Mathematical modeling of hydraulic mining from placer deposits of minerals

Purpose. To analyze the process of hydraulic borehole mining of minerals. To define the main problems of hydraulic borehole mining. To create a mathematical model that will describe the process of hydraulic borehole mining of minerals. Methods. The process of hydraulic borehole mining of minerals as the object of automation was analyzed. The mathematical dependences describing the stages of minerals jetting process and lifting them to the surface are obtained. Findings. The main problems of hydraulic borehole mining and its basic processes are defined. The mathematical algorithm for the simulation of hydraulic borehole mining was identified. The basic indicators of jetting jetting were defined. The mathematical dependences describing the process of hydraulic borehole mining of minerals are obtained. Originality. Scientific novelty consists in analyzing the process of hydraulic borehole mining, defining the main problems of hydraulic borehole mining and developing a mathematical model describing its process. Practical implications. Creation of the mathematical model that allows to calculate and select equipment for implementation of hydraulic borehole mining.