设计了一种可用于小通道气液两相流参数检测的电容传感器,并建立了相应的检测系统.对4.0 mm、3.1 mm、1.8mm三种小通道内气液两相流参数检测和流动特性分析问题进行了研究.实验结果表明研制的电容传感器和建立的检测系统是有效的,所获电容信号的傅立叶与小波变换结果能够用于流动特性刻画,有效地反映了多种管内流型的流动特性.
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