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CN119559338A - Three-dimensional visualization control system for excavation quality in canal waterway construction area - Google Patents

Three-dimensional visualization control system for excavation quality in canal waterway construction area Download PDF

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CN119559338A
CN119559338A CN202510096162.8A CN202510096162A CN119559338A CN 119559338 A CN119559338 A CN 119559338A CN 202510096162 A CN202510096162 A CN 202510096162A CN 119559338 A CN119559338 A CN 119559338A
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data
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quality
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郭天润
陶诚忠
王劼耘
张海杰
赵化锐
王宇龙
原国智
顾钊豪
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CCCC Shanghai Dredging Co Ltd.
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CCCC Shanghai Dredging Co Ltd.
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Abstract

本发明公开了运河航道施工区域开挖质量三维可视化控制系统，属于建筑工程技术领域。本系统包括三维扫描装置、数据处理装置、三维可视化展示模块、质量对比检测模块、系统控制决策模块、远程通信监控模块以及历史数据存储模块，通过三维扫描装置实时获取施工现场的三维数据，并将这些数据与设计图纸生成的标准三维模型进行对比，精准检测出偏差区域，提高施工精度和质量，确保施工始终符合设计要求，将施工现场的实时数据转化为三维模型，帮助施工人员快速识别问题并及时调整，为施工人员提供自动化的修正建议，优化了施工方法、设备选择及资源配置，大幅提升了施工效率，通过远程通信和远程控制功能，能够满足远距离、高效率的施工需求。

The present invention discloses a three-dimensional visualization control system for the excavation quality of a canal waterway construction area, and belongs to the technical field of construction engineering. The system includes a three-dimensional scanning device, a data processing device, a three-dimensional visualization display module, a quality comparison detection module, a system control decision module, a remote communication monitoring module, and a historical data storage module. The three-dimensional data of the construction site is obtained in real time through the three-dimensional scanning device, and these data are compared with the standard three-dimensional model generated by the design drawings, and the deviation area is accurately detected to improve the construction accuracy and quality, ensure that the construction always meets the design requirements, convert the real-time data of the construction site into a three-dimensional model, help construction personnel quickly identify problems and make timely adjustments, provide construction personnel with automated correction suggestions, optimize construction methods, equipment selection and resource allocation, greatly improve construction efficiency, and meet the needs of long-distance and high-efficiency construction through remote communication and remote control functions.

Description

Three-dimensional visual control system for excavation quality of canal channel construction area
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a three-dimensional visual control system for excavation quality of a canal channel construction area.
Background
In the traditional canal channel construction process, the monitoring and progress management of construction quality are always challenges with great difficulty.
However, because the construction site environment is complex, the construction process is long and variable, the traditional manual detection and site measurement method often cannot accurately reflect the construction state in real time, and construction deviation and hidden quality hazards are easily caused. In addition, the deviation between the construction design drawing and the actual construction process is difficult to discover and correct in time, so that the overall quality and progress of the engineering are affected, the existing intelligent monitoring system lacks real-time decision support and automatic adjustment capability, and the problems in the construction process often need to be judged and corrected manually, so that the efficiency is low.
Disclosure of Invention
The invention aims to provide a three-dimensional visual control system for the excavation quality of a canal channel construction area, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme that the three-dimensional visual control system for the excavation quality of the canal channel construction area comprises the following components:
three-dimensional scanning device for:
Scanning a construction site, acquiring three-dimensional scanning data in real time and generating point cloud data;
data processing means for:
Receiving point cloud data from a three-dimensional scanning device, preprocessing the point cloud data, and converting the point cloud data into a visualized real-time three-dimensional model;
the three-dimensional visual display module is used for:
The processed real-time three-dimensional model is visually displayed through an external image display device, and an identifier, comments and real-time data are superimposed on the real-time three-dimensional model;
The quality comparison detection module is used for:
converting the construction design drawing into a standard three-dimensional model, comparing the real-time three-dimensional model with the standard three-dimensional model to obtain model deviation, identifying a region in which the model deviation exceeds a preset threshold value, marking the region to be corrected, and generating a quality report;
the system control decision module is used for:
receiving feedback of the quality comparison detection module, combining construction history data and field real-time data, generating correction advice and sending an adjustment instruction to a construction field personnel;
The remote communication monitoring module is used for:
transmitting field data to a remote control center in real time based on network communication facilities arranged on a construction site, and receiving a remote control instruction for equipment;
a history data storage module for:
Storing data and a model acquired and generated by a three-dimensional scanning device, a data processing device, a three-dimensional visual display module, a quality comparison detection module, a system control decision module and a remote communication monitoring module in the construction process;
a prediction module for:
acquiring quality reports generated by a quality comparison detection module, determining the quality reports corresponding to P construction sites according to the same time interval, performing numerical processing on the quality reports to form a set S, WhereinFor the value of the first quality report, i.e. the value at the time furthest from the current time,The value of the quality report at the current time, namely the value of the quality report corresponding to the P-th construction site;
Determining a monitoring function for the quality report;
Wherein, As a monitoring function for quality reporting; For the i-th value of the set S, For the ith time period, the first time period,In order to achieve a peripheral rate of the material,For the monitoring coefficients to be solved for, i=1, 2 a. P;
solving for the monitoring coefficient ;
Based on four containing unknownsSolving the equation to obtain the monitoring coefficient;
Obtaining a prediction function according to the monitoring coefficient obtained by solving;
Wherein, In order to predict the function of the object,For the number of times from P times onward, positive integer, x=1, 2..n;
and determining a construction time period according to the construction requirement, determining a maximum X value, and generating a quality early warning prompt when the value obtained by determining the prediction function is smaller than a preset quality threshold based on the maximum X value.
Further, the three-dimensional scanning device is arranged in a construction area, the scanning angle and the frequency are dynamically adjusted according to the construction progress, and three-dimensional scanning data acquired by the three-dimensional scanning device in real time are transmitted to the data processing device in a wireless or wired communication mode.
Further, the data processing device is further configured to:
receiving point cloud data from a three-dimensional scanning device through wireless or wired communication, wherein the point cloud data comprises space coordinate information of each point in a scanning area;
Preprocessing point cloud data and carrying out coordinate normalization processing;
generating a real-time three-dimensional model based on the processed point cloud data, wherein the real-time three-dimensional model comprises morphological characteristics of a construction area, and the morphological characteristics comprise excavation depth, earthwork quantity and side slope angle;
According to the known coordinate points and the reference points of the construction site, the real-time three-dimensional model coordinate system is adjusted to be an actual coordinate system of the construction site;
generating marking points and measuring points on the real-time three-dimensional model, wherein the generating of the marking points and the measuring points integrates the data of each measuring point and each measuring point into the real-time three-dimensional model according to a construction drawing, a design requirement and on-site actual scanning data;
The marking points are used for marking the areas and the features which need to be concerned in the construction process, and the measuring points are used for detecting and verifying the actual size and the shape.
Further, the three-dimensional visual display module includes:
A model rendering unit configured to:
Receiving a real-time three-dimensional model from a data processing device;
Converting the real-time three-dimensional model into computer graphic representation according to the data of the real-time three-dimensional model, and displaying the real-time three-dimensional model on an image display device through a graphic rendering algorithm, wherein the graphic rendering algorithm comprises polygon modeling, illumination calculation and shadow processing;
the model rendering unit and the data processing device keep real-time data exchange, and real-time adjustment and presentation are carried out according to the on-site construction progress and the data update of the real-time three-dimensional model;
A data superimposing unit configured to:
receiving point location data of a marking point and a measuring point from a data processing device, wherein the point location data comprises a marking area, deviation data and notes;
generating marking points and measuring points on the real-time three-dimensional model according to the position determined by the point cloud data and the construction drawing, and dynamically adjusting the visual effects of the marking points and the measuring points according to the actual condition of the construction site and the visual angle of the real-time three-dimensional model;
Superposing real-time data of a construction site onto the real-time three-dimensional model, wherein the real-time data comprises excavation progress, earthwork quantity and slope angle;
and the data superposition unit superimposes the construction quality report, the deviation condition and the correction suggestion on the model according to the feedback of the quality comparison detection module.
Further, the quality comparison detection module includes:
A standard model generating unit for:
receiving a construction design drawing, and extracting design data in the construction design drawing, wherein the design data comprises geometric form, size, depth, earthwork and slope angle information;
According to the design data in the construction design drawing, converting the design data into a standard three-dimensional model;
adjusting the coordinate system of the standard three-dimensional model to be an actual coordinate system of a construction site;
A deviation detecting unit for:
receiving a standard three-dimensional model and a real-time three-dimensional model;
Comparing geometric deviation between the standard three-dimensional model and the real-time three-dimensional model, wherein the calculation of the geometric deviation comprises calculation of spatial distance, angle and depth difference, and obtaining a deviation value of each region;
Setting a deviation threshold, and identifying a region in which the deviation value exceeds an allowable deviation range according to a calculation result of the deviation threshold to the deviation value, so as to generate a deviation detection result, wherein the deviation detection result comprises a deviation region, the deviation value and a deviation type;
Marking a deviation area on the real-time three-dimensional model, and displaying the deviation area through a three-dimensional visual display module;
a quality feedback generation unit for:
a quality report is generated based on the deviation detection results, the content of the quality report including the location of each deviation zone and the deviation value.
Further, the system control decision module includes:
A deviation judging unit for:
receiving a deviation detection result from a quality comparison detection module;
setting a tolerance threshold, wherein the tolerance threshold is dynamically adjusted according to the requirements of a construction stage, a construction progress and a construction area;
Comparing the deviation value of each deviation area with a tolerance threshold value, automatically judging whether the deviation value exceeds an allowable range, and if the deviation value exceeds the threshold value range of the tolerance threshold value, marking the current deviation area as an area to be corrected;
a correction advice generation unit configured to:
Based on the deviation judging result and the historical construction data, making a correction suggestion for each deviation area, wherein the correction suggestion comprises an adjustment construction method, equipment type, personnel equipment and construction sequence adjustment;
Summarizing all correction suggestions, and generating a correction suggestion report;
And automatically sending an adjustment instruction to a construction site personnel based on the correction proposal report, wherein the content of the adjustment instruction comprises resource allocation, progress adjustment and construction strategy adjustment.
Further, the remote communication monitoring module is further configured to:
The method comprises the steps of acquiring data of a three-dimensional scanning device and a data processing device of a construction site in real time in a wireless and wired mode, and updating the data to a remote control center in real time;
Feeding back equipment state data of the construction field equipment to a remote control center in real time, wherein the equipment state data comprises the working state and the operation parameters of the equipment;
Receiving a remote control command sent by a remote control center to equipment on a construction site through a communication platform, wherein the remote control command comprises commands for starting, stopping and adjusting working parameters of the equipment;
automatically adjusting the working state of the equipment according to the remote control instruction;
each time the device executes a remote control instruction, a confirmation message will be sent to the remote control center.
Further, the history data storage module is further configured to:
when inquiring the stored data, authenticating the identity and authority of the inquiring user;
Data encryption is carried out on the data in the storage and transmission processes;
and configuring a disaster recovery mechanism, and recovering through backup data when data loss or system crash occurs.
Further, the construction process verification module is used for:
calculating a first construction index of the construction area based on the earth volume of the construction area, the maximum diameter and the minimum diameter of the construction area and the depth of the construction area in the real-time three-dimensional model generated by the data processing device;
Wherein, The first construction index is a construction area; In order to achieve a peripheral rate of the material, For the amount of earth in the construction area,Is the maximum diameter of the construction area; for the smallest diameter of the construction area, Is the depth of the construction area; to integrate a function with x, said Is that;
Acquiring a picture of the construction area, converting the picture into a pixel point matrix B after graying, and calculating a second construction index of the construction area;
Wherein, As an intermediate parameter, a parameter which is a function of the parameter,The value of the ith row and the jth column of the matrix B is L, the number of rows of the matrix B, m is the number of columns of the matrix B, and DE is a second construction index of the construction area; i=1, 2 the number of the groups of the group of the groups, a. The preparation method comprises the steps of (1);
determining a verification result of a construction process of the construction area according to the first construction index and the first construction index of the construction area;
Wherein rt is the verification result of the construction process of the construction area; is a natural constant; is a logarithmic function based on e;
And when the verification result rt is determined to be larger than the preset threshold value, the construction process verification of the construction area is indicated to pass, otherwise, the construction process verification of the construction area is indicated to not pass.
Compared with the prior art, the invention has the beneficial effects that:
1. According to the invention, through the close cooperation of the three-dimensional scanning device, the data processing device and the quality comparison detection module, the three-dimensional data of the construction site can be accurately obtained and compared with the standard three-dimensional model generated by the design drawing, the point cloud data of the construction site can be obtained and processed in real time, the system can rapidly identify the areas with the design deviation, particularly the parts exceeding the allowable tolerance range, the construction quality is greatly improved, the hidden quality trouble caused by the manual detection is reduced, the construction operator can timely adjust the construction operation according to the real-time deviation data, the construction quality of each stage is ensured to always accord with the design standard, the quality defect possibly occurring in the traditional construction is avoided, and the construction precision and reliability are greatly improved.
2. According to the invention, three-dimensional scanning, data processing, visual display and decision support functions are highly integrated, real-time data of a construction site can be converted into an intuitive three-dimensional visual model, seamless data interaction is realized between the construction site and a remote control center, a manager can check key information such as construction progress, construction quality, construction deviation and the like in real time through the three-dimensional visual display module, change of the construction site is monitored in real time, work efficiency of site constructors is improved, a remote manager can make accurate decisions at any time, a system control decision module combines historical data with real-time data, scientific correction suggestions are provided for the constructors through an intelligent algorithm, a construction strategy can be automatically adjusted, construction method, equipment selection and resource allocation are optimized, comprehensive management level of construction is improved, remote control instructions can be accepted by means of a remote communication monitoring module, remote control and system of the construction site, operations such as remote regulation and parameter adjustment of the equipment are realized, and flexibility and response speed of construction management are further improved.
3. The historical data storage module realizes the centralized storage and efficient management of various data in the construction process, adopts a strict data encryption and authority control mechanism, ensures the safety of the data in the storage and transmission processes, effectively prevents the data from being revealed and illegally accessed, ensures the confidentiality and the integrity of the construction data, provides complete construction data recording and auditing functions for projects along with the continuous accumulation of the historical data, not only facilitates the tracing and management of the construction progress, but also provides reliable basis for the subsequent quality evaluation and problem solving, enhances the transparency and responsibility tracing capability of project management, promotes the long-term sustainability of project projects, and also provides powerful support for the quality management and risk management of the projects.
Drawings
Fig. 1 is a schematic diagram of a three-dimensional visual control system for excavation quality.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present invention provides the following technical solutions:
Three-dimensional visual control system of canal channel construction area excavation quality includes:
three-dimensional scanning device for:
Scanning a construction site, acquiring three-dimensional scanning data in real time and generating point cloud data, wherein the three-dimensional scanning device is arranged in a construction area, dynamically adjusts the scanning angle and frequency according to the construction progress, and transmits the three-dimensional scanning data acquired by the three-dimensional scanning device in real time to the data processing device in a wireless or wired communication mode;
data processing means for:
Receiving point cloud data from a three-dimensional scanning device, preprocessing the point cloud data, and converting the point cloud data into a visualized real-time three-dimensional model;
the three-dimensional visual display module is used for:
The processed real-time three-dimensional model is visually displayed through an external image display device, and an identifier, comments and real-time data are superimposed on the real-time three-dimensional model;
The quality comparison detection module is used for:
converting the construction design drawing into a standard three-dimensional model, comparing the real-time three-dimensional model with the standard three-dimensional model to obtain model deviation, identifying a region in which the model deviation exceeds a preset threshold value, marking the region to be corrected, and generating a quality report;
the system control decision module is used for:
receiving feedback of the quality comparison detection module, combining construction history data and field real-time data, generating correction advice and sending an adjustment instruction to a construction field personnel;
The remote communication monitoring module is used for:
transmitting field data to a remote control center in real time based on network communication facilities arranged on a construction site, and receiving a remote control instruction for equipment;
a history data storage module for:
The method comprises the steps of storing data and models acquired and generated by a three-dimensional scanning device, a data processing device, a three-dimensional visual display module, a quality comparison detection module, a system control decision module and a remote communication monitoring module in the construction process, authenticating the identity and authority of a querying user when querying the stored data, encrypting the data in the storage and transmission process, configuring a disaster recovery mechanism, and recovering through backup data when data loss or system breakdown occurs.
A prediction module for:
acquiring quality reports generated by a quality comparison detection module, determining the quality reports corresponding to P construction sites according to the same time interval, performing numerical processing on the quality reports to form a set S, WhereinFor the value of the first quality report, i.e. the value at the time furthest from the current time,The value of the quality report at the current time, namely the value of the quality report corresponding to the P-th construction site;
Determining a monitoring function for the quality report;
Wherein, As a monitoring function for quality reporting; For the i-th value of the set S, For the ith time period, the first time period,In order to achieve a peripheral rate of the material,For the monitoring coefficients to be solved for, i=1, 2 a. P;
solving for the monitoring coefficient ;
Based on four containing unknownsSolving the equation to obtain the monitoring coefficient;
Obtaining a prediction function according to the monitoring coefficient obtained by solving;
Wherein, In order to predict the function of the object,For the number of times from P times onward, positive integer, x=1, 2..n;
and determining a construction time period according to the construction requirement, determining a maximum X value, and generating a quality early warning prompt when the value obtained by determining the prediction function is smaller than a preset quality threshold based on the maximum X value.
The working principle of the technical scheme is that quality reports of P construction sites are collected according to fixed time intervals, and the quality reports are subjected to numerical processing to form a set S. A monitoring function L (S) is defined which is used to evaluate the difference between the actual quality report value and the predicted value. The monitoring function L (S) is obtained by summing the squares of the differences between each value in the set S and the calculation of a particular expression. This expression contains the monitoring coefficient ∂ 1、∂2、∂3、∂4 and the trigonometric function calculation associated with the number i. The monitoring coefficients are solved by a series of equations derived by deflecting the monitoring function about each monitoring coefficient and making it equal to 0 in order to find the monitoring coefficient value that optimizes the monitoring function. Once the monitoring coefficients are solved, a prediction function f (X) is obtained which predicts the future quality condition based on the previously determined monitoring coefficients and the new number X. Where X is the number of times after P times. And determining a construction time period according to the construction requirement, and determining the maximum X value. And generating a quality early warning prompt when the value obtained by the prediction function f (X) is smaller than a preset quality threshold value based on the maximum X value.
The technical scheme has the beneficial effects that the monitoring coefficient is solved by utilizing a mathematical method through collecting and analyzing historical quality report data, so that a prediction function is constructed. The prediction function can predict the quality condition of future construction sites and generate quality early warning prompts when necessary, thereby helping constructors to take measures in advance and ensuring the construction quality. The method improves the quality management efficiency and accuracy of the construction site, and is beneficial to reducing the occurrence of quality problems.
In the embodiment, the three-dimensional scanning device can acquire the construction site information with higher precision in a shorter time, dynamically adjust the scanning angle and frequency, adapt to the continuous changing requirement of the construction site, generate an accurate three-dimensional model through the data acquired in real time, help constructors to more intuitively understand the state of the construction site, discover potential problems in time, reduce construction errors and delays, transmit the data to the data processing device in a wireless or wired communication mode, ensure the real-time performance and the integrity of the data, ensure that constructors can acquire the latest information of the construction area at any moment through continuous real-time data acquisition, and provide powerful support for construction quality control and progress scheduling.
In the embodiment, by integrating advanced three-dimensional scanning, data processing, visual display, quality detection, control decision, remote communication monitoring and other technical modules, efficient management and accurate control in the construction process are realized, data are collected in real time on a construction site, and a high-precision three-dimensional model is generated, so that constructors, quality control personnel and decision makers can timely master construction progress, construction quality and equipment state, and engineering quality and progress are ensured to reach an optimal control level.
In the embodiment, through visual display of real-time data, constructors can intuitively check the condition of a construction site, so that errors and hysteresis problems possibly occurring in traditional manual measurement are avoided, the quality comparison detection module can automatically identify construction deviation through comparison with a design drawing, correction suggestions are given in real time, and efficiency and accuracy of construction quality control are greatly improved.
In the embodiment, the system accumulates a large amount of construction data through the historical data storage module, data support is provided for follow-up construction optimization, meanwhile, the requirement of manual intervention is reduced through real-time data transmission and equipment control of the remote communication monitoring module, the automation and intelligent level of the construction process is improved, the multiple modules of the system work cooperatively, the transparency, accuracy and efficiency of the construction process are greatly improved, and the manual error and the construction risk are reduced.
The data processing device is also used for:
receiving point cloud data from a three-dimensional scanning device through wireless or wired communication, wherein the point cloud data comprises space coordinate information of each point in a scanning area;
Preprocessing point cloud data and carrying out coordinate normalization processing;
generating a real-time three-dimensional model based on the processed point cloud data, wherein the real-time three-dimensional model comprises morphological characteristics of a construction area, and the morphological characteristics comprise excavation depth, earthwork quantity and side slope angle;
According to the known coordinate points and the reference points of the construction site, the real-time three-dimensional model coordinate system is adjusted to be an actual coordinate system of the construction site;
generating marking points and measuring points on the real-time three-dimensional model, wherein the generating of the marking points and the measuring points integrates the data of each measuring point and each measuring point into the real-time three-dimensional model according to a construction drawing, a design requirement and on-site actual scanning data;
The marking points are used for marking the areas and the features which need to be concerned in the construction process, and the measuring points are used for detecting and verifying the actual size and the shape.
In the embodiment, the data processing device performs preprocessing and conversion on the point cloud data acquired by the three-dimensional scanning device to generate a real-time three-dimensional model, performs coordinate normalization and morphological feature extraction on the original point cloud data, and interfaces the real-time three-dimensional model with an actual coordinate system of a construction site, so that the accuracy of the data is ensured, a constructor can quickly obtain an accurate construction site model through efficient data processing of the data processing device, an accurate basis is provided for subsequent quality detection, progress tracking and decision making, and a marked point and a measuring point generated on the real-time three-dimensional model can intuitively display construction progress and potential quality problems, so that the construction site management is more scientific and efficient.
A three-dimensional visual display module comprising:
A model rendering unit configured to:
Receiving a real-time three-dimensional model from a data processing device;
Converting the real-time three-dimensional model into computer graphic representation according to the data of the real-time three-dimensional model, and displaying the real-time three-dimensional model on an image display device through a graphic rendering algorithm, wherein the graphic rendering algorithm comprises polygon modeling, illumination calculation and shadow processing;
the model rendering unit and the data processing device keep real-time data exchange, and real-time adjustment and presentation are carried out according to the on-site construction progress and the data update of the real-time three-dimensional model;
A data superimposing unit configured to:
receiving point location data of a marking point and a measuring point from a data processing device, wherein the point location data comprises a marking area, deviation data and notes;
generating marking points and measuring points on the real-time three-dimensional model according to the position determined by the point cloud data and the construction drawing, and dynamically adjusting the visual effects of the marking points and the measuring points according to the actual condition of the construction site and the visual angle of the real-time three-dimensional model;
Superposing real-time data of a construction site onto the real-time three-dimensional model, wherein the real-time data comprises excavation progress, earthwork quantity and slope angle;
and the data superposition unit superimposes the construction quality report, the deviation condition and the correction suggestion on the model according to the feedback of the quality comparison detection module.
In the embodiment, the three-dimensional model after real-time processing is rendered through a computer graphic processing technology and displayed on an external image display device, visual construction site information is provided for construction managers, and the displayed three-dimensional model has high realism and operability through graphic rendering algorithms such as polygon modeling, illumination calculation, shadow processing and other technologies, so that the constructors can be helped to deeply understand various characteristics of a construction area, the visual effect is further enhanced by superposing real-time data of the construction site into the three-dimensional model, the model is updated in real time, display content is adjusted according to construction progress, the constructors are helped to know the progress of the current construction stage and various construction parameters, and accordingly more accurate construction adjustment and resource allocation are achieved.
Quality contrast detection module includes:
A standard model generating unit for:
receiving a construction design drawing, and extracting design data in the construction design drawing, wherein the design data comprises geometric form, size, depth, earthwork and slope angle information;
According to the design data in the construction design drawing, converting the design data into a standard three-dimensional model;
adjusting the coordinate system of the standard three-dimensional model to be an actual coordinate system of a construction site;
A deviation detecting unit for:
receiving a standard three-dimensional model and a real-time three-dimensional model;
Comparing geometric deviation between the standard three-dimensional model and the real-time three-dimensional model, wherein the calculation of the geometric deviation comprises calculation of spatial distance, angle and depth difference, and obtaining a deviation value of each region;
Setting a deviation threshold, and identifying a region in which the deviation value exceeds an allowable deviation range according to a calculation result of the deviation threshold to the deviation value, so as to generate a deviation detection result, wherein the deviation detection result comprises a deviation region, the deviation value and a deviation type;
Marking a deviation area on the real-time three-dimensional model, and displaying the deviation area through a three-dimensional visual display module;
a quality feedback generation unit for:
a quality report is generated based on the deviation detection results, the content of the quality report including the location of each deviation zone and the deviation value.
In the embodiment, the core function of the quality comparison detection module is to convert a construction design drawing into a standard three-dimensional model, compare the standard three-dimensional model with a real-time three-dimensional model generated on site, identify deviation areas, automatically calculate geometric deviations among the models, including differences of space distance, angle and depth, discover any deviation occurring in the construction process in time, judge which deviation exceeds a preset allowable range by setting a deviation threshold value, generate a quality report, clearly indicate areas needing correction, reduce the workload of manual inspection and quality control, greatly improve the precision and efficiency of construction quality control, and visually identify the deviation areas by combining with the three-dimensional visual display module, ensure that constructors can discover and correct problems in the first time, and avoid serious quality problems.
A system control decision module comprising:
A deviation judging unit for:
receiving a deviation detection result from a quality comparison detection module;
setting a tolerance threshold, wherein the tolerance threshold is dynamically adjusted according to the requirements of a construction stage, a construction progress and a construction area;
Comparing the deviation value of each deviation area with a tolerance threshold value, automatically judging whether the deviation value exceeds an allowable range, and if the deviation value exceeds the threshold value range of the tolerance threshold value, marking the current deviation area as an area to be corrected;
a correction advice generation unit configured to:
Based on the deviation judging result and the historical construction data, making a correction suggestion for each deviation area, wherein the correction suggestion comprises an adjustment construction method, equipment type, personnel equipment and construction sequence adjustment;
Summarizing all correction suggestions, and generating a correction suggestion report;
And automatically sending an adjustment instruction to a construction site personnel based on the correction proposal report, wherein the content of the adjustment instruction comprises resource allocation, progress adjustment and construction strategy adjustment.
In the above embodiment, by receiving the feedback of the quality comparison detection module and combining the construction history data and the real-time data, the system can automatically generate the correction advice, send the adjustment instruction to the construction site personnel, dynamically adjust the tolerance threshold according to different construction stages, construction areas and construction progress, accurately judge whether to take the correction measures, automatically send the adjustment instruction to the construction site personnel according to the report of the correction advice, instruct the constructor to optimally adjust the construction method, equipment type, personnel allocation and construction sequence, realize the fine management in the construction process, improve the overall efficiency and quality of construction, and reduce the construction risk and cost.
The remote communication monitoring module is further used for:
The method comprises the steps of acquiring data of a three-dimensional scanning device and a data processing device of a construction site in real time in a wireless and wired mode, and updating the data to a remote control center in real time;
Feeding back equipment state data of the construction field equipment to a remote control center in real time, wherein the equipment state data comprises the working state and the operation parameters of the equipment;
Receiving a remote control command sent by a remote control center to equipment on a construction site through a communication platform, wherein the remote control command comprises commands for starting, stopping and adjusting working parameters of the equipment;
automatically adjusting the working state of the equipment according to the remote control instruction;
each time the device executes a remote control instruction, a confirmation message will be sent to the remote control center.
In the above embodiment, the main function of the remote communication monitoring module is to realize real-time data transmission and remote control of equipment between the construction site and the remote control center, the data and equipment state of the construction site can be fed back to the remote control center in real time, a manager can know the progress condition and the equipment running state of the construction site in time, and when equipment faults or construction deviations occur, the remote control center can send out instructions through the module to adjust the working state of the field equipment, so that manual intervention is reduced, the automation level of the construction process is improved, the space limitation of the field construction and remote management is broken, and the flexibility and the response speed of the management of the construction site are improved.
Further, the construction process verification module is used for:
calculating a first construction index of the construction area based on the earth volume of the construction area, the maximum diameter and the minimum diameter of the construction area and the depth of the construction area in the real-time three-dimensional model generated by the data processing device;
Wherein, The first construction index is a construction area; In order to achieve a peripheral rate of the material, For the amount of earth in the construction area,Is the maximum diameter of the construction area; for the smallest diameter of the construction area, Is the depth of the construction area; to integrate a function with x, said Is that;
Acquiring a picture of the construction area, converting the picture into a pixel point matrix B after graying, and calculating a second construction index of the construction area;
Wherein, As an intermediate parameter, a parameter which is a function of the parameter,The value of the ith row and the jth column of the matrix B is L, the number of rows of the matrix B, m is the number of columns of the matrix B, and DE is a second construction index of the construction area; i=1, 2 the number of the groups of the group of the groups, a. The preparation method comprises the steps of (1);
determining a verification result of a construction process of the construction area according to the first construction index and the first construction index of the construction area;
Wherein rt is the verification result of the construction process of the construction area; is a natural constant; is a logarithmic function based on e;
And when the verification result rt is determined to be larger than the preset threshold value, the construction process verification of the construction area is indicated to pass, otherwise, the construction process verification of the construction area is indicated to not pass.
The working principle of the technical scheme is that a first construction index (ZB) of a construction area is calculated by using a given formula based on the earthwork, the maximum diameter, the minimum diameter and the depth of the construction area in a real-time three-dimensional model. The formula takes into account the shape (described by maximum and minimum diameters) and the amount of earth and the integral calculation of depth of the construction area. This index comprehensively reflects some of the geometric and earthwork-related characteristics of the construction area. And obtaining a picture of the construction area, and converting the picture into a pixel point matrix B after graying. The average gray value (jz) and gray standard Deviation (DE) of the matrix B are calculated as the second construction index of the construction area using a given formula. The average gray value reflects the overall brightness of the image, and the gray standard deviation reflects the degree of variation in the brightness of the image. According to the first construction index (ZB) and the second construction index (jz and DE), a verification result (rt) of the construction process is calculated using a given formula. The formula combines the logarithmic value, the average gray value and the square term and the primary term of the gray standard deviation of the first construction index, and carries out operation through an exponential function. The verification result (rt) is a value between 0 and 1, which is used to indicate the conformity of the construction process. The verification result (rt) is compared with a preset threshold. If the verification result is larger than the preset threshold value, the verification result indicates that the construction process verification of the construction area is passed, and otherwise, the verification result indicates that the construction process verification is not passed.
The technical scheme has the beneficial effects that the construction process verification module determines the verification result of the construction process by calculating the first construction index and the second construction index of the construction area and comprehensively evaluating the two indexes. The method combines the information of the shape, the earthwork quantity, the image gray level and the like of the construction area, and can evaluate the conformity degree of the construction process more comprehensively. By setting the preset threshold, the construction process can be automatically verified and judged, and the efficiency and accuracy of construction management are improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should be covered by the protection scope of the present invention by making equivalents and modifications to the technical solution and the inventive concept thereof.

Claims (9)

1.运河航道施工区域开挖质量三维可视化控制系统，其特征在于，包括：1. A three-dimensional visual control system for excavation quality in the canal waterway construction area, characterized by including: 三维扫描装置，用于：3D scanning device for: 对施工现场进行扫描，实时获取三维扫描数据并生成点云数据；Scan the construction site, obtain 3D scanning data in real time and generate point cloud data; 数据处理装置，用于：Data processing means for: 接收来自三维扫描装置的点云数据，对点云数据进行预处理，将点云数据转换为可视化的实时三维模型；Receive point cloud data from a 3D scanning device, pre-process the point cloud data, and convert the point cloud data into a visual real-time 3D model; 三维可视化展示模块，用于：3D visualization module for: 通过外接图像显示装置可视化展示处理后的实时三维模型，在实时三维模型上叠加标识符、注释及实时数据；Visually displaying the processed real-time three-dimensional model through an external image display device, and superimposing identifiers, annotations and real-time data on the real-time three-dimensional model; 质量对比检测模块，用于：Quality comparison detection module, used for: 将施工设计图纸转换为标准三维模型，对比实时三维模型以及标准三维模型得到模型偏差，识别模型偏差超出预设阈值的区域，并标记出需要修正的区域，生成质量报告；Convert construction design drawings into standard 3D models, compare the real-time 3D model with the standard 3D model to obtain model deviations, identify areas where model deviations exceed preset thresholds, mark areas that need correction, and generate quality reports; 系统控制决策模块，用于：System control decision module, used for: 接收质量对比检测模块的反馈，结合施工历史数据与现场实时数据，生成修正建议并向施工现场人员发出调整指令；Receive feedback from the quality comparison and detection module, combine historical construction data with real-time on-site data, generate correction suggestions and issue adjustment instructions to construction site personnel; 远程通信监控模块，用于：Remote communication monitoring module for: 基于施工现场布设的网络通信设施，将现场数据实时传输到远程控制中心，接收对设备的远程控制指令；Based on the network communication facilities deployed at the construction site, the on-site data is transmitted to the remote control center in real time to receive remote control instructions for the equipment; 历史数据存储模块，用于：Historical data storage module, used for: 存储施工过程中三维扫描装置、数据处理装置、三维可视化展示模块、质量对比检测模块、系统控制决策模块以及远程通信监控模块采集并生成的数据和模型；Store the data and models collected and generated by the 3D scanning device, data processing device, 3D visualization display module, quality comparison detection module, system control decision module and remote communication monitoring module during the construction process; 预测模块，用于：Prediction module for: 获取质量对比检测模块生成的质量报告，按相同的时间间隔，确定P次施工现场对应的质量报告，并对质量报告进行数值化处理，形成集合S，，其中为第一次质量报告的值，即离当前时间最远的那次时间下的值，为当前时间的质量报告的值，即第P次施工现场对应的质量报告的值；Obtain the quality reports generated by the quality comparison and detection module, determine the quality reports corresponding to P construction sites at the same time interval, and perform numerical processing on the quality reports to form a set S. ,in is the value of the first quality report, that is, the value at the time farthest from the current time. is the value of the quality report at the current time, that is, the value of the quality report corresponding to the Pth construction site; 确定对质量报告的监测函数；Determine monitoring functions for quality reporting; ; ; 其中，为对质量报告的监测函数； 为集合S的第i个值，为第i次，为圆周率，为所需求解的监测系数，i=1、2、3……P；in, To monitor the quality of the report; is the i-th value of the set S, For the i-th time, is the circumference of a circle, is the monitoring coefficient to be solved, i=1, 2, 3...P; 求解监测系数；Solving for the monitoring coefficient ; ; ; 基于四个含有未知数的等式，求解所述等式则能得到所述监测系数；Based on four unknown The monitoring coefficient can be obtained by solving the equation ; 根据求解得到的监测系数，得到预测函数；According to the solved monitoring coefficient, a prediction function is obtained; ; ; 其中，为预测函数，为从P次以后的次数，为正整数，X=1,2…n；in, is the prediction function, is the number of times since P, a positive integer, X=1,2…n; 根据施工要求确定施工时间段，确定最大的X值，基于最大的X值在确定预测函数得到的数值小于预设质量阈值时，生成质量预警提示。The construction time period is determined according to the construction requirements, the maximum X value is determined, and when the value obtained by the prediction function based on the maximum X value is less than the preset quality threshold, a quality warning prompt is generated. 2.如权利要求1所述的运河航道施工区域开挖质量三维可视化控制系统，其特征在于，所述三维扫描装置安装于施工区域，并根据施工进度动态调整扫描角度与频率，三维扫描装置实时采集的三维扫描数据通过无线或有线通信方式传输至数据处理装置。2. The three-dimensional visualization control system for excavation quality in the canal waterway construction area as described in claim 1 is characterized in that the three-dimensional scanning device is installed in the construction area, and the scanning angle and frequency are dynamically adjusted according to the construction progress, and the three-dimensional scanning data collected in real time by the three-dimensional scanning device is transmitted to the data processing device via wireless or wired communication. 3.如权利要求1所述的运河航道施工区域开挖质量三维可视化控制系统，其特征在于，所述数据处理装置，还用于：3. The three-dimensional visualization control system for excavation quality in the canal channel construction area according to claim 1, characterized in that the data processing device is also used for: 通过无线或有线通信接收来自三维扫描装置的点云数据，所述点云数据包括扫描区域内各个点的空间坐标信息；receiving point cloud data from a three-dimensional scanning device through wireless or wired communication, wherein the point cloud data includes spatial coordinate information of each point in the scanning area; 对点云数据进行预处理以及坐标归一化处理；Preprocess the point cloud data and normalize the coordinates; 基于处理后的点云数据，生成实时三维模型，所述实时三维模型包含施工区域的形态特征，所述形态特征包括开挖深度、土方量以及边坡角度；Generate a real-time three-dimensional model based on the processed point cloud data, wherein the real-time three-dimensional model includes morphological features of the construction area, including excavation depth, earthwork volume, and slope angle; 根据施工现场已知的坐标点以及基准点，将实时三维模型坐标系调整为施工现场的实际坐标系；According to the known coordinate points and reference points of the construction site, the real-time 3D model coordinate system is adjusted to the actual coordinate system of the construction site; 在实时三维模型上生成标记点和测量点，所述标记点和测量点的生成依据施工图纸、设计要求以及现场实际扫描数据，整合各测量点和标记点的数据至实时三维模型中；Generate marking points and measuring points on the real-time three-dimensional model, wherein the marking points and measuring points are generated based on construction drawings, design requirements and actual on-site scanning data, and integrate the data of each measuring point and marking point into the real-time three-dimensional model; 所述标记点用于标示出施工过程中需要关注的区域以及特征，所述测量点用于实际尺寸与形态的检测验证。The marking points are used to mark the areas and features that require attention during the construction process, and the measuring points are used to detect and verify the actual size and shape. 4.如权利要求1所述的运河航道施工区域开挖质量三维可视化控制系统，其特征在于，所述三维可视化展示模块，包括：4. The three-dimensional visualization control system for excavation quality in the canal waterway construction area according to claim 1, characterized in that the three-dimensional visualization display module comprises: 模型渲染单元，用于：Model rendering unit, used for: 接收来自数据处理装置的实时三维模型；receiving a real-time three-dimensional model from a data processing device; 根据实时三维模型的数据，转换实时三维模型为计算机图形表示，通过图形渲染算法将该实时三维模型展示在图像显示装置上，所述图形渲染算法包括多边形建模、光照计算以及阴影处理；According to the data of the real-time 3D model, the real-time 3D model is converted into a computer graphic representation, and the real-time 3D model is displayed on an image display device through a graphic rendering algorithm, wherein the graphic rendering algorithm includes polygon modeling, lighting calculation and shadow processing; 模型渲染单元与数据处理装置之间保持实时数据交换，根据现场施工进展以及实时三维模型的数据更新实时调整和呈现；The model rendering unit maintains real-time data exchange with the data processing device, and adjusts and presents in real time according to the progress of on-site construction and the data update of the real-time 3D model; 数据叠加单元，用于：Data overlay unit, used for: 从数据处理装置接收标记点以及测量点的点位数据，所述点位数据包括标记区域、偏差数据以及注释；receiving point data of the marking point and the measuring point from a data processing device, wherein the point data includes a marking area, deviation data and annotations; 根据点云数据和施工图纸所确定的位置，在实时三维模型上生成标记点和测量点，根据施工现场的实际情况和实时三维模型的视角动态调整标记点和测量点的可视化效果；Generate markers and measurement points on the real-time 3D model based on the positions determined by the point cloud data and construction drawings, and dynamically adjust the visualization of markers and measurement points based on the actual conditions of the construction site and the viewing angle of the real-time 3D model; 将施工现场的实时数据叠加至实时三维模型上，所述实时数据包括开挖进度、土方量、边坡角度；Overlaying real-time data of the construction site onto the real-time 3D model, the real-time data including excavation progress, earthwork volume, and slope angle; 数据叠加单元根据质量对比检测模块的反馈，在模型上叠加施工质量报告、偏差情况及修正建议。The data superposition unit superimposes the construction quality report, deviation situation and correction suggestions on the model according to the feedback from the quality comparison and detection module. 5.如权利要求1所述的运河航道施工区域开挖质量三维可视化控制系统，其特征在于，所述质量对比检测模块，包括：5. The three-dimensional visualization control system for excavation quality in the canal waterway construction area according to claim 1, characterized in that the quality comparison detection module comprises: 标准模型生成单元，用于：Standard model generation unit for: 接收施工设计图纸，提取施工设计图纸中的设计数据，所述设计数据包括几何形态、尺寸、深度、土方量、边坡角度信息；Receiving construction design drawings, and extracting design data from the construction design drawings, wherein the design data includes geometric shape, size, depth, earthwork volume, and slope angle information; 根据施工设计图纸中的设计数据，将设计数据转化为标准三维模型；According to the design data in the construction design drawings, convert the design data into a standard 3D model; 将标准三维模型的坐标系调整为施工现场的实际坐标系；Adjust the coordinate system of the standard 3D model to the actual coordinate system of the construction site; 偏差检测单元，用于：Deviation detection unit for: 接收标准三维模型以及实时三维模型；Receive standard 3D models and real-time 3D models; 对比标准三维模型与实时三维模型之间的几何偏差，所述几何偏差的计算包括空间距离、角度以及深度差异计算，获得每个区域的偏差值；Comparing the geometric deviation between the standard 3D model and the real-time 3D model, wherein the calculation of the geometric deviation includes the calculation of the spatial distance, angle and depth difference, and obtaining the deviation value of each area; 设定偏差阈值，根据偏差阈值对比偏差值的计算结果，识别偏差值超出允许偏差范围的区域，生成偏差检测结果，所述偏差检测结果包括偏差区域、偏差值以及偏差类型；Setting a deviation threshold, comparing the calculation result of the deviation value with the deviation threshold, identifying the area where the deviation value exceeds the allowable deviation range, and generating a deviation detection result, wherein the deviation detection result includes the deviation area, the deviation value, and the deviation type; 在实时三维模型上标记偏差区域，通过三维可视化展示模块显示；Mark the deviation area on the real-time 3D model and display it through the 3D visualization module; 质量反馈生成单元，用于：Quality feedback generation unit for: 基于偏差检测结果生成质量报告，所述质量报告的内容包括每个偏差区域的位置以及偏差值。A quality report is generated based on the deviation detection result, wherein the content of the quality report includes the position and deviation value of each deviation area. 6.如权利要求1所述的运河航道施工区域开挖质量三维可视化控制系统，其特征在于，所述系统控制决策模块，包括：6. The three-dimensional visualization control system for excavation quality in the canal channel construction area according to claim 1, characterized in that the system control decision module includes: 偏差判断单元，用于：Deviation judgment unit, used for: 接收来自质量对比检测模块的偏差检测结果；Receiving the deviation detection result from the quality comparison detection module; 设定容忍阈值，所述容忍阈值根据施工阶段、施工进度以及施工区域的需求进行动态调整；Setting a tolerance threshold, which is dynamically adjusted according to the construction stage, construction progress and needs of the construction area; 对比每个偏差区域的偏差值与容忍阈值，自动判断是否超出允许范围，若偏差值超出容忍阈值的阈值范围，则标记当前偏差区域为需修正区域；Compare the deviation value of each deviation area with the tolerance threshold, and automatically determine whether it exceeds the allowable range. If the deviation value exceeds the threshold range of the tolerance threshold, mark the current deviation area as an area that needs to be corrected; 修正建议生成单元，用于：Correction suggestion generation unit for: 基于偏差判断结果和历史施工数据，为每个偏差区域制定修正建议，所述修正建议包括调整施工方法、设备类型、人员配备以及施工顺序调整；Based on the deviation judgment results and historical construction data, formulate correction suggestions for each deviation area, the correction suggestions include adjusting the construction method, equipment type, staffing and construction sequence; 汇总所有修正建议，生成修正建议报告；Summarize all correction suggestions and generate a correction suggestion report; 基于修正建议报告自动向施工现场人员发出调整指令，所述调整指令的内容包括资源调配、进度调整以及施工策略调整。Adjustment instructions are automatically issued to construction site personnel based on the correction suggestion report, and the content of the adjustment instructions includes resource allocation, schedule adjustment and construction strategy adjustment. 7.如权利要求1所述的运河航道施工区域开挖质量三维可视化控制系统，其特征在于，所述远程通信监控模块，还用于：7. The three-dimensional visualization control system for excavation quality in the canal waterway construction area according to claim 1, characterized in that the remote communication monitoring module is also used for: 通过无线以及有线方式实时采集施工现场三维扫描装置以及数据处理装置的数据，并实时更新至远程控制中心；Collect data from the 3D scanning device and data processing device on the construction site in real time through wireless and wired methods, and update it to the remote control center in real time; 将施工现场设备的设备状态数据实时反馈给远程控制中心，所述设备状态数据包括设备的工作状态以及运行参数；Feedback the equipment status data of the construction site equipment to the remote control center in real time, wherein the equipment status data includes the working status and operating parameters of the equipment; 接收远程控制中心通过通信平台向施工现场的设备发送远程控制指令，所述远程控制指令包括设备的启动、停止、调整工作参数指令；Receiving remote control instructions sent by the remote control center to the equipment at the construction site through the communication platform, wherein the remote control instructions include instructions for starting, stopping, and adjusting working parameters of the equipment; 根据远程控制指令自动调节设备的工作状态；Automatically adjust the working status of the equipment according to remote control instructions; 每当设备执行远程控制指令时，将发送确认信息至远程控制中心。Each time the device executes a remote control command, a confirmation message will be sent to the remote control center. 8.如权利要求1所述的运河航道施工区域开挖质量三维可视化控制系统，其特征在于，所述历史数据存储模块，还用于：8. The three-dimensional visualization control system for excavation quality in the canal waterway construction area according to claim 1, characterized in that the historical data storage module is also used for: 在对存储的数据进行查询时，对查询用户的身份和权限进行认证；When querying stored data, the identity and permissions of the querying user are authenticated; 对存储和传输过程中的数据进行数据加密；Encrypt data during storage and transmission; 配置灾难恢复机制，当出现数据丢失或系统崩溃时，通过备份数据进行恢复。Configure a disaster recovery mechanism to restore data through backup when data loss or system crash occurs. 9.如权利要求5所述的运河航道施工区域开挖质量三维可视化控制系统，其特征在于，还包括：施工工艺验证模块，用于：9. The three-dimensional visualization control system for excavation quality in the canal channel construction area according to claim 5, characterized in that it also includes: a construction process verification module for: 基于数据处理装置生成的实时三维模型中施工区域的土方量、施工区域的最大直径、最小直径和施工区域的深度，计算施工区域的第一施工指标；Calculate a first construction index of the construction area based on the earthwork volume of the construction area, the maximum diameter, the minimum diameter and the depth of the construction area in the real-time three-dimensional model generated by the data processing device; ; ; 其中，为施工区域的第一施工指标；为圆周率，为施工区域的土方量，为施工区域的最大直径；为施工区域的最小直径，为施工区域的深度；为对带有x的函数求积分，所述为；in, It is the first construction indicator of the construction area; is the circumference of a circle, is the earthwork volume in the construction area, is the maximum diameter of the construction area; is the minimum diameter of the construction area, is the depth of the construction area; To integrate a function with respect to x, for ; 获取施工区域的图片，将图片转变为灰度化后的像素点矩阵B，并计算施工区域的第二施工指标；Obtain a picture of the construction area, convert the picture into a grayscale pixel matrix B, and calculate a second construction index of the construction area; ; ; ; ; 其中，为中间参数，为矩阵B的第i行j列的值，L为矩阵B的行数，m为矩阵B的列数，DE为施工区域的第二施工指标；i=1、2、3……L,j=1、2、3……m;in, is the intermediate parameter, is the value of the i-th row and j-th column of matrix B, L is the number of rows of matrix B, m is the number of columns of matrix B, DE is the second construction index of the construction area; i=1, 2, 3...L, j=1, 2, 3...m; 根据施工区域的第一施工指标及第一施工指标，确定施工区域的施工工艺的验证结果；Determine the verification result of the construction process of the construction area according to the first construction index and the first construction index of the construction area; ; ; 其中，rt为施工区域的施工工艺的验证结果；为自然常数；为以e为底的对数函数；Among them, rt is the verification result of the construction technology in the construction area; is a natural constant; is the logarithmic function with base e; 在确定验证结果rt大于预设阈值时，表示施工区域的施工工艺验证通过；反之表示，施工区域的施工工艺验证未通过。When it is determined that the verification result rt is greater than a preset threshold, it indicates that the construction process verification of the construction area has passed; otherwise, it indicates that the construction process verification of the construction area has failed.
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