Optimal Reactive Power Planning Based on Quadratic Programming Function of MATLAB Optimization Toolbox - Intelligent Computing for Sustainable Energy and Environment - page 320

The results of the compensation capacities of the reactive power compensation
points are shown as following Table 1.

Table 1. Reactive Power Compensation Capacities

Node
Number

Compensation Capacities of
Reactive Device Mvar

3 10.3776

5 14.4522

7 6.5662

9 5.3522

10 7.6382

11 7.4143

13 8.8902

15 9.3802

16 4.5822

17 6.1843

19 15.8703

20 15.5853

22 4.1690

23 4.9553

24 3.7553

The results of comparison between the voltages of nodes before the reactive
compensation and the voltage of nodes after the reactive compensation are shown as
following in Table 2.

Table 2. Results of Voltage Optimization

Node Voltage before
Reactive Power
Compensation

Node Voltage after
Reactive Power
Compensation

Node Number

3 0.9445 0.9876

5 0.9245 0.9795

7 0.9598 0.9884

9 0.9626 0.9828

10 0.9542 0.9824

12 0.9467 0.9783

14 0.9551 0.9864

15 0.9671 0.9829

16 0.9602 0.9806

18 0.9096 0.9741

19 0.9094 0.9728

21 0.9604 0.9770

22 0.9564 0.9761

23 0.9609 0.9760

24 0.9480 0.9754

The compensation effect of distribution power network is shown in Table 3.