Can underground space energy storage technology be used in abandoned coal mines?
The underground space resources of abandoned coal mines in China are quite abundant, and the research and development of underground space energy storage technology in coal mines have many benefits.
Can pumped storage be used in abandoned mines?
Many countries in the world have already begun to study the pumped storage of underground reservoirs in abandoned mines. For example, in 2011, the Niedersachsen State Energy Research Institute in Germany planned to use the Grund abandoned gold mine roadway in Upper Harz region to build an all-underground pumped storage power station [ 62 ].
Can abandoned mines be turned into energy storage?
Turning abandoned mines into energy storage is one example of many solutions that exist around us, and we only need to change the way we deploy them,” concludes Behnam Zakeri, study coauthor and a researcher in the IIASA Energy, Climate, and Environment Program.
What are the limiting factors for underground pumped storage power stations?
Influenced by factors such as mine topology, stress distribution of surrounding rock and hydrogeological conditions, different abandoned mines have different limiting factors for the construction of underground pumped storage power stations. Table 3. Basic information about some of the world's pumped storage power plants [ 61 ].
Is a coal mine a suitable place for energy storage?
As a kind of abandoned mine, the coal mine has gradually developed into a more suitable place for energy storage.
How to ensure safe operation of coal mine energy storage facilities?
(1) Establish strict environmental protection standards and emission limits to ensure that coal mine energy storage facilities do not have a negative impact on the environment. (2) Establish a safety supervision mechanism to ensure the safe operation of coal mine energy storage facilities, and formulate necessary safety standards and norms.
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