Transformer basics, construction (very detailed) and aplicationFull description
dg sizingFull description
SWITCHBOARD - IMCC1 415V Brd SWR3 RUNNING SL. NO EQUIPMENT NO.
DESCRIPTION
QTY.
OPERATION MODE R/S
RATED WORKING STAND BY POWER (KW)
LOAD FACTOR
CONSUMED POWER ( KW )
EFFICIENCY
POWER FACTOR COS ø
TAN ø
STAND BY
KW
kVAr
1
PU-1
1st EFFECT CIRCULATION PUMP
1
R
75
1
0
0.84
63.0
0.95
0.9
0.48
66.32
32.12
2
PU-2
3rd EFFECT CIRCULATION PUMP
1
R
75
1
0
0.84
63.0
0.95
0.9
0.48
66.32
32.12
3
PU-3
5th EFFECT CIRCULATION PUMP
1
R
90
1
0
0.82
73.8
0.95
0.9
0.48
77.68
37.62
4
PU-4
2nd EFFECT TRANSFER PUMP
1
R
45
1
0
0.73
32.9
0.94
0.89
0.51
34.95
17.90
5
PU-5
4th EFFECT TRANSFER PUMP
1
R
45
1
0
0.7
31.5
0.94
0.89
0.51
33.51
17.17
6
PU-6
ACID RETURN PUMP
1
R
18.5
1
0
0.65
12.0
0.92
0.85
0.62
13.07
8.10
7
PU-7
LIVE STEAM CONDENSATE PUMP
1
R
15
1
0
0.72
10.8
0.92
0.85
0.62
11.74
7.28
8
PU-8
LIVE STEAM CONDENSATE PUMP ( STAND BY )
1
S
15
0
1
0.72
10.8
0.92
0.85
0.62
9
PU-9
FEED TANK AGITATOR
1
R
37
1
0
0.73
27.0
0.94
0.89
0.51
28.73
14.72
10
PU-10
SUMP TANK AGITATOR
1
R
5.5
1
0
0.73
4.0
0.94
0.87
0.57
4.27
2.42
11
AC LOAD FOR SUBSTATION
1
R
200
1
0
1
200.0
1.00
0.9
0.48
200.00
96.86
12
EOT CRANE
1
R
22
1
0
0.73
16.1
0.94
0.89
0.51
643.0
544.9
17.09
8.75
553.7
275.1
KW
kVAr
11.74
7.28
11.7
7.3
SWITCHBOARD - IMCC2
RUNNING SL. NO EQUIPMENT NO.
DESCRIPTION
QTY.
OPERATION MODE R/S
RATED WORKI WORKING NG STAND STAND BY POWER (KW)
LOAD FACTOR
CONSUMED POWER ( KW )
EFFICIENCY
POWER FACTOR COS ø
TAN ø
KW
STAND BY
kVAr
1
PU-11
2nd EFFECT CIRCULATION PUMP
1
R
75
1
0
0.84
63.0
0.95
0.9
0.48
66.32
32.12
2
PU-12
4th EFFECT CIRCULATION PUMP
1
R
75
1
0
0.80
60.0
0.95
0.9
0.48
63.16
30.59
3
PU-13
6th EFFECT CIRCULATION PUMP
1
R
110
1
0
0.83
91.3
0.95
0.92
0.43
96.11
40.94
4
PU-14
3rd EFFECT TRANSFER PUMP
1
R
45
1
0
0.76
34.2
0.94
0.89
0.51
36.38
18.64
5
PU-15
5th EFFECT TRANSFER PUMP
1
R
18.5
1
0
0.58
10.7
0.92
0.85
0.62
11.66
7.23
6
PU-16
6th EFFECT TRANSFER PUMP
1
R
15
1
0
0.46
6.9
0.92
0.85
0.62
7.50
4.65
7
PU-17
SUMP PUMP (VERTICLE SUBMERSIBLE)
1
R
75
1
0
0.72
54.0
0.95
0.9
0.48
56.84
27.53
8
PU-18
SUMP TANK AGITATOR
1
R
5.5
1
0
0.73
4.0
0.94
0.87
0.57
4.27
2.42
9
PU-19
PROCESS CONDENSATE PUMP
1
R
45
1
0
0.84
37.8
0.94
0.94
0.36
40.21
14.60
10
PU-20
PROCESS CONDENSATE PUMP(STAND BY)
1
S
45
0
1
0.84
37.8
0.94
0.94
0.36
11
MISC
ELECTRICAL HOIST
1
R
4
1
0
0.73
2.9
0.94
0.87
0.57
3.11
1.76
12
MISC
MOV DB
1
R
25
1
0
1
25.0
0.90
0.8
0.75
27.78
20.83
413.3
201.3
538.0
427.7
KW
kVAr
40.21
14.60
40.2
14.6
SWITCHBOARD - PCC1
RUNNING SL. NO EQUIPMENT NO.
DESCRIPTION
QTY.
OPERATION MODE R/S
RATED WORKING STAND BY POWER (KW)
LOAD FACTOR
CONSUMED POWER ( KW )
EFFICIENCY
POWER FACTOR COS ø
TAN ø
KW
STAND BY
kVAr
KW
kVAr
1
PU-21
HIGH PRESSURE PUMP
1
R
200
1
0
0.78
156.0
0.96
0.89
0.51
162.50
2
PU-22
PRODUCT EXTRACTION PUMP
1
R
160
1
0
0.80
128.0
0.96
0.89
0.51
133.33
68.31
3
PU-23
SPENT LIQUOR FEED PUMP
1
R
200
1
0
0.78
156.0
0.96
0.89
0.51
162.50
83.25
4
DB
AUXILIARY SWITCH BOARD
1
R
75
1
0
1.00
75
0.90
0.8
0.75
83.33
62.5
5
MISC
BATTERY & CAHRGER
1
R
15
1
0
1
15.0
0.90
0.80
0.75
16.67
12.50
6
IMCC1
1
643.0
544.9
553.67
275.07
11.74
7.28
7
IMCC2
1
538.0
427.7
413.34
201.30
40.21
14.60
1831.0
1502.5
1525.3
786.2
52.0
21.9
∑ Pc
∑ Qc
∑ Ps
∑ Qs
REQUIRED TRANSFORMER RATING IN KVA Total Active Power (Continuous)
∑ Pc
=
1525.3
kW
R:
Running
Total Active Power (Standby )
∑ Ps
=
52.0
kW
S:
Stand By
Total Reactive Power (Continuous)
∑ Qc
=
786.2
KVAr
Total Reactive Power (Standby )
∑ Qs
=
21.9
KVAr
Maximum Demand Active Power
=
x * ∑ Pc + y * ∑ Ps
Where x =
=
Where y =
=
1.00 0.10
Maximum Demand Active Power
=
1530.54
Maximum Demand Reactive Power
=
x * ∑ Qc + y * ∑ Qs
Where x =
=
Where y =
=
0.10
=
788.37
Maximum Demand Reactive Power
Max Demand in KVA
Considering 15% design margin Total KVA Required Transformer rating (selected)
=
kW
1.00
KVAr
√ ( Kw)² + ( kVAr)²
=
1721.6
KVA
=
258
KVA
=
1979.9
KVA
=
2000
KVA
Two transformers of 2 MVA shall be considered ( one from each 6.6 KV feeder) The PCC shall be designed for 3200 A rating PCC shall have two incomers of 3200 Amp Breaker s with Bus C and Bus D ( one from each transformer ) and coupled with a Bus Coupler PCC shall further split into two IMCCs ( each with 1600 Amp rating)
