CN111898716A - Method and system for automatically matching and tracking iron frame number and ladle number based on RFID (radio frequency identification) technology - Google Patents
Method and system for automatically matching and tracking iron frame number and ladle number based on RFID (radio frequency identification) technology Download PDFInfo
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 283
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 142
- 238000005516 engineering process Methods 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 27
- 238000004458 analytical method Methods 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 12
- 238000013500 data storage Methods 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 6
- 230000002159 abnormal effect Effects 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 11
- 239000010959 steel Substances 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010079 rubber tapping Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
- G06K17/0022—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device
- G06K17/0029—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations arrangements or provisions for transferring data to distant stations, e.g. from a sensing device the arrangement being specially adapted for wireless interrogation of grouped or bundled articles tagged with wireless record carriers
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- 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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The invention relates to a method for automatically matching and tracking a number of a iron stand and a number of a molten iron ladle based on an RFID (radio frequency identification device) identification technology, which is used for judging the running state of the iron stand only aiming at the maximum value and the minimum value in effective data, greatly improving the operation speed, ensuring the accuracy of identification to be more than 99%, accurately tracking the state of each link of the molten iron ladle and providing the most basic original data for analyzing the molten iron ladle by a blast furnace.
Description
Technical Field
The invention relates to the technical field of RFID (radio frequency identification), in particular to a method and a system for automatically matching and tracking a number of a steel frame and a number of a hot metal ladle based on an RFID technology.
Background
The core of the novel molten iron supply technology is that the same ladle is used for blast furnace tapping and molten iron transportation, molten iron desulphurization in a steel-making workshop and molten iron charging in a converter, and the ladle is not inverted in the midway. In order to monitor the position and state of the ladle in real time, an RFID identification technology is introduced and applied to a one-tank process, and in a patent document CN101574977B a dynamic monitoring method for the position of a molten iron transportation vehicle and a monitoring system thereof, it is disclosed that an RFID automatic vehicle identification system reads vehicle information and transmits corresponding information, determines the real-time position of the vehicle on a railway track topological structure, and displays the content on a terminal; patent document CN106225892A molten steel metering method and system for traveling crane disclose that an RFID identifier is installed at a converter steel tapping position, whether the traveling crane is at the converter steel tapping position is identified by an RFID radio frequency technology, and a computer reads the label number of an RFID tag on the traveling crane through the RFID identifier. However, the RFID identification technology currently applied to the one-tank process still has a big problem, because the field space is not large or because of the design of the ladle operation lines, when two ladle operation lines are close to each other, the situation that the collected information of the identifier is interfered occurs, the identifier may collect the information of the ladles on the two lines at the same time or collect invalid data, while the traditional mode processes the data one by one according to the sequence of the collected cards, the processing speed is slow, and once abnormal data or interference data are difficult to filter, the identification accuracy is low, and the effect is not ideal. The normal operation of the one-tank production process is seriously affected by the above problems, so that a method and a system for automatically matching and tracking the number of the iron stand and the number of the ladle based on the RFID technology, which can avoid signal interference, are needed to be provided
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a method and a system for automatically matching and tracking a steel frame number and a ladle number based on an RFID (radio frequency identification device) identification technology, which can analyze and filter data by using the method based on the RFID identification technology and solve the problem that the one-can production is influenced by the interference on the RFID tag identification in the one-can production process.
The technical purpose of the invention is realized by the following technical scheme:
a method for automatically matching and tracking a number of a iron stand and a number of a ladle based on an RFID identification technology comprises the following steps,
s1, arranging a plurality of identifiers on one side of the rail running on the iron stand in the same direction, wherein the identifiers are arranged on one side of the rail facing the same direction no matter the trend of the rail changes, and the RFID identification cards on the two sides of the ladle or the iron stand are coded into identification system codes and store data represented by the identification system codes into a database;
s2, extracting identification system codes of RFID identification cards of the iron stand collected by all the identifiers in a certain time period, extracting corresponding data in a database according to the collected identification system codes, reserving data of an identification point with the same direction as the identifier as effective data according to the direction of the identifier, and filtering data different from the direction of the identification point of the identifier as interference data;
s3, grouping the effective data by using groups, extracting the maximum value and the minimum value of the group data, and judging according to the maximum value and the minimum value;
if the maximum value and the minimum value are the same, skipping to process the next group of data without processing the group of data;
if the maximum value is different from the minimum value, acquiring complete line data of the maximum value and complete line data of the minimum value, and acquiring label directions of the maximum value and the minimum value, wherein the label directions represent the left and right positions of the RFID identification card on the iron stand or the ladle;
s4, if the label directions of the maximum value and the minimum value are the same, indicating that the running direction of the iron stand is unchanged, then searching whether an effective ladle label exists between the maximum value and the minimum value, if no valid ladle label exists, transferring the data with the identification point smaller than the maximum value to a historical data table for storage, meanwhile, deleting the data of the identification point smaller than the maximum value, representing the final running direction of the iron stand by the complete row data of the maximum value and judging that the iron stand passes through the iron stand without carrying a ladle, if the valid ladle label exists, the data with the identification point smaller than the minimum value is transferred to the historical data table for storage, meanwhile, deleting the data of the identification point smaller than the minimum value, representing the running direction of the first ladle carried by the iron stand by the complete row data of the minimum value, matching the effective ladle with the iron stand and judging that the iron stand carries the ladle to run;
if the label directions of the maximum value and the minimum value are different, the movement direction of the iron frame is changed, and different logic operations can be executed according to the requirements of tracking or matching the ladle and the iron frame;
s5, if the matching is performed, an effectively scanned ladle number is searched between the maximum value and the minimum value in the effective data collected by the identification point on the iron frame, if no effective ladle is found, the iron frame is judged to be empty, if an effective ladle is found, the effective ladle is judged to be matched with the iron frame, and the iron frame carries the ladle;
if the identification point of the identifier only tracks the iron stand, all information of the iron stand passing through the identification point is stored, and the iron stand does not need to be matched with the ladle.
In one embodiment, the complete row of data collected by the identifier comprises at least a serial number, a data creation time, an RFID tag ID, an RFID tag IP, an identification system code of the ladle or the hob, a repetition rate of the RFID tag, a time stamp of the RFID, an RFID tag signal strength, a server time, a server IP, and an Oracle database call time.
In one embodiment, the identification system code of the ladle or the ladle frame is an 8-digit code, wherein the digits 1 to 3 from the left represent the system identification number of the ladle or the ladle frame, the digits 4 to 6 represent the number of the ladle or the ladle frame, the digit 7 represents the orientation of the ladle or the ladle frame, and the digit 8 represents the orientation of the RFID tag on the ladle or the ladle frame.
In one embodiment, the trend of the foundry ladle or the foundry ladle is towards east or west, and the trend of the foundry ladle or the foundry ladle is judged according to the 7 th digit coded by the identification system of the foundry in the complete line data of the maximum value or the minimum value; the direction that the RFID tag is located on the ladle or the iron stand is the south or the north of the ladle or the iron stand, the identifier collects data and judges whether the collected data is the same as the position direction of the identifier according to the 8 th digit of the identification system code of the iron stand, and the direction that the RFID tag is located on the ladle or the iron stand is the south or the north of the ladle or the iron stand, so that the advancing direction of the iron stand or the ladle is east or west.
In one embodiment, the valid data is arranged from small to large according to the timestamp of the RFID.
In one embodiment, the valid ladles are determined according to the times of data acquisition of the ladle coating identifier, the most frequent ladle is the valid ladle, and the rest data are processed as interference data or abnormal data.
A system for automatically matching and tracking a number of a iron stand and a number of a molten iron package based on an RFID (radio frequency identification) identification technology comprises an identification module, a video recording module, an acquisition and analysis module and a data storage module, wherein the acquisition and analysis module adopts the method for automatically matching and tracking the number of the iron stand and the number of the molten iron package based on the RFID identification technology;
the identification module comprises an RFID identification card arranged on the outer side of the iron frame or the ladle and an identifier which is arranged on an operation line and is used for identifying and acquiring the information of the RFID identification card, the RFID identification card records the information of the iron frame or the ladle, and the identifier is in communication connection with the acquisition and analysis module;
the video recording module comprises a camera arranged above the running circuit and a video recorder in communication connection with the camera, and the video recorder is in communication connection with the data storage module;
the acquisition and analysis module is in communication connection with the data storage module, receives the data acquired by the recognizer in real time, filters interference information according to the time sequence of the data acquired by the recognizer, analyzes the real-time position of the iron stand or the ladle, and displays dynamic data in real time;
the data storage module comprises a server which can run a collection analysis program and is provided with an Oracle database.
In one embodiment, the RFID identification card is a high temperature resistant identification card, and is disposed on an installation part outside a foundry ladle or a foundry ladle, and a heat insulating material is disposed in the installation part, because the temperature of the foundry ladle is between 600 and 1000 ℃, and the RFID identification card outside the foundry ladle moves circularly along with the foundry ladle in the whole production process, a heat insulating material needs to be disposed between the foundry ladle and the RFID identification card, so as to prevent the RFID identification card from being damaged in a high temperature environment.
In one embodiment, the protective cover is arranged at the edge of the identifier, and the protective cover at the edge of the identifier can effectively prevent high-temperature sundries from falling on the identifier to cause damage to the identifier because the identifier needs to be close to the RFID card when information is collected.
In one embodiment, the identifiers are all arranged on one side of the same orientation of the track on which the hob runs.
The invention has the following beneficial effects:
the invention provides a method capable of simply, conveniently and quickly identifying a ladle and a hob and automatically matching the same, wherein RFID identification cards on two sides of the ladle and the ladle are coded with identification system codes, data represented by the identification system codes are stored in a database, a plurality of identifiers are arranged on one side of a track running on a hob in the same direction, the same side refers to that the identifiers are arranged on one side of the track in the same direction no matter the trend of the track is changed, the data of the ladle and the hob collected by all the identifiers at a specific identification point are reserved as effective data, the data of the RFID identification cards of the ladle or the hob in the same direction as the identification point are reserved as the effective data, and the rest data are processed as interference data; grouping reserved effective data by groups to obtain the maximum value and the minimum value of the group of data, judging according to the maximum value and the minimum value, recording the operation information of the iron frame by complete line data of the maximum value and complete line data of the minimum value, judging the operation state of the iron frame according to complete line data of the maximum value and complete line data of the minimum value, searching whether an effective ladle label exists between the maximum value and the minimum value, judging whether the iron frame is empty and matching the ladle and the iron frame so as to obtain the operation state of the specific ladle carried by the specific iron frame, judging the operation state of the iron frame only by aiming at the maximum value and the minimum value in the effective data, greatly improving the operation speed, identifying the matching rate to be more than 99 percent, accurately tracking the state of each link of the ladle, and providing the most basic original data for blast furnace analysis of the ladle, the invention provides a system of a method for automatically matching and tracking a number of a molten iron ladle and a number of a molten iron ladle based on an RFID (radio frequency identification) identification technology, which can automatically identify the running direction of the number of the molten iron ladle and the number of the molten iron ladle or an empty frame currently carried on the number of the molten iron ladle, track the number of the molten iron package, the use condition and the like, display the number of the molten iron package on a picture in real time and provide accurate information for analyzing the use of the molten iron ladle.
Drawings
Fig. 1 is a schematic view of the moving direction of the iron frame of the invention.
Detailed Description
The invention is described in detail below with reference to the figures and examples.
As shown in fig. 1, a plurality of identifiers are arranged on one side of the north side of the track on which the iron stand runs, and information of RFID identification cards close to the identifiers is collected, wherein 1-identifier, 2-iron stand, 21-south RFID identification card, 22-north RFID identification card, 3-ladle, a1, a2 and A3-collected positions of the identifiers on the track on which the same iron stand runs.
A method for automatically matching and tracking a number of a iron stand and a number of a ladle based on an RFID identification technology comprises the following steps,
s1, arranging a plurality of identifiers on one side of the rail running on the iron stand in the same direction, wherein the identifiers are arranged on one side of the rail facing the same direction no matter the trend of the rail changes, and the RFID identification cards on the two sides of the ladle or the iron stand are coded into identification system codes and store data represented by the identification system codes into a database;
s2, extracting identification system codes of RFID identification cards of the foundry, which are collected by all the identifiers in a certain time period, extracting corresponding data in a database according to the collected identification system codes, keeping data which are the same as the positions and the directions of identification points of the identifiers as valid data according to the directions of the identification points of the identifiers, wherein the valid data are arranged from small to large according to RFID timestamps, the valid data comprise the identification system codes, filtering data which are different from the directions of the identification points of the identifiers as interference data, the identification system codes of the foundry ladle or the foundry are 8-bit digital codes, the 1 st to 3 rd digits from the left represent system identification numbers of the foundry ladle or the foundry, the 4 th to 6 th digits represent the numbers of the foundry ladle or the foundry, the 7 th digits represent the trend of the foundry, and the direction of the RFID label on the foundry is the south (left side) or the north (right side) of the foundry (right side), thus the direction of movement of the ladle or ladle is east or west, where the numeral 1 indicates the movement of the ladle or ladle east, the numeral 5 indicates the movement of the ladle or ladle west, the 8 th numeral indicates the direction of the RFID tag on the ladle or ladle, where the numeral 1 indicates the RFID tag is located south on the ladle or ladle, and the numeral 2 indicates the RFID tag is located north on the ladle or ladle, as shown in figure 1, when the hob 2 is operated to position a1, the identifier 1 in position a1 collects the identification system code of the RFID identification card 22 north on the hob 2, since in position a1 the RFID identification card 22 north on the hob 2 is the same as the identifier 1 in position a1, which represents valid data, and similarly, when the hob 2 is operated to position a2 or A3, the identifier 1 in position a2 or A3 collects the identification system code of the RFID identification card 21 south on the hob, the data represented by the data are valid data, but at the moment, the identifier 1 at the position A1 can acquire the identification system code of the north RFID identification card 22 of the iron stand 2, and because the identifier 1 at the position A1 is different from the north RFID identification card 22 of the iron stand 2 at the position A2 or the position A3, the data represented by the data are interference data, and the identifier 2 also acquires the identification system code of the ladle 3 and is matched with the data in the database;
as shown in the following table 1,
table 1 ladle or ladle frame number coding rules for example: total 8 bit identification system code
S3, grouping the reserved effective data by using groups to obtain the maximum value and the minimum value of the group data, and judging according to the maximum value and the minimum value;
if the maximum value and the minimum value are the same, the group of data is indicated to be interference data, the group of data does not need to be processed, and the next group of data is processed;
if the maximum value and the minimum value are different, acquiring complete line data of the maximum value and complete line data of the minimum value, and acquiring label directions of the maximum value and the minimum value, wherein the label directions represent two sides of the RFID identification card on the iron frame or the ladle, the complete line data of the maximum value and the complete line data of the minimum value at least comprise a serial number, data creation time, an RFID label ID, an RFID label IP, identification system codes of the ladle or the iron frame, a repetition rate of the RFID label, a time stamp of the RFID, RFID label signal strength, server time, a server IP and Oracle database calling time, as shown in the following tables 2 and 3, the maximum value (1242061324) and the minimum value (1242061266) of the serial number with the iron frame number of 777838 are different, and S4 is continued;
table 2 minimum complete row data for a gantry number 777838
Table 3 full row data with maximum number of iron frame 838
| Serial number | 1242061324 |
| Data creation time | 2020-07-08 09：33:56 |
| RFID tag ID | 172.17.17.18 |
| RFID tag IP | 2017080512 |
| Identification system code for foundry ladles or iron stands | 77783811 |
| Repetition rate of RFID tags | 921.75 |
| Time stamp for RFID | 2020-07-28 11:04:05 |
| RFID tag signal strength | -41 |
| Server time | 2020-07-28 9:33:55 |
| Server IP | 172.15.1.50 |
| Oracle database call time | 2020-07-28 09:34:05 |
S4, if the label directions of the maximum value and the minimum value are the same, as shown in tables 2 and 3, the last digit of the identification system code with the iron frame number of 777838 is 1, the RFID label is located on the north side of the iron frame and is acquired by the identifier, the iron frame reaches the identification point position of the identifier from the unique direction, whether an effective ladle label exists between the maximum value and the minimum value is searched, the effective ladle is determined according to the times of data acquisition of the ladle by the identifier, the effective ladle is determined with the most times, and the rest data are processed as interference data or abnormal data;
if no valid ladle label exists, transferring the data with the identification point smaller than the maximum value to a historical data table for storage, and deleting the data with the identification point smaller than the maximum value from the historical data table, so as to filter out a lot of interference data and invalid data, representing the running direction of the ladle by complete line data with the maximum value, judging that the ladle passes through and is not loaded with the ladle, namely 777838 number of the ladle passes through and moves to the east (the seventh digit of 77783811 is 1, representing that the ladle moves to the east), if a valid ladle label exists, if 347 number of the ladle is detected, transferring the data with the identification point smaller than the minimum value to the historical data table for storage, facilitating later analysis and data integrity, and deleting the data with the identification point smaller than the minimum value from the historical data table, so as to filter out a lot of interference data and invalid data, representing the running direction of the ladle first loaded by the ladle by the complete line data with the minimum value, matching the valid ladle with the iron stand and judging that the iron stand carries the ladle to operate, namely 777838 iron stand carries 347 iron ladle to move towards the west (the seventh digit of 77783851 is 5, which represents that the iron stand moves towards the west);
if the label directions of the maximum value and the minimum value are different, the movement direction of the complete iron frame is changed, the iron frame enters first and then leaves a specific position, such as a workshop, different logic operations can be executed according to whether the tracking or matching of the ladle and the iron frame is required, and the operation of S5 is continued;
and S5, the label directions of the maximum value and the minimum value are different, the number of the effectively scanned ladle is found between the maximum value and the minimum value in the effective data collected by the identification point, if no effective ladle is found, the iron frame is judged to be empty, if an effective ladle is found, the effective ladle is judged to be matched with the iron frame, and the iron frame carrying ladle is judged to leave the specific position.
Generally speaking, only when a maintenance room enters and exits, an iron stand and an iron ladle need to be matched when the iron stand and the iron ladle leave a steel plant, all others pass through the steel plant and only need to be tracked, the accuracy of the current statistical analysis is more than 98%, the accuracy of the whole iron ladle system can be ensured to reach 100% through weighing intervention, and accurate tracking information is provided for other upper-layer railway logistics business systems.
A system for automatically matching and tracking a number of a steel frame and a number of a molten iron ladle based on an RFID (radio frequency identification) identification technology comprises an identification module, a video recording module, an acquisition and analysis module and a data storage module, wherein the acquisition and analysis module adopts the method for automatically matching and tracking the number of the steel frame and the number of the molten iron ladle based on the RFID identification technology, can automatically identify the running direction of the steel frame and the number of the molten iron ladle or an empty frame currently carried on the steel frame, tracks the molten iron package material, the service condition and the like, displays the tracked molten iron package material, the service condition and the like on a picture in real time, and provides accurate information for analyzing the.
The identification module comprises an RFID identification card arranged on the outer side of the iron stand or the ladle and an identifier which is arranged on an operation line and is used for identifying and acquiring the information of the RFID identification card, the RFID identification card records the information of the iron stand or the ladle, the identifier is in communication connection with the acquisition and analysis module, and the identifiers are all arranged on one side of the same direction of the track where the iron stand operates;
the video recording module comprises a camera arranged above the running circuit and a video recorder in communication connection with the camera, and the video recorder is in communication connection with the data storage module;
the acquisition and analysis module is in communication connection with the data storage module, receives the data acquired by the recognizer in real time, filters interference information according to the time sequence of the data acquired by the recognizer, analyzes the real-time position of the iron stand or the ladle, and displays dynamic data in real time;
the data storage module comprises a server which can run a collection analysis program and is provided with an Oracle database.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (10)
1. A method for automatically matching and tracking a number of a iron stand and a number of a ladle based on an RFID identification technology is characterized by comprising the following steps,
s1, arranging a plurality of identifiers on one side of the rail running on the iron stand in the same direction, wherein the identifiers are arranged on one side of the rail facing the same direction no matter the trend of the rail changes, and the RFID identification cards on the two sides of the ladle or the iron stand are coded into identification system codes and store data represented by the identification system codes into a database;
s2, extracting identification system codes of RFID identification cards of the iron stand collected by all the identifiers in a certain time period, extracting corresponding data in a database according to the collected identification system codes, reserving data of an identification point with the same direction as the identifier as effective data according to the direction of the identifier, and filtering data different from the direction of the identification point of the identifier as interference data;
s3, grouping the effective data by using groups, extracting the maximum value and the minimum value of the group data, and judging according to the maximum value and the minimum value;
if the maximum value and the minimum value are the same, skipping to process the next group of data without processing the group of data;
if the maximum value is different from the minimum value, acquiring complete line data of the maximum value and complete line data of the minimum value, and acquiring label directions of the maximum value and the minimum value, wherein the label directions represent the left and right positions of the RFID identification card on the iron stand or the ladle;
s4, if the label directions of the maximum value and the minimum value are the same, indicating that the running direction of the iron stand is unchanged, then searching whether an effective ladle label exists between the maximum value and the minimum value, if no valid ladle label exists, transferring the data with the identification point smaller than the maximum value to a historical data table for storage, meanwhile, deleting the data of the identification point smaller than the maximum value, representing the final running direction of the iron stand by the complete row data of the maximum value and judging that the iron stand passes through the iron stand without carrying a ladle, if the valid ladle label exists, the data with the identification point smaller than the minimum value is transferred to the historical data table for storage, meanwhile, deleting the data of the identification point smaller than the minimum value, representing the running direction of the first ladle carried by the iron stand by the complete row data of the minimum value, matching the effective ladle with the iron stand and judging that the iron stand carries the ladle to run;
if the label directions of the maximum value and the minimum value are different, the movement direction of the iron frame is changed, and different logic operations can be executed according to the requirements of tracking or matching the ladle and the iron frame;
s5, if the matching is performed, an effectively scanned ladle number is searched between the maximum value and the minimum value in the effective data collected by the identification point on the iron frame, if no effective ladle is found, the iron frame is judged to be empty, if an effective ladle is found, the effective ladle is judged to be matched with the iron frame, and the iron frame carries the ladle;
if the identification point of the identifier only tracks the iron stand, all information of the iron stand passing through the identification point is stored, and the iron stand does not need to be matched with the ladle.
2. The method for automatically matching and tracking a number of a ladle and a number of a ladle based on RFID identification technology according to claim 1, wherein the complete row of data of the valid data collected by the identifier includes at least a serial number, a data creation time, an RFID tag ID, an RFID tag IP, an identification system code of the ladle or the ladle, a repetition rate of the RFID tag, a time stamp of the RFID, an RFID tag signal strength, a server time, a server IP, and an Oracle database call time.
3. The method for automatically matching and tracking a ladle number and a ladle number based on the RFID identification technology according to claim 2, wherein the identification system code of the ladle or the ladle frame is an 8-bit digital code, wherein the 1 st to 3 rd digits from the left represent the system identification number of the ladle or the ladle frame, the 4 th to 6 th digits represent the number of the ladle or the ladle frame, the 7 th digit represents the trend of the ladle or the ladle frame, and the 8 th digit represents the direction of the RFID tag on the ladle or the ladle frame.
4. The method for automatically matching and tracking the number of the iron stand and the number of the hot metal ladle based on the RFID technology as claimed in claim 3, wherein the trend of the hot metal ladle or the iron stand is eastward or westward, and the trend of the iron stand is judged according to the 7 th digit coded by the identification system of the iron stand in the complete line data of the maximum value or the minimum value; the direction that the RFID tag is located on the ladle or the iron stand is south or north of the ladle or the iron stand, and the identifier collects data and judges whether the collected data is the same as the position direction of the identifier according to the 8 th digit of the identification system code of the iron stand.
5. The method for tracking the number of the iron stand and the number of the ladle through automatic matching based on the RFID technology according to any one of claims 1 to 4, wherein the valid data is arranged from small to large according to the time stamp of the RFID.
6. The method for tracking the number of the iron stand and the number of the ladle through automatic matching based on the RFID technology as claimed in claim 1, wherein the valid ladle is determined according to the number of times of data collected by the ladle identifier, the most number of times is the valid ladle, and the rest of data is processed as interference data or abnormal data.
7. A system for automatically matching and tracking a number of a iron stand and a number of a molten iron package based on an RFID (radio frequency identification) identification technology comprises an identification module, a video recording module, an acquisition and analysis module and a data storage module, and is characterized in that the acquisition and analysis module adopts the method for automatically matching and tracking the number of the iron stand and the number of the molten iron package based on the RFID identification technology as claimed in claim 1;
the identification module comprises an RFID identification card arranged on the outer side of the iron frame or the ladle and an identifier which is arranged on an operation line and is used for identifying and acquiring the information of the RFID identification card, the RFID identification card records the information of the iron frame or the ladle, and the identifier is in communication connection with the acquisition and analysis module;
the video recording module comprises a camera arranged above the running circuit and a video recorder in communication connection with the camera, and the video recorder is in communication connection with the data storage module;
the acquisition and analysis module is in communication connection with the data storage module, receives the data acquired by the recognizer in real time, filters interference information according to the time sequence of the data acquired by the recognizer, analyzes the real-time position of the iron stand or the ladle, and displays dynamic data in real time;
the data storage module comprises a server which can run a collection analysis program and is provided with an Oracle database.
8. The system for automatically matching and tracking the number of the iron stand and the number of the ladle based on the RFID identification technology as claimed in claim 7, wherein the RFID identification card is a high temperature resistant identification card and is disposed on a mounting portion outside the iron stand or the ladle, and a heat insulating material is disposed in the mounting portion.
9. The system for automatically matching and tracking a number of a ladle and a number of a ladle based on RFID identification technology as claimed in claim 8, wherein the identifier is provided with a protective cover at the edge.
10. The system for automatically matching and tracking a number of a hob and a number of a ladle based on RFID identification technology according to claim 9, wherein the identifiers are all disposed on the same side of a track on which the hob travels.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006090855A1 (en) * | 2005-02-25 | 2006-08-31 | Kyocera Corporation | Read device, information providing system, and provided information acquisition method |
| CN203930895U (en) * | 2014-06-10 | 2014-11-05 | 承德市五岳电子技术有限公司 | Molten iron Bale No. automatic identification equipment based on radio RF recognition technology |
| CN110245663A (en) * | 2019-06-26 | 2019-09-17 | 上海电器科学研究所（集团）有限公司 | One kind knowing method for distinguishing for coil of strip information |
| CN209728814U (en) * | 2019-07-03 | 2019-12-03 | 武汉钢铁集团鄂城钢铁有限责任公司 | A kind of molten iron information tracking system |
| CN110674904A (en) * | 2019-10-15 | 2020-01-10 | 南京中科华铁信息技术有限公司 | Train positioning system and method based on train number system |
-
2020
- 2020-07-31 CN CN202010762831.8A patent/CN111898716B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006090855A1 (en) * | 2005-02-25 | 2006-08-31 | Kyocera Corporation | Read device, information providing system, and provided information acquisition method |
| CN203930895U (en) * | 2014-06-10 | 2014-11-05 | 承德市五岳电子技术有限公司 | Molten iron Bale No. automatic identification equipment based on radio RF recognition technology |
| CN110245663A (en) * | 2019-06-26 | 2019-09-17 | 上海电器科学研究所（集团）有限公司 | One kind knowing method for distinguishing for coil of strip information |
| CN209728814U (en) * | 2019-07-03 | 2019-12-03 | 武汉钢铁集团鄂城钢铁有限责任公司 | A kind of molten iron information tracking system |
| CN110674904A (en) * | 2019-10-15 | 2020-01-10 | 南京中科华铁信息技术有限公司 | Train positioning system and method based on train number system |
Non-Patent Citations (2)
| Title |
|---|
| 孟强;: "应用RFID技术实现地铁列车精确定位的研究", 科技信息 * |
| 朱亚萍;陈伟超;刘文亮;: "基于ZigBee和RFID的铁水包跟踪系统", 杭州电子科技大学学报 * |
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