5. Detailed Algorithm Notes

• 5.1. Field-oriented Current Control
  • 5.1.1. Introduction
  • 5.1.2. Overmodulation
  • 5.1.3. DC link compensation
  • 5.1.4. Current loop tuning
• 5.2. Startup
  • 5.2.1. Overview
  • 5.2.2. Startup sequence and common elements
  • 5.2.3. Classic startup (current decay)
  • 5.2.4. Weathervane startup
  • 5.2.5. Active damping
  • 5.2.6. Slow and fast acceleration
• 5.3. Position and Velocity Estimation
  • 5.3.1. AN1292 Phase-locked Loop (PLL)
  • 5.3.2. Quadrature encoder support
  • 5.3.3. Angle-tracking Phase-locked Loop (ATPLL)
  • 5.3.4. Overview
  • 5.3.5. Comparative analysis
• 5.4. Flux control
  • 5.4.1. Flux weakening
  • 5.4.2. Maximum Torque Per Ampere (MTPA)
  • 5.4.3. D-axis current reference generation
  • 5.4.4. Overview
  • 5.4.5. Flow chart and details
• 5.5. Dead-time Compensation
  • 5.5.1. Overview
  • 5.5.2. Definition and origin of dead time
  • 5.5.3. Dead-time distortion
  • 5.5.4. Practical effects of dead-time distortion
  • 5.5.5. Dead-time compensation
  • 5.5.6. References