Multi-energy system and CCUS collaborative planning method based on Nash game

The invention provides a multi-energy system and CCUS collaborative planning method based on Nash game, and the method comprises the steps: building a CCUS-containing multi-energy system, and building an accurate mathematical model of each part of the system corresponding to a system framework, comprising a power transmission network model, a natural gas network model, an energy hub model, a CCUS process model and a CCUS source-sink matching model, a multi-energy system and CCUS collaborative planning model is established on the basis of the Nash game in combination with precise mathematical models of all parts of the system, and an optimal cooperation scheme of system joint investment operation and cost sharing is obtained; the system has the beneficial effects that the advantages of the multi-energy system and the CCUS technology are combined, the advantages of energy conservation and emission reduction of the energy hub and the CCUS technology are fully played, and the low-carbon property and economical ef