Experimental evaluation method for influence of variable-speed fracturing on compact reservoir transformation volume

An experimental evaluation method for influence of variable-speed fracturing on compact reservoir transformation volume belongs to the technical field of oil exploitation and comprises the following steps: preparing a standard sample; designing a variable-speed fracturing experiment scheme correspon...

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Hauptverfasser: ZHANG XUDONG, HUANG CHAOQIN, LIU ZHENG, SUN FENG, XUE SHIFENG, CAO HENGRAN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:An experimental evaluation method for influence of variable-speed fracturing on compact reservoir transformation volume belongs to the technical field of oil exploitation and comprises the following steps: preparing a standard sample; designing a variable-speed fracturing experiment scheme corresponding to the actual working condition; energy and fracture point parameters in the experiment process are obtained through an acoustic emission monitoring system; calculating a fracturing transformation volume by using the point cloud envelope body model; using the obtained data to construct a data set for processing; constructing a neural network model, substituting the neural network model into the data set, and debugging model parameters by using a fitting error to obtain a trained neural network model; predicting the rock fracture transformation volumes of different experiment schemes; an orthogonal test and a neural network are used for multiple times of experiments, and an optimal fracturing scheme is obtained