| 摘要 |
The invention relates to a storage power plant, comprising the following features or components: - a cylindrical shaft with a vertical longitudinal axis, set up on open terrain; - a piston, which is enclosed coaxially in relation to the shaft while leaving an annular space from the inner wall of the shaft; - an annular seal that encloses the piston is provided in the annular space; - the length of the shaft is greater than the length of the piston; - a conducting connection is provided between the upper end face and the lower end face of the piston; - an inlet opening is provided for introducing medium into the lower storage space between the lower end face of the piston and the bottom of the shaft, and an outlet opening is provided for letting out pressurized medium from the lower storage space. |
