Coordinated active-reactive power optimization considering photovoltaic abandon based on second order cone...

Area of Science:

• Electrical Engineering
• Power Systems Analysis
• Optimization Theory

Background:

• Active distribution networks with photovoltaic (PV) integration face economic challenges.
• Unsold PV power and network transmission losses incur significant economic losses.
• Optimal operation is crucial for economic viability and efficient energy utilization.

Purpose of the Study:

• To develop a comprehensive model for minimizing economic losses in distribution systems with PVs.
• To address economic impacts of network losses and PV curtailment.
• To optimize the economic operation of active distribution networks.

Main Methods:

• Utilized the DistFlow equation for power flow analysis.
• Employed mixed integer second order cone programming (MISOCP) for optimization.
• Transformed a non-convex problem into a solvable convex optimization problem.

Main Results:

• Successfully minimized economic losses in modified IEEE 33 and IEEE 69 distribution networks.
• Achieved optimized voltage levels and efficient power flow.
• Demonstrated a coordinated optimization approach for economic benefits.

Conclusions:

• The proposed method effectively reduces economic losses in PV-integrated distribution networks.
• MISOCP provides an efficient and accurate solution for complex optimization problems.
• Coordinated power flow optimization enhances the economic operation of active distribution systems.