The invention relates to the technical field of fuel cells, in particular to an aviation fuel cell system and an aircraft, the aviation fuel cell system comprises an aero-engine, a heat exchange assembly and a power generation assembly; the heat exchange assembly comprises a first heat exchange device arranged on the aero-engine and an air supply device for supplying heat of the first heat exchange device to the oxygen permeation membrane device through air; the power generation assembly comprises an electric pile, a liquid nitrogen heat exchange device, a nitrogen storage device, a hydrogen storage device, an oxygen permeation membrane device and a centrifugal air compressor, wherein the oxygen permeation membrane device and the centrifugal air compressor communicate with each other. The electric pile communicates with the hydrogen storage device and the centrifugal air compressor. The nitrogen storage device is communicated with the centrifugal air compressor through the liquid nitrogen heat exchange device for heat exchange; waste heat generated by the aero-engine is used for heating air through cooperation of the heat exchange device and the air supply device, the working temperature of the oxygen permeation membrane device is reached, oxygen in the air permeates and enters an electric pile, and the centrifugal air compressor is cooled through liquid nitrogen gasification of the nitrogen storage device; and the nitrogen can be used for purging the electric pile.
本发明涉及燃料电池技术领域,具体涉及一种航空燃料电池系统以及航空器,所述航空燃料电池系统包括航空发动机、换热组件以及发电组件;换热组件包括设置在航空发动机上的第一换热装置和将第一换热装置热量通过空气送入到透氧膜装置上的送风装置;发电组件包括电堆、液氮换热装置、储氮装置、储氢装置和连通的透氧膜装置离心空压机,电堆分别与储氢装置、离心空压机连通;储氮装置通过液氮换热装置与离心空压机连通并进行热交换;本发明通过将航空发动机产生的废热通过换热装置配合送风装置对空气进行加热,并达到透氧膜装置工作温度将空气中的氧气进行透过进入电堆,通过储氮装置的液氮气化对离心空压机降温;并且氮气能够对电堆进行吹扫。
Aviation fuel cell system and aircraft
一种航空燃料电池系统以及航空器
2024-03-01
Patent
Electronic Resource
Chinese
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