Intelligent control method and device for coal pulverizing system under full working condition and wide load

The invention provides an intelligent control method and device for a coal pulverizing system under all working conditions and wide loads, and the method comprises the steps: obtaining the equipment information of each coal mill in the coal pulverizing system, and carrying out the assignment of each coal mill according to the equipment information, so as to obtain the basic score of each coal mill; the method comprises the following steps: respectively collecting the equipment state of each coal mill in a pulverizing system, adjusting the basic score of the corresponding coal mill according to the equipment state to obtain the evaluation score of each coal mill, and carrying out priority ranking on each coal mill according to the evaluation score to obtain the start-stop sequence of the coal mills; and determining the start-stop demand type of the coal mill according to the running state of the coal pulverizing system, and controlling the corresponding coal mill to start or stop according to the start-stop de