Feasibility study report on energy storage of chinese network companies

Why is energy storage a key issue in China's power system?

Author to whom correspondence should be addressed. The construction and development of energy storage are crucial areas in the reform of China’s power system. However, one of the key issues hindering energy storage investments is the ambiguity of revenue sources and the inaccurate estimation of returns.

Does China's policy uncertainty affect energy storage technology investment?

Meanwhile, China's policy uncertainty in energy storage technology investment presents as a valuable case study for other countries. Furthermore, the findings of this study are particularly helpful for energy storage investors and policymakers, not only in China but also in other countries.

Does China use energy storage technology?

In recent years, the global power sector has witnessed rapid development in energy storage technologies, with energy storage being widely applied across multiple aspects of the power system . Currently, China primarily employs energy storage technology to ensure equilibrium and growth in the electric power industry.

What are the challenges facing energy storage technology investment in China?

Despite the Chinese government's introduction of a range of policies to motivate energy storage technology investment, the investment in this field in China still faces a multitude of challenges . The most critical challenge among them is the high level of policy uncertainty.

What were the revenue sources for energy storage devices in China?

Before the auxiliary service market for power in China was established, the revenue sources for energy storage devices were primarily twofold: arbitrage activities involving charging during off-peak hours and discharging during peak hours, as well as subsidies provided by the government to support the development of energy storage .

Does the energy storage revenue assessment model work in China?

Compared to the existing literature, the energy storage revenue assessment model constructed in this paper encompasses the majority of revenue sources related to energy storage in the current Chinese power market, providing a comprehensive statistical comparison of indicators.