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See also: [[ | See also: [[see also::IR 05000390/2008301]] | ||
=Text= | =Text= | ||
{{#Wiki_filter:Final Submittal( | {{#Wiki_filter:Final Submittal | ||
(Blue Paper) | |||
FINAL RO/SRO WRITTEN | |||
AOI*30.2 | EXAMINATION REFERENCES | ||
Ba tt ery | |||
AOI*30.2 | |||
p | WBN FIRE SAFE SHUTDOWN Rev. 27 | ||
------ | Pace 17 of 1291 | ||
leve l and fl oat | 4.5 Safe Shutdown Logic Diagram | ||
~ | |||
, '- | |||
_b. | |||
Battery Cell Parameters | :::::1 | ||
3.8.6 | \./\ | ||
QJ | |||
temperature | ?"'-'"J | ||
of the representative | \ .1 | ||
cells<60°F for vital batteries and<50°F for DG batteries. | ~> | ||
".*,01 | |||
not within Category C values. | . :.2 | ||
REQUIREMENTS | , | ||
SURVEILLANCE | 0J | ||
~) | |||
~/ | |||
~, | |||
~ 't, | |||
........ | |||
\~ | |||
-4 | |||
>150 V f or | T ',J | ||
Battery Cell | \). | ||
~.\ | |||
~ | |||
and level.Level | NOTES ~ | ||
(1) INInATING EVENT IS AN APP ENDIX R FIRE | |||
(2) REFER TO SECTION 4.3 FOR A COMPLETE | |||
DESCRIP TION OF THE S Hu m OW N KEYS. THEIR | |||
"q | |||
f' \ | |||
FUNCTIONS AND COMPO NENTS. | |||
(3) LEGEND FOR DIAGRAM SYMBOLS AS FOLLOW S * | |||
DESCRIPTION OF KEY | |||
I _~ ',"~M~'.~"'" | |||
KEY NUM BER , | |||
< 3' SAFETY FUNCTION OR E.ND | |||
STATE TO BE ATTAINED | |||
(4) OFFSITE POW ER NOT CREDITED FOR ALTERNA W E SHUIDOW N. | |||
(5) RCP THERMA L BARRIER COOLI NG REQUIRES SUPPORT OF | |||
ERCW (KEY 1C) & CCS (KEY lB) | |||
\ | |||
Ba tt ery Ce l l Pa ra met ers | |||
3 .8 .6 | |||
3 .8 ELECTRI CAL POWER SYSTEMS | |||
3.8 .6 Ba tte r y Ce l l Pa ra meters | |||
LCO 3. 8. 6 Batter y cell parameter s for 1 25 V v it al batter ies a n d 1 2 5 V | |||
di esel g e ne r a tor (DG) b a t t eri es sha ll be wi t hin t he l i mi ts | |||
o f Table 3 . 8 .6 - 1 . | |||
APPLICABILITY: When ass ociated DC electrical p ower s u b s ys t e ms and DGs are | |||
required t o be OPERABLE . | |||
ACTI ONS | |||
-- - - - - - - --- -- -- ---- - - - ----- - -- - - - -- --N OTE- - - - - -- -- - - - - - - - - - -- - - - - - - - - - - - -- -- - - | |||
Se p a r a t e Con d i t i o n entry i s all owed f or each batter y bank. | |||
CONDI TIO N REQUIRE D ACTION COMPLET ION TIME | |||
A. On e o r more A.l Ve r i f y pilot cel ls I h our | |||
batteries wi t h one electrolyte leve l and | |||
o r more batt e r y fl oat vo l t a g e me e t | |||
cel l parameter s n ot Table 3. 8 .6 -1 | |||
wi t h i n Ca t e go r y A Category C limits . | |||
o r B limit s. | |||
AND | |||
A .2 Ve r i f y battery c el l 2 4 h ours | |||
parameters meet | |||
Table 3. 8 . 6-1 AND | |||
Category C limit s. | |||
Onc e per 7 d ays | |||
t her e aft er | |||
AND | |||
A. 3 Rest ore batter y c e l l 3 1 d ays | |||
parameters to | |||
Ca t e go ry A and B li mit s | |||
o f Tabl e 3 . 8.6 -1 . | |||
(cont inued ) | |||
Wat t s Ba r -Un i t 1 3. 8- 3 3 | |||
Battery Cell Parameters | |||
3.8 .6 | |||
ACTIONS (c ontinued) | |||
CONDITION REQUIRED ACTION COMPLETION TIME | |||
B. Required Actio n B.1 Declare ass ociated Immediately | |||
and associated battery in operable. | |||
Completi on Time of | |||
Condition A n ot | |||
met . | |||
OR | |||
One o r more | |||
batteries with | |||
average | |||
electrolyte | |||
temperature of the | |||
representative | |||
cells < 60°F for | |||
vital batteries | |||
and < 50°F for DG | |||
batteries. | |||
OR | |||
One o r more | |||
batteries with one | |||
o r more battery | |||
cell parameters | |||
not within | |||
Category C values. | |||
SURVEILLANCE REQUIREMENTS | |||
SURVEILLANCE FREQUENCY | |||
SR 3 .8 . 6 . 1 Verify battery cell parameters meet 7 days | |||
Table 3 .8 .6 -1 Categor y A limits . | |||
(co n t i n u e d ) | |||
Wa tt s Bar -Un it 1 3 .8-34 | |||
Batter y Cel l Pa r ame t e rs | |||
3 .8 . 6 | |||
SURVEILLANCE REQUIREMENTS (co n t inu e d ) | |||
SURVEI LLANC E FREQUENCY | |||
SR 3 .8 . 6.2 Ve r i fy batte ry c e l l parameters meet 92 da y s | |||
Tab le 3 . 8 .6 - 1 Ca t e go ry B limits . | |||
AND | |||
Onc e within | |||
2 4 hours after a | |||
batt e r y | |||
dis charge | |||
< 11 0 V for | |||
v i t a l batteri e s | |||
(113.5 V f or | |||
vital battery V) | |||
or 106 .5 V f or | |||
DG batterie s | |||
AND | |||
Onc e within | |||
2 4 hou r s after a | |||
battery | |||
overcharge | |||
> 150 V f or | |||
v i t a l batter i es | |||
(155 V f or vi t a l | |||
batter y V) o r | |||
145 V f or DG | |||
batteries | |||
SR 3.8.6.3 Verify average ele ctrolyte temperatu re 92 days | |||
o f representati ve cells is ~ 60°F f or | |||
vital batteries and ~ 50° F for the DG | |||
batteries . | |||
Watt s Bar - Uni t 1 3 .8 -3 5 | |||
Battery Cell Parameters | |||
3 .8 .6 | |||
Table 3 .8 .6 - 1 (page 1 o f 1) | |||
Bat tery Cell Parame te rs Requ irements | |||
CATEGORY A: CATEGORY B: CATEGORY C : | |||
PARAMETER LI MIT S FOR EACH LI MITS FOR EACH ALLOWABLE LIMIT | |||
DES IGNATED PILOT CONNECTED CELL FOR EACH | |||
CELL CONNECTED CELL | |||
Electrolyte Level > Min i mum level > Minimum level Above top of | |||
i nd i c a t i o n mark , indicat ion mark , plates, a nd n ot | |||
and $ 1 / 4 i n c h and ~ 1 /4 i n c h o v er f l o wi ng | |||
a b o v e maximum above ma x i mum | |||
le ve l ind icat ion level indicati on | |||
mark (a ) ma r k (a ) | |||
F loa t Vol t age ~ 2 . 13 V ~ 2 . 13 V > 2 . 07 V | |||
Spec if ic Gr av i ty ~ 1. 2 0 0 ~ 1.195 Not mo r e than | |||
(b ) ( c) 0 .020 bel ow | |||
-AND- a v er a ge of all | |||
c on nected cell s | |||
Aver age o f all | |||
co n ne cted cells AND | |||
> 1.205 | |||
- - | |||
Average o f a ll | |||
c o n n e c t e d cells | |||
~ 1 .1 9 5 | |||
(a ) I t is ac cep ta ble f or the elec trolyte level t o t emp o r a r i l y increase abo ve | |||
the s pecif ie d maximum le vel during equal i zing charges prov ided i t i s no t | |||
over flo wing. | |||
(b) Co rrec ted f or elec troly te t e mpe r a t u r e and level . Level co r r ec t io n is | |||
not r equi re d , ho wever , wh en b a tt e r y c h a r g i ng i s < 2 a mps wh e n o n float | |||
charge f or v it al b atteries and < 1 . 0 amp f or DG batteries. | |||
(c l A battery c h a r g i ng cu rren t o f < 2 a mps wh e n on f l oat charge f o r v i t a l | |||
batte ries and < 1 . 0 a mp f o r DG b a tt e r i e s is ac cept a ble f o r meeting | |||
s pecific gr avity li mi ts fo llowing a ba ttery rech arge , f or a maximum o f | |||
31 days . When cha rging current is u s e d t o satis fy s p e c i f ic gra vit y | |||
requ irement s , speci f ic g ravity of each co n ne c t e d cel l s h a l l be mea s ur ed | |||
p r i or t o e xp i ration o f the 31 day a l l owa n c e . | |||
Wa t t s Bar -U nit 1 3 . 8- 36 | |||
\ | |||
}} | }} |
Latest revision as of 16:08, 14 November 2019
ML081900169 | |
Person / Time | |
---|---|
Site: | Watts Bar |
Issue date: | 06/03/2008 |
From: | NRC/RGN-II |
To: | |
References | |
Download: ML081900169 (6) | |
See also: IR 05000390/2008301
Text
Final Submittal
(Blue Paper)
FINAL RO/SRO WRITTEN
EXAMINATION REFERENCES
AOI*30.2
WBN FIRE SAFE SHUTDOWN Rev. 27
Pace 17 of 1291
4.5 Safe Shutdown Logic Diagram
~
, '-
_b.
- 1
\./\
QJ
?"'-'"J
\ .1
~>
".*,01
. :.2
,
0J
~)
~/
~,
~ 't,
........
\~
-4
T ',J
\).
~.\
~
NOTES ~
(1) INInATING EVENT IS AN APP ENDIX R FIRE
(2) REFER TO SECTION 4.3 FOR A COMPLETE
DESCRIP TION OF THE S Hu m OW N KEYS. THEIR
"q
f' \
FUNCTIONS AND COMPO NENTS.
(3) LEGEND FOR DIAGRAM SYMBOLS AS FOLLOW S *
DESCRIPTION OF KEY
I _~ ',"~M~'.~"'"
KEY NUM BER ,
< 3' SAFETY FUNCTION OR E.ND
STATE TO BE ATTAINED
(4) OFFSITE POW ER NOT CREDITED FOR ALTERNA W E SHUIDOW N.
(5) RCP THERMA L BARRIER COOLI NG REQUIRES SUPPORT OF
\
Ba tt ery Ce l l Pa ra met ers
3 .8 .6
3 .8 ELECTRI CAL POWER SYSTEMS
3.8 .6 Ba tte r y Ce l l Pa ra meters
LCO 3. 8. 6 Batter y cell parameter s for 1 25 V v it al batter ies a n d 1 2 5 V
di esel g e ne r a tor (DG) b a t t eri es sha ll be wi t hin t he l i mi ts
o f Table 3 . 8 .6 - 1 .
APPLICABILITY: When ass ociated DC electrical p ower s u b s ys t e ms and DGs are
required t o be OPERABLE .
ACTI ONS
-- - - - - - - --- -- -- ---- - - - ----- - -- - - - -- --N OTE- - - - - -- -- - - - - - - - - - -- - - - - - - - - - - - -- -- - -
Se p a r a t e Con d i t i o n entry i s all owed f or each batter y bank.
CONDI TIO N REQUIRE D ACTION COMPLET ION TIME
A. On e o r more A.l Ve r i f y pilot cel ls I h our
batteries wi t h one electrolyte leve l and
o r more batt e r y fl oat vo l t a g e me e t
cel l parameter s n ot Table 3. 8 .6 -1
wi t h i n Ca t e go r y A Category C limits .
o r B limit s.
AND
A .2 Ve r i f y battery c el l 2 4 h ours
parameters meet
Table 3. 8 . 6-1 AND
Category C limit s.
Onc e per 7 d ays
t her e aft er
AND
A. 3 Rest ore batter y c e l l 3 1 d ays
parameters to
Ca t e go ry A and B li mit s
o f Tabl e 3 . 8.6 -1 .
(cont inued )
Wat t s Ba r -Un i t 1 3. 8- 3 3
Battery Cell Parameters
3.8 .6
ACTIONS (c ontinued)
CONDITION REQUIRED ACTION COMPLETION TIME
B. Required Actio n B.1 Declare ass ociated Immediately
and associated battery in operable.
Completi on Time of
Condition A n ot
met .
One o r more
batteries with
average
electrolyte
temperature of the
representative
cells < 60°F for
vital batteries
and < 50°F for DG
batteries.
One o r more
batteries with one
o r more battery
cell parameters
not within
Category C values.
SURVEILLANCE REQUIREMENTS
SURVEILLANCE FREQUENCY
SR 3 .8 . 6 . 1 Verify battery cell parameters meet 7 days
Table 3 .8 .6 -1 Categor y A limits .
(co n t i n u e d )
Wa tt s Bar -Un it 1 3 .8-34
Batter y Cel l Pa r ame t e rs
3 .8 . 6
SURVEILLANCE REQUIREMENTS (co n t inu e d )
SURVEI LLANC E FREQUENCY
SR 3 .8 . 6.2 Ve r i fy batte ry c e l l parameters meet 92 da y s
Tab le 3 . 8 .6 - 1 Ca t e go ry B limits .
AND
Onc e within
2 4 hours4.62963e-5 days <br />0.00111 hours <br />6.613757e-6 weeks <br />1.522e-6 months <br /> after a
batt e r y
dis charge
< 11 0 V for
v i t a l batteri e s
(113.5 V f or
vital battery V)
or 106 .5 V f or
DG batterie s
AND
Onc e within
2 4 hou r s after a
battery
overcharge
> 150 V f or
v i t a l batter i es
(155 V f or vi t a l
batter y V) o r
145 V f or DG
batteries
SR 3.8.6.3 Verify average ele ctrolyte temperatu re 92 days
o f representati ve cells is ~ 60°F f or
vital batteries and ~ 50° F for the DG
batteries .
Watt s Bar - Uni t 1 3 .8 -3 5
Battery Cell Parameters
3 .8 .6
Table 3 .8 .6 - 1 (page 1 o f 1)
Bat tery Cell Parame te rs Requ irements
CATEGORY A: CATEGORY B: CATEGORY C :
PARAMETER LI MIT S FOR EACH LI MITS FOR EACH ALLOWABLE LIMIT
DES IGNATED PILOT CONNECTED CELL FOR EACH
CELL CONNECTED CELL
Electrolyte Level > Min i mum level > Minimum level Above top of
i nd i c a t i o n mark , indicat ion mark , plates, a nd n ot
and $ 1 / 4 i n c h and ~ 1 /4 i n c h o v er f l o wi ng
a b o v e maximum above ma x i mum
le ve l ind icat ion level indicati on
mark (a ) ma r k (a )
F loa t Vol t age ~ 2 . 13 V ~ 2 . 13 V > 2 . 07 V
Spec if ic Gr av i ty ~ 1. 2 0 0 ~ 1.195 Not mo r e than
(b ) ( c) 0 .020 bel ow
-AND- a v er a ge of all
c on nected cell s
Aver age o f all
co n ne cted cells AND
> 1.205
- -
Average o f a ll
c o n n e c t e d cells
~ 1 .1 9 5
(a ) I t is ac cep ta ble f or the elec trolyte level t o t emp o r a r i l y increase abo ve
the s pecif ie d maximum le vel during equal i zing charges prov ided i t i s no t
over flo wing.
(b) Co rrec ted f or elec troly te t e mpe r a t u r e and level . Level co r r ec t io n is
not r equi re d , ho wever , wh en b a tt e r y c h a r g i ng i s < 2 a mps wh e n o n float
charge f or v it al b atteries and < 1 . 0 amp f or DG batteries.
(c l A battery c h a r g i ng cu rren t o f < 2 a mps wh e n on f l oat charge f o r v i t a l
batte ries and < 1 . 0 a mp f o r DG b a tt e r i e s is ac cept a ble f o r meeting
s pecific gr avity li mi ts fo llowing a ba ttery rech arge , f or a maximum o f
31 days . When cha rging current is u s e d t o satis fy s p e c i f ic gra vit y
requ irement s , speci f ic g ravity of each co n ne c t e d cel l s h a l l be mea s ur ed
p r i or t o e xp i ration o f the 31 day a l l owa n c e .
Wa t t s Bar -U nit 1 3 . 8- 36
\