Small-diameter turning tunnel engineering construction system based on intelligent construction technology

Abstract

The invention relates to a small-diameter turning tunnel engineering construction system based on an intelligent construction technology, and aims to optimize the construction process of a small-diameter turning tunnel by combining a model test and an intelligent monitoring technology. The invention provides a small-diameter turning tunnel engineering construction system based on an intelligent construction technology. The small-diameter turning tunnel engineering construction system comprises a construction data acquisition unit, a numerical simulation analysis module, a model test verification platform and a real-time monitoring and control system. According to the system, real-time monitoring and dynamic adjustment of construction parameters and comprehensive evaluation of construction quality can be realized, so that the construction safety, efficiency and economic benefits are improved. Through combination verification of a numerical model and a physical model, the method can effectively deal with complex geological conditions, and ensures stability and controllability in the construction process.

Description

Technical Field

[0001] The present invention relates to tunnel construction technology, in particular to a construction system for a small-diameter turning tunnel project, especially based on the combined application of intelligent construction technology and model test. Background Art

[0002] The construction of small-diameter turning tunnels often faces complex geological conditions and construction safety risks. Traditional construction methods lack real-time monitoring and intelligent management, resulting in low construction efficiency and high risks. With the development of intelligent construction technology, the method combined with model testing can significantly improve the scientificity and effectiveness of the construction process. Summary of the invention

[0003] The purpose of the present invention is to provide a small-diameter turning tunnel engineering construction system based on intelligent construction technology, which optimizes the construction process and improves construction safety and economy by integrating construction data acquisition, numerical simulation analysis, model test verification and real-time monitoring and control technology.

[0004] To achieve the above object, the present invention proposes a small-diameter turning tunnel engineering construction system based on intelligent construction technology, characterized in that the system includes the following components:

[0005] S1-Construction data acquisition unit;

[0006] S2-Numerical simulation analysis module;

[0007] S3-Model test verification platform;

[0008] S4-Real-time monitoring and control system.

[0009] Preferably, the construction data acquisition unit can collect data such as soil parameters, pressure, temperature, etc. during tunnel excavation in real time and store them in a database.

[0010] Preferably, the numerical simulation analysis module uses the finite element method (FEM) to perform structural analysis, and the calculation formula is as follows:

[0011] K·u=F (1)

[0012] Among them, K is the stiffness matrix, u is the node displacement vector, and F is the external load vector.

[0013] Preferably, the model test verification platform uses physical model tests and numerical simulation results for comparative analysis to ensure the accuracy of the model.

[0014] Preferably, the real-time monitoring and control system uses a fuzzy control algorithm to monitor and adjust changes during tunnel construction. The control formula is as follows:

[0015]

[0016] Among them, u(t) is the control input, Kp, Ki and Kd are the control gains, and e(t) is the current error.

[0017] Preferably, the construction method includes using numerical models and physical model tests to optimize the configuration of tunnel construction parameters.

[0018] Preferably, the construction data collection unit has a real-time data transmission function and can upload the collected data to a cloud platform for remote monitoring and analysis.

[0019] Preferably, the model test verification platform combines geotechnical tests, dynamic tests and static tests to comprehensively evaluate the stability and safety of the construction.

[0020] Preferably, the real-time monitoring and control system can automatically adjust construction parameters according to real-time data feedback to achieve the best construction effect.

[0021] Preferably, by implementing the method of the present invention, the economy and feasibility of small diameter turning tunnel construction can be effectively improved, and human errors and risks in the construction process can be reduced.

[0022] The beneficial effects of the present invention based on its technical solution are:

[0023] 1. Improve the safety of small-diameter turning tunnel construction and reduce construction risks;

[0024] 2. Improve construction efficiency and shorten construction period;

[0025] 3. Realize real-time monitoring and dynamic adjustment of the construction process to ensure construction quality;

[0026] 4. Verify the rationality of the construction plan through model testing and reduce uncertainty in construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a flow chart of a small-diameter turning tunnel engineering construction system based on intelligent construction technology of the present invention;

[0028] Figure 2 It is a schematic diagram of the construction system module in the present invention;

[0029] Figure 3 It is a schematic diagram of the construction data acquisition unit in the present invention;

[0030] Figure 4 This is a diagram of the real-time monitoring system in the present invention;

[0031] Figure 5 It is a graph of the monitoring and control system in the present invention according to real-time data feedback;

[0032] 1-Construction data acquisition unit; 2-Numerical simulation analysis module; 3-Model test verification platform; 4-Real-time monitoring and control system; 5-Module system; 6-Acquisition system; 6-1-Soil parameter acquisition system; 6-2-Pressure acquisition system; 6-3-Acquisition system power system; 6-4-Temperature acquisition system; 7-Tunnel face; 8-Data transmitter; 9-Data acquisition device; 10-Computer dynamic control system; 11-Monitoring and control system; 11-1-Monitoring data system; 11-2-Data feedback system; DETAILED DESCRIPTION

[0033] In order to achieve the purpose of the present invention and to better understand the technical solution and effects, the embodiments of the present invention will be further described in conjunction with the accompanying drawings.

[0034] Please refer to Figure 1 , Figure 1 The figure is a flow chart of a construction system for a small-diameter turning tunnel project based on intelligent construction technology.

[0035] In order to achieve the above objectives,

[0036] The present invention proposes a small diameter turning tunnel engineering construction system based on intelligent construction technology, characterized in that the system includes the following components, referring to Figure 2 , 1-Construction data acquisition unit; 2-Numerical simulation analysis module; 3-Model test verification platform; 4-Real-time monitoring and control system; 5-Module system.

[0037] S1-Construction data acquisition unit;

[0038] S2-Numerical simulation analysis module;

[0039] S3-Model test verification platform;

[0040] S4-Real-time monitoring and control system.

[0041] The small-diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that the construction data acquisition unit can collect soil parameters, pressure, temperature and other data in real time during tunnel excavation. Figure 3 , 6- Collection system; 6-1- Soil parameter collection system; 6-2- Pressure collection system; 6-3- Collection system power system; 6-4- Temperature collection system,

[0042] and stored in the database.

[0043] The small-diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that the numerical simulation analysis module uses the finite element method (FEM) to perform structural analysis, and the calculation formula is as follows:

[0044] K·u=F (1)

[0045] Among them, K is the stiffness matrix, u is the node displacement vector, and F is the external load vector.

[0046] The small-diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that the model test verification platform uses physical model tests and numerical simulation results for comparative analysis to ensure the accuracy of the model. Figure 4 , 7-tunnel face; 8-data transmitting device; 9-data collecting device.

[0047] The small-diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that the real-time monitoring and control system uses a fuzzy control algorithm to monitor and adjust changes in the tunnel construction process, and the control formula is as follows:

[0048]

[0049] Among them, u(t) is the control input, Kp, Ki and Kd are the control gains, and e(t) is the current error.

[0050] The small-diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that the construction method includes using numerical models and physical model tests to optimize the configuration of tunnel construction parameters.

[0051] The small diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that the construction data acquisition unit has a real-time data transmission function. Figure 5 , 10-computer dynamic control system; 11-monitoring and control system; 11-1-monitoring data system; 11-2-data feedback system, which can upload the collected data to the cloud platform for remote monitoring and analysis.

[0052] The small-diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that the model test verification platform combines geotechnical tests, dynamic tests and static tests to comprehensively evaluate the stability and safety of the construction.

[0053] The small-diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that the real-time monitoring and control system can automatically adjust the construction parameters according to real-time data feedback to achieve the best construction effect.

[0054] The small-diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that by implementing the method of the present invention, the economy and feasibility of small-diameter turning tunnel construction can be effectively improved, and human errors and risks in the construction process can be reduced.

Claims

1. The present invention proposes a small-diameter turning tunnel engineering construction system based on intelligent construction technology, which is characterized by: The system includes the following components: S1-Construction data acquisition unit; S2-Numerical simulation analysis module; S3-Model test verification platform; S4-Real-time monitoring and control system.

2. According to claim 1, a small diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that: The construction data acquisition unit can collect data such as soil parameters, pressure, temperature, etc. during tunnel excavation in real time and store them in a database.

3. According to claim 1, a small diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that: The numerical simulation analysis module uses the finite element method (FEM) to perform structural analysis, and the calculation formula is as follows: K·u=F (1) Among them, K is the stiffness matrix, u is the node displacement vector, and F is the external load vector.

4. According to claim 1, a small diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that: The model test verification platform uses physical model tests and numerical simulation results for comparative analysis to ensure the accuracy of the model.

5. According to claim 1, a small diameter turning tunnel engineering construction system based on intelligent construction technology is characterized in that: The real-time monitoring and control system uses a fuzzy control algorithm to monitor and adjust changes during tunnel construction. The control formula is as follows: Among them, u(t) is the control input, Kp, Ki and Kd are the control gains, and e(t) is the current error.

6. The small-diameter turning tunnel engineering construction system based on intelligent construction technology according to claim 1 is characterized in that: The construction method includes using numerical model and physical model test to optimize the configuration of tunnel construction parameters.

7. The small-diameter turning tunnel engineering construction system based on intelligent construction technology according to claim 1 is characterized in that: The construction data acquisition unit has a real-time data transmission function and can upload the collected data to the cloud platform for remote monitoring and analysis.

8. The small-diameter turning tunnel engineering construction system based on intelligent construction technology according to claim 1 is characterized in that: The model test verification platform combines geotechnical tests, dynamic tests and static tests to comprehensively evaluate the stability and safety of the construction.

9. The small-diameter turning tunnel engineering construction system based on intelligent construction technology according to claim 1 is characterized in that: The real-time monitoring and control system can automatically adjust construction parameters according to real-time data feedback to achieve the best construction effect.

10. The small-diameter turning tunnel engineering construction system based on intelligent construction technology according to claim 1 is characterized in that: By implementing the method of the present invention, the economy and feasibility of small-diameter turning tunnel construction can be effectively improved, and human errors and risks in the construction process can be reduced.

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