Iterative optimization design method of high-voltage pulse discharge rock breaking system

The invention discloses an iterative optimization design method of a high-voltage pulse discharge rock breaking system, and belongs to the technical field of pulse power. The method comprises the steps that rock breaking requirements are determined, and the types of rocks and liquid media and the drilling diameter are determined; determining volt-second characteristics, and drawing a volt-second curve of the rock and the liquid medium under actual working conditions; crushing electrode electric field optimization: performing iterative optimization on the crushing electrode electric field to enable the crushing electrode electric field distribution to meet rock breaking requirements; and output voltage pulse optimization: carrying out iterative optimization on the design of the driving source, so that the output voltage pulse meets the rock breaking requirement. Starting from the actual rock breaking requirement, the design of the breaking electrode and the design of the driving source are optimized through fi