摘要：【中文】一种高压旋转组合密封件性能检测与试验装置和方法，装置包括：高压旋转密封舱，其包括同轴安装的密封舱体和旋转轴，旋转轴位于密封舱体内，密封舱体的内表面开有与旋转轴形成密封腔的第一密封沟槽和第二密封沟槽，在密封舱体上位于第一密封沟槽和第二密封沟槽之间开有压力孔，旋转轴中部设有凹槽以形成连通压力孔的容纳腔；驱动单元，连接旋转轴带动其旋转；加压系统，连接压力孔向高压旋转密封舱加压；检测系统，检测旋转轴的摩擦力矩和转速以及高压旋转密封舱的压力和温度。本发明可完成大直径组合密封件在高压下的静态和动态密封性能测试，实现不同压力、转速下的摩擦力矩和泄漏量检测，实现不同材质或截面的密封件性能对比试验。 【EN】A performance detection and test device and method for a high-pressure rotating combined sealing element are disclosed, wherein the device comprises: the high-pressure rotary sealed cabin comprises a sealed cabin body and a rotating shaft which are coaxially arranged, the rotating shaft is positioned in the sealed cabin body, the inner surface of the sealed cabin body is provided with a first sealed groove and a second sealed groove which form a sealed cavity with the rotating shaft, a pressure hole is formed between the first sealed groove and the second sealed groove on the sealed cabin body, and the middle part of the rotating shaft is provided with a groove to form a containing cavity communicated with the pressure hole; the driving unit is connected with the rotating shaft to drive the rotating shaft to rotate; the pressurizing system is connected with the pressure hole to pressurize the high-pressure rotary sealed cabin; and the detection system is used for detecting the friction torque and the rotating speed of the rotating shaft and the pressure and the temperature of the high-pressure rotating sealed cabin. The invention can complete the static and dynamic sealing performance test of the large-diameter combined sealing element under high pressure, realize the detection of friction torque and leakage under different pressures and rotating speeds, and realize the performance comparison test of the sealing elements made of different materials or with different sections.