SPEED CONTROL BY CHANGING THE LINE VOLTAGE
Since the torque developed by the induction motor is proportional to the square of the applied voltage, the speed of the motor can be controlled within a limited range by varying the line voltage as shown in Fig. 7.2.
Related posts:
Motor Calculations part7
Measurement:The VU and the Volume Indicator Instrument
Engine Piston System part8
Engine Piston System part3
Objective tests on induction motor:
MAINTENANCE OF MOTORS:APPLICATION DATA
Components:Building Block Components
ELECTRONIC CIRCUITS AND DIGITAL:DATA CONVERSION
Thyristors:Bidirectional trigger diodes
MECHANICAL TESTS:Stator Windings Tightness Check
LOSSES AND EFFICIENCY OF DC MACHINES
FUSES:ELECTRICAL SYSTEM PROTECTION CONSIDERATIONS
3.4. ELECTRICAL CONDUCTORS
Cables and Cable Termination:Use of Hand Tools