By the research on the application range and the theory of PIV technology, it was demonstrated that PIV technology can be used to research the flow field of pump sump.

• 主要成果是：(1) 研究了PIV的应用范围、原理及使用方法。 从理论上分析了采用PIV技术研究水泵吸水室流场的可行性，并得出了利用PIV技术测量分析流场的步骤；