The liquid hydrogen fuel storage and supply system comprises an engine circulation unit, the engine circulation unit comprises a first liquid hydrogen storage tank, a first booster pump set, a first heat exchanger, a second heat exchanger, a compressor and a hydrogen fuel engine, and liquid hydrogen in the first liquid hydrogen storage tank is pressurized through the first booster pump set and then enters the first heat exchanger; waste gas which sequentially passes through the second heat exchange side of the first heat exchanger, the second heat exchange side of the second heat exchanger, the first heat exchange side of the first heat exchanger and the first heat exchange side of the second heat exchanger exchanges heat, is heated and gasified, and is compressed by a compressor or directly enters a hydrogen fuel engine; different numbers of first booster pumps can be opened according to the actual requirements of the hydrogen fuel engine, hydrogen is pressurized or directly conveyed into the hydrogen fuel engine, hydrogen with different pressures and flows is controlled to be introduced into the hydrogen fuel engine, sufficient combustion of the hydrogen can be guaranteed, and the hydrogen utilization rate is increased.
本发明提出了一种适用于混合氢动力飞机的液氢燃料储供系统包括发动机循环单元,发动机循环单元包括第一液氢储罐、第一增压泵组、第一换热器、第二换热器、压缩机和氢燃料发动机,第一液氢储罐的液氢经过第一增压泵组增压后,依次经过第一换热器的第二换热侧、第二换热器的第二换热侧与第一换热器的第一换热侧、第二换热器的第一换热侧的废气换热升温气化,并通过压缩机压缩或直接进入至氢燃料发动机内,本发明可以根据氢燃料发动机的实际需求来打开不同数量的第一增压泵以及后续选择对氢气进行增压或直接输送至氢燃料发动机内,控制通入不同压力和流量的氢气至氢燃料发动机中,可以保证氢气的充分燃烧,提高氢气利用率。
Liquid hydrogen fuel storage and supply system suitable for hybrid hydrogen powered aircraft
一种适用于混合氢动力飞机的液氢燃料储供系统
2025-05-06
Patent
Electronic Resource
Chinese
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