Method, device, equipment, medium and product for ore body three-dimensional modeling based on contour line

Through the geological interpretation and three-dimensional morphological transformation of ore body profile, combined with the disassembly of triangular grids and evaluation functions, the problem of failure to global optimization of ore body three-dimensional modeling in the existing technology is solved, and the global quality optimization of ore body three-dimensional model is achieved.

CN119625219BActive Publication Date: 2025-08-12LUANCHUAN LONGYU MOLYBDENUM IND +1
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Patent Information

Application Number
CN202411709635.9
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-11-27
Publication Date
2025-08-12
Estimated Expiration
2044-11-27

AI Technical Summary

Technical Problem

The existing three-dimensional modeling methods of ore bodies have failed to achieve global optimization and have not taken into account the three-dimensional spatial distribution trend of ore bodies.

Method used

By geological interpretation and circle connection between the first ore body profile and the second ore body profile of the ore body, the first contour line and the second contour line are generated, and three-dimensional morphological transformation is performed based on the center of shape, the third contour line is generated, the characteristic points of the ore body contour line are determined, the triangle grid is constructed, the quality evaluation function of the ore body three-dimensional model is constructed, and the evaluation function in the initial three-dimensional model set is disassembled, and the global optimal three-dimensional model is generated.

Benefits of technology

It is achieved to optimize the global quality of the three-dimensional model of the ore body on the basis of taking into account the three-dimensional spatial distribution trend of the ore body to ensure the global optimization effect of the model.

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Abstract

The present application discloses a method, apparatus, device, medium, and product for three-dimensional modeling of an ore body based on contour lines. The method comprises: performing a three-dimensional morphological transformation on the second contour line based on a first centroid of the first contour line and a second centroid of the second contour line to generate a third contour line; determining characteristic points of the ore body contour line based on the closure type of the first contour line and the closure type of the second contour line; constructing a quality evaluation function for the ore body three-dimensional model based on at least one preset evaluation index; if a second evaluation function exists in an initial three-dimensional model set, decomposing the second evaluation function of the initial three-dimensional model set until the second evaluation function no longer exists in the initial three-dimensional model set, and generating a set consisting of multiple decomposed sub-evaluation functions; and generating a three-dimensional model of the ore body based on the set consisting of multiple sub-evaluation functions.
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