The internal flow field in a torque converter is investigated by two dimensional PIV. The experimental results show that the flow exhibits different characteristcs when the rotating speed of pump or turbine is changed.

• 本文利用二维 PIV技术研究了汽车无级调连装置中扭矩转化器内部叶片流道流场的复杂流动 ；实验结果表明泵和透平在不同转速下 ；静子叶片流道中的流场体现出不同的流动特征 .