高速航空柱塞泵研究现状

Research Status of the High Speed Aircraft Piston Pump

航空柱塞泵是飞机液压系统的核心动力元件,通过提高自身转速和压力来提高液压能源系统的功率密度。阐述了高转速航空柱塞泵的特点及分类,分析了高转速对航空柱塞泵带来的技术挑战,总结了国内外在高速柱塞泵研究领域的一些重要研究成果。详细阐述了航空柱塞泵在高速运动状态下的旋转组件动力学、吸油、排油、功率损失等特性,并提出了相应的防治措施。

The aircraft piston pump is the key power component of tlie aircraft hydraulic sity can be improved by increasing its speed and worlcing pressure. The characteristics and classification of the air-craft piston pump are descrilDed in the paper,the critical research challenges and achievements of the high speed piston pump at home and abroad are also analyzed and summarized. Furthermore the rotary assembly, suction and discharge, and power loss of the high speed aircraft piston pump are given, some im-provement measurements are also put forward.