Spatial site selection analysis method and device for sewage treatment station

The invention discloses a sewage treatment station space site selection method and device, and the method comprises the steps: dividing the selectable range of a construction land into a plurality of space units, and carrying out the site selection according to a site selection analysis evaluation system comprising various factors related to site selection analysis, carrying out weight calculation on each factor by using analytic hierarchy process software in a group decision expert data aggregation manner to form a factor weight matrix, the factors including conditional factors and dynamic correction evaluation factors; calling factor data corresponding to the factors from the basic geographic information spatial database, and carrying out standardization processing on the factor data; and substituting the standardized factor data and the factor weight matrix into a site selection analysis formula to obtain the suitability index of the sewage treatment station arranged in each space unit. According to the me