基于数字孪生的地质模型动态构建方法及系统

By using a dynamic geological model construction method based on digital twins, and leveraging a domain ontology library to perform semantic interpretation and topological representation of multi-source geological data, accurate local updates of the geological model are achieved. This solves the problems of high risk and low efficiency in the update process of traditional methods, meets the requirements of real-time iteration, and improves the reliability and automation level of the model.

CN121415001BActive Publication Date: 2026-07-17ORDOS ENERGY RES INST OF PEKING UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
ORDOS ENERGY RES INST OF PEKING UNIV
Filing Date
2025-10-30
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Traditional geological model building methods are not convenient or reliable enough, making it difficult to meet the needs of rapid, real-time model iteration in engineering sites. The update process is risky and lacks effective version management and isolation mechanisms. The conversion efficiency between geological interpretation and numerical simulation input data is low and prone to introducing errors.

Method used

The method for dynamically constructing geological models based on digital twins generates an initial geological model by semantically interpreting multi-source geological data based on a domain ontology library. This model is then represented as a semantic topology graph. In response to updates in exploration data, topological diffusion analysis is performed, virtual branches are created for local reconstruction and conflict resolution, and the model is finally merged into the semantic topology graph, thus achieving dynamic updates.

Benefits of technology

It enables precise local updates of geological models, reduces computational overhead, improves update efficiency and security, meets the real-time requirements of digital twins, ensures the consistency and traceability of model semantics, and improves the accuracy and automation level of virtual-real interaction.

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Abstract

本发明公开了基于数字孪生的地质模型动态构建方法及系统,涉及地质建模的技术领域,该方法包括基于领域本体库对多源地质数据进行语义解释,生成初始地质模型;将初始地质模型表示为语义拓扑图;响应于勘探数据的更新,将勘探数据与领域本体库进行语义映射,基于映射结果在语义拓扑图中进行拓扑扩散分析与地质规律约束,确定待更新的语义拓扑影响域;为语义拓扑影响域创建虚拟分支,将影响域内的地质体元数据复制至虚拟分支中;在虚拟分支内,根据勘探数据与已有数据,对地质体元的属性进行重构,得到更新后的虚拟分支;将经冲突消解后的变更内容合并至语义拓扑图,得到更新的地质模型。本发明提供了一种便捷且可靠的动态地质建模方法。
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