再入飞行力热环境预测与试验技术研究进展

总结了近5年来再入飞行力热环境预测与试验技术的研究进展。针对高速绕流流场引起的宽频声振环境和瞬态热环境,调研了国内外在上述环境的数值模拟预测、等效模拟试验和试验观测方面的最新研究情况和目前仍面临的难点问题。重点介绍了中物院总体所围绕再入飞行力热环境预测与试验方面开展的研究工作和已取得的部分研究成果。提出了后续研究方向和建议。再入飞行力热环境数值模拟预测技术和等效模拟试验技术在飞行器的设计、验证方面将发挥更加重要的作用,朝着再现实际飞行力热环境的终极目标继续迈进。

Recent Development of Re-entry Aero-thermal-dynamic Environmental Prediction and Test Technology

Development of re-entry aero-thermal-dynamic environmental prediction and test technology in recent five years was summarized. The wideband acoustic-vibrational environment and the transient thermal environment caused by high velocity flow around flight vehicle were focused. The newly numerical simulation and prediction methods, equivalent simulate test methods and experiment researches were investigated. Challenges and unsolved problems were discussed. The recent works and achievements conducted by ISE were introduced. The future works were suggested. Re-entry aero-thermal-dynamic environmental prediction and test technologies are critical to flight vehicle design and qualification, and will contribute to the realization of real flight aero-thermal-dynamic environments.