CN-121981376-A - Digital twin-driven open-cut tunnel modularized intelligent construction management and control method and system

CN121981376ACN 121981376 ACN121981376 ACN 121981376ACN-121981376-A

Abstract

The invention discloses a modularized intelligent construction management and control method and a modularized intelligent construction management and control system for a digital twin-driven open-cut tunnel, wherein a multi-objective optimization model for intelligent construction management of the digital twin-driven open-cut tunnel is established, and a construction process and a construction mode adopted by each subsection project construction procedure are optimized, so that the intelligent construction management multi-objective optimization management and control of the open-cut tunnel is realized under the given constraint condition; the method comprises the steps of establishing a digital twin-driven open cut tunnel general temperature control model, realizing simulation optimization of a concrete curing plan and intelligent curing temperature control, and establishing a construction management and control technical system which is used for realizing real-time sensing, dynamic analysis, intelligent decision and accurate execution based on a digital twin technology, so that the field operation work efficiency, construction quality and safety level are improved, and the construction cost and environmental influence are reduced.

Inventors

XU TIANDONG
XIE YALONG
YIN XUNXIAO
YANG WEI
REN JIAQI
Xu Xinshuo
PENG YONG
HU QIYUAN
HAO GUANG
WANG PENG
XU HONGXING
SUO NING
YANG HAISHENG
WU XIAOLONG
LUO HUIWU
ZHU QING

Assignees

同济大学

Dates

Publication Date: 20260505
Application Date: 20251224

Claims (9)

1. The digital twin-driven open-cut tunnel modularized intelligent construction control method is characterized by comprising the following steps of: s1, establishing an open cut tunnel parameterized information model; Firstly, dividing a tunnel structure unit into a main structure unit, a supporting structure unit and a reinforcement treatment and drainage unit, secondly, respectively establishing divided units and a parameterized information model constructed by the divided units, finally, integrating an open-cut tunnel unit information model, accurately associating tunnel geometric parameters, material parameters, sensor layout and real-time monitoring data with a three-dimensional structure unit module to form a digital base, and providing support for data integration and visualization of an open-cut tunnel modularized intelligent construction control and concrete maintenance temperature control digital twin body; s2, multi-objective optimization management and control of open cut tunnel construction management; Firstly, establishing an open-cut tunnel construction management multi-objective optimization model, wherein the model comprises a construction period model, a cost model and a quality model, secondly, determining resource allocation and a construction plan initial scheme by optimizing each sub-project construction procedure, construction process and construction mode; s3, controlling the temperature of mass concrete of the open cut tunnel; Firstly, establishing an open cut tunnel concrete curing plan simulation model and a concrete curing temperature control model to form a concrete intelligent temperature control digital twin body, secondly, making and optimizing a concrete curing temperature control plan, finally, automatically identifying a curing stage where the concrete is located, executing a heating mode, a curing mode and a demolding preparation mode, simultaneously feeding intelligent perception data back to the concrete intelligent temperature control digital twin body in real time to form a whole process control closed loop of prediction-evaluation-decision-execution-feedback, and realizing the prediction optimization and real-time accurate regulation of the concrete curing temperature control plan model.
2. The digital twin-driven open-cut tunnel modularized intelligent construction control method of claim 1 is characterized in that the open-cut tunnel concrete maintenance plan simulation model is specifically as follows: The method comprises the steps of (1) setting model parameters and boundary conditions, simulating a concrete temperature field and a stress field, correcting a maintenance plan simulation model, making a concrete maintenance plan and optimizing the model parameters and the boundary conditions, (2) mainly setting material thermodynamic parameters, boundary conditions and control variables in the model parameters and the boundary conditions, (3) establishing a concrete temperature field and stress field simulation model mainly based on an open-cut tunnel parameterization information model and a finite element method by the concrete temperature field and stress field simulation part, simulating the open-cut tunnel concrete temperature field and stress field, dynamically simulating a temperature space-time change rule and a temperature stress evolution process in the lining concrete, and providing support for making, evaluating and optimizing the concrete maintenance temperature control plan, (4) making a dynamic correction plan simulation model parameter by mainly utilizing historical monitoring data and model twin data of the open-cut tunnel concrete temperature control twin data layer, and ensuring that the concrete maintenance plan simulation model can accurately draw an actual working condition concrete temperature control process, (5) making a concrete plan and optimizing part based on the open-cut tunnel concrete plan simulation model, simulating different temperature evolution and stress field safety and safety working condition characteristics, and optimizing the concrete temperature evolution and stress field.
3. The digital twin-driven open-cut tunnel modularized intelligent construction control method of claim 1 is characterized in that the required concrete curing temperature control model is characterized by automatically identifying the current curing stage of concrete according to real-time monitoring data and curing stage characteristics and executing a corresponding temperature control mode. (1) When the highest temperature in the concrete shows an ascending trend, the temperature difference of the inner surface is larger than the early warning threshold value, and the cooling rate exceeds the limit value, the temperature rising mode of the curing machine is started. (2) And when the highest temperature in the concrete shows a descending trend and the difference between the inside and the atmosphere is larger than the curing threshold value, executing a curing mode. And if the temperature difference of the internal surface is larger than the early warning threshold value and the cooling rate exceeds the limit value, starting a temperature rising mode of the maintenance machine. (3) And when the difference between the inside and the atmosphere is larger than the maintenance threshold value, entering a demolding preparation mode. And if the temperature difference of the internal surface is larger than the early warning threshold value and the cooling rate exceeds the limit value, starting a temperature rising mode of the maintenance machine. And finally generating a suggestion report for allowing the form to be removed until each index confirms that the form removal requirement is met.
4. The digital twinning driven intelligent construction management and control system for the open trench tunnel is characterized by comprising a physical entity layer, a virtual model layer, a twinning data layer, an application system layer and a connection interaction layer, wherein physical space construction management and operation data are transmitted to the virtual space twinning model, interaction feedback between the physical entity layer and the virtual model layer is realized through data flow of the connection interaction layer and the twinning data layer, a digital twinning body for the modularized intelligent construction of the open trench tunnel is established, and an intelligent construction management and control system for 'real-time perception-analysis prediction-intelligent decision-accurate execution' is formed through a parameterization information visualization module for the open trench tunnel, a modularized intelligent construction management module for the open trench tunnel and a large-volume concrete intelligent temperature control module for the open trench tunnel of the application system layer, so that the modularized intelligent construction management and control system for the digital twinning driven open trench tunnel is realized.
5. The digital twinning driven open-cut tunnel modularized intelligent construction management and control system according to claim 4, wherein the physical entity layer bears state sensing and real-time control tasks of engineering products and production factors, state data of a tunnel structure unit, constructors, intelligent equipment working units and construction environments are monitored in real time through a video monitor and an environment sensor, a construction plan formulated by an application system layer is received through a controller, construction task instructions are accurately executed by the constructors and the intelligent equipment units, real-time data of the physical entity layer are transmitted to a virtual model layer, a twinning data layer and a system application layer, and data sensing, control and transmission have standard communication interfaces and unified standardized communication protocols.
6. The digital twin-driven intelligent construction management and control system for the open trench tunnel is characterized in that the virtual model comprises an open trench tunnel parameterization information model, an open trench tunnel modularized intelligent construction multi-objective optimization model and an open trench tunnel mass concrete temperature control model, physical entity design parameters, environment parameters and running state data are perceived through a digital means, the data are fused with expert knowledge, the open trench tunnel modularized intelligent construction digital twin model is built, simulation and optimization based on the digital twin model are achieved, and the key for achieving simulation deduction, prediction early warning and decision support is achieved.
7. The digital twin-driven open-cut tunnel modularized intelligent construction management and control system is characterized in that a twin data layer consists of static data, dynamic data and model data which penetrate through the whole process of a physical entity layer, a virtual model layer and a system application layer, the twin data layer is the core driving force of an open-cut tunnel modularized intelligent construction digital twin model, the physical entity data mainly comprises physical entity layer production element data, construction process data and environment data, the virtual model data comprises virtual model layer model parameters, simulation data, evaluation, optimization and prediction data, the system application data comprises data of each system application module of the system application layer, and the fusion data is derivative data generated by analyzing and mining the construction process data through a comprehensive, association, clustering and regression data fusion algorithm.
8. The digital twin-driven intelligent construction management and control system for the open-cut tunnel is characterized in that a system application layer comprises an open-cut tunnel parameterization information visualization module, an open-cut tunnel modularized intelligent construction management module and an open-cut tunnel concrete intelligent temperature control module, system application services are provided for the open-cut tunnel modularized intelligent construction management and control under twin data driving, the open-cut tunnel parameterization information visualization module mainly serves for modeling and integrating parameterization information of a tunnel structure unit, a digital model foundation is provided for achieving construction management and concrete intelligent temperature control functions, the open-cut tunnel modularized intelligent construction management module mainly formulates and optimizes a construction plan, support is provided for the open-cut tunnel modularized intelligent construction management and control, and the open-cut tunnel concrete intelligent temperature control module comprises an open-cut tunnel concrete maintenance plan simulation sub-module and a concrete maintenance temperature control sub-module, mainly formulates and optimizes concrete maintenance temperature control.
9. The digital twinning driven open-cut tunnel modularized intelligent construction management and control system according to claim 4 is characterized in that a connection interaction layer is used as a bridge between a physical entity layer, a virtual model layer, a twinning data layer and an application system layer, supports are provided for digital twinning bidirectional mapping and real-time online connection based on engineering Internet of things technology, the key of realizing integrated interconnection and bridging of physical equipment and virtual equipment, protocol crossing and platform crossing intercommunication can be achieved, communication barriers among all stages of system modules of an intelligent construction system can be eliminated, continuous data collection of physical entities, systems and environments can be facilitated, and the basis of achieving computable, analyzable, optimizable and controllable whole-process digital twinning is also achieved.

Description

Digital twin-driven open-cut tunnel modularized intelligent construction management and control method and system Technical Field The invention belongs to the technical field of intelligent tunnel construction and management, and particularly relates to a digital twin-driven open-cut tunnel modularized intelligent construction management and control method and system. Background The main working procedures of open cut tunnel construction are foundation pit excavation and support, tunnel main body structure construction and backfill, and the like, and the method has the advantages that the construction working procedure is relatively simple, the construction cost is lower than that of a subsurface excavation method, the construction quality is relatively easy to control, and the like, so that the construction requirements of long open cut tunnels are increasingly increased. Under the background of rapid development of the digital intelligence technology, the industrialization of the open cut tunnel construction, digital intelligence and the deep fusion of construction control are urgently needed to be realized, the uncertainty and risk hidden danger in the open cut tunnel construction process are reduced, the construction efficiency and quality of the long and large open cut tunnel are practically improved, and the construction cost and the construction safety risk are reduced. The traditional open cut tunnel at home and abroad is generally constructed by adopting a trolley, and the walking demoulding control of the traditional tunnel trolley is single-point manual operation, so that the traditional open cut tunnel is lack of effective centralized control and safety monitoring. The lining steel bars are installed on the template trolley, the traditional steel bar trolley is mostly manufactured on site by an operation team, no hydraulic system exists, the installation precision of the steel bar clamp lining steel bars is low, the steel bar trolley is free of walking, positioning and adjusting systems, the walking and positioning efficiency is low, the pedestrian passageway and the adjacent side protection arrangement are simpler, the structural rigidity and the stability are poor, potential safety hazards exist, the labor intensity of steel bar hoisting and positioning is high, the labor consumption is high, and the safety risk is high. Disclosure of Invention Aiming at the defects existing in the prior art, the invention provides a digital twin-driven open-cut tunnel modularized intelligent construction management and control method and system. The method aims at realizing the whole process optimization closed-loop management of the construction management plan optimization and the intelligent construction management and control, the concrete maintenance plan optimization and the intelligent maintenance temperature control of the open-cut tunnel through the real-time data interaction between the digital twin model and the construction site of the open-cut tunnel, and constructing high-quality engineering products by quality improvement, cost reduction and efficiency improvement. The intelligent construction management multi-objective optimization model of the digital twin-driven open-cut tunnel is established, the construction working procedures, construction processes and construction modes of each sub-sub project are optimized, the intelligent construction management multi-objective optimization management and control of the open-cut tunnel is achieved under the established constraint conditions, the general temperature control model of the digital twin-driven open-cut tunnel is established, the simulation optimization and the intelligent maintenance temperature control of a concrete maintenance plan are achieved, a construction management and control technical system which is perceived in real time, dynamically analyzed, intelligently decided and accurately executed is established based on the digital twin technology, the on-site operation work efficiency, construction quality and safety level are improved, and the construction cost and environmental influence are reduced. The method has the core that a multi-objective optimization model for construction management of the open tunnel is established to realize comprehensive optimization of main objectives such as quality, construction period, cost and the like, a mass concrete temperature control model of the open tunnel is established, correction and simulation prediction of a concrete temperature field and a stress field calculation model driven by data are utilized to realize optimization of a concrete curing plan, and the intelligent curing temperature control model is utilized to realize real-time concrete curing temperature control according to a heating mode, a curing mode and a demolding preparation mode. The invention provides a digital twin-driven open-cut tunnel modularized intelligent construction management and control method, which comprises