Calculation of RMS Current Load on DC-Link Capacitors for Multiphase Machine Drives under Carrier-Phase Shift Control

Figure 6

MATLAB FFT analysis of dc-link capacitive current under various modulation: (a) M = 1, G = 0°, (b) M = 1, G = 90°, (c) M = 0.5, G = 0°, (d) M = 0.5, G = 90°, (e) M = 0.8, G = 90°, and (f) M = 0.8, G = 90°.

(a)

(b)

(c)

(d)

(e)

(f)