Numerical simulation system for the working process of a gasoline engine

The invention discloses a numerical simulation system for the working process of a gasoline engine. Specifically, the invention relates to the field of simulation systems, the system comprises a system main program, wherein the system main program comprises a compression main unit, a combustion main unit, an expansion main unit, an exhaust main unit, an overlapping main unit and an air inlet mainunit; wherein the compression main unit, the combustion main unit, the expansion main unit, the exhaust main unit, the overlapping main unit and the air inlet main unit are connected in sequence; wherein the system main program is connected with a calling subprogram, the system main program is further configured with a worksheet, and the worksheet comprises an hve _ xy table and an hves _ xy table. The system is not limited by forming software, is suitable for different models, is high in universality, can greatly improve the working efficiency, and saves the development time. 本发明公开了一种汽油机工作过程数值模拟系统，具体涉及模拟系统领域，包括系统主程序，