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Table 3 Voltage magnitude and angles at all buses for λ = 1.2

From: An efficient load flow solution for distribution system with addition of distributed generation using improved harmony search algorithms

Bus no.

Loading parameter, λ = 1.2

NR method

BW/FW method

IHS

Voltage (p.u.)

Angle (°)

1

Fail to converge

Fail to converge

1

0

2

0.967781

− 0.94564

3

0.93449

− 2.71773

4

0.846154

− 4.19262

5

0.802271

− 4.22604

6

0.739873

− 5.92729

7

0.73087

− 6.6823

8

0.729613

− 7.92762

9

0.738315

− 9.9422

10

0.742732

− 11.3067