This paper presents a tri-level stochastic coordinated transmission and distribution system expansion (CTDS) planning considering the deployment of energy hubs (EHs) across systems (DSs). The first level proposed optimization approach deals with (TEP), while second develops (DEP). Market clearing is done in third to update locational marginal prices (LMPs) for different operators (DSOs). EHs in...

This paper presents a method for coordinated network expansion planning (CNEP) in which the difference between total cost and flexibility benefit is minimized. In proposed method, generation (GEP) of wind farms with transmission (TEP) problem by using energy storage systems (ESSs) to improve flexibility. To consider impact reactive power CNEP problem, AC flow model used. The constraints include...

With the increasing integration of HVDC tie-lines, regional power systems in both energy-exporting area and energy-importing have been gradually evolving into “strong DC, weak AC” systems. In this paper, a multi-period transmission expansion planning optimization model is proposed for an grid with hybrid AC/DC interface. While existing literature has not considered dynamic security problem TEP,...

Optimization models for expansion planning of power systems aim to determine capacities, investment timing, and location satisfy the demands while minimizing total cost. The have become complex in recent years reflect both regulations on conventional energy sources increasing penetration renewable (RES). This paper reviews basic concepts optimization systems. We first explain definition feature...