介绍了水泵性能计算机数据采集系统硬件、软件设计的基本原理,以及用MATLAB完成程序设计的方法。结果 表明:系统运行良好,数据采集与处理结果可靠;利用计算机采集泵性能数据,自动绘制泵的性能曲线,可以提高数 据采集精度和效率,显著降低劳动强度。用MATLAB编程能很好地解决端口访问、用户界面、数据处理、图像表征等 问题。 Introduced the pump performance computer data acquisition system hardware and software design of the basic principles, as well as using MATLAB to complete the program design method. The results show that the system runs well and the data acquisition and processing results are reliable. By using the computer to collect the pump performance data and automatically plot the performance curve of the pump, the accuracy and efficiency of data acquisition can be improved and the labor intensity can be significantly reduced. MATLAB programming can be a good solution to port access, user interface, data processing, image characterization and other issues.