Appendix A HFP Steady State Calculations

Appendix A

HFP Steady State Calculations

RELAP5 Stand Alone

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HFP – RELAP5 Stand Alone

Figure A.1 - Reactor Power

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 2.99 3 3 3.01 3.01 3.02 3.02 3.03 x 10 9 Power (W) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State rktpow0 X X X _X X X X X X X X X X X X X X X X X

Figure A.2 – PRZ pressure

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 1.56 1.56 1.56 1.57 1.57 1.57 1.57 1.58 1.58 1.58 1.58 x 10 7 Pressure (Pa) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State p26010000 X X X X X X X X X X X X X X X X X X X X

Figure A.3 – SG pressure

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 6.25 6.3 6.35 6.4 6.45 6.5 6.55 x 10 6 Pressure (Pa) WinGraf 4.1 - 03-04-2004 XXX HFP_Steady_State p645010000 X X X X X X _{X X} X X X X X X X X X X X X YYY HFP_Steady_State p745010000 Y Y Y Y Y Y _{Y Y} Y Y Y Y Y Y Y Y Y Y Y ZZZ HFP_Steady_State p845010000 Z Z Z Z Z _{Z Z} Z Z Z Z Z Z Z Z Z Z Z VVV HFP_Steady_State p945010000 V V V V _{V V} V V V V V V V V V V V V

Figure A.4 – Core inlet temperature – Core Channel # 1 to 10

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 562.40 562.50 562.60 562.70 562.80 562.90 563.00 563.10 563.20 563.30 563.40 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State tempf101010000 X X X X X _X X X X X X _X X _{X X X} X X X X

YYY HFP_Steady_State tempf102010000

Y Y Y Y Y _Y Y Y Y Y Y _Y Y _{Y Y Y Y} Y Y ZZZ HFP_Steady_State tempf103010000 Z Z Z Z _Z Z Z Z Z Z _Z Z Z Z Z Z Z Z VVV HFP_Steady_State tempf104010000 V V V _V V V V V V _V V V V V V V V V JJJ HFP_Steady_State tempf105010000 J J J J J J J J J J J _{JJ JJ} J J HHH HFP_Steady_State tempf106010000 H H _H H H H H H _H H _{H H H H} H H ### HFP_Steady_State tempf107010000 # # # # # # # _# # _{# # # #} # # #

OOO HFP_Steady_State tempf108010000

O O O O O O _O O O O O O O O O

AAA HFP_Steady_State tempf109010000

A A A A A A _A A A A A A A A BBB HFP_Steady_State tempf110010000 B B B B B _B B _{B B B B} B B B

Figure A.5 – Core inlet temperature – Core Channel # 11 to 20

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 562.40 562.50 562.60 562.70 562.80 562.90 563.00 563.10 563.20 563.30 563.40 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State tempf111010000 X X X X X _X X X X X X _X X _{X X X X} X X X

YYY HFP_Steady_State tempf112010000

Y Y Y Y Y _Y Y Y Y Y Y _Y Y _{Y Y Y Y} Y Y ZZZ HFP_Steady_State tempf113010000 Z Z Z Z _Z Z Z Z Z Z _Z Z _{Z Z Z Z} Z Z VVV HFP_Steady_State tempf114010000 V V V V V V V V V _V V V V V V V V V JJJ HFP_Steady_State tempf115010000 J J J J J J J J J J J _{JJ JJ} J J HHH HFP_Steady_State tempf116010000 H H _H H H H H H _H H _{H H H H} H H ### HFP_Steady_State tempf117010000 # # # # # # # _# # _{# # # #} # # #

OOO HFP_Steady_State tempf118010000

O O O O O O _O O _{O O O O} O O O

AAA HFP_Steady_State tempf119010000

A A A A A A _A A _{A A A A} A A BBB HFP_Steady_State tempf120010000 B B B B B _B B _{B B B B} B B B

Figure A.6 – Core inlet temperature – Core Channel # 21 to 30

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 562.40 562.50 562.60 562.70 562.80 562.90 563.00 563.10 563.20 563.30 563.40 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State tempf121010000 X X X X X _X X X X X X _X X X X X X X X X

YYY HFP_Steady_State tempf122010000

Y Y Y Y Y _Y Y Y Y Y Y _Y Y Y Y Y Y Y Y ZZZ HFP_Steady_State tempf123010000 Z Z Z Z _Z Z Z Z Z Z _Z Z Z Z Z Z Z Z VVV HFP_Steady_State tempf124010000 V V V _V V V V V V _V V V V V V V V V JJJ HFP_Steady_State tempf125010000 J J J J J J J J J J J _{JJ JJ} J J HHH HFP_Steady_State tempf126010000 H H _H H H H H H _H H H H H H H H ### HFP_Steady_State tempf127010000 # # # # # # # _# # # # # # # # #

OOO HFP_Steady_State tempf128010000

O O O O O O _O O O O O O O O O

AAA HFP_Steady_State tempf130010000

A A A A A A _A A A A A A A A BBB HFP_Steady_State tempf172010000 B B B B B _B B B B B B B B B

Figure A.7 – Core inlet temperature – Core Channel # 31 to 40

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 562.40 562.50 562.60 562.70 562.80 562.90 563.00 563.10 563.20 563.30 563.40 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State tempf173010000 X X X X X _X X X X X X _X X _{X X X X} X X X

YYY HFP_Steady_State tempf174010000

Y Y Y Y Y _Y Y Y Y Y Y _Y Y _{Y Y Y Y} Y Y ZZZ HFP_Steady_State tempf281010000 Z Z Z Z _Z Z Z Z Z Z _Z Z Z Z Z Z Z Z VVV HFP_Steady_State tempf282010000 V V V _V V V V V V _V V V V V V V V V JJJ HFP_Steady_State tempf283010000 J J J J J J J J J J J _{JJ JJ} J J HHH HFP_Steady_State tempf284010000 H H _H H H H H H _H H H H H H H H ### HFP_Steady_State tempf285010000 # # # # # # # _# # # # # # # # #

OOO HFP_Steady_State tempf286010000

O O O O O O _O O O O O O O O O

AAA HFP_Steady_State tempf287010000

A A A A A A _A A A A A A A A BBB HFP_Steady_State tempf288010000 B B B B B _B B B B B B B B B

Figure A.8 – Core outlet temperature – Core Channel # 1 to 10

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 580.0 582.0 584.0 586.0 588.0 590.0 592.0 594.0 596.0 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State tempf101200000 X X X X X X X X X X X X X X X X X X X X YYY HFP_Steady_State tempf102200000 Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y ZZZ HFP_Steady_State tempf103200000 Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z VVV HFP_Steady_State tempf104200000 V V V V V V V V V V V V V V V V V V JJJ HFP_Steady_State tempf105200000 J JJ JJ JJ JJ JJ JJ JJ JJ HHH HFP_Steady_State tempf106200000 H H H H H H H H H H H H H H H H ### HFP_Steady_State tempf107200000 # # # # # # # # # # # # # # # #

OOO HFP_Steady_State tempf108200000

O O O O O O O O O O O O O O O

AAA HFP_Steady_State tempf109200000

A A A A A A A A A A A A A A

BBB HFP_Steady_State tempf110200000

Figure A.9 – Core outlet temperature – Core Channel # 11 to 20

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 593.20 593.40 593.60 593.80 594.00 594.20 594.40 594.60 594.80 595.00 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State tempf111200000 X X X X X X _X X _X X _X X X X X X X X X X YYY HFP_Steady_State tempf112200000

Y Y Y Y Y Y _Y Y _Y Y _Y Y Y Y Y Y Y Y Y ZZZ HFP_Steady_State tempf113200000 Z Z Z Z Z _Z Z _Z Z _{Z Z} Z Z Z Z Z Z Z VVV HFP_Steady_State tempf114200000 V V V V _V V _V V _V V V V V V V V V V JJJ HFP_Steady_State tempf115200000 J J J J J J J J J _JJ J J JJ JJ HHH HFP_Steady_State tempf116200000 H H H _H H _H H _H H H H H H H H H ### HFP_Steady_State tempf117200000 # _# # _# # _# # _{# # #} # # # # # #

OOO HFP_Steady_State tempf118200000

O O _O

O _O

O _{O O}

O O O O O O O AAA HFP_Steady_State tempf119200000

A A _A A _A A _{A A A} A A A A A BBB HFP_Steady_State tempf120200000 B _B B _B B _{B B B} B B B B B B

Figure A.10 – Core outlet temperature – Core Channel # 21 to 30

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 593.20 593.40 593.60 593.80 594.00 594.20 594.40 594.60 594.80 595.00 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State tempf121200000 X X X X X X _X X _X X _{X X} X X X X X X X X YYY HFP_Steady_State tempf122200000

Y Y Y Y Y Y _Y Y _Y Y _Y Y Y Y Y Y Y Y Y ZZZ HFP_Steady_State tempf123200000 Z Z Z Z Z _Z Z _Z Z _{Z Z} Z Z Z Z Z Z Z VVV HFP_Steady_State tempf124200000 V V V V _V V _V V _{V V} V V V V V V V V JJJ HFP_Steady_State tempf125200000 J J J J J J J J J _JJ J J JJ JJ HHH HFP_Steady_State tempf126200000 H H H _H H _H H _H H H H H H H H H ### HFP_Steady_State tempf127200000 # _# # _# # _# # _{# # #} # # # # # #

OOO HFP_Steady_State tempf128200000

O O _O

O _O

O _{O O O}

O O O O O O AAA HFP_Steady_State tempf130200000

A A _A A _A A _{A A} A A A A A A BBB HFP_Steady_State tempf172200000 B _B B _B B _{B B B} B B B B B B

Figure A.11 – Core outlet temperature – Core Channel # 31 to 40

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 593.25 593.50 593.75 594.00 594.25 594.50 594.75 595.00 595.25 595.50 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State tempf173200000 X X X X X X _X X _X X _{X X} X X X X X X X X

YYY HFP_Steady_State tempf174200000

Y Y Y Y Y Y _Y Y _Y Y _{Y Y} Y Y Y Y Y Y Y ZZZ HFP_Steady_State tempf281200000 Z Z Z Z Z _Z Z _Z Z _{Z Z Z} Z Z Z Z Z Z VVV HFP_Steady_State tempf282200000 V V V V _V V _V V _{V V V} V V V V V V V JJJ HFP_Steady_State tempf283200000 J J J J J J J J J _{JJ JJ JJ} J J HHH HFP_Steady_State tempf284200000 H H H _H H _H H _{H H H} H H H H H H ### HFP_Steady_State tempf285200000 # _# # _# # _# # # # # # # # # # #

OOO HFP_Steady_State tempf286200000

O O _O

O _O

O O O O O O O O O O

AAA HFP_Steady_State tempf287200000

A A _A A _A A A A A A A A A A BBB HFP_Steady_State tempf288200000 B _B B _B B B B B B B B B B B

Figure A.12 – SG inlet plenum temperature

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 591.40 591.60 591.80 592.00 592.20 592.40 592.60 592.80 593.00 Temperature (°K) WinGraf 4.1 - 03-04-2004 XXX HFP_Steady_State tempf312010000 X X X X X X X X X _X X _X X X X X X X X X YYY HFP_Steady_State tempf412010000 Y Y Y Y Y Y Y Y Y _Y Y _Y Y Y Y Y Y Y Y ZZZ HFP_Steady_State tempf512010000 Z Z Z Z Z Z Z Z Z _Z Z _{Z Z} Z Z Z Z Z VVV HFP_Steady_State tempf212010000 V V V V V V V _V V _V V V V V V V V V

Figure A.13 – SG outlet plenum temperature

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 562.00 562.20 562.40 562.60 562.80 563.00 563.20 Temperature (°K) WinGraf 4.1 - 03-04-2004 XXX HFP_Steady_State tempf362010000 X X X X X X X X X _X X _{X X X} X X X X X X YYY HFP_Steady_State tempf462010000

Y Y Y Y Y Y Y Y Y _Y Y _{Y Y Y} Y Y Y Y Y ZZZ HFP_Steady_State tempf562010000 Z Z Z Z Z Z Z Z _Z Z _{Z Z Z} Z Z Z Z Z VVV HFP_Steady_State tempf262010000 V V V V V V V _V V _{V V} V V V V V V V

Figure A.14 – SG feed-water temperature

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 530.0 535.0 540.0 545.0 550.0 555.0 560.0 Temperature (°K) WinGraf 4.1 - 03-04-2004 XXX HFP_Steady_State tempf700010000 X X X X X X _{X X} X X X X X X X X X X X X YYY HFP_Steady_State tempf800010000

Y Y Y Y Y Y _{Y Y} Y Y Y Y Y Y Y Y Y Y Y ZZZ HFP_Steady_State tempf900010000 Z Z Z Z Z _{Z Z} Z Z Z Z Z Z Z Z Z Z Z VVV HFP_Steady_State tempf600010000 V V V V _{V V} V V V V V V V V V V V V

Figure A.15 – Pumps speed

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 103.00 103.50 104.00 104.50 105.00 105.50 106.00 106.50

Pumps speed (rad/s)

WinGraf 4.1 - 03-04-2004

XXX HFP_Steady_State pmpvel339

X X X X X X X X X X X X X X X X X X X X YYY HFP_Steady_State pmpvel439

Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y

ZZZ HFP_Steady_State pmpvel539

Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z VVV HFP_Steady_State pmpvel239

V V V V V V V V V V V V V V V V V V

Figure A.16 – RPV pressure losses

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 1.56 1.57 1.58 1.59 1.6 1.61 1.62 x 10 7 Pressure (Pa) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State p250010000 X _X X X X X X X X X X X X X X X X X X X YYY HFP_Steady_State p200010000 Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y

Figure A.17 – Core pressure losses

0 10.0 20.0 30.0 40.0 50.0 60.0 70.0 80.0 90.0 100.0 Time (s) 1.56 1.57 1.57 1.58 1.58 1.59 1.59 1.6 1.6 1.61 x 10 7 Pressure (Pa) WinGraf 4.1 - 03-04-2004 XXX HFP_Steady_State p142010000 X _X X X X X X X X X X X X X X X X X X YYY HFP_Steady_State p171010000 Y _Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y

Figure A.18 – Pumps head

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 5.4 5.5 5.6 5.7 5.8 5.9 6 6.1 6.2 6.3 6.4 x 10 5

Pumps Head (Pa)

WinGraf 4.1 - 03-04-2004

XXX HFP_Steady_State pmphead339

X _{X X X X X X X X X X X X X X X X X X X} YYY HFP_Steady_State pmphead439

Y _{Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y}

ZZZ HFP_Steady_State pmphead539

Z _{Z Z Z Z Z Z Z Z} Z Z Z Z Z Z Z Z Z VVV HFP_Steady_State pmphead239

Figure A.19 – SG pressure losses

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 1.55 1.55 1.56 1.56 1.57 1.57 1.58 x 10 7 Pressure (Pa) WinGraf 4.1 - 03-04-2004 XXX HFP_Steady_State p310010000 X _X X X X X X X X X X X X X X X X X X X YYY HFP_Steady_State p360010000 Y _{Y Y Y Y Y Y Y Y Y} Y Y Y Y Y Y Y Y Y ZZZ HFP_Steady_State p410010000 Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z VVV HFP_Steady_State p460010000 V V V V V V V V V V V V V V V V V V JJJ HFP_Steady_State p510010000 J JJ JJ JJ JJ JJ JJ JJ JJ HHH HFP_Steady_State p560010000 H H H H H H H H H H H H H H H H ### HFP_Steady_State p210010000 # # # # # # # # # # # # # # # # OOO HFP_Steady_State p260010000 O O O O O O O O O O O O O O O

Figure A.20 – Primary Side total mass inventory

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 2.19 2.2 2.21 2.22 2.23 2.24 2.25 2.26 x 10 5

PS total mass inventory (Kg)

WinGraf 4.1 - 02-28-2004

XXX HFP_Steady_State cntrlvar720

X _X

Figure A.21 – SG SS mass inventory

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 3.77 3.8 3.82 3.85 3.87 3.9 3.92 3.95 3.97 4 x 10 4 SG SS mass inventory (Kg) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State cntrlvar55 X X X X X X X X X _X X X _{X X X} X X X X X

Figure A.22 –PS total loop coolant flow rate

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 1.6 1.65 1.7 1.75 1.8 1.85 1.9 x 10 4 Mass flowrate (Kg/s) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State mflowj100010000 X X X X X X X X X X X X X X X X X X X X

Figure A.23 –SG #1 feed-water mass flow rate

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 60 80 100 120 140 160 180 200 Mass flowrate (Kg/s) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State mflowj605000000 X X X X X X X X X X X X X X X X X X X X

YYY HFP_Steady_State mflowj615000000

Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y

ZZZ HFP_Steady_State mflowj625000000

Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z

Figure A.24 –SG #2 feed-water mass flow rate

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 60 80 100 120 140 160 180 200 Mass flowrate (Kg/s) WinGraf 4.1 - 03-04-2004 XXX HFP_Steady_State mflowj705000000 X X X X X X X X X X X X X X X X X X X X

YYY HFP_Steady_State mflowj715000000

Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y

ZZZ HFP_Steady_State mflowj725000000

Figure A.25 –SG #3 feed-water mass flow rate

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 60 80 100 120 140 160 180 200 Mass flowrate (Kg/s) WinGraf 4.1 - 03-04-2004 XXX HFP_Steady_State mflowj805000000 X X X X X X X X X X X X X X X X X X X X

YYY HFP_Steady_State mflowj815000000

Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y

ZZZ HFP_Steady_State mflowj825000000

Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z

Figure A.26 –SG #4 feed-water mass flow rate

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 60 80 100 120 140 160 180 200 Mass flowrate (Kg/s) WinGraf 4.1 - 03-04-2004 XXX HFP_Steady_State mflowj905000000 X X X X X X X X X X X X X X X X X X X X

YYY HFP_Steady_State mflowj915000000

Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y

ZZZ HFP_Steady_State mflowj925000000

Figure A.27 –DC-UH and HL nozzle bypass

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 220 240 260 280 300 320 340 360 380 Mass flowrate (Kg/s) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State mflowj181040000 X X X X X X X X X X X X X X X X X X X X

Figure A.28–Core bypass Flow rate

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 800 1000 1200 1400 1600 1800 2000 Mass flowrate (Kg/s) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State mflowj186010000 X X X X X X X X X X X X X X X X X X X X

Figure A.29 –PRZ level

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 8.40 8.45 8.50 8.55 8.60 8.65 8.70 8.75 8.80 8.85 PRZ level (m) WinGraf 4.1 - 02-28-2004 XXX HFP_Steady_State cntrlvar3 X X X X X X _{X X} X X X X X X X X X X X X

Figure A.30 –SG level

0 20.0 40.0 60.0 80.0 100.0 120.0 Time (s) 1.70 1.80 1.90 2.00 2.10 2.20 2.30 2.40 2.50 2.60 2.70 SG level (m) WinGraf 4.1 - 03-04-2004 XXX HFP_Steady_State cntrlvar12 X X X _X X X _X X _{X X X} X X X X X X X X X YYY HFP_Steady_State cntrlvar13

Y Y Y _Y Y Y _Y Y _{Y Y Y} Y Y Y Y Y Y Y Y ZZZ HFP_Steady_State cntrlvar14 Z Z _Z Z Z _Z Z _{Z Z} Z Z _{Z Z Z Z Z Z Z} VVV HFP_Steady_State cntrlvar11 V V V V _V V _{V V V} V V V V V V V V V

Figure A.31 –SG steam mass flowrate

0 10.0 20.0 30.0 40.0 50.0 60.0 70.0 80.0 90.0 100.0 Time (s) -100 0 100 200 300 400 500 600 Mass flowrate (Kg/s) WinGraf 4.1 - 03-04-2004 XXX HFP_Steady_State mflowj640010000 X X X X X X X X X X X X X X X X X X X

YYY HFP_Steady_State mflowj740010000 Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y ZZZ HFP_Steady_State mflowj840010000 Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z VVV HFP_Steady_State mflowj940010000 V V _V V V V V V V V V V V V V V V

HFP – RELAP5/PARCS Coupled

Figure A.32 –Reactor power

0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 Time (s) 2.96 2.97 2.98 2.99 3 3.01 3.02 3.03 3.04 3.05 x 10 9 Power (W) WinGraf 4.1 - 02-28-2004 XXX HFP_SS_Coupled rktpow3d0 X X X X X X X X X X X X X X X X X X X X X X X

Figure A.33 –PRZ pressure

0 2.5 5.0 7.5 10.0 12.5 15.0 17.5 20.0 22.5 Time (s) 1.56 1.56 1.56 1.57 1.57 1.57 1.57 1.58 1.58 1.58 1.58 x 10 7 Pressure (Pa) WinGraf 4.1 - 02-28-2004 XXX HFP_SS_Coupled p26010000 X X X X X X X X X X X X X X X X X X X X X X X

Figure A.34 –SG SS mass inventory

0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 Time (s) 3.67 3.7 3.72 3.75 3.77 3.8 3.82 3.85 3.87 3.9 3.92 x 10 4 SG SS mass inventory (Kg) WinGraf 4.1 - 02-28-2004 XXX HFP_SS_Coupled cntrlvar55 X X X X X X X X X X X X X X X X X X X X X X X

Figure A.35 –Core Flow Rate

0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 Time (s) 1.8 1.81 1.81 1.81 1.81 1.82 1.82 1.82 1.82 1.83 1.83 x 10 4 Mass flowrate (Kg/s) WinGraf 4.1 - 02-28-2004 XXX HFP_SS_Coupled mflowj100010000 X X _X X X X X X X X X X X X X X X X X X X X X

Figure A.36 –Core Inlet temperature – channel #1 to 10

0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 Time (s) 562.80 563.00 563.20 563.40 563.60 563.80 564.00 564.20 564.40 564.60 564.80 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_SS_Coupled tempf101010000 X X X X X X X X X X X X X X X X X X X X X X X YYY HFP_SS_Coupled tempf102010000

Y Y Y Y Y Y Y Y Y Y _{Y Y} Y Y Y Y Y Y Y Y Y Y ZZZ HFP_SS_Coupled tempf103010000 Z Z Z Z Z Z Z Z Z _{Z Z} Z Z Z Z Z Z Z Z Z Z VVV HFP_SS_Coupled tempf104010000 V V V V V V V V V _{V V V V V V V V V V V} JJJ HFP_SS_Coupled tempf105010000 J J J J J J J J _{J J J J J J J J J J J J} HHH HFP_SS_Coupled tempf106010000 H H H H H H H _{H H} H H H H H H H H H H ### HFP_SS_Coupled tempf107010000 # # # # # # _{# # #} # # # # # # # # #

OOO HFP_SS_Coupled tempf108010000

O O O O O O _{O O O O O O O O O O O} AAA HFP_SS_Coupled tempf109010000

A A A A A _{A A A A A A A A A A A}

BBB HFP_SS_Coupled tempf110010000

B B B _{B B}

B B B B B B B B B B B

Figure A.37 –Core Inlet temperature – channel #11 to 20

0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 Time (s) 562.80 563.00 563.20 563.40 563.60 563.80 564.00 564.20 564.40 564.60 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_SS_Coupled tempf111010000 X X X X X X X X X X X X X X X X X X X X X X X YYY HFP_SS_Coupled tempf112010000

Y Y Y Y Y Y Y Y Y Y _{Y Y} Y Y Y Y Y Y Y Y Y Y ZZZ HFP_SS_Coupled tempf113010000 Z Z Z Z Z Z Z Z Z _Z Z Z Z Z Z Z Z Z Z Z Z VVV HFP_SS_Coupled tempf114010000 V V V V V V V V V _{V V V V V V V V V V V} JJJ HFP_SS_Coupled tempf115010000 J J J J J J J J _{J J} J J J J J J J J J J HHH HFP_SS_Coupled tempf116010000 H H H H H H H _{H H} H H H H H H H H H H ### HFP_SS_Coupled tempf117010000 # # # # # # # _{# # # # # # # # # # #}

OOO HFP_SS_Coupled tempf118010000

O O O O O O _{O O O O O O O O O O O} AAA HFP_SS_Coupled tempf119010000

A A A A A _{A A A A A A A A A A A}

BBB HFP_SS_Coupled tempf120010000

B B B B _{B B}

Figure A.38 –Core Inlet temperature – channel #21 to 30

0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 Time (s) 562.60 562.80 563.00 563.20 563.40 563.60 563.80 564.00 564.20 564.40 564.60 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_SS_Coupled tempf121010000 X X X X X X X X X X X X X X X X X X X X X X X YYY HFP_SS_Coupled tempf122010000

Y Y Y Y Y Y Y Y Y Y _{Y Y} Y Y Y Y Y Y Y Y Y Y ZZZ HFP_SS_Coupled tempf123010000 Z Z Z Z Z Z Z Z Z _{Z Z} Z Z Z Z Z Z Z Z Z Z VVV HFP_SS_Coupled tempf124010000 V V V V V V V V V _{V V V} V V V V V V V V JJJ HFP_SS_Coupled tempf125010000 J J J J J J J J _{J J J J} J J J J J J J J HHH HFP_SS_Coupled tempf126010000 H H H H H H H H _{H H H H H H H H H H H} ### HFP_SS_Coupled tempf127010000 # # # # # # _{# #} # # # # # # # # # #

OOO HFP_SS_Coupled tempf128010000

O O O O O _{O O O O}

O O O O O O O O AAA HFP_SS_Coupled tempf130010000

A A A A A _{A A A A A A A A A A A}

BBB HFP_SS_Coupled tempf172010000

B B B B _{B B B B B B B B B B B B}

Figure A.39 –Core Inlet temperature – channel #31 to 40

0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 Time (s) 562.40 562.60 562.80 563.00 563.20 563.40 563.60 563.80 564.00 564.20 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_SS_Coupled tempf173010000 X X X X X X X X X X X _{X X X} X X X X X X X X X YYY HFP_SS_Coupled tempf174010000

Y Y Y Y Y Y Y Y Y Y _{Y Y} Y Y Y Y Y Y Y Y Y Y ZZZ HFP_SS_Coupled tempf281010000 Z Z Z Z Z Z Z Z Z _{Z Z} Z Z Z Z Z Z Z Z Z Z VVV HFP_SS_Coupled tempf282010000 V V V V V V V V V _{V V V} V V V V V V V V JJJ HFP_SS_Coupled tempf283010000 J J J J J J J _{J J} J J J J J J J J J J J HHH HFP_SS_Coupled tempf284010000 H H H H H H H _H H H H H H H H H H H H ### HFP_SS_Coupled tempf285010000 # # # # # # _{# #} # # # # # # # # # #

OOO HFP_SS_Coupled tempf286010000

O O O O O _{O O}

O O O O O O O O O O AAA HFP_SS_Coupled tempf287010000

A A A A _{A A}

A A A A A A A A A A

BBB HFP_SS_Coupled tempf288010000

B B B B _{B B}

Figure A.40 –Core Outlet temperature – channel #1 to 10

0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 Time (s) 580.0 590.0 600.0 610.0 620.0 630.0 640.0 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_SS_Coupled tempf101200000 X X X X X X X X X X X X X X X X X X X X X X X YYY HFP_SS_Coupled tempf102200000

Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y ZZZ HFP_SS_Coupled tempf103200000 Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z VVV HFP_SS_Coupled tempf104200000 V V V V V V V V V V V V V V V V V V V V JJJ HFP_SS_Coupled tempf105200000 J J J J J J J J J J J J J J J J J J J J HHH HFP_SS_Coupled tempf106200000 H H H H H H H H H H H H H H H H H H H ### HFP_SS_Coupled tempf107200000 # # # # # # # # # # # # # # # # # #

OOO HFP_SS_Coupled tempf108200000

O O O O O O O O O O O O O O O O O AAA HFP_SS_Coupled tempf109200000

A A A A A A A A A A A A A A A A

BBB HFP_SS_Coupled tempf110200000

B B B B B B B B B B B B B B B B

Figure A.41 –Core Outlet temperature – channel #11 to 20

0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 Time (s) 580.0 585.0 590.0 595.0 600.0 605.0 610.0 615.0 620.0 625.0 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_SS_Coupled tempf111200000 X X X X X X X X X X X X X X X X X X X X X X X YYY HFP_SS_Coupled tempf112200000

Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y ZZZ HFP_SS_Coupled tempf113200000 Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z VVV HFP_SS_Coupled tempf114200000 V V V V V V V V V V V V V V V V V V V V JJJ HFP_SS_Coupled tempf115200000 J J J J J J J J J J J J J J J J J J J J HHH HFP_SS_Coupled tempf116200000 H H H H H H H H H H H H H H H H H H H ### HFP_SS_Coupled tempf117200000 # # # # # # # # # # # # # # # # # #

OOO HFP_SS_Coupled tempf118200000

O O O O O O O O O O O O O O O O O AAA HFP_SS_Coupled tempf119200000

A A A A A A A A A A A A A A A A

BBB HFP_SS_Coupled tempf120200000

Figure A.42 –Core Outlet temperature – channel #21 to 30

0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 Time (s) 570.0 580.0 590.0 600.0 610.0 620.0 630.0 640.0 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_SS_Coupled tempf121200000 X X X X X X X X X X X X X X X X X X X X X X X YYY HFP_SS_Coupled tempf122200000

Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y ZZZ HFP_SS_Coupled tempf123200000 Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z VVV HFP_SS_Coupled tempf124200000 V V V V V V V V V V V V V V V V V V V V JJJ HFP_SS_Coupled tempf125200000 J J J J J J J J J J J J J J J J J J J J HHH HFP_SS_Coupled tempf126200000 H H H H H H H H H H H H H H H H H H H ### HFP_SS_Coupled tempf127200000 # # # # # # # # # # # # # # # # # #

OOO HFP_SS_Coupled tempf128200000

O O O O O O O O O O O O O O O O O AAA HFP_SS_Coupled tempf130200000

A A A A A A A A A A A A A A A A

BBB HFP_SS_Coupled tempf172200000

B B B B B B B B B B B B B B B B

Figure A.43 –Core Outlet temperature – channel #31 to 40

0 2.0 4.0 6.0 8.0 10.0 12.0 14.0 16.0 18.0 20.0 Time (s) 560.0 570.0 580.0 590.0 600.0 610.0 620.0 630.0 Temperature (°K) WinGraf 4.1 - 02-28-2004 XXX HFP_SS_Coupled tempf173200000 X X X X X X X X X X X X X X X X X X X X X X X YYY HFP_SS_Coupled tempf174200000

Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y ZZZ HFP_SS_Coupled tempf281200000 Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z Z VVV HFP_SS_Coupled tempf282200000 V V V V V V V V V V V V V V V V V V V V JJJ HFP_SS_Coupled tempf283200000 J J J J J J J J J J J J J J J J J J J J HHH HFP_SS_Coupled tempf284200000 H H H H H H H H H H H H H H H H H H H ### HFP_SS_Coupled tempf285200000 # # # # # # # # # # # # # # # # # #

OOO HFP_SS_Coupled tempf286200000

O O O O O O O O O O O O O O O O O AAA HFP_SS_Coupled tempf287200000

A A A A A A A A A A A A A A A A

BBB HFP_SS_Coupled tempf288200000