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                                                       .L ED Page 1 of 1 11-29-79
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VIRGINIA ELECTRIC AND POWER COMPA'.T NORTH ANNA POWER STATION UNIT NO. 2 STEAM GENERATOR AUXILIARY FEEDWATER SYSTEM ALTERNATE LINEUPS 1.0    Puroose To provide a detailed line up and operating procedures for the Steam Generator Auxiliary Feedwater System using Alternate Lineups.
VIRGINIA ELECTRIC AND POWER COMPA'.T NORTH ANNA POWER STATION UNIT NO. 2 STEAM GENERATOR AUXILIARY FEEDWATER SYSTEM ALTERNATE LINEUPS 1.0    Puroose To provide a detailed line up and operating procedures for the Steam Generator Auxiliary Feedwater System using Alternate Lineups.
Line 44: Line 38:
a Service iWater ,from. Auxilibry F edwater
a Service iWater ,from. Auxilibry F edwater
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2-AP-22.1 Page 1 of 4 11-29-79 VIRGINIA ELECTRIC AND P0k'c.R CO?! pan ~
2-AP-22.1 Page 1 of 4 11-29-79 VIRGINIA ELECTRIC AND P0k'c.R CO?! pan ~
NORTH ANNA POWER STATION UNIT NO. 1 PLACING 2-W-P-3A and/or 3B IN SERVICE TO FEED THE STExt GENERATORS VIA THE HCV HEADER
NORTH ANNA POWER STATION UNIT NO. 1 PLACING 2-W-P-3A and/or 3B IN SERVICE TO FEED THE STExt GENERATORS VIA THE HCV HEADER
                                                                                          .


==REFERENCES:==
==REFERENCES:==
Line 88: Line 66:
: 4. 12050-ESK-5AA, SA3, 6PR, and 6CL
: 4. 12050-ESK-5AA, SA3, 6PR, and 6CL
: 5. Final Safety Analysis Report
: 5. Final Safety Analysis Report
{            REV.          PAGE                DATE                APPROVAL
{            REV.          PAGE                DATE                APPROVAL RECOMMEND APPROVAL:      . //h    /b ,    . 11,YL APPROVED BY:                3    b  :~w- :----
:
                                                                                                    !
RECOMMEND APPROVAL:      . //h    /b ,    . 11,YL APPROVED BY:                3    b  :~w- :----
CEAIP&WSTATION NUCLEAR SAFETY AND OPERATING CO.T!ITTEE Q K 'OUp7
CEAIP&WSTATION NUCLEAR SAFETY AND OPERATING CO.T!ITTEE Q K 'OUp7
     .s_._-...... P TT '#9]
     .s_._-...... P TT '#9]
                          . . . . .
                                                                                                    .
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                                                              ._. ___
'
    .
2-AP-22.1 Page 2 of 4 11-29-79 1.0 Puroose 1.1  This procedure provides innediate and long term operator acticas to be taken in placing 2-FW-P-3A and/or 3B in service to feed the Steam Genrators via the HCV header.
2-AP-22.1 Page 2 of 4 11-29-79 1.0 Puroose 1.1  This procedure provides innediate and long term operator acticas to be taken in placing 2-FW-P-3A and/or 3B in service to feed the Steam Genrators via the HCV header.
                                                                      .
2.0 Indications 2.1  Abnormal steam generator levels .
2.0 Indications 2.1  Abnormal steam generator levels .
2.2  Abnormal auxiliary feedwater flows.
2.2  Abnormal auxiliary feedwater flows.
3.0 Probable Cause 3.1  Loss of one or more auxiliary feedwater pumps.
3.0 Probable Cause 3.1  Loss of one or more auxiliary feedwater pumps.
3.2  Secondary coolant breaks on the secondary side of a steam generator.
3.2  Secondary coolant breaks on the secondary side of a steam generator.
                                                                              .
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       . e 2-AP-22.1
       . e 2-AP-22.1
                                             .Page 3 of 4 11-29-79 4.0 Irriediate Operator Actions 4.1  None k
                                             .Page 3 of 4 11-29-79 4.0 Irriediate Operator Actions 4.1  None k
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r                                                                                            q 2-AP-22.1 Page 4 of 4 11-29-79 Initials 5.0 Lonz Term Ooerator Action NOTE:    If a steam generator is dry, depressurize the primary systems to less than 1600!! across t'ue tube sheet and then cooldown and depressurize the primary system using the other operable steam generators.
  * *
  .      *
        .    ,
2-AP-22.1 Page 4 of 4 11-29-79 Initials 5.0 Lonz Term Ooerator Action NOTE:    If a steam generator is dry, depressurize the primary systems to less than 1600!! across t'ue tube sheet and then cooldown and depressurize the primary system using the other operable steam generators.
If all three steam generators loosing level together, feed and bleed all three steam generators and increase level very slowly. Reduce primary heat sources to a minimum by securing 2 reactor coolant pumps.
If all three steam generators loosing level together, feed and bleed all three steam generators and increase level very slowly. Reduce primary heat sources to a minimum by securing 2 reactor coolant pumps.
NOTE:    When level in emergency condensate storage tank reaches 9 feet (37.3% as read on LI-CN-200 in control room) or when suction pressure to aux feed water pumps reaches 4 psig, commence filling the emergency condensate storage tank.
NOTE:    When level in emergency condensate storage tank reaches 9 feet (37.3% as read on LI-CN-200 in control room) or when suction pressure to aux feed water pumps reaches 4 psig, commence filling the emergency condensate storage tank.
Line 135: Line 93:
Gen.).
Gen.).
5.7  Place the pump control mode selector switch (es) for the Auxiliary Steam Generator Feedwater Pump (s), 2-FW-P-3A and/or 3B to the START position.
5.7  Place the pump control mode selector switch (es) for the Auxiliary Steam Generator Feedwater Pump (s), 2-FW-P-3A and/or 3B to the START position.
5.8  Regulate HCV-FW-200A, B and C as necessary to maintain the
5.8  Regulate HCV-FW-200A, B and C as necessary to maintain the required steam generator levels.
                                                                                            '
required steam generator levels.
5.9  Make-up to 2-CN-TK-1 as required.
5.9  Make-up to 2-CN-TK-1 as required.
NOTE:    Return Auxiliary Feedwater System to normal by 2-AP-22.2 Completed By:
NOTE:    Return Auxiliary Feedwater System to normal by 2-AP-22.2 Completed By:
Date:}}
Date:}}

Latest revision as of 03:35, 1 February 2020

Emergency Procedure 2-AP-22.0, Steam Generator Auxiliary Feedwater Sys Alternate Lineups.
ML19323A865
Person / Time
Site: North Anna Dominion icon.png
Issue date: 11/29/1979
From: Harvey S
VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:
Shared Package
ML19323A861 List:
References
2-AP-22.0, NUDOCS 8005060152
Download: ML19323A865 (5)
v • d • e


Text

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.L ED Page 1 of 1 11-29-79

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VIRGINIA ELECTRIC AND POWER COMPA'.T NORTH ANNA POWER STATION UNIT NO. 2 STEAM GENERATOR AUXILIARY FEEDWATER SYSTEM ALTERNATE LINEUPS 1.0 Puroose To provide a detailed line up and operating procedures for the Steam Generator Auxiliary Feedwater System using Alternate Lineups.

22.1 Placing 1-FW-P-3A and/or 3B in Service to feed the Steam Genera-tors via the HCV header.

22.2 Removing 1-FW-P-3A and/or 3B from Service as a Steam Generator Feed Source via the HCV Header.

22.3 Placing 1-FW-P-3A and/or 3B in Service to Feed the Steam Genera-l tors via the MOV Header.

22.4 Removing 1-FW-P-3A and/or 3B from Service as a Steam Generator Feed Source via the MOV Header.

22.5 Placing 2-FW-P-2 in Service to Feed Steam Generators. 2-RC-E-1B, and 2-RC-E-1C.

22.6 Removing 2-FW-P-2 from Service as a Steam Generator Feed Source to 2-RC-E-1B a'n E

~

22.7 f kPp Loss of Emerg.hncy Cdaden.m ,

s'a @ St9r,ag- Tank.

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'M .N P p r- 3 22.8 Removing Fir 'mai'n4qr '

a Service iWater ,from. Auxilibry F edwater

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2-AP-22.1 Page 1 of 4 11-29-79 VIRGINIA ELECTRIC AND P0k'c.R CO?! pan ~

NORTH ANNA POWER STATION UNIT NO. 1 PLACING 2-W-P-3A and/or 3B IN SERVICE TO FEED THE STExt GENERATORS VIA THE HCV HEADER

REFERENCES:

1. T.S. 3.7.1.2, 3.7.1.3
2. 12050-FM-74A
3. 12050-LSK-5-13A, B and C
4. 12050-ESK-5AA, SA3, 6PR, and 6CL
5. Final Safety Analysis Report

{ REV. PAGE DATE APPROVAL RECOMMEND APPROVAL: . //h /b , . 11,YL APPROVED BY: 3 b  :~w- :----

CEAIP&WSTATION NUCLEAR SAFETY AND OPERATING CO.T!ITTEE Q K 'OUp7

.s_._-...... P TT '#9]

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2-AP-22.1 Page 2 of 4 11-29-79 1.0 Puroose 1.1 This procedure provides innediate and long term operator acticas to be taken in placing 2-FW-P-3A and/or 3B in service to feed the Steam Genrators via the HCV header.

2.0 Indications 2.1 Abnormal steam generator levels .

2.2 Abnormal auxiliary feedwater flows.

3.0 Probable Cause 3.1 Loss of one or more auxiliary feedwater pumps.

3.2 Secondary coolant breaks on the secondary side of a steam generator.

l l

. e 2-AP-22.1

.Page 3 of 4 11-29-79 4.0 Irriediate Operator Actions 4.1 None k

l

r q 2-AP-22.1 Page 4 of 4 11-29-79 Initials 5.0 Lonz Term Ooerator Action NOTE: If a steam generator is dry, depressurize the primary systems to less than 1600!! across t'ue tube sheet and then cooldown and depressurize the primary system using the other operable steam generators.

If all three steam generators loosing level together, feed and bleed all three steam generators and increase level very slowly. Reduce primary heat sources to a minimum by securing 2 reactor coolant pumps.

NOTE: When level in emergency condensate storage tank reaches 9 feet (37.3% as read on LI-CN-200 in control room) or when suction pressure to aux feed water pumps reaches 4 psig, commence filling the emergency condensate storage tank.

5.1 Verify valve checkoff sheet 2-OP-31.2A is completed.

5.2 Verify steam generator level inciation is available.

5.3 Verify Electric Power is available to 2-FW-P-3A and/or 2-FW-P-3B.

5.4 If required, close 2-FW-193 (2-FW-P-3B disch. to MOV Ndr.) .

5.5 If required, open 2-FW-194 (2-FW-P-3B disch. to HCV Edr.).

5.6 Unlock and open 2-FV-66 and 98 (HCV Edr. to "A" and "B" Stm.

Gen.).

5.7 Place the pump control mode selector switch (es) for the Auxiliary Steam Generator Feedwater Pump (s), 2-FW-P-3A and/or 3B to the START position.

5.8 Regulate HCV-FW-200A, B and C as necessary to maintain the required steam generator levels.

5.9 Make-up to 2-CN-TK-1 as required.

NOTE: Return Auxiliary Feedwater System to normal by 2-AP-22.2 Completed By:

Date:

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