Energy storage system positioning

Can mobile energy storage systems improve resilience in post-disaster operations?

Distributed energy resources, especially mobile energy storage systems (MESS), play a crucial role in enhancing the resilience of electrical distribution networks. However, research is lacking on pre-positioning of MESS to enhance resilience, efficiency and electrical resource utilization in post-disaster operations.

How to optimize mobile energy storage units?

Optimal sizing and pre-positioning of mobile energy storage units are considered. A decentralized control approach based on a consensus algorithm is developed. Internal uncertainties and external contingencies are considered. A linearized AC optimal power flow capturing network and technical constraints is utilized.

How can mobile energy storage systems be improved?

Establishing a pre-positioning method for mobile energy storage systems. Modeling flexible resources and analyzing their supply capabilities. Coordinating the operation of mobile energy storage systems with other flexible resources. Enhancing the resilience of the distribution network through bi-level optimization.

What role does energy storage play in the future?

As carbon neutrality and cleaner energy transitions advance globally, more of the future's electricity will come from renewable energy sources. The higher the proportion of renewable energy sources, the more prominent the role of energy storage. A 100% PV power supply system is analysed as an example.

Can energy storage improve power network resilience?

This is crucial for the large-scale participation of flexible resources in network resilience enhancement. Previous research has proposed various methods to enhance power network resilience. Energy storage is considered as one of the most effective solutions for enhancing the resilience of electrical power network .

What is the optimization model for emergency pre-positioning of energy storage?

Section 3 establishes a robust optimization model for the emergency pre-positioning of energy storage in active electrical distribution networks. It analyzes the flexibility in supply capacity of the distribution network, which establishes the optimization model and determines the pre-disaster configuration case for MESS.