CN103425115A - Intermittent production graduation real-time monitoring system and method of hot-mix asphalt mixture - Google Patents

Intermittent production graduation real-time monitoring system and method of hot-mix asphalt mixture Download PDF

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Publication number
CN103425115A
CN103425115A CN2013103931373A CN201310393137A CN103425115A CN 103425115 A CN103425115 A CN 103425115A CN 2013103931373 A CN2013103931373 A CN 2013103931373A CN 201310393137 A CN201310393137 A CN 201310393137A CN 103425115 A CN103425115 A CN 103425115A
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China
Prior art keywords
mix
hot
real
asphalt mixture
quality
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CN2013103931373A
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Chinese (zh)
Inventor
郝培文
刘兴国
刘红瑛
黄玉江
王春
许爱政
马红梅
王建军
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Changan University
CCCC Tunnel Engineering Co Ltd
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Changan University
CCCC Tunnel Engineering Co Ltd
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Priority to CN2013103931373A priority Critical patent/CN103425115A/en
Publication of CN103425115A publication Critical patent/CN103425115A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The invention discloses an intermittent production graduation real-time monitoring system and method of a hot-mix asphalt mixture. Real-time detection is carried out on mix proportion of the asphalt mixture and the amount of asphalt on a construction site through a designed data collecting module and a designed data transmitting module. On the basis of real-time detection data, the mix proportion of the asphalt mixture and the amount of the asphalt can be monitored in real time on a mixing site through a designed data processing module and a designed warning system. The method effectively solves the problem of difference between an intermittent mixture production mix proportion and a target mix proportion, makes up for detects of a proportion ratio monitoring technique of an existing cold material bin and achieves real-time monitoring of production graduation in a hot material bin of the hot-mix asphalt mixture.

Description

A kind of batch (-type) hot-mix asphalt mixture production grating real-time monitoring system and method
Technical field
The present invention relates to the monitoring field of the hot-mix asphalt mixture quality of production, be specifically related to a kind of batch (-type) hot-mix asphalt mixture production grating real-time monitoring system and method.
Background technology
The impact that characteristic and production run are controlled of mainly being gathered materials of the quality of asphalt.In work progress, due to the impact that is subject to the working state of system such as blending station conveying, oven dry, metering, stirring and control, the grating of hot-mix asphalt mixture more easily produces fluctuation, even substantial deviation target grating.Make the pavement performance substantial deviation lab design of asphalt every road index of checking.The variability of hot-mix asphalt mixture grating, can cause the significantly decline of bituminous pavement quality, road surface early damage serious.So, guarantee that actual grating, bitumen aggregate ratio and target grating, the bitumen aggregate ratio of the asphalt that working-yard large-scale production goes out is complementary, be the basis that guarantees the quality of production of asphalt.
Bituminous mixture blending equipment generally is divided into two kinds of batch (-type) and continous ways.China mostly adopts the batch (-type) mixing equipment.The batch (-type) mixing equipment has " regrading " device, and the heat material after drying leaves in hot aggregate bin after sieving, then with burden balance, each grade of heat is expected to weighing again.The advantage of batch asphalt mixing is heat material regrading and weighs and can relatively reduce the proportioning problem that causes because of the starting material variation and metering method comparatively accurately and reliably by storehouse.But the dual proportioning of batch asphalt mixing has increased the regulation and control difficulty, heat material proportioning and cold burden proportioning should be coordinated in order to avoid affect output, and the grading curve of production mix proportion allotment is simultaneously tried one's best with the Target Mixture Ratio equivalence in order to avoid affect quality.
Existing quality of asphalt mixtures method for supervising is mostly put forth effort on the control of cold burden storehouse grating, but the asphalt product quality is not only relevant with the proportioning of gathering materials that carry in the cold burden storehouse, also with regrading after hot aggregate bin gather materials after metering that to enter the process of mixing building closely related, therefore such control method can not guarantee that the mixture gradation of producing is all the time in slave mode.Mix and stir process monitoring ineffective, can cause the asphalt that does not meet designing requirement to be applied to road surface, cause pavement quality unstable.Therefore, in the urgent need to developing a kind of bituminous mixture grating method for real-time monitoring.
Summary of the invention
The purpose of this invention is to provide a kind of batch (-type) hot-mix asphalt mixture production grating real-time monitoring system and method, is a kind of method for real-time monitoring of real-time, efficient, accurate, comprehensive dynamically control hot-mix asphalt mixture production grating.By real-time monitoring hot-mix asphalt mixture production run, adjust in time while abnormal conditions occurring, thereby guarantee that asphalt mixture gradation meets design requirement.
To achieve these goals, technical scheme of the present invention is:
A kind of batch (-type) hot-mix asphalt mixture production grating real-time monitoring system, comprise the weight sensor in a plurality of burden balance, a plurality of burden balance are arranged at respectively under the different hot aggregate bins of mixing station, the signal of weight sensor is connected to an Industrial Control Computer, wherein, be provided with temperature sensor in described hot aggregate bin, temperature sensor signal is connected to Industrial Control Computer, a computing machine with data acquisition and analytic system is connected with Industrial Control Computer, and described computing machine is connected with a Master Control Room server by the GPRS Data-Link.
Further prioritization scheme is that described weight sensor signal is connected with Industrial Control Computer by a wireless signal transceiver respectively with temperature sensor signal.
A kind of batch (-type) hot-mix asphalt mixture production grating method for real-time monitoring, be based on the method for supervising of described batch (-type) hot-mix asphalt mixture production grating real-time monitoring system, and described method comprises:
A. formulate the Gradation Control scope of construction with the hot asphalt material: by target mix design, production mix proportion design, production mix proportion checking three phases, determine working standard mix, the reciprocating sieve of different sieve apertures is set below the different feed bins of hot asphalt feed bin, by each sieve aperture, by the quality allowable fluctuation range of material, formulates each storehouse Material quality control scope of production grating;
B. show the quality control clearance of each storehouse material in the mode at graphic monitoring interface, described figure is to take the standard figures of described match ratio as extending axis and around the upper limit numerical value of axis, the curvilinear figure of lower limit numerical value;
C. Real-time Collection field mix data, described data comprise dish number, each storehouse aggregate quality, powdered ore quality, asphalt quality, mix temperature, batching time;
D. Real-time Collection field mix data are plotted in the curvilinear figure that step b obtains, and to take the initial batching time be initial point, in the same time interval along the outrigger shaft simultaneous display, wherein, the temperature in each storehouse be form with numerical value along the outrigger shaft simultaneous display above curvilinear figure;
E. when data runaway, send alerting signal.
Described method further comprises: when the input data are all over the screen along the outrigger shaft simultaneous display, screen is preserved and changed to screenshotss with the excel form automatically.
Described method further comprises: when the material in the feed bin of mixing station occurs to adjust, generate new datagraphic table storage.
Further prioritization scheme is, described alerting signal is: the field batching data and curves of drawing in described curvilinear figure becomes another kind of color by a kind of color in range of control, temperature is to become another kind of color from a kind of color in scope, start a hummer gives a warning simultaneously, wherein, the hummer warning of the super scope of quality and the hummer warning of the super scope of temperature are different warnings.
The present invention compared with prior art has following advantage:
(1) the gathering materials of the hot aggregate bin by entering mixing building after direct monitoring regrading, breeze and asphalt quality, realize the real-time monitoring of compound production grating.
(2) can effectively improve the mixing quality of asphalt, the homogeneity of grating, the control of bitumen aggregate ratio and the real-time detection efficiency of mixture quality, for Asphalt Pavement Construction Quality Dynamic is controlled the control method that a kind of new high efficiency is provided.
(3) by monitoring in real time the mix process of asphalt, can significantly improve the homogeneity of compound, thereby reduce the segregation of compound.
(4) can significantly improve the quality of asphalt, thereby guaranteed the construction quality of bituminous pavement, also just reduce the probability that early damage appears in bituminous pavement.The permanance on road surface also is improved, and maintenance costs also greatly reduces.
(5) the present invention has good economic benefit and social benefit.
Below in conjunction with drawings and Examples, the present invention is described in detail.
The accompanying drawing explanation
Fig. 1 is system diagram of the present invention;
Fig. 2 is the inventive method asphalt mixture mixing station watch-dog monitoring interface sectional drawing;
Fig. 3 is that the inventive method monitoring system alarming arranges the interface sectional drawing;
Fig. 4 is hot-mix asphalt mixture construction standard mix table;
Fig. 5 is the real-time production data table of blending station.
Embodiment
Embodiment 1:
A kind of batch (-type) hot-mix asphalt mixture production grating real-time monitoring system embodiment, referring to Fig. 1, described system comprises the weight sensor 3 be arranged in 1 time burden balance 2 of a plurality of hot aggregate bins of mixing station, the signal of weight sensor is connected to an Industrial Control Computer 4, wherein, also be provided with temperature sensor 5 in described hot aggregate bin, temperature sensor signal is connected to Industrial Control Computer, a computing machine with data acquisition and analytic system 6 is connected with Industrial Control Computer, and described computing machine is connected with a Master Control Room server 7 by the GPRS Data-Link by network 10.Material in burden balance drops on conveying belt 11, and conveying belt is delivered to material in batch mixer 12 and mixed.
Described weight sensor signal can be connected with Industrial Control Computer by the cable of laying respectively with temperature sensor signal; But, because working-yard cable laying both inconvenience also can be because other reasons is damaged, as optimization, in the present embodiment, described weight sensor signal is connected with Industrial Control Computer with 9 by wireless signal transceiver 8 respectively with temperature sensor signal.
Embodiment 2:
A kind of batch (-type) hot-mix asphalt mixture production grating method for real-time monitoring embodiment, be based on the method for supervising of the described batch (-type) hot-mix asphalt mixture of embodiment 1 production grating real-time monitoring system, and described method comprises:
A. formulate the Gradation Control scope of construction with the hot asphalt material: by target mix design, production mix proportion design, production mix proportion checking three phases, determine working standard mix, the reciprocating sieve of different sieve apertures is set below the different feed bins of hot asphalt feed bin, by each sieve aperture, by the quality allowable fluctuation range of material, formulates each storehouse Material quality control scope of production grating;
B. show the quality control clearance of each storehouse material in the mode at graphic monitoring interface, described figure is to take the standard figures of described match ratio as extending axis and around the upper limit numerical value of axis, the curvilinear figure of lower limit numerical value;
C. Real-time Collection field mix data, described data comprise dish number, each storehouse aggregate quality, powdered ore quality, asphalt quality, mix temperature, batching time;
D. Real-time Collection field mix data are plotted in the curvilinear figure that step b obtains, and to take the initial batching time be initial point, in the same time interval along the outrigger shaft simultaneous display, wherein, the temperature in each storehouse be form with numerical value along the outrigger shaft simultaneous display above curvilinear figure;
E. when data runaway, send alerting signal.
In embodiment, in order to guarantee to store timely data and later stage, recall and print conveniently, described method further comprises: when the input data are all over the screen along the outrigger shaft simultaneous display, screen is preserved and changed to screenshotss with the excel form automatically.
In embodiment, according to the requirement of construction, require sometimes transposing in construction or adjust the material in feed bin, for the prescription quality by new, controlling and distinguish over quality control figure form existing, that carrying out; Therefore, described method further comprises: when the material in the feed bin of mixing station occurs to adjust, generate new datagraphic table storage.
For described warning, the further prioritization scheme of the present embodiment is, described alerting signal is: the field batching data and curves of drawing in described curvilinear figure becomes another kind of color by a kind of color in range of control, temperature is to become another kind of color from a kind of color in scope, start a hummer gives a warning simultaneously, wherein, the hummer warning of the super scope of quality and the hummer warning of the super scope of temperature are different warnings.
In actual production process, observe match ratio curve on the graphic monitoring interface and whether get final product in controlling limit.When certain storehouse material occurs that when abnormal, its aggregate quality and standard proportioning that enters batching plant differs larger aborning, should search problem in time reason being adjusted of site operation personnel.
Target mix design described in embodiment, production mix proportion design, production mix proportion checking are all conventional design and checkings before construction at present.
Specific descriptions of above-described embodiment are: in actual Process of Pitch Mixture Production, a data acquisition module is installed on the computer of batch (-type) mixing station pulpit, in order to intercept the real-time production data on mixing station pulpit computing machine, comprising: dish number, each storehouse aggregate quality, powdered ore quality, asphalt quality, mix temperature, time etc.A data transmitter module becomes certain electronic signal to the mix data-switching collected, and is emitted to data processing module.Fluctuation of aggregate graduation range of control input data processing module for the construction made, obtain each storehouse ratio fluctuation range of hot aggregate bin, and show the range of control of each grade of material on the graphic monitoring interface.Data processing module receives the mix data in the time of can passing through network implementation, and the actual production grading curve is plotted in the design grating range of control obtained.A warning system is installed on computers, when the match ratio curve exceeds control given in advance in limited time, warning system is set and produces response, so that the prompting staff of mixing station production run abnormal.
Embodiment: the Sub that certain engineering is asphalt pavement of highway, mix type is AC-20, bed thickness 7cm.Method provided by the invention, in compound mixing process, be take as guidance in unit in charge of construction, has realized the real-time monitoring of hot-mix asphalt mixture production grating, specifically carries out according to the following steps:
(1) design of hot-mix asphalt mixture: adopt Target Mixture Ratio, production mix proportion, production mix proportion to verify three stage design.See Fig. 4 by last definite working standard mix and each sieve aperture after checking by the allowable fluctuation range table of material.
(2) by an industrial computer be connected on the computing machine of mixing building pulpit, real-time production data on intercepting mixing station pulpit computing machine, as: dish number, each storehouse aggregate quality, powdered ore quality, asphalt quality, mix temperature, time parameter etc. also become the mix data-switching gathered electronic signal to send data to by the GPRS signal projector on the computing machine of being responsible for receiving, and the production data table is as shown in Figure 5 in real time.
(3) after every preliminary work completes, the asphalt mixture gradation real-time monitoring system is connected on the computer of mixing station pulpit, grating allowable fluctuation range according to formulating in set-up procedure, arrange respectively alarm threshold for every grade of material, after typing, clicks definite.
4), during mix, be arranged on real time data processing software on the computer of being responsible for receiving monitor data and can draw its design level according to each storehouse ratio fluctuation range of predefined hot aggregate bin and mix and roll off the production line.When certain storehouse expects that lasting appearance is abnormal aborning, be that its aggregate quality and standard proportioning that enters batching plant differs larger, its proportioning curve can exceed control limit given in advance, now curve is reddened and is sounded the alarm by green, the prompting staff of mixing station production run abnormal, in order to check in time the problem reason and adjusted.
Match ratio is controlled curve map and can be preserved by automatic screenshotss when a full width, and when the material shelves of mixing station occur to adjust, the form of save data can automatic distinguishing simultaneously.The monitor data of every day can save as the excel form, facilitates the keeper to print file.

Claims (6)

1. a batch (-type) hot-mix asphalt mixture production grating real-time monitoring system, comprise the weight sensor in a plurality of burden balance, a plurality of burden balance are arranged at respectively under the different hot aggregate bins of mixing station, the signal of weight sensor is connected to an Industrial Control Computer, it is characterized in that, be provided with temperature sensor in described hot aggregate bin, temperature sensor signal is connected to Industrial Control Computer, a computing machine with data acquisition and analytic system is connected with Industrial Control Computer, and described computing machine is connected with a Master Control Room server by the GPRS Data-Link.
2. a kind of batch (-type) hot-mix asphalt mixture production grating real-time monitoring system according to claim 1, is characterized in that, described weight sensor signal is connected with Industrial Control Computer by a wireless signal transceiver respectively with temperature sensor signal.
3. a batch (-type) hot-mix asphalt mixture production grating method for real-time monitoring, be based on the method for supervising of described batch (-type) hot-mix asphalt mixture production grating real-time monitoring system, it is characterized in that, described method comprises:
A. formulate the Gradation Control scope of construction with the hot asphalt material: by target mix design, production mix proportion design, production mix proportion checking three phases, determine working standard mix, the reciprocating sieve of different sieve apertures is set below the different feed bins of hot asphalt feed bin, by each sieve aperture, by the quality allowable fluctuation range of material, formulates each storehouse Material quality control scope of production grating;
B. show the quality control clearance of each storehouse material in the mode at graphic monitoring interface, described figure is to take the standard figures of described match ratio as extending axis and around the upper limit numerical value of axis, the curvilinear figure of lower limit numerical value;
C. Real-time Collection field mix data, described data comprise dish number, each storehouse aggregate quality, powdered ore quality, asphalt quality, mix temperature, batching time;
D. Real-time Collection field mix data are plotted in the curvilinear figure that step b obtains, and to take the initial batching time be initial point, in the same time interval along the outrigger shaft simultaneous display, wherein, the temperature in each storehouse be form with numerical value along the outrigger shaft simultaneous display above curvilinear figure;
E. when data runaway, send alerting signal.
4. a kind of batch (-type) hot-mix asphalt mixture production grating method for real-time monitoring according to claim 3, it is characterized in that, described method further comprises: when the input data are all over the screen along the outrigger shaft simultaneous display, screen is preserved and changed to screenshotss with the excel form automatically.
5. a kind of batch (-type) hot-mix asphalt mixture production grating method for real-time monitoring according to claim 3, is characterized in that, described method further comprises: when the material in the feed bin of mixing station occurs to adjust, generate new datagraphic table storage.
6. a kind of batch (-type) hot-mix asphalt mixture production grating method for real-time monitoring according to claim 3, it is characterized in that, described alerting signal is: the field batching data and curves of drawing in described curvilinear figure becomes another kind of color by a kind of color in range of control, temperature is to become another kind of color from a kind of color in scope, start a hummer gives a warning simultaneously, wherein, the hummer warning of the super scope of quality and the hummer warning of the super scope of temperature are different warnings.
CN2013103931373A 2013-09-03 2013-09-03 Intermittent production graduation real-time monitoring system and method of hot-mix asphalt mixture Pending CN103425115A (en)

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CN105538510A (en) * 2016-01-19 2016-05-04 中国水利水电科学研究院 Control system and method for concrete raw material mixture ratio
CN105666701A (en) * 2016-02-02 2016-06-15 徐州徐工筑路机械有限公司 High-efficiency distribution technology of asphalt mixing station
CN106952033A (en) * 2017-03-16 2017-07-14 沈阳新代信息技术有限公司 A kind of mixing plant product quality monitoring system and method based on multi-data source
CN108363353A (en) * 2018-03-12 2018-08-03 唐山曹妃甸实业港务有限公司 The operation quality guarantee of more reclaimer proportioning operating systems and operation quality detection method
CN108951368A (en) * 2018-09-05 2018-12-07 三汽车制造有限公司 The automatic blending method and automatic batching system and bituminous mixing plant of bituminous mixing plant
CN108974408A (en) * 2018-08-17 2018-12-11 博脉有限公司 A kind of dispensing device and system
CN109708794A (en) * 2019-01-08 2019-05-03 江苏中路信息科技有限公司 A kind of water stabilized mixture feeds intake on-Line Monitor Device and method
CN110750082A (en) * 2019-11-08 2020-02-04 中国铁道科学研究院集团有限公司电子计算技术研究所 Intelligent production and quality monitoring system and method for mixing station

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CN104483933A (en) * 2014-11-28 2015-04-01 联塑科技发展(贵阳)有限公司 Remote monitoring system of material mixing equipment
CN105538510A (en) * 2016-01-19 2016-05-04 中国水利水电科学研究院 Control system and method for concrete raw material mixture ratio
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CN108363353A (en) * 2018-03-12 2018-08-03 唐山曹妃甸实业港务有限公司 The operation quality guarantee of more reclaimer proportioning operating systems and operation quality detection method
CN108363353B (en) * 2018-03-12 2020-07-07 唐山曹妃甸实业港务有限公司 Operation quality guarantee and operation quality detection method for multi-reclaimer proportioning operation system
CN108974408A (en) * 2018-08-17 2018-12-11 博脉有限公司 A kind of dispensing device and system
CN108951368A (en) * 2018-09-05 2018-12-07 三汽车制造有限公司 The automatic blending method and automatic batching system and bituminous mixing plant of bituminous mixing plant
CN108951368B (en) * 2018-09-05 2020-09-29 三一汽车制造有限公司 Automatic batching method and system for asphalt mixing plant and asphalt mixing plant
CN109708794A (en) * 2019-01-08 2019-05-03 江苏中路信息科技有限公司 A kind of water stabilized mixture feeds intake on-Line Monitor Device and method
CN110750082A (en) * 2019-11-08 2020-02-04 中国铁道科学研究院集团有限公司电子计算技术研究所 Intelligent production and quality monitoring system and method for mixing station

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Application publication date: 20131204