颗粒流体池沸腾汽泡动力学实验设计与教学应用

Design and Teaching Application of Bubble Dynamics Experiment in Pool Boiling Heat transfer with Particle-Laden Fluid

  • 摘要: 为提升新能源汽车工程专业热流基础课程的基础教学实验和实践教学质量,深化学生对颗粒流体沸腾换热汽泡动力学的理论认知,搭建了一种颗粒流体池沸腾换热汽泡动力学的可视化实验装置,设计了颗粒对沸腾汽泡动力学影响与颗粒流体沸腾换热性能测试的系列研究型实验。实验结果证实了该装置的科学性和合理性,能够清晰地观测到汽泡与颗粒间的相互作用行为,并精确测量沸腾换热性能。这对学生深入理解颗粒流体沸腾换热现象,提升学生的实际操作能力和科学研究素养具有重要意义。

     

    Abstract: To enhance the quality of basic teaching experiments and practical teaching in the heat transfer fundamental course of new energy vehicle engineering, deepen students’ theoretical understanding of the dynamics of particle-fluid boiling heat transfer bubbles, a visualization experimental device of particle-fluid pool boiling heat transfer bubble dynamics was constructed. A series of experimental studies were designed to investigate the influence of particles on bubble dynamics and the heat transfer performance of particle-laden fluid. The experimental results confirm the scientific and rationality of the device, enabling clear observation of the interactions between bubbles and particles, and accurate measurement of boiling heat transfer performance. This is of great significance for students to deepen their understanding of boiling heat transfer phenomena with particle-laden fluid, enhance their practical operation abilities, and scientific research literacy.

     

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