ML21278A116

2 to Updated Final Safety Analysis Report, Chapter 4, Appendix 4A Figures

ML21278A116
Person / Time
Site:	Calvert Cliffs
Issue date:	09/07/2021
From:	Exelon Generation Co
To:	Office of Nuclear Reactor Regulation
Shared Package
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References
NEI 99-04
Download: ML21278A116 (2)

Text

A REACTOR COOLANT PUMP FLOW TEST INSTRUMENTATION

~RSCHEL TYPE 24" x 17 1/2'~ VENTURI

.-~~~~~~~~~~

BARTON MOD 200 ...__ __.

No. I, 0-20 psi t 0.5% F.S.

BARTON MOD 2 No.~ 0-20 psi

- 0.5% F.S.

BARTON MOD 200 No.4, 0-15 psi ____.

+/-0.5% F.S.

BARTON MOD 200 No.33898, 0-15 psi...__ __.

+/-0.5% F.S.

ROYLYN No. 5 - BARTON MOD 227 1o----i CROSBY No. 4 0-3000 psi - 0-150 psid 0-3000 psi

• O. 25o/o .. . i: 0.5% F.S. t 0.5% F.S.

BALTIMORE Figure A GAS & ELECTRIC CO. REACTOR COOLANT PUMP FLOW Calvert Cliffs TEST INSTRUMENTATION Rev.18 Nuclear Power Plant Rev. 18

B ERROR IN ESTABLISHMENT OF FLOW TRUE TEST LOOP Q = 92,500 ~PM FLOW" TRUE.

REACTOR COOLANT SYSTEM FLOW VENTURI t::.P

+ 1%0F THEORETICAL

' t::,. Pc( 8. 64 x 109

+ (. 02518. 64 xl09 AP* 85 PSI MEASURED A Pm~x B. 86 x 10 TRUE PUMP VENTURI AP 9

!: 2.5%

CASE AP OF READING t

MEASURED TEST AP .. 85 . CALCULATED Q=./4ET .

+ 0. 75 PSI Q .)s.86x109 LOOP AP TEST LOOP FLOW

+ 0.5% FS = AP max 85. 75 PSI qr.ax 94, 100 GPM

+ 0. 75 PSI

6. p INDIVIDUAL PUMP ALLOWANCE FOR

.__._!o1oo1~ CURVE PUMP CASE AREA VARIATION Offiax94, 940 GPM 840 GPM

~

I :

I I I I I '

I I I I

'f \

92 500 .) I

' 94, 940 MEASURED PUMP APPARENT REACTOR A P IN REACTOR COOLANT SYSTEM 0niax = 96,100 GPM COOLANT SYSTEM  !::. p = 85 - (Q.005) FLOW, WORST 85 PSI CASE ERRORS

!: 0.5% OF READING t::.Pmin 84.57 PSI'------~

BALTIMORE Figure B GAS & ELECTRIC CO.

Calvert Cliffs ERROR IN ESTABLISHMENT OF FLOW Rev. 18 Nuclear Power Plant Rev. 18