Annual installed capacity of household energy storage

Dec 05 2022
With the proposal of the "double carbon" goal and the successive introduction of relevant supporting policies, the installed capacity of new energy power generation has grown rapidly. The demand for household solar battery storage, especially large capacity independent energy storage, in the new power system dominated by new energy has an obvious growth trend. It is expected that the installed capacity of independent energy storage is expected to reach 7.2GW in the next five years. The white paper on independent home solar battery storage business Model jointly written by Huaneng Tiancheng Financial Leasing Co., Ltd., which focuses on clean energy power investment in China, and Zhongguancun Energy Storage Industry Technology Alliance, analyzed the development status of independent energy storage at home and abroad, investigated and summarized the development model of independent energy storage in typical regions, discussed the independent energy storage business model, proposed market mechanisms and policy recommendations, and looked forward to the development trend of independent energy storage in the future, Provide decision-making suggestions and layout reference for investors to invest in independent energy storage projects. The independent energy storage unit has large scale, high regulation efficiency, and can meet the demand of power grid for large command regulation; With clear investors and clear property rights, it is easy to stimulate the investment vitality of many capitals. In recent two years, it has been supported by policies and favored by owners, showing a rapid outbreak trend. By the end of 2021, the cumulative installed capacity of China's independent energy storage projects that have been put into operation is 1295MW, an increase of 195% over the end of 2021, of which the cumulative installed capacity of electrochemical energy storage is 1135MW, accounting for 87.64% in the independent energy storage market. The independent 10kw 48v battery energy storage projects that have been put into operation are mainly distributed in 8 provinces, including Shandong, Hunan, Hebei, Qinghai, Gansu, Fujian, Jiangsu and Henan. Among them, the cumulative installed capacity of Shandong, Hunan and Jiangsu has exceeded 100 MW. From the perspective of application scenarios, the cumulative installed capacity of independent energy storage projects on the grid side is the largest, 1120MW, accounting for 86.49% of the installed capacity of independent energy storage projects that have been put into operation; The rest are on the power side, with an installed capacity of 175MW, accounting for 13.51% of the total. In terms of technology distribution, china deep cycle lithium battery 48v account for an absolute proportion, especially in power side projects where 100% of lithium ion batteries are used, while grid side projects account for 86.3%
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