The invention provides a main/pre-pressurization integrated system which can solve the technical problem of a fuel supply system of an existing aircraft, and the main/pre-pressurization integrated system comprises an oil tank, a double-motion-freedom-degree main/pre-pressurization integrated electric pump, a driving part, a main/pre-pressurization integrated double-motion-freedom-degree piston pump, a main/pre-pressurization integrated electric pump and a main/pre-pressurization integrated piston pump, the piston pump comprises a cooling centrifugal pump, a speed reducer, a double-motion-degree-of-freedom piston pump and a pressurizing part, the driving part, the cooling centrifugal pump, the speed reducer and the double-motion-degree-of-freedom piston pump are sequentially connected, and the pressurizing part is arranged at a fuel oil upstream inlet of the double-motion-degree-of-freedom piston pump and used for pre-pressurizing fuel oil; fuel oil enters the double-motion-freedom-degree piston pump, the speed reducer and the cooling centrifugal pump in sequence after being subjected to pre-pressurization, the driving part drives the cooling centrifugal pump to rotate, cooling oil is conveyed to equipment to be cooled, the centrifugal pump drives the double-motion-freedom-degree piston pump to rotate through the speed reducer, and the fuel oil is conveyed to an engine for combustion.
本发明提供一种主/预增压一体化系统,能够解决现有飞行器的燃油供给系统存在的技术问题,该主/预增压一体化系统包括油箱,双运动自由度主/预增压一体化电动泵,与油箱相连通,包括驱动部和主/预增压一体双运动自由度活塞泵,活塞泵包括冷却离心泵、减速器、双运动自由度活塞泵和增压部,驱动部、冷却离心泵、减速器以及双运动自由度活塞泵依次连接,增压部设置在双运动自由度活塞泵的燃油上游入口,用于对燃油进行预增压,燃油经预增压后依次进入双运动自由度活塞泵、减速器和冷却离心泵,驱动部带动冷却离心泵旋转,将冷却用油输送至待冷却设备,离心泵通过减速器带动双运动自由度活塞泵旋转,将燃油输送至发动机燃烧。
Main/pre-pressurization integrated system
一种主/预增压一体化系统
2023-04-07
Patent
Electronic Resource
Chinese
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