基于GAN-LSTM的卷状管道钻井的参数预测
Wanxing Zhang1,2, Kai Bai3,4,5, Ce Zhan1,2
1Cooperative Innovation Center of Unconventional Oil and Gas, Yangtze University (Ministry of Education and Hubei Province), Wuhan, 430100, Hubei, China.
Scientific reports
|July 5, 2023
概括
本研究引入了一种GAN-LSTM模型,用于预测卷轴管钻井参数,提高运营安全性和效率. 该模型达到90%的准确性,改进了现有的方法,降低了生产成本.
科学领域:
- 石油工程是石油工程中的一个.
- 人工智能在钻井中的应用
背景情况:
- 卷轴管道钻井技术提供了显著的优势,但面临着诸如钻井卡住和使用寿命缩短等挑战.
- 钻井参数,制造缺陷和操作处理影响卷轴管的性能.
- 循环压力,井头压力和总重量是影响卷轴管道操作的关键因素.
研究的目的:
- 为关键卷状管道钻井参数开发一个预测模型.
- 提高螺旋管运行中的运行安全和钻井效率.
- 通过改进钻井管理来降低总体生产成本.
主要方法:
- 使用生成对抗网络 (GAN) 结合长期短期记忆 (LSTM) 网络 (GAN-LSTM).
- 综合钻井工程理论,分析广泛的下井数据.
- 训练了GAN-LSTM模型来预测循环压力,透率 (ROP),井头压力和手指重量.
主要成果:
- 该GAN-LSTM模型展示了对循环压力,井头压力,ROP和总重量的预测能力.
- 在经过广泛的训练后,实现了大约90%的预测准确度.
- 与独立的GAN和LSTM模型相比,精度提高了17%.
结论:
- 开发的GAN-LSTM模型为卷轴管道操作提供了重要的指导价值.
- 该模型有助于提高操作安全性和提高钻井效率.
- 预测准确度支持降低石油和天然气生产成本.
相关概念视频
01:07End Point Prediction: Gran Plot
388
A Gran plot is used to predict the equivalence volume or endpoint of a potentiometric or acid-base titration without reaching the endpoint. Typically, titration data is collected as a function of the titrant's volume up to a point less than the equivalence volume and then transformed into a linear format. The straight line is extended to the x-axis, indicating the necessary titrant volume to achieve the equivalence point.
For potentiometric titration, the Gran plot is created by plotting...
For potentiometric titration, the Gran plot is created by plotting...
388
01:03Prediction Intervals
2.3K
The interval estimate of any variable is known as the prediction interval. It helps decide if a point estimate is dependable.
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y.
However, the point estimate is most likely not the exact value of the population parameter, but close to it. After calculating point estimates, we construct interval estimates, called confidence intervals or prediction intervals. This prediction interval comprises a range of values unlike the point estimate and is a better predictor of the observed sample value, y.
2.3K
02:24Predicting Reaction Outcomes
8.5K
Kinetics describes the rate and path by which a reaction occurs. In contrast, thermodynamics deals with state functions and describes the properties, behavior, and components of a system. It is not concerned with the path taken by the process and cannot address the rate at which a reaction occurs. Although it does provide information about what can happen during a reaction process, it does not describe the detailed steps of what appears on an atomic or a molecular level. On the other hand,...
8.5K
02:27Predicting Molecular Geometry
34.5K
VSEPR Theory for Determination of Electron Pair Geometries
34.5K
02:07Improving Translational Accuracy
11.7K
Base complementarity between the three base pairs of mRNA codon and the tRNA anticodon is not a failsafe mechanism. Inaccuracies can range from a single mismatch to no correct base pairing at all. The free energy difference between the correct and nearly correct base pairs can be as small as 3 kcal/ mol. With complementarity being the only proofreading step, the estimated error frequency would be one wrong amino acid in every 100 amino acids incorporated. However, error frequencies observed in...
11.7K
01:21Linear Approximation in Time Domain
107
Nonlinear systems often require sophisticated approaches for accurate modeling and analysis, with state-space representation being particularly effective. This method is especially useful for systems where variables and parameters vary with time or operating conditions, such as in a simple pendulum or a translational mechanical system with nonlinear springs.
For a simple pendulum with a mass evenly distributed along its length and the center of mass located at half the pendulum's length,...
For a simple pendulum with a mass evenly distributed along its length and the center of mass located at half the pendulum's length,...
107