Machine Learning-Based Production Prediction Model and Its Application in Duvernay Formation
نویسندگان
چکیده
The production of a single gas well is influenced by many geological and completion factors. aim this paper to build prediction model based on machine learning technique identify the most important factor for production. Firstly, around 159 horizontal wells were collected, targeting Duvernay Formation with detailed records. Secondly, key factors selected using grey relation analysis Pearson correlation. Then, three statistical models built through multiple linear regression (MLR), support vector (SVR), gaussian process (GPR). inputs include fluid volume, proppant amount, cluster counts, stage total lateral length, saturation, organic carbon content, condensate-gas ratio. performance was assessed root mean squared errors (RMSE) R-squared value. Finally, sensitivity applied best model. shows following conclusions: (1) GPR highest value lowest RMSE. In testing set, 0.8 RMSE 280.54 × 104 m3 in cumulative within 1st 6 producing months gives 0.83 1884.3 t oil (2) Sensitivity indicates that ratio, content are features months. Fluid Stages, significant progress results developed study will assist companies figure out which control performance.
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ژورنال
عنوان ژورنال: Energies
سال: 2021
ISSN: ['1996-1073']
DOI: https://doi.org/10.3390/en14175509