NL-16-109, Indian Point Unit No. 2 Amendment Update to the Updated Final Safety Analysis Report (Ufsar), Revision 26, Chapter 14, Safety Analysis, Figures 14.0-1 to 14.1-67
Text
TOO I I I / v I I 90 I I -I j I ::c l I-a: f I Q !O :a I 7 .... I < I-Cl 70 I-I I.I.. I 0 .... 60 z ...., u I a: ..... A. 50 -I z: 0 -,_ '° a:: ..... I .,, z ->-30 .... I -> -,_ 20 u I < ..... a:: 10 / 0 I -f/ I I I I I I I I 0 1 2 3 ' TI"E FRO" ROD RELEASE (SEC) INDIAN POINT UNIT No. 2 UFSAR FIGURE 14.0-1 REACTIVITY INSERTION vs TIME FOR REACTOR TRIP MIC. No. 1999MC3969 I REV. No. 17A
'--0 -1 10 :::J :z: -2 10 0 5 10 f5 20 25 30 Time (Seconds)
INDIAN POINT UNIT No. 2 UNCONTROLLED RCCA WITHDRAWAL FROM A SUBCRITICAL CONDITION NUCLEAR POWER vs TIME UFSAR FIGURE 14.1-1 I REV. No. 19
.---.. 0 c .E 0 :z: --0 c 0 :.;::::; <..> E' LL ...__, x :::s LL ...... 0 (1) ::r:: .a .7 6 .5 .4 ,3 .2 .1 5 (\ 10 15 20 25 30 Time (Seconds)
INDIAN POINT UNIT No. 2 UNCONTROLLED RCCA WITHDRAWAL FROM A SUBCRITICAL CONDITION HEAT FLUX vs TIME, AVG. CHANNEL UFSAR FIGURE 14.1-2 I REV. No. 19
-*-uei Center l ine empe ature ----Fuel Ave age Tem p era t ure 2500 ......------------------.
Q) 1500 !..... :J 0 !..... g_ 1000 E Q) f-Q) 500 :J LL 0 ! 0 1' I \ r ; ; \ \ \ ' ' ' ' ' ' 5 10 15 20 25 30 Time (Seconds)
INDIAN POINT UNIT No. 2 UNCONTROLLED RCCA WITHDRAWAL FROM A SUBCRITICAL CONDITION FUEL AVERAGE TEMPERATURE vs TIME AT HOT SPOT UFSAR FIGURE 14.1-3 I REV. No. 19 750 ""'O ..2 600 (._) 550 F-----__J 0 5 10 15 20 25 30 (Seconds)
INDIAN POINT UNIT No. 2 UNCONTROLLED RCCA WITHDRAWAL FROM A SUBCRITICAL CONDITION CLAD INNER TEMPERATURE vs TIME AT HOT SPOT UFSAR FIGURE 14.1-4 I REV. No. 19
-0 0+-"---'--'--r--'--"'-'-r-'--'--....._.r----'---'--'--r-...__....__..--;
0 2 4 6 8 10 TIME (SECONDS) 1.2 ---.. 0 1.1 c .E 1 0 :z: 0 .9 .8 .7 6 .5 4 0 2 8 10 INDIAN POINT UNIT No. 2 UNCONTROLLED RCCA BANK WITHDRAWAL FROM FULL POWER WITH MINIMUM REACTIVITY FEEDBACK (70 pcm/sec WITHDRAWAL RATE). NUCLEAR POWER ANO CORE HEAT FLUX vs TIME UFSAR FIGURE 14.1-5 I REV. No. 19 2320 2300 L.i.J 5 2280 (/') (/') LlJ g: 2260 a::: L.i.J '.:::::! 2240 a::: ::::> (/') (/') 2220 CL 2200-l-'--'--'--.---'--'---'--r---'--'--"--,--'---'--'--r-'--'--'"-I
() 2 4 6 8 iO TIME (SECONDS)
.---. 1170 Q5 ..£1: u 1165 :.0 :::i (_) ..__,. i160 .J155 1150 1145 1140 \ 1135 0 2 4 6 8 10 (SECONDS)
INDIAN POINT UNIT No. 2 UNCONTROLLED RCCA BANK WITHDRAWAL FROM FULL POWER WITH MINIMUM REACTIVITY FEEDBACK (70 pcm/sec WITHDRAWAL RATE), PRESSURIZER PRESSURE AND WATER VOLUME vs TIME UFSAR FIGURE 14.1-6 I REV. No. 19
.--. 576......-------------------, w_ I v ID g, 574 572-1-----
4 3.5 3 **2.5 2 15 0 2 ' ' 4 6 8 10 T!ME (SECONDS)
INDIAN POINT UNIT No. 2 UNCONTROLLED RCCA BANK WITHDRAWAL FROM FULL POWER WITH MINIMUM REACTIVITY I FEEDBACK (70 pcm/sec WITHDRAWAL RATE). CORE WATER AVERAGE TEMPERATURE AND DNBR vs TIME UFSAR FIGURE 14.1-7 REV. No. 19 i.2-.------------------
0 c:: .8 .Q u .6 .___, 0:::: L.i..J .4 Q.. .2-_J (.) :::> z I) 20 60 80 100 120 140 160 TIME (SECONDS) 1.2 1.1 ..--.. 0 c: .E 1 0 z 0 .9 c:: .Q u .8 0 '-1--iS .6 :r: 5 .4 0 20 40 120 140 160 INDIAN POINT UNIT No. 2 UNCONTROLLED RCCA BANK WITHDRAWAL FROM FULL POWER WITH MINIMUM REACTIVITY FEEDBACK (1 pcm/sec WITHDRAWAL RATE), NUCLEAR POWER AND CORE HEAT FLUX vs TIME UFSAR FIGURE 14.1-8 I REV. No. 19
...-.... 0 2350 -w 0:: :::> (./') 2300 0:: 0.... ffi 2250 N 0:: :::> (./') 2200 0:: 0.... 2150 0 ..l.-.:--'-r20....l-l.-'-r40-l-...l-'-,60r-'--'-'-80r-'-.l..-.J.-1,-00"'--'--'-1.-20...._._
..... 1-r40-'-'---"-!160 w ::?: 3 1400 0:: w !;;;: 1300 3:: 0:: w N 5 1200 (./') (,/) w 0:: 0.... TIME (SECONDS) 1100 ..j......L.-'--'-...,...-'-'--"-r-'--'-r--'--'--"--r-'---'--T--'--'r-'--r-._,_.---'-'-1 0 20 40 50 80 100 120 140 160 TIME (SECONDS)
INDIAN POINT UNIT No. 2 UNCONTROLLED RCCA BANK WITHDRAWAL f'ROM f'ULL POWER WITH MINIMUM REACTIVITY FEEDBACK (1 pcm/sec WITHDRAWAL RATE). PRESSURIZER PRESSURE ANO WATER VOLUME vs TIME UFSAR FIGURE 14. 1-9 I REV. No. 19
-595 ..,.------------------.
w_ I &S g, 590 a:::: CD z: Cl 3 2.5 2 1.5 20 40 0 20 40 60 80 100 120 140 160 TIME (SECONDS) 60 80 100 120 140 160 TIME (SECONDS)
INDIAN POINT UNIT No. 2 UNCONTROLLED RCCA BANK WITHDRAWAL FROM FULL POWER WITH MINIMUM REACTIVITY FEEDBACK (1 pcm/sec WITHDRAWAL RATE). CORE WATER AVERAGE TEMPERATURE AND DNBR vs TIME UFSAR FIGURE 14.1-10 I REV. No. 19
--Minimum Feedback ----Mox\mum Feedback 2.2 --------------------, 2 1.6 -1 10 I / I , / / --'-.. "'HIGH NEUTRON OT.& T TRIP ...---'....__---+--FLUX TRIP ' \ \\I \ I II ' 0 I 2 10 10 10 Reactivity Addition Rate [pcm/second]
INDIAN POINT UNIT No. 2 MINIMUM DNBR VERSUS REACTIVITY INSERTION RATE, ROD WITHDRAWAL FROM 100 PERCENT POWER UFSAR FIGURE 14.1-11 I REV. No. 19
--Mir;;mum Feedback ----Maximum F'eedbock 2.4 2.3 2.2 2.1 1.7 1.5 1-5 _, io OfoTTRIP t .... I ', I I I ..._ I ' I 'I HIGH NEUTRON FLUX TRIP 18 1d Reactivity Addition Rate (pcm/second]
J 10 INDIAN POINT UNIT No. 2 MINIMUM DNBR VERSUS REACTIVITY INSERTION RATE, ROD WITHDRAWAL FROM 60 PERCENT POWER UFSAR FIGURE 14.1-12 I REV. No. 19
--Min i mum ;"eedbock ----Mcxirr\um Feedbock 2-4 -,-------------------..
2.3 2.2 2.1 = 2 = 1.9 c::: ::i§ 1.8 1.7 1.6 1.5 1.4 -* 10 OTL\TTRIP I J\ __ -' HIGH NEUTRON FLUX TRIP 18 1d 16 16 Reactivity Addition Rate [pcm/second]
INDIAN POINT UNIT No. 2 MINIMUM DNBR VERSUS REACTIVITY INSERTION RATE, ROD WITHDRAWAL FROM 10 PERCENT POWER UFSAR FIGURE 14.1-13 I REV. No. 19 1.2-,------------------,
o 100 Time (seconds) 0 .s 6 .4 .2 0 INDIAN POINT UNIT No. 2 DROPPED ROD INCIDENT MANUAL ROD CONTROL NUCLEAR POWER AND CORE HEAT FLUX AT BOL (SMALL NEGATIVE MTC) FOR DROPPED RCCA OF WORTH -400 PCM UFSAR FIGURE 14.1-14 I REV. No. 19 620 0 50 100 150 200 Time (seconds) 620 ....-------------------, 0 50 100 150 200 INDIAN POINT UNIT No. 2 DROPPED ROD INCIDENT MANUAL ROD CONTROL CORE AVERAGE ANO VESSEL INLET TEMPERATURE AT BOL (SMALL NEGATIVE MTC) FOR DROPPED RCCA OF WORTH -400 PCM UFSAR FIGURE 14.1-15 I REV. No. 19 Time (seconds)
INDIAN POINT UNIT No. 2 DROPPED ROD INCIDENT MANUAL ROD CONTROL PRESSURIZER PRESSURE AT BOL {SMALL NEGATIVE MTC) FOR DROPPED RCCA Of WORTH -400 PCM UFSAR FIGURE 14.1-16 REV. No. 19 1.2 0 .6 w__ '--" .4 I-0 .2 <l> u :::> :z 0 0 50 100 150 200 1.2-.------------------, 0 .8 .6 .4 .2 0 0 50 100 200 INDIAN POINT UNIT No. 2 DROPPED ROD INCIDENT MANUAL ROD CONTROL NUCLEAR POWER AND CORE HEAT FLUX AT EOL (LARGE NEGATIVE MTC) fOR DROPPED RCCA Of WORTH -400 PCM UFSAR FIGURE 14.1-17 I REV. No. 19 I I 620 ..--.. LL.. 600 580 560 540 520 500 Time (seconds)
INDIAN POINT UNIT No. 2 DROPPED ROD INCIDENT MANUAL ROD CONTROL CORE AVERAGE ANO VESSEL INLET TEMPERATURE AT EOL (LARGE NEGATIVE MTC) FOR DROPPED RCCA OF WORTH -400 PCM UFSAR FIGURE 14. 1-18 REV. No. 19 2600 2400 t 2200 [> 2000 N >-::::l en U) J: 1800 0 50 100 150 200 Time (seconds)
INDIAN POINT UNIT No. 2 DROPPED ROD INCIDENT MANUAL ROD CONTROL PRESSURIZER PRESSURE AT EOL (LARGE NEGATIVE MTC) FOR DROPPED RCCA OF WORTH -400 PCM UFSAR FIGURE 14.1-19 I REV. No. 19
.2 O-l--'--"--'--!-.J-.J.-'--+--'--'---'--+--'-......_.--t-_.__._..._._, 0 4 6 8 10 TIME (SECONDS) 1.2.....------------------, :i .8 XO ::I :z: .... .... o .6 :x:g .4 .2 0-1--_.i..-'--!-.J-.J.-'--+--'--'--+--'-""---'--t--'--'--"'-1 0 2 4 6 8 10 TIME (SECONDS)
INDIAN POINT UNIT No. 2 LOSS OF ONE PUMP OUT OF FOUR NUCLEAR POWER AND CORE HEAT FLUX vs TIME UFSAR FIGURE 14.1-20 I REV. No. 19 311: 9 750 .... Su-zi.s -VI 700 w'-8 ....... ;I. b ..... 65() 600 0 1.2 311: 9 .8 :zo :::>Z ;;Ji.. .6 go a.Z oe 98 .4 !J--.2 .... 0 0 2 2 4 6 8 10 TIME (SECONDS) 4 6 8 10 TIME (SECONDS)
INDIAN POINT UNIT No. 2 LOSS OF ONE PUMP OUT OF FOUR TOTAL CORE FLOW AND FAULTED LOOP FLOW vs TIME UFSAR FIGURE 14. 1 -21 REV. No. 19
___ 5 3 2 0 2 4 6 10 2 TIME (SECONDS) 4 6 Tll.!E (SECONDS) 8 INDIAN POINT UNIT No. 2 LOSS OF ONE PUMP OUT OF FOUR PRESSURIZER PRESSURE AND DNBR vs TIME UFSAR FIGURE 14.1-22 I REV. No. 19 1.2.....-----------------, 04--'--'--+--"--'-'--f--'--'--+_.__.__'-t"_.__._......, 0 4 6 8 10 TIME (SECONDS)
.2 04--'--"--+--'--'--+--'--'--l--'--'-'-+_._-'-"'-i 0 2 4 6 8 10 TIME (SECONDS}
INDIAN POINT UNIT No. 2 FOUR PUMP LOSS OF FLOW -UNDERVOLTAGE NUCLEAR POWER AND CORE HEAT FLUX vs TIME UFSAR FIGURE 14.1-23 I REV. No. 19 800 700 !3u-600 zu.i -en u.i';;)-o::t: g.._, 500 g 400 300 0 4 6 8 10 TIME (SECONDS) 1.2 9,..,. .8 23 0::0 tiz ::EL>. 3o .6 §?5 n.-gti .4 .:IE .2 0 ll 2 4 & 8 10 TIME (SECONDS)
INDIAN POINT UNIT No. 2 FOUR PUMP LOSS OF FLOW -UNDERVOLTAGE TOTAL CORE FLOW AND RCS LOOP FLOW VS TIME UFSAR FIGURE 14.1-24 I REV. No. 19 0 2 TIME (SECONDS) 4 6 TIME (SECONDS)
INDIAN B 10 POINT UNIT No. 2 FOUR PUMP LOSS OF FLOW -UNDERVOLTAGE PRESSURIZER PRESSURE AND DNBR vs TIME UFSAR FIGURE 14.1-25 I REV. No. 19 1.2---------------------.
TIME (SECONDS)
.2 0 2 4 6 8 10 TIME (SECONDS)
INDIAN POINT UNIT No. 2 FOUR PUMP LOSS OF FLOW -UNDERFREQUENCY NUCLEAR POWER AND HEAT FLUX vs TIME UFSAR FIGURE 14.1-26 I REV. No. 19 800 700 ): g 600 r... 5'6' 500 z:ll.I 400 8---e 300 200 100 0 2 4 8 10 TIME (SECONDS) 1.2 ): g,.....
.8 (.)_ :::lz: 3:5 .6 .4
.2 I) 0 2 4 6 8 10 TIME (SECONDS)
INDIAN POINT UNIT No. 2 FOUR PUMP LOSS OF FLOW -UNOERFREQUENCY TOTAL CORE FLOW ANO RCS LOOP FLOW vs TIME UFSAR FIGURE 14.1-27 I REV. No. 19
0 2 3 2 0 2 4 6 TIME (SECONDS) 4 6 TIME (SECONDS) 8 10 B INDIAN POINT UNIT No. 2 FOUR PUMP LOSS OF FLOW -UNDERFREOUENCY PRESSURIZER PRESSURE AND DNBR vs TIME UFSAR FIGURE 14.1-28 I REV. No. 19 u t j ca 1=-i I&. 1).6 in IM la. -G.2 0 0
- 4 * ,, ... (Stt::ONDS) 1100 -2500 w IE u 2JOO I . -21i00 -0 4
- I 18 "nYE: (SEC'ONDS)
INDIAN POINT UNIT No. 2 LOCKED ROTOR NUCLEAR POWER AND RCS PRESSURE vs TIME UFSAR FIGURE 14. 1 -29 I REV. No. 22
- 5 11WE: {S!CtlNtlS) a 4 ti Tl WE: (SE:COMD$:)
Hl INDIAN POINT UNIT No. 2 LOCKED ROTOR TOTAL CORE FLOW AND FAULTED LOOP FLOW vs TIME UFSAR FIGURE 14.1-30 I REV. No. 22
0 f 6 llM£
'O INDIAN POINT UNIT No. 2 LOCKED ROTOR FUEL CLAD INNER TEMPERATURE vs TIME UFSAR FIGURE 14.1-30A I REV. No. 22
,--..., 1.2------------------, 0 c:
z: w s 2300 (./) (./) w g::: 2200 a::: w 20 40 60 TIME (SECONDS) 80 100 2100 I (/) (./) 2000 CL 1900
-"--'---'--r-1
__...__.___....__,--,
0 20 40 60 80 100 TIME (SECONDS)
INDIAN POINT UNIT No. 2 LOSS OF LOAD WITH PRESSURIZER SPRAY AND PORV, NUCLEAR POWER AND PRESSURIZER PRESSURE vs TIME UFSAR FIGURE 14.1-31 j REV. No. 19 I 20 40 60 80 100 TIME (SECONDS) 1700-.------------------, ---0 *u; -..S 1600 w ::::;;: 1500 §; a::: 1400 ES 1300 N a::: {
0 2b 40 60 80 100 TIME (SECONDS)
INDIAN POINT UNIT No. 2 LOSS OF LOAD WITH PRESSURIZER SPRAY AND PORV, AVERAGE COOLANT TEMPERATURE AND PRESSURIZER WATER VOLUME vs TIME UFSAR FIGURE 14.1-32 I REV. No. 19 3.5 3 a::: §@ 2.5 a 2 1.5 1+-""---"-"--,--'---'-'-r-'--'--'---r-"--'-_._-r-_._...__'-1 0 20 40 60 80 100 TIME (SECONDS)
INDIAN POINT UNIT No. 2 LOSS OF LOAD WITH PRESSURIZER SPRAY AND POWER OPERATED RELIEF VALVES DNBR vs TIME UFSAR FIGURE 14.1-33 I REV. No. 19 TIME --Iii'!' L{)lller -----Prtthirlz*r Pr1<U1!Jre
- oo INDIAN POINT UNIT No. 2 LOSS OF LOAD WITHOUT PRESSURIZER SPRAY AND PORV, NUCLEAR POWER AND PRESSURIZER PRESSURE vs TIME UFSAR FIGURE 14.1-37 I REV. No. 22
- l{f .w, lifJ TI ME 1;ror1 0:::: L.&.J !ZOO t !C(t:i goo (I 20 4lll 31) 100 llME f!!;\E \""' INDIAN POINT UNIT No. 2 LOSS OF LOAD WITHOUT PRESSURIZER SPRAY AND POWER OPERATED RELIEF VALVES, AVERAGE COOLANT TEMPERATURE AND PRESSURIZER WATER VOLUME vs TIME UFSAR FIGURE 14.1-38 I REV. No. 22 40* 60 (SECONDS)
INDIAN POINT UNIT No. 2 LOSS OF LOAD WITHOUT PRESSURIZER SPRAY AND POWER OPERATED RELIEF VALVES, STEAM PRESSURE, vs TIME UFSAR FIGURE 14.1 -39 I REV. No. 22 0 10 1 10 2 10 Ti me (seconds) 3 10 4 10 1800 -------------------, _.-.._ C) 17DD u :.0 ::::> s 1600 Cl> E ::::> g 1500 \ rv \ 1400 { 1300 { o_ "'---------
0 10 \ iO 2 10 3 10 4 10 INDIAN POINT UNIT No. 2 LOSS OF NORMAL FEEDWATER, OFFSITE POWER AVAILABLE, HIGH T avg PROGRAM, PRESSURIZER PRESSURE AND PRESSURIZER WATER VOLUME vs TIME UFSAR FIGURE 14.1-43, sht.1 REV. No. 19 1.2 -...---------------------i u_ '--' '--(!) :;:: 0 o_ .6 --4 -J 0 10 1 10 2 10 Time (seconds) 3 10
- 10 1.2----------------
.--.. Cl .s: 1 E 0 :z: 0 .a .4 ..,_, Cl :1 (!) ::r: <l.> ..._ 0 (..) 0 10 I 1 10 \ I 2 iO ( ' \ seconas; I :l 10
- 10 INDIAN POINT UNIT No. 2 LOSS OF NORMAL FEEDWATER, OFFSITE POWER AVAILABLE, HIGH Tavg PROGRAM, NUCLEAR POWER AND CORE HEAT FLUX vs TIME UFSAR FIGURE 14.1-43, sht.21 REV. No. 19
--HO LEG ----CO 0 LEG SA RATION 700 ...,----------------------.
N g-540 .3 0 10 ------------.,.,, I 10 --HO LEG ----CO 0 LEG SA URATION / ,, 2 10 Time (seconds) 3 1()
- 10 700 ....--------------------.
0 ;o I 10 2 10 (seconds) l 10
- 10 INDIAN POINT UNIT No. 2 LOSS OF NORMAL FEEDWATER, OFFSITE POWER AVAILABLE, HIGH Tavg PROGRAM, LOOP 21 AND LOOP 23 TEMPERATURE vs TIME UFSAR FIGURE 14.1-43, sht.3IREV.
No. 19 1200 c;-1100 * (/j CL ----1000 E 900 0 <I.) u:; 800 C'.J 0.. 0 0 700 -' 600 0 10 t 10 z 10 Time (seconds)
J 10 4 10 1000 -::::> (.() (.() (JJ '-CL 900 E 0 (JJ u:; ,.,., 800 C'J I ..::: 700 !--------./
........ 1 0 I 2 l 4 10 10 10 10 10 Time (seconds)
INDIAN POINT UNIT No. 2 LOSS OF NORMAL FEEDWATER, OFFSITE POWER AVAILABLE, HIGH Tavg PROGRAM, STEAM GENERATOR 21 AND STEAM GENERATOR 23 PRESSURE vs TIME UFSAR FIGURE 14.1-43, sht.41 REV. No. 19
.....--. 0 :.;:; *c: 0 3: 0 c;: if) (..) a::: 0 _...., 0 ;..-J.2 1 .8 .6 .4 .2 0 0 10 1 10 2 10 Time (seconds) l-I 3 10 4 10 .I
............
-'-'-'-'-'-1 l 10 2 lO Time (seconds)
J 10 4 10 INDIAN POINT UNIT No. 2 LOSS OF NORMAL FEEDWATER, OFFSITE POWER AVAILABLE, HIGH Tavg PROGRAM ,TOTAL RCS FLOW AND PRESSURIZER RELIEF vs TIME UFSAR FIGURE 14.1-43, sht.5 I REV. No. 19 1.2 ...----------------------, -::::;-;i .8 .... 00 a. :z .6 .... 00 .4 ... .._. .2 .... 0 I . 0 50 100 150 200 TIME (SECONDS) 1.2 .8 I-.6 .4-.2 -o.r........_....._......_'--1....._--'-_._-'--+-_.::::::::i=::::::==l===-----........i o 100 1so 2m TIME (SECONDS)
INDIAN POINT UNIT No. 2 FEEOWATER SYSTEM MALf'UNCTION EXCESSIVE FEEOWATER FLOW -HFP CONDITIONS MANUAL ROD CONTROL NUCLEAR POWER ANO CORE HEAT FLUX vs TIME UFSAR FIGURE 14.1-45, sht.1 I REV. No. 19 1600-l--'--"'--'--l--l--J..-l--'---'---l--'--'--'---'-+
1-'------'--"--1 0 so 100 1So 200 TIME (SECONDS) 4 .... 0:: m 3 i-z 0 2 I-I fl s'o 100 150 200 TIME (SECONDS)
INDIAN POINT UNIT No. 2 FEEDWATER SYSTEM MALFUNCTION EXCESSIVE FEEDWATER FLOW -HFP CONDITIONS MANUAL ROD CONTROL PRESSURIZER PRESSURE AND DNBR vs TIME UFSAR FIGURE 14.1-45, sht.2 j REV. No. 19 80 -7-;:;:-Ji! " 40 g.l _s ....... 20 0 ' ' ' 0 sQ 100 150 200 TIME (SECONDS}
580 1 f .i! 570 -E! 560 -°'i' E!o :--< f 550 -8 540 0 50 100 150 200 TIME (SECONDS)
INDIAN POINT UNIT No. 2 FEEOWATER SYSTEM MALFUNCTION EXCESSIVE FEEOWATER FLOW -HFP CONDITIONS MANUAL ROD CONTROL LOOP DELTA -T, ANO CORE Tavg vs TIME UFSAR FIGURE 14.1-45, sht.3 I REV. No. 19 2360 r0 f 2340 i r ]: 2320 { JI '---' I 2300 I 2280 I a-s *2! 2260 ::I Cf) Cf) 2: 2240 CL 2220 2200 0 \ 2 l
- 10 10 10 10 10 Time (seconds) 1800 ....------------------., f \ I \ \ 0 / 3:: 1400 1300 I I J: b-t _____ _/ 1200 +r ___;.-.!..-.l.....'-'.,.;_u
' 1 T""j 1 ,.,
I 4' C 0 1 2 J
- 10 1 0 10 10 10 ...-* I , \ 11me l seconds j INDIAN POINT UNIT No. 2 LOSS OF ALL AC POWER, HIGH Tavg PROGRAM, PRESSURIZER PRESSURE AND PRESSURIZER WATER VOLUME vs TIME UFSAR FIGURE 14.1-50, sht.1 I REV. No. 19
':l I 1 0 *1 '{ Q5 I I "" .4 0 Q_ l '-.2 J I 0 Q) I u ::::> 0 t :z:: ' 1 * ! I' I I ' I I t I r It li l 0 1 2 J
- 10 10 iO 10 10 Time (seconds) 1.2 ' -:::::-. 0 c 1 .E 0 :z 0 .a c .Q 0 0 .6 '-Lt-...__. x ::::> A 0 (l) ::r: Q) .2 -0 (_) 0 r r 0 '1 l J 4 1 0 10 10 10 10 (seconds)
INDIAN POINT UNIT No. 2 LOSS OF ALL AC POWER, HIGH Tavg PROGRAM, NUCLEAR POWER AND CORE HEAT FLUX VS TIME UFSAR FIGURE 14.1-50, sht.2 REV. No. 19
,.....__ u... --HOT LEG ----COLD LEG SA URATION 660 --------------------------------** _,------------
, _____ ,--<l.> .::;::::, 620 580 N 1-/'-----------
g-s40 -__ ,/ 0 ------------
_J 500 I I ll I ' !\ '1 j I I "'* 0 l 2 J 10 10 10 10 Time (seconds)
--HOT EG ----COLD LEG SATURATION
,.....__ u... 660 --------------------____ .........
--4"-..
.... -_ ... -----.. __ .,.---,\.
___ ... ,,.,,-(1) .::;::::, 620 {
f-.... ' ,,-, j_ I ' !54-0L ___ m ______ ,,, 5001 I 11 1 I G I 2 10 10 10 r ' '. ilme l seconds; . " I 4 1() I " I 4 10 INDIAN POINT UNIT No. 2 LOSS OF ALL AC POWER TO THE STATION AUXILARIES, HIGH Tavg PROGRAM, LOOP 21 AND LOOP 23 TEMPERATURE vs TIME UFSAR FIGURE 14.1-50, sht.3 REV. No. 19 1200 " c;-1100 . u:; Cl.. '-._./ 1000 I E 900 0 Q) __, (// -800 C'-l Cl.. 0 0 700 ......J 600 0 l 2 3
- 10 10 10 10 10 Time (seconds) 1200 ('\ 0 1100 I *us Cl.. "'---' 2 1000 :::l en "' 900{ w } (/) "" 800 I C'-l Cl.. 0 I 0 700 _l 600 ,. I '1 ' 0 2 J <! 10 10 10 10 10 r ( d \ ;1me ,secon s; INDIAN POINT UNIT No. 2 LOSS OF ALL AC POWER TO THE STATION AUXILARIES, HIGH Tavg PROGRAM, LOOP 21 AND LOOP 23 STEAM PRESSURE vs TIME UFSAR FIGURE 14.1-50, sht.4 REV. No. 19 1.2------------------, --0 c:: .a .Q u 0 6 .6 3:: 0 lJ... (/) .4 u a::: 0 0 .2 f--
...........
0 10 0 10 1 10 I 10 2 10 Time (seconds) 2 10 Time (seconds) 3 10 J 10 10 4 10 INDIAN POINT UNIT No. 2 LOSS OF ALL AC POWER TO THE STATION AUXILARIES, INTERMEDIATE Tavg PROGRAM, TOTAL RCS FLOW AND PRESSURIZER RELIEF RATE vs TIME UFSAR FIGURE 14.1-50, sht.SIREV.
No. 19 16 15 14 13 12 Vl 11 L;J 0:: ::> 10 ..J < 9 ..... 8 L;J 7 (l. >-I-6 > Vl 5 LL. 4 0 ci 3 :z L;J 2 > 1 j::: :5 0 ::> :IE 86 87 ::::> 88 89 90 91 u 92 93 94 95 96 97 98 99 CALENDAR YEAR ANALYSIS FAILURE LINE
- ACTUAL DATA SV TYPE 1 FAILURE RATE SLOPE OF ANALYSIS FAILURE LINE = 2.47-06/HR
= [(SY TYPE 1 F.R.) * (OPERATING HOURS)) / (CALENDAR YEARS) = [(2.47E-06/HR)
- (2.917E+06 HRS)) / (6.42 CAL. YRS.) = 1.1 FAIL/CAL YR. INDIAN POINT UNIT No. 2 UFSAR FIGURE 14.1-62 TRACKING 8-95/96 STOP VALVE (SV) TYPE 1 FAILURES STOP VALVE DISC FAILS MIC. No. 2001MB1537 REV. No. 17 A w tl.. >-1-> If) 5 4 86 87 88 89 90 91 92 93 94 95 96 97 98 99 CALENDAR YEAR --ANALYSIS FAILURE LINE
- ACTUAL OAT A SV TYPE 2 FAILURE RATE SLOPE OF ANALYSIS FAILURE LINE = 2.05-07 /HR = ((SY TYPE 2 F.R.) * (OPERATING HOURS)] / (CALENDAR YEARS) = [(2.05E-07
/HR} * (2.917E+06 HRS)) / (6.42 CAL. YRS.) = 0.093 FAIL./CAL.
YR. INDIAN POINT UNIT No. 2 UFSAR FIGURE 14.1-63 TRACKING B-95/96 STOP VALVE (SV) TYPE 2 FAILURES STOP VALVE SPRING FAILS MIC. No. 2001MB1538
!REV. No. 17A
> V'l 5 :
86 87 88 89 90 91 92 93 94 95 96 97 98 99 CALENDAR YEAR ANALYSIS FAILURE LINE
- ACTUAL OAT A SY TYPE 3 FAILURE RATE SLOPE OF ANALYSIS FAILURE LINE = 2.05-07 /HR = ((SV TYPE 3 F.R.) " (OPERATING HOURS)] / (CALENDAR YEARS) = [(2.0SE-07
/HR) * (2.917E+06 HRS)) / (6.42 CAL. YRS.) = 0.093 FAIL/CAL.
YR. INDIAN POINT UNIT No. 2 UFSAR FIGURE 14.1-64 TRACKING B-95/96 STOP VALVE (SV) TYPE 3 FAILURES STOP VALVE STICKS OPEN MIC. No. 2001MB1539
!REV. No. 17A Vl 11 w a:: ::i 10 ...J < 9 i.... "Of-8 WJ 7 a.. >-.... 6 > u 5 i.... 4 0 0 3 z w 2 ?:: 1 .... j 0 ::i ::E 86 87 88 89 90 91 92 93 94 95 96 97 98 99 ::::> u CALENDAR YEAR ANALYSIS FAILURE LINE
- ACTUAL OAT A CV TYPE 4 FAILURE RATE SLOPE OF ANALYSIS FAILURE LINE = 1.22-06/HR
= [(CV TYPE 4 F.R.) * (OPERATING HOURS)) / (CALENDAR YEARS) = [(1.22E-06/HR)
YR. INDIAN POINT UNIT No. 2 UFSAR FIGURE 14. 1 -65 TRACKING B-95/96 CONTROL VALVE (CV) TYPE 4 FAILURES CONTROL VALVE SPRING BOLT FAILS MIC. No. 2001MB1540 REV. No. 17A
> u 5 4 ..... 3 0 z 0
- I I I I I I I I I I I I 86 87 88 89 90 91 92 93 94 95 96 97 98 99 CALENDAR YEAR ANALYSIS FAILURE LINE
- ACTUAL DATA CV TYPE 5 F'AILURF.:
RAT£ = 1.53-07 /HR SLOPE OF ANALYSIS FAILURE LINE = [(CV TYPE 5 F'.R.) * (OPERATING HOURS)) / (CALENDAR YEARS) = [(1.53E-07
/HR) * (3.92SE+06 HRS)] / (6.42 CAL. YRS.) = 0.094 FAIL./CAL.
YR. INDIAN POINT UNIT No. 2 UFSAR FIGURE 14.1-66 TRACKING B-95/96 CONTROL VALVE (CV) TYPE 5 FAILURES CONTROL VALVE STICKS OPEN MIC. No. 2001MB1541 I REV. No. 17A ProbabHily of Destructive Overspeed (y....-')
Initial Case 1E WHEN JUSTIRED USING THE APPROPRIATE
'--i,.,--........... -i CURVE, NOMINAL TEST INTERVALS UP TO 3 MONTHS ARE RECOMMENDED.
Turt>Jn* Valve Test lnt.rval (months) ----Curve 11: SlUVeillaoce o4 stop valve discs occurs every 18 months. Testing o4 valve freedom of movement oocurs at inteJVals of 1 to 6 months (horizonlal axis). Cul'V9 12: Surveillance of stop valve discs occurs evfJfY 24 months. Tt.sting of valve freedom of movement occtn at intervals of 1 to 6 months (horizontal axis).