05000316/LER-1978-063-03, /03L-1:on 780820,while Closing Turbine Valves at 99% Power,Steam Flow Reduced,Causing Reactor Coolant Temp to Increase & Power to Decrease.Caused by Testing Valves at Too High Power Level: Difference between revisions

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{{Adams
#REDIRECT [[05000316/LER-1978-063-03, /03L-0 on 780820:While Test Closing Turbine Valves at 99% Pwr,Steam Flow Was Reduced.Reactor Coolant Heated to 577F Degrees & Pressure Dropped to 2185 Psia Caused by Testing Valve at Too High Pwr Level]]
| number = ML17317A670
| issue date = 10/18/1978
| title = /03L-1:on 780820,while Closing Turbine Valves at 99% Power,Steam Flow Reduced,Causing Reactor Coolant Temp to Increase & Power to Decrease.Caused by Testing Valves at Too High Power Level
| author name = Lease R
| author affiliation = INDIANA MICHIGAN POWER CO.
| addressee name =
| addressee affiliation =
| docket = 05000316
| license number =
| contact person =
| document report number = LER-78-063-03L, LER-78-63-3L, NUDOCS 7810230185
| package number = ML17317A667
| document type = LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT
| page count = 1
}}
{{LER
| Title = /03L-1:on 780820,while Closing Turbine Valves at 99% Power,Steam Flow Reduced,Causing Reactor Coolant Temp to Increase & Power to Decrease.Caused by Testing Valves at Too High Power Level
| Plant =
| Reporting criterion =
| Power level =
| Mode =
| Docket = 05000316
| LER year = 1978
| LER number = 63
| LER revision = 3
| Event date =
| Report date =
| ENS =
| abstract =
}}
 
=text=
{{#Wiki_filter:NRC FORM366
{4=71)-
4.
LICENSEE EVENT REPORT I
NUCLEAR REGULATORY COMiMISSION
~01 7
8 CON'T
~0 7
8 24 I
Q4LLJQR 25 26 IICENSE TYPE 30 57 CAT 58 0
,",'"",; ~LQB 0
5 0
0 0
3 1
6 1
0 9
2 6
7 8
6 1
0 1
8 60 61 DOCKETNUMBER 68 69 EVENT DATE 74 75 REPORT DATE EVENT DESCRIPTION AND PROBABLE CONSEQUENCES Q10 DURING A RAPID L AD REDUCTI F
Og 80 CONTROL BLOCK:
(PLEASE PRINT OR TYPE ALLREOUIRED INFORMATION) 1 8
M I DC C2Q200000000 9
LICENSEE CODE 14 LICENSE NUMBER
~03 BELOW THE TECH.
SPEC. 3.2.5.b LIMIT OF 2220 PSIA.
TH W
P WITH A TOTAL OF 10 MIN.
BELOW THE LIMIT.
RECOV RY WA
~Os TWO HOURS.
NO PROBABLE CONSE UENCES.
~06
~07
~OB 80 7
89 7
8 0
SYSTEM
 
==CAUSE==
CAUSE COMP.
VALVE.
CODE COPE SUBCODE COMPONENTCODE SUBCODE SUBCODE
~CA Q11
~XQI2
~ZQ12 Z
Z Z
Z Z
Z Q4
~ZQI5
~ZGR 9
10 11 12 13 18 19 20 SEQUENTIAL OCCURRENCE REPORT REVISION LFR/RO EVENTYEAR REPORT NO.
CODE TYPE NO.
QIP IIRPQRT
~78
~
~07 2
~
~03
~L
~
~0 21 22 23 24 26 27 28 29 30 31 32 ACTION FUTURE EFFECT SHUTDOWN ATTACHMENT NPRC44 PRIMECOMP.
COMPONENT TAKEN ACTION ON PLANT 'ETHOD HOURS Q22 SUBMITTED FORMSUB.
SUPPLIER MANUFACTURER
~XQIB~EQIg
~ZQ20
~ZQ31 0
0 0
0
~NQ23
~NQ24
~ZQ25 Z
9 9
9 Q 33 34 35 36 37 40 41 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS Q27 ALLOWS A POWER INCREASE TRANSIENT BUT NONE FROM DECREASE.
A TECH.
SPEC.
REVISION REQUEST IS BEING PREPARED.
)
~l4 7
89 FACILITY
~30 METHOD OF STATUS
%POWER OTHERSTATUS Q DISCOVERY
~15
~FQ29 ~07 0
Q29 NA
'AQ21 7
89 10 l2 13 44 45 48 ACTIVITY CONTENT RELEASED OF RELEASE AMOUNTOF ACTIVITY~
~Z Q33
~ZQ34 NA 7
89 10 44 45 PERSONNEL EXPOSURES NUMBER TYPE DESCRIPTION ~3g 1 ~00 0QZ Qsa NA 7
89 11 12 13 PERSQNNEI. INJURIES NUMBER DESCRIPTIONQ41
~00 0
Q49 NA 7
89 11 12 LOSSOF OR DAMAGETOFACILITYQ43 TYPE
 
==DESCRIPTION==
~lg Z
Q42 NA 7
89 10 PUBLICITY ISSUED DESCRIPTION~6 L~JQ44 NA R.
S.
Lease 80 80 80 80 80 NRC USE ONLY 44 9
80 g 0
68 69 (616)
<65-5901 DISCOVERY DESCRIPTION OPERATOR OBSERVATION I.OCATIQNOF RELEASE Q NA
}}
 
{{LER-Nav}}

Latest revision as of 19:32, 24 May 2025