WO2017111539A1 - Dispositif de gestion de modèles mathématiques destiné à des traitements d'acier - Google Patents

Dispositif de gestion de modèles mathématiques destiné à des traitements d'acier Download PDF

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WO2017111539A1
WO2017111539A1 PCT/KR2016/015188 KR2016015188W WO2017111539A1 WO 2017111539 A1 WO2017111539 A1 WO 2017111539A1 KR 2016015188 W KR2016015188 W KR 2016015188W WO 2017111539 A1 WO2017111539 A1 WO 2017111539A1
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information
mathematical model
model
unit
profile
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PCT/KR2016/015188
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English (en)
Korean (ko)
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신기영
신기태
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주식회사 포스코
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Priority to CN201680075379.XA priority Critical patent/CN108431706A/zh
Priority to JP2018532353A priority patent/JP6689983B2/ja
Publication of WO2017111539A1 publication Critical patent/WO2017111539A1/fr

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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION 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
    • G06Q50/00—Information and communication technology [ICT] specially adapted for implementation of business processes of specific business sectors, e.g. utilities or tourism
    • G06Q50/04—Manufacturing
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/30—Computing systems specially adapted for manufacturing

Definitions

  • the present invention relates to a steel process mathematical model management apparatus.
  • Each process line constituting the steel process and the factories in each process line have the necessary process formula models for the process operation.
  • a simulation environment for developing, testing, and verifying a mathematical model is separated from an environment in which a mathematical model is mounted and operated on an actual process line.
  • An object of the present invention is to provide a steel process mathematical model management apparatus that can solve the conventional problems.
  • the mathematical process model management apparatus is applied to the mathematical model library and the meta-information model of the steel process line in a predetermined formula model execution mode to provide an operation result value of the mathematical model execution mode of the formula model processing unit ;
  • a profile processing unit for generating and processing profile information of a facility in the steel processing line and providing a sum result obtained by adding the processed profile information and the operation result value;
  • a process processor configured to receive and process an interlocking result value between a plurality of process systems that control facilities in the steel processing line based on the sum result value;
  • It includes an analysis unit for determining and analyzing the suitability of the mathematical model applied to each steel process based on the processed interlocking result value to provide to the user.
  • the integrated management and execution of the mathematical model of the steel plant in a non-dependent manner it is possible to efficiently manage and execute the formula model operating the steel process line have.
  • the equation model is optimized in simulation mode before applying the equation model to the PLC that controls the facilities in the actual steel process line, and it improves the state before the actual steel process operation, minimizing the occurrence of problems during the actual process line operation.
  • the product quality of the steel process can be improved.
  • FIG. 1 is a block diagram showing a steel process mathematical model management apparatus according to an embodiment of the present invention.
  • FIG. 2 is an exemplary diagram showing metadata structure information of a mathematical model.
  • FIG. 1 is an exemplary view showing a steel process mathematical model management apparatus according to an embodiment of the present invention.
  • the steel process mathematical model management apparatus 100 includes a mathematical model processing unit 200, a profile processing unit 300, a process processing unit 400, and an analysis unit 500. It may include.
  • the mathematical model processing unit 200 applies the mathematical model library and meta information of the steel processing line to a predetermined mathematical model execution mode to provide an operation result value of the mathematical model execution mode.
  • the profile processing unit 300 generates the profile information of the facilities in the steel processing line, and processes it, and then provides a sum result of adding the processed profile information and the operation result value.
  • the process processor 400 receives and processes an interlocking result value between a plurality of process systems that control facilities in the steel processing line based on the sum result value.
  • the analysis unit 500 determines and analyzes the suitability of a mathematical model applied for each steel process based on the processed interlocking result and provides the result to the user.
  • the steel process mathematical model management apparatus 100 further includes a mathematical model access complementary management unit 600, the formula model access complementary management unit 600, after authenticating the user, Performs a function of granting and managing an access authority ID, a password, and a privilege level information for allowing access of the model processor 200, the profile processor 300, the process processor 400, and the analyzer 500 to the user. .
  • the formula model processing unit 200 is a formula model operating environment information input unit 210, formula model and metadata management unit 220, formula model execution unit 230, formula model setting information management unit 240, formula model execution The mode dynamic extractor 250, the equation model execution mode conversion adjusting unit 260, the equation model input information broker 270, the equation model output information broker 280, and the equation model output information storage unit 290.
  • the mathematical model operating environment information input unit 210 performs a function of inputting library and metadata information of mathematical models applied to the steel processing line.
  • FIG. 2 is an exemplary diagram illustrating metadata structure information of an equation model.
  • metadata information of an equation model may include a delimiter name, a version, a library location of the equation model, and a corresponding equation model.
  • Data and shape information required for input of the equation, output data and shape information of the equation model, information on whether the operation of the equation model includes, information on the position separator in the steel process line is used, the equation model Information that can describe an equation model, such as delimiter information for identifying a processor indicating source information of the input information, and steel process profile information that should use the equation model, may be included.
  • the metadata of the mathematical model may have a form of data structure information such as a highly accessible list or tree structure.
  • the formula model operating environment information input unit 210 performs a function of transferring the library and metadata information of the input formula model to the formula model and metadata management unit 220.
  • the equation model operating environment information input unit 210 may receive and display the execution library list and related metadata of the equation model from the equation model and the metadata manager.
  • the equation model operating environment information input unit 210 when the execution library of the equation model not used by the user is deleted, delivers the library information of the equation model to be deleted to the equation model and metadata management unit 220, Performs the function to delete the execution library and metadata information of the mathematical model.
  • the mathematical model and metadata management unit 220 may receive the library and metadata of the mathematical model from the operating environment information input unit 210 and share the mathematical model library in a predetermined area (for example, steel process mathematical models). Data area), and maintains and manages the metadata of the stored mathematical models.
  • a predetermined area for example, steel process mathematical models. Data area
  • equation model and metadata management unit 220 receives the equation model registration information, which is new equation model libraries and related metadata information, from the operation environment information input unit 210, metadata information for the equation model library is received. Manage and store them.
  • the corresponding information is sent to the formula model execution unit 230, importing the library of the formula model to be deleted In case of using it, it is requested to release the import.
  • the completion information is received, and then the metadata information and libraries of the related mathematical model are deleted.
  • the mathematical model execution unit 230 performs a function of extracting the library and metadata information of the mathematical model to provide output information of the mathematical model executed in the execution mode corresponding to the external signal.
  • the equation model execution unit 230 receives input information of the equation model from the equation model output information broker 280.
  • the input information of the mathematical model includes delimiter information for determining which mathematical model is to be used to process the information.
  • delimiter information includes process computer systems delimiter information indicating the location of facility location and zone in the steel processing line where the mathematical model is used, and the source information of the input information that should be used.
  • Steel process line profile identifier information that requires the use of the model may be relevant.
  • the formula model execution unit 230 extracts delimiter information, processes input information of the corresponding formula model, and transfers the processing result to the formula model and metadata information management unit.
  • the mathematical model and metadata information management unit 220 extracts the target metadata from the data structure of the managed metadata, and delivers the target metadata to the mathematical model execution unit 230.
  • the equation model execution unit 230 extracts the delimiter name information of the library of the equation model to be used by referring to the received metadata and dynamically loads and links the corresponding equation model library.
  • the mathematical model execution unit 230 extracts the input and output data type and format of the library of the mathematical model linked to the loading from the metadata information, combines the input information according to the format and performs input processing. The result information processed through the library of the mathematical model is combined according to the output format.
  • the execution mode for distinguishing whether the operation result of the simulation execution mode is received from the profile information management execution unit 330 or received from the process formula model input information receiver through the actual process line interworking. Information is included.
  • the formula model execution unit 230 transfers the identifier information of the execution mode and the metadata information of the formula model used in the process to the mapping output information broker after processing the input information of the corresponding formula models. Then unload the loaded math model libraries.
  • the execution step status information can be recorded and stored using the execution step status information logger for the step status information of the expression model during the process execution using the expression model library.
  • the equation model execution unit 230 may display logging information in detail by dividing the execution step status logging level of the equation model into several steps, and further, after the equation model is optimized, turn off the logging function. (Off) Provides a function to speed up the execution of a mathematical model.
  • the equation model execution mode setting management unit 240 is a user of which operation mode of the first execution mode and the second execution mode to operate in conjunction with and interlocked with the process systems for controlling the equipment in the steel process line Performs a function that supports setting.
  • the first execution mode may be an online real process interworking execution mode
  • the second execution mode may be an offline simulation mode
  • the mathematical model execution mode dynamic extractor 250 extracts execution mode setting information of the mathematical model and then performs maintenance. Then, the execution mode setting information of the equation model is periodically checked, and if the contents are changed, a function of dynamically re-extracting and re-reflecting the contents of the setting information is performed.
  • the equation model execution mode conversion adjusting unit 260 performs a function of determining the conformity of the equation model based on the execution mode setting information extracted and reflected from the execution mode setting information dynamic extraction unit 250.
  • the equation model execution mode conversion adjusting unit 260 includes an execution mode information table indicating an execution mode of the equation model applied in the steel processing line, and the equation model is based on the execution mode information table. , When it is operated in the offline simulation mode), sets the offline simulation mode of the execution mode information table and resets the second execution mode (eg, online real process interworking mode), and the mathematical model is set to the first execution mode (eg, online). When operating in the real process interlocking mode), the second execution mode (eg, online real process interlocking mode) of the execution mode information table is set and the second execution mode (eg, offline simulation mode) is reset.
  • the second execution mode eg, online real process interlocking mode
  • the second execution mode eg, offline simulation mode
  • the first execution mode and the second execution mode are simultaneously operated, the first execution mode (online real process interworking mode) and the second execution mode (offline simulation mode) are set by setting information of each execution mode in the execution information table. ) Can determine the consistency of the mathematical model.
  • the equation model input information broker 270 uses execution mode table information so that the execution mode is the first execution mode (online real process interworking mode), the second execution mode (offline simulation mode) or the third execution mode. After confirming that the program is in the (simultaneous execution mode), the function generates the input information of the mathematical model according to the execution mode.
  • the input information of the modification model of the steel processing line is received from the profile information management execution unit 330, and when the execution mode is the first execution mode, the process modification of the process processing unit 400 is performed.
  • the equation model input information is received from the model input information receiving unit 430, input information of the equation model received the identifier information whether the received equation model input information is operated in the first execution mode or the second execution mode The combination is transferred to the equation model execution unit 230.
  • the equation model output information broker 280 receives output information that is a result of processing the equation model input information from the equation model execution unit 230.
  • the output information is a combination of execution mode identifier information and metadata information mapped to a mathematical model used during processing. After checking the delimiter information in the mapping combined information, output information processing the input information of the mathematical model generated in the second execution mode is transferred to the profile information management execution unit, and the output information is input to the mathematical model input information generated in the first execution mode. The processed output information is transmitted to the process equation model output information transmitter 440.
  • the output information storage unit 290 stores the output information.
  • the output information storage unit 290 stores and manages the metadata information of the mathematical model that processed the output information and the execution mode identifier information of the output information.
  • the profile processing unit 300 generates a profile information of a facility in the steel processing line corresponding to the external signal and processes the profile information, and then provides a sum result obtained by adding the processed profile information and the operation result value. Do this.
  • the profile processing unit 300 may include a profile information setting unit 310, a profile information dynamic extraction unit 320, and a profile information management execution unit 330.
  • the profile information setting unit 310 functions to set the profile information (eg, the profile of the facility) of the steel processing line.
  • the profile information includes length information of the steel processing line, detailed functions, performance, and physical property specification information such as length and size of the equipment to be controlled through a mathematical model existing in the corresponding processing line, and installation location information (eg, a roll device, etc.). Diameter and installation location information), and zone information for identifying sectors of the steel processing line.
  • the profile information may be different in the contents of each process and each factory constituting the steel process
  • the profile information setting unit 310 is set after dynamically setting the profile information according to the steel process line, This function outputs the profile information in the form of a file such as XML.
  • the profile information dynamic extraction unit 320 imports the extracted profile information set in the profile information setting unit 310, periodically checks whether the extracted profile information is added or modified, and then adds or corrects the profile information. Function to dynamically re-extract them.
  • the extracted profile information is transmitted to the profile information management execution unit 330 together with the profile identifier information for distinguishing the profile information and the profile information content.
  • the profile information management execution unit 330 uses the profile information provided from the profile information dynamic extraction unit 320 to provide the equation model input information broker with the equation model input information required for the operation of the equation models.
  • the output information of the mathematical models provided from the output information transmission unit 440 to be described later serves to extract the profile information of the control target equipment operating as an input factor from the profile information of the steel processing line.
  • the extracted output information is compared with the profiled facility function and performance specification values, and if the extracted output information is an acceptable numerical value, a noise factor element is added to the numerical value to process the mathematical model input information.
  • a noise factor element is added to the numerical value to process the mathematical model input information.
  • the equation model input information broker 270 Along with the equation model input information broker 270.
  • the formula model output information is compared with the profiled facility function and performance specification values, and stored and recorded. Along with the input information value, it transfers to the formula model input information transmission unit.
  • the equation model input information includes steel process line profiling information and noise factor added to the output information extracted through the equation model.
  • the equation model input information of the steel process line can be expressed by the following [Equation 1].
  • the noise factor may vary depending on the contents constituting the profile information, the noise factor or another mathematical model, or the configuration of the steel processing line.
  • the equation model which is the playing cast solidification model is operated and the solidification state of the playing cast is determined using the profile information and the process execution status information of the playing process. And, this serves to extract the factors that can control the flow rate of the coolant valve.
  • the profile information management execution unit 330 receives the valve flow control result status information to which the noise factor is added, and then grasps a problem such as whether the valve flow control result status information is out of the allowable standard, and the equation model. Determine the consistency of
  • the process processor 400 performs a function of providing an interlocking result value according to the dynamic linkage between the PLCs according to the sum result value.
  • the process processor 400 may include an information setting unit 410, an information extracting unit 420, an input information receiving unit 430, and an output information transmitting unit 440.
  • the process information setting unit 410 plays a role of allowing a user to set such interlocking related information in order to interlock PLCs (Programmable Logic Controllers) existing in the steel processing line.
  • the settable information may include collective information required for interworking such as identifier information, address information, interworking communication method information, interworking communication data format information, and information related to data transmission and reception during interworking.
  • the process information extracting unit 420 imports the setting information, extracts the contents, and functions to support the corresponding PLCs dynamically in accordance with the setting information. In addition, it periodically checks whether the setting information has been changed, and provides a dynamic reflection mechanism that can be re-imported and reflected again.
  • the process equation model input information receiver 430 receives equation model input information from process systems (PLC) existing in each factory for each steel process line.
  • PLC process systems
  • the equation model input information includes profile information necessary for operation of the equation model of the corresponding process line, and actual execution result information on output information extracted through the equation model operation.
  • process equation model input information receiver 430 maps source identifier information of the equation model input information from the separator information in the process processor, and then transfers the mapped information to the equation models input information broker.
  • the process information extracting unit 420 dynamically interworks to receive the setting information of the interworking target process system PLC.
  • the process equation model output information transfer unit 440 transfers equation model output information to process systems PLC that exist for each steel process line.
  • the mathematical model output information may include control information (eg, rolling roll force value) of equipment existing in a steel process in accordance with the purpose of the mathematical model, or physical characteristic information (eg, rolling) of a process line execution situation for extracting such control information.
  • control information eg, rolling roll force value
  • physical characteristic information eg, rolling
  • Load value available for extracting the rolling roll force value through the rolling load value.
  • the equation model output information provided by the process equation model output information transmitter 440 includes separator information of a process system PLC which is source separator information indicating which equation model input information each output information is generated from.
  • the analysis unit 500 functions to analyze, in real time, execution status recording information for each of the mathematical models. It also has a function of storing the change contents of the execution status recording information.
  • the security manager 600 manages a user's access authority ID, password, authority level information, and the like.
  • ⁇ part presented in the present invention may be a computing device, and the computing device may include at least one processing unit and a memory.
  • the processing unit may include, for example, a central processing unit (CPU), a graphics processing unit (GPU), a microprocessor, an application specific integrated circuit (ASIC), field programmable gate arrays (FPGA), and the like. It may have a plurality of cores.
  • CPU central processing unit
  • GPU graphics processing unit
  • ASIC application specific integrated circuit
  • FPGA field programmable gate arrays
  • the memory may be volatile memory (eg, RAM, etc.), nonvolatile memory (eg, ROM, flash memory, etc.), or a combination thereof.
  • the computing device may include additional storage.
  • Storage includes, but is not limited to, magnetic storage, optical storage, and the like.
  • the storage may store computer readable instructions for implementing one or more embodiments disclosed herein, and other computer readable instructions for implementing operating systems, application programs, and the like. Computer readable instructions stored in the storage may be loaded into the memory for execution by the processing unit.
  • the computing device may include communication connection (s) to enable communication with other devices via a network.
  • the communication connection (s) may include a modem, a network interface card (NIC), an integrated network interface, a radio frequency transmitter / receiver, an infrared port, a USB connection, or another interface for connecting a computing device to another computing device.
  • the communication connection (s) can include a wired connection or a wireless connection.
  • Each component of the computing device described above may be connected by various interconnections such as a bus (eg, peripheral component interconnect (PCI), USB, firmware (IEEE 1394), optical bus structure, etc.), and a network May be interconnected by a bus (eg, peripheral component interconnect (PCI), USB, firmware (IEEE 1394), optical bus structure, etc.), and a network May be interconnected by a bus (eg, peripheral component interconnect (PCI), USB, firmware (IEEE 1394), optical bus structure, etc.), and a network May be interconnected by a bus (eg, peripheral component interconnect (PCI), USB, firmware (IEEE 1394), optical bus structure, etc.), and a network May be interconnected by a network May be interconnected by a network May be interconnected by a network May be interconnected by a network May be interconnected by

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Abstract

L'invention concerne un dispositif de gestion de modèles mathématiques destiné à des traitements d'acier selon un mode de réalisation de la présente invention comprenant : une unité de traitement de modèle mathématique permettant d'appliquer une bibliothèque de modèles mathématiques et des méta-informations d'une ligne de traitement d'acier à un mode d'exécution de modèle mathématique donné afin de fournir une valeur de résultat d'opération pour le mode d'exécution de modèle mathématique ; une unité de traitement de profil permettant de générer des informations de profil d'équipement dans la ligne de traitement d'acier, de les traiter, puis de fournir une valeur de résultat d'addition obtenue en ajoutant les informations de profil traitées et la valeur de résultat d'opération ; une unité de traitement de traitements permettant de recevoir la valeur de résultat d'interfonctionnement entre une pluralité de systèmes de traitement qui commandent l'équipement dans la ligne de traitement d'acier, et de le traiter sur la base de la valeur de résultat d'addition ; et une unité d'analyse permettant de déterminer et d'analyser l'adéquation d'un modèle mathématique appliqué à chaque traitement d'acier sur la base de la valeur de résultat traitée de l'interfonctionnement et de le fournir à un utilisateur.
PCT/KR2016/015188 2015-12-23 2016-12-23 Dispositif de gestion de modèles mathématiques destiné à des traitements d'acier WO2017111539A1 (fr)

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CN201680075379.XA CN108431706A (zh) 2015-12-23 2016-12-23 钢铁工艺数学模型管理装置
JP2018532353A JP6689983B2 (ja) 2015-12-23 2016-12-23 鉄鋼工程数式モデルの管理装置

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KR101309900B1 (ko) * 2011-08-01 2013-10-14 주식회사 포스코 설비 해석 및 제어 알고리즘 검증 기능을 구비한 철강산업용 가상설비 시스템 및 그의 구동 방법
KR20130107874A (ko) * 2012-03-23 2013-10-02 주식회사 포스코 철강공정용 가상설비 시스템 및 그의 동작 방법

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112488645A (zh) * 2020-11-25 2021-03-12 中冶南方连铸技术工程有限责任公司 钢铁生产数据中台及控制方法
CN112488645B (zh) * 2020-11-25 2023-09-22 中冶南方连铸技术工程有限责任公司 钢铁生产数据中台及控制方法

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CN108431706A (zh) 2018-08-21

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