基于分数布朗运动的管道建模方法及装置

• Format: Patent
• Language: Chinese
• Published: 07.03.2025
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; IMAGE DATA PROCESSING OR GENERATION, IN GENERAL; PHYSICS

本发明提供一种基于分数布朗运动的管道建模方法。所述方法包括如下步骤：设定初始断裂面参数，所述初始断裂面参数包括四个角点的初始坐标且z轴的值服从第一高斯分布步骤S2、对四个角点的初始坐标进行第一次线性插值，得到初始断裂面的四条边的中点坐标及中心点坐标，同时更新第一高斯分布；步骤S3、以步骤S2为基本递归过程，对初始断裂面再进行n-1次线性插值，生成一个节点数为(2n+1)2、大小为2n×2n的目标断裂面，并更新第一高斯分布；步骤S4、根据赫斯特指数确定分形维数，并将所述分形维数和目标断裂面输入预设的建模算法中，生成三维的管道模型，能够有效的完成管道的建模，提升管道建模的准确性。 Provided in the present invention is a pipeline modeling method based on fractional Brownian motion. The method comprises the following steps: step S1, setting parameters of an initial fracture surface, wherein the parameters of the initial fracture surface comprise initial coordinates of four corner points, and the value of a z axis follows a first Gaussian distribution (S1); step S2, performing first-time linear interpolation on the initial coordinates of the four corner points, so as to obtain midpoint coordinates and center point coordinates of four sides of the initial fracture surface, and updating the first Gaussian distribution (S2); step S3, using step S2 as a basic recursive process, performing n-1 instances of l