Brief analysis of compressed air energy storage

What is the performance characteristic of compressed air storage?

The performance characteristic of the compressed air storage is a crucial factor that determines the roundtrip efficiency and energy density of the system. Many researchers have focused on the improvement and extension of A-CAES system, such as tri-generation systems , , hybrid systems with wind , or solar energy.

What is compressed air energy storage (CAES)?

Compressed air energy storage (CAES) is an effective solution for balancing this mismatch and therefore is suitable for use in future electrical systems to achieve a high penetration of renewable energy generation.

What are the benefits of compressed air energy storage systems?

Compressed air energy storage systems enable the integration of renewable energy into future electrical grids. They have excellent storage duration, capacity, and power. However, there has been a significant limit to the adoption rate of CAES due to its reliance on underground formations for storage.

How does compressed air storage affect a-CAES performance?

Besides, the charging and discharging of A-CAES which are connected by a compressed air storage are both dynamic processes. The performance characteristic of the compressed air storage is a crucial factor that determines the roundtrip efficiency and energy density of the system.

Is compressed air energy storage a potential large-scale energy storage technology?

The purchased-equipment costs and parametric sensibility analysis were implemented. Compressed air energy storage is considered to be a potential large-scale energy storage technology because of its merits of low cost and long design life. Coupling with coal-fired power plant is an attractive way for its competitiveness improvement.

How dynamic performance characteristic of compressed air storage affect design capacity?

The dynamic performance characteristic of compressed air storage can affect design capacity of first heat exchanger of expansion train and moreover, reduce roundtrip efficiency and energy density of A-CAES system. 1. Introduction