High-robustness numerical calculation method for turbine blade porous medium liquid-gas phase change sweating cooling

• Main Authors: LIU YIMING, WANG LONGFEI, MAO JUNKUI, LIU XINZI, LYU CHENGLIANG, LI MINQI, LI ZIQIANG, ZHANG DEWEI
• Format: Patent
• Language: Chinese; English
• Published: 25.06.2024
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; PHYSICS

The invention discloses a high-robustness numerical calculation method for turbine blade porous medium liquid-gas phase change sweating cooling. The method comprises the steps of model construction, medium attribute setting, multiphase flow setting, porous medium domain setting, calculation configuration, control parameter setting and boundary and monitoring configuration. The simulation conditions are combined and optimized, so that the problem of non-convergence in the simulation process is solved, and the stability and accuracy of simulation are improved. By deeply exploring and understanding the sweating and cooling mechanism in the porous medium, a solid theoretical and technical foundation is laid for industrial practice and application of the porous medium phase change sweating and cooling technology, and innovative design thoughts and solutions are brought to related fields. 本发明公开了一种涡轮叶片多孔介质液-气相变发汗冷却的高鲁棒性数值计算方法，包括模型构建、介质属性设置、多相流设置、多孔介质域设置、计算配置、控制参数设置、边界和监控配置。通过对仿真条件进行组合优化设置，解决了模拟过程中的不收敛问题，且提高了仿真的稳定性和准