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NEWAGE PRODUCT TRAINING

Npt55 Winding Pitch & Waveform

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Page 1: Npt55 Winding Pitch & Waveform

NEWAGE PRODUCT TRAINING

Page 2: Npt55 Winding Pitch & Waveform

NEWAGE PRODUCT TRAINING

Page 3: Npt55 Winding Pitch & Waveform

NEWAGE PRODUCT TRAINING

MAIN ROTOR(4 POLE)

Main Stator with Full Pitch Winding

SN N

S

SHAFT

MAIN STATOR WINDING( 48 SLOT )

FULL PITCH COILFULL PITCH

= POLE CENTRE (S)TO POLE CENTRE (N)

FOR 48 SLOT STATOR= 48/4 SLOTS= 12 SLOTS

( COIL SPAN 1 - 13)

Page 4: Npt55 Winding Pitch & Waveform

NEWAGE PRODUCT TRAINING

Waveform Harmonics – Full Pitch Winding

FUNDAMENTAL WAVEFORM

THIRD HARMONIC

FIFTH HARMONIC

SEVENTH HARMONIC

RESULTANT WAVEFORM

Page 5: Npt55 Winding Pitch & Waveform

NEWAGE PRODUCT TRAINING

MAIN ROTOR(4 POLE)

Main Stator with 5/6th Pitch Winding

SN N

S

SHAFT

MAIN STATOR WINDING( 48 SLOT )

5/6th PITCH COIL5/6TH PITCH= 5/6TH OF FULL PITCH

FOR 48 SLOT = 5/6th OF 12 SLOTS

= 10 SLOTS ( COIL SPAN 1 - 11)

Full Pitch

Page 6: Npt55 Winding Pitch & Waveform

NEWAGE PRODUCT TRAINING

Waveform Harmonics – 5/6th Pitch Winding

FUNDAMENTAL WAVEFORM

THIRD HARMONIC

FIFTH HARMONIC

SEVENTH HARMONIC

RESULTANT WAVEFORM

Page 7: Npt55 Winding Pitch & Waveform

NEWAGE PRODUCT TRAINING

MAIN ROTOR(4 POLE)

Main Stator with 2/3rds Pitch Winding

SN N

S

SHAFT

MAIN STATOR WINDING( 48 SLOT )

2/3rds PITCH COIL2/3RD PITCH

= 2/3RD OF FULL PITCH

FOR 48 SLOT = 2/3RD OF 12 SLOTS

= 8 SLOTS ( COIL SPAN 1 - 9)

Full Pitch

Page 8: Npt55 Winding Pitch & Waveform

NEWAGE PRODUCT TRAINING

Waveform Harmonics – 2/3rd Pitch Winding

FUNDAMENTAL WAVEFORM

ZERO THIRD HARMONIC

FIFTH HARMONIC

SEVENTH HARMONIC

RESULTANT WAVEFORM

Page 9: Npt55 Winding Pitch & Waveform

NEWAGE PRODUCT TRAINING

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