PPT - Single Phase Transformer Electrical Engineering (EE) Notes | EduRev

Electrical Machines

Electrical Engineering (EE) : PPT - Single Phase Transformer Electrical Engineering (EE) Notes | EduRev

 Page 1


Single Phase Transformer
1
Page 2


Single Phase Transformer
1 SISTec-e 2
Coil 1
i
1
(t) i
2
(t)
Coil 2
M
e
1
(t) e
2
(t)
S
1
S
2
i
1
(t)
i
2
(t)
The Transformer
(Primary has N
1 
turns)
(Secondary has N
2 
turns)
V2
Page 3


Single Phase Transformer
1 SISTec-e 2
Coil 1
i
1
(t) i
2
(t)
Coil 2
M
e
1
(t) e
2
(t)
S
1
S
2
i
1
(t)
i
2
(t)
The Transformer
(Primary has N
1 
turns)
(Secondary has N
2 
turns)
V2
SISTec-e 3
Transformer Construction
Left: Windings shown only on one leg
Right: Note the thin laminations
Page 4


Single Phase Transformer
1 SISTec-e 2
Coil 1
i
1
(t) i
2
(t)
Coil 2
M
e
1
(t) e
2
(t)
S
1
S
2
i
1
(t)
i
2
(t)
The Transformer
(Primary has N
1 
turns)
(Secondary has N
2 
turns)
V2
SISTec-e 3
Transformer Construction
Left: Windings shown only on one leg
Right: Note the thin laminations
SISTec-e
4
Transformer Construction
Page 5


Single Phase Transformer
1 SISTec-e 2
Coil 1
i
1
(t) i
2
(t)
Coil 2
M
e
1
(t) e
2
(t)
S
1
S
2
i
1
(t)
i
2
(t)
The Transformer
(Primary has N
1 
turns)
(Secondary has N
2 
turns)
V2
SISTec-e 3
Transformer Construction
Left: Windings shown only on one leg
Right: Note the thin laminations
SISTec-e
4
Transformer Construction
SISTec-e 5
•
The source side is called Primary
 
•
The load side is called Secondary
•
Ideally
1. The resistance of the coils are zero.
2. The relative permeability of the core in infinite.
3. Zero core or iron loss.
4. Zero leakage flux
The Transformer
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