ML23129A426

1 to Updated Safety Analysis Report, Drawing 730E805BA, Rev. 1, Sheet 1, Functional Control Diagram Neutron Monitoring System

ML23129A426
Person / Time
Site:	Cooper
Issue date:	04/20/2023
From:	Nebraska Public Power District (NPPD)
To:	Office of Nuclear Reactor Regulation
Shared Package
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References
NLS2023022
Download: ML23129A426 (1)

Text

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REF 2 SH 5 I REF 2 SH 5 ZONE H-3, -,L _ ---_ ZONE H-6

,-_t----.

!RM CHANNELS IRM CHANNELS A A,C,E,G / (REACTO-::,YSTEM \\ / (REACTOR SYSTEM \\ B,D,F,H N01 REV & REDRAWN PER APA DCN C93-1575 DR JAC SJT 11-9-93 A l MODE SWITCH) f MODE SWITCH) \\ NO. REVISIONS DFT CKD APP DATE

{ PERMISSIVE WHEN \\ \\ PERMISSJVE WHEN

\\ RUN SWITCH IS ON / \\ RUN SWITCH IS ON / DCN REVISIONS BY N.P.P.D.

SRM CHANNELS '-- - - _J '--- _ _j SRM CHANNELS A,C AUTO AUTO B,D SIGNAL SIGNAL I.. FOR PREVIOUS REVISIONS, SEE SUPERSEDED CARDS.

PERMISSIVE PERMISSIVE PERMISSIVE PERMISSIVE WHEN WHEN WHEN WHEN AUTO SIGNAL AUTO SIGNAL AUTO SIGNAL AUTO SIGNAL II !RM RANGE NOT PRESENT NOT PRESENT REF 2 NOT PRESENT NOT PRESENT

~ SWITCH UPSCALE ALARM ZONE C-10 REF 2 IRM RANGE NOT ON ON LEVEL REF 2 SH 5 SH 5 UPSCALE ALARM SWITCH ZONE H-4 ZONE ON LEVEL NOT ON RANGE 8 ALARM ON H-7 RANGE 8 OR ABOVE INST. INOP. ALARM ON OR ABOVE

INST INOP B SRM APRM CHANNELS APRM CHANNELS SRM CHANNELS B A,D,E B,C,F B,D

PERMISSIVE PERMISSIVE PERMISSIVE PERMISSJVE PERMISSJVE PERMISSIVE WHEN WHEN WHEN WHEN WHEN WHEN AUTO SIGNAL AUTO SIGNAL AUTO SIGNAL AUTO SIGNAL AUTO SIGNAL AUTO SIGNAL NOT PRESENT NOT PRESENT NOT PRESENT NOT PRESENT NOT PRESENT NOT PRESENT

!RM RANGE IRM RANGE G] 18 SWITCH ON ~ DOWNSCALE ALARM ON LEVEL DOWNSCALE ALARM ON LEVEL SWITCH ON LONGEST DOWNSCALE ALARM ON LEVEL ~ DOWNSCALE ALARM ON LEVEL LOWEST TWO RANGES TWO DET. RET. PERMISSIVE (DOWNSCALE) ALARM DET. RET. PERMISSIVE (DOWNSCALE) ALARM RANGES ON LEVEL AND G:J DET NOT IN ON LEVEL AND G:J DET NOT IN

"START-UP" POSITION "START-UP" POSITION

RBM CHANNELS RBM CHANNELS IRM CHANNELS C A B C,D,G,H C

!RM CHANNELS PERMISSIVE PERMISSIVE PERMISSJVE PERMISSJVE A,B,E,F WHEN WHEN WHEN WHEN AUTO SIGNAL AUTO SIGNAL AUTO SIGNAL AUTO SIGNAL NOT PRESENT NOT PRESENT NOT PRESENT NOT PRESENT

~ UPSCALE ALARM ON LEVEL ~ DOWNSCALE ALARM ON LEVEL DOWNSCALE ALARM ON LEVEL UPSCALE ALARM ON LEVEL DOWNSCALE ALARM ON LEVEL, AND ~ IRM RANGE

SWITCH NOT IN LOWEST RANGE POSITION APRM CHANNELS APRM CHANNELS DOWNSCALE ALARM ON LEVEL, AND EJ IRM RANGE A,D,E RBM CHANNELS B,C,F SWITCH NOT IN LOWEST RANGE POSITION ALARM ON INSTRUMENT INOPERATIVE A,B I

PERMISSIVE PERMISSJVE PERMISSIVE G:;J ALARM ON INSTRUMENT INOPERATIVE WHEN WHEN WHEN AUTO SIGNAL AUTO SIGNAL AUTO SIGNAL G] DET NOT IN "FULL-IN" POSITION D L,rn,_L_-_1N_"_Po_s_1_T_1o_N ___ _ NOT PRESENT NOT PRESENT NOT PRESENT _J D

UPSCALE ALARM ON LEVEL UPSCALE ALARM ON LEVEL B GAIN ADJUST IN PROCESS ALARM ON INSTRUMENT INOPERATIVE ALARM ON INSTRUMENT INOPERATIVE NOTES:

FLOW UNIT FLOW UNIT 1. INPUTS TO COMPUTER ARE ISOLATED CONTACTS.

CHANNEL A CHANNEL B 2. SEE SHEET 7.

3. SEE SHEET 7.

PERMISSIVE PERMISSIVE 4. THE ENTIRE NEUTRON MONITORING SYSTEM IS A FULLY WHEN WHEN AUTOMATIC SYSTEM EXCEPT FOR REMOTE MANUAL AUTO SIGNAL AUTO SIGNAL OPERATED SWITCHES.

NOT PRESENT NOT PRESENT 5. FOR LOCATION AND IDENTIFICATION OF INSTRUMENTS SEE MPL ITEM NUMBER 9-61.

6. THESE FUNCTIONS ARE ALSO IN THE NEUTRON MONITORING GJ UPSCALE ALARM ON LEVEL GJ UPSCALE ALARM ON LEVEL SEE REF 2 SYSTEM, NON-COINCIDENT TRIP, (INITIAL LOADING ONLY) FIG 3, REF 2 SH 5 SH 1, ZONE (G,H-10,11).

E ~ ALARM ON INSTRUMENT INOPERATIVE ZONE D-10 ~ ALARM ON INSTRUMENT INOPERATIVE E REFERENCE DOCUMENTS* MPI ITEM NO

~ ALARM ON COMPARATOR ~ ALARM ON COMPARATOR 1. 729E223 BB - NEUTRON MONITORING SYSTEM JED. 7-0 CONTROL ROD WITHDRAWAL 2. 729E471 BB -CONTROL ROD DRIVE HYO. SYSTEM FCD. 3-7 RBM CHANNEL PERMITTED BY THIS FUNCTION RBM CHANNEL 3. 730E149 BB - NUCLEAR BOILER SYSTEM FCD. 2-203 A IF SIGNAL IS PRESENT AT THIS POINT B 4. 729E222 BB - REACTOR PROTECTION SYSTEM FCD. 5-0

PERMISSIVE PERMISSIVE 5. 209A4756 - LOGIC SYMBOLS WHEN FIGURE 1 WHEN I I AUTO SIGNAL NEUTRON MONITORING SYSTEM AUTO SIGNAL REFERENCE SPECIFICATIONS:

NOT PRESENT ROD WITHDRAWAL BLOCK NOT PRESENT 1. 22A1796RAL DESIGN SPEC FOR PROCESS COMPUTER

SYSTEM INPUT-OUTPUT DATA REQUIREMENTS

~ UPSCALE ALARM ON LEVEL (PART OF ROD WITHDRAWAL BLOCK SYSTEM SHOWN ON REFERENCE DRAWING 2) UPSCALE ALARM ON LEVEL J 2. 22A2811 DESIGN SPEC -NEUTRON MONITORING SYSTEM F LJ~ ~LARM ON INSTRUMENT INOPERATIVE ----* ALARM ON INSTRUMENT INOPERATIVE F

CONTROL ROD WITHDRAWAL CONTROL ROD WITHDRAWAL SRM CHANNELS PERMITTED BY THESE FUNCTIONS PERMITTED BY THESE FUNCTIONS A,C,B, OR D IF SIGNAL IS PRESENT AT THIS POINT REF 2 SH 5 IF SIGNAL IS PRESENT AT THIS POINT REF 2 SH 5 SEE REF 4 ZONE D-9 ZONE D-10 SH 2 ZONE 8-13 AUTO SIGNAL

SEE REF 4 SEE REF 4

• UPSCALE TRIP ON LEVEL SH 2 ZONE E-2 SH 2 ZONE 8-11

IRM CHANNELS IRM CHANNEL !RM CHANNEL PERMISSIVE A,C,E,G,B,D,F, OR H A,E(B,F) C,G(D,H) WHEN AUTO SIGNAL NOT AUTO SIGNAL PERMISSIVE PERMISSIVE ~ PERMISSIVE PERMISSIVE PRESENT { BYPASS OF !RM CHANNELS C,E,D, & F JS NOT ALLOWED G WHEN WHEN REACTOR WHEN REACTOR WHEN G AUTO SIGNAL MODE SWITCH IN MODE SWITCH IN AUTO SIGNAL ~ UPSCALE ALARM ON LEVEL NOT PRESENT RUN POSITION RUN POSITION NOT PRESENT G:;J TRIP ON INSTRUMENT INOPERATJVE

~ UPSCALE TRIP ON LEVEL APRM CHANNELS ~ UPSCALE TRIP ON LEVEL APRM CHANNELS

A,E(B,F) C,E(B,D) A,C,E,G,B,D, OR F G:;J TRIP ON INSTRUMENT INOPERATIVE G:;J TRIP ON INSTRUMENT INOPERATIVE NOT NEEDED FOR PERMISSIVE PERMISSIVE PROTECTION. FOR WHEN WHEN SEE REF 4 { CONVENIENCE ONLY AUTO SIGNAL AUTO SIGNAL SH 2 ZONE B-13 NOT PRESENT NOT PRESENT UPSCALE TRIP ON LEVEL

DOWNSCALE ALARM ON LEVEL FIGURE 3 TRIP ON INSTRUMENT INOPERATIVE 0---MATCH NUMBER

~ NEUTRON MONITORING SYSTEM H APRM CHANNELS NON-COINCIDENT TRIP SHEET NUMBER ~ZONE OR REF DWG H I A,E(B,F) C,E(D,B) I (INITIAL LOADING ONLY)

PERMISSIVE PERMISSIVE REACTOR PROTECTION SYSTEM TRIP MATCH CIRCLE WHEN WHEN SYSTEM A AUTO SIGNAL AUTO SIGNAL (TYPICAL FOR TRIP SYSTEM B)

NOT PRESENT NOT PRESENT J L GJ UPSCALE TRIP ON LEVEL

• THIS DRAWING GENERATED BY NPPD 452005327 G;J TRIP ON INSTRUMENT INOPERATIVE SIGNIFICANT DRAWN DATE REACTOR NEUTRON.. REACTOR NEUTRON NUMBER 9-28-93 MONITORING SYSTEM &--ii *-------& MONITORING SYSTEM DR A 1 D524 SEE REF 4 Az-D526 GROUP 2 3 4 5 6 B 1-D525 SH 2 ZONE E-2 FIGURE 2 B 2-D527 INFORMATION CHECKED DATE GENERAL OJ (0

J AlB 1 COOPER NUCLEAR STATION ELECTRIC* 0 J

NEUTRON MONITORING SYSTEM TRIP APPROVED DATE 0 REACTOR PROTECTION SYSTEM TRIP SYSTEM A SJT 11-9-93 0 FUNCTIONAL CONTROL DIAGRAM ~u (TYPICAL FOR TRIP SYSTEM B) ONLY Ii:

FILMED REVISION ci NEUTRON MONITORING SYSTEM 730E805BA SH. 1 N01

z

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