CN-122023064-A - Fusion method and device for realizing intelligent collaboration of pavement maintenance design construction

CN122023064ACN 122023064 ACN122023064 ACN 122023064ACN-122023064-A

Abstract

The invention provides a fusion method and a fusion device for realizing intelligent collaboration of pavement maintenance design construction, which are characterized in that an initial three-dimensional geometric model is generated based on target pavement data, various drawing software attribute data are extracted from drawing software drawings through extraction plug-in and semantic layer depth fusion, the initial three-dimensional geometric model and the drawing software attribute data are fused through an evidence theory and an ICP algorithm to generate a digital twin body, a maintenance design drawing is converted into an IFC format file, the IFC format file is transmitted to a paver through a communication link, parameter mapping and construction model reconstruction are carried out based on the digital twin body and the IFC format file through a paver built-in analysis module, whether a construction starting signal is triggered or not is determined through comparison of construction process parameters acquired in real time and knowledge base standards, the construction parameters are adjusted through comparison of real-time parameters and knowledge base standards through a PID control strategy, and the whole flow continuation of the data is realized.

Inventors

ZHANG YANHONG
HE JIANBIN
TIAN JIALEI
GUO CHENWEI
ZHANG HAOYU
Niu Yubing
JIA FEI
JIANG HONGWEI
HOU YUN
LI YUXUAN
SUN TIANCHENG
DAI JIANHUA
ZHOU JING

Assignees

中国公路工程咨询集团有限公司
中咨公路养护检测技术有限公司

Dates

Publication Date: 20260512
Application Date: 20251202

Claims (10)

1. The fusion method for realizing intelligent collaboration of pavement maintenance design construction is characterized by comprising the following steps: extracting various drawing software attribute data from drawing software drawings by extracting plug-in and semantic layer depth fusion; Fusing the initial three-dimensional geometric model and the cartographic software attribute data through an evidence theory and an ICP algorithm to generate a digital twin; The method comprises the steps of converting a maintenance design drawing into an IFC format file, transmitting the IFC format file to a paver through a communication link, and carrying out parameter mapping and construction model reconstruction based on the digital twin body and the IFC format file through a built-in analysis module of the paver; Comparing the construction process parameters acquired in real time with a knowledge base standard, determining whether to trigger a construction starting signal based on the digital twin body according to a comparison result, comparing the real-time parameters with the knowledge base standard through a PID control strategy, and adjusting the construction parameters based on the digital twin body according to the comparison result, wherein the knowledge base standard comprises a drawing software design parameter, an industry specification index, a historical optimization parameter and a parameter optimization library output by a genetic algorithm.
2. The fusion method for realizing intelligent collaboration of pavement maintenance design construction according to claim 1, further comprising: Comparing the collected construction post-acceptance data with construction process parameters to obtain deviation parameters, and optimizing the deviation parameters through a genetic algorithm to form a parameter optimization library; constructing a training data set by means of carrying out data association on the IFC format file, the construction process parameters and the construction post-acceptance data and the parameter optimization library; and updating the digital twin body through the training data set and a machine learning model.
3. The fusion method for realizing intelligent collaboration of pavement maintenance design construction according to claim 1, wherein the generating an initial three-dimensional geometric model based on target pavement data comprises: Performing global scanning on the target pavement through a mobile measurement system to obtain target pavement data; performing noise removal on the target pavement data according to a noise point threshold value through a statistical filtering algorithm; aligning the target road surface data to the same coordinate system based on the road surface feature points in the target road surface data by an ICP algorithm to obtain registered road surface data; And converting the registered pavement data into a triangular patch grid model through a poisson curved surface reconstruction algorithm to obtain an initial three-dimensional geometric model.
4. The fusion method for realizing intelligent collaboration of pavement maintenance design construction according to claim 1, wherein the fusing the initial three-dimensional geometric model and the cartographic software attribute data by an evidence theory and an ICP algorithm to generate a digital twin body comprises: Respectively constructing according to the initial three-dimensional geometric model and the data characteristics of the cartographic software attribute data through an evidence theory to obtain geometric basic probability distribution and attribute basic probability distribution; fusing the geometric basic probability distribution and the attribute basic probability distribution through a D-S combination rule and calculating the confidence coefficient to obtain a fused confidence coefficient; And carrying out coordinate alignment on the initial three-dimensional geometric model and the cartographic software attribute data based on the fusion confidence coefficient through an ICP algorithm to obtain a digital twin body.
5. The fusion method for realizing intelligent collaboration of pavement maintenance design construction according to claim 1, wherein the parameter mapping and construction model reconstruction based on the digital twin body and the IFC format file by a paver built-in analysis module comprises: Analyzing and extracting parameters of the IFC format file based on the digital twin body through a built-in analysis module of the paver to obtain a parameter mapping table and discrete parameters; reconstructing the discrete parameters into a three-dimensional construction target model based on the parameter mapping table through a triangular patch generation algorithm.
6. The fusion method for realizing intelligent cooperation of pavement maintenance design construction according to claim 1, wherein the real-time parameters comprise real-time paving speed and real-time rolling temperature, the industry standard indexes comprise paving speed design values and final pressure temperature lower limits, the real-time parameters and the knowledge base standards are compared through a PID control strategy, and according to a comparison result, the construction parameters are adjusted based on the digital twin body, and the method comprises the following steps: under the condition that the real-time paving speed is higher than the paving speed design value, the rotating speed of the distributing device is regulated according to the preset deviation proportion; And triggering warning and suspending rolling operation under the condition that the real-time rolling temperature is lower than the final pressure temperature lower limit.
7. Realize road surface maintenance design construction intelligence and cooperate fusion device, its characterized in that includes: the data perception module is used for generating an initial three-dimensional geometric model based on target pavement data, extracting various drawing software attribute data from drawing software drawings through depth fusion of an extraction plug-in unit and a semantic layer; the digital twin generating module is used for fusing the initial three-dimensional geometric model and the cartographic software attribute data through an evidence theory and an ICP algorithm to generate a digital twin; The maintenance design control module is used for converting maintenance design drawings into IFC format files, transmitting the IFC format files to the paver through a communication link, and carrying out parameter mapping and construction model reconstruction based on the digital twin and the IFC format files through a built-in analysis module of the paver; The construction control module is used for comparing the construction process parameters acquired in real time with a knowledge base standard, determining whether to trigger a construction starting signal based on the digital twin body according to a comparison result, comparing the real-time parameters with the knowledge base standard through a PID control strategy, and adjusting the construction parameters based on the digital twin body according to the comparison result, wherein the knowledge base standard comprises a parameter optimization library output by drawing software design parameters, industry specification indexes, historical optimization parameters and genetic algorithm.
8. An electronic device comprising a memory, a processor and a computer program stored on the memory and running on the processor, wherein the processor, when executing the computer program, implements the fusion method for implementing intelligent collaboration of pavement maintenance design construction according to any one of claims 1 to 6.
9. A non-transitory computer readable storage medium having stored thereon a computer program, wherein the computer program when executed by a processor implements the fusion method of implementing intelligent synergy of pavement maintenance design construction according to any one of claims 1 to 6.
10. A computer program product comprising a computer program, characterized in that the computer program, when executed by a processor, implements a fusion method for implementing intelligent collaboration of pavement maintenance design construction according to any one of claims 1 to 6.

Description

Fusion method and device for realizing intelligent collaboration of pavement maintenance design construction Technical Field The invention relates to the technical field of road engineering, in particular to a fusion method and device for realizing intelligent collaboration of pavement maintenance design construction. Background Along with the increase of the operation years of the highway network, the pavement maintenance requirements are continuously increased, but the existing pavement maintenance technology has obvious short plates, and the high-efficiency and accurate maintenance requirements are difficult to meet: (1) The fusion precision of the drawing software drawing and the three-dimensional model is low, parameters are required to be manually input, and errors are easy to introduce; (2) The maintenance design drawing cannot directly drive construction equipment, manual conversion is needed, and the efficiency is low; (3) The construction parameter deviation cannot be quantitatively optimized, and the reusable parameter asset is lacking; the data connection of the design, construction and acceptance links is not tight enough, and closed loop management is not formed. Disclosure of Invention The invention provides a fusion method and a device for realizing intelligent collaboration of pavement maintenance design construction, which are used for solving the defects that in the prior art, drawing software drawing and a three-dimensional model are low in fusion precision, maintenance design drawing cannot directly drive construction equipment, construction parameter deviation cannot be quantitatively optimized and the like, realizing unmanned intervention transmission from maintenance design to the construction equipment, improving construction precision and efficiency, and can be widely applied to highway and urban road maintenance engineering. The invention provides a fusion method for realizing intelligent collaboration of pavement maintenance design construction, which comprises the following steps of. Extracting various drawing software attribute data from drawing software drawings by extracting plug-in and semantic layer depth fusion; fusing the initial three-dimensional geometric model and drawing software attribute data through an evidence theory and an ICP algorithm to generate a digital twin; The maintenance design drawing is converted into an IFC format file, the IFC format file is transmitted to the paver through a communication link, and parameter mapping and construction model reconstruction are carried out based on the digital twin body and the IFC format file through a built-in analysis module of the paver; Comparing the construction process parameters acquired in real time with a knowledge base standard, determining whether to trigger a construction starting signal based on a digital twin body according to a comparison result, comparing the real-time parameters with the knowledge base standard through a PID control strategy, and adjusting the construction parameters based on the digital twin body according to the comparison result, wherein the knowledge base standard comprises a drawing software design parameter, an industry specification index, a historical optimization parameter and a parameter optimization library output by a genetic algorithm. The fusion method for realizing intelligent collaboration of pavement maintenance design construction provided by the invention further comprises the following steps: Comparing the collected construction post-acceptance data with construction process parameters to obtain deviation parameters, and optimizing the deviation parameters through a genetic algorithm to form a parameter optimization library; Constructing a training data set by means of carrying out data association on the IFC format file, the construction process parameters and the construction post-acceptance data and the parameter optimization library; The digital twins are updated by training the data set and machine learning model. According to the fusion method for realizing intelligent collaboration of pavement maintenance design construction, provided by the invention, an initial three-dimensional geometric model is generated based on target pavement data, and the fusion method comprises the following steps: Performing global scanning on the target pavement through a mobile measurement system to obtain target pavement data; performing noise removal on the target pavement data according to the noise point threshold value through a statistical filtering algorithm; aligning the target road surface data to the same coordinate system based on the road surface feature points in the target road surface data by an ICP algorithm to obtain registered road surface data; And (3) converting the registered pavement data into a triangular patch grid model through a poisson curved surface reconstruction algorithm to obtain an initial three-dimensional geometric model. According to the fusion