The experimental results show the proposed method can suppress Gaussian noises of signal and is effective for flow pattern identification.
试验结果表明所提出方法有效地抑制了高斯有色噪声对信号的影响,取得了良好的流型辨识效果。
Gas-liquid two-phase flow is widespread among the modern industrial production, accurate flow pattern identification has great significance.
气液两相流现象广泛存在于现代工业生产之中,准确的流型识别有着十分重要的意义。
By experimental study, two phase flow measuring method was put forward on the basic of the no flow pattern identification, which could solve the oil well measuring problem by a low cost.
通过实验分析,提出建立在无流型识别基础上的两相流流量测量方法,用较低的成本解决油井计量问题。
The accuracy of flow pattern identification of stratified flow, annular flow, core flow and homogeneous flow is more than 95% and the speed of flow pattern identification is less than 0.3s.
对于层状流、核心流、环状流、均相流等流型,流型辨识的准确率高于95%,辨识一个流型所用的时间小于0.3秒。
Research results show that the new method has good identification precision, fast identification speed, it is an effective tool for two-phase flow pattern on-line identification.
研究结果表明,该方法辨识精度高、辨识速度快,是两相流流型在线辨识的一种有效手段。
Combined with fuzzy pattern recognition theory, the fuzzy identification criterions of flow patterns are established.
并结合模糊模式识别理论,建立了流型的模糊判别准则。
Combined with fuzzy pattern recognition theory, the fuzzy identification criterions of flow patterns are established.
并结合模糊模式识别理论,建立了流型的模糊判别准则。
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