文丘里管低温空化实验研究进展

丁坤英 ,  吴佳汶 ,  陈媛媛

科学技术与工程 ›› 2025, Vol. 25 ›› Issue (34) :14517-14527

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科学技术与工程 ›› 2025, Vol. 25 ›› Issue (34) :14517-14527 DOI: 10.12404/j.issn.1671-1815.2501024
航空、航天

文丘里管低温空化实验研究进展

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Review on Cryogenic Cavitation Experiments of Venturi Tubes

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摘要

推进氢燃料客机的研发与应用,是民航业迈向绿色可持续发展的关键战略方向,亦是应对全球气候变暖挑战、实现碳中和目标的重要举措。相较高压氢气,低温液氢有望作为未来大型氢燃料客机的主导燃料。与航空煤油相比,液氢在输运过程中易发生空化现象,尤其在文丘里管的应用场景中,空化所引发的潜在风险更为显著,严重影响航空安全。梳理了中外文丘里管低温空化的实验研究进展,总结了低温液体在文丘里管发生空化时的空泡形态、空化成因、空泡区演变过程和流动模式等典型实验研究成果,并对未来的研究方向和发展趋势进行展望,为未来氢燃料客机低温液氢输运系统的设计和安全可靠运行提供理论依据。

Abstract

The advancement of hydrogen-fueled aircraft R&D and application is recognized as a pivotal strategy for the civil aviation industry to achieve green sustainable development, as well as a critical measure to address global climate warming and carbon neutrality goals. Compared with high-pressure hydrogen, cryogenic LH2(liquid hydrogen) is anticipated to dominate as the primary fuel for future large-scale hydrogen-powered aircraft. In contrast to aviation kerosene, LH2 is prone to cavitation during transportation, particularly in Venturi tube applications where cavitation-induced potential risks become significantly pronounced, severely compromising aviation safety. A systematic review was conducted on the experimental research progress regarding cryogenic cavitation in Venturi tubes, focusing on key findings such as bubble morphology, cavitation mechanisms, evolution processes of cavitation zones, and flow patterns in liquid hydrogen environments. Furthermore, future research directions and development trends were prospected, providing theoretical foundations for the design and safe operation of LH2 transportation systems in hydrogen-fueled aircraft.

关键词

氢燃料客机 / 低温空化 / 文丘里管 / 实验研究

Key words

hydrogen-powered aircraft / cryogenic cavitation / Venturitube / experimental study

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丁坤英, 吴佳汶, 陈媛媛. 文丘里管低温空化实验研究进展[J]. 科学技术与工程, 2025, 25(34): 14517-14527 DOI:10.12404/j.issn.1671-1815.2501024
DING Kun-ying, WU Jia-wen, CHEN Yuan-yuan. Review on Cryogenic Cavitation Experiments of Venturi Tubes[J]. Science Technology and Engineering, 2025, 25(34): 14517-14527 DOI:10.12404/j.issn.1671-1815.2501024

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国家自然科学基金(52404067)

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