Full-scenario energy storage planning

What is the current application of energy storage in the power grid?

As can be seen in Table 3, for the power type and application time scale of energy storage, the current application of energy storage in the power grid mainly focuses on power frequency active regulation, especially in rapid frequency regulation, peak shaving and valley filling, and new energy grid-connected operation.

Can energy storage capacity configuration planning be based on peak shaving and emergency frequency regulation?

It is necessary to analyze the planning problem of energy storage from multiple application scenarios, such as peak shaving and emergency frequency regulation. This article proposes an energy storage capacity configuration planning method that considers both peak shaving and emergency frequency regulation scenarios.

What is the upper-level model of energy storage optimization?

In the upper-level model, the optimization objective is to minimize the annual operating cost of the system during the planning period, combined with the constraints of power grid operation to plan the energy storage capacity.

What are the different types of energy storage applications?

The different scenarios for energy storage can generally be categorized into three main categories: grid-side, user-side, and new energy-side applications, which include microgrids. The distinctive value proposition of energy storage in each scenario is highlighted in Figure 3, illustrating the multifaceted nature of energy storage applications.

What is a bi-level energy storage planning model?

In the energy storage planning model, a bi-level planning model that combines planning and operation should be used to consider numerous factors such as new energy output uncertainty, economy, environmental protection, and technology.

What is energy storage equipment?

Energy storage equipment can realize the input and output regulation of electric energy at different time scales, which can effectively improve the operating characteristics of the system and meet the power and energy balance requirements of a smart grid. The application of different energy storage technologies in power systems is also different.