ML062050014
| ML062050014 | |
| Person / Time | |
|---|---|
| Site: | Comanche Peak  |
| Issue date: | 07/17/2006 |
| From: | TXU Power |
| To: | Office of Nuclear Reactor Regulation |
| References | |
| CPSES-200601350, TAC MC6899, TXX-06125 | |
| Download: ML062050014 (44) | |
Text
Attachment I to TXX-06125 Page 125 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line 0.50 0.45 0.40 0.35.2 0.30 0.25< 0.20 0.15 0.10 0.05 0.00 0 500 1000 1500 2000 2500 3000 3500 4000 Time (sec)4500 5000 Figure F-2 Hot Assembly Region Void Fractions
-1.5-in Break (Severed ECCS Line)C-;-'
Attachment I to TXX-06125 Page 126 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line 0.50 0.45 0.40 0.35=0 0.30 0.25 I 0.20 0.15 0.10 0.05 0.00 1000 1500 2000 2500 3000 3500 4000 0 500 4500 5000 Time (sec)Figure F-3 Central Core Region Void Fractions
-1.5-in Break (Severed ECCS Line)cS~
Attachment 1 to TXX-06125 Page 127 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line 0.50 0.45 0.40 0.35 0 0.30 L. 0.25 C. 0.20 0.15-.--VOIDG 160010000 a VOIDG 155010000 VOIDG 150010000.. ... .... .. ... .... .... .. .. ... ..... ..........--.. ....-- ---- --I i -'51 L---i-----a 0.10 ............
0.05 ------ -------i.a i U.UU 1500 2000! b 3500 0 500 1000 2500 Time (sec)3000 4000 4500 5000 Figure F-4 Average Core Region Void Fractions
-1.5-in Break (Severed ECCS Line)
Attachment 1 to TXX-06125 Page 128 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line 1.2 1.0.O 0.8 U 14.0 0.6 CL 0.4 0.2 0.0 0 500 1000 1500 2000 2500 3000 3500 4000 4500 Time (sec)Figure F-5 Upper Plenum Liquid Fraction -1.5-in Break (Severed ECCS Line)5000 CCGO Attachment 1 to TXX-06125 Page 129 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line-J 0.14.0 12.0 10.0 8.0 6.0 4.0 2.0 0.0 0 500 1000 1500 2000 2500 3000 3500 4000 4500 Time (sec)Figure F-6 Hot Assembly Collapsed Water Level -1.5-in Break (Severed ECCS Line)5000 Attachment 1 to TXX-06125 Page 130 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line 700.0 650.0 U.9. 600.0 E 550.0 I-500.0 450.0 400.0 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 Time (sec)Figure F-7 Hot Assembly Clad Temperatures
-1.5-in Break (Severed ECCS Line)r- J-Attachment 1 to TXX-06125 Page 131 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line 0.7 0.6 0.5-.- VOIDG 460030000* VOIDG 461030000 VOIDG 462030000* VOIDG 463030000 C 0 o w 0.3 CO CL 0.0-J 0.2 0.1 0.0.L mpim.mmI~minA 0 500 1000 1500 2000 2500 Time (sec)3000 3500 4000 4500 5000 Figure F-8 Loop Seal Void Fractions
-1.5-in Break (Severed ECCS Line)
Attachment I to TXX-06125 Page 132 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line 1.0 0.9-1.. MFLOWJ* MFLOWJ MFLOWJ MFLOWJ 735000000 736000000 737000000 738000000 0.8'A E 0.7 o 0.6 M.U-U)M 0.5 I.., 0 M0.4 E0.3 U 4-0.2 0.1 0.0 0 500 1000 1500 2000 2500 Time (sec)3000 3500 4000 4500 5000 Figure F-9 Accumulator Mass Flow Rates -1.5-in Break (Severed ECCS Line)
Attachment 1 to TXX-06125 Page 133 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line 300.0 250.0 E 0 M-1n 200.0 150.0 100.0 50.0 0.0 0 500 1000 1500 2000 2500 3000 3500 4000 4500 Time (sec)5000 Figure F-10 Break Flow Rate -1.5-in Break (Severed ECCS Line)
Attachment 1 to TXX-06125 Page 134 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line E.0 0 0 100.0 90.0 80.0 70.0 60.0 50.0 40.0 30.0 20.0 10.0 0.0 0 5 00 1000 1500 2000 2500 3000 3500 4000 4 Time (sec)Figure F-11 Total Pumped ECCS Flow Rate -1.5-in Break (Severed ECCS Line)500 5000 Attachment I to TXX-06125 Page 135 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line 1200 1 L PCT Node (10.125 ft)No Rupture Predicted.E-C., 600.-400 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 Time (sec)Figure F-12 TOODEE2 Clad Temperature
-1.5-in Break (Severed ECCS Line)
Attachment 1 to TXX-06125 Page 136 of 216 14.0 12.0 10.0 a)0)U~8.0 6.0 4.0 2.0 0.0 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line-I -~IH III -I --- m T_ _ _ L _ __ I _I 0 500 1000 1500 3500 2000 2500 Time (sec)3000 4000 4500 5000 Figure F-13 Core Mixture Level -1.5-in Break (Severed ECCS Line)
Attachment 1 to TXX-06125 Page 137 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed EGOS Injection Line 30.0 25.0> 20.0-J 15.0 0 L,..E 0) 10.0 0 0-I w ~ -* -I -I -EEEhhEE~EE I -I -__ __ __ __ __ __ __ I __ __ __5.0 0.0 0 500 1000 1500 2000 2500 Time (sec)3000 3500 4000 4500 5000 Figure F-14 Downcomer Liquid Level -1.5-in Break (Severed ECCS Line)
Attachment 1 to TXX-06125 Page 138 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line 700.0--.-TEMPG 122010000-TEMPG 123010000 650.0 TEMPG 124010000 x TEMPG 125010000 5600.0 _ ...........
4)4 50.0 ---- --- -7 400.00 50 10 150 20 250 30 350 40 450 00 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 Time (sec)Figure F-15 Hot Assembly Steam Temperatures
-1.5-in Break (Severed ECCS Line)
Attachment I to TXX-06125 Page 139 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line 4.0 3.5 i LA.it-01 ,' 3.0 2.5 0 2.0 It-U)r- 1.5 I1-aQ 1.0 i-HTHTC u HTHTC x HTHTC! E xHTHTC 1291011 1291012 1291013 1291014...... ..... .. .-------------------------- ------t----_ _ _ _ _ -0.5 4 0.0 0 500 1000 1500 2000 2500 Time (sec)3000 3500 4000 4500 5000 Figure F-16 Hot Assembly Heat Transfer Coefficients
-1.5-in Break (Severed ECCS Line)C-0 Attachment 1 to TXX-06125 Page 140 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line 0.00' -0.05 E.0 .Q -0.10 I._(U; -0.15 C..'-0.20 0-0.25 (U o -0.30 Q-14-k-7WO.
4 I.S S I, 6 x.......... ............. .... ..----- -- -..... .... .. ...................
.. ..... .. .................
x x 1x--VAPGEN 490010000£VAPGEN 491010000 VAPGEN 492010000 xVAPGEN 493010000 a 4 S B'U 4-I--0.35 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 Time (sec)Figure F-17 Condensation Rate in Cold Leg Discharge
-1.5-in Break (Severed ECCS Line)0 cu 9 Attachment I to TXX-06125 Page 141 of 216 CPSES-1 SBLOCA D76 RSG Analysis 1.5-Inch Break -Severed ECCS Injection Line.0~C L.1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 0 500 1C 00 1500 2000 2500 3000 3500 400 Time (sec)Figure F-18 Break Quality- 1.5-in Break (Severed ECCS Line)0 4500 5000 Attachment 1 to TXX-06125 Page 142 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 2500.0 P 174010000 m P 570010000.2 0 0 0 .0 ---------
-P 5 71-- -------. ... .....01 0 0 0 0 ...... ...............
- 0. x P 572010000 0 xP 573010000 2 1500.0 o --CL 0 0 1000.0. ---o.'U E CL 5 0 0 .0 -------------...-----------
0.0 0 100 200 300 400 500 600 Time (sec)Figure G-1 Primary and Secondary System Pressures in Break (Severed ECCS Line)
Attachment I to TXX-06125 Page 143 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 1.2 1.0 0.8 0 0.0.2 0 0.4 0.2 0.0-'--VOIDG 122010000* VOIDG 117010000 VOIDG 112010000 a l!a i..V,* i 4 at-0 a 0 100 200 300 400 500 Time (sec)Figure G-2 Hot Assembly Region Void Fractions in Break (Severed ECCS Line)600 Attachment I to TXX-06125 Page 144 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 1.2 1.0 0.8 0 Li 0.6 C.,)0.4 0.2-.-VOIDG 140010000* VOIDG 135010000 VOIDG 130010000 0 a S V aý0- -a 9 U', IL:IV i 0.0 0 100 200 300 400 500 Time (sec)Figure G-3 Central Core Region Void Fractions in Break (Severed ECCS Line)600 C-cc Attachment 1 to TXX-06125 Page 145 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 1.2 1.0 0.8-*-VOIDG 160010000* VOIDG 155010000 VOIDG 150010000 a a C.o 0 0.U-~0.6 0.4 0.2 0.0 Is-- ---- ------ --- ---- ----3.*,'- %.U.i,,I n A--0 100 200 300 400 500 600 Time (sec)Figure G-4 Average Core Region Void Fractions in Break (Severed ECCS Line)C-7 Attachment 1 to TXX-06125 Page 146 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 1.2 1.0.2 0.8 U-.o 0.6 M. 0.4 0.2 0.0 0 100 200 300 400 500 Time (sec)Figure G-5 Upper Plenum Liquid Fraction in Break (Severed ECCS Line)600 cT Attachment I to TXX-06125 Page 147 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 14.0 12.0 10.0 a,-J a, U, 0.a, 0 I 8.0 6.0 4.0 2.0 0.0 0 100 200 300 400 500 Time (sec)Figure G-6 Hot Assembly Collapsed Water Level in Break (Severed ECCS Line)600 Attachment I to TXX-06125 Page 148 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 1800.0 HTTEMP 129101108 1 HTTEMP 129101208 HTTEMP 129101308 a"a HTTEMP 129101408 1400.0 -- --U.U 1200.0 --.-00 I- x 1000.0 --- -x---800.0----
--~ --- -- -----'600.0 --400.0 -________________
0 100 200 300 400 500 600 Time (sec)Figure G-7 Hot Assembly Clad Temperatures in Break (Severed ECCS Line)
Attachment 1 to TXX-06125 Page 149 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 1.2 1.0.2 0.8 U 0 0.6*0 0 Co o 0.4-J 0.2 0.0 0 100 200 300 400 500 Time (sec)Figure G-8 Loop Seal Void Fractions in Break (Severed ECCS Line)600 Cl$'3 Attachment I to TXX-06125 Page 150 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 450.0 4 0 0 .0 ---o-.. .... -------MFLOWJ 735000000 350.0 .MFLOW J 736000000
-- ------------------
MFLOWJ 737000000 A x MFLOWJ 738000000 A A 300.0 .......-...
0 2500----------
200.0 --... .0 E 150.0 ------------
-- ------100.0 -------~-----------
50.0 -- __ -- ---0 100 200 300 400 500 600 Time (sec)Figure G-9 Accumulator Mass Flow Rates in Break (Severed ECCS Line)
Attachment I to TXX-06125 Page 151 of 216 E 0 U-CO 4500.0 4000.0 3500.0 3000.0 2500.0 2000.0 1500.0 1000.0 500.0 0.0 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line I _ __ __0 1V 00 200 300 400 Time (sec)Figure G-10 Break Flow Rate in Break (Severed ECCS Line)500 600 Attachment 1 to TXX-06125 Page 152 of 216 E 0 U, 0 100.0 90.0 80.0 70.0 60.0 50.0 40.0 30.0 20.0 10.0 0.0 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line_ __ _ _ I _0 100 200 300 400 500 Time (sec)Figure G-11 Total Pumped ECCS Flow Rate in Break (Severed ECCS Line)600 Attachment 1 to TXX-06125 Page 153 of 216 1800 1600_- 1400 LL I-.LM 1200 4)M E I-tn 1000 0 800 600 400 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line-PCT Node (10.125ft)
I -T No Rupture Predicted 0 100 200 300 Time (sec)400 500 600 Figure G-12 TOODEE2 Clad Temperature in Break (Severed ECCS Line)
Attachment 1 to TXX-06125 Page 154 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 14.0 12.0 10.0-J 0 0 U.8.0 6.0 4.0 2.0 0.0 0 100 200 300 400 500 Time (sec)600 Figure G-13 Core Mixture Level in Break (Severed ECCS Line)
Attachment 1 to TXX-06125 Page 155 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 30.0 25.0> 20.0 0, 03 10.0 0 03 t t r I j__1~______ ______ ______ ______ .1 ______ ______5.0 0.0 0 100 200 300 Time (sec)400 500 600 Figure G-14 Downcomer Liquid Level in Break (Severed ECCS Line)
Attachment I to TXX-06125 Page 156 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 1400.0 1300.0 1200.0" 1100.0 o...1000.0 (U 0 0.E 90o.0 F-E m 800.0 4)700.0 600.0 500.0 400.0 0 100 200 300 400 500 Time (sec)Figure G-1 5 Hot Assembly Steam Temperatures in Break (Severed ECCS Line)600 Attachment 1 to TXX-06125 Page 157 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 4.0 3.5 L-0 I.I.*13.0 r 2.5.2 t o 2.0 L.1.5 I.-c 1.0 I-r ,<0.5 0.0 0 100 200 300 400 500 Time (sec)Figure G-16 Hot Assembly Heat Transfer Coefficients in Break (Severed ECCS Line)600 C-7(p Attachment 1 to TXX-06125 Page 158 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line 0.00-0.05 E-0.10 0),,.u -0.15_j -0.20 U ( -0.25 0 U -0.30 4)o -0.35 U--0.40 0 100 200 300 400 500 Time (sec)600 Figure G-17 Condensation Rate in Cold Leg Discharge in Break (Severed ECCS Line)c-17 Attachment 1 to TXX-06125 Page 159 of 216 CPSES-1 SBLOCA D76 RSG Analysis 6-Inch Break -Severed ECCS Injection Line CF a, 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 0 100 200 300 400 Time (sec)Figure G-18 Break Quality in Break (Severed ECCS Line)500 600 Attachment 1 to TXX-06125 Page 160 of 216 CPSES-1 SBLOCA D76 RSG Analysis 4-Inch Break -Only Broken Loop Seal Clears 2500.0-P 174010000.P 570010000~2OO.0- -P 571010000 0. x P 572010000 L =--P 573010000 E '4,) 1500.0 -_-------
__ --------(L 0 4) 1000.0 ------ -- -'- ý -1 U, 0.0 0 200 400 600 800 1000 1200 Time (sec)Figure H-1 Primary and Secondary System Pressures in Break (Only Broken Loop Seal Clears)
Attachment 1 to TXX-06125 Page 161 of 216 CPSES-1 SBLOCA D76 RSG Analysis 4-Inch Break -Only Broken Loop Seal Clears 1.2 1.0 0.8 0 1.2 L 0.6 0 0.4 0.2 0.0 0 200 400 600 800 1000 Time (sec)Figure H-2 Hot Assembly Region Void Fractions in Break (Only Broken Loop Seal Clears)1200 c-1 ý Attachment 1 to TXX-06125 Page 162 of 216 CPSES-1 SBLOCA D76 RSG Analysis 4-Inch Break -Only Broken Loop Seal Clears 1 .2 -----------
-+-VOIDG 140010000* VOIDG 135010000 VOIDG 130010000 1.0 -__ ------4----I-____
0.8 0.0 200 --T ...... 1200 0.) ---- --- --- ------------
--0.0 0 200 400 600 800 1000 1200 Time (sec)Figure H-3 Central Core Region Void Fractions in Break (Only Broken Loop Seal Clears)
Attachment I to TXX-06125 Page 163 of 216 CPSES-1 SBLOCA D76 RSG Analysis 4-Inch Break -Only Broken Loop Seal Clears 1.2 1.0 0.8 0 U-0 u.0.6 0.4 0.2 0.0 0 200 400 600 800 1000 Time (sec)Figure H-4 Average Core Region Void Fractions in Break (Only Broken Loop Seal Clears)1200 cqQ Attachment 1 to TXX-06125 Page 164 of 216 CPSES-1 SBLOCA D76 RSG Analysis 4-Inch Break -Only Broken Loop Seal Clears 1.2 1.0 O 0.8 LL I-i"-o 0.6 I. 0.4 0.2 0.0 0 200 400 600 800 1000 Time (sec)Figure H-5 Upper Plenum Liquid Fraction in Break (Only Broken Loop Seal Clears)1200 Attachment 1 to TXX-06125 Page 165 of 216 14.0 12.0 10.0 0 8.0 6.0 4.0 2.0 0.0 CPSES-1 SBLOCA D76 RSG Analysis 4-Inch Break -Only Broken Loop Seal Clears_I___________________
________________I
________________
_________________
________________
_________________
0 200 400 600 Time (sec)800 1000 1200 Figure H-6 Hot Assembly Collapsed Water Level in Break (Only Broken Loop Seal Clears)
Attachment I to TXX-06125 Page 166 of 216 CPSES-1 SBLOCA D76 RSG Analysis 4-Inch Break -Only Broken Loop Seal Clears 2000.0-HTTEMP 129101108 1800.0 .HT. ....129101208 HTTEMP 129101208 HTTEMP 129101308 1 6 0 0 .0 ..... .x H T T E M P 1 2 9 1 0 1 4 0 8 .......... ..... .. .. ... ... ... ..... .. .. ...... .. ..... .. ... .. .. ..........
........ ....~. 1 4 0 0 .0 ----- -- -----------------
0 0 0- ---- ---, ,- -----............. .. ............ ..... .. ...... .... ... .. -- ------ -------------------1200.0 -~ -----------0, 0- 2 (U S 800.0 -0 200 400 600 800 1000 1200 Time (sec)Figure H-7 Hot Assembly Clad Temperatures in Break (Only Broken Loop Seal Clears)
Attachment I to TXX-06125 Page 167 of 216 CPSES-1 SBLOCA D76 RSG Analysis 4-Inch Break -Only Broken Loop Seal Clears 1.2 1.0-S.2 0.8 0=C.)o 0.4 0.2 0.0-VOIDG 460030000* VOIDG 461030000 VOIDG 462030000
.x VOIDG 463030000--------p mi --0 200 400 600 Time (sec)800 1000 1200 Figure H-8 Loop Seal Void Fractions in Break (Only Broken Loop Seal Clears)
Attachment I to TXX-06125 Page 168 of 216 CPSES-1 SBLOCA D76 RSG Analysis 4-Inch Break -Only Broken Loop Seal Clears 160.0 140.0 120.0 E 100.0 0 L, 80.0'- 60.0 0 E 40.0 ,<MFLOWJ 735000000 a MFLOWJ 736000000 MFLOWJ 737000000 x MFLOWJ 738000000 4 t A*~: ~~~il4 20.0 -41001 1000 12 0.0-20.0 I I H 00 200 400 600 800 Time (sec)Figure H-9 Accumulator Mass Flow Rates in Break (Only Broken Loop Seal Clears)