40 000 tons electromagnetic energy storage material project

Which type of energy storage has the largest installed capacity?

Pumped hydro storage remains the largest installed capacity of energy storage globally. In contrast, electromagnetic energy storage is currently in the experimental stage. It mainly includes supercapacitor energy storage [24, 25] and superconducting energy storage .

Which type of energy storage has the highest percentage of publications?

In terms of percentage of publications, electrochemical energy storage has the highest percentage of publications, while electromagnetic energy storage exceeds chemical energy storage, with a continually increasing percentage of publications. The United States' publication volume in the field of EST is slightly lower than Europe's.

What is superconducting energy storage?

Superconducting energy storage requires the application of high-temperature superconducting materials, which have limitations in terms of material technology. However, they have shown good performance in applications such as power and energy systems, microgrids, and electric vehicle systems .

Which technology types are most focused on energy storage?

In terms of technology types, various economies show the highest level of attention towards electrochemical energy storage, while mechanical energy storage receives the lowest level of attention. Electromagnetic energy storage, thermal energy storage, and chemical energy storage are moderately focused on, with no significant overall differences.

What is mechanical energy storage?

Mechanical energy storage has a relatively early development and mature technology. It mainly includes pumped hydro storage , compressed air energy storage , and flywheel energy storage . Pumped hydro storage remains the largest installed capacity of energy storage globally.

What are the types of energy storage core research institutes?

Table B1. Mechanical energy storage core research institute. Table B2. Electrical energy storage core research institute. Table B3. Thermal energy storage core research institute. Table B4. Chemical energy storage core research institute. In this section, the results of topic modeling were obtained for China, the United States, Japan, and Europe.