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Intelligent monitoring system for a wharf pile foundation
The invention discloses an intelligent monitoring system for a wharf pile foundation. The intelligent monitoring system comprises an MEMS sensor array, a fiber bragg grating strain sensing array, a high-precision laser instrument, a signal transmission device and an upper computer. A settlement monitoring point and two laser benchmarks are arranged on the pile cap and the shore respectively, the high-precision laser instruments are arranged on the settlement monitoring point and the laser benchmarks, and the laser benchmarks and the settlement monitoring point are arranged correspondingly; the MEMS sensor array is arranged on the pile foundation, the fiber bragg grating strain sensing arrays are arranged at the position where the pile foundation load effect is the largest and the symmetrical position of the pile foundation load effect respectively, the fiber bragg grating strain sensing arrays are installed near a pile cap before dredging, the fiber bragg grating strain sensing arrays are installed near a pile bottom after dredging, and the signal transmission device obtains MEMS sensor array signals, high-precision laser instrument signals and fiber grating strain sensing array signals and transmits the signals to the upper computer.
本发明公开了一种码头桩基智能监控系统，包括MEMS传感器阵列、光纤光栅应变传感阵列、高精度激光仪、信号传输装置和上位机；分别在桩帽和岸边布设沉降监测点和两个激光水准点，并且所述沉降监测点和激光水准点上均设置所述高精度激光仪，激光水准点和沉降监测点相对应设置；在桩基上布设所述MEMS传感器阵列，在桩基荷载作用效应最大的位置及其对称位置分别布放光纤光栅应变传感阵列，清淤前，在靠近桩帽附近安装光纤光栅应变传感阵列，清淤后在靠近桩底附近安装光纤光栅应变传感器阵列，所述信号传输装置获取MEMS传感器阵列信号、高精度激光仪信号及光纤光栅应变传感阵列信号并将信号传输至上位机。
Intelligent monitoring system for a wharf pile foundation
The invention discloses an intelligent monitoring system for a wharf pile foundation. The intelligent monitoring system comprises an MEMS sensor array, a fiber bragg grating strain sensing array, a high-precision laser instrument, a signal transmission device and an upper computer. A settlement monitoring point and two laser benchmarks are arranged on the pile cap and the shore respectively, the high-precision laser instruments are arranged on the settlement monitoring point and the laser benchmarks, and the laser benchmarks and the settlement monitoring point are arranged correspondingly; the MEMS sensor array is arranged on the pile foundation, the fiber bragg grating strain sensing arrays are arranged at the position where the pile foundation load effect is the largest and the symmetrical position of the pile foundation load effect respectively, the fiber bragg grating strain sensing arrays are installed near a pile cap before dredging, the fiber bragg grating strain sensing arrays are installed near a pile bottom after dredging, and the signal transmission device obtains MEMS sensor array signals, high-precision laser instrument signals and fiber grating strain sensing array signals and transmits the signals to the upper computer.
本发明公开了一种码头桩基智能监控系统，包括MEMS传感器阵列、光纤光栅应变传感阵列、高精度激光仪、信号传输装置和上位机；分别在桩帽和岸边布设沉降监测点和两个激光水准点，并且所述沉降监测点和激光水准点上均设置所述高精度激光仪，激光水准点和沉降监测点相对应设置；在桩基上布设所述MEMS传感器阵列，在桩基荷载作用效应最大的位置及其对称位置分别布放光纤光栅应变传感阵列，清淤前，在靠近桩帽附近安装光纤光栅应变传感阵列，清淤后在靠近桩底附近安装光纤光栅应变传感器阵列，所述信号传输装置获取MEMS传感器阵列信号、高精度激光仪信号及光纤光栅应变传感阵列信号并将信号传输至上位机。
Intelligent monitoring system for a wharf pile foundation
一种码头桩基智能监控系统
CHEN JIAWANG (author) / GE YONGQIANG (author) / REN XUEYU (author) / CAO CHEN (author) / GAO YANGYANG (author) / WANG LIZHONG (author) / FANG YUPING (author) / LIANG TAO (author)
2022-02-15
Patent
Electronic Resource
Chinese
IPC:
G01B
MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS
,
Messen der Länge, der Dicke oder ähnlicher linearer Abmessungen
/
E02D
FOUNDATIONS
,
Gründungen
/
G01C
Messen von Entfernungen, Höhen, Neigungen oder Richtungen
,
MEASURING DISTANCES, LEVELS OR BEARINGS
/
G01L
Messen von Kraft, mechanischer Spannung, Drehmoment, Arbeit, mechanischer Leistung, mechanischem Wirkungsgrad oder des Drucks von Fluiden
,
MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
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