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=Text=
=Text=
{{#Wiki_filter:Minimum Containment Pressure Required for ECCS Pump Operation 35.0 250
{{#Wiki_filter:35.0 31.5 28.0 24.5 i?
 
..9: e 21.0
Design Basis flowrates
"' e c....
 
.c 17.5 E..
31.5 ----~ t <= 600 s CS = 6,525 gpm
.c u
+-------- RHR = 9,240 gpm I-
C:
~...... I Wetwell Pressure I t > 600 s CS = 4,750 gpm 28.0 RHR = 7,700 gpm
0 14.0
/ -- 200
"' e
~ ~
: 0.
 
: 0.
24.5 --- ----*--**-
(J) 10.5 7.0 3.5 0.0 Minimum Containment Pressure Required for ECCS Pump Operation  
i? Suppression Pool Temperature
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Suppression Pool Temperature (Jes ~
::, 21.0 150 e ::,
V RHR
"' ~
~
c.. e (Jes ~ ~
/
0 100 200 300 Note: Core Spray pumps initially require containment overpressure due to high run-out flows. See reference (60) for other sensitivity cases.
I Wetwell Pressure I
~
/
~
~
----- "" ~
400 500 600 Time after the event (seconds) 1 RHR 700 250 Design Basis flowrates t <= 600 s CS = 6,525 gpm RHR = 9,240 gpm t > 600 s CS = 4,750 gpm RHR = 7,700 gpm I~
cs 800 900 I-
-- 200 E
e 150 ::,
~
C.
E i;:.
0 0 c..
C:
0 100 ~
50 0
1,000 C.
C.
C.
.. E "'
VI Nebraska Public Power District COOPER NUCLEAR STATION UPDATED SAFETY ANALYSIS REPORT (USAR)
.c E "' 17.5 i;:.
.c.. V 0 0 u c..
C: C:
0 *;;; 0
*;;; 14.0 RHR 1 RHR 100 ~
e ~ C.
: 0. I~ C.
: 0. ::,
(J) ::, VI 10.5 /
'---- cs
 
7.0 50
 
3.5
 
0.0 0 0 100 200 300 400 500 600 700 800 900 1,000
 
Time after the event (seconds)
 
Note: Core Spray pumps initially require containment overpressure due to high run-Nebraska Public Power District out flows. See reference (60) for other COOPER NUCLEAR STATION sensitivity cases. UPDATED SAFETY ANALYSIS REPORT (USAR)
 
Minimum Containment Pressure for Operation of ECCS Pumps (0 - 1000 Seconds)
Minimum Containment Pressure for Operation of ECCS Pumps (0 - 1000 Seconds)
Figure VI-5-15 08/13/02 Minimum Containment Pressure Required for ECCS Pump Operation 25 300
Figure VI-5-15 08/13/02  


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.,,,---i---
II) C.
/
II) ::,
/
(I) L--- (/)
/
/
L---
Nole: These curves represent the "design case" required overpressure for CS and RHR. See reference (60) for other sensitivity cases.
Minimum Containment Pressure Required for ECCS Pump Operation Wetwell Presv:1,,,-"'""  
--I"--
I,,-"/,,,.  
~  
~  
~
v./
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r-.........
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/
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---r-.........
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r--... r--..
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I Suppression Pool Temperature I i--i.....-
i.....-
V 10,000 Time after the event (seconds) r---.,
"' '~
r-..._
'~ 0 r-..._
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300 260 u:-
1!.,
220 ~
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C:  
.2 180 [
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(/)
(J) I'---
Design Basis Flowrates t---t-140 t <= 600 s t > 600 s 100,000 CS = 6,525 gpm RHR = 9,240 gpm CS = 4,750 gpm RHR = 7,700 gpm 100 1,000,000 Nebraska Public Power District COOPER NUCLEAR STATION UPDATED SAFETY ANALYSIS REPORT (USAR)
ii t---.,...._
Design Basis Flowrates t---t-140 5
t <= 600 s CS = 6,525 gpm RHR = 9,240 gpm
 
t > 600 s CS = 4,750 gpm RHR = 7,700 gpm 0 100 1,000 10,000 100,000 1,000,000
 
Time after the event (seconds)
 
Nole: These curves represent the "design case" required overpressure for CS and Nebraska Public Power District RHR. See reference (60) for other COOPER NUCLEAR STATION sensitivity cases. UPDATED SAFETY ANALYSIS REPORT (USAR)
 
Minimum Containment Pressure for Operation of ECCS Pumps (1000 - 106 Seconds)
Minimum Containment Pressure for Operation of ECCS Pumps (1000 - 106 Seconds)
Figure VI-5-16 08/13/02}}
Figure VI-5-16 08/13/02}}

Revision as of 05:01, 27 November 2024

1 to Updated Safety Analysis Report,Section VI, Figures
ML23129A276
Person / Time
Site: Cooper 
Issue date: 04/20/2023
From:
Nebraska Public Power District (NPPD)
To:
Office of Nuclear Reactor Regulation
Shared Package
ML23129A261 List: ... further results
References
NLS2023022
Download: ML23129A276 (1)
v • d • e


Text

35.0 31.5 28.0 24.5 i?

..9: e 21.0

"' e c....

.c 17.5 E..

.c u

C:

0 14.0

"' e

0.
0.

(J) 10.5 7.0 3.5 0.0 Minimum Containment Pressure Required for ECCS Pump Operation

+------------~ ~

Suppression Pool Temperature (Jes ~

V RHR

~

/

0 100 200 300 Note: Core Spray pumps initially require containment overpressure due to high run-out flows. See reference (60) for other sensitivity cases.

I Wetwell Pressure I

~

/

~

~

"" ~

400 500 600 Time after the event (seconds) 1 RHR 700 250 Design Basis flowrates t <= 600 s CS = 6,525 gpm RHR = 9,240 gpm t > 600 s CS = 4,750 gpm RHR = 7,700 gpm I~

cs 800 900 I-

-- 200 E

e 150 ::,

~

C.

E i;:.

0 0 c..

C:

0 100 ~

50 0

1,000 C.

C.

VI Nebraska Public Power District COOPER NUCLEAR STATION UPDATED SAFETY ANALYSIS REPORT (USAR)

Minimum Containment Pressure for Operation of ECCS Pumps (0 - 1000 Seconds)

Figure VI-5-15 08/13/02

.;.s

~

!/I

!/I £..

.2l E

Ill

.c

(.)

C

.!2 II)

II)

(I)..

C.

C.

(J) 25 20 L_.----

15

~

~

10 L-----

5 0

1,000

.,,,---i---

/

/

/

/

L---

Nole: These curves represent the "design case" required overpressure for CS and RHR. See reference (60) for other sensitivity cases.

Minimum Containment Pressure Required for ECCS Pump Operation Wetwell Presv:1,,,-"'""

--I"--

I,,-"/,,,.

~

~

~

v./

V--

r-.........

__,/

/

~

~

~

---r-.........

r----

V

~

/

V

/

/

/

V

/

~-

r--... r--..

i..--.....

I Suppression Pool Temperature I i--i.....-

i.....-

V 10,000 Time after the event (seconds) r---.,

"' '~

r-..._

'~ 0 r-..._

~

'\\.

~ ' ~

~ 0--.

~

~

~~

"' "" I'---

---r--r--

,__ t--,-

--....... ii t---.,...._

300 260 u:-

1!.,

220 ~

E e..

C. !

0 0

0.

C:

.2 180 [

C.

(/)

Design Basis Flowrates t---t-140 t <= 600 s t > 600 s 100,000 CS = 6,525 gpm RHR = 9,240 gpm CS = 4,750 gpm RHR = 7,700 gpm 100 1,000,000 Nebraska Public Power District COOPER NUCLEAR STATION UPDATED SAFETY ANALYSIS REPORT (USAR)

Minimum Containment Pressure for Operation of ECCS Pumps (1000 - 106 Seconds)

Figure VI-5-16 08/13/02

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