CN112732700B - Steel rolling production data slicing method, system, medium and electronic terminal - Google Patents

Steel rolling production data slicing method, system, medium and electronic terminal Download PDF

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Publication number
CN112732700B
CN112732700B CN202110098959.3A CN202110098959A CN112732700B CN 112732700 B CN112732700 B CN 112732700B CN 202110098959 A CN202110098959 A CN 202110098959A CN 112732700 B CN112732700 B CN 112732700B
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steel
rolling
production data
data
slicing
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CN112732700A (en
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王龙
黄铭
陈建晖
陶术江
胥泽彬
郑成坤
毛尚伟
周德亮
余文涵
周青松
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CISDI Chongqing Information Technology Co Ltd
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CISDI Chongqing Information Technology Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/21Design, administration or maintenance of databases
    • G06F16/215Improving data quality; Data cleansing, e.g. de-duplication, removing invalid entries or correcting typographical errors
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/22Indexing; Data structures therefor; Storage structures
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/04Manufacturing
    • 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
    • Y02P90/30Computing systems specially adapted for manufacturing

Abstract

The invention provides a steel rolling production data slicing method, a steel rolling production data slicing system, a steel rolling production data slicing medium and an electronic terminal, wherein the method comprises the following steps: collecting steel rolling production data, wherein the steel rolling production data comprises: a production data body with a label, the label comprising at least one of: steel biting time and steel throwing time; acquiring data slicing parameters according to the steel biting time and/or the steel throwing time; segmenting the steel rolling production data according to the data slicing parameters to finish data segmentation; according to the steel rolling production data slicing method, steel rolling production data are collected, and data slicing parameters are obtained according to steel biting time and/or steel throwing time in the steel rolling production data; and the steel rolling production data is segmented according to the data slicing parameters, so that the data slicing accuracy is high, the stability is high, the data loss is effectively avoided, the implementability is high, and the cost is low.

Description

Steel rolling production data slicing method, system, medium and electronic terminal
Technical Field
The invention relates to the technical field of data processing, in particular to a steel rolling production data slicing method, a steel rolling production data slicing system, a steel rolling production data slicing medium and an electronic terminal.
Background
The steel rolling quality is one of important measurement standards of the steel production quality, so that the attention and the analysis of the steel rolling production data are of great significance, but due to the fact that the rolling process is not completely continuous, the follow-up excavation and the use of the steel rolling production data can be greatly influenced, at present, the steel rolling production data are generally sliced in a single mode in a manual mode, discontinuous parts in the steel rolling production data are removed, and the steel rolling production data slices are low in accuracy and stability and easy to cause data loss due to the adoption of a manual method.
Disclosure of Invention
The invention provides a method, a system, a medium and an electronic terminal for slicing steel rolling production data, which aim to solve the technical problems that the accuracy and the stability of the steel rolling production data slicing are low and the data are easy to lose in the prior art.
The invention provides a steel rolling production data slicing method, which comprises the following steps:
collecting steel rolling production data, wherein the steel rolling production data comprises: a production data body with a label, the label comprising at least one of: steel biting time and steel throwing time;
acquiring data slicing parameters according to the steel biting time and/or the steel throwing time;
and segmenting the steel rolling production data according to the data slicing parameters to finish data segmentation.
Optionally, the step of obtaining the data slice parameters includes:
acquiring the data slicing parameters according to the distribution of the steel biting moments and/or the distribution of the steel throwing moments and a preset interval threshold, wherein the data slicing parameters at least comprise one of the following parameters: number of slices, slice range, and slice interval.
Optionally, according to the interval threshold, the distribution of the steel biting time and/or the distribution continuity of the steel throwing time are/is determined, and then the data slicing parameters are obtained.
Optionally, the step of segmenting the rolled steel production data includes:
sorting the steel rolling production data according to a time sequence to obtain the sorted steel rolling production data;
according to the data slicing parameters, the sorted steel rolling production data are segmented to obtain a production data slicing set;
and numbering the production data slices in the production data slice set to obtain the numbered production data slice set.
Optionally, the method further includes: according to the data slicing parameters, the steel rolling production data are segmented to obtain a production data slice set; determining a rolling efficiency of a stand of the rolling mill from the production data slice set, wherein the step of determining the rolling efficiency of the stand of the rolling mill comprises:
obtaining rolling efficiency associated information according to the production data slice set, wherein the rolling efficiency associated information at least comprises one of the following information: frame information, rolling interval and rolling rhythm; the rolling interval is the time interval between the steel biting moment of the current material and the steel throwing moment of the previous material of the same rack, and the rolling rhythm is the time interval between the steel biting moment of the current material and the steel biting moment of the previous material of the same rack;
and determining the rolling efficiency of the rack of the rolling mill according to the rolling efficiency associated information.
Optionally, the step of obtaining the rolling interval includes:
acquiring the steel biting time of the current material and the steel throwing time of the previous material of the same frame;
determining a rolling interval according to the steel biting time of the current material and the steel throwing time of the previous material of the same frame;
the mathematical expression for determining the rolling interval is:
D i =T i bite steel 1 -T i throwing steel 2
Wherein i is the number of the rack, D i Rolling interval, T, for stand numbered i i-bite steel 1 Moment of biting of the current material of the stand numbered i, T i throwing steel 2 And the moment of throwing the steel of the last material of the rack with the number i.
Optionally, the step of obtaining the rolling rhythm includes:
acquiring the steel biting time of a current material and the steel biting time of a previous material of the same frame;
determining the rolling rhythm according to the steel biting time of the current material and the steel biting time of the previous material;
determining the mathematical expression of the rolling tempo as:
Z i =T i-bite steel 1 -T i bite steel 2
Wherein i is the serial number of the rack, Z i Rolling rhythm of stand numbered i, T i bite steel 1 For the moment of biting of the current material, numbered i frame, T i-bite steel 2 And the moment of steel biting of the last material of the frame with the number i.
The invention also provides a steel rolling production data slicing system, comprising:
the acquisition module is used for acquiring steel rolling production data, and the steel rolling production data comprises: a production data body with a label, the label comprising at least one of: steel biting time and steel throwing time;
the preprocessing module is used for acquiring data slicing parameters according to the steel biting moment and/or the steel throwing moment;
the slicing module is used for segmenting the steel rolling production data according to the data slicing parameters to finish data segmentation; the acquisition module, the preprocessing module and the slicing module are connected.
The invention also provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements the method as defined in any one of the above.
The present invention also provides an electronic terminal, comprising: a processor and a memory;
the memory is adapted to store a computer program and the processor is adapted to execute the computer program stored by the memory to cause the terminal to perform the method as defined in any one of the above.
The invention has the beneficial effects that: according to the steel rolling production data slicing method, steel rolling production data are collected, and data slicing parameters are obtained according to steel biting time and/or steel throwing time in the steel rolling production data; and the rolled steel production data are segmented according to the data slicing parameters, so that the data slicing accuracy is higher, the stability is higher, the data loss is effectively avoided, a data basis can be provided for determining the rolling efficiency of the rack of the rolling mill, the implementability is higher, and the cost is lower.
Drawings
FIG. 1 is a schematic flow chart of a method for slicing production data of steel rolling according to an embodiment of the present invention;
FIG. 2 is another schematic flow chart of a method for slicing production data of a rolled steel according to an embodiment of the present invention;
FIG. 3 is a schematic view of a configuration of a slicing system for rolled steel production data according to an embodiment of the present invention;
FIG. 4 is another schematic diagram of the rolled steel production data slicing system according to the embodiment of the present invention.
Detailed Description
The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the drawings only show the components related to the present invention rather than being drawn according to the number, shape and size of the components in actual implementation, and the type, amount and proportion of each component in actual implementation can be changed freely, and the layout of the components can be more complicated.
The inventor finds that the steel rolling quality is one of important measurement standards of the steel production quality, so that the attention and the analysis of the steel rolling production data are significant, but due to the incomplete continuity of the rolling process, the subsequent mining and the use of the steel rolling production data can be greatly influenced, at present, the steel rolling production data are generally sliced in a single way in a manual mode to remove discontinuous parts in the steel rolling production data, but due to the adoption of the manual method, the accuracy and the stability of the steel rolling production data slicing are low, and the data are easy to lose, so the inventor proposes a steel rolling production data slicing method, a steel rolling production data slicing system, a medium and an electronic terminal, and the steel rolling production data at least comprise one of the following steel rolling production data by collecting the steel rolling production data: acquiring data slicing parameters according to the steel biting time and/or the steel throwing time in the steel rolling production data; and according to the data slicing parameters, the steel rolling production data are sliced, the data slicing accuracy is high, the stability is high, the data loss is effectively avoided, a data basis can be provided for determining the rolling efficiency of the rack of the rolling mill, the rolling efficiency is favorably improved, the practicability is high, and the cost is low.
As shown in fig. 1, the method for slicing rolled steel production data in the present embodiment includes:
s1: collecting steel rolling production data, wherein the steel rolling production data comprises: a production data body with a label, the label comprising at least one of: steel biting time and steel throwing time; for example: collecting related data in a steel rolling production process as steel rolling production data, wherein the steel rolling production data comprises: a production data body with a label; the production data body generally includes: in some embodiments, the steel biting time is a time when a steel biting signal of a stand of a rolling mill is detected, and the steel throwing time is a time when a steel throwing signal of the stand of the rolling mill is detected, for example: arranging a position sensor on a stand of a rolling mill, detecting the stand in real time, acquiring a steel biting signal and/or a steel throwing signal of the stand, taking the moment when the steel biting signal of the stand is detected as the steel biting moment of the stand, and taking the moment when the steel throwing signal of the stand is detected as the steel throwing moment of the stand; by collecting steel rolling production data, data support can be better provided for subsequent production data segmentation;
s2: acquiring data slicing parameters according to the steel biting time and/or the steel throwing time; for example: according to the steel biting moments and/or the steel throwing moments, the distribution of the steel biting moments and/or the distribution of the steel throwing moments are/is obtained, data slicing parameters are obtained, the data slicing parameters can be obtained more automatically by obtaining the distribution of the steel biting moments and/or the distribution of the steel throwing moments, the automation degree is higher, and more accurate data slicing parameters can be obtained;
s3: segmenting the steel rolling production data according to the data slicing parameters to finish data segmentation; acquiring data slicing parameters by acquiring steel rolling production data according to steel biting time and/or steel throwing time in the steel rolling production data; and according to the data slicing parameters, the rolled steel production data are sliced, the data slicing accuracy is higher, the stability is higher, the data loss caused by manual production data slicing is effectively avoided, the practicability is higher, the cost is lower, discontinuous parts in the rolling production process can be accurately removed, the subsequent analysis and utilization of the rolled steel production data are facilitated, a data basis is provided for determining the rolling efficiency of a rack of a rolling mill, and the rolling efficiency is improved.
As shown in fig. 2, a rolled steel production data slicing method in some embodiments includes:
s101: collecting steel rolling production data, wherein the steel rolling production data comprises: a production data body with a label, the label comprising at least one of: steel biting time and steel throwing time, for example: collecting data in a steel rolling production process as steel rolling production data, wherein the steel rolling production data comprises: a production data body with a label; it can be understood that the collection range or the collection number of the steel rolling production data can be correspondingly adjusted according to the actual situation, and the details are not repeated herein;
s201: according to the distribution of the steel biting moments and/or the distribution of the steel throwing moments and a preset interval threshold value, acquiring the data slicing parameters, wherein the data slicing parameters at least comprise one of the following parameters: the number of slices, the slice range and the slice interval;
in some embodiments, according to the interval threshold, determining the distribution of steel biting moments and/or the continuity of the distribution of steel throwing moments, and further acquiring the data slicing parameters; for example: respectively judging whether the interval between the adjacent steel biting moments and/or the adjacent steel throwing moments exceeds the preset interval or not according to the preset interval, if the interval between the adjacent steel biting moments and/or the adjacent steel throwing moments exceeds the preset interval, judging that the interval needs to be segmented, and further determining data slicing parameters, and if the interval between the adjacent steel biting moments and/or the adjacent steel throwing moments does not exceed the preset interval, judging that the interval is in a continuous state, and not segmenting, and further determining the data slicing parameters; by judging the continuity of the distribution of the steel biting moment and/or the distribution of the steel throwing moment, the data slicing parameters can be acquired more automatically, the automation degree and the accuracy are higher, the rolled steel production data can be sliced more accurately, and the unnecessary influence caused by data loss due to improper slicing is avoided;
in some embodiments, the sending time of the steel biting signal and/or the sending time of the steel throwing signal are/is respectively matched with the data slicing parameters to obtain a matching result, and if the matching result is abnormal, the data slicing parameters are obtained again according to the distribution of the steel biting moment and/or the distribution of the steel throwing moment and the preset slicing conditions; if the matching result is normal, determining the data slice parameters; the accuracy of the data slicing parameters can be better improved by respectively matching the sending time of the steel biting signal and/or the sending time of the steel throwing signal with the data slicing parameters;
in some embodiments, the step of matching the emission time of the steel biting signal and/or the emission time of the steel throwing signal with the data slicing parameters respectively comprises:
judging whether the sending time of the steel biting signal and/or the sending time of the steel throwing signal are/is within the slicing range of the data slicing parameters, obtaining a matching result, if the sending time of the steel biting signal and/or the sending time of the steel throwing signal are/is within the slicing range of the data slicing parameters, the matching result is normal, and if the sending time of the steel biting signal and/or the sending time of the steel throwing signal are/is not within the slicing range of the data slicing parameters, the matching result is abnormal;
s301: sorting the steel rolling production data according to a time sequence to obtain the sorted steel rolling production data; the steel rolling production data are sequenced according to the time sequence, so that the steel rolling production data are conveniently segmented, the disorder of data segmentation is avoided, the segmentation accuracy of the production data is improved, and the implementation is more convenient;
s302: according to the data slicing parameters, the sorted steel rolling production data are segmented to obtain a production data slicing set; according to the data slicing parameters, the sorted steel rolling production data are segmented, discontinuous parts in the steel rolling production data are removed, and a production data slicing set is obtained, wherein the production data slicing set comprises: one or more production data slices, said data slice parameters including at least one of: the number of slices, the slice range and the slice interval; by segmenting the sorted steel rolling production data, the discontinuous part in the steel rolling production data can be well removed, so that the subsequent mining and utilization of the steel rolling production data are facilitated, the segmentation accuracy is high, the implementability is high, and the stability is high;
s303: numbering the production data slices in the production data slice set to obtain a numbered production data slice set; as can be appreciated, by numbering the production data slices in the production data slice set, the production data slices are convenient to call or utilize, and the operation is simple;
s304: determining the rolling efficiency of a rack of the rolling mill according to the numbered production data slice set; for example: determining rolling efficiency associated information of a rack of a rolling mill according to the numbered production data slice set, wherein the rolling efficiency associated information at least comprises one of the following information: the rolling efficiency of the stand of the rolling mill is determined according to the rolling efficiency associated information, such as the stand information, the rolling interval, and the rolling rhythm, for example: the quantity of rolling materials in a fixed time is obtained according to the rolling interval and the rolling rhythm, so that the rolling efficiency of the corresponding rack is determined, and the production data of the corresponding rack can be better analyzed by determining the rolling efficiency of the rack of the rolling mill, so that the subsequent production can be improved conveniently and the implementation is more convenient;
in some embodiments, the step of determining the rolling efficiency of a stand of the rolling mill comprises:
obtaining rolling efficiency associated information according to the production data slice set, wherein the rolling efficiency associated information at least comprises one of the following information: the method comprises the following steps of frame information, rolling intervals and rolling rhythm, wherein the rolling intervals are the time intervals between the steel biting time of the current material and the steel throwing time of the previous material of the same frame, and the rolling rhythm is the time interval between the steel biting time of the current material and the steel biting time of the previous material of the same frame; wherein, the previous material refers to the previous material of the current material of the same rack which is arranged in sequence according to the time sequence;
and determining the rolling efficiency of the rack of the rolling mill according to the rolling efficiency associated information.
In some embodiments, the step of obtaining the rolling interval comprises:
acquiring the steel biting time of the current material and the steel throwing time of the previous material of the same frame;
determining a rolling interval according to the steel biting time of the current material and the steel throwing time of the previous material of the same rack;
the mathematical expression for determining the rolling interval is:
D i =T i bite steel 1 -T i throwing steel 2
Wherein i is the number of the rack, D i Rolling interval, T, for stand numbered i i-bite steel 1 Bite of current material for rack numbered iMoment of steel, T i throwing steel 2 And the moment of throwing the steel of the last material of the rack with the number i.
In some embodiments, the step of obtaining the rolling tempo comprises:
acquiring the steel biting time of a current material and the steel biting time of a previous material of the same frame;
determining the rolling rhythm according to the steel biting time of the current material and the steel biting time of the previous material;
determining the mathematical expression of the rolling rhythm as:
Z i =T i bite steel 1 -T i bite steel 2
Wherein i is the serial number of the rack, Z i Rolling rhythm of stand numbered i, T i-bite steel 1 For the moment of biting of the current material, numbered i, of the frame, T i bite steel 2 And the moment of steel biting of the last material of the frame with the number i.
In some embodiments, the step of determining the rolling efficiency of the stands of the rolling mill from said rolling efficiency correlation information comprises:
acquiring one or more rolling intervals of the same rack according to a time sequence;
acquiring a first mean value according to one or more rolling intervals of the same rack, wherein the first mean value is the mean value of the one or more rolling intervals of the same rack;
acquiring one or more rolling rhythms of the same rack according to a time sequence;
obtaining a second average value according to the one or more rolling tempos of the same rack, wherein the second average value is the average value of the one or more rolling tempos of the same rack;
determining the rolling efficiency of a rack of the rolling mill according to the first average value and the second average value; by acquiring the rolling efficiency associated information, the rolling efficiency of the stand of the rolling mill can be well determined, and by determining the rolling efficiency of the stand of the rolling mill, the production data of the rolling mill can be well analyzed, so that the method is convenient to implement and high in accuracy.
As shown in fig. 3, the present embodiment further provides a rolled steel production data slicing system, including:
the acquisition module is used for acquiring steel rolling production data, and the steel rolling production data comprises: a production data body with a label, the label comprising at least one of: steel biting time and steel throwing time;
the preprocessing module is used for acquiring data slicing parameters according to the steel biting time and/or the steel throwing time;
the slicing module is used for segmenting the steel rolling production data according to the data slicing parameters to finish data segmentation; the acquisition module, the pretreatment module and the slicing module are sequentially connected; by collecting steel rolling production data, the steel rolling production data at least comprises one of the following data: acquiring data slicing parameters according to the steel biting time and/or the steel throwing time in the steel rolling production data; and the steel rolling production data is segmented according to the data slicing parameters, so that the data slicing accuracy is high, the stability is high, the data loss is effectively avoided, the implementability is high, and the cost is low.
As shown in fig. 4, in some embodiments, further comprising: and the processing module is used for determining the rolling efficiency of the rack of the rolling mill according to the production data slice set, and the acquisition module, the preprocessing module, the slicing module and the processing module are sequentially connected.
In some embodiments, the acquisition module comprises: the steel biting signal acquisition unit and/or the steel throwing signal acquisition unit are/is respectively connected with the preprocessing module; the steel biting signal acquisition unit transmits a steel biting signal to the preprocessing module, the steel throwing signal acquisition unit transmits a steel throwing signal to the preprocessing module, the preprocessing module determines data slicing parameters according to the distribution of the steel biting signal and/or the distribution of the steel throwing signal, the data slicing parameters are respectively fed back to the steel biting signal acquisition unit and/or the steel throwing signal acquisition unit for matching, and the data slicing parameters are adjusted according to a matching result, for example: and when the matching result is abnormal, acquiring the data slicing parameters according to the distribution of the steel biting moments and/or the distribution of the steel throwing moments and preset slicing conditions again, and improving the accuracy of the data slicing parameters.
The present embodiments also provide a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements any of the methods in the present embodiments.
The present embodiment further provides an electronic terminal, including: a processor and a memory;
the memory is used for storing computer programs, and the processor is used for executing the computer programs stored by the memory so as to enable the terminal to execute the method in the embodiment.
The computer-readable storage medium in the present embodiment can be understood by those skilled in the art as follows: all or part of the steps for implementing the above method embodiments may be performed by hardware associated with a computer program. The aforementioned computer program may be stored in a computer-readable storage medium. When executed, the program performs steps comprising the method embodiments described above; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.
The electronic terminal provided by the embodiment comprises a processor, a memory, a transceiver and a communication interface, wherein the memory and the communication interface are connected with the processor and the transceiver and are used for completing mutual communication, the memory is used for storing a computer program, the communication interface is used for carrying out communication, and the processor and the transceiver are used for operating the computer program so that the electronic terminal can execute the steps of the method.
In this embodiment, the Memory may include a Random Access Memory (RAM), and may also include a non-volatile Memory (non-volatile Memory), such as at least one disk Memory.
The Processor may be a general-purpose Processor, and includes a Central Processing Unit (CPU), a Network Processor (NP), and the like; the Integrated Circuit may also be a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), a Field Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic device, or discrete hardware components.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims (9)

1. A steel rolling production data slicing method is characterized by comprising the following steps:
collecting steel rolling production data, wherein the steel rolling production data comprises: a production data body with a label, the label comprising at least one of: steel biting time and steel throwing time;
according to the distribution of the steel biting moments and/or the distribution of the steel throwing moments and a preset interval threshold value, determining the distribution of the steel biting moments and/or the distribution of the steel throwing moments, and further acquiring data slicing parameters;
and segmenting the steel rolling production data according to the data slicing parameters to finish data segmentation.
2. The method for slicing data in steel rolling production as claimed in claim 1, wherein said data slicing parameters comprise at least one of: number of slices, slice range, and slice interval.
3. The slicing method for rolled steel production data as set forth in claim 1, wherein the step of slicing the rolled steel production data comprises:
sorting the steel rolling production data according to a time sequence to obtain the sorted steel rolling production data;
according to the data slicing parameters, the sorted steel rolling production data are segmented to obtain a production data slicing set;
and numbering the production data slices in the production data slice set to obtain the numbered production data slice set.
4. The slicing method for rolled steel production data as set forth in claim 1, further comprising: according to the data slicing parameters, the steel rolling production data are segmented to obtain a production data slice set; determining a rolling efficiency of a stand of the rolling mill from the production data slice set, wherein the step of determining the rolling efficiency of the stand of the rolling mill comprises:
obtaining rolling efficiency associated information according to the production data slice set, wherein the rolling efficiency associated information at least comprises one of the following information: frame information, rolling interval and rolling rhythm; the rolling interval is the time interval between the steel biting moment of the current material and the steel throwing moment of the previous material of the same stand, and the rolling rhythm is the time interval between the steel biting moment of the current material and the steel biting moment of the previous material of the same stand;
and determining the rolling efficiency of the rack of the rolling mill according to the rolling efficiency associated information.
5. The slicing method for rolled steel production data as set forth in claim 4, wherein the step of obtaining the rolling interval comprises:
acquiring the steel biting time of the current material and the steel throwing time of the previous material of the same frame;
determining a rolling interval according to the steel biting time of the current material and the steel throwing time of the previous material of the same rack;
the mathematical expression for determining the rolling interval is:
D i =T i bite steel 1 -T i throwing steel 2
Wherein i is the serial number of the rack, D i Rolling interval, T, for stand numbered i i bite steel 1 Is a numberMoment of steel biting of current material of frame of i, T i throwing steel 2 And the moment of throwing the steel of the last material of the rack with the number i.
6. The slicing method for rolled steel production data as set forth in claim 4, wherein the step of obtaining the rolling tempo comprises:
acquiring the steel biting time of a current material and the steel biting time of a previous material of the same frame;
determining the rolling rhythm according to the steel biting time of the current material and the steel biting time of the previous material;
determining the mathematical expression of the rolling rhythm as:
Z i =T i bite steel 1 -T i bite steel 2
Wherein i is the number of the rack, Z i For the rolling rhythm of the stand numbered i, T i bite steel 1 For the moment of biting of the current material, numbered i, of the frame, T i bite steel 2 And the moment of steel biting of the last material of the frame with the number i.
7. A steel rolling production data slicing system, comprising:
the acquisition module is used for acquiring steel rolling production data, and the steel rolling production data comprises: a production data body with a label, the label comprising at least one of: steel biting time and steel throwing time;
the preprocessing module is used for determining the distribution of the steel biting moments and/or the distribution of the steel throwing moments according to the distribution of the steel biting moments and/or the distribution of the steel throwing moments and a preset interval threshold value so as to obtain the data slicing parameters;
the slicing module is used for segmenting the steel rolling production data according to the data slicing parameters to finish data segmentation; the acquisition module, the preprocessing module and the slicing module are connected.
8. A computer-readable storage medium having stored thereon a computer program, characterized in that: the computer program, when executed by a processor, implements the method of any one of claims 1 to 7.
9. An electronic terminal, comprising: a processor and a memory;
the memory is for storing a computer program and the processor is for executing the computer program stored by the memory to cause the terminal to perform the method of any of claims 1 to 7.
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