EE 1351 Solid State Drives UNIT 4 – Synchronous Motor Drives
Open Loop V/F Control
1) Principle
2) Limitation
3) Block Diagram
4) Operation
5) Speed Torque Characteristics
6) Draw backs
7) Applications
Self Control
Principle
Block Diagram
Importance of Rotor Position sensor
Constant Margin angle control
a. Turn off angle γ=β-υ
Constant Power Factor control
Phase shifter
PMSM
D.ELANGOVAN, Lecturer, Department of EEE, SVCE