CN113417195A

CN113417195A - Road roller pressing implementation method based on real-time asphalt pavement monitoring technology

Info

Publication number: CN113417195A
Application number: CN202110679856.6A
Authority: CN
Inventors: 刘旭林; 敖翔; 宋星军; 欧阳�; 姚双龙; 黄凡; 吴志喜; 王坤
Original assignee: Guangdong Changzheng Construction Co ltd
Current assignee: Guangdong Changzheng Construction Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2021-09-21
Anticipated expiration: 2041-06-18
Also published as: CN113417195B

Abstract

The invention discloses a road roller pressing implementation method based on an asphalt pavement real-time monitoring technology, which comprises the following steps of firstly, installing equipment, namely, respectively installing an acceleration module, a touch screen, a box body and a temperature detection module at corresponding positions of a road roller; the invention analyzes and calculates the compaction degree of the asphalt pavement by detecting the resistance of the ground to a vibrating steel wheel, namely detecting an acceleration signal, analyzes and processes through the software in the touch screen to obtain an ICV curve, namely a compaction degree value, and judges the compaction quality of the asphalt pavement through the compaction degree value, thereby realizing the real-time dynamic monitoring of the compaction quality of the whole rolling surface.

Description

Road roller pressing implementation method based on real-time asphalt pavement monitoring technology

Technical Field

The invention relates to the technical field of asphalt pavement construction, in particular to a road roller pressing implementation method based on an asphalt pavement real-time monitoring technology.

Background

With the rapid development of road traffic in China, asphalt pavements are becoming the mainstream of urban road pavement. Government departments also put higher requirements on enterprises, require the enterprises to use informatization management means, strengthen the requirements on post supervision of construction projects, practically advance and implement modern engineering management, and deal with the requirements of carrying out necessary real-time monitoring on important indexes through informatization technology in the construction process so as to further improve the engineering quality and ensure the investment benefit.

However, the existing road roller cannot monitor the compacted compaction value when the asphalt pavement is compacted, and after construction is completed, the local position of the asphalt pavement is over-pressed or under-pressed due to the overlarge difference of the compaction values, so that the quality of the asphalt pavement is reduced.

Disclosure of Invention

The invention aims to provide a road roller compaction implementation method based on an asphalt pavement real-time monitoring technology, and solves the problems that the compaction degree value of compaction cannot be monitored when the existing road roller compacts an asphalt pavement, and the local position of the asphalt pavement has an over-pressure or under-pressure condition due to overlarge difference of the compaction degree values after construction is completed.

In order to achieve the purpose, the invention provides the following technical scheme: the implementation method of the road roller based on the real-time asphalt pavement monitoring technology comprises the following steps:

step 1: equipment installation: firstly, respectively installing an acceleration module, a touch screen, a box body and a temperature detection module at corresponding positions of a road roller;

step 2: equipment debugging: firstly, parameter setting is carried out, a touch screen is opened, an MCA interface is displayed after the touch screen is opened, then the interface is switched to a corresponding interface, a compaction system can be directly used under the interface, any parameter setting is not needed, parameters can be obtained through an acceleration module and a temperature detection module, the parameters are ICV, frequency, amplitude and temperature, all the parameters are displayed in the interface, then interface operation is carried out, the interface operation sees an ICV and time relation graph through a real-time ICV image, the compaction value stability can be seen, the average line of the current path is greater than or equal to the average line of the previous path, green represents that the compaction value is stable, the ICV and time relation graph depends on the cycle time of the acceleration module and the temperature detection module, therefore an operator can see the image through the touch screen at the same time, the image updating of the ICV and time relation graph depends on the time of the acceleration module and the temperature detection module, if the ICV value stays for 5 seconds at 0, the image automatically recovers and is set, a black line and a red line appear in the image, the black line is an average value line of a current path, the red line is an average value line of a previous path, then fault elimination is carried out, the acceleration module and the temperature detection module are disconnected firstly, after the sensor is disconnected, an alarm state can be displayed on a touch screen, and the working environment of the road roller is considered to be quite severe, so when equipment is selected, firstly, whether the protection level and the durability and the stability of the equipment can reach the international standard or not is considered, and all parts of a compaction monitoring system of the road roller are subjected to the test of an EU authority;

and step 3: setting a calibration value: when the rolling times of the road roller reach the rolling times required by the test road section, taking the ICV value when the green color is displayed for the first time in the MCA interface as a calibration value;

and 4, step 4: data acquisition and analysis processing: acquiring the vibration frequency, the vibration range and the vibration strength of the road roller per second through an acceleration module, acquiring the real-time temperature of the asphalt surface through a temperature detection module, analyzing the acquired data through software in a touch screen, obtaining an ICV curve value after analysis, determining whether the compaction degree is stable through the ICV curve value, displaying green on the touch screen if the compaction degree is stable, wherein the ICV value is a calibration value, meanwhile, a compaction degree detector can measure the on-site calibration road surface compaction degree, and constructing according to the calibrated value if the detected compaction value is qualified;

and 5: and (3) road surface rolling: the initial pressing adopts a double-steel-wheel road roller, the re-pressing adopts a rubber-tyred road roller, and the final pressing adopts a double-steel-wheel road roller;

step 6: and (3) road surface acceptance inspection: and (4) inspecting the quality of the constructed asphalt pavement, wherein the inspection is to ensure that the asphalt pavement meets relevant regulations.

Preferably, in the step 1, the acceleration module is installed on the vibration side of the steel wheel, the touch screen and the box body are fixed in the cab, and the temperature detection module is fixed on any one of two sides of the road roller.

Preferably, in step 1, the touch screen is a color touch screen with a processor, the acceleration module is a MAS-180 acceleration sensor, the box is an MTSC-201 box with a conditioning circuit module and an a/D converter, and the temperature detection module is an IR temperature sensor.

Preferably, in step 2, when there is a certain risk of the ground reaching a certain color hardness, the rolling areas on both sides of the roller have a large deviation of intelligent compaction values, and when the deviation exceeds a set dead zone range, the center of the touch screen displays red flashing to remind the operator of noticing, the ICV value increases with the increase of the compaction times, the increase of the absolute value depends on the size of the roller and the performance of the compacted material, if the ICV value cannot be increased by repeated compaction, which means that rolling should be stopped or the roller of the current roller is not suitable for the current working condition, additional measures should be taken, such as changing the roller, changing the water content or adding mixed material, and the ICV image can help the driver to complete rolling work more quickly and efficiently because it can display where compaction work has been completed and where the ICV value of compaction is not increased, Where continued rolling may result in material loosening or crushing, continuous measurement of hardness of the underlying surface, and alerting the driver to compaction deviations in the rolled area.

Preferably, in step 2, the test contents of the eu authority include a waterproof test, a dustproof test, a corrosion resistance test, a high temperature and low temperature test, an EMC safety test, and the like.

Preferably, in step 3, the method for setting the calibration value includes that the road roller performs forward rolling along a straight line, the direction cannot be changed randomly in the midway, the first rolling is performed in the forward direction, the second rolling is performed in the backward direction, and the rolling is performed sequentially until the interface is green, so that the asphalt pavement is stably compacted, that is, the compaction is qualified, at this time, the ICV value of the touch screen at this time is recorded, and the value is used as the calibration value in the subsequent rolling.

Preferably, in the step 4, the compaction degree control adopts double control of the rolling pass and the calibration value, the compaction degree data is firstly obtained by summarizing the test road section, and the construction equipment and the rolling construction method are determined by construction of the test section.

Preferably, in step 4, the auxiliary system of the road roller is installed on the road roller which is determined to be the final pressure before construction, and after the road roller is determined, the calibration work of the compaction value can be performed only after the equipment is debugged.

Preferably, in step 5, during rolling of the road roller, the steps of following, slow rolling, high frequency and low amplitude should be followed, after rolling is finished, core drilling and sampling are performed on a rolling area, compaction degree is detected, if a detected compaction value is qualified, construction is guided according to a calibrated value, if detected data show that the compaction degree is an overpressure condition and a deficient condition, the pass number of the road roller can be adjusted, and due to different factors such as the material of the rolling material and the paving thickness, the calibrated value of the ICV is different every time, so that when the material and the layer thickness of the structural layer change, calibration is performed again.

Preferably, in step 5, after the mixture is spread, rolling is started immediately at the highest possible temperature, rolling is not waited for, and rolling is not repeatedly performed at the low temperature, so that the stones, edges and corners, crushed stones and embedded stones are prevented from being ground off, the stones are prevented from being embedded and pressed, similar road rollers are preferably compacted in parallel in a ladder formation mode, an end-to-end longitudinal arrangement mode is not preferably adopted, the road roller is required to roll at a slow and uniform speed, the appropriate rolling speed of the road roller is different according to the types of the initial pressing, the re-pressing, the final pressing and the road roller, in order to avoid bags generated by pushing the mixture during rolling, a driving wheel is required to face the road roller during rolling, the rolling route and the rolling direction are not required to be changed suddenly, the road roller is required to be decelerated slowly when being started or stopped, the road roller is not required to be braked, the road roller is required to be in a step shape, the position of the road roller is not required to be folded back in the same cross section, and the corner part which the large road roller cannot reach, the method is characterized in that a small-sized roller is adopted for rolling, the rolling mode and temperature of a surface layer are carried out according to the summary of a test road section, necessary adjustment is carried out according to the temperature change, the roller and other construction equipment cannot be parked on an asphalt surface layer which is rolled on the same day, mineral aggregates, oil and sundries are prevented from scattering on the asphalt surface layer, a special post is arranged on a rolling site to manage and check the rolling temperature and the rolling process, no pressure leakage and no overpressure are achieved, obvious marks are arranged on the initial pressing section, the re-pressing section and the final pressing section, clean drinkable water is used as an isolating agent in the rolling process of the steel wheel roller, the water spraying amount is not too large, the surface of the steel wheel is wet and does not stick to the wheel, the isolating agent of the tire roller requires the water solvent of vegetable oil, and construction vehicles can be allowed to pass after 24 hours of rolling.

Compared with the prior art, the invention has the beneficial effects that:

the invention relates to a method for analyzing and calculating the compaction degree of asphalt pavement by detecting the resistance of the ground to a vibrating steel wheel, namely detecting an acceleration signal, firstly detecting the change condition of the vertical acceleration signal of the steel wheel by an acceleration sensor in the rolling process of a road roller, amplifying the acceleration signal, filtering and supplying power to a constant current source by a signal conditioning circuit module arranged in a box body so as to facilitate remote transmission and isolate the speed signal, starting A/D conversion by an A/D converter arranged in the box body after receiving a control signal of the signal conditioning circuit, transmitting the converted digital signal to a touch screen with a processor, analyzing and processing the signal by internal software after the touch screen receives the signal to obtain an ICV curve, namely the compaction degree value, and judging the compaction quality of the asphalt pavement by the compaction degree value, therefore, the compaction quality of the whole rolling surface is dynamically monitored in real time, the operator of the road roller makes a judgment in real time and operates the road roller according to the monitored data, the situation that the local area is over-pressure or under-pressure is avoided, and the asphalt pavement reacted by the compaction monitoring system has better, more accurate, real-time and comprehensive rolling quality.

Detailed Description

The present invention will now be described in more detail by way of examples, which are given by way of illustration only and are not intended to limit the scope of the present invention in any way.

The invention provides a technical scheme that: the implementation method of the road roller based on the real-time asphalt pavement monitoring technology comprises the following steps:

The first embodiment is as follows:

firstly, equipment is installed, firstly, an acceleration module, a touch screen, a box body and a temperature detection module are respectively installed at corresponding positions of a road roller, then equipment debugging is carried out, parameter setting is carried out, the touch screen is opened, an MCA interface can be displayed after the touch screen is opened, then, the interface is switched to the corresponding interface, a compaction system can be directly used under the interface without any parameter setting, parameters can be obtained through the acceleration module and the temperature detection module, the parameters are ICV, frequency, amplitude and temperature, all the parameters can be displayed in the interface, then, interface operation is carried out, an ICV and time relation graph is seen through a real-time ICV image in the interface operation, the fact that an average line of a current path is indicated by the stability of a compaction value is larger than or equal to an average line of a previous path can be seen, green indicates that the compaction value is stable, the ICV and the time relation graph depends on the cycle time of the acceleration module and the temperature detection module, therefore, an operator can see the image through the touch screen at the same time, the image updating of the ICV and time relation graph depends on the time of the acceleration module and the temperature detection module, if the ICV value stays for 5 seconds at '0', the image automatically recovers and is set, a black line and a red line appear in the image, the black line is an average value line of the current path, the red line is an average value line of the previous path, then fault elimination is carried out, the acceleration module and the temperature detection module are disconnected, after the sensor is disconnected, an alarm state is displayed on the touch screen, and the working environment of the road roller is considered to be very severe, so when the equipment is selected, firstly considering whether the protection level and the durability and the stability of the equipment can reach the international standard or not, all components of a compaction monitoring system of the road roller are tested by the European Union Authority, then a calibration value is set, when the rolling number of the road roller reaches the rolling number required by the test section, taking an ICV value when green is displayed for the first time in an MCA interface as a calibration value, then carrying out data acquisition and analysis processing, acquiring the vibration frequency, vibration range and vibration intensity of the road roller per second through an acceleration module, acquiring the real-time temperature of the asphalt surface through a temperature detection module, then analyzing the acquired data through internal software of a touch screen, obtaining an ICV curve value after analysis, determining whether the compaction degree is stable or not through the ICV curve value, wherein the compaction degree is stable, the touch screen can display green, the ICV value at the moment is the calibration value, meanwhile, a compaction degree detector can measure the on-site calibration road surface compaction degree, if the detected compaction value is qualified, carrying out construction according to the calibration value, then carrying out road surface rolling, adopting a double-steel-wheel road roller for initial compaction, adopting a tire type road roller for re-compaction, adopting a double-steel-wheel road roller for final compaction, and finally carrying out road surface inspection and collection, and (4) inspecting the quality of the constructed asphalt pavement, wherein the inspection is to ensure that the asphalt pavement meets relevant regulations.

Example two:

in the first embodiment, the following steps are added:

in the step 1, an acceleration module is installed on the vibration side of a steel wheel, a touch screen and a box body are fixed in a cab, a temperature detection module is fixed on any one of two sides of a road roller, the touch screen is a color touch screen with a processor, the acceleration module is an MAS-180 acceleration sensor, the box body is an MTSC-201 box body with a conditioning circuit module and an A/D converter, and the temperature detection module is an IR temperature sensor.

Firstly, equipment is installed, an acceleration module, a touch screen, a box body and a temperature detection module are respectively installed at corresponding positions of a road roller, the acceleration module is installed at the vibration side of a steel wheel, the touch screen and the box body are fixed in a cab, the temperature detection module is fixed at any one side of two sides of the road roller, the touch screen is a color touch screen with a processor, the acceleration module is an MAS-180 acceleration sensor, the box body is an MTSC-201 box body with a conditioning circuit module and an A/D converter, the temperature detection module is an IR temperature sensor, then equipment debugging is carried out, parameter setting is carried out firstly, the touch screen is opened, an MCA interface is displayed after the touch screen is opened, then the MCA interface is switched to a corresponding interface, under the interface, a compaction system can be directly used without any parameter setting, parameters can be obtained through the acceleration module and the temperature detection module, the parameters are ICV, frequency, amplitude and temperature, all the parameters are displayed in the interface, then the interface operation is carried out, the interface operation sees an ICV-time relation graph through a real-time ICV image, the compaction value stability can be seen, the average line of the current path is larger than or equal to the average line of the previous path, green color shows that the compaction value is stable, the ICV-time relation graph depends on the cycle time of an acceleration module and a temperature detection module, therefore, an operator can see the image through a touch screen at the same time, the image updating of the ICV-time relation graph depends on the time of the acceleration module and the temperature detection module, if the ICV value stays for 5 seconds, the image automatically recovers and is set, a black line and a red line appear in the image, the black line is the average line of the current path, the red line is the average line of the previous path, then fault elimination is carried out, the acceleration module and the temperature detection module are disconnected firstly, after the sensor is disconnected, the touch screen can display an alarm state, and the working environment of the road roller is considered to be very severe, so when equipment is selected, whether the protection level, the durability and the stability of the equipment can reach the international standard or not is considered, all parts of a compaction monitoring system of the road roller are subjected to European Union authoritative test, then a calibration value is set, after the rolling pass of the road roller reaches the rolling pass required by a test road section, an ICV value when green is displayed for the first time in an MCA interface is taken as the calibration value, then data acquisition and analysis processing are carried out, the vibration frequency, the vibration range and the vibration intensity of the road roller per second are acquired through an acceleration module, the real-time temperature of the asphalt surface is acquired through a temperature detection module, then the acquired data are analyzed through software in the touch screen, an ICV curve value is obtained after analysis, whether the compaction degree is stable or not is determined through the ICV curve value, if the compaction degree is stable, the touch screen can display green, the ICV value at the moment is a calibration value, meanwhile, compaction degree detection personnel can measure the on-site calibration pavement compaction degree, if the detected compaction value is qualified, construction is carried out according to the calibrated value, then pavement rolling is carried out, a double-steel-wheel road roller is adopted for initial compression, a rubber-tyred road roller is adopted for re-compression, the double-steel-wheel road roller is adopted for final compression, pavement acceptance is finally carried out, the quality of the asphalt pavement after construction is checked, and the checking is to ensure that relevant regulations are met.

Example three:

in the second embodiment, the following steps are added:

in step 2, when the ground surface reaches a certain color hardness and has a certain risk, the rolling areas on the two sides of the roller of the road roller have larger intelligent compaction value deviation, when the area exceeds a set dead zone range, the center of the touch screen displays red flashing to remind an operator of noticing, the ICV value can be increased along with the increase of the compaction times, the increase of the absolute value depends on the size of the roller of the road roller and the performance of a compacted material, if the ICV value cannot be increased by repeated compaction, the rolling is stopped or the current working condition of the roller is not suitable, additional measures such as changing the roller, changing the water content or increasing a mixed material are adopted, and an ICV image can help the driver to complete the rolling work more quickly and more efficiently because the ICV image can display where the compaction work is finished and where the compacted ICV value is not increased, Where continued rolling may lead to material loosening or crushing, continuous measurement of hardness of the underlying surface and alerting the driver to the compaction deviation of the rolled area of the roll, the test content of eu authorities includes water-proof tests, dust-proof tests, corrosion-resistant tests, high-temperature and low-temperature tests, EMC safety tests, etc.

Firstly, equipment is installed, an acceleration module, a touch screen, a box body and a temperature detection module are respectively installed at corresponding positions of a road roller, the acceleration module is installed at the vibration side of a steel wheel, the touch screen and the box body are fixed in a cab, the temperature detection module is fixed at any one side of two sides of the road roller, the touch screen is a color touch screen with a processor, the acceleration module is an MAS-180 acceleration sensor, the box body is an MTSC-201 box body with a conditioning circuit module and an A/D converter, the temperature detection module is an IR temperature sensor, then equipment debugging is carried out, parameter setting is carried out firstly, the touch screen is opened, an MCA interface is displayed after the touch screen is opened, then the MCA interface is switched to a corresponding interface, under the interface, a compaction system can be directly used without any parameter setting, parameters can be obtained through the acceleration module and the temperature detection module, the parameters are ICV, frequency, amplitude and temperature, all the parameters are displayed in the interface, then the interface operation is carried out, the interface operation sees an ICV-time relation graph through a real-time ICV image, the compaction value stability can be seen, the average line of the current path is larger than or equal to the average line of the previous path, green color shows that the compaction value is stable, the ICV-time relation graph depends on the cycle time of an acceleration module and a temperature detection module, therefore, an operator can see the image through a touch screen at the same time, the image updating of the ICV-time relation graph depends on the time of the acceleration module and the temperature detection module, if the ICV value stays for 5 seconds, the image automatically recovers and is set, a black line and a red line appear in the image, the black line is the average line of the current path, the red line is the average line of the previous path, then fault elimination is carried out, the acceleration module and the temperature detection module are disconnected firstly, after the sensor is disconnected, an alarm state can be displayed on the touch screen, and the working environment of the road roller is considered to be very severe, so when equipment is selected, whether the protection level, the durability and the stability of the equipment can reach the international standard or not is considered, all components of a compaction monitoring system of the road roller are subjected to European Union authoritative tests, when certain color hardness is reached, large intelligent compaction value deviation exists in the areas rolled on the two sides of the roller of the road roller, when the preset dead zone range is exceeded, red flashing is displayed in the center of the touch screen to remind an operator to pay attention, the ICV value can be increased along with the increase of the compaction times, the increase of the absolute value depends on the size of the roller of the road roller and the performance of a compacted material, if the ICV value cannot be increased through repeated compaction, the fact means that the rolling of the roller is stopped or the current working condition of the road roller is not suitable for the current working condition, additional measures should be taken, such as replacing the roller, changing the water content or adding mixed materials, the ICV image can help the driver to complete the rolling work more quickly and efficiently because it can show where the compaction work is completed, where the compacted ICV value is not increased, where the rolling can cause material loosening or crushing, continuously measure the hardness of the bottom surface and remind the driver to pay attention to the compaction deviation of the rolling area of the roller, the test contents of the European Union authority include waterproof test, dustproof test, corrosion resistance test, high-temperature and low-temperature test, EMC safety test and the like, then set the calibration value, when the rolling number of the roller reaches the rolling number required by the test section, use the ICV value when green is displayed for the first time in the MCA interface as the calibration value, then carry out data acquisition and analysis processing, and acquire the vibration frequency of the roller every second through the acceleration module, The method comprises the steps that real-time temperature of the surface of asphalt is collected by a temperature detection module, collected data are analyzed through software inside a touch screen, an ICV curve value is obtained after analysis, whether compaction degree is stable or not is determined through the ICV curve value, if the compaction degree is stable, the touch screen can display green, the ICV value at the moment is a standard value, meanwhile, compaction degree detection personnel can measure the on-site calibration pavement compaction degree, if the detected compaction degree is qualified, construction is carried out according to the calibrated value, then pavement is carried out, a double-steel-wheel road roller is adopted for initial compression, a rubber-tyred road roller is adopted for re-compression, a double-steel-wheel road roller is adopted for final compression, finally, pavement acceptance is carried out, quality after asphalt pavement construction is checked, and the inspection is guaranteed to meet relevant regulations.

Example four:

in the third embodiment, the following steps are added:

in step 3, the calibration value is set by the method that the road roller rolls forwards along a straight line, the direction cannot be changed randomly in the midway, the first rolling is carried out in the forward direction, the second rolling is carried out in the backward direction, and the rolling is carried out sequentially until the interface is green, so that the asphalt pavement is compacted stably, namely the compaction is qualified, at this time, the ICV value of the touch screen at the moment is recorded, and the value is taken as the calibration value in the subsequent rolling.

Firstly, equipment is installed, an acceleration module, a touch screen, a box body and a temperature detection module are respectively installed at corresponding positions of a road roller, the acceleration module is installed at the vibration side of a steel wheel, the touch screen and the box body are fixed in a cab, the temperature detection module is fixed at any one side of two sides of the road roller, the touch screen is a color touch screen with a processor, the acceleration module is an MAS-180 acceleration sensor, the box body is an MTSC-201 box body with a conditioning circuit module and an A/D converter, the temperature detection module is an IR temperature sensor, then equipment debugging is carried out, parameter setting is carried out firstly, the touch screen is opened, an MCA interface is displayed after the touch screen is opened, then the MCA interface is switched to a corresponding interface, under the interface, a compaction system can be directly used without any parameter setting, parameters can be obtained through the acceleration module and the temperature detection module, the parameters are ICV, frequency, amplitude and temperature, all the parameters are displayed in the interface, then the interface operation is carried out, the interface operation sees an ICV-time relation graph through a real-time ICV image, the compaction value stability can be seen, the average line of the current path is larger than or equal to the average line of the previous path, green color shows that the compaction value is stable, the ICV-time relation graph depends on the cycle time of an acceleration module and a temperature detection module, therefore, an operator can see the image through a touch screen at the same time, the image updating of the ICV-time relation graph depends on the time of the acceleration module and the temperature detection module, if the ICV value stays for 5 seconds, the image automatically recovers and is set, a black line and a red line appear in the image, the black line is the average line of the current path, the red line is the average line of the previous path, then fault elimination is carried out, the acceleration module and the temperature detection module are disconnected firstly, after the sensor is disconnected, an alarm state can be displayed on the touch screen, and the working environment of the road roller is considered to be very severe, so when equipment is selected, whether the protection level, the durability and the stability of the equipment can reach the international standard or not is considered, all components of a compaction monitoring system of the road roller are subjected to European Union authoritative tests, when certain color hardness is reached, large intelligent compaction value deviation exists in the areas rolled on the two sides of the roller of the road roller, when the preset dead zone range is exceeded, red flashing is displayed in the center of the touch screen to remind an operator to pay attention, the ICV value can be increased along with the increase of the compaction times, the increase of the absolute value depends on the size of the roller of the road roller and the performance of a compacted material, if the ICV value cannot be increased through repeated compaction, the fact means that the rolling of the roller is stopped or the current working condition of the road roller is not suitable for the current working condition, additional measures should be taken, such as replacing the road roller, changing the water content or adding mixed materials, the ICV image can help the driver to complete the rolling work more quickly and efficiently because it can show where the compaction work is completed, where the compacted ICV value is not increased, where the rolling work is continued to cause material loosening or crushing, continuously measure the hardness of the bottom surface and remind the driver to pay attention to the compaction deviation of the rolling area of the roller, the test contents of the eu authority include waterproof test, dustproof test, corrosion resistance test, high-temperature and low-temperature test, EMC safety test and the like, then set the calibration value, when the rolling number of the road roller reaches the rolling number required by the test section, use the ICV value when green is displayed for the first time in the MCA interface as the calibration value, and set the calibration value in such a way that the road roller rolls forward along a straight line without any direction change in the midway, the compaction of the asphalt pavement is stable, namely the compaction is qualified, at the moment, an ICV value of the touch screen is recorded, the value is taken as a calibration value in the subsequent rolling, then data acquisition and analysis processing are carried out, the vibration frequency and the vibration range and the vibration intensity of the road roller per second are acquired through an acceleration module, the real-time temperature of the asphalt surface is acquired through a temperature detection module, then the acquired data are analyzed through internal software of the touch screen, an ICV curve value is obtained after analysis, whether the compaction is stable or not is determined through the ICV curve value, if the compaction is stable, the touch screen can display the green color, the ICV value at the moment is the calibration value, meanwhile, a compaction degree detector can measure the field calibration pavement compaction degree, and if the detected compaction value is qualified, constructing according to the calibrated value, then rolling the road surface, adopting a double-steel-wheel road roller for initial pressing, adopting a tire type road roller for re-pressing, adopting a double-steel-wheel road roller for final pressing, finally checking the road surface, checking the quality of the asphalt road surface after construction, and ensuring that the checking conforms to relevant regulations.

Example five:

in the fourth example, the following steps were added:

in step 4, rolling times and calibration values are controlled in compaction degree control, compaction degree data are obtained through test section summary, construction equipment and a rolling construction method are determined through test section construction, a road roller auxiliary system is installed on a road roller determined to be final pressure before construction, and after the road roller is determined, calibration work of the compaction values can be carried out only after the equipment is debugged.

Firstly, equipment is installed, an acceleration module, a touch screen, a box body and a temperature detection module are respectively installed at corresponding positions of a road roller, the acceleration module is installed at the vibration side of a steel wheel, the touch screen and the box body are fixed in a cab, the temperature detection module is fixed at any one side of two sides of the road roller, the touch screen is a color touch screen with a processor, the acceleration module is an MAS-180 acceleration sensor, the box body is an MTSC-201 box body with a conditioning circuit module and an A/D converter, the temperature detection module is an IR temperature sensor, then equipment debugging is carried out, parameter setting is carried out firstly, the touch screen is opened, an MCA interface is displayed after the touch screen is opened, then the MCA interface is switched to a corresponding interface, under the interface, a compaction system can be directly used without any parameter setting, parameters can be obtained through the acceleration module and the temperature detection module, the parameters are ICV, frequency, amplitude and temperature, all the parameters are displayed in the interface, then the interface operation is carried out, the interface operation sees an ICV-time relation graph through a real-time ICV image, the compaction value stability can be seen, the average line of the current path is larger than or equal to the average line of the previous path, green color shows that the compaction value is stable, the ICV-time relation graph depends on the cycle time of an acceleration module and a temperature detection module, therefore, an operator can see the image through a touch screen at the same time, the image updating of the ICV-time relation graph depends on the time of the acceleration module and the temperature detection module, if the ICV value stays for 5 seconds, the image automatically recovers and is set, a black line and a red line appear in the image, the black line is the average line of the current path, the red line is the average line of the previous path, then fault elimination is carried out, the acceleration module and the temperature detection module are disconnected firstly, after the sensor is disconnected, an alarm state can be displayed on the touch screen, and the working environment of the road roller is considered to be very severe, so when equipment is selected, whether the protection level, the durability and the stability of the equipment can reach the international standard or not is considered, all components of a compaction monitoring system of the road roller are subjected to European Union authoritative tests, when certain color hardness is reached, large intelligent compaction value deviation exists in the areas rolled on the two sides of the roller of the road roller, when the preset dead zone range is exceeded, red flashing is displayed in the center of the touch screen to remind an operator to pay attention, the ICV value can be increased along with the increase of the compaction times, the increase of the absolute value depends on the size of the roller of the road roller and the performance of a compacted material, if the ICV value cannot be increased through repeated compaction, the fact means that the rolling of the roller is stopped or the current working condition of the road roller is not suitable for the current working condition, additional measures should be taken, such as replacing the road roller, changing the water content or adding mixed materials, the ICV image can help the driver to complete the rolling work more quickly and efficiently because it can show where the compaction work is completed, where the compacted ICV value is not increased, where the rolling work is continued to cause material loosening or crushing, continuously measure the hardness of the bottom surface and remind the driver to pay attention to the compaction deviation of the rolling area of the roller, the test contents of the eu authority include waterproof test, dustproof test, corrosion resistance test, high-temperature and low-temperature test, EMC safety test and the like, then set the calibration value, when the rolling number of the road roller reaches the rolling number required by the test section, use the ICV value when green is displayed for the first time in the MCA interface as the calibration value, and set the calibration value in such a way that the road roller rolls forward along a straight line without any direction change in the midway, the compaction of the asphalt pavement is stable, namely the compaction is qualified, at the moment, an ICV value of the touch screen is recorded, the value is taken as a calibration value in the subsequent rolling, then data acquisition and analysis processing are carried out, the vibration frequency and the vibration range and the vibration intensity of the road roller per second are acquired through an acceleration module, the real-time temperature of the asphalt surface is acquired through a temperature detection module, then the acquired data are analyzed through internal software of the touch screen, an ICV curve value is obtained after analysis, whether the compaction is stable or not is determined through the ICV curve value, if the compaction is stable, the touch screen can display the green color, the ICV value at the moment is the calibration value, meanwhile, a compaction degree detector can measure the field calibration pavement compaction degree, and if the detected compaction value is qualified, the construction is carried out according to the calibrated numerical value, the compaction degree control adopts double control of rolling pass and a calibrated value, the compaction degree data is firstly obtained by summarizing a test section, the construction equipment and the rolling construction method are determined through the construction of a test section, a road roller auxiliary system is installed on a road roller determined as final pressure before the construction, the calibration work of the compaction value can be carried out only after the equipment is debugged after the road roller is determined, then the road surface rolling is carried out, a double-steel-wheel road roller is adopted for initial pressing, a tire type road roller is adopted for re-pressing, a double-steel-wheel road roller is adopted for final pressure, finally the road surface acceptance is carried out, the quality after the construction of the asphalt road surface is checked, and the check is required to meet relevant regulations.

Example six:

in the fifth example, the following steps were added:

in step 5, the rolling process of the road roller is carried out according to the following, slow pressing, high frequency and low amplitude principles, after the rolling is finished, core drilling sampling is carried out on a rolling area, the compaction degree is detected, if the detected compaction value is qualified, construction is guided according to the calibrated value, if the detected data shows that the compaction degree is the conditions of overpressure and insufficiency, the pass number of the road roller can be adjusted, because the rolling material and the paved thickness are different, the calibrated value of the ICV is different every time, therefore, when the structure and the layer thickness are changed, the calibration is carried out again, the rolling is started in the state of high temperature as possible after the mixture is paved, the repeated rolling in the state of low temperature is avoided, the edges and corners of stones are prevented from being abraded, the stone material is prevented from being crushed, the stone material embedding pressure is damaged, and the similar road rollers are adopted to compact in parallel in the processes of initial pressing and re-pressing, it is not suitable to adopt the longitudinal mode of end-to-end connection, the road roller should roll at a slow and uniform speed, the suitable rolling speed of the road roller is different with the initial pressing, the re-pressing, the final pressing and the type of the road roller, in order to avoid the congestion generated by pushing the mixture during rolling, the driving wheel should face the paver during rolling, the rolling route and the direction should not be changed suddenly, the road roller must be decelerated and slowly driven when starting or stopping, the braking is not required, the folding position of the road roller should be in a step shape, the same cross section should not be arranged, the corner position which can not be reached by the large road roller is rolled by a small road roller, the rolling mode and the temperature of the surface layer should be executed according to the summary of the test road section, and necessary adjustment is carried out according to the temperature change, the road roller and other construction equipment can not be parked on the asphalt surface layer finished on the same day of rolling, and mineral aggregate, oil and sundries are prevented from scattering on the asphalt surface layer, a special post is required to be arranged on the rolling site to manage and check the rolling temperature and the rolling process, no pressure leakage and no overpressure are achieved, obvious marks are required to be arranged on the sections of initial pressing, re-pressing and final pressing, clean drinkable water is used as an isolating agent in the rolling process of the steel wheel roller, the water spraying amount is not too large, the surface of the steel wheel is wet and does not stick to the wheel, the isolating agent of the tire roller is required to adopt a vegetable oil hydrosolvent, and construction vehicles can be allowed to pass after rolling is completed for 24 hours.

Firstly, equipment is installed, an acceleration module, a touch screen, a box body and a temperature detection module are respectively installed at corresponding positions of a road roller, the acceleration module is installed at the vibration side of a steel wheel, the touch screen and the box body are fixed in a cab, the temperature detection module is fixed at any one side of two sides of the road roller, the touch screen is a color touch screen with a processor, the acceleration module is an MAS-180 acceleration sensor, the box body is an MTSC-201 box body with a conditioning circuit module and an A/D converter, the temperature detection module is an IR temperature sensor, then equipment debugging is carried out, parameter setting is carried out firstly, the touch screen is opened, an MCA interface is displayed after the touch screen is opened, then the MCA interface is switched to a corresponding interface, under the interface, a compaction system can be directly used without any parameter setting, parameters can be obtained through the acceleration module and the temperature detection module, the parameters are ICV, frequency, amplitude and temperature, all the parameters are displayed in the interface, then the interface operation is carried out, the interface operation sees an ICV-time relation graph through a real-time ICV image, the compaction value stability can be seen, the average line of the current path is larger than or equal to the average line of the previous path, green color shows that the compaction value is stable, the ICV-time relation graph depends on the cycle time of an acceleration module and a temperature detection module, therefore, an operator can see the image through a touch screen at the same time, the image updating of the ICV-time relation graph depends on the time of the acceleration module and the temperature detection module, if the ICV value stays for 5 seconds, the image automatically recovers and is set, a black line and a red line appear in the image, the black line is the average line of the current path, the red line is the average line of the previous path, then fault elimination is carried out, the acceleration module and the temperature detection module are disconnected firstly, after the sensor is disconnected, an alarm state can be displayed on the touch screen, and the working environment of the road roller is considered to be very severe, so when equipment is selected, whether the protection level, the durability and the stability of the equipment can reach the international standard or not is considered, all components of a compaction monitoring system of the road roller are subjected to European Union authoritative tests, when certain color hardness is reached, large intelligent compaction value deviation exists in the areas rolled on the two sides of the roller of the road roller, when the preset dead zone range is exceeded, red flashing is displayed in the center of the touch screen to remind an operator to pay attention, the ICV value can be increased along with the increase of the compaction times, the increase of the absolute value depends on the size of the roller of the road roller and the performance of a compacted material, if the ICV value cannot be increased through repeated compaction, the fact means that the rolling of the roller is stopped or the current working condition of the road roller is not suitable for the current working condition, additional measures should be taken, such as replacing the road roller, changing the water content or adding mixed materials, the ICV image can help the driver to complete the rolling work more quickly and efficiently because it can show where the compaction work is completed, where the compacted ICV value is not increased, where the rolling work is continued to cause material loosening or crushing, continuously measure the hardness of the bottom surface and remind the driver to pay attention to the compaction deviation of the rolling area of the roller, the test contents of the eu authority include waterproof test, dustproof test, corrosion resistance test, high-temperature and low-temperature test, EMC safety test and the like, then set the calibration value, when the rolling number of the road roller reaches the rolling number required by the test section, use the ICV value when green is displayed for the first time in the MCA interface as the calibration value, and set the calibration value in such a way that the road roller rolls forward along a straight line without any direction change in the midway, the compaction of the asphalt pavement is stable, namely the compaction is qualified, at the moment, an ICV value of the touch screen is recorded, the value is taken as a calibration value in the subsequent rolling, then data acquisition and analysis processing are carried out, the vibration frequency and the vibration range and the vibration intensity of the road roller per second are acquired through an acceleration module, the real-time temperature of the asphalt surface is acquired through a temperature detection module, then the acquired data are analyzed through internal software of the touch screen, an ICV curve value is obtained after analysis, whether the compaction is stable or not is determined through the ICV curve value, if the compaction is stable, the touch screen can display the green color, the ICV value at the moment is the calibration value, meanwhile, a compaction degree detector can measure the field calibration pavement compaction degree, and if the detected compaction value is qualified, constructing according to the calibrated value, controlling compaction degree by double control of rolling pass and calibrated value, obtaining compaction degree data by summarizing test road sections, determining construction equipment and rolling construction method by construction of test sections, installing a roller auxiliary system on a roller determined as final pressure before construction, adjusting equipment after determining the roller, calibrating the compaction value, rolling the road surface, adopting a double-steel-wheel roller for initial compaction, adopting a tire roller for re-compaction, adopting the double-steel-wheel roller for final compaction, following the principle of slow compaction, low frequency and low amplitude in the rolling process of the roller, sampling a drill core in a rolling area after rolling, detecting the compaction degree, guiding construction according to the calibrated value if the detected compaction value is qualified, and indicating the situation of overpressure and insufficiency if the detected data, the pass number of the road roller can be adjusted, because the material of the rolling material, the thickness of the paving and other factors are different, the calibration value of the ICV is different every time, therefore, when the material and the layer thickness of the structure layer are changed, the calibration is carried out again, the mixture is required to be rolled immediately after being paved and is not required to wait for being repeatedly rolled in a high temperature state as high as possible, the repeated rolling in a low temperature state is not required, the edges and corners of stones are prevented from being abraded, crushed stone materials are prevented from being crushed, stone embedding pressure is prevented from being damaged, the similar road roller is preferably compacted in parallel terraced formation in the process of initial pressing and re-pressing, the longitudinal arrangement mode of head-tail connection is not required, the road roller is required to be rolled at a slow and uniform speed, the suitable rolling speed of the road roller is different along with the types of initial pressing, re-pressing, final pressing and driving wheels, a bag generated by pushing the mixture in the process of rolling is avoided, the rolling is required to face the paver, the rolling route and the direction are not required to be suddenly changed, when the road roller is started or stopped, the road roller must be decelerated and slowly driven, the road roller must not be braked, the folding position of the road roller is in a step shape, the corner position which can not be reached by a large-scale road roller can not be rolled by a small-sized road roller, the rolling mode and the temperature of a surface layer are summarized and executed according to a test road section, necessary adjustment is carried out according to temperature change, the road roller and other construction equipment cannot be parked on an asphalt surface layer which is rolled on the same day, mineral aggregates, oil materials and sundries are prevented from scattering on the asphalt surface layer, a special post is arranged on a rolling site to manage and check the rolling temperature and the rolling process, pressure leakage and overpressure are avoided, obvious marks are arranged on an initial pressing section, a re-pressing section and a final pressing section, clean drinkable water is used as an isolating agent in the rolling process of the steel roller, the water spraying quantity is not too large, the surface of the steel roller is not adhered with a wet wheel, the isolation agent of the pneumatic tyre roller requires the hydrosolvent of vegetable oil, after rolling for 24 hours, construction vehicles can be allowed to pass, finally, the road surface acceptance is carried out, the quality of the constructed asphalt road surface is checked, and the checking is to ensure that the relevant regulations are met.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The road roller compaction implementation method based on the real-time asphalt pavement monitoring technology is characterized by comprising the following steps of: the method comprises the following steps:

2. The method for implementing the compaction of the road roller based on the real-time asphalt pavement monitoring technology according to claim 1, which is characterized in that: in the step 1, the acceleration module is installed on the vibration side of the steel wheel, the touch screen and the box body are fixed in the cab, and the temperature detection module is fixed on any one of the two sides of the road roller.

3. The method for implementing the compaction of the road roller based on the real-time asphalt pavement monitoring technology according to claim 1, which is characterized in that: in the step 1, the touch screen is a color touch screen with a processor, the acceleration module is an MAS-180 acceleration sensor, the box body is an MTSC-201 box body with a conditioning circuit module and an A/D converter, and the temperature detection module is an IR temperature sensor.

4. The method for implementing the compaction of the road roller based on the real-time asphalt pavement monitoring technology according to claim 1, which is characterized in that: in step 2, when the ground surface reaches a certain color hardness and has a certain risk, the rolling areas on two sides of the roller of the road roller have larger intelligent compaction value deviation, when the area exceeds a set dead zone range, the center of the touch screen displays red flashing to remind an operator of noticing, the ICV value can be increased along with the increase of the compaction times, the increase of the absolute value depends on the size of the roller of the road roller and the performance of a compacted material, if the ICV value cannot be increased by repeated compaction, the rolling is stopped or the roller of the current road roller is not suitable for the current working condition, additional measures such as changing the roller, changing the water content or increasing a mixed material are adopted, and an ICV image can help the driver to complete the rolling work more quickly and more efficiently because the ICV image can display where the compaction work is completed and where the compacted ICV value is not increased, Where continued rolling may result in material loosening or crushing, continuous measurement of hardness of the underlying surface, and alerting the driver to compaction deviations in the rolled area.

5. The method for implementing the compaction of the road roller based on the real-time asphalt pavement monitoring technology according to claim 1, which is characterized in that: in the step 2, the test contents of the EU authority include a waterproof test, a dustproof test, a corrosion resistance test, a high-temperature and low-temperature test, an EMC safety test and the like.

6. The method for implementing the compaction of the road roller based on the real-time asphalt pavement monitoring technology according to claim 1, which is characterized in that: in the step 3, the calibration value is set by the method that the road roller rolls forwards along a straight line, the direction cannot be changed randomly in the midway, the first rolling is carried out in the forward direction, the second rolling is carried out in the backward direction, and the rolling is carried out sequentially until the interface is green, so that the asphalt pavement is compacted stably, namely the compaction is qualified, at this time, the ICV value of the touch screen at the moment is recorded, and the value is taken as the calibration value in the subsequent rolling.

7. The method for implementing the compaction of the road roller based on the real-time asphalt pavement monitoring technology according to claim 1, which is characterized in that: in the step 4, the compaction degree control adopts double control of rolling pass and calibration values, the compaction degree data is firstly obtained through test section summary, and construction equipment and a rolling construction method are determined through test section construction.

8. The method for implementing the compaction of the road roller based on the real-time asphalt pavement monitoring technology according to claim 1, which is characterized in that: in step 4, the auxiliary system of the road roller is installed on the road roller which is determined to be the final compaction value before construction, and after the road roller is determined, the calibration work of the compaction value can be carried out only after the equipment is debugged.

9. The method for implementing the compaction of the road roller based on the real-time asphalt pavement monitoring technology according to claim 1, which is characterized in that: in the step 5, in the rolling process of the road roller, the rolling process is carried out according to the following, slow pressing, high frequency and low amplitude principle, after the rolling is finished, core drilling and sampling are carried out on a rolling area, the compaction degree is detected, if the detected compaction value is qualified, construction is guided according to the calibrated value, if the detected data show that the compaction degree is the conditions of overpressure and insufficiency, the pass number of the road roller can be adjusted, and due to the fact that the material quality of the rolling material, the thickness of paving and other factors are different, the calibrated value of the ICV at each time is different, and therefore when the material quality and the layer thickness of the structure are changed, the calibration is carried out again.

10. The method for implementing the compaction of the road roller based on the real-time asphalt pavement monitoring technology according to claim 1, which is characterized in that: in step 5, the mixture must start rolling in the highest possible temperature state after being paved, the mixture must not wait, the mixture must not be rolled repeatedly in the low temperature state, the stone edges and corners are prevented from being ground, the crushed stone is prevented from being crushed, the stone embedding pressure is damaged, the similar road rollers are preferably compacted in parallel in a ladder-type queue in the process of initial pressing and re-pressing, the longitudinal row mode of head-to-tail connection is not preferably adopted, the road rollers should roll at a slow and uniform speed, the suitable rolling speed of the road rollers is different according to the types of the initial pressing, re-pressing, final pressing and the road rollers, in order to avoid the jam generated by pushing the mixture in the process of rolling, the driving wheels should face the paving machine in the process of rolling, the rolling route and the rolling direction should not be changed suddenly, the road rollers must slow down and slowly run when starting or stopping, the braking is not required, the folding position of the road rollers should be in a ladder-type, the road rollers should not be in the same cross section, and the corner parts which can not be reached by the large road rollers, the method is characterized in that a small-sized roller is adopted for rolling, the rolling mode and temperature of a surface layer are carried out according to the summary of a test road section, necessary adjustment is carried out according to the temperature change, the roller and other construction equipment cannot be parked on an asphalt surface layer which is rolled on the same day, mineral aggregates, oil and sundries are prevented from scattering on the asphalt surface layer, a special post is arranged on a rolling site to manage and check the rolling temperature and the rolling process, no pressure leakage and no overpressure are achieved, obvious marks are arranged on the initial pressing section, the re-pressing section and the final pressing section, clean drinkable water is used as an isolating agent in the rolling process of the steel wheel roller, the water spraying amount is not too large, the surface of the steel wheel is wet and does not stick to the wheel, the isolating agent of the tire roller requires the water solvent of vegetable oil, and construction vehicles can be allowed to pass after 24 hours of rolling.