今年全球储能电池出货量预计超650GWh，超级电容储能方式浮出水面

Group 1 - The global energy storage battery shipment is expected to exceed 650 GWh by 2025, with a year-on-year growth of over 80%, while China's energy storage system shipments are projected to surpass 320 GWh, also with a growth of over 80% [2] - Various energy storage methods, including lithium-ion capacitors, compressed air storage, and high-temperature molten salt storage, are gaining market attention due to their unique advantages [2] - Lithium-ion capacitors are highlighted for their high safety, long lifespan, wide temperature range, high power density, and ultra-high cycle count, making them suitable for various applications [2][3] Group 2 - Supercapacitors can achieve over one million charge and discharge cycles, with a working temperature range of -40°C to 65°C, and are compared to short-distance runners for their instantaneous power capabilities [4] - The combination of lithium capacitors and lithium batteries allows for optimized performance, with lithium capacitors effectively stabilizing voltage and frequency fluctuations in power systems and supporting AI server power supply [4] - The domestic supercapacitor market is still in its early stages, with leading global players like Musashi Energy and Maxwell dominating the high-end market, while Chinese companies are working to improve technology and market scale [5] Group 3 - Lithium capacitor companies are currently in small-batch production, with plans to expand production capacity to 4.5 million units by 2027 and 7 million units by 2028 [5] - New energy storage technologies are emerging, such as all-vanadium flow batteries known for safety and long-duration storage, and compressed air storage which is not limited by geographical conditions [5][6] - The all-vanadium flow battery is considered safe due to its liquid state and lack of phase change reactions, while the liquid air storage technology offers safety, large capacity, and long lifespan [6]