Table 14 Dynamic responses of the system.

From: A hybrid fuzzy-PIDD² control strategy for coordinated LFC and AVR in renewable-integrated multi-area power systems

Controller

Optim. Algorithm

∆f1

∆f2

Ptie

Vout1

Vout2

MO∆f1

(Hz)

MU∆f1

(Hz)

MO∆f2

(Hz)

MU∆f2

(Hz)

MOP

(p.u)

MUP

(p.u)

MP− V1

(p.u)

Tr−V1

(Sec.)

Ts−V1

(Sec.)

MP− V2

(p.u)

Tr−V2

(Sec.)

Ts−V2

(Sec.)

PID

PSO

1.188

−0.977

0.188

−0.332

0.093

−0.145

0.379

0.543

9.133

0.398

0.430

6.311

PID

GTO

0.695

−1.196

0.350

−1.214

0.054

−0.048

0.465

0.432

11.602

0.364

0.386

5.230

PID

MPA

0.208

−0.445

0.049

−0.146

0.011

−0.059

0.477

0.558

6.601

0.751

0.268

16.110

PIDD²

PSO

0.010

−0.065

0.010

−0.065

0.000

0.000

0.364

0.067

3.703

0.364

0.067

3.703

PIDD²

GTO

0.033

−0.083

0.053

−0.102

0.003

−0.003

0.314

0.200

2.593

0.248

0.171

1.891

PIDD²

MPA

0.014

−0.063

0.013

−0.065

0.001

−0.001

0.444

0.257

4.721

0.434

0.188

3.356

FPIDD²+PIDD²

PSO

0.018

−0.041

0.001

−0.031

0.000

0.000

0.315

0.068

17.796

0.153

0.154

4.311

FPIDD²+PIDD²

GTO

0.003

−0.022

0.001

−0.012

0.000

−0.001

0.179

0.174

1.824

0.191

0.186

1.873

FPIDD²+PIDD²

MPA

0.001

−0.014

0.001

−0.023

0.001

0.000

0.454

0.191

3.263

0.355

0.181

4.112