摘要：【中文】本发明一种航炮液压系统的功率测试装置及方法，属于功率测试领域；测试装置包括移动式测试车、液压管路、供电电源和数据采集系统；所述移动式测试车包括安装于推车上的组合伺服阀、伺服阀进油口阀块，伺服阀回油口阀块、马达泄油口阀块、伺服阀进油过渡阀块、伺服阀回油过渡阀块、压力测试组件和流量测试组件；所述组合伺服阀一端通过液压管路与航炮液压系统连接，另一端通过液压管路与液压马达连接，并通过电缆与射击控制箱相连；本发明功率测试装置采用移动式设计，方便不同位置和环境下使用，测试车上各元件之间连接采用高压胶管，使用拆装方便。 【EN】The invention relates to a power test device and a power test method for an aircraft gun hydraulic system, belonging to the field of power test; the testing device comprises a movable testing vehicle, a hydraulic pipeline, a power supply and a data acquisition system; the movable test vehicle comprises a combined servo valve, a servo valve oil inlet valve block, a servo valve oil return port valve block, a motor oil drain port valve block, a servo valve oil inlet transition valve block, a servo valve oil return transition valve block, a pressure test assembly and a flow test assembly, wherein the combined servo valve and the servo valve oil inlet valve block are arranged on the cart; one end of the combined servo valve is connected with an aircraft gun hydraulic system through a hydraulic pipeline, and the other end of the combined servo valve is connected with a hydraulic motor through a hydraulic pipeline and is connected with a shooting control box through a cable; the power testing device adopts a movable design, is convenient to use in different positions and environments, adopts high-pressure rubber pipes for connecting elements on the testing vehicle, and is convenient to use, disassemble and assemble.