05000317/LER-1979-001-01, /01T-0 on 790209:found That License Submittal for Operation at 2,700 Mwt Failed to Indicate Credit for One Charging Pump Was Taken in Small Break LOCA Analysis. Reanalysis Concluded That 2,700 Mwt Was Safe Level: Difference between revisions

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{{Adams
#REDIRECT [[05000317/LER-1979-001-01, /01X-0 on 790209:during Normal Operation, Determined That License Submittal for Operation at 2,700 Mwt Failed to Indicate That Credit for One Charging Pump Was Taken in Small Break LOCA Analysis.Cause Forthcoming]]
| number = ML19289D362
| issue date = 02/23/1979
| title = /01T-0 on 790209:found That License Submittal for Operation at 2,700 Mwt Failed to Indicate Credit for One Charging Pump Was Taken in Small Break LOCA Analysis. Reanalysis Concluded That 2,700 Mwt Was Safe Level
| author name = Carroll J
| author affiliation = BALTIMORE GAS & ELECTRIC CO.
| addressee name =
| addressee affiliation = NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
| docket = 05000317
| license number =
| contact person =
| document report number = LER-79-001-01T, LER-79-1-1T, NUDOCS 7903050408
| package number = ML19289D360
| document type = LICENSEE EVENT REPORT (SEE ALSO AO RO), TEXT-SAFETY REPORT
| page count = 1
}}
{{LER
| Title = /01T-0 on 790209:found That License Submittal for Operation at 2,700 Mwt Failed to Indicate Credit for One Charging Pump Was Taken in Small Break LOCA Analysis. Reanalysis Concluded That 2,700 Mwt Was Safe Level
| Plant =
| Reporting criterion =
| Power level =
| Mode =
| Docket = 05000317
| LER year = 1979
| LER number = 1
| LER revision = 1
| Event date =
| Report date =
| ENS =
| abstract =
}}
 
=text=
{{#Wiki_filter:NRC FORM 366 U.S. NUCLEAR REGULATORY COMMISSION (7 77)
LICENSEE EVENT REPORT CONTROL BLOCK: ]
I i
l l
l lh (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION) 1 6
I M i D l C l C l N l 1 l@l Ol0 l-1010 l0 0 10 0l0l@l4Il1111Il @l l
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0 i
7 8 9 LICENSEE CODE 14 15 LICENSE NUMSER 25 26 LICENSE TYPE JO 57 CAT 58 CON'T 3% l L l@l 0 5101010 l 311 17 l@l01210191719 l@l012 2131719l@
o i
7 8
60 61 DOCKET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 60 EVENT OESCRIPTION AND PROB ABLE CONSEQUENCES h o
2 Durino nomal operation it was determined that the license submittal fnr i
l operation at 2700 MWth failed to indicate that credit for one charoino I
o 3
loumo was taken in the small break LOCA analysis.
Pendino resolution of I
o 4
l this discrecancy, reactor power of both Units 1 ud 2 was reduced to 2560 I
o s
o 6
iMWth.
A. E. Lundvall's letter to R. W. Reid of 2/12/79 describes this I
o 7
l event.
l 0
8 l
SuSCIDE Sul $ E
' I:'E
'#'EE Su'8C$cE CouPONENT CODE CO C0 12 Iz l@ l xl@ l l@ I z i z i z i z i z l z i@ lz l@ llj @
o 9
7 8
9 10 11 12 13 18 19 20 SEQUENTIAL OCCU R R ENCE REPORT REVISION
_ EVENT YEAR R EPORT NO.
CODE TYPE N O.
@ yu'ER/ROl217I9I l-101011l l/l 1011 l l Tl l-10 1 Lag M
22 3
24 26 27 3
a 30 31 32 KN A O
O P NT M
HOURS 22 S8 i FOR B.
SUPPLIE MA UF RER IX lgl X I@
lBl@
lzl@
l011l2lD l N l@
lNl@
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33 34 35 36 37 40 di 42 43 44 47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h 2
l Combustion Encineerino reanalyzed the 0.1 ft cold leo break in the cumo I
i o
ldischarce assumino no charoino oumos operable and concluded that the wall I
i i
i reak LOCA is still less limiting than the larae break. Both units were i
b l returned to 2700 MWth on 2/14/79 followino POSRC and OSSRC review of this I
3 ianalysis.
I i
7 8 9 80 ST
% POWER OTHER STATUS D1 O RY OISCOVERY DESCRIPTION lE l @ l019 I8l@l NA l
lDl@l NA l
i s
AEnviTv CO0 TENT 7
8 REL8ASED OF RELEASE AMOUNT OF ACTivtTY LOCATION OF RELEA!E 1
6 l l@
gl NA l
l NA l
PERSONNEt ExPOSSES NUMBER TYPE
 
==DESCRIPTION==
l010 l0 l@l Zl@l NA l
1 7
PERSONNE t iN;uWiES DESCRIPTION @ NA NUMBER l
l0 l0 l0 l@l i
a 7
8 9 11 12 80 PE DESCR ON lZ l@l NA l
1 9
7 8 9 to 80 PUBLICITY NRC USE ONLY 790305O M i iiiiiiiiiiiiii
'fE [@f '" "
NA 2
o 7
8 3 10 68.69 80 %
NAME OF PREPARER PHONE:
}}
 
{{LER-Nav}}

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