Model Predictive Control Method with Constant Switching Frequency to Reduce Common-Mode Voltage for PMSM Drives

Figure 3

Switching state paragraph of the MPC-RCMV: the arrows define the possible changes of the switching states. (a) The 6 VV strategy. (b) The 3 VV strategy. (c) The 4 VV strategy.

(a)

(b)

(c)