Progress of the zhongmin pumped storage project

Are pumped storage power plants a problem in China?

To address the problem of unstable large-scale supply of China's renewable energy, the proposal and accelerated growth of new power systems has promoted the construction and development of pumped storage power plants (PSPPs), and the site selection of conventional PSPPs poses a challenge that needs to be addressed urgently.

Are pumped storage and abandoned mines a good investment in China?

A detailed review of China's latest developments in PSPPs is provided. The combination of pumped storage and abandoned mine demonstrates considerable social and environmental economic benefits. A case study of Panyi mine for developing PSAM in China are presented.

Does China energy investment build underground pumped storage reservoirs?

The China Energy Investment has built underground reservoirs in the goafs of multiple mines in the Shendong mining area , which provides a reference for the construction of all-underground pumped storage reservoirs. The “closed” PASM has very little evaporation and no requirements on the surface area.

What is pumped storage?

2.1. General concept of pumped storage Pumped storage originates from hydro generator technology, and as an energy storage technology, is commonly used as an auxiliary power service, such as peak shaving, frequency and phase regulation, emergency backup, and maintain the stability of the grid.

What is the future of pumped storage?

As stated in the basic forecast scenario of an IRENA outlook report, Electricity Storage and Renewables: Costs and Markets to 2030 , the growth of installed capacity of pumped storage will be approximately 40 % to 50 % by 2030. Some of the current large PSPPs in the world are shown in Table 2. Table 2.

When was pumped storage first used?

The first use of pumped storage was in the Engeweiher PPSP near Schaffhausen, Switzerland, in 1907 , and large-scale development began in the 1950s. At present, the development of PSPPs in the world has gone through four main stages, as shown in Table 1. Table 1. The four development stages of PSPPs in the worldwide.