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Table 9 Control variable limits (p.u.) for the test cases

From: Impact of the penetration of distributed generation on optimal reactive power dispatch

Limits of voltages and tap-settings (p.u.)
\( {\mathrm{V}}_{\mathrm{g}}^{\mathrm{min}} \) \( {\mathrm{V}}_{\mathrm{g}}^{\mathrm{max}} \) \( {\mathrm{V}}_{\mathrm{PQ}}^{\mathrm{min}} \) \( {\mathrm{V}}_{\mathrm{PQ}}^{\mathrm{max}} \) Tmin Tmax
0.9 1.1 0.94 1.06 0.9 1.1
Limits of the reactive power sources (p.u.)
Bus No. 5 34 37 44 45 46 48
\( {\mathrm{Q}}_{\mathrm{c}}^{\mathrm{min}} \) −0.4 0 −0.25 0 0 0 0
\( {\mathrm{Q}}_{\mathrm{c}}^{\mathrm{max}} \) 0 0.14 0 0.1 0.1 0.1 0.15
Bus No. 74 79 82 83 105 107 110
\( {\mathrm{Q}}_{\mathrm{c}}^{\mathrm{min}} \) 0 0 0 0 0 0 0
\( {\mathrm{Q}}_{\mathrm{c}}^{\mathrm{max}} \) 0.12 0.2 0.2 0.1 0.2 0.06 0.06