ML18037A276: Difference between revisions

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{{#Wiki_filter:NRC FORM 366<f-77)-~U.S.NUCI.EAR REGULATORY COMMISSION
{{#Wiki_filter:NRC FORM 366                                                                                                                                   U. S. NUCI.EAR REGULATORY COMMISSION
~01 7 8 CON'T~01 7 8 LICENSEE EVENT REPORT CONTROL BLOCK: QI (PLEASE PRINT OR TYPE ALI.REQUIRED INFORMATION)
<f-77) -~
I 6 N Y N H P 1 Qs0 0 0 0 0 0 0-0 O'Qa" 1 1 1 1Q4~Qs 9 LICENSEE CODE.14 15 LICENSE NUMBER 25 26 LICENSE TYPE 30 57 CAT 58 QB S 0 0 0 2 2 0 Q7 0 6 2 3 8 0 QB.'0 7 2 2 8 0 QB 60 61 DOCKET NUMBER 68 69 EVENT DATE-74", 75','EPORT DATE 80'I 4 EVENT DESCRIPTION AND PROBABL.E CONSEQUENCES
LICENSEE EVENT REPORT CONTROL BLOCK:                                                             QI                 (PLEASE PRINT OR TYPE ALI. REQUIRED INFORMATION)
~10 During normal o'ration su ervisor review of recorder indications re-vealed that'the condenser inlet/circulating water dischar e delta tern exceeded the 31.2 F Tech Spec limit for more than 8 hrs.in a.24 hour period on days of 6/20-23/80.
I                                       6
Since the delta temp was a maximum of 32OF~os during the entire Period, there was no significant environmental effect.~07~08 80 7 8 9 7 8 SYSTEM CAUSE CAUSE COMP.VALVE CODE CODE SUBCODE COMPONENT CODE SUBCODE SUBCODE~HF.Q>>A Q>2~AQ>3 1 N S T R U Q4~XQ>>~Z Qs 9 10 ll 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION LFR/RO EVENT YEAR REPORT No.CODE TYPE NO.Qs"4 so sr~80 Q~01 1 QP~04 QL[J QO 21 22 23, 24 26 27 28 29 30 31 32 ACTION.FUTURE EFFECT SHUTDOWN ATTACHMENT NPRDR'RIME COMP.'OMPONENT TAKEN ACTION ON PLANT METHOD HOURS Q22 SUBMITTED FORM SUB.SUPPLIER MANUFACTURER QIB~QIB~Q20 LJQl 0 4 4 4~N Q23 QJQ24 H Q26 I 33 34 35 36 37 40 41 42, 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Q27 0 Shift operations personnel evaluation.
~01 7      8    9 N     Y         N LICENSEE CODE.
of te'm erature chart recorder at times in question did not consider the delta tern indication as bein in violation.
H     P       1 14 Qs0 15 0         0     0   0     0 LICENSE NUMBER 0       -     0   O'Qa 25      26
However upon supervisory review of the recorder indications it was determined that the Tech Spec limit was being exceeded, and an immediate station load reduction was 7 8 9 FACILITY STATUS%POWER OTHER STATUS Q 8 Qss~09 9 Qss N A 7 8 9 10'2 17 44 ACTIVITY CONTENT RELEASED OF RELEASE AMOUNT OF ACTIVITY Q~16~Z Q33~ZQ34 N/A 7 8 9 10'I1 44 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION Q39 4~<>0 Qss 2 Qss N/A 7 8 9 11 12 13 PERSONNEL INJURIES NUMBER DESCRIPTION Qnl~0.0 0 Q4o N/A 7 8 9 11 12 LOSS OF OR DAMAGE To FACILITY Q43 TYPE DESCRIPTION 9 Q42 N/A 7 8 9 10 P U 8 L I C I TY'ISSUED DESCRIPTION
                                                                                                                                                "     1     1 LICENSE TYPE 1     1Q4~Qs 30   57 CAT 58 CON'T
~~NQ44 N/A 8 9 19 fggP>snsssnan Paul Harrison taken.In addition the chart 80 METHOD OF DISCOVERY 45 46 45 80 80 80 80 PHONE: 68 69 80 NRC USE ONLY ss~80 o 0 t3~DISCOVERY DESCRIPTION Q2 Su'ervisor Review LOCATION OF RELEASE Q N A ATTACHMENT LER 80-11 Cause Descri tion and Corrective Actions (Continued) recorder scale is being expanded to increase accuracy of the recorder, and a technical specification change has been submitted to increase the allowable delta temp to 35 F.
~01                                          QB S       0   0   0     2     2   0     Q7 69 0     6     2   3     8
ATTACHMENT LER 80-11 Cause Descri tion and Corrective Actions (Continued) recorder scale is being expanded to increase accuracy of the recorder, and a technical specification change has been submitted to increase the allowable delta temp to 35 F.}}
                                                                                                                                            -
0 74 QB
                                                                                                                                                      ", 75
                                                                                                                                                            .'0     7     2
                                                                                                                                                                  ','EPORT DATE 2   8   0 80 QB 7        8                          60             61               DOCKET NUMBER               68                   EVENT DATE                     4
                                                                                                              'I EVENT DESCRIPTION AND PROBABL.E CONSEQUENCES ~10 During normal                       o'ration               su   ervisor review of recorder indications re-vealed that 'the condenser                                     inlet/circulating water dischar e delta tern exceeded               the 31.2               F   Tech       Spec limit for more than 8 hrs. in a.24 hour period           on days             of 6/20-23/80. Since the delta                                   temp was a maximum                     of     32OF
~os           during the entire Period, there                                           was no       significant environmental effect .
~07
~08                                                                                                                                                                                               80 7       8 9 SYSTEM                   CAUSE           CAUSE                                                             COMP.             VALVE CODE                     CODE       SUBCODE                   COMPONENT CODE                         SUBCODE           SUBCODE
                                      ~HF.             Q>>             A Q>2   ~AQ>3             1     N       S     T   R     U   Q4         ~XQ>>             ~Z     Qs 7      8                            9             10             ll           12             13                                   18           19               20 REVISION SEQUENTIAL                               OCCURRENCE             REPORT EVENT YEAR                                     REPORT No.                                 CODE                 TYPE                         NO.
Qs LFR/RO "4 so sr           ~80                         Q 23,            ~01         1             QP             ~04                     QL               [J         QO I
21           22                           24             26           27             28         29           30               31         32 ACTION . FUTURE                         EFFECT             SHUTDOWN                                       ATTACHMENT             NPRDR'RIME COMP.                     'OMPONENT SUPPLIER            MANUFACTURER 42, H TAKEN ACTION                         ON PLANT               METHOD                   HOURS Q22             SUBMITTED         FORM SUB.
33 QIB     ~QIB 34
                                                      ~Q20 35 LJQl 36              37 0   4     4       4 40
                                                                                                                            ~N 41 Q23         QJQ24 43 Q26 44               47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Q27 0         Shift operations personnel evaluation. of                                                   te'm     erature chart recorder at times in question did not consider the delta tern                                                               indication             as bein           in violation.                 However upon supervisory review                                       of the recorder indications it was             determined that the Tech Spec                                   limit was             being exceeded,                 and an immediate                 station load reduction                             was   taken. In addition the chart 7     8   9                                                                                                                                                                                   80 Q
                                        '2 FACILITY                                                                                 METHOD OF STATUS                   % POWER                             OTHER STATUS               DISCOVERY                                    DISCOVERY DESCRIPTION          Q2 8     Qss         ~09               9   Qss         N A 44      45 Su'ervisor                Review 80 7     8   9                   10                             17                                                     46 ACTIVITY           CONTENT RELEASED OF RELEASE                                   AMOUNT OF ACTIVITY       Q                                                     LOCATION OF RELEASE          Q
~16         ~Z       Q33       ~ZQ34                               N/A                                                           N A 80 7     8   9                   10             'I1                                             44               45 PERSONNEL EXPOSURES NUMBER                   TYPE           DESCRIPTION Q39 4     ~<>               0     Qss     2       Qss                 N/A 80 7       8   9                   11       12               13 PERSONNEL INJURIES NUMBER                   DESCRIPTION Qnl
            ~0.0               0     Q4o             N/A 7       8   9                     11       12                                                                                                                                                   80 LOSS OF OR DAMAGE To FACILITY TYPE           DESCRIPTION                         Q43 9             Q42                 N/A 7       8   9               10                                                                                                                                                                   80 ISSUED
            ~NQ44 P U 8 L I C I TY' DESCRIPTION N/A
                                                  ~                                                                                                                          NRC USE ONLY ss 8   9               19                                                                                                                                 68    69                      ~ 80 o 0
fggP>           snsssnan                 Paul Harrison                                                           PHONE:                                                 t3 ~
 
ATTACHMENT LER   80-11 Cause Descri tion and Corrective Actions (Continued) recorder scale is being expanded to increase accuracy of the recorder, and a technical specification change has been submitted to increase the allowable delta temp to   35 F.
 
ATTACHMENT LER 80-11 Cause Descri tion and Corrective Actions (Continued) recorder scale is being expanded to increase accuracy of the recorder, and a technical specification change has been submitted to increase the allowable delta temp to   35 F.}}

Revision as of 23:07, 21 October 2019

LER 80-011/04L-0:on 800623,recorder Review Showed Condenser Inlet/Circulating Water Discharge Delta Temp Had Exceeded Tech Spec Limit on 800620-23.Station Load Reduced,Recorder Scale Expanded & Tech Spec Change Initiated
ML18037A276
Person / Time
Site: Nine Mile Point Constellation icon.png
Issue date: 07/22/1980
From: Harrison P
NIAGARA MOHAWK POWER CORP.
To:
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML17053B797 List:
References
LER-80-011-04L, LER-80-11-4L, NUDOCS 8007290600
Download: ML18037A276 (4)
v • d • e


Text

NRC FORM 366 U. S. NUCI.EAR REGULATORY COMMISSION

<f-77) -~

LICENSEE EVENT REPORT CONTROL BLOCK: QI (PLEASE PRINT OR TYPE ALI. REQUIRED INFORMATION)

I 6

~01 7 8 9 N Y N LICENSEE CODE.

H P 1 14 Qs0 15 0 0 0 0 0 LICENSE NUMBER 0 - 0 O'Qa 25 26

" 1 1 LICENSE TYPE 1 1Q4~Qs 30 57 CAT 58 CON'T

~01 QB S 0 0 0 2 2 0 Q7 69 0 6 2 3 8

-

0 74 QB

", 75

.'0 7 2

','EPORT DATE 2 8 0 80 QB 7 8 60 61 DOCKET NUMBER 68 EVENT DATE 4

'I EVENT DESCRIPTION AND PROBABL.E CONSEQUENCES ~10 During normal o'ration su ervisor review of recorder indications re-vealed that 'the condenser inlet/circulating water dischar e delta tern exceeded the 31.2 F Tech Spec limit for more than 8 hrs. in a.24 hour2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br /> period on days of 6/20-23/80. Since the delta temp was a maximum of 32OF

~os during the entire Period, there was no significant environmental effect .

~07

~08 80 7 8 9 SYSTEM CAUSE CAUSE COMP. VALVE CODE CODE SUBCODE COMPONENT CODE SUBCODE SUBCODE

~HF. Q>> A Q>2 ~AQ>3 1 N S T R U Q4 ~XQ>> ~Z Qs 7 8 9 10 ll 12 13 18 19 20 REVISION SEQUENTIAL OCCURRENCE REPORT EVENT YEAR REPORT No. CODE TYPE NO.

Qs LFR/RO "4 so sr ~80 Q 23, ~01 1 QP ~04 QL [J QO I

21 22 24 26 27 28 29 30 31 32 ACTION . FUTURE EFFECT SHUTDOWN ATTACHMENT NPRDR'RIME COMP. 'OMPONENT SUPPLIER MANUFACTURER 42, H TAKEN ACTION ON PLANT METHOD HOURS Q22 SUBMITTED FORM SUB.

33 QIB ~QIB 34

~Q20 35 LJQl 36 37 0 4 4 4 40

~N 41 Q23 QJQ24 43 Q26 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Q27 0 Shift operations personnel evaluation. of te'm erature chart recorder at times in question did not consider the delta tern indication as bein in violation. However upon supervisory review of the recorder indications it was determined that the Tech Spec limit was being exceeded, and an immediate station load reduction was taken. In addition the chart 7 8 9 80 Q

'2 FACILITY METHOD OF STATUS  % POWER OTHER STATUS DISCOVERY DISCOVERY DESCRIPTION Q2 8 Qss ~09 9 Qss N A 44 45 Su'ervisor Review 80 7 8 9 10 17 46 ACTIVITY CONTENT RELEASED OF RELEASE AMOUNT OF ACTIVITY Q LOCATION OF RELEASE Q

~16 ~Z Q33 ~ZQ34 N/A N A 80 7 8 9 10 'I1 44 45 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION Q39 4 ~<> 0 Qss 2 Qss N/A 80 7 8 9 11 12 13 PERSONNEL INJURIES NUMBER DESCRIPTION Qnl

~0.0 0 Q4o N/A 7 8 9 11 12 80 LOSS OF OR DAMAGE To FACILITY TYPE DESCRIPTION Q43 9 Q42 N/A 7 8 9 10 80 ISSUED

~NQ44 P U 8 L I C I TY' DESCRIPTION N/A

~ NRC USE ONLY ss 8 9 19 68 69 ~ 80 o 0

fggP> snsssnan Paul Harrison PHONE: t3 ~

ATTACHMENT LER 80-11 Cause Descri tion and Corrective Actions (Continued) recorder scale is being expanded to increase accuracy of the recorder, and a technical specification change has been submitted to increase the allowable delta temp to 35 F.

ATTACHMENT LER 80-11 Cause Descri tion and Corrective Actions (Continued) recorder scale is being expanded to increase accuracy of the recorder, and a technical specification change has been submitted to increase the allowable delta temp to 35 F.

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