Data management system and design method for real-time reconstruction of structural deformation

By designing a data management system for real-time reconstruction of structural deformation, and utilizing fiber optic grating sensors and neural network algorithms, the problem of low efficiency in the management of structural deformation monitoring data for large aerospace vehicles was solved. This enabled efficient storage of massive amounts of data and real-time reconstruction of structural deformation, and provided accurate calibration models and historical deformation field reconstruction support.

CN122413637APending Publication Date: 2026-07-17NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
NANJING UNIV OF AERONAUTICS & ASTRONAUTICS
Filing Date
2025-01-16
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing technologies are insufficient for efficiently managing the massive amounts of data generated by structural deformation monitoring of large aerospace vehicles. Traditional methods are complex and cannot meet the needs of online monitoring, while traditional database management methods are inefficient and cannot adapt to the management requirements of massive monitoring data.

Method used

Design a data management system for real-time reconstruction of structural deformation. Employ fiber optic grating sensors to measure structural strain, and combine database and artificial neural network algorithms to achieve efficient data storage and management. Establish a strain monitoring data-structural displacement field calibration model through database operations and neural network training to reconstruct structural deformation.

Benefits of technology

It enables efficient storage and management of long-term, wide-range online monitoring data for large-size aircraft structures, providing accurate calibration support for real-time reconstruction of structural deformation, supporting the reconstruction of historical deformation fields at any time, and improving data management efficiency and accuracy.

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Abstract

本发明公开了面向结构变形实时重构的数据管理系统及设计方法,属于结构健康监测技术领域,包括,选择数据库;读取以文本文件格式进行本地存储的结构光纤光栅应变的监测数据;对监测数据进行重新封装;将重新封装后的监测数据写入数据库相应表格中;建立对数据库已存储数据的管理操作;通过数据库中存储的监测数据进行训练,建立准确的应变监测数据‑结构位移场标定模型;通过调用应变监测数据‑结构位移场标定模型,对数据库中存储的监测数据进行结构变形重构,获得结构在任意时刻的历史变形场。本发明的系统和方法,可用于实现大尺寸飞行器结构长时间、大范围在线监测产生的海量数据的高效存储与管理,为结构变形实时重构提供标定支撑。
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