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7/17/2019 batter sizing.xlsx
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BATTERY SIZING CALCU
REFERENCE STANDARD
Codes & Standards. IEEE Std. 485 IEEE Recommended Practice for Sizing Le
PROJECT DATA
!otage rating of t"e system # $$%! 'o
!otage )ariation $$%! System # * $% + to
System # -n,grond
/at Le)e of System # $%0A at 1
Am2ient 3emperatre #
Inpt Parameters considered as per standard design )aes of any repted
3ype of 2attery # Valve Re
'omina System !otage # !!"V
aimm System !otage # !!"V # !
inimm System !otage # !!"V % !"
'omina Ce !otage # &'"" V
End Ce !otage EC!( # !'() V
/oat !otage # &'&* V
Boost !otage # &'*" V
inimm Site Am2ient 3emperatre # )+C
3emperatre Correction /actor # !'!,(
Ageing /actor As per Standard( # !'&)
Ageing /actor $5+ design margin( # !'!)
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DETER-INATION OF NU-BER OF CELLS PER BATTERY BAN. / END
'omina ce )otage # &'""
'omina 2attery )otage # !!"
Ce /oat )otage # &'&*
Ao7a2e System )otage # !!"# !&! # ,,
-a1i2u2 34' 45 cell6 7 -a1i2u2Fl4at
#
# )9
#
E3d 45 Di6c<a=ge Cell V4ltage 7 -i3i2u2N
#
54.
#
Sected End Ce !otage # !'
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ATION
d Acid Batteries for Stationary Appicatio
ina(
, $% +
d
1B Le)e
anfactrers
ulated Lead Acid VR
$
$
Temp correction factor # ! # R > &; % t ?!""
<"ere R # %.: for $% "rs disc"arge as per ta2e, o
t # in Eectroyte temp # 8=C
# $ * %.: > > , 8 ?
$%%
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ELL VOLTAGE0CE # $.
!ots@ce
!ots
!ots@Ce6 as per anfactrer Std.
!6 *$%+ to ,$%+aimminimm
S86te2 V4ltage Cell V4ltage
$$
.9
'&:""(,;
))
S86te2 V4ltage4 45 Cell
::
;%%8:;8;$
!'(&)
() V0cell
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f IS $;5
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Generator Protection Panel
Sl no. Item Qty
1 Generator protection Relay (GE SR489) 1
2 Trip circuit superision Relay (9!) 2
" #aster Trip Relay (8$) 1
4 In%ication &s 1'
! u *ontactor 1'
$
+
8
9
1'
Total
Generator PLC Panel
Sl no. Item Qty
1 ,nit *ontroller 1
2 nnunciator 1
" -acia !
4 ooter 1
! In%ication &s 1'
$ u *ontactor 1'
+
8
91'
Total
Generator Excitation Panel
Sl no. Item Qty
1 nnunciator 1
2 -acia !
" ooter 1
4 ,nitrol 1! u Relays 14
$ In%ication &s 1
+ u *ontactor 4
8
9
1'
Total
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Generator Synchronisation Panel
Sl no. Item Qty
1 */ec0 sync/ronisation Relay (SE 11) 1
2 sync/ronisation Relay ( 11) 1
" In%ication &s 4
4 u *ontactor 1'
! uto sync/ronisation Relay (S3#1') (24*) 1
$ Si5nal splitter mo%ules 4
+ Electronic car%s 2
8
9
1'
Total
Generator Braking Panel
Sl no. Item Qty
1 In%ication &s 4
2 u *ontactor 1'
"
4
!
$
+
8
91'
Total
NGT Panel
Sl no. Item Qty
1 In%ication &s 4
2 u *ontactor 1
"
4!
$
+
8
9
1'
Total
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Turbine Governer Panel
Sl no. Item Qty
1 nnunciator 1
2 -acia !
" ooter 1
4 In%ication &s 1'
! u *ontactor 1'
$
+
8
9
1'
Total
Transformer Protection Panel
Sl no. Item Qty
1 Transformer protection Relay (GE SR+4!) 1
2 Resticte% eart/ fault protection Relay ($4) 1
" oer current relay (!'6!1) 1
4 & oer current relay (!'6!1) 1
! #ulti -unction #eter 1
$ Trip circuit superision Relay (9!) 4
+ #aster Trip Relay (8$) 2
8 In%ication &s 1'
9 u *ontactor 1'1'
Total
Transformer PLC Panel
Sl no. Item Qty
1 T-R *ontroller 1
2 nnunciator 1
" -acia !
4 ooter 1! u Relays 1'
$ In%ication &s 1'
+
8
9
1'
Total
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11k S!itchgear Panels
Sl no. Item Qty
1 110 S7itc/5ear 3anels 4
2
"
4
!
$
+
8
9
1'
Total
LT"C Panel
Sl no. Item Qty
1 umerical Relays 2
2
"
4
!
$
+
8
91'
Total
S!itchgear #$eration
Sl no. Item Qty
1 T-R *ircuit rea0er trip coil (11'0) 2
2 Generator:1 *ircuit rea0er trip coil (110) 2
" Generator:2 *ircuit rea0er trip coil (110) 2
4 T-R *ircuit rea0er trip coil (110) 2!
$
+
8
9
1'
Total
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%nverter System Loa&s
Sl no. Item Qty
1 Small li5/tin5 istri;ution oa% 1
2 *ommunication &oa% 1
" ,nit :1 < ,nit :2 con%ition #onitorin5 System 14 #isc 1
!
$
+
8
9
1'
Total
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4! 4!
2.2! 4.!
4 4
2 2'2 2'
'()*
+!' +!'
12 12
$ "'
4 4
2 2'
2 2'
+(,
12 12
$ "'
4 4
4' 4'2 28
2 2
2 8
1-.
Ratin5(=)
Total&oa% (=)
Ratin5(=)
Total&oa% (=)
Ratin5(=)
Total&oa% (=)
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2 2
2 2
2 8
2 2'
1' 1'
2 8
2 4
*.
2 8
2 2'
-+
2 8
2 2
1'
Ratin5(=)
Total&oa% (=)
Ratin5(=)
Total&oa% (=)
Ratin5(=)
Total&oa% (=)
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12 12
$ "'
4 4
2 2'2 2'
'
'
+,
4' 4'
2! 2!
2! 2!
2! 2!
2! 2!
2.2! 9
4 8
2 2'
2 2'
1'/
+!' +!'
12 12
$ "'
4 42 2'
2 2'
+(,
Ratin5(=)
Total&oa% (=)
Ratin5(=)
Total&oa% (=)
Ratin5(=)
Total&oa% (=)
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2$ 1'4
10.
2.2! 4.!
4.!
!'' 1'''
2'' 4''
2'' 4''
2'' 4''
--00
Ratin5(=)
Total&oa% (=)
Ratin5(=)
Total&oa% (=)
Ratin5(=)
Total&oa% (=)
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!'' '.8 0), !'' "+! $2!
2'' '.8 0), 2'' 1!' 2!'
1$'' '.8 0), 1$'' 12'' 2'''1'' '.8 0), 1'' +! 12!
-.00 1+00 (000
Ratin5(=)
*os Φ Sin Φ cite
3o7er (=)Reactie
3o7er (R) pparent3o7er ()
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Loa& Calculation of 110 C &istribution Boar& 2 3nit 2% 4 3nit 2%%
Sl no. E>uipment Qty
1 Generator 3rotection 3anel 2 9".! *
2 Generator 3&* 3anel 2 8"$.' *
" Generator Ecitation 3anel 2 124.' *
4 Generator Sync/ronisation 3anel 1 !4.' *
! Generator rea0in5 3anel 1 28.' *
$ GT 3anel 2 1'.' *
+ Tur;ine Goerner panel 2 8$.' *
8 Transformer 3rotection 3anel 1 19+.' *
9 Transformer 3&* 3anel 1 8"$.' *
1' 110 S7itc/5ear 3anels 1 1'4.' *
11 &T* 3anel 1 4.! *
12 S7itc/5ear ?peration 1 22''.' #
1" Inerter System &oa%s 1 "'''.' *
14 Generator earin5 &u;e oil system 2 1!''.' *
1! Generator Gear o &u;e oil system 2 22''.' *
Total 112+".'
=/ere
* *ontinuous &oa%
* on : *ontinuous &oa%
# #omentary &oa%
Rate% &oa%(=)
Type of&oa%
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1
2
"
4
!
$
+8
9
1'
11
12
1"
14
1!
1$
1+18
19
2'
21
22
2"
24
2!
2$
2+
28
29
"'
"1
"2
""
"4
"!
"$
"+
"8
"9
4'
41
42
4"
44
4!
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4$
4+
48
49
!'
!1
!2!"
!4
!!
!$
!+
!8
!9
$'
$1
$2$"
$4
$!
$$
$+
$8
$9
+'
+1
+2
+"
+4
+!
+$
++
+8
+9
8'
81
82
8"
84
8!
8$
8+
88
89
9'
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91
92
9"
94
9!
9$
9+98
99
1''
1'1
1'2
1'"
1'4
1'!
1'$
1'+1'8
1'9
11'
111
112
11"
114
11!
11$
11+
118
119
12'
121
122
12"
124
12!
12$
12+
128
129
1"'
1"1
1"2
1""
1"4
1"!
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1"$
1"+
1"8
1"9
14'
141
14214"
144
14!
14$
14+
148
149
1!'
1!1
1!21!"
1!4
1!!
1!$
1!+
1!8
1!9
1$'
1$1
1$2
1$"
1$4
1$!
1$$
1$+
1$8
1$9
1+'
1+1
1+2
1+"
1+4
1+!
1+$
1++
1+8
1+9
18'
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181
182
18"
184
18!
18$
18+188
189
19'
191
192
19"
194
19!
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?peration on */ar5er ?peration on attery
-irst 3erio% (':1#in) Secon% 3erio% (1:"'#in) T/ir% 3erio
&oa% () &oa% () &oa%
'.8' 1."$ '.8' 1."$ '.8' 1."$ '.8'
'.8' 12.1$ '.8' 12.1$ '.8' 12.1$ '.8'
'.8' 1.8' '.8' 1.8' '.8' 1.8' '.8'
'.8' '."9 '.8' '."9 '.8' '."9 '.8'
'.8' '.2' '.8' '.2' '.8' '.2' '.8'
'.8' '.1! '.8' '.1! '.8' '.1! '.8'
'.8' 1.2! '.8' 1.2! '.8' 1.2! '.8'
'.8' 1.4" '.8' 1.4" '.8' 1.4" '.8'
'.8' $.'8 '.8' $.'8 '.8' $.'8 '.8'
'.8' '.+$ '.8' '.+$ '.8' '.+$ '.8'
'.8' '.'" '.8' '.'" '.8' '.'" '.8'
'.2! !.'' '.8' 1$.'' '.'' '.'' '.''
'.8' 21.82 '.8' 21.82 '.8' 21.82 '.8'
'.'' '.'' '.8' 21.82 '.8' 21.82 '.''
'.'' '.'' '.8' "2.'' '.8' "2.'' '.''
!2.44 11+.2! 1'1.2!
?perational-actor
?perational-actor
?perational-actor
?perational-actor
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% ("':12'#in) -ourt/ 3erio% (12':"$'#in)
&oa% &oa%
1."$ '.2' '."4
12.1$ '.2' ".'4
1.8' '.2' '.4!
'."9 '.2' '.1'
'.2' '.2' '.'!
'.1! '.2' '.'4
1.2! '.2' '."1
1.4" '.2' '."$
$.'8 '.2' 1.!2
'.+$ '.2' '.19
'.'" '.2' '.'1
'.'' '.'' '.''
21.82 '.2' !.4!
'.'' '.'' '.''
'.'' '.'' '.''
4+.44 11.8$
?perational-actor
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Battery Loa& Cycle etails
Loa& uty Cycle of Battery
uration 021 5in 12(0 5in (021-0 5in 1-02(,0 5in
Cycle "1 "- "( ".
Loa& Current 6"7 11/)-* 101)-* ./).. 11)+,
%.%%
%.%%
4%.%%
;%.%%
8%.%%
$%%.%%
$%.%%
$4%.%%
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%,$ I'-3E A$
$,9% I'3ES A9%,$% I'-3ES A9
$%,9;% I'-3ES A4
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Battery Calculation
Section1 : -irst perio%
1 1@ 11+.2! 1:'@ 11+."' #1@ 1.''
Section2 : -irst t7o perio%s only
1 1@ 11+.2! 1:'@ 11+."' #1@ 1.''
2 2@ 1'1.2! 2:1@ :1$.'' #2@ 29.''
Section" : -irst t/ree perio%s only
1 1@ 11+.2! 1:'@ 11+."' #1@ 1.''
2 2@ 1'1.2! 2:1@ :1$.'' #2@ 29.''
" "@ 4+.44 ":2@ :!".9' #"@ 9'.''
Section4 : -irst four perio%s only
1 1@ 11+.2! 1:'@ 11+."' #1@ 1.''
2 2@ 1'1.2! 2:1@ :1$.'' #2@ 29.''
" "@ 4+.44 ":2@ :!".9' #"@ 9'.''
4 4@ 11.8$ 4:"@ :"!.$' #4@ 24'.''
Ran%om e>uipment loa% only (if nee%e%)
R R@ 2'.' R:'@ 2'.' T@#R@ 1.'
attery ,ncorrecte% siAe Re>uire% @ ma section siAe of section 1 to 4 B Ran%o
attery siAe Re>uire% @ ,ncorrecte% SiAe C Temp correction factor(1.198) C 5i
SELECTE B"TTE89 S%:E 6";7 < 5anufacturer stan&ar& 8ating ailable
(1)3erio%
(2) &oa% (mperes)
(")*/an5es in loa%
(mperes)
(4) urationof perio%
(#inutes)
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Battery Charger Si=ing Calculation
SIIG ?- TTERF *
-loat */ar5er Ratin5
*/ar5er *ontinuous ?peratie &oa% *urrent
-loat c/ar5in5 current of attery @ 2m per
-loat c/ar5er current
=it/ 1'D mar5in re>uire% ratin5 of -loat */ar5er
SELECTE >L#"T C;"8GE8 8"T%NG
-loat *um oost */ar5er Ratin5
Re>uire% oost current ratin5 @ #in 12D of attery *apacity
Re>uire% -loat *um oost current ratin5 @ -loat */ar5er Ratin5Boost */ar5er Ratin5
SELECTE >L#"T C35 B##ST C;"8GE8 8"T%NG
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3os. alue e5. alue
T@#1@ 1.'' '.!' !8.$!
Section 1 !8.$!
T@#1B#2@ "'.'' 1."$ 1!9.!"
T@#2@ 29.'' 1."4 :21.41
Su; total 1!9.!" :21.41
Section 2 Total 1"8.2'
T@#1B#2B#"@ 12'.'' ".'+ "$'.11
T@#2B#"@ 119.'' ".'! :48.8'
T@#"@ 9'.'' 2.48 :1"".$+
Su; total "$'.11 :182.4+
Section " 1++.$4
T@#1B#2B#"B#4@ "$'.'' +."' 8!$.29
T@#2B#"B#4@ "!9.'' +.29 :11$.$4
T@#"B#4@ ""'.'' $.82 :"$+.""
T@#4@ 24'.'' !.1' :181.!$
Su; total 8!$.29 :$$!.!"
Section 4 Total 19'.+$
T@#R@ 1.' '.!' 1'.''
e>uipment loa% @ 2''.8
5 factor (1.2!) C esi5n #ar5in (1!D) @ "4!.+
< (,0)0
(!) Time to en% of section (#inutes)
($)*apacity atT min rate($) amps63os (Rt)
(or) ($) factor (t)
Re>uire% Section SiAe(")6($) @ 3ositie 3lates
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RGER (-&?T < ??ST *RGER)
@ !2.44
@ '.+2
@ !".1$
@ !8.4+2
< ,0 "
@ 4".2
@ 1'".2
< 110 "
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Time(Mins)K-Factors(2V VRLA)
1.85 ECV 1.75 ECV
1 '.! '.4!
29 1."4 1.24
"' 1."$ 1.2$
9' 2.48 2."
119 ".'! 2.81
12' ".'+ 2.82
24' !.1 4.+$
""' $.82 $.2$
"!9 +.29 $.$9
"$' +." $.+
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