Pumped storage power station hydraulic oscillation analysis method and system based on complex frequency domain equivalent circuit model and medium

The invention discloses a pumped storage power station hydraulic oscillation analysis method and system based on a complex frequency domain equivalent circuit model and a medium, and the method comprises the steps: preliminarily determining the number of water pipelines and various hydraulic boundary elements contained in a flow channel equivalent circuit model according to the flow channel structure of a pumped storage power station; establishing an equivalent circuit model of the long-distance water conveying pipeline; establishing an equivalent circuit model of each hydraulic boundary in the flow channel; according to a power station flow channel arrangement form, all water conveying pipelines and equivalent circuits corresponding to the hydraulic boundaries between the pipelines are connected, and an equivalent hydraulic impedance complex frequency expression at the upstream or downstream boundary of the pumped storage power station is solved through the series and parallel connection principle in the cir