ML18353A854: Difference between revisions

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=Text=
=Text=
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_*,;~7..,:_~M\                 :,~ 1 ~'JULATORY             CO~MISSION             (FORMERLY AEC).
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        ~~jJ~cr-                           PALISADES PL4NT-IMPP00ER CONVERSION OF FLUX TO POWER BY
~::240C1~30)(1-019205A303lPD 10/30/75 1425  
                                              *THE I~CA               POWER DISTRIBUT10N
~ :.. ::
        ~::r:; 'fl.*JX I*S s~~n- TO FOLLOW UP MY CONVERSATION WITH K R BAKER ON' LE: ArTE11'.'-lOON OF OCTOBER'.29.*. 1975.                                                   IT HAS NOT* YET BEEN .DETERMINED TliAT TL(E 3Ti\ICT DEFINITION FOR AN ABNORMAL OCCURRENCE                                                             INCLUDES THIS
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l '.'l:.. OF' or:currnf:~1CE.                                 l-{0h1EVER. UJ\JTIL WE CAN SHOW THAT IT CLEARLY IS
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      ;,JI Ar\J                     .'13~-JORMAL           OCCURRENCE. I/IE WILL _CONTINUE TO TREAT IT AS TF IT 1
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r:'SRC:.
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        ~ ~~~1~E CO~ST~~T IS USED TO CONVERT INCORE MILLIVOLT INFORMATION I~TJ POWER I~FanM~TIO~. WP~IME IS A FUNCTION OF BURNUP.                                                               EIGHT SIF~~RENT ~PRI~ES ARE USED FOR THE VARIOUS FUEL TYPES AND RADIAL PJSITIO~JS T''J. TH~ PAL T.SADES COHE..                                                   IT WAS DETERMINED ON OCTOBER 29.
1~'JULATORY CO~MISSION (FORMERLY AEC).
1)75 AT 140~-~0URS THAT IMPROPER WPRIMES WE~E ENTERED INTO THE INCA                                                                 *J
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        ':3I~*~c;;:::             T:1£ ;\PRIL 1975                     ST~'\:'?T-UP         THE ERROR AS A RESULT OF ERRONEOUS
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      ~?Ri~ES ~~S ~E~~ CbNSE~VATIVE*KIE.                                                         HIGHER THAN ACTUAL HEAT RATES
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.e    ~ER~                   ChL~ULAT~D FOR THE CORE LIMITING                                             ASSEMBLIES>. ON OCTOBER 29.
~~jJ~cr-PALISADES PL4NT-IMPP00ER CONVERSION OF FLUX TO POWER BY  
ljJj. IT                           ~AS JET~RMINED THAT 'FOH JUNE                                   1973 THE INTE~CHANGED WPRIME CURVE:S F~S.ULTl~D TN ~ NON-CONSEi~VATIVE                                                           HEAT RATE BEING*CALCULATED
*THE I~CA POWER DISTRIBUT10N  
      ;-Lj~ THE CORE LI!"!!!HlG ASSEMBLIES.                                                       THIS RESULTED IN SETTING A CORE H'.~Af i\,~TE LI!'lIT ~.H!ICl-i ~!AS 2 PEHCENT LARGER THAN IT SHOULD HAVE BEEN.
~::r:; 'fl.*JX I*S s~~n-TO FOLLOW UP MY CONVERSATION WITH K R BAKER ON' LE: ArTE11'.'-lOON OF OCTOBER'.29.*. 1975.
      ~ 1 llJi1t: !"JET,'\ ILEO HlFORMATION                     .. \      .  . WILL
IT HAS NOT* YET BEEN.DETERMINED TliAT TL(E 3Ti\\ICT DEFINITION FOR AN ABNORMAL OCCURRENCE INCLUDES THIS l '.'l:.. OF' or:currnf:~1CE.
                                                                                  .          FOLLOW WITH SPECIFIC CURVES AND C~'\u.::~U'\ rIO~lS.
l-{0h1EVER. UJ\\JTIL WE CAN SHOW THAT IT CLEARLY IS  
j a SLADE/T ~ EL0ARD f',:\LIS,'\Dr.:::; PLMlT 1 ::u~J~ju:1~:?3 PO';JF.:l~ COMPANY
;,JI Ar\\J  
.'13~-JORMAL OCCURRENCE. I/IE WILL _CONTINUE TO TREAT IT AS TF IT 1r:'SRC:.  
~ ~~~1~E CO~ST~~T IS USED TO CONVERT INCORE MILLIVOLT INFORMATION I~TJ POWER I~FanM~TIO~. WP~IME IS A FUNCTION OF BURNUP.
EIGHT SIF~~RENT ~PRI~ES ARE USED FOR THE VARIOUS FUEL TYPES AND RADIAL PJSITIO~JS T''J. TH~ PAL T.SADES COHE..
IT WAS DETERMINED ON OCTOBER 29.
1)75 AT 140~-~0URS THAT IMPROPER WPRIMES WE~E ENTERED INTO THE INCA 0 ~ l J u
~' ':;'. ' ~
l 9 7 3
~ _, U '_) L h  
. 'J ~~  
.L.':1 ~
e  
':3I~*~c;;::: T:1£ ;\\PRIL 1975 ST~'\\:'?T-UP THE ERROR AS A RESULT OF ERRONEOUS  
~?Ri~ES ~~S ~E~~ CbNSE~VATIVE*KIE. HIGHER THAN ACTUAL HEAT RATES  
~ER~ ChL~ULAT~D FOR THE CORE LIMITING ASSEMBLIES>.
ON OCTOBER 29.
ljJj. IT ~AS JET~RMINED THAT 'FOH JUNE 1973 THE INTE~CHANGED WPRIME CURVE:S F~S.ULTl~D TN  
~ NON-CONSEi~VATIVE HEAT RATE BEING*CALCULATED  
;-Lj~ THE CORE LI!"!!!HlG ASSEMBLIES.
THIS RESULTED IN SETTING A CORE H'.~Af i\\,~TE LI!'lIT  
~.H!ICl-i ~!AS 2 PEHCENT LARGER THAN IT SHOULD HAVE BEEN.  
~
1llJi1t: !"JET,'\\ ILEO HlFORMATION WILL FOLLOW WITH SPECIFIC CURVES AND  
.. \\
C~'\\u.::~U'\\ rIO~lS.
j a SLADE/T ~ EL0ARD f',:\\LIS,'\\Dr.:::; PLMlT 1::u~J~ju:1~:?3 PO';JF.:l~ COMPANY  
*J


  .....                                    ,,,.                                              J.,. __
I UNITED ST A TES  
I UNITED ST A TES
. NUCLEAR REGULATORY COMMISSION OFFICE OF INSPECTION AND ENFORCEMENT REGION Ill 799 ROOSEVELT ROAD GLEN ELLYN, ILLINOLS 60137 Incident Notification From:
                      . NUCLEAR REGULATORY COMMISSION OFFICE OF INSPECTION AND ENFORCEMENT REGION Ill 799 ROOSEVELT ROAD GLEN ELLYN, ILLINOLS   60137 Incident Notification From:         Consumers Power CompanyC-:J (Licensee & Docket No. (or-~J;icense No.)
Consumers Power CompanyC-:J (Licensee & Docket No.
Transmittal Date                 Nb.;,;:;~~Palisades               Plant c==~,
(or-~J;icense No.)
Distribution:                                    Distribution:
Transmittal Date Distribution:
IE Chief, Fc&EB                                  IE Chief, FC &EB IE:HQ (4)                                        IE:HQ (4)
IE Chief, Fc&EB IE:HQ (4)
Licensing (4)                                    L:D/D for Fuels & Materials DR Ceµtral Files                                  DR Central Files IE Files                                         IE Files
Licensing (4)
                        .,I J
DR Ceµtral Files IE Files
                                                                              ~   .
.,I J
J J
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                            *~~                                                      -
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I' Nb.;,;:;~~Palisades Plant c==~,
                                            '                                r*
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I'  I    .}}
Distribution:
IE Chief, FC &EB IE:HQ (4)
L:D/D for Fuels & Materials DR Central Files IE Files  
~
J r*
J.,. __
--'\\'":}}

Latest revision as of 07:44, 5 January 2025

Licensee Event Report - Improper Conversion of Flux to Power by Inca Power Distribution
ML18353A854
Person / Time
Site: Palisades Entergy icon.png
Issue date: 11/03/1975
From: Elward T, Slade G
Consumers Power Co
To: Baker K
NRC/RGN-III
References
Download: ML18353A854 (2)
v • d • e


Text

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2:.~~ P s2r~ r r:sT ~::240C1~30)(1-019205A303lPD 10/30/75 1425 ~ :.. :: 1:0~J ~~::>O'**' !=:r1 J KN ~::c lZ~ -nLY JA~KSO~ MICH. 10/30/75 l*Jn }{ * >~. i1,'\\ X?.fl _*,;~7..,:_~M\\

,~

1~'JULATORY CO~MISSION (FORMERLY AEC). 7 _,. _, quo s:~ 11i~L T ~~O.'\\ :J -;-1 LY*\\' Tl .,. f *.- __, ~* -..JI- .... \\ ~~jJ~cr-PALISADES PL4NT-IMPP00ER CONVERSION OF FLUX TO POWER BY

  • THE I~CA POWER DISTRIBUT10N

~::r:; 'fl.*JX I*S s~~n-TO FOLLOW UP MY CONVERSATION WITH K R BAKER ON' LE: ArTE11'.'-lOON OF OCTOBER'.29.*. 1975. IT HAS NOT* YET BEEN.DETERMINED TliAT TL(E 3Ti\\ICT DEFINITION FOR AN ABNORMAL OCCURRENCE INCLUDES THIS l '.'l:.. OF' or:currnf:~1CE. l-{0h1EVER. UJ\\JTIL WE CAN SHOW THAT IT CLEARLY IS

,JI Ar\\J

.'13~-JORMAL OCCURRENCE. I/IE WILL _CONTINUE TO TREAT IT AS TF IT 1r:'SRC:. ~ ~~~1~E CO~ST~~T IS USED TO CONVERT INCORE MILLIVOLT INFORMATION I~TJ POWER I~FanM~TIO~. WP~IME IS A FUNCTION OF BURNUP. EIGHT SIF~~RENT ~PRI~ES ARE USED FOR THE VARIOUS FUEL TYPES AND RADIAL PJSITIO~JS TJ. TH~ PAL T.SADES COHE.. IT WAS DETERMINED ON OCTOBER 29. 1)75 AT 140~-~0URS THAT IMPROPER WPRIMES WE~E ENTERED INTO THE INCA 0 ~ l J u ~' ':;'. ' ~ l 9 7 3 ~ _, U '_) L h . 'J ~~ .L.':1 ~ e ':3I~*~c;;::: T:1£ ;\\PRIL 1975 ST~'\\:'?T-UP THE ERROR AS A RESULT OF ERRONEOUS ~?Ri~ES ~~S ~E~~ CbNSE~VATIVE*KIE. HIGHER THAN ACTUAL HEAT RATES ~ER~ ChL~ULAT~D FOR THE CORE LIMITING ASSEMBLIES>. ON OCTOBER 29. ljJj. IT ~AS JET~RMINED THAT 'FOH JUNE 1973 THE INTE~CHANGED WPRIME CURVE:S F~S.ULTl~D TN ~ NON-CONSEi~VATIVE HEAT RATE BEING*CALCULATED

-Lj~ THE CORE LI!"!!!HlG ASSEMBLIES.

THIS RESULTED IN SETTING A CORE H'.~Af i\\,~TE LI!'lIT ~.H!ICl-i ~!AS 2 PEHCENT LARGER THAN IT SHOULD HAVE BEEN. ~ 1llJi1t: !"JET,'\\ ILEO HlFORMATION WILL FOLLOW WITH SPECIFIC CURVES AND .. \\ C~'\\u.::~U'\\ rIO~lS. j a SLADE/T ~ EL0ARD f',:\\LIS,'\\Dr.:::; PLMlT 1::u~J~ju:1~:?3 PO';JF.:l~ COMPANY

  • J

I UNITED ST A TES . NUCLEAR REGULATORY COMMISSION OFFICE OF INSPECTION AND ENFORCEMENT REGION Ill 799 ROOSEVELT ROAD GLEN ELLYN, ILLINOLS 60137 Incident Notification From: Consumers Power CompanyC-:J (Licensee & Docket No. (or-~J;icense No.) Transmittal Date Distribution: IE Chief, Fc&EB IE:HQ (4) Licensing (4) DR Ceµtral Files IE Files .,I J

  • ~~

'\\ I' Nb.;,;:;~~Palisades Plant c==~, J I Distribution: IE Chief, FC &EB IE:HQ (4) L:D/D for Fuels & Materials DR Central Files IE Files ~ J r* J.,. __ --'\\'":}}

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