Table 9 Numerical results of the second test case.

From: Power regulation of variable speed multi rotor wind systems using fuzzy cascaded control

 

Techniques

Ps (W)

Qs (VAR)

SSE

DPC-PI

1470

3000

CFPC-PWM technique

240

1280

Ratios (%)

83.67

57.33

Ripples

DPC-PI

5000

6000

CFPC-PWM technique

3390

3500

Ratios (%)

32.20

41.66

Overshoot

DPC-PI

2730

83.15

CFPC-PWM technique

1600

319.80

Ratios

41.39

−73.99

Response time (ms)

DPC-PI

0.56

0.509

CFPC-PWM technique

0.94

0.178

Ratios

−40.42

65.02