CN105043522A - Method of rapidly calibrating vehicular weighing system - Google Patents
Method of rapidly calibrating vehicular weighing system Download PDFInfo
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- CN105043522A CN105043522A CN201510249273.4A CN201510249273A CN105043522A CN 105043522 A CN105043522 A CN 105043522A CN 201510249273 A CN201510249273 A CN 201510249273A CN 105043522 A CN105043522 A CN 105043522A
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Abstract
The invention discloses a method of rapidly calibrating a vehicular weighing system. The method achieves calibration of the vehicular weighing system by respectively weighing the vehicular weighing system in unloaded and loaded states. By adopting shafts, shaft groups or shaft group combination weighing equipment, the method achieves rapid, accurate and high-precision calibration on vehicular apparatuses. Various problems existing in conventional vehicular apparatus calibration processes are overcome. The method which has the advantages of simple calibration process, high precision, high efficiency, rapidness, low cost, etc. can be widely applied to various vehicle models. The method is successfully used for calibrating the vehicular weighing system.
Description
Technical field
The present invention relates to the Fast Calibration of vehicle-mounted weighing system.
Background technology
Along with the development of logistic industry, truck quantity also increases thereupon, the overrun and overload of vehicle, often causes highway, bridge foundation installation security, road traffic accident, casualties etc., brings serious loss to country and lives and properties.To this, although country takes many-sided measure (mainly comprise and adopt dynamic axle weight instrument and complete-vehicle-type weighing system to carry out overrun testing etc.), and drop into a large amount of human and material resources, achieved certain effect.But expose many problems in actual applications, mainly comprise: the problems such as weighing precision is poor, traffic efficiency is low, manpower and materials consumption is large, there has been proposed source overload remediation and lorry lorry ETC for this reason, but current weighing-appliance is difficult to the requirement meeting source overload remediation and lorry lorry ETC, for solving problems, domestic and international priority is proposed various vehicle-mounted solutions of weighing, and portioned product has started to use among a small circle.But as a kind of weighing device, must carry out using the verification in front and cycle or demarcation to it.The verification of the Onboard weighing device that current China is traditional adopts the method for counterweight or standard substitution verification.It is excessive that the method deposits verifying work amount, and the checking procedure cycle is long, is not suitable for the problem of large batch of verification.Once complete checking procedure at least moves tens even hundreds of ton counterweights, and many people coordinate the time needing to spend several hours.And existingly manyly determine barycenter vehicle (as liquid tank car, bulk cement carrier, special van etc.), or can not be difficult to realize the loading of counterweight under the different center of gravity condition that repeatedly (is not less than 2) or material object, cause realizing the demarcation of the vehicle-mounted weighing system under known weight condition.
Summary of the invention
The object of this invention is to provide a kind of quick calibrating method of vehicle-mounted weighing system, overcome the shortcoming that above tradition verification exists, have that thinking is simple, high precision, high-level efficiency, be suitable for the advantages such as vehicle is wide, quick, the high precision verification that are suitable for large batch of all kinds of vehicle-mounted weighing system are completely demarcated.
Technical scheme of the present invention is: a kind of quick calibrating method of vehicle-mounted weighing system, and the party, by weighing to the empty wagons of vehicle-mounted weighing system and loaded vehicle the demarcation realized vehicle-mounted weighing system respectively, comprises the steps:
(1) empty wagons is by above-mentioned metering outfit first time, obtains the every axle of vehicle or axle combination weight, can synchronously, each passage output voltage values or the digital quantity of voltage after AD conversion in advance or in delay collection onboard system;
(2) then certain weight (unknown or known irrelevant with weight) is loaded to vehicle, carry out second time to weigh, obtain the every axle of vehicle or axle combination weight, can synchronously, in advance or postpone to gather load after each passage output voltage values or the digital quantity of voltage after AD conversion in onboard system; Above implementation process axle combination is heavy by axle Sets of Measurement equipment gained, also by Axle Measuring result summation gained;
(3) each axle obtained by the empty wagons, loaded vehicle two groups of voltage datas or the digital data of voltage after AD conversion (interior code value) that collect, effectively acquisition channel quantity and twice weighing or axle combination weight, by to the calibration coefficient of resolving above data acquisition vehicle-mounted weighing system, complete the Fast Calibration to vehicle-mounted weighing system in this way.
This scaling method adopts axle metering equipment (comprising: Portable shaft weight weighing instrument, bent plate axle load meter, quartzy axle load meter, dual stage face axle load meter, conjuncted scale etc.), axle Sets of Measurement equipment, axle Combined metering equipment that is heavy and axle Sets of Measurement equipment weighs as axle or axle combines heavy metering outfit.
Effect of the present invention
The present invention adopts axle, axle group or axle and axle group combination meter to reset standby to carry out high-precisionly quick and precisely demarcating to car-mounted device, overcome the problems of the existence of traditional vehicle-mounted device normalization, have demarcate that flow process is simple, precision is high, efficient quick, be suitable for vehicle extensively, low cost and other advantages, be successfully applied to the demarcation of vehicle-mounted weighing system.
Accompanying drawing explanation
Fig. 1 is that band onboard system three axle car adopts weighing-appliance first time to weigh.
Fig. 2 is that band onboard system three axle car adopts weighing-appliance second time to weigh.
Embodiment
The vehicles such as Liang Qiao, three bridges, four bridges, five bridges, six bridges can take each axle be autonomous channel also can take axle and axle be combined as autonomous channel, its scaling method is roughly the same.Now for three bridge cars, the present invention is described in detail in conjunction with the accompanying drawings and embodiments.
As shown in Figure 1 and Figure 2, the three axle car application this method that vehicle-mounted weighing system is housed carry out Fast Calibration.
Method one: every axle is an autonomous channel, totally 3 passages.
Step 1, select to place or the suitable area of the heavy weighing apparatus of installation shaft or axle group meter (comprising portable weigher, the heavy weighing apparatus of axle, the heavy weighing apparatus of axle group etc.), place simultaneously or install relevant weighing apparatus (as shown in Figure 1, Figure 2 weighing-appliance).
Step 2, empty wagons drive through the heavy weighing apparatus of axle, obtain corresponding each axle heavy m1, m2, m3.
Step 3, can synchronously, in advance or postpone to gather each passage quiescent output voltage value or the digital quantity of voltage after AD conversion (interior code value) n1, n2, n3 under complete vehicle curb condition.
Step 4, vehicle load certain weight m (unknown or known irrelevant with weight).
Vehicle after step 5, loading drives through the heavy weighing apparatus of axle, obtains corresponding each axle heavy M1, M2, M3.
Step 6, can synchronously, in advance or postpone to gather each passage quiescent output voltage value or the digital quantity of voltage after AD conversion (interior code value) N1, N2, N3 under load condition.
Step 7, solve each corridorbarrier function coefficient.
M1‐m1＝k1(N1‐n1)(1)
M2‐m2＝k2(N2‐n2)(2)
M3‐m3＝k3(N3‐n3)(3)
Thus can in the hope of each corridorbarrier function coefficient k 1, k2, k3.
Method two: front axle is an autonomous channel, rear diaxon is 1 autonomous channel, amounts to 2 passages.
Step 1, select to place or the suitable area of the heavy weighing apparatus of installation shaft or axle group meter (comprising portable weigher, the heavy weighing apparatus of axle, the heavy weighing apparatus of axle group etc.), place simultaneously or install relevant weighing apparatus (as shown in Figure 1, Figure 2 weighing-appliance).
Step 2, empty wagons drive through the heavy weighing apparatus of axle, obtain corresponding each axle heavy m1, m2;
Step 3, can synchronously, in advance or postpone to gather each passage quiescent output voltage value or the digital quantity of voltage after AD conversion (interior code value) n1, n2 under complete vehicle curb condition.
Step 4, vehicle load certain weight m (unknown or known irrelevant with weight)
Vehicle after step 5, loading drives through the heavy weighing apparatus of axle, obtains corresponding each axle heavy M1, M2;
Step 6, can synchronously, in advance or postpone to gather each passage quiescent output voltage value or the digital quantity of voltage after AD conversion (interior code value) N1, N2 under load condition.
Step 7, solve each corridorbarrier function coefficient.
M1‐m1＝k1(N1‐n1)(1)
M2‐m2＝k2(N2‐n2)(2)
Thus can in the hope of each corridorbarrier function coefficient k 1, k2.
Claims (1)
1. a quick calibrating method for vehicle-mounted weighing system, the party, by weighing to the empty wagons of vehicle-mounted weighing system and loaded vehicle the demarcation realized vehicle-mounted weighing system respectively, is characterized in that comprising the steps:
(1) empty wagons is by metering outfit first time, obtains the every axle of vehicle or axle combination weight, can synchronously, in advance or postpone each passage output voltage values or the digital quantity of voltage after AD conversion in collection onboard system;
(2) then load certain weight to vehicle, carry out second time and weigh, obtain the every axle of vehicle or axle combination weight, can synchronously, in advance or postpone to gather and load each passage output voltage values or the digital quantity of voltage after AD conversion in rear onboard system; Above implementation process axle combination weight by axle Sets of Measurement equipment gained, also by Axle Measuring result summation gained;
(3) each axle obtained by the empty wagons, loaded vehicle two groups of voltage datas or the digital data of voltage after AD conversion that collect, effectively acquisition channel quantity and twice weighing or axle combination weight, resolve the calibration coefficient of above data acquisition vehicle-mounted weighing system, complete the Fast Calibration to vehicle-mounted weighing system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510249273.4A CN105043522A (en) | 2015-05-15 | 2015-05-15 | Method of rapidly calibrating vehicular weighing system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510249273.4A CN105043522A (en) | 2015-05-15 | 2015-05-15 | Method of rapidly calibrating vehicular weighing system |
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| CN105043522A true CN105043522A (en) | 2015-11-11 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106124022A (en) * | 2016-08-31 | 2016-11-16 | 中航电测仪器股份有限公司 | A kind of method of Fast Calibration vehicle-mounted weighing system |
| CN111829639A (en) * | 2019-04-15 | 2020-10-27 | 北京万集科技股份有限公司 | Calibration method of combined truck scale |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29621304U1 (en) * | 1996-12-07 | 1997-02-27 | Wiese, Claus, 58285 Gevelsberg | Calibration device for track scales |
| CN102788637A (en) * | 2012-07-26 | 2012-11-21 | 重庆大唐科技股份有限公司 | Calibration system and calibration method for vehicle-mounted weighting device |
| CN103592014A (en) * | 2013-11-06 | 2014-02-19 | 重庆工商大学 | Transducer calibration method for vehicle weighing system |
| CN203981263U (en) * | 2014-06-24 | 2014-12-03 | 福建省计量科学研究院 | The fits automatically system of high precision weighing apparatus Load Meter |
-
2015
- 2015-05-15 CN CN201510249273.4A patent/CN105043522A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29621304U1 (en) * | 1996-12-07 | 1997-02-27 | Wiese, Claus, 58285 Gevelsberg | Calibration device for track scales |
| CN102788637A (en) * | 2012-07-26 | 2012-11-21 | 重庆大唐科技股份有限公司 | Calibration system and calibration method for vehicle-mounted weighting device |
| CN103592014A (en) * | 2013-11-06 | 2014-02-19 | 重庆工商大学 | Transducer calibration method for vehicle weighing system |
| CN203981263U (en) * | 2014-06-24 | 2014-12-03 | 福建省计量科学研究院 | The fits automatically system of high precision weighing apparatus Load Meter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106124022A (en) * | 2016-08-31 | 2016-11-16 | 中航电测仪器股份有限公司 | A kind of method of Fast Calibration vehicle-mounted weighing system |
| CN111829639A (en) * | 2019-04-15 | 2020-10-27 | 北京万集科技股份有限公司 | Calibration method of combined truck scale |
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Application publication date: 20151111 |