A multi-physical field parameter measuring point layout optimization method of a large-scale natural gas hydrate development simulation device

By optimizing the sensor layout through orthogonal experimental design and finite element simulation, the problem of data distortion caused by sensor layout dependence on experience was solved, the scientificity and reliability of sensor layout were achieved, and the experimental cost was reduced.

CN122413631APending Publication Date: 2026-07-17GUANGDONG UNIV OF PETROCHEMICAL TECH

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
GUANGDONG UNIV OF PETROCHEMICAL TECH
Filing Date
2026-04-23
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The sensor layout in existing natural gas hydrate development simulation devices relies on experience, which leads to data distortion and a lack of closed-loop verification. The optimization schemes are not comprehensive enough and cannot effectively minimize sensor disturbances.

Method used

We adopted orthogonal experimental design combined with the finite element method to optimize the sensor layout. Through multiphysics coupling simulation and experimental verification, we established a closed-loop iterative process to optimize the sensor position to reduce disturbances and improve data accuracy.

Benefits of technology

This approach achieves scientific and reliable sensor layout, reduces experimental data distortion, improves engineering applicability, and lowers experimental costs.

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Abstract

本发明公开了一种大尺度天然气水合物开发模拟装置的多物理场参数测量点布局优化方法,属于天然气水合物开发模拟技术领域。本发明先采集反应装置、模拟环境、岩体、流体及传感器的基础量化数据,通过正交实验设计确定纵横向布局因素,生成 81 种传感器三维空间布局方案;经有限元多物理场耦合模拟计算各方案的扰动误差,筛选初步最优方案;再开展物理实验验证并采集实测数据,构建包含局部与全局指标的误差评价体系,通过模拟 ‑ 实验闭环迭代校准参数与布局,直至满足精度要求。本方法可量化传感器对多物理场的扰动,降低实验数据失真率,提升方案可靠性与工程适用性,同时在保证测量精度的前提下减少传感器用量,降低装置建设成本。
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