In view of the non stationary feature of the pressure difference fluctuation signal in the gas-liquid two phase flow, a flow pattern identification method was proposed based on the characteristic vector from the singular value of the matrix formed by the
In view of the non stationary feature of the pressure difference fluctuation signal in the gas-liquid two phase flow, a flow pattern identification method was proposed based on the characteristic vector from the singular value of the matrix formed by the
摘要针对气液两相流压差波动信号的非平稳特征，提出了以多尺度连续小波变换值矩阵的奇异值为特征矢量的流型识别方法。