Microcontroller-Based Direct Torque Control Servodrive

Figure 4

DTC servodrive prototype including (a) the three-phase rectifier bridge, (b) capacitor filters, (c) the IGBT power module, (d) the inductive current sensors, (e) the IGBT gate drivers, (f) the signal conditioning modules, (g) the ESP32 microcontroller, and (h) the DC power supply for low-power integrated circuits.