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CN-121998472-A - Highway asphalt surface layer segregation real-time localization restoration method and system based on water seepage-flatness double index coupling

CN121998472ACN 121998472 ACN121998472 ACN 121998472ACN-121998472-A

Abstract

The invention discloses a highway asphalt surface layer segregation real-time localization restoration method and system based on water seepage-flatness double index coupling, wherein the method comprises the steps of synchronously collecting pavement water seepage rate and multidirectional flatness data of a highway, and converting water seepage rate distribution into an equivalent capillary water seepage path network; the method comprises the steps of carrying out space-time alignment fusion on an equivalent capillary seepage path network and the multidirectional flatness data, constructing a segregation cooperative criterion by analyzing the coupling relation between the seepage path aggregation degree and the flatness mutation region, identifying a segregation core region based on the segregation cooperative criterion, generating a hierarchical restoration topological graph according to the seepage aggregation strength and the flatness mutation degree of the segregation core region, and controlling a multi-nozzle restoration system to carry out differential non-uniform grouting operation according to the hierarchical restoration topological graph so as to restore the segregation region. By utilizing the embodiment of the invention, the accurate, efficient and energy-saving integrated operation from identification to repair can be realized, and the repair quality and the resource utilization efficiency are improved.

Inventors

  • ZHOU JIONG
  • XU WENJUN
  • ZHOU CHAO

Assignees

  • 浙江省交通集团检测科技有限公司

Dates

Publication Date
20260508
Application Date
20251215

Claims (10)

  1. 1. The utility model provides a highway asphalt pavement segregation real-time localization restoration method based on infiltration-roughness double index coupling which characterized in that the method includes: Synchronously collecting pavement water seepage rate and multidirectional flatness data of the expressway, and converting the water seepage rate distribution into an equivalent capillary seepage path network for representing the internal communication pores of the material; carrying out space-time alignment fusion on the equivalent capillary seepage path network and the multidirectional flatness data, and constructing segregation cooperative criteria by analyzing the coupling relation between the seepage path aggregation degree and the flatness mutation area; Identifying a segregation core area based on the segregation cooperative criterion, and generating a hierarchical restoration topological graph according to the seepage aggregation strength and the smoothness mutation degree of the segregation core area, wherein the segregation cooperative criterion identifies the segregation core area by judging the coupling relation of the aggregation property and the smoothness mutation of a seepage path, and the hierarchical restoration topological graph defines restoration priorities and material penetration depths of different segregation areas; and controlling the multi-nozzle repairing system to execute differential non-uniform grouting operation according to the hierarchical repairing topological graph, so as to repair the segregation area.
  2. 2. The method of claim 1, wherein the synchronously collecting the pavement water penetration rate and the multidirectional flatness data of the expressway and converting the water penetration rate distribution into an equivalent capillary flow path network characterizing the internal communication pores of the material comprises: Synchronously acquiring water seepage rate data and multidirectional flatness data of a highway pavement, ensuring time-space synchronism of data acquisition, and generating an original water seepage flatness data set; Preprocessing an original water seepage evenness data set, removing noise interference by adopting a filtering algorithm, and supplementing missing data points by an interpolation method to generate cleaned water seepage rate distribution and evenness distribution data; based on the washed water seepage rate distribution data, a pore network modeling algorithm is applied to map the water seepage rate value into equivalent capillary diameter and connectivity parameters, and an initial capillary seepage path network is generated; and performing topological optimization on the initial capillary seepage path network, extracting key seepage path characteristics by calculating connectivity and aggregation coefficients of paths, and finally generating an equivalent capillary seepage path network.
  3. 3. The method of claim 2, wherein said performing a spatiotemporal alignment fusion of said equivalent capillary percolation path network with said multi-directional flatness data to construct a segregation co-criterion by analyzing the coupling relationship of percolation path concentration to regions of abrupt flatness comprises: Space-time coordinate alignment is carried out on the equivalent capillary seepage path network and the multidirectional flatness data, and a gridding method is adopted to map the two types of data into a unified space coordinate system so as to generate a space-time aligned fusion data grid; Extracting the aggregation characteristic and the flatness mutation characteristic of the seepage path from the time-space aligned fusion data grid, and obtaining the seepage aggregation index and the flatness mutation index through characteristic calculation; calculating a coupling coefficient of the seepage aggregation index and the flatness mutation index by using a correlation analysis algorithm, and identifying a high coupling region by a clustering method to generate a coupling relation map; and constructing segregation coordination criteria based on the coupling relation map, and determining segregation critical conditions by combining threshold setting to finally generate a segregation coordination criteria model.
  4. 4. The method of claim 3, wherein the identifying the segregated core area based on the segregated co-criteria and generating a hierarchical repair topology map based on the segregated core area's seepage concentration and degree of smoothness abrupt change, wherein the segregated co-criteria identify segregated core areas by determining the coupling relationship of the seepage path's concentration and smoothness abrupt change, the hierarchical repair topology map defining repair priorities and material penetration depths for different segregated areas, comprises: Applying the segregation collaborative criterion model to the whole pavement data, calculating segregation indexes of each grid unit, and identifying potential segregation areas according to a preset threshold value to generate a segregation index distribution diagram; Performing region growing algorithm processing on the segregation index distribution diagram, combining adjacent high segregation index units to form a segregation core region of a connecting piece, and generating a segregation core region boundary diagram; Analyzing the seepage aggregation strength and the smoothness mutation degree of the isolated core area, calculating the repair emergency degree of each area by adopting a multi-index weighted scoring method, and generating a repair priority scoring table; and constructing a topological structure relation of the repair area according to the repair priority scoring table and the material penetration depth requirement, and finally generating a hierarchical repair topological graph.
  5. 5. The method of claim 4, wherein controlling the multi-nozzle repair system to perform differential non-uniform grouting operation according to the hierarchical repair topology to effect repair of the isolated area comprises: Analyzing the hierarchical restoration topological graph, extracting the coordinate range, restoration priority and required penetration depth parameter of each restoration area, and generating a restoration operation parameter table; Determining a control strategy of the multi-nozzle repairing system according to the repairing operation parameter table, wherein the strategy comprises a moving path of a nozzle, grouting pressure and grouting quantity setting, and generating a nozzle control instruction sequence; Performing differential non-uniform grouting operation according to a nozzle control instruction sequence, and feeding back and adjusting grouting parameters through a real-time sensor to ensure that grouting materials fill segregation areas according to the designed penetration depth so as to generate real-time monitoring data of a grouting process; Based on the grouting process real-time monitoring data, verifying the repair effect and comparing with the hierarchical repair topological graph to finish repair quality assessment, and finally generating a segregation area repair completion report.
  6. 6. Highway asphalt pavement segregation real-time localization restoration system based on water seepage-flatness double index coupling, which is characterized by comprising: the acquisition module is used for synchronously acquiring pavement water seepage rate and multidirectional flatness data of the expressway and converting the water seepage rate distribution into an equivalent capillary seepage path network for representing the internal communication pores of the material; the construction module is used for carrying out space-time alignment fusion on the equivalent capillary seepage path network and the multidirectional flatness data, and constructing segregation cooperative criteria by analyzing the coupling relation between the seepage path aggregation degree and the flatness mutation area; The identification module is used for identifying the isolated core area based on the isolated cooperative criterion and generating a hierarchical restoration topological graph according to the seepage aggregation strength and the smoothness mutation degree of the isolated core area, wherein the isolated cooperative criterion identifies the isolated core area by judging the coupling relation between the aggregation property and the smoothness mutation of a seepage path, and the hierarchical restoration topological graph defines restoration priorities and material penetration depths of different isolated areas; And the repair module is used for controlling the multi-nozzle repair system to execute differential non-uniform grouting operation according to the hierarchical repair topological graph so as to repair the isolation area.
  7. 7. The system according to claim 6, wherein the acquisition module is specifically configured to: Synchronously acquiring water seepage rate data and multidirectional flatness data of a highway pavement, ensuring time-space synchronism of data acquisition, and generating an original water seepage flatness data set; Preprocessing an original water seepage evenness data set, removing noise interference by adopting a filtering algorithm, and supplementing missing data points by an interpolation method to generate cleaned water seepage rate distribution and evenness distribution data; based on the washed water seepage rate distribution data, a pore network modeling algorithm is applied to map the water seepage rate value into equivalent capillary diameter and connectivity parameters, and an initial capillary seepage path network is generated; and performing topological optimization on the initial capillary seepage path network, extracting key seepage path characteristics by calculating connectivity and aggregation coefficients of paths, and finally generating an equivalent capillary seepage path network.
  8. 8. The system according to claim 7, characterized in that said construction module is in particular adapted to: Space-time coordinate alignment is carried out on the equivalent capillary seepage path network and the multidirectional flatness data, and a gridding method is adopted to map the two types of data into a unified space coordinate system so as to generate a space-time aligned fusion data grid; Extracting the aggregation characteristic and the flatness mutation characteristic of the seepage path from the time-space aligned fusion data grid, and obtaining the seepage aggregation index and the flatness mutation index through characteristic calculation; calculating a coupling coefficient of the seepage aggregation index and the flatness mutation index by using a correlation analysis algorithm, and identifying a high coupling region by a clustering method to generate a coupling relation map; and constructing segregation coordination criteria based on the coupling relation map, and determining segregation critical conditions by combining threshold setting to finally generate a segregation coordination criteria model.
  9. 9. A storage medium having a computer program stored therein, wherein the computer program is arranged to perform the method of any of claims 1-5 when run.
  10. 10. An electronic device comprising a memory and a processor, wherein the memory has stored therein a computer program, the processor being arranged to run the computer program to perform the method of any of claims 1-5.

Description

Highway asphalt surface layer segregation real-time localization restoration method and system based on water seepage-flatness double index coupling Technical Field The invention belongs to the technical field of highway maintenance, and particularly relates to a highway asphalt surface layer segregation real-time localized repair method and system based on water seepage-flatness double index coupling. Background In construction and maintenance of highway asphalt pavement, segregation of materials is one of the key factors causing early damage to the pavement. The traditional segregation identification method is mostly dependent on a single index, for example, the coupling degradation relation between the internal pore structure of the material and the external road surface function is difficult to accurately reflect only by infrared temperature difference or manual field observation, and the missed judgment or the misjudgment is easy to cause. In the repairing link, the prior art often adopts a homogenizing and large-area processing mode, lacks accurate definition of the segregation area in spatial distribution and severity, leads to waste of repairing materials and low operation efficiency, and is difficult to recover the overall uniformity of the pavement structure. Disclosure of Invention The invention aims to provide a highway asphalt pavement segregation real-time localization restoration method and system based on water seepage-flatness double-index coupling, which are used for solving the defects in the prior art, realizing accurate, efficient and energy-saving integrated operation from identification to restoration and improving restoration quality and resource utilization efficiency. The embodiment of the application provides a highway asphalt pavement segregation real-time localized repairing method based on water seepage-flatness double index coupling, which comprises the following steps: Synchronously collecting pavement water seepage rate and multidirectional flatness data of the expressway, and converting the water seepage rate distribution into an equivalent capillary seepage path network for representing the internal communication pores of the material; carrying out space-time alignment fusion on the equivalent capillary seepage path network and the multidirectional flatness data, and constructing segregation cooperative criteria by analyzing the coupling relation between the seepage path aggregation degree and the flatness mutation area; Identifying a segregation core area based on the segregation cooperative criterion, and generating a hierarchical restoration topological graph according to the seepage aggregation strength and the smoothness mutation degree of the segregation core area, wherein the segregation cooperative criterion identifies the segregation core area by judging the coupling relation of the aggregation property and the smoothness mutation of a seepage path, and the hierarchical restoration topological graph defines restoration priorities and material penetration depths of different segregation areas; and controlling the multi-nozzle repairing system to execute differential non-uniform grouting operation according to the hierarchical repairing topological graph, so as to repair the segregation area. Still another embodiment of the present application provides a highway asphalt pavement segregation real-time localized repair system based on water seepage-flatness dual index coupling, the system comprising: the acquisition module is used for synchronously acquiring pavement water seepage rate and multidirectional flatness data of the expressway and converting the water seepage rate distribution into an equivalent capillary seepage path network for representing the internal communication pores of the material; the construction module is used for carrying out space-time alignment fusion on the equivalent capillary seepage path network and the multidirectional flatness data, and constructing segregation cooperative criteria by analyzing the coupling relation between the seepage path aggregation degree and the flatness mutation area; The identification module is used for identifying the isolated core area based on the isolated cooperative criterion and generating a hierarchical restoration topological graph according to the seepage aggregation strength and the smoothness mutation degree of the isolated core area, wherein the isolated cooperative criterion identifies the isolated core area by judging the coupling relation between the aggregation property and the smoothness mutation of a seepage path, and the hierarchical restoration topological graph defines restoration priorities and material penetration depths of different isolated areas; And the repair module is used for controlling the multi-nozzle repair system to execute differential non-uniform grouting operation according to the hierarchical repair topological graph so as to repair the isolation area. A further embodiment