ML20052F790
| ML20052F790 | |
| Person / Time | |
|---|---|
| Site: | 05000000, 05000465 |
| Issue date: | 03/23/1982 |
| From: | Mandeus G SWEDEN, GOVT. OF |
| To: | Lafleur J NRC OFFICE OF INTERNATIONAL PROGRAMS (OIP) |
| Shared Package | |
| ML20049H209 | List: |
| References | |
| FOIA-82-167 NUDOCS 8205130643 | |
| Download: ML20052F790 (3) | |
Text
..
hTTENTION: JOSEPK De LAFLEUR OFFICE OF INTERNATIONAL PROGRAMS, NRC fe on y,
U DEAR DR. LAFLEUR, g
' e]s>
2-83-23 1082-53-23 NO.8T/42/EF 1
I l
l THE SWEDISH !!UCLEAR PCWER INSPECTORATE MAS SENT THE FOLLOWING
! LETTER TO ' THE SWEDISM' STATE POWER BOARD ON MARCH 19, 1952
, GUOTE l
RINGHALS a - SLVQGING OF DAMAGED TUBES IN STEAM GEffERATORS I
THE SWEDISE STATE POWER BOARD C'SPB) HAS AT THEIR MEETING TODAY GIVEN A DETAILED ACCOUNT CONCERNING THE EXTENT OF THE TU3E DEGRADArtCE AT KINGHALS 3. THE EXAMINATION OF THE TUBES VERE MADE BY EVALUATIOM BY PHASE. ANGLE ACCORDING 70 l THE SO CALLED ASME-METHOD AS VELL AS BY A NEW METHOD, l AMPLITUDE ttETNOD EASED ON THE HEASURED VOLTAGE.
L AFTER GOING TERGUGH THE BODY OF INFORMAT10N PRESENTED, SX1 HEREBY STIPULATES THE FOLLOWING PLUGtalNG CRITERIA-OF THE
! OPERATING PROGRAMME, APPLIED FOR BY SSPS.
820513064f'e30416
~i
~
UDELLB2-167 pgp
C THOSE TUBES SHALL DE PLUGGEDs 2H1CK - EASE.D ON THE EDDY CURRENT SHOW EITHER A DEGRADATION EXAMINATION MADE IN MARCN 1962 OF HORE THAN OR 55 S/2 ACCORDING TD TME ASME-METHOD AND ALSO A DEGRADATION OF MORE THAN OR 19 8/S ACCORDING TO THE AMPLITUDE METHOD C5HE LATTER FIGURE SHOULD HAINLY SE CONSIDERED AS AN INDICATION OF A REASONABLE SIGNAL /NDISE RATIO) OR A DEGRADATION OF MORE THAN DR 48 S/S ACCORDING TO THE AMPLITUDE METHOD.
ALL TUBES BEARING REFERENCE TO ONE OF THESE CRITERIAs SHALL
-~
DE EEUIPPED W17M 1.ZAHING PLUGS, THE CONSTRUCTION OF URICH VAS SPECIFIED EN SSPB' S APPLICATION.
h'h TRE REASON FOR NOT PLUGGING SUCH TUBES, WHICM DN ANY OCCAE10N w
0F HEASURING SHOW A DEGRADATION OF MORE THAN 65 S/S BUT WRICM IN SPITE OF THIS DO NOT MEET WITH ANY ONE OF THE CRITERIA SPECIFIED ABOVE, SHALL BE ACCOUNTED FOR SEPARATELY.
THE CRITERIA ABOVE ARE INTENDED ONLY FOR THE OPERATIEG P A0CRAMME ECW APPLI ED FCR. VMEN THIS OPERATING PROGRAMME IS TERMINATED, SE1 WILL DECIDE ON WHICM PLUGS ARE TO BE REhCVED IN ORDER TO HAME NEW EDDY CURRENT EXAKINATIONS.
SWEDISH RADIATION FROTECTION INSTITUTE (5513 HAS BEEN CONSULTED ON THIS CASE.
SVEDISH NUCLEAR PCVER INSPECTORATY.
OTTICE OF REGULATION AND RESEARER LARS HOGBERG
. UNQUOTE
i
- VE VOULD ALSO APPRECI ATE, 3F YOU COULD INFORM US BY TELEX, TELEFAX OR TELEPHONE ABOUT THE PRELIMINARY RESULTS OF TKE EDDY-CURRENT EXAMINATIONS OF TME MCGUIRE STEAM GENERATOR
!^
l TUDE5e MICD REGARDS
&h TW GORAM EANDEUS MEAD OF 1MFORMATION SERVICES THE SVED15H NUCLEAR POWER INSPECTORATE"""
o SSA CENTRA USM I896I SVEA70M $
1 l
RREPLY TO THIS TELEX VIA ECA
=
~
~
q g
E a
1 l