ML19323F461
ML19323F461 | |
Person / Time | |
---|---|
Site: | Fort Calhoun |
Issue date: | 05/07/1980 |
From: | ABB COMBUSTION ENGINEERING NUCLEAR FUEL (FORMERLY |
To: | |
Shared Package | |
ML19323F456 | List: |
References | |
NUDOCS 8005290048 | |
Download: ML19323F461 (37) | |
Text
{{#Wiki_filter:0 s O ENCLOSURE 2 SLIDES PRESENTED IN MAY 7, 1980 MEETING WITH OPPD k l i l 8 0052 90 M
i s . REACTOR VESSEL ASYMMETRIC PLANT PRESSURE LOADS GEOMEIRY 1r SS AND CALCULATE EVALUATE ENERGY i SUB- 4 FOUNDATIONS RELEASES , CoMPAR ENT AND WALLS pR g E JL g 0 N EVALUATE LOADS SUPPORTS START DEFINE y DESCRIBE PIPE ECCS PIPING BREAKS GEOMETRY 1 r 1 r 9 1r OEFINE DEFINE PLASTIC BEHAV1080p STRUCTURAL DETAIN . E CCS PtPl44 FOUNDATION -D RCS COMPONENT-# ANALYSl$ -# Colo LEG -5 4 BCC$ PIPlNG PREPARE PROPERTIES -.D SUPPORTS OF RCS PIPE MOTION ANALYSIS BVALUATION REPORTS d L d b 7i JL JL JL OBTAIN 3 5 VESSEL ' -# W MOTION T r M .CliL'ATi';
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STRUCTURAL ANALYSIS OF FORT CALHOUN REACTOR COOLANT SYSTEM REACTOR MODEL PLANT SPECIFIC REACTOR IHTERNALS MODEL PLANT SPECIFIC THRUST & JET IMPINGEMENT FORCES PLANT SPECIFIC SUBCOMPARTMENT PRESSURES PLANT SPECIFIC INTERHAL ASYMMETRIC LOADS SCALED FROM GEliERIC , 1 l
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, :5 B'l o 88 o o 93 o 98 OUTLET N0ZZLES 84 o 89 o o 94 o 99 16 o CORE FAP 33 SHROUD 24 H! - ' !H C2 0 53 ! ' i 25 0-{ l lH663 o54 t hl36J, [--o 25 l 46 PRESSURE -73 ' j--o M 37 18 "
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i CIRCUMFERENTIAL CRACK OPENING 30". DIN 4ETER TERMINAL END - . CRACK INCLUDED FLOW FLOW RATE (GPM) LENGTH ANGLE AREA Co = .6 CD = .3 OIJ') 8' 300 (.001) 1
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j l 3 0 " D I A f1 E TE R COLD LEG TERnlNAL END C I R C.UMF E R EN TI A L CRAcx O PE N IN Cr
FFACTURE MECHAMICS EVAL.uATION OF FORT CALHOUN COLD LEG SAFE END I. DATA BASE - 1/2 CIRCUMFERENTIAL CRACK . MATFRIAL SA,516 GR70
~~ 2000 M , JIC IN2
- BASED Oil PRECRACKED INSTRUMEi1TED CHARPY (K IC % 250 KSI )
t/lif PIPE 30" ID, 2.5" THK A. " FREE" PIPE OPEllINGARgA JI SUDDENLY APPEARING CRACK (DYNAMIC) 5. 3 Ill 1250 "LEAKIHG" CRACK (STATIC) 2.6 IN 2 B. SAFE END IN SYSTEM - L/ID RATIO = 7.7 OPENING AREA
~ JI 6' LEAKING" CRACK (STATIC) 1.36 IN2 325 SUDDENLY APPEARING CRACK W/SSE (DYNAMIC) 1.65 IN2 ' 440' l ' MAXIMUM OPENING AREA AND J I DUE TO PRESSURE ARE LARGER BUT - BY THE TIME SEISMIC LOADINGS ARE TRANSMITTED DYNAMIC EFFECTS DUE TO PRESSURE HAVE CEASED.
i e i e ( n
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2 1 - , , B T ~SA-l82. P-3/6 ASTN1 AAsl
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^ "
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P O W F- H I 1. "' " ~ ' l *- - SYSTEMS - ca aro. teim,<. ..c
--* , Cakwletaan Number Rev. ~ .:
wum
.m , . ~
4 . '.. ,y, .
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~ ~ -. , '., GEbMETRY OF PIPE WITb HYPOTHETICAL l{hL.E' C IPluM6%euh.T C.BAC.K - . ., . ?..:
1
- l -
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I'I . PROPOSED ANALYSES - " FREE PIPE - 1/2 CIRCUMFEREliCE CRACK , A. MATERIAL - SA516 GR70 IR-LB JIC= 2000 IN2 PIPE 24" ID, 2.4" THK 0PEilING AREA Ji SUDDENLY APPEARING CRACK (DYNAMIC)
*TO BE CALCULATED COMPARE A J 24,[A30" I(24")[JI (30") JI (24") J IC B. MATERIAL SA-182 F316 J IC - TO BE OBTAINED FROM PRECRACKED CHARPY OPENING AREA J i
SUDDENLY APPEARING CRACK (DYNAMIC) + +
+TO BE CALCULATED COMPARE J i J IC C. 24" SAFE END IN SYSTEM L/ID RATIO = 8.6 , APPLY RESULTS OF STUDY OF 30" PIPE Ill SYSTEM TO 24" PIPE.
DESIGil BASIS: 0.~1 AREA CRACK WITH CPEillilG TIME = 12 M SEC. l
g t
. ~ ) l GPt1 10 GPM N 40 GPM 152* , (400GPM) \ '
l 1
.k.
F 2 9' D I A P', E TE R C IR CUM F E R EN TI A L CRACK , o 4 ( I 9 6
) .
4
STRUCTURAL EVALUATION (JULY 1 REPORT) RCS AllALYSIS THRUST FORCE =- 0.1 x EXISTING
=
SUBC0f1PARTiiENT PRESSURE 0.2 x EXISTIi1G (HORIZONTAL)
=
0.4 x EXISTING (VERTICAL) INTERHAL HYDRAULICS = EXISTIllG RV INTERilALS & FUEL - EXISTI'-lG (2A) BREAK i 9 1
- - .-}}