Horizontal well optical fiber liquid production profile monitoring method and device

The invention discloses a horizontal well optical fiber liquid production profile monitoring method and device, and the method comprises the steps: arranging an optical fiber sensor, collecting an optical signal, processing a signal, collecting the optical signal and actual liquid production profile data, building an interpretation model through regression analysis, a neural network, a support vector machine, and the like; the optical signal is converted into the monitoring result of the liquid production profile, the liquid production profile in the horizontal well can be continuously monitored in real time, important data support is provided for oilfield development, and the production efficiency and the management level are improved. 本发明公开了一种水平井光纤产液剖面监测方法及装置，通过布置光纤传感器、采集光学信号、处理信号并收集光学信号和实际产液剖面数据，通过回归分析、神经网络、支持向量机等方法建立解释模型，将光学信号转化为产液剖面的监测结果，可以实时、连续地监测水平井中的产液剖面，为油田开发提供重要的数据支持，提高生产效率和管理水平。