ML20126L239: Difference between revisions
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ENCLOSURE 4 l | ENCLOSURE 4 l | ||
l 1 | l 1 | ||
WSTliG00SE RIR VESSEL Il!TEGRITY I, NMLYSES PEV0PJB | WSTliG00SE RIR VESSEL Il!TEGRITY I, NMLYSES PEV0PJB LtSGE ST!Att LitlE EREAK | ||
: 2. LARGE LCCA | : 2. LARGE LCCA | ||
: 3. Sf'Ad. LOCA II, LTILIZIlS IN RESULTS CF TESE NlALYSES TE FOLLO.!IlE STATEE!T CRl EE "iDE ALL PLAfrTS AP.E ACCEPTAELE THROUGH AT LEAST TrN Et0 0F 19S2 ABO BOST GPERATING Pl.AtlTS, IF NOT ALL CPERATING PLA!iTS, COULD SE DEFONSTPATED TO HAVE ACCEPTABLE LIFETIMES SIGNIFICANTLY IN EXCESS OF THE Et0 0F 1982, 0 | : 3. Sf'Ad. LOCA II, LTILIZIlS IN RESULTS CF TESE NlALYSES TE FOLLO.!IlE STATEE!T CRl EE "iDE ALL PLAfrTS AP.E ACCEPTAELE THROUGH AT LEAST TrN Et0 0F 19S2 ABO BOST GPERATING Pl.AtlTS, IF NOT ALL CPERATING PLA!iTS, COULD SE DEFONSTPATED TO HAVE ACCEPTABLE LIFETIMES SIGNIFICANTLY IN EXCESS OF THE Et0 0F | ||
: 1982, 0 | |||
l O | l O | ||
a | a y ous eo 9^. | ||
np | |||
ENCLOSURE 5 C0tlSIDEPATI0ft OF THE PAtlCHO-SECO OCCUPECE G/78) e | |||
: l. -OPERATI0tML EVENTS SUCH AS EXCESSIVE FEEDWATER ADDITION IN WE PES DO NOT RESULT IN #N SIGNIFICATE THEF1'AL SHOCK C0fEERNS | : l. -OPERATI0tML EVENTS SUCH AS EXCESSIVE FEEDWATER ADDITION IN WE PES DO NOT RESULT IN #N SIGNIFICATE THEF1'AL SHOCK C0fEERNS | ||
. A !! PS HAS A LARGE SYSTEM THERI'AL INERTIA. | |||
THE Parce-SECO OCCURREtEE IS AN EXAlfLE OF SUCH NJ EXCESSIVE FEEDWATEo, ADDITION EVENT. | THE Parce-SECO OCCURREtEE IS AN EXAlfLE OF SUCH NJ EXCESSIVE FEEDWATEo, ADDITION EVENT. | ||
II. IN A E PA tE PANCH0-SECO RCS PRESSURE FJ IEFFERATURE TRANSIE BE SIMILAR TO A SPALL STEAM LINE 2REAK ACCIPEtG. | II. | ||
IN A E PA tE PANCH0-SECO RCS PRESSURE FJ IEFFERATURE TRANSIE BE SIMILAR TO A SPALL STEAM LINE 2REAK ACCIPEtG. | |||
IHE SPALL STE#1 LINE EREAK VESSEL INTEGRITY RESULT. IS BOUT 0ED BY THE LARGE STE#i LINE BREAK ACCIDENT THE RESULTS OF WHICH WERE PREVIOUSLY DISCUSSED. | IHE SPALL STE#1 LINE EREAK VESSEL INTEGRITY RESULT. IS BOUT 0ED BY THE LARGE STE#i LINE BREAK ACCIDENT THE RESULTS OF WHICH WERE PREVIOUSLY DISCUSSED. | ||
THIS WAS. DEMONSTRATED BY NRLYSIS WHICH AR3ITPMILY APPLIED THE l | THIS WAS. DEMONSTRATED BY NRLYSIS WHICH AR3ITPMILY APPLIED THE l | ||
RANCHO-SECO RCSIRN!SIENT. | |||
9 | 9 | ||
=.-=a.-. | |||
ec h g eY- - h,w ry s er y , v e-- | -w-= | ||
-wre-c.. w -w o | |||
det-e--e#'e-~<m.* | |||
-- U-T e-m * % r# | |||
ec h g eY- - | |||
h,w ry s er y, v e-- | |||
m--p-- | |||
---y%---+,ywww-e.--,---,-e---yy% | |||
m--' | |||
.}} | |||
Latest revision as of 18:14, 12 December 2024
| ML20126L239 | |
| Person / Time | |
|---|---|
| Site: | Indian Point, Rancho Seco  |
| Issue date: | 05/01/1981 |
| From: | WESTINGHOUSE OPERATING PLANTS OWNERS GROUP |
| To: | |
| Shared Package | |
| ML20126L232 | List: |
| References | |
| NUDOCS 8106020092 | |
| Download: ML20126L239 (2) | |
Text
_ - _ _ _
ENCLOSURE 4 l
l 1
WSTliG00SE RIR VESSEL Il!TEGRITY I, NMLYSES PEV0PJB LtSGE ST!Att LitlE EREAK
- 2. LARGE LCCA
- 3. Sf'Ad. LOCA II, LTILIZIlS IN RESULTS CF TESE NlALYSES TE FOLLO.!IlE STATEE!T CRl EE "iDE ALL PLAfrTS AP.E ACCEPTAELE THROUGH AT LEAST TrN Et0 0F 19S2 ABO BOST GPERATING Pl.AtlTS, IF NOT ALL CPERATING PLA!iTS, COULD SE DEFONSTPATED TO HAVE ACCEPTABLE LIFETIMES SIGNIFICANTLY IN EXCESS OF THE Et0 0F
- 1982, 0
l O
a y ous eo 9^.
np
ENCLOSURE 5 C0tlSIDEPATI0ft OF THE PAtlCHO-SECO OCCUPECE G/78) e
- l. -OPERATI0tML EVENTS SUCH AS EXCESSIVE FEEDWATER ADDITION IN WE PES DO NOT RESULT IN #N SIGNIFICATE THEF1'AL SHOCK C0fEERNS
. A !! PS HAS A LARGE SYSTEM THERI'AL INERTIA.
THE Parce-SECO OCCURREtEE IS AN EXAlfLE OF SUCH NJ EXCESSIVE FEEDWATEo, ADDITION EVENT.
II.
IN A E PA tE PANCH0-SECO RCS PRESSURE FJ IEFFERATURE TRANSIE BE SIMILAR TO A SPALL STEAM LINE 2REAK ACCIPEtG.
IHE SPALL STE#1 LINE EREAK VESSEL INTEGRITY RESULT. IS BOUT 0ED BY THE LARGE STE#i LINE BREAK ACCIDENT THE RESULTS OF WHICH WERE PREVIOUSLY DISCUSSED.
THIS WAS. DEMONSTRATED BY NRLYSIS WHICH AR3ITPMILY APPLIED THE l
RANCHO-SECO RCSIRN!SIENT.
9
=.-=a.-.
-w-=
-wre-c.. w -w o
det-e--e#'e-~<m.*
-- U-T e-m * % r#
ec h g eY- -
h,w ry s er y, v e--
m--p--
---y%---+,ywww-e.--,---,-e---yy%
m--'
.