Type

Measurement vector

Active power flow

p(1-5), p(4-5), p(4-9), p(6-11), p(6-12), p(7-8), p(7-9), p(9-10) , p(13-14)

Reactive power flow

q(1-5), q(4-5), q(4-9), q(6-11), q(6-12), q(7-8), q(7-9), q(9-10), q(13-14)

Active and Reactive power injection

P₁, P₃, P₆, P₁₀, P_12. Q₁, Q₃ , Q₆, Q₁₀, Q₁₂

Voltages magnitude

V₁, V₃, V₈, V₁₁, V₁₂, V_14.