Method and device for predicting annual-scale electrical load of expressway

The invention discloses a highway annual-scale electrical load prediction method and device, and the method comprises the steps: obtaining the electrical load characteristics of a general electrical facility, and generating a highway general electrical load based on the electrical load characteristics of the general electrical facility; obtaining the total amount of the electric vehicles and the driving characteristics of the electric vehicles, and determining the electric loads of the electric vehicles on the highway based on the total amount of the electric vehicles and the driving characteristics of the electric vehicles; constructing an intra-day load prediction model based on the general power utilization load of the expressway and the power utilization load of the electric vehicle on the expressway; obtaining environmental influence factor data, superposing the environmental influence factor data into the intra-day load prediction model, and determining an intra-year load prediction ...