CN113654633A - Metering detection method of dynamic truck scale weighing system under abnormal driving behavior condition - Google Patents

Metering detection method of dynamic truck scale weighing system under abnormal driving behavior condition Download PDF

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Publication number
CN113654633A
CN113654633A CN202111027291.XA CN202111027291A CN113654633A CN 113654633 A CN113654633 A CN 113654633A CN 202111027291 A CN202111027291 A CN 202111027291A CN 113654633 A CN113654633 A CN 113654633A
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China
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vehicle
error
sign board
weighing system
measurement
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CN202111027291.XA
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CN113654633B (en
Inventor
马堃
申东滨
倪俊国
潘寿虎
张凯
张岩
刘平
王连芳
张帅
秦璐璐
王文龙
商建康
马以墨
于涛
胡顺杰
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Shandong Institute of Metrology
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Shandong Institute of Metrology
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G19/00—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups
    • G01G19/02—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles
    • G01G19/03—Weighing apparatus or methods adapted for special purposes not provided for in the preceding groups for weighing wheeled or rolling bodies, e.g. vehicles for weighing during motion
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G23/00—Auxiliary devices for weighing apparatus
    • G01G23/01—Testing or calibrating of weighing apparatus
    • G01G23/017—Securing calibration against fraud
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)

Abstract

The invention discloses a metering detection method of a dynamic truck scale weighing system under the condition of abnormal driving behaviors, which comprises the following steps: constructing a vehicle weight weighing system by a plurality of dynamic motor scales arranged side by side; the vehicle passes through a weighing platform of the vehicle weight weighing system in the same abnormal running mode for multiple times; calculating an average weight value M of the vehicle; calculating a vehicle metric error value W ═ M-MSign board)/MSign boardX 100%, where W is the value of the measurement error, MSign boardThe standard vehicle weight of the vehicle; measuring error W and allowable error W according to vehicle typeAllow forComparing to determine whether the vehicle metering detection is qualified; by adopting the technical scheme, when the vehicle passes through in an abnormal running mode, the weight value of the vehicle can be still measured, whether the vehicle metering detection is qualified or not is determined, the problem that whether the vehicle metering detection is qualified or not cannot be accurately determined when the truck passes through abnormally is solved, and the condition that whether the vehicle metering detection is qualified or not is guaranteedThe accuracy of vehicle weighing and the accuracy of metering detection.

Description

Metering detection method of dynamic truck scale weighing system under abnormal driving behavior condition
Technical Field
The invention relates to the technical field of vehicle overload detection, in particular to a metering detection method of a dynamic truck scale weighing system under the condition of abnormal driving behaviors.
Background
The dynamic truck scale comprises a weighing sensor, a weighing display controller, a wheel axle identifier, a vehicle passing auxiliary device and the like, is used for weighing the weight of passing vehicles to obtain information such as the number of axles, the weight of the axles, the weight of axle groups, the total weight, the speed and the like of the vehicles, and is commonly used for providing truck weight and vehicle type data for governing overrun overload of national and provincial roads and expressways.
In order to avoid the overload enforcement inspection of traffic and traffic police departments, part of truck drivers adopt an abnormal passing mode when passing through the dynamic truck scale weighing system, and attempt to achieve the purpose of interfering the normal weighing function of the dynamic truck scale weighing system so as to artificially reduce the weighing weight of the truck. How to ensure to weigh the above-mentioned freight train weight that adopts the unusual current mode of accuracy, strike the unusual action of practising fraud of freight train, guarantee that measurement detection is accurate effective, promote measurement detection efficiency, become the technical problem who awaits the solution urgently.
Disclosure of Invention
The invention aims to provide a metering detection method of a dynamic vehicle scale weighing system under the condition of abnormal driving behaviors so as to solve the technical problem.
The technical scheme adopted by the invention for solving the technical problem is as follows:
according to one aspect of the invention, a metering detection method of a dynamic truck scale weighing system under the condition of abnormal driving behaviors is designed, and the method comprises the following steps:
constructing a vehicle weight weighing system by a plurality of dynamic motor scales arranged side by side;
the vehicle passes through a weighing platform of the vehicle weight weighing system in the same abnormal running mode for multiple times;
calculating an average weight value M of the vehicle;
calculating a metric error value W ═ M-M for the vehicleSign board)/MSign boardX 100%, where W is the value of the measurement error, MSign boardThe standard vehicle weight of the vehicle;
the measurement error W and the allowable error W are calculated according to the vehicle typeAllow forComparing to determine whether the vehicle measurement detection is qualified, wherein the allowable error WAllow forNamely the MPE corresponding to the maximum accuracy grade of the national standard GB/T21296.1-2020.
By adopting the technical scheme, the weight of trucks of different vehicle types under the abnormal driving mode can be calculated through the vehicle weight weighing system, the average weight of the trucks is calculated through the same abnormal driving mode for multiple times, the metering error value is calculated through a formula and compared with the accuracy grade allowable error corresponding to the national standard, whether the metering error of the weight of the abnormally driven trucks meets the national standard requirement can be determined, and whether the metering detection of the vehicle weight weighing system is qualified is further determined. Therefore, when the vehicle passes through in an abnormal running mode, the weight value of the vehicle can be still measured, whether the vehicle weight measurement detection is qualified or not is determined, the application range of the measurement detection is effectively expanded after the measurement detection that the vehicle passes through according to a standard mode is met, the abnormal running measurement detection which is urgently needed in China is included, the measurement detection efficiency and the coverage area can be further improved, the problem that whether the vehicle measurement detection is qualified or not cannot be accurately determined when the truck passes through abnormally is solved, and therefore the vehicle weighing accuracy and the measurement detection effectiveness under various running modes are guaranteed, and the detection efficiency is improved.
In order to better solve the technical defects, the invention also has a better technical scheme that:
in some embodiments, the abnormal driving mode comprises turning driving, the vehicle drives into a middle lane of the vehicle weight weighing system at the speed of 3-15km/h, after the vehicle turns to the left side or the right side along the front three axes and passes a weighing platform of the left side or the right side lane of the middle lane, the vehicle turns to the right side or the left side along the back three axes and passes the right side or the left side weighing platform of the middle lane, the test is carried out for multiple times in the same way, and the average value of the multiple vehicle weight measurements is recorded as MCrutchCalculating a measurement error W at this timeCrutch＝(MCrutch-MSign board)/MSign boardX 100%, when WCrutchIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
In some embodiments, the abnormal driving mode includes static driving, the vehicle initially drives into any lane of the vehicle weight weighing system at a speed of 5-50km/h, after a first shaft of the vehicle passes through a weighing platform of the lane of the vehicle weight weighing system, a second shaft and a third shaft of the vehicle are decelerated to 5km/h for passing, when a fourth shaft of the vehicle is pressed on the weighing platform, the vehicle speed is reduced to 0, a fourth shaft and a fifth shaft are stopped on the weighing platform for 50-120 seconds and then gradually accelerated to pass through the weighing platform, the test is carried out for a plurality of times in the same way, and the average value of a plurality of vehicle weight measurements is recorded as MStatic and dynamicCalculating a measurement error W at this timeStatic and dynamic＝(MStatic and dynamic-MSign board)/MSign boardX 100%, when WStatic and dynamicIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
In some embodiments, the abnormal driving mode comprises reverse driving, wherein the vehicle reversely passes through any lane of the vehicle weight weighing system at a speed of 5-50km/h, and the vehicle weight weighing system is tested for multiple times in the same way, and the average value of the multiple vehicle weight measurements is recorded as MInverse directionCalculating a measurement error W at this timeInverse direction＝(MInverse direction-MSign board)/MSign boardX 100%, when WInverse directionIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
In some embodiments, the abnormal driving mode comprises line pressing driving, the left side or right side wheel of the vehicle is pressed on a lane dividing line of a vehicle weight weighing system and passes through the lane dividing line at a constant speed of 5-50km/h in a straight line mode, the test is carried out for multiple times in the same mode, and the average value of multiple vehicle weight measurements is recorded as MPress and pressCalculating a measurement error W at this timePress and press＝(MPress and press-MSign board)/MSign boardX 100%, when WPress and pressIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
In some embodiments, the abnormal driving mode comprises forward and backward driving, the vehicle repeatedly moves forward and backward for a plurality of times when passing through a weighing platform of one lane of the vehicle weight weighing system at the speed of 3-20km/h, the test is carried out for a plurality of times in the same way, and the average value of the plurality of vehicle weight measurements is recorded as MAdvance and retreatCalculating a measurement error W at this timeAdvance and retreat＝(MAdvance and retreat-MSign board)/MSign boardX 100%, when WAdvance and retreatIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
In some embodiments, the abnormal driving mode comprises lane crossing driving, the left side wheel and the right side wheel of the vehicle correspondingly span two lanes of the vehicle weight weighing system and pass through the vehicle weight weighing system at a constant speed of 5-50km/h in a straight line manner, the vehicle weight weighing system is tested for multiple times in the same manner, and the average value of the multiple vehicle weight measurements is recorded as MStride withCalculating a measurement error W at this timeStride with＝(MStride with-MSign board)/MSign boardX 100%, when WStride withIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
In some embodiments, the abnormal driving mode includes parallel driving, wherein multiple vehicles simultaneously move at a constant speed of 5-50km/h, are aligned and move in parallel to correspond to the lanes passing through the vehicle weight weighing system, the vehicle weight weighing system is tested for multiple times in the same way, and the average value of multiple vehicle weight measurements of each lane of the vehicle weight weighing system is calculated as MAnd areCalculating the measurement error W of each lane at the timeAnd are＝(MAnd are-MSign board)/MSign boardX 100%, when WAnd areIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
In some embodiments, when cornering, the vehicle should have a cornering error difference obtained by subtracting the calculated measurement error for a left-hand cornering maneuver and the calculated measurement error for a right-hand cornering maneuver less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
In some embodiments, when the vehicle is driven by pressing the line, the difference between the calculated measurement error of the wheel pressure on the left side of the vehicle on the lane dividing line and the calculated measurement error of the wheel pressure on the right side of the vehicle on the lane dividing line is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
In some embodiments, when driving across lanes, the difference between the calculated metering error of the vehicle crossing the middle lane and the left lane of the vehicle weighing system and the calculated metering error of the vehicle crossing the middle lane and the right lane of the vehicle weighing system should be less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
Drawings
FIG. 1 is a schematic diagram of a vehicle weighing system during normal operation of the vehicle;
FIG. 2 is a first schematic diagram of a vehicle weight weighing system for a vehicle running in a curve;
FIG. 3 is a second schematic structural view of a vehicle weight weighing system during turning;
FIG. 4 is a schematic diagram of a vehicle weighing system in which the vehicle travels statically and dynamically;
FIG. 5 is a schematic diagram of a vehicle traveling in reverse direction through a vehicle weight weighing system;
FIG. 6 is a first schematic diagram of a vehicle weight weighing system for driving a vehicle pressing line;
FIG. 7 is a second schematic structural view of a vehicle weight weighing system during vehicle line pressing;
FIG. 8 is a schematic diagram of the structure of the vehicle weight weighing system during the forward and backward movement of the vehicle;
FIG. 9 is a first schematic diagram of a vehicle traveling over-the-wire through a vehicle weight weighing system;
FIG. 10 is a second schematic diagram of a vehicle traveling over-the-wire through the vehicle weight weighing system;
FIG. 11 is a first schematic diagram of a vehicle weighing system configured to run in parallel;
FIG. 12 is a second schematic diagram of a configuration of a vehicle traveling in parallel through the vehicle weight weighing system;
fig. 13 is a schematic flow chart of a metering detection method of the dynamic vehicle weighing system under the condition of abnormal driving behavior.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Referring to fig. 1 to 12, the method for measuring and detecting a dynamic vehicle scale weighing system under an abnormal driving behavior condition provided by the invention comprises the following steps:
constructing a vehicle weight weighing system by a plurality of dynamic motor scales arranged side by side; further, the vehicle weight weighing system can be constructed by two, or three, or four, or more dynamic motor balances arranged laterally or longitudinally side by side, preferably, the vehicle weight weighing system is constructed by three dynamic motor balances arranged longitudinally side by side, and the lanes of the three dynamic motor balances are marked as 1 lane, 2 lanes and 3 lanes.
When the vehicle is an unknown vehicle type, the vehicle type can be identified through an identification module in the vehicle weight weighing system in the process of passing through the vehicle weight weighing system, and the vehicle type is displayed on a display module of the vehicle weight weighing system, wherein the vehicle type comprises a biaxial vehicle, a four-axis/three-axis vehicle, a five-axis/six-axis vehicle and the like, and the detection method is described in detail by taking a six-axis vehicle as an example in the embodiment.
When the vehicle normally runs, referring to fig. 1, the vehicle passes through a 1-lane weighing platform, a 2-lane weighing platform, or a 3-lane weighing platform of a vehicle weight weighing system at a constant speed of 5-50km/h, wherein the vehicle speed can be 5km/h, 10km/h, 20km/h, 30km/h, 40km/h, or 50km/h, the embodiment preferably passes through a 2-lane weighing platform at a vehicle speed of 30km/h, the test is performed for a plurality of times in the same manner, the test time can be 2 times, 3 times, 4 times, or more times, the embodiment preferably tests 3 times, and the average value of 3 vehicle weight measurements is recorded as M2 is positiveCalculating a measurement error W at this time2 is positive＝(M2 is positive-MSign board)/MSign boardX 100%, wherein, W2 is positiveTo measure the error, MSign boardThe standard vehicle weight of the vehicle is measured as the error W2 is positiveIs less than or equal to the allowable error WAllow forThe measurement is qualified, wherein the allowable error WAllow forNamely MPE corresponding to the maximum allowable error of accuracy grade in the national standard GB/T21296.1-2020, unless the context clearly requires otherwise, the allowable error W in the whole specification and the claimsAllow forAll ' are ' the maximum allowable error MPE of the corresponding accuracy grade of the national standard GB/T21296.1-2020 '.
When the vehicle runs abnormally, the vehicle passes through the weighing platform of the vehicle weight weighing system for multiple times in the same abnormal running mode. Wherein the abnormal driving includes:
cornering, see figure 2, vehicleThe vehicle drives into 2 lanes of the vehicle weight weighing system at the speed of 3-15km/h, wherein the vehicle speed can be 3km/h, or 5km/h, or 10km/h, or 15km/h, the vehicle speed is preferably 5km/h in the embodiment, after the front three axes of the vehicle turn left to pass through a weighing platform of 1 lane of the vehicle weight weighing system, the rear three axes turn right to pass through a weighing platform of 3 lanes of the vehicle weight weighing system in the opposite direction, the test is performed for multiple times in the same way, the test time can be 2 times, or 3 times, or 4 times, or more times, the test is preferably performed for 3 times, and the average value M of the 3 times of vehicle weight measurement is recorded asCrutch 21Calculating a measurement error W at this timeCrutch 21＝(MCrutch 21-MSign board)/MSign boardX 100%, wherein, WCrutch 21To measure the error, MSign boardIs the standard vehicle weight of the vehicle, when WCrutch 21Is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified. Referring to fig. 3, after the vehicle travels at 5km/h and the front three-axis left-hand corner passes through the weighing platforms of the 3 lanes of the vehicle weight weighing system, and the rear three-axis left-hand corner passes through the weighing platforms of the 1 lane of the vehicle weight weighing system, the test was performed 3 times in the same manner, and the average value of the 3 vehicle weight measurements was recorded as MCrutch 23Calculating a measurement error W at this timeCrutch 23＝(MCrutch 23-MSign board)/MSign boardX 100%, wherein, WCrutch 23To measure the error, MSign boardIs the standard vehicle weight of the vehicle, when WCrutch 23Is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified. Meanwhile, in order to detect the consistency of the vehicle weight weighing system to the turning metering errors in two directions of the 2 lanes, the turning error difference value W is added and judgedCrutch 2＝WCrutch 21-WCrutch 23，WCrutch 2For the difference of the turning error, W is requiredCrutch 2Should be less than or equal to the allowable error WAllow forThe requirements of (1).
And (2) statically and dynamically driving, referring to fig. 4, the vehicle initially drives into the 1 lane, or the 2 lanes, or the 3 lanes of the vehicle weight weighing system at a speed of 5-50km/h, wherein the vehicle speed can be 5km/h, or 10km/h, or 20km/h, or 30km/h, or 40km/h, or 50km/h, the embodiment preferably drives into the 2 lanes at a speed of 30km/h, after the first axis of the vehicle passes through the weighing platform of the 2 lanes of the vehicle weight weighing system,the second and third axles of the vehicle are decelerated to 5km/h for passing, when the fourth axle of the vehicle is pressed on the weighing platform, the vehicle speed is reduced to 0, the fourth and fifth axles are stopped on the weighing platform for 50-120 seconds and then gradually accelerated to pass through the weighing platform, wherein the rest time can be 50 seconds, or 60 seconds, or 70 seconds, or 80 seconds, or 90 seconds, or 120 seconds, the rest time is preferably 80 seconds in the embodiment, the test is carried out for multiple times in the same manner, the test time can be 2 times, or 3 times, or 4 times, or more, the test is preferably carried out for 3 times, and the average value of 3 vehicle weight measurements is recorded as MStatic and dynamic 2Calculating a measurement error W at this timeStatic and dynamic 2＝(MStatic and dynamic 2-MSign board)/MSign boardX 100%, wherein, WStatic and dynamic 2To measure the error, MSign boardIs the standard vehicle weight of the vehicle, when WStatic and dynamic 2Is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
And reversely driving, referring to fig. 5, the vehicle reversely passes through a 1 lane, a 2 lane or a 3 lane of the vehicle weight weighing system at a speed of 5-50km/h, wherein the vehicle speed can be 5km/h, 10km/h, 20km/h, 30km/h, 40km/h or 50km/h, the embodiment preferably drives the vehicle at a speed of 30km/h into the 2 lanes, the test is carried out for a plurality of times in the same way, the test time can be 2 times, 3 times, 4 times or more, the embodiment preferably tests 3 times, and the average value of the 3 vehicle weight measurements is recorded as MInverse 2Calculating a measurement error W at this timeInverse 2＝(MInverse 2-MSign board)/MSign boardX 100%, wherein, WInverse 2To measure the error, MSign boardIs the standard vehicle weight of the vehicle, when WInverse 2Is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
Pressing the line for driving, referring to FIG. 6, when the left wheel of the vehicle presses on the lane dividing line of the 2 lane and the 1 lane of the vehicle weight weighing system and passes through the lane dividing line at a constant speed of 5-50km/h, wherein the lane dividing line refers to a line formed by the intersection position between two dynamic scales in the vehicle weight weighing system, the vehicle speed can be 5km/h, 10km/h, 20km/h, 30km/h, 40km/h or 50km/h, the preferred vehicle speed of the embodiment is 30km/h, the test is performed for multiple times in the same way, and the test time can be 2 times, or 3 timesAnd the number of times or 4 times or more, the embodiment preferably tests 3 times, and the average value of 3 vehicle weight measurements is recorded as MPressing 21Calculating a measurement error W at this timePressing 21＝(MPressing 21-MSign board)/MSign boardX 100%, wherein, WPressing 21To measure the error, MSign boardIs the standard vehicle weight of the vehicle, when WPressing 21Is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified. Referring to FIG. 7, when the right wheel of the vehicle is pressed on the lane dividing line of the 2 lanes and the 3 lanes of the vehicle weight weighing system and passes through the lane dividing line at a constant speed of 30km/h in a straight line, the test is carried out 3 times in the same way, and the average value of the 3 vehicle weight measurements is recorded as MPress 23Calculating a measurement error W at this timePress 23＝(MPress 23-MSign board)/MSign boardX 100%, wherein, WPress 23To measure the error, MSign boardIs the standard vehicle weight of the vehicle, when WPress 23Is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified. Meanwhile, in order to detect the consistency of the vehicle weight weighing system to the wheel pressing line metering errors on two sides of the 2 lanes, the judgment line pressing error difference value W is addedPressing 2＝WPressing 21-WPress 23，WPressing 2For the difference of the line pressing error, W is requiredPressing 2Should be less than or equal to the allowable error WAllow forThe requirements of (1).
The vehicle travels forward and backward, as shown in FIG. 8, the vehicle may pass through 1 lane, 2 lanes or 3 lanes of the vehicle weight weighing system at a speed of 3-20km/h, the vehicle speed may be 3km/h, 5km/h, 10km/h, 15km/h or 20km/h, the embodiment preferably drives the vehicle at a speed of 5km/h into 2 lanes, repeatedly moves forward and backward for a plurality of times, and can move forward and backward for 2 times, 3 times, 4 times or more, the embodiment preferably moves forward and backward for 3 times, the same manner is repeated for a plurality of times, the number of times of testing may be 2 times, 3 times, 4 times or more, the embodiment preferably tests for 3 times, and the average value of the 3 vehicle weight measurements is recorded as MAdvancing and retreating 2Calculating a measurement error W at this timeAdvancing and retreating 2＝(MAdvancing and retreating 2-MSign board)/MSign boardX 100%, wherein, WAdvancing and retreating 2To measure the error, MSign boardIs the standard vehicle weight of the vehicle, when WAdvancing and retreating 2Is less than or equal to the allowable error WAllow forWhen it is, thenAnd (4) the measurement and detection are qualified.
When the vehicle is driven across the track, referring to FIG. 9, the left side wheel and the right side wheel of the vehicle correspondingly cross 1 lane and 2 lanes of the vehicle weight weighing system and pass straight at a constant speed of 5-50km/h, wherein the vehicle speed can be 5km/h, or 10km/h, or 20km/h, or 30km/h, or 40km/h, or 50km/h, the vehicle speed is preferably 30km/h, the test is performed for multiple times in the same way, the test time can be 2 times, or 3 times, or 4 times, or more, the test is preferably performed for 3 times, and the average value of the 3 vehicle weight measurements is recorded as MStride 21Calculating a measurement error W at this timeStride 21＝(MStride 21-MSign board)/MSign boardX 100%, when WStride 21Is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified. Referring to FIG. 10, when the left and right wheels of the vehicle respectively straddle 2 lanes and 3 lanes of the vehicle weight-weighing system and pass straight at a constant speed of 30km/h, the vehicle was tested 3 times in the same manner, and the average value of the 3 vehicle weight measurements was recorded as MStride 23Calculating a measurement error W at this timeStride 23＝(MStride 23-MSign board)/MSign boardX 100%, when WStride 23Is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified. Meanwhile, in order to detect the consistency of the vehicle weight weighing system to the lane crossing metering errors of the wheels on the two sides of the 2 lane, the judgment lane crossing error difference value W is addedStride 2＝WStride 21-WStride 23，WStride 2For cross-track error difference, require WStride 2Should be less than or equal to the allowable error WAllow forThe requirements of (1).
Running in parallel, referring to FIG. 11, multiple vehicles are simultaneously aligned and moved at a constant speed of 5-50km/h into lanes respectively corresponding to the lanes passing through the vehicle weight weighing system, wherein the vehicle speed may be 5km/h, or 10km/h, or 20km/h, or 30km/h, or 40km/h, or 50km/h, in this embodiment, the preferred vehicle speed is 30km/h, the number of the vehicles is determined according to the number of the lanes in the vehicle weight weighing system, the vehicle weight weighing system in this embodiment has 3 lanes, two or three vehicles can simultaneously pass through, in this embodiment, two vehicles preferably pass through simultaneously, when two vehicles are aligned and moved from 1 lane and 2 lanesWhen the vehicle weight weighing system passes through the vehicle weight weighing system, the vehicle weight weighing system is tested for multiple times in the same way, the test times can be 2 times, 3 times, 4 times or more, the test is preferably performed for 3 times in the embodiment, and the average value of 3 vehicle weight measurements of each lane of the vehicle weight weighing system is calculated and recorded as MAnd 21Calculating the measurement error W of each lane at the timeAnd 21＝(MAnd 21-MSign board)/MSign boardX 100%, when WAnd 21Is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified. Referring to fig. 12, when two vehicles pass through the system in a 2-lane and 3-lane alignment simultaneously, the same test is performed 3 times, and the average value of 3 vehicle weight measurements of each lane of the vehicle weight weighing system is calculated as MParallel 2Calculating the measurement error W of each lane at the timeAnd 23＝(MAnd 23-MSign board)/MSign boardX 100%, when WAnd 23Is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified. Meanwhile, in order to detect the consistency of the parallel metering errors of the vehicle weight weighing system on the two sides of the 2 lanes, a judgment parallel error difference value W is addedAnd 2＝WAnd 21-WAnd 23，WAnd 2For parallel error differences, W is requiredAnd 2Should be less than or equal to the allowable error WAllow forThe requirements of (1).
Referring to fig. 13, a flow chart for detecting 2 lanes in a vehicle weighing system, when a detection report needs to be issued, each vehicle type of each lane should be performed according to the following flow chart, and each lane detects at least 3 vehicle types, namely, a biaxial vehicle, a four-axis/triaxial vehicle, and a five-axis/six-axis vehicle. After each test is finished, whether the tolerance W is less than or equal to the tolerance W is judgedAllow forIf it is less than or equal to the tolerance WAllow forThen, the next testing link is carried out; if it is larger than the tolerance WAllow forThen the item is determined to be not qualified.
The above description is only for the embodiments of the present invention, and it is obvious to those skilled in the art that various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications are all within the scope of the present invention.

Claims (11)

1. A metering detection method of a dynamic truck scale weighing system under the condition of abnormal driving behaviors is characterized by comprising the following steps:
constructing a vehicle weight weighing system by a plurality of dynamic motor scales arranged side by side;
the vehicle passes through a weighing platform of the vehicle weight weighing system in the same abnormal running mode for multiple times;
calculating an average weight value M of the vehicle;
calculating a metric error value W ═ M-M for the vehicleSign board)/MSign boardX 100%, where W is the value of the measurement error, MSign boardThe standard vehicle weight of the vehicle;
the measurement error W and the allowable error W are calculated according to the vehicle typeAllow forAnd comparing to determine whether the vehicle metering detection is qualified.
2. The method as claimed in claim 1, wherein the abnormal driving behavior comprises turning, the vehicle is driven into the middle lane of the vehicle weighing system at a speed of 3-15km/h, when the front three axes of the vehicle turn left or right through the weighing platform of the left or right lane of the middle lane, the rear three axes turn right or left through the weighing platform of the right or left lane, the vehicle is tested for multiple times in the same manner, and the average value of the multiple vehicle weight measurements is recorded as MCrutchCalculating a measurement error W at this timeCrutch＝(MCrutch-MSign board)/MSign boardX 100%, when WCrutchIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
3. The method as claimed in claim 2, wherein the abnormal driving mode includes static driving, the vehicle initially moves into any one of the lanes of the vehicle weighing system at a speed of 5-50km/h, and after the first axis of the vehicle passes through the weighing platform of the lane of the vehicle weighing system, the second and third axes thereof are decelerated to 5km/h to pass through the weighing platformWhen the fourth shaft of the vehicle is pressed on the weighing platform, the vehicle speed is reduced to 0, the fourth fifth shaft and the sixth shaft are stopped on the weighing platform for 50-120 seconds and then gradually accelerated to pass through the weighing platform, the test is carried out for multiple times in the same way, and the average value of multiple vehicle weight measurements is recorded as MStatic and dynamicCalculating a measurement error W at this timeStatic and dynamic＝(MStatic and dynamic-MSign board)/MSign boardX 100%, when WStatic and dynamicIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
4. The method as claimed in claim 3, wherein the abnormal driving mode comprises reverse driving, the vehicle reversely passes through any lane of the vehicle weighing system at a speed of 5-50km/h, the vehicle weight is tested for multiple times in the same manner, and the average value of the multiple vehicle weight measurements is recorded as MInverse directionCalculating a measurement error W at this timeInverse direction＝(MInverse direction-MSign board)/MSign boardX 100%, when WInverse directionIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
5. The method as claimed in claim 4, wherein the abnormal driving mode comprises pressing a line, pressing the left or right wheel of the vehicle on the lane dividing line of the vehicle weight weighing system, passing the vehicle at a constant speed of 5-50km/h, and performing multiple tests in the same manner, wherein the average value of the multiple vehicle weight measurements is recorded as MPress and pressCalculating a measurement error W at this timePress and press＝(MPress and press-MSign board)/MSign boardX 100%, when WPress and pressIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
6. The method as claimed in claim 5, wherein the abnormal driving mode comprises forward and backward driving, and the vehicle passes through one lane of the vehicle weighing system at a speed of 3-20km/hWhen weighing the platform, the platform is repeatedly moved forward and backward for multiple times, the platform is tested for multiple times in the same way, and the average value of the multiple vehicle weight measurements is recorded as MAdvance and retreatCalculating a measurement error W at this timeAdvance and retreat＝(MAdvance and retreat-MSign board)/MSign boardX 100%, when WAdvance and retreatIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
7. The method as claimed in claim 6, wherein the abnormal driving mode comprises cross-lane driving, the left and right wheels of the vehicle correspondingly cross two lanes of the vehicle weight weighing system and pass straight at a constant speed of 5-50km/h, the test is performed for multiple times in the same manner, and the average value of the multiple vehicle weight measurements is recorded as MStride withCalculating a measurement error W at this timeStride with＝(MStride with-MSign board)/MSign boardX 100%, when WStride withIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
8. The method as claimed in claim 7, wherein the abnormal driving behavior comprises parallel driving, wherein multiple vehicles pass through the weighing system at a constant speed of 5-50km/h and are parallel to each other, the vehicle weight is measured multiple times in the same manner, and the average value of the multiple vehicle weight measurements of each lane of the weighing system is calculated as MAnd areCalculating the measurement error W of each lane at the timeAnd are＝(MAnd are-MSign board)/MSign boardX 100%, when WAnd areIs less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
9. The method as claimed in claim 2, wherein the vehicle is driven in a curve with a calculated measurement error for a left-side curve and a calculated measurement error for a right-side curveThe turning error difference obtained by subtracting the errors is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
10. The method as claimed in claim 5, wherein the difference between the calculated measurement error of the left wheel pressure on the lane dividing line and the calculated measurement error of the right wheel pressure on the lane dividing line is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
11. The method as claimed in claim 7, wherein the difference between the calculated metering error when the vehicle crosses the middle lane and the left lane of the vehicle weighing system and the calculated metering error when the vehicle crosses the middle lane and the right lane of the vehicle weighing system is less than or equal to the allowable error WAllow forAnd if so, the measurement is qualified.
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