CN105136264A - Multisite-combined-weighing-based weight obtaining method and apparatus and weighing system - Google Patents

Abstract

The invention provides a multisite-combined-weighing-based weight obtaining method and apparatus and weighing system. The weight obtaining method comprises: obtaining first weight data of travelling vehicles at different sites; obtaining identical vehicle identifiers at different sites in the first weight data as well as second weight data of target vehicles corresponding to vehicle identifiers; and according to the second weight data, obtaining weights of the target vehicles according to a weighted recursive algorithm. According to the method, on the basis of combined weighing of multiple sites, the weights of the target vehicles can be obtained by means of the weighted recursive algorithm and the influences on the weighing precision by the vehicle travelling states and road flatness can be eliminated, so that the weighing precision is improved.

Description

A kind ofly combine the weight acquisition methods and device, weighing system of weighing based on multi-site

Technical field

The present invention relates to can only traffic overload transport detection technique field, particularly relates to a kind ofly to combine the weight acquisition methods and device, weighing system of weighing based on multi-site.

Background technology

At present, dynamic weighing method, be that certain point arranges LOAD CELLS in the path of highway, configuration weighing controller, carries out dynamic weighing detection to the vehicle travelled on a highway.

In the application, single website is adopted to weigh, flatness by vehicle running state, road affects, weighing data is caused to gather imperfect, the data collected can not reflect the actual weight of vehicle completely, owing to being that single website is weighed, once data acquisition is imperfect, the data of losing also cannot be given for change, have had a strong impact on the weighing precision of weighing system, in addition, due to some interference that surveyed area exists, once interference occurs, the Influence on test result of weighing to single website is comparatively large, and the confidence level that result in weighing system declines.

Simultaneously, single website is weighed to obtain weighing data more accurately, the LOAD CELLS performance selected and weighing precision all require very high, price is also very expensive, even adopt Duo Zu sensor placement, not only substantially increase the construction cost of system, and the service condition of whole system is also very harsh, and adopt the mode of repeatedly weighing, its weighing results does not rely on the weighing data of a certain time, the system that reduces is weighed to single website the requirement of service condition, not only makes the construction cost of system decline, but also improves the weighing precision of system.

Summary of the invention

For defect of the prior art, the invention provides and a kind ofly combine the weight acquisition methods and device, weighing system of weighing based on multi-site, improve weighing precision.

First aspect, the invention provides and a kind ofly combine the weight acquisition methods of weighing based on multi-site, comprising:

Obtain the first weight data of different website driving vehicle;

The second weight data of the target vehicle that same vehicle identifies and described vehicles identifications is corresponding of different website is obtained in described first weight data;

Obtain the weight of described target vehicle according to weighting recurrence algorithm according to described second weight data.

Optionally, described first weight data comprises topological route information, type of weighing, signature waveform of weighing, demarcation information, the enforcement state of vehicle, velocity information, temperature information, vehicle information, electronic license plate information, license plate number, feature vehicle and/or the vehicle carried electronic label information that vehicle travels.

Second aspect, present invention also offers and a kind ofly combine the weight acquisition device of weighing based on multi-site, comprising:

First acquisition module, for obtaining the first weight data of different website driving vehicle;

Second acquisition module, the second weight data of the target vehicle that same vehicle mark and described vehicles identifications for obtaining different website in described first weight data are corresponding;

3rd acquisition module, for obtaining the weight of described target vehicle according to weighting recurrence algorithm according to described second weight data.

The third aspect, present invention also offers and a kind ofly combine the weighing system of weighing based on multi-site, comprise above-mentioned weight acquisition device, and in data acquisition module, identification module and logic respective modules that N number of website of highway different sections of highway is arranged respectively, data acquisition module on described each website and identification module are all connected with described logic respective modules, and the logic respective modules on described each website is connected with described weight acquisition device;

Described data acquisition module, for gathering the weight data of each vehicle through corresponding website;

Described identification module, for identifying the vehicles identifications of each vehicle through corresponding website in described weight data;

Described logic respective modules, for carrying out corresponding by described weight data with described vehicles identifications, and is sent to described weight acquisition device by the weight data after correspondence and described vehicles identifications;

Described weight acquisition device, obtains the weight of target vehicle for the weight data that sends according to described logic respective modules and described vehicles identifications;

Wherein N be more than or equal to 2 positive integer.

Optionally, described data acquisition module comprises: one or more in fillet bearing sensor, quartzy bearing sensor, bent plate bearing sensor, piezo film sensor, single weighing platform, two weighing platform, disjunctor scale, axle group scale, car load truck scale.

Optionally, described identification module comprises: one or more of electronic license plate read-write equipment, license plate recognition device, RSU trackside read-write equipment, feature vehicle type recognition device.

Optionally, described identification module, for the electronic license plate information by obtaining vehicle, license plate number, feature vehicle or the identification of the vehicle carried electronic label information vehicles identifications through each vehicle of corresponding website.

Fourth aspect, present invention also offers a kind of based on the above-mentioned Weighing method of combining the weighing system of weighing based on multi-site, comprising:

Be arranged on the weight data of the data collecting module collected on each website through each vehicle of place website;

Be arranged on the vehicles identifications of the identification module identification on each website through each vehicle of place website;

The weight data of each vehicle carries out corresponding with the vehicles identifications of this vehicle, and the vehicles identifications of the weight data after correspondence and this vehicle is sent to weight acquisition device by the logic respective modules be arranged on each website;

The weight data of the target vehicle that described weight acquisition device sends according to described logic respective modules and the vehicles identifications of target vehicle obtain the weight of target vehicle.

As shown from the above technical solution, the invention provides and a kind ofly combine the weight acquisition methods and device, weighing system of weighing based on multi-site, under the combining and weigh of multiple website, the weight of target vehicle is obtained by weighting recurrence algorithm, eliminate vehicle running state, the flatness of road, on the impact of weighing precision, improves weighing precision.

Accompanying drawing explanation

In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these figure.

Fig. 1 is the schematic flow sheet of combining the weight acquisition methods of weighing based on multi-site that one embodiment of the invention provides;

Fig. 2 is a kind of structural representation of combining the weight acquisition device of weighing based on multi-site that one embodiment of the invention provides;

Fig. 3 is a kind of structural representation of combining the weighing system of weighing based on multi-site that one embodiment of the invention provides;

Fig. 4 is a kind of structural representation of combining the weighing system of weighing based on multi-site that another embodiment of the present invention provides;

The schematic flow sheet of combining the Weighing method of the weighing system of weighing based on multi-site that Fig. 5 provides for one embodiment of the invention;

Fig. 6 is the design sketch that in prior art, single site is weighed;

The design sketch that Fig. 7 weighs for the multi-site that one embodiment of the invention provides.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.

Fig. 1 shows a kind of that one embodiment of the invention provides and combines the weight acquisition methods of weighing based on multi-site, and as shown in Figure 1, the method comprises the following steps:

101, obtain the first weight data of different website driving vehicle, described first weight data comprises vehicles identifications, and identifies corresponding vehicle weight W with described _i;

Will be understood that, described first weight data specifically comprises topological route information, type of weighing, signature waveform of weighing, demarcation information, the enforcement state of vehicle, velocity information, temperature information, vehicle information, electronic license plate information, license plate number, feature vehicle and/or the vehicle carried electronic label information that vehicle travels.

102, in described first weight data, obtain the second weight data of the target vehicle that same vehicle identifies and described vehicles identifications is corresponding of different website;

Concrete, the second weight data obtained can be set up the feature set U={W of the proper vector of vehicle weight ₁, W ₂... W _n, set up for feature set and preset weight factor matrix K={ k ₁, k ₂... k _n.

103, obtain the weight of described target vehicle according to weighting recurrence algorithm according to described second weight data.

Under the combining and weigh of multiple website, obtained the weight of target vehicle by weighting recurrence algorithm, eliminate vehicle running state, the flatness of road, on the impact of weighing precision, improves weighing precision.

Due in weighing process, there is the situation of error in the equipment that obviously can run into collection vehicle weight in each website, or there will be the situation of device damage, but according to the method described above due to default equipment weight and reckon without these situations, therefore, after above-mentioned steps 103, the method also comprises unshowned following steps in Fig. 1:

104, the weight of described target vehicle and preset weight scope are compared;

105, when the weight of described target vehicle is not positioned at preset weight scope, according to the default equipment weight of described target vehicle at the weight weight correction different website Weight acquisition equipment of different website;

106, obtain the weight of described target vehicle according to revised default equipment weight, weight weight and described second weight data, and continuation execution obtains the step of described target vehicle in the weight weight of different website according to described second weight data.

Said method has taken into full account the weight of equipment and the factor of weight weight, solve in conventional weighing system, employing single-point is weighed, larger problem is affected by road evenness and vehicle running state, avoid the impact of weighing system environment for use on weighing precision, simultaneously, multi-site is adopted to combine the mode of weighing, its weighing results does not rely on the weighing data of a certain time, the system that reduces is weighed to single-point the requirement of service condition, not only make the construction cost of system decline, but also improve the weighing precision of system.

Obtain the weight weight of described target vehicle at different website according to described second weight data in above-mentioned steps 103, comprising:

Weight characteristics collection U={W is set up according to described second weight data ₁, W ₂... W _n;

Calculate weight and the X of described weight characteristics collection:

Calculate the weight weight V of described target vehicle at i-th website _i:

$V_i=\{\begin{array}{cc}0& {\mathrm{\&mu;}}_i<\mathrm{\&alpha;}\\ \frac{{\mathrm{\&mu;}}_i-\mathrm{\&alpha;}}{\mathrm{\&beta;}-\mathrm{\&alpha;}}& \mathrm{\&alpha;}\&le;{\mathrm{\&mu;}}_i\&le;\mathrm{\&beta;}\\ 1& {\mathrm{\&mu;}}_i>\mathrm{\&beta;}\end{array}.$

Wherein, μ _irepresent the mean value of target vehicle in the weight of other websites except i-th website α, β are two predetermined threshold value, W _irepresent the target vehicle weight data gathered at i-th website, N represents the quantity of website.

The weight of target vehicle, comprising:

$W=\frac{\underset{i=1}{\overset{N}{\&Sigma;}}{W}_i*V_i*k_i}{\underset{i=1}{\overset{N}{\&Sigma;}}{V}_i*k_i}$

Wherein, W is the weight of target vehicle.

In above-mentioned steps 106, according to the default equipment weight of described target vehicle at the weight weight correction different website Weight acquisition equipment of different website, comprising:

${k_{in}}^{\&prime;}=\frac{(M-1)*k_{in}+V_{in}*k_{in}}{M}$

Wherein, k _inrepresent the equipment weight revised for n-th time, k _in' representing (n+1) secondary revised equipment weight, M representative obtains the number of times of weight weight, V _inrepresent the weight weight obtained for n-th time.

That is, obtain the weight of target vehicle in above-mentioned steps 106 after, judge that as continued the weight of target vehicle is not still within the scope of preset weight, then continue to perform to revise to preset equipment weight, execution 103 and subsequent step is continued after revising, when performing step 103, the value of equipment weight that can be inaccurate or larger with preset weight difference by weight corresponding in website be set to 0 or weight lower, will be understood that, at this moment the quantity of website and the weight data of target vehicle upgrade all to some extent.

Or adopt following method:

Calculate the weight of target vehicle according to the following formula:

wherein, W is required weight, and function f is the weight algorithm of original weighing-appliance, A _jfor the weighting weighing-up wave data A of a jth axle _j=[D _j(1), D _j(2) ..., D _j(m)], l is the number of axle of target vehicle, wherein D _j(1) ~ D _jm () is a jth axle weighting weighing-up wave sampling point value.

Wherein, the weighting weighing-up wave data A of jth root axle _jobtain by the following method,

Obtain the weighing-up wave file data collection T={A of different website jth root axle _j1, A _j2... A _jN, wherein, A _jN=[d _jN(1), d _jN(2) ... d _jN(m _n)], A _jNfor jth root axle is in the weighing-up wave file data set of N number of website, d _jN(1) ~ d _jN(m _n) be the weighing-up wave data of N number of website, m _nrepresent the data length of a N number of website jth axle.

Be the new set T ' that time width is identical according to Lagrange's interpolation by T interpolation,

T '=A ' _j1, A ' _j2... A ' _jN, A ' _j1~ A ' _jNbe the weighing-up wave data after the interpolation of the 1st ~ N number of website, A ' _jN=[d ' _jN(1), d ' _jN(2) ... d ' _jN(m)], wherein m is the data length of jth root axle after interpolation.

To a kth data point in N number of weighing-up wave, foundation set Δ (k)=d ' _j1(k), d ' _j2(k) ..., d ' _jN(k) }, k=1 ~ m.

$D_j\left(k\right)=\frac{\underset{i=1}{\overset{N}{\&Sigma;}}{d}_{ji}^{\&prime;}\left(k\right)*V_i*k_i}{\underset{i=1}{\overset{N}{\&Sigma;}}{V}_i*k_i}$

Wherein, V _ifor target vehicle is in the weight weight of i-th website.

$V_i=\left\{\begin{array}{cc}0& {\mathrm{\&mu;}}_i<\mathrm{\&alpha;}\\ \frac{{\mathrm{\&mu;}}_i-\mathrm{\&alpha;}}{\mathrm{\&beta;}-\mathrm{\&alpha;}}& \mathrm{\&alpha;}\&le;{\mathrm{\&mu;}}_i\&le;\mathrm{\&beta;}\\ 1& {\mathrm{\&mu;}}_i>\mathrm{\&beta;}\end{array}\right..$

Wherein, μ _irepresent the mean value of target vehicle in the weight of other websites except i-th website ${\mathrm{\&mu;}}_i=1-|\frac{(N-1)*d_{ji}^{\&prime;}\left(k\right)}{X-d_{ji}^{\&prime;}\left(k\right)}-1|,X=\underset{i=1}{\overset{N}{\&Sigma;}}{d}_{ji}^{\&prime;}\left(k\right),$ α, β are two predetermined threshold value, as desirable in α 0.6, β desirable 0.9.

According to the default equipment weight of described target vehicle at the weight weight correction different website Weight acquisition equipment of different website, comprising:

${k_{in}}^{\&prime;}=\frac{(M-1)*k_{in}+V_{in}*k_{in}}{M}$

Wherein, k _inrepresent the equipment weight revised for n-th time, k _in' representing (n+1) secondary revised equipment weight, M representative obtains the number of times of weight weight, V _inrepresent the weight weight obtained for n-th time.

Fig. 2 shows a kind of structural representation of combining the weight acquisition device of weighing based on multi-site that the embodiment of the present invention provides, and as shown in Figure 2, this device comprises:

First acquisition module 21, for obtaining the first weight data of different website driving vehicle;

Second acquisition module 22, the second weight data of the target vehicle that same vehicle mark and described vehicles identifications for obtaining different website in described first weight data are corresponding;

3rd acquisition module 23, for obtaining the weight of described target vehicle according to weighting recurrence algorithm according to described second weight data.

One of the present embodiment preferred embodiment in, described device also comprises in Fig. 2 unshowned:

Comparison module 24, for after the weight obtaining described target vehicle, compares the weight of described target vehicle and preset weight scope;

Equipment weight correcting module 25, for the weight at described target vehicle not when described preset weight scope, according to the default equipment weight of described target vehicle at the weight weight correction different website Weight acquisition equipment of different website;

5th acquisition module 26, for obtaining the weight of described target vehicle according to revised default equipment weight, weight weight and described second weight data.

Will be understood that, above-mentionedly combine the weight acquisition device of weighing based on multi-site and above-mentioned to combine the weight acquisition methods of weighing based on multi-site be one to one, the present embodiment is no longer described in detail to the concrete implementation detail of said apparatus.

Fig. 3 shows a kind of structural representation of combining the weighing system of weighing based on multi-site that the embodiment of the present invention provides, as shown in Figure 3, this system comprises weight acquisition device S400, and at the data acquisition module S101 that N number of website of highway different sections of highway is arranged respectively, S201, S301 etc., identification module S102, S202, S302 etc., with logic respective modules S103, S203, S303 etc., data acquisition module on described each website and identification module are all connected with described logic respective modules, logic respective modules on described each website is connected with described weight acquisition device,

Described data acquisition module S101, S201, S301, for gathering the weight data of each vehicle through corresponding website;

Described identification module S102, S202, S302, for identifying the vehicles identifications of each vehicle through corresponding website in described weight data;

Described logic respective modules S103, S203, S303, for carrying out corresponding by described weight data with described vehicles identifications, and be sent to described weight acquisition device by the weight data after correspondence and described vehicles identifications;

Described weight acquisition device, obtains the weight of target vehicle for the weight data that sends according to described logic respective modules and described vehicles identifications;

Wherein N be more than or equal to 2 positive integer.

For example, described data acquisition module S101, for gathering topological weighing data and the vehicle weight of highway first website vehicle, topological weighing data comprises the transport condition, velocity information, temperature information, vehicle information etc. of the topological route information of vehicle traveling, type of weighing, signature waveform of weighing, demarcation information, vehicle.

Described data acquisition module comprises: one or more in fillet bearing sensor, quartzy bearing sensor, bent plate bearing sensor, piezo film sensor, single weighing platform, two weighing platform, disjunctor scale, axle group scale, car load truck scale.

Described identification module S102, for identifying characteristic identity information and the vehicles identifications of highway first website vehicle, identification module has come by being arranged on the N number of website of highway different sections of highway (N >=2) identity recognition device, described identity recognition device can be electronic license plate read-write equipment, license auto-recognition system device, RSU roadside unit read-write equipment, feature vehicle automatic identification equipment, and the characteristic identity information obtaining vehicle comprises electronic license plate information, license plate number, feature vehicle or vehicle carried electronic label information etc.

Described logic respective modules S103, for by the vehicle of highway first website topology weighing data corresponding with vehicle characteristics identity information logic;

Described data acquisition module S201, for gathering topological weighing data and the vehicle weight of highway second website vehicle;

Described identification module S202, for identifying characteristic identity information and the vehicles identifications of highway second website vehicle;

Described logic respective modules S203, for by the vehicle of highway second website topology weighing data corresponding with vehicle characteristics identity information logic;

Described data acquisition module S301, for gathering the topological weighing data (N >=2) of the N number of website vehicle of highway;

Described identification module S302, for identifying the characteristic identity information (N >=2) of the N number of website vehicle of highway;

Described logic respective modules S303, for by the vehicle of highway N number of website topology weighing data corresponding with vehicle characteristics identity information logic (N >=2);

Described weight acquisition device S400, analyze the topological weighing data that vehicle characteristics identity information logic is corresponding, the topological weighing data of each website is calculated respectively by algorithm in algorithms library, combining weighs simultaneously calculates characteristic identity vehicle, at the topological weighing data of different website, form the accurate weight of vehicle.

Combine each comprising modules in the weighing system of weighing for multi-site a kind of in embodiment above, its layout as shown in Figure 4:

Described data acquisition module S101, for gathering the topological weighing data of highway first website vehicle, is connected with described logic respective modules S103, and vehicle topology weighing data is sent to described logic respective modules S103;

Described identification module S102, for identifying the characteristic identity information of highway first website vehicle, is connected with described logic respective modules S103, the characteristic identity information of vehicle is sent to described logic respective modules S103;

Described logic respective modules S103, be connected with described data acquisition module S101, described identification module S102, receive topological weighing data and the characteristic identity information of vehicle, and by corresponding with characteristic identity infologic for the topological weighing data of highway first website vehicle, be connected with described weight acquisition device S400, data after logic correspondence are sent to described weight acquisition device S400;

Described data acquisition module S201, for gathering the topological weighing data of highway second website vehicle, is connected with described logic respective modules S203, and vehicle topology weighing data is sent to described logic respective modules S203;

Described identification module S202, for identifying the characteristic identity information of highway second website vehicle, is connected with described logic respective modules S203, the characteristic identity information of vehicle is sent to described logic respective modules S203;

Described logic respective modules S203, be connected with described data acquisition module S201, described identification module S202, receive topological weighing data and the characteristic identity information of vehicle, and by corresponding with characteristic identity infologic for the topological weighing data of highway second website vehicle, be connected with described weight acquisition device S400, data after logic correspondence are sent to described weight acquisition device S400;

Described data acquisition module S301, for gathering the topological weighing data of the N number of website vehicle of highway, is connected with described logic respective modules S303, and vehicle topology weighing data is sent to described logic respective modules S303 (N >=2);

Described identification module S302, for identifying the characteristic identity information of the N number of website vehicle of highway, is connected with described logic respective modules S303, and the characteristic identity information of vehicle is sent to described logic respective modules S303 (N >=2);

Described logic respective modules S303, be connected with described data acquisition module S301, described identification module S302, receive topological weighing data and the characteristic identity information of vehicle, and by corresponding with characteristic identity infologic for the topological weighing data of the N number of website vehicle of highway, be connected with described weight acquisition device S400, data after logic correspondence are sent to described weight acquisition device S400 (N >=2);

Described weight acquisition device S400, be connected with logic respective modules 1, logic respective modules 2, logic respective modules N respectively, analyze the topological weighing data that vehicle characteristics identity information logic is corresponding, the topological weighing data of each website is calculated respectively by algorithm in algorithms library, combining weighs simultaneously calculates characteristic identity vehicle, at the topological weighing data of different website, form the accurate weight of vehicle.

Above-mentioned data acquisition module data acquisition unit has come by being arranged on the N number of website of highway different sections of highway (N >=2) LOAD CELLS, described LOAD CELLS can be fillet LOAD CELLS, quartz weighing sensor, bent plate LOAD CELLS, piezo film sensor, also can be single weighing platform, two weighing platform, conjuncted scale, axle group scale etc. with the dynamic automobile scale of axle or axle Sets of Measurement, can also be the car load truck scale of car load metering, can also be the combination etc. of multiple LOAD CELLS.

Described identification module comprises: electronic license plate read-write equipment, license plate recognition device, RSU trackside read-write equipment or feature vehicle type recognition device.

It should be noted that, the identification module of above-mentioned each website and data acquisition module can use different equipment, final weight acquisition device is when performing above-mentioned steps 101 and step 102, the data of target vehicle at each website can be always obtained according to the algorithm corresponding with this equipment according to the difference of the equipment adopted, such as, data acquisition module in the first website is fillet LOAD CELLS, the specific algorithm adapting to fillet sensor is then adopted to obtain the weight of target vehicle, the quartz weighing sensor that such as second station shop adopts, the specific algorithm adapting to quartz weighing sensor is then adopted to obtain the weight of target vehicle, those algorithms can be understood as algorithms more of the prior art, the present embodiment is no longer described in detail.

In associating weighing system, algorithms library comprises multiple weighing algorithm, comprise weighing algorithm, the weighing algorithm of bending plate sensor, the weighing algorithm of quartz transducer, the weighing algorithm of piezoelectric sensor of fillet sensor under friction speed section, also comprise single weighing platform, two weighing platform, conjuncted scale, axle group scale etc. with the weighing algorithm of dynamic automobile scale, the weighing algorithm etc. of car load truck scale of axle or axle Sets of Measurement, described friction speed section refers to all velocity shootings within the scope of 0 ~ 200km/h;

If associating weighing system is same class weighing system, the then heart in the algorithm, a kind of algorithm in corresponding algorithms library, calculate topological weighing data, obtain the accurate weight of vehicle, if associating weighing system is dissimilar weighing system, then corresponding different algorithm, calculate topological weighing data, obtain the accurate weight of vehicle;

The vehicle topology weighing data obtained, also comprise the loading and unloading situation of vehicle, vehicle is within the scope of topological route, vehicle loading and unloading after, there is stepped change in the topological weighing data signature waveform of vehicle, or increases, or reduce corresponding with the loading and unloading of vehicle;

Calculated by algorithms library algorithm, the accurate weight of vehicle can not only be calculated, also comprise that information acquisition place, information acquisition time, device numbering, device type, track number, vehicle pictures, license board information, car weight, the number of axle, speed, each axle are heavy, the information such as waveform and vehicle flowrate of weighing of vehicle.

For said system, the present embodiment additionally provides a kind of based on the above-mentioned schematic flow sheet of combining the Weighing method of the weighing system of weighing based on multi-site, and as shown in Figure 5, the method comprises:

501, the weight data of the data collecting module collected on each website through each vehicle of place website is arranged on;

502, the vehicles identifications of the identification module identification on each website through each vehicle of place website is arranged on;

The weight data of each vehicle carries out corresponding with the vehicles identifications of this vehicle, and the vehicles identifications of the weight data after correspondence and this vehicle is sent to weight acquisition device by the logic respective modules 503, be arranged on each website;

504, the weight data of target vehicle that sends according to described logic respective modules of described weight acquisition device and the vehicles identifications of target vehicle obtain the weight of target vehicle.

As the weighing accuracy that Fig. 6 is existing single site weighing-appliance, Fig. 7 adopts said method to combine the weighing accuracy of weighing based on multi-site.Horizontal ordinate wherein in Fig. 6 and Fig. 7 all represents the form speed of target vehicle, and longitudinal axis representative obtains the percentage error of the weight of target vehicle, and from Fig. 6 and Fig. 7, this method efficiently solves the inaccurate problem of weighing precision that single-point is weighed.

Above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that; It still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.

Claims (8)

1. combine a weight acquisition methods of weighing based on multi-site, it is characterized in that, comprising:

Obtain the first weight data of different website driving vehicle;

The second weight data of the target vehicle that same vehicle identifies and described vehicles identifications is corresponding of different website is obtained in described first weight data;

Obtain the weight of described target vehicle according to weighting recurrence algorithm according to described second weight data.

2. method according to claim 1, it is characterized in that, described first weight data comprises topological route information, type of weighing, signature waveform of weighing, demarcation information, the enforcement state of vehicle, velocity information, temperature information, vehicle information, electronic license plate information, license plate number, feature vehicle and/or the vehicle carried electronic label information that vehicle travels.

3. combine a weight acquisition device of weighing based on multi-site, it is characterized in that, comprising:

First acquisition module, for obtaining the first weight data of different website driving vehicle;

Second acquisition module, the second weight data of the target vehicle that same vehicle mark and described vehicles identifications for obtaining different website in described first weight data are corresponding;

3rd acquisition module, for obtaining the weight of described target vehicle according to weighting recurrence algorithm according to described second weight data.

4. combine the weighing system of weighing based on multi-site for one kind, it is characterized in that, comprise weight acquisition device as claimed in claim 3, and in data acquisition module, identification module and logic respective modules that N number of website of highway different sections of highway is arranged respectively, data acquisition module on described each website and identification module are all connected with described logic respective modules, and the logic respective modules on described each website is connected with described weight acquisition device;

Described data acquisition module, for gathering the weight data of each vehicle through corresponding website;

Described identification module, for identifying the vehicles identifications of each vehicle through corresponding website in described weight data;

Described logic respective modules, for carrying out corresponding by described weight data with described vehicles identifications, and is sent to described weight acquisition device by the weight data after correspondence and described vehicles identifications;

Described weight acquisition device, obtains the weight of target vehicle for the weight data that sends according to described logic respective modules and described vehicles identifications;

Wherein N be more than or equal to 2 positive integer.

5. system according to claim 4, it is characterized in that, described data acquisition module comprises: one or more in fillet bearing sensor, quartzy bearing sensor, bent plate bearing sensor, piezo film sensor, single weighing platform, two weighing platform, disjunctor scale, axle group scale, car load truck scale.

6. system according to claim 4, is characterized in that, described identification module comprises: one or more of electronic license plate read-write equipment, license plate recognition device, RSU trackside read-write equipment, feature vehicle type recognition device.

7. system according to claim 4, is characterized in that, described identification module, for the electronic license plate information by obtaining vehicle, license plate number, feature vehicle or the identification of the vehicle carried electronic label information vehicles identifications through each vehicle of corresponding website.

8., based on the Weighing method of combining the weighing system of weighing based on multi-site according to any one of claim 4-7, it is characterized in that, comprising:

Be arranged on the weight data of the data collecting module collected on each website through each vehicle of place website;

Be arranged on the vehicles identifications of the identification module identification on each website through each vehicle of place website;

The weight data of each vehicle carries out corresponding with the vehicles identifications of this vehicle, and the vehicles identifications of the weight data after correspondence and this vehicle is sent to weight acquisition device by the logic respective modules be arranged on each website;

The weight data of the target vehicle that described weight acquisition device sends according to described logic respective modules and the vehicles identifications of target vehicle obtain the weight of target vehicle.