In order to obtain the actual flow velocity and direction in ocean current measurement by means of current meter, a new ocean current admeasuring apparatus based on the inclination method is introduced. The admeasuring apparatus is developed for storing and processing the original collected large-capacity data by Atmel's low-power, high-performance CMOS-based microcontroller AT89S52, which communicates with the host computer via a serial port, and realizes the storing and processing functions by VC++ 6. 0 friendly design interface and graphics capabilities of Matlab. The ocean current admeasuring apparatus has a good application prospect because of its simplicity and stability.%为了在海流测量中更好地使用海流计获取真实的流速和流向信息,设计了一种新型的基于倾角法的海流测量仪.该测量仪采用Atmel公司开发的低功耗、高性能的CMOS型AT89S52单片机,通过串行口与上位机通信,利用VC++ 6.0友好的设计界面以及Matlab的绘图功能,实现对原始采集数据大容量存储、回放处理功能.海流测量仪操作简单,运行稳定,有较好的应用前景.
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