Table 2 Specification of the PSO algorithm.

From: Low-voltage ride-through capability in a DFIG using FO-PID and RCO techniques under symmetrical and asymmetrical faults

Parameter

Variable

Set-value

Particle number

P

55

Iterations

N

250

Cognition learning rate

\(\Gamma_{1}\)

1.2

Social learning rate

\(\Gamma_{2}\)

1.2

Min and Max inertia weight

w

0.4–0.7

Random numbers

\(r_{1} { }r_{2}\)

[0,1]

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