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Intelligent foundation pit monitoring method based on multi-sensor data fusion
The invention discloses a foundation pit intelligent monitoring method based on multi-sensor data fusion, and belongs to the technical field of foundation pit intelligent monitoring. According to the invention, the estimation information of a local filter LF and a main filter MF is fused into new global state estimation information by constructing a multi-sensor data fusion time-varying model, sensors of each foundation pit monitoring subsystem and filters of a main sensor, carrying out independent time updating on each filter and carrying out measurement updating on a local filter; and obtaining the latest monitoring state value of the foundation pit. According to the method, data of various sensors used in foundation pit monitoring are comprehensively applied, theoretical values, measured values and change information of all foundation pit monitoring sensors in the front and back monitoring periods are fused, complementation of the foundation pit monitoring data is achieved, abnormal conditions of foundation pit engineering can be found in time, the method is suitable for different monitoring of different foundation pits, and the foundation pit monitoring efficiency is improved. Therefore, the safety of the foundation pit and smooth engineering are ensured.
本发明公开了一种基于多传感器数据融合的基坑智能监测方法，属于基坑智能监测技术领域。本发明通过构建多传感器数据融合时变模型、各基坑监测子系统的传感器和主传感器的滤波器，并对各个滤波器进行独立的时间更新、局部滤波器进行量测更新，将局部滤波器LF与主滤波器MF的估计信息融合为新的全局状态估计信息，得到最新基坑监测状态值。该方法将基坑监测中使用的多种传感器数据综合应用，融合了理论值、实测值、以及所有基坑监测传感器前后监测周期的变化信息，而实现对基坑监测数据的互补，能及时发现基坑工程的异常情况，适用于不同基坑的不同监测，从而确保基坑安全，保证工程顺利进行。
Intelligent foundation pit monitoring method based on multi-sensor data fusion
The invention discloses a foundation pit intelligent monitoring method based on multi-sensor data fusion, and belongs to the technical field of foundation pit intelligent monitoring. According to the invention, the estimation information of a local filter LF and a main filter MF is fused into new global state estimation information by constructing a multi-sensor data fusion time-varying model, sensors of each foundation pit monitoring subsystem and filters of a main sensor, carrying out independent time updating on each filter and carrying out measurement updating on a local filter; and obtaining the latest monitoring state value of the foundation pit. According to the method, data of various sensors used in foundation pit monitoring are comprehensively applied, theoretical values, measured values and change information of all foundation pit monitoring sensors in the front and back monitoring periods are fused, complementation of the foundation pit monitoring data is achieved, abnormal conditions of foundation pit engineering can be found in time, the method is suitable for different monitoring of different foundation pits, and the foundation pit monitoring efficiency is improved. Therefore, the safety of the foundation pit and smooth engineering are ensured.
本发明公开了一种基于多传感器数据融合的基坑智能监测方法，属于基坑智能监测技术领域。本发明通过构建多传感器数据融合时变模型、各基坑监测子系统的传感器和主传感器的滤波器，并对各个滤波器进行独立的时间更新、局部滤波器进行量测更新，将局部滤波器LF与主滤波器MF的估计信息融合为新的全局状态估计信息，得到最新基坑监测状态值。该方法将基坑监测中使用的多种传感器数据综合应用，融合了理论值、实测值、以及所有基坑监测传感器前后监测周期的变化信息，而实现对基坑监测数据的互补，能及时发现基坑工程的异常情况，适用于不同基坑的不同监测，从而确保基坑安全，保证工程顺利进行。
Intelligent foundation pit monitoring method based on multi-sensor data fusion
一种基于多传感器数据融合的基坑智能监测方法
LIN NAN (author) / KIM IN-JAE (author) / QIAN YUANDI (author) / HE ZHAOFANG (author) / ZHA RUI (author) / LUO XIAODONG (author) / XU HUI (author) / TAO AILIN (author) / TAO JIUMIN (author)
2023-04-07
Patent
Electronic Resource
Chinese
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