ML17250A583

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Containment Recirculation Fans Mass Air Flow Check.
ML17250A583
Person / Time
Site: Ginna Constellation icon.png
Issue date: 03/31/1980
From:
ROCHESTER GAS & ELECTRIC CORP.
To:
Shared Package
ML17250A560 List:
References
PT-37.5, NUDOCS 8009160582
Download: ML17250A583 (15)


Text

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( ROCHESTER GAS %%3 ELECTRIC CORPORATION GINNA STATION CQI)PLET - D OATE::-

CONTROLLED COPY NUiSER TlhtE':--

PROCEDURE NO. -37 5 REV. NO.

CONTAINMEÃZ RECIRCULATION FANS ~iIASS AIR FLOW CHEK TECHNICAL REVIEW PORC 3-24-80

(

QC REVIEW APPROVED FOR USE PLAil UPERINTENDENT qA X NON-QA CATEGORY 1.0 REVIEWED BY:

/

THIS PROCEDUPZ CQiNTAINS 1O PAGES

PT-37.5:1

( PT-37.5 CONTAIRKNT RECIRCULATION FANS HASS AIR PLO'rl CHiCK

1.0 PURPOSE

To determine total air flow through Containment Recirculation Pans.

2.0 TEST REQUIRE>lENTS:

2.1 Determine mass air flow of each containment recirculation fan during nornal operation and "A" g "C" fans during accident operation.

3.0 REFERENCES

3.1 Tech. Specs. Section 4.5.2.3.

4.0 INITIAL CONDITIONS:

4.1 Ensure that all fans except that fan undergoing the flow check, are not operating.

This procedure is divided into 6 sections. Indicate which sections were used and mark remainder N/A.

4.2.1 "A" Containment Recirculation Fan Normal Conditions Hass Air Flow Check.

4.2.2 "A" Containment Recirculation Fan Accident Conditions Hass Air Flow Check.

4.2.3 "8" Containment Recirculation Fan Normal Conditions Hass Air Plow Check.

'4.2.4 "C" Containment Recirculation Fan Normal Conditions Hass Air Flow Check.

4.2.5 "C" Containment Recirculation Fan Accident Conditions Hass Air Flow Check.

4.2.6 "D" Containment Recirculation Fan Normal Conditions Hass Air Flow Check.

, 4.3 Test personnel are qualified in accordance with A-1102.

5.0 PRECAUTIONS

, 5.1 Normal company safety precautions

/

will be observed.

PT-37.5:2 INSTRUCTIONS:

(4l "A" Containment Recirculation Fan Normal Conditions Mass Flow Check:

Air 6.1.1 Ensure that only the "A" Containment Recirculation Fan is running, 6.1.2 Ensure that normal loop entry damper 1 F-LED (5873) is open.

6.1.3 Insert Pitot Tube and position end into air flow.

6.1.4 Record air flow measurements at points indicated on data sheet.

6 '.5 Perform calculations for total air flow.

6.2 "A" Containment Recirculation- Fan Accident Conditions Mass Air Flow Check:

6.2.1 Ensure that only the "A" Containment Recirculation Fan is running.

6.2;2 Press in armature button of CF1A/L relay in Relay Racks (latch in type relay), verify the following:

6.2.2.1 1F-LED damper (58?3) assumes its fully closed position.

its fully open position.

( 6.2.2.2 6.2.2.3 lI-CID damper (5871) lK-COD damper assumes (5872) assumes its fully open position.

6.2.2.4 Green indicating light (at M.C.B.) for charcoal dampers is extinguished.'.2.3 Insert Pitot Tube and position end into air flow.

6.2.4 Record air flow measurements at points indicated on data sheet.

6.2.5 Perform calculations for total air flow.

6.2.6 Return "A" Containment Recirculation Fan Dampers to their normal position by pressing in. reset push button and verify the following:

6.2.6.1 1F-LED damper (5873) assumes its fully open position.

6.2.6.2 1I-CID damper (5871) assumes its fully closed position.

6.2.6.3 1K-COD damper (5872) assumes its fully closed position.

6.2.6.4 Green indicating light (at M.C.B.) for charcoal dampers is illuminated.

6.3 "B" Containment Recirculation Fan Normal Conditions Mass Air Flow Check:

PT-37.5:3 6.3.1 Ensure that only the "B" Containment Recirculation Pan is running.

6.3.2 Ensure that normal loop entry damper 1G-LED is open.

6.3.3 Insert Pitot Tube and position end.into air flow.

6.3.4 Record air flow measureme'ats at points indicated on data sheet.

6.3.5 Perform calculations for total air flow.

6.4 "C" Containment Recirculation Pan Normal Conditions Mass Air Plov Check:

6.4.1 Ensure that only the "C" Containment Recirculation Fan is zunning.

6.4.2 Ensure that normal loop entry damper 1H-LED (5875) is open.

6.4.3 Insert Pitot Tube and position end into air flow.

6.4.4 Record air flow measurements at points indicated on data sheet.

6.4.5 Perform calculations for total air flow.

6.s "C" Containment Recirculation Pan Accident Conditions Mass Air Plow Check:

6.5.1 Ensure that only the "C" Containment Recirculation Pan is running.

6.5.2 Press in armature button of CF1C/L relay in Relay Racks (latch in type relay), verify the fo3;lowing:

6.5.2.1 1H-LED damper (5875) assumes its fully closed position.

6.5.2.2 1J-CID damper (5876) assumes its fully open position.

6 '.2.3 1L-COD damper (5874) assumes its fully open position.

6.5.2.4 Green indicating light (at M.C.B.) for charcoal dampers is extinguished.

6.5.3 Insert pitot tube and position end into air flov.

6.5.4 Record air flov measurements at points indicated on data sheet.

6.s.s Perform calculations for total air flow.

6.5.6 Return "C" Containment Recirculation Fan Dampers to their normal position by pressing in reset push buttong and verify the folloving:

6.5.6.1 1H-LED damper (5875) assumes its fully open position.

6.5.6.2 1J-CID damper (5876) assumes its fully closed position.

PT-37.5:4

( 6.5.6.3 6.5.6.4 1L-COD damper Green (5874) assumes its fully closed position.

indicating light (at M.C.B.) for charcoal dampers is illuminated.

6.6 "D" Containment Recirculation Fan Normal Conditions Mass Air Plow Check:

6.6.1 Ensure that only the "D" Containment Recirculation Pan is running.

6.6.2 Ensure that normal loop entry damper 1E-LED is open.

6.6.3 Insert Pitot Tube and position end into air flow.

r 6.6.4 Record air flow measurements at points indicated on data skeet.

6.6.5 Perform calculations for total air flow.

J

'OMPLETED BY:

DATE COMPLETED:

SHIFT SUPERVISOR:

RESULTS AND TEST REVIEW: DATE:

"PT-37. 5:5 "A" CONTAIRKNT RECIRCULATION FAN NORMAL CONDITIONS MASS AIR FLOP CHECK DATA SHEET TRA RSE INCHES j 1 N2 r Tot. Traverse jul ave traverse jul 1 1/16 10 3 7/16 Tot. Traverse jf2 = ave. traverse g2 10 6 1/8 Total "H20 9 1/2 14 3/8

( "H 0) 144 in /ft jj'/ft 27 5/8 12 in ft 2.31 ft H20 j in 32 1/2 35 7/8 V = 2g (dP) = (64.4 ft/sec )(

38 9/16 e, .075 g/ft 40 15/16 ft2 /sec 2 ft/sec TOTAL Area of 42" Duct = 9.6218 ft2 Q = AV = (9.6218 ft ) ( ft/sec) (60 sec/min) = ft3 /min COIRKNTS:

PERFORMED BY: =

DATE:

"A" CONTAI%1ENT RECRCULATION FAN ACCIDENT CONDITIONS HASS AIR FLOW CHECK DATA SHEET TRAVERSE INCHES Tot. Traverse /Pl ave. traverse /jl 1 1/16 10 3 7/16 Tot. Traverse /j2 = ave. traverse jj2 10 6 1/8 Total "H20 9 1/2 14 3/8

( "H 0) 144 in /ft ff/ft 27 5/8 12 in ft 2.31 ft H20 in 32 1/2 35 7/8 2g (dZ) = (64.4 ft/sec )( 7P/f t 38 9/16 e .075 g/ft 40 15/16 ft2 /sec 2 ft/sec TOTAL Area of 42" Duct = 9.6218 ft.2 Q = AV = (9.6218 ft ) ( ft/sec) (60 sec/min) = ft3 /min COMHENTS:

PERFORtKD BY:

DATE:

PT-37.5:7 "B" CONTAHRlENT RECIRCULATION FAN NODAL CONDITIONS MASS AIR FLOW CHECK DATA SHEET TRAVERSE INCHES i2 Tot. Traverse jjl ave. traverse ijl 1 1/16 10 3 7/16 Tot. Traverse ij2 = ave. traverse /j2 10 6 1/8 Total "H20 9 1/2 14 3/8

( "H 0) 144 . 2 in /ft2 jj/ft 27 5/8 12 in/ft Z.31 ft H20 f in 32 1/2 35 7/8 28 (~) = (64.4 ft/sec )( fP/f t 38 9/16 e .075 /P/ft 40 15/16 ft2 /sec 2 ft/sec TOTAL Area of 42" Duct -" 9,6218 ft2 0 = AV = (9.6218 ft ) ( ft/sec) (60 sec/min) = ft /min COlQKNTS:

PERFORMED BY:

DATE:

PT-37. 5:8 "C" CONTAM1ENT RECIRCULATION FAN NORM CONDITIONS MASS AIR FLOP CHECK DATA SHEET TRAVERSE INCHES Tot. Traverse gl ave. traverse tj1 1 1/16 10 3 7/16 Tot. Traverse /j2 = ave. traverse jj2 10 6 1/8 Total "H 0 9 1/2 14 3/8

( "H 0) 144 in 2 /ft2in" 8/ft 27 5/8 12 in ft Z.31 ft/H20 i 32 1/2 35 7/8 2g (dP) = 64.4 ft/sec )( 8/ft.

38 9/16 e ..o7s /E/ft 4O 1S/16 ft2 /sec 2 ft/sec TOTAL Area of 42" Duct = 9.6218 ft Q = AV = (9.6218 ft ) ( ft/sec) (60 sec/min) = ft3 /min COMMENTS:

PERFORMED BY:

DATE:

PT-37.5:9 "C" CONTAIRlENT RECIRCULATION FAN ACCIDENT CONDITIONS MASS AIR FLOW CHECK DATA SHEET TRAVERSE INCHES 1 2 Tot. Traverse- j/1 ave. traverse ill 1 1/16 10 3 7/16 Tot. Traverse g2 = ave. traverse 82 10 6 1/8 Total H,O 9 1/2 2 14 3/8

( "H 0) 144 in /ft g/ft 27 5/8 12 in ft 2.31 ft H20 in 32 1/2 35 7/8 V = g (&) = (64.4 ft/sec )( 0/ft 38 9/16 e .075 ///ft 40 15/16 ft2 /sec 2 ft/sec TOTAL Area of 42" Duct = 9.6218 ft g = AV = (9.6218 ft ) ( ft/sec) (60 sec/min) = ft /min COtHNTS:

a PERFORMED BY:

DATE:

pT-37.5:10 "D" CONTAIQKNT RECIRCULATION FAif NOEfAL CONDlTIONS MASS AIR FLOW CHECK DATA SHEET TRAVERSE INCHES 82 Tot. Traverse jjl ave. traverse /tl 1 1/16 10 3 7/16 Tot. Traverse jj2 = ave. traverse /j2 10 6 i/8 Total "H20 9 1/2 14 3/8

( "H 0) 144 in /ft 27 5/8 12 in ft 2.31 ft H20 32 1/2 35 7/8 2g QZ) = (64.4 ft/sec )( /E/ft 38 9/16 e .075 ///ft 40 i5/16 ft2 /sec 2 ft/sec TOTAL Area of 42" Duct = 9 '218 ft2 Q = AV = (9.6218 ft ) ( ft/sec) (60 sec/min) = ft /min COE'ANTS E

e PERF016KD BY:

DATE:

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