperature, °F 382 (100%) / 384 (102%) 382 Turbine Bypass Capacity 25.2% of rated vessel steam flow Number of MSRVs 13 13 MSRV type Target RockTarget RockOpening response of relief functions 0.15 s 0.15 s Opening delay of relief functions 0.4 s 0.45s MSRV Capacity ,% rated steam flow (Based on 1090 psig setpoint) 73.8% i (12 valves)73.8% i (12 valves) MSRV Setpoint, (number of valves @ psig) (+3% setpoint tolerance included) 4 @ 1174ii 4 @ 1185 5 @ 1195 4 @ 1169ii 4 @ 1179 4 @ 1190 MCPR Safety Limit 1.10 Cycle Specific Recirculation Flow Control VFD Flow ControlVFD Flow Control Core Average Gap Conductance (Btu/s-sq. ft -Deg F) 0.3972 Case Dependent High Neutron Flux Scram Setpoint 125.4% of rated power125.4% of rated powerHigh Pressure Scram Setpoint, psig 1106 1101 High Pressure ATWS-RPT setpoint, psig 1153 1177 Reactor L8 Water Level, in avziii 588 588 Reactor L3 Water Level, in avziii 518518Reactor L2 Water Level, in avziii 448 448 Reactor L1 Water Level, in avziii 372.5 372.5 i Referenced to rated vessel steam flow at 3458 MWt. The absolute MSRV capacity at 1090 psig does not change with power uprate. ii Considered only 3 out of 4 due to 1 MSRV-OOS iii Above vessel zero | {{#Wiki_filter:BFN-26 Table 14.5-1 TRANSIENT ANALYSES POWER/FLOW STATE POINTS (100P = 3458 MWt, 100F = 102.5E6 lbm/hr) TRANSIENT 30P/52F75P/52F75P/108F100P/81F102P/81F100P/100F100P/105F102P/105F102P/100F Load Rejection No Bypass X LRNBP/EOC-RPT-OOS X Loss of Condenser Vacuum X Turbine Stop Valve Closure/TT X TSVC/TT-NBP, HP X TSVC/TT-NBP, LP X Closure of All MSIVs X Closure of One MSIV X Loss of Feedwater Heater-REDY X Loss of Feedwater Heater-PANACEA X Inadvertent Pump Start X Pressure Regulator Failure Open XInadvertent Opening of a Relief Valve XLoss of Feedwater Flow XLoss of Auxiliary Power Transformers XLoss of Auxiliary Power - Grid Connections XRecirculation Flow Control Failure-Decreasing Flow X One Recirculation Pump Trip XTwo Recirculation Pumps Trip X (VFD)One Recirculation Pump Seizure XRecirculation Flow Control Failure- Increasing Flow X Startup of Idle Recirculation Loop XX FW Control Failure-Maximum Demand X XFWCF - EOC-RPT-OOS XFWCF - TBP-OOS X BFN-26 Table 14.5-2 TRANSIENT ANALYSES INITIAL CONDITIONS (Power Uprate) Parameter GE UFSAR Analysis (at percent power)Framatome ANPReload Analysis Thermal Power, MWt 3458 (100%) / 3527 (102%) 3458 (100%) Core Flow, Mlb/hr 102.5 102.5 Core Flow Range (% of current rated) 81-105 81-105 Vessel Steam Flow and FW flow, Mlb/hr 14.24 (100%) / 14.57 (102%) 14.15 Analysis Dome Pressure, psia 1055 (100%) / 1070 (102%) 1050 Analysis Turbine Pressure, psia 995 (100%) / 1010 (102%)985Feedwater Temperature, °F 382 (100%) / 384 (102%) 382 Turbine Bypass Capacity 25.2% of rated vessel steam flow Number of MSRVs 13 13 MSRV type Target RockTarget RockOpening response of relief functions 0.15 s 0.15 s Opening delay of relief functions 0.4 s 0.45s MSRV Capacity ,% rated steam flow (Based on 1090 psig setpoint) 73.8% i (12 valves)73.8% i (12 valves) MSRV Setpoint, (number of valves @ psig) (+3% setpoint tolerance included) 4 @ 1174ii 4 @ 1185 5 @ 1195 4 @ 1169ii 4 @ 1179 4 @ 1190 MCPR Safety Limit 1.10 Cycle Specific Recirculation Flow Control VFD Flow ControlVFD Flow Control Core Average Gap Conductance (Btu/s-sq. ft -Deg F) 0.3972 Case Dependent High Neutron Flux Scram Setpoint 125.4% of rated power125.4% of rated powerHigh Pressure Scram Setpoint, psig 1106 1101 High Pressure ATWS-RPT setpoint, psig 1153 1177 Reactor L8 Water Level, in avziii 588 588 Reactor L3 Water Level, in avziii 518518Reactor L2 Water Level, in avziii 448 448 Reactor L1 Water Level, in avziii 372.5 372.5 i Referenced to rated vessel steam flow at 3458 MWt. The absolute MSRV capacity at 1090 psig does not change with power uprate. ii Considered only 3 out of 4 due to 1 MSRV-OOS iii Above vessel zero}} | ||
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Revision as of 02:31, 18 May 2018
ML18024A338 | |
Person / Time | |
---|---|
Site: | Browns Ferry |
Issue date: | 10/05/2017 |
From: | Tennessee Valley Authority |
To: | Office of Nuclear Reactor Regulation |
Shared Package | |
ML18018A778 | List:
|
References | |
Download: ML18024A338 (2) | |
Text
BFN-26 Table 14.5-1 TRANSIENT ANALYSES POWER/FLOW STATE POINTS (100P = 3458 MWt, 100F = 102.5E6 lbm/hr) TRANSIENT 30P/52F75P/52F75P/108F100P/81F102P/81F100P/100F100P/105F102P/105F102P/100F Load Rejection No Bypass X LRNBP/EOC-RPT-OOS X Loss of Condenser Vacuum X Turbine Stop Valve Closure/TT X TSVC/TT-NBP, HP X TSVC/TT-NBP, LP X Closure of All MSIVs X Closure of One MSIV X Loss of Feedwater Heater-REDY X Loss of Feedwater Heater-PANACEA X Inadvertent Pump Start X Pressure Regulator Failure Open XInadvertent Opening of a Relief Valve XLoss of Feedwater Flow XLoss of Auxiliary Power Transformers XLoss of Auxiliary Power - Grid Connections XRecirculation Flow Control Failure-Decreasing Flow X One Recirculation Pump Trip XTwo Recirculation Pumps Trip X (VFD)One Recirculation Pump Seizure XRecirculation Flow Control Failure- Increasing Flow X Startup of Idle Recirculation Loop XX FW Control Failure-Maximum Demand X XFWCF - EOC-RPT-OOS XFWCF - TBP-OOS X BFN-26 Table 14.5-2 TRANSIENT ANALYSES INITIAL CONDITIONS (Power Uprate) Parameter GE UFSAR Analysis (at percent power)Framatome ANPReload Analysis Thermal Power, MWt 3458 (100%) / 3527 (102%) 3458 (100%) Core Flow, Mlb/hr 102.5 102.5 Core Flow Range (% of current rated)81-105 81-105 Vessel Steam Flow and FW flow, Mlb/hr 14.24 (100%) / 14.57 (102%) 14.15 Analysis Dome Pressure, psia 1055 (100%) / 1070 (102%) 1050 Analysis Turbine Pressure, psia 995 (100%) / 1010 (102%)985Feedwater Temperature, °F 382 (100%) / 384 (102%) 382 Turbine Bypass Capacity 25.2% of rated vessel steam flow Number of MSRVs 13 13 MSRV type Target RockTarget RockOpening response of relief functions 0.15 s 0.15 s Opening delay of relief functions 0.4 s 0.45s MSRV Capacity ,% rated steam flow (Based on 1090 psig setpoint) 73.8% i (12 valves)73.8% i (12 valves) MSRV Setpoint, (number of valves @ psig) (+3% setpoint tolerance included) 4 @ 1174ii 4 @ 1185 5 @ 1195 4 @ 1169ii 4 @ 1179 4 @ 1190 MCPR Safety Limit 1.10 Cycle Specific Recirculation Flow Control VFD Flow ControlVFD Flow Control Core Average Gap Conductance (Btu/s-sq. ft -Deg F) 0.3972 Case Dependent High Neutron Flux Scram Setpoint 125.4% of rated power125.4% of rated powerHigh Pressure Scram Setpoint, psig 1106 1101 High Pressure ATWS-RPT setpoint, psig 1153 1177 Reactor L8 Water Level, in avziii 588 588 Reactor L3 Water Level, in avziii 518518Reactor L2 Water Level, in avziii 448 448 Reactor L1 Water Level, in avziii 372.5 372.5 i Referenced to rated vessel steam flow at 3458 MWt. The absolute MSRV capacity at 1090 psig does not change with power uprate. ii Considered only 3 out of 4 due to 1 MSRV-OOS iii Above vessel zero