Machine tool energy flow matrix modeling method in dynamic thermal environment

The invention discloses a machine tool energy flow matrix modeling method in a dynamic thermal environment. The method comprises the following steps: 1) establishing a machine tool energy flow matrix balance equation in the dynamic thermal environment; and (2) heat energy and mechanical energy of the machine tool and auxiliary equipment in the working state are obtained and input into the machine tool energy flow matrix balance equation, and electric energy input by the machine tool is obtained. According to the method, the multi-energy coupling characteristics of the machine tool are analyzed and modeled, the energy use condition of the machine tool in the dynamic thermal environment can be evaluated, the system configuration and energy distribution of the machine tool are optimized, and the energy efficiency of the machine tool is improved. 本发明公开一种动态热环境下的机床能量流矩阵建模方法，步骤包括：1)建立动态热环境下的机床能量流矩阵平衡方程；2)获取机床及辅助设备工作状态下的热能和机械能，并输入到机床能量流矩阵平衡方程中，求得机床输入的电能。本发明对机床的多能量耦合特性进行分析和建模，有助于评估机床态动热环境下的能量使用情况，优化机床系统配置及能量分配，提高机床能效。