WO2006011271A1 - Systeme de bus de terrain - Google Patents

Systeme de bus de terrain Download PDF

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Publication number
WO2006011271A1
WO2006011271A1 PCT/JP2005/007036 JP2005007036W WO2006011271A1 WO 2006011271 A1 WO2006011271 A1 WO 2006011271A1 JP 2005007036 W JP2005007036 W JP 2005007036W WO 2006011271 A1 WO2006011271 A1 WO 2006011271A1
Authority
WO
WIPO (PCT)
Prior art keywords
field
fieldbus system
support means
fieldbus
engineering
Prior art date
Application number
PCT/JP2005/007036
Other languages
English (en)
Japanese (ja)
Inventor
Shoji Tomita
Original Assignee
Yokogawa Electric Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2004223120A external-priority patent/JP4547614B2/ja
Application filed by Yokogawa Electric Corporation filed Critical Yokogawa Electric Corporation
Publication of WO2006011271A1 publication Critical patent/WO2006011271A1/fr

Links

Classifications

    • 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
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/25—Pc structure of the system
    • G05B2219/25103—Detect during start, number of modules, groups, sub groups
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/25—Pc structure of the system
    • G05B2219/25428—Field device

Definitions

  • the present invention relates to a fieldbus system for downloading engineering data to a field device connected to a fieldbus.
  • FIG. 11 is a functional block diagram showing an example in which a conventional field bus system for downloading engineering data to a field device is applied to a hierarchical process control system.
  • Reference numeral 1 denotes a host device, which is connected to the control bus 2.
  • a field control station 3 connected to the control bus 2 communicates with the host device 1 and controls field devices connected to the field bus through the IZO bus 4.
  • Interface cards 51 and 52 are connected to the I / O bus 4.
  • Interface cards generally have multiple segments, and field buses can be connected in segment units.
  • a segment is a physical group of devices connected to the fieldbus.
  • Field buses 61 and 62 are connected to segments of the interface card 51, and field devices 71 and 72 are connected to the segments.
  • field buses 63 and 64 are connected to segments of the interface card 52, and field devices 73 and 74 are connected to the segments.
  • [0006] 8 is a general-purpose communication bus represented by Ethernet (registered trademark) to which the host device 1 is connected.
  • Reference numeral 9 denotes an engineering station that generates engineering data for operating the field devices 71 to 74, and is connected to the control bus 2 and the general-purpose communication bus 8.
  • reference numeral 91 denotes a project database, which stores engineering data (including application programs) to be downloaded.
  • 92 is a fieldbus builder for device registration, and 93 is a door for creating a control loop.
  • Rowing builder, 94 is a detail builder that sets block parameter values, and 95 is a display device that displays information on field devices connected to the segment.
  • FIG. 12 is a flowchart showing a flow of conventional engineering work performed by the user using the engineering station 9.
  • the engineering station 9 when a project is created in step S101, device registration is performed in the fieldbus builder 92 in step S102, and overwriting is saved in the project database 91 in step S103.
  • step S104 a control loop is created by the drawing builder 93.
  • step S105 the block parameter value is set by the detailed builder 94, and these data are overwritten and saved in the project database 91 in step S106. .
  • Startup work includes pre-download work.
  • FIG. 13 is a flowchart showing the flow of a conventional start-up operation that has been performed by the user using the engineering station 9.
  • step S201 the user confirms the actual machine connected to the segment (vendor name, device type), and recognizes the revision in step S202. These operations can be performed in the display device 95 by the engineering station 9 communicating with the field device.
  • step S203 When the device tag and address are assigned in step S203, the user sets a class that determines the communication capability of the device in step S204. In addition, check the device connection status, implement zero adjustment, range adjustment, equalization, etc. This is the previous work, and when this work is completed, offline loading is executed in step S205.
  • Patent Document 1 The configuration of a conventional fieldbus system is disclosed in, for example, Patent Document 1 below.
  • Patent Document 1 Japanese Patent Application Laid-Open No. 2003-124937
  • the problem to be solved by the present invention is to realize a fieldbus system including a startup support means having the following functions.
  • the present invention provides (1) a fieldbus system that downloads engineering data to a field device connected to a fieldbus.
  • a start-up support means for recognizing the field device connected to the segment and automatically displaying the information is provided.
  • the present invention provides (2) a process execution means for repeatedly and automatically executing a process until on-demand communication is possible with respect to the field device connected to the startup support means power segment.
  • the present invention is characterized in that (3) a process execution means for executing an equality ⁇ of the block parameter of the field device connected to the startup support means power segment (1) ) Or (2).
  • the present invention provides in advance whether (4) the value set in the actual device of the field device connected to the startup support means force segment or the value of the engineering data is used in advance.
  • the fieldbus system according to any one of (1) to (3), wherein the fieldbus system has a process execution means that is determined according to predetermined selection information.
  • the present invention is also characterized in that (5) the start-up support means power is communicatively connected to an engineering station that generates the engineering data.
  • the present invention is (6) the fieldbus system according to any one of (1) to (5), which is compliant with the fieldbus and field device power FOUNDATION fieldbus standard.
  • power of the start-up support means includes parameter display setting means for displaying and setting block parameters when the field device is operated.
  • Fieldbus system according to any of the above.
  • power of the start-up support means includes alarm processing means for acquiring and displaying all alarms related to the field bus when the field device is operated ( The fieldbus system according to any one of 1) to (6).
  • the present invention provides (9) the startup support means power during operation or maintenance of the field device, the field device displays whether or not the operation target device power and maintenance target device power unavailability, and switching setting
  • the fieldbus system according to any one of (1) to (6), characterized in that a display setting means is provided.
  • the present invention is characterized in that (10) the startup support means power includes processing means for replacing and re-engineering the field device at the time of maintenance of the field device (1) to (6)
  • the present invention is characterized in that (11) the startup support means power includes a registration means for registering a newly connected device in a project database at the time of maintenance of the field device.
  • the fieldbus system according to any one of 6) Effect of the invention
  • the present invention has the following effects.
  • a list of all field devices connected to the segment is automatically displayed. A recognition work mistake can be prevented.
  • FIG. 1 is a functional block diagram showing a fieldbus system configuration when the present invention is applied to a hierarchical control system.
  • FIG. 2 is an image diagram of the operation screen of the startup support means.
  • FIG. 3 is a flowchart showing the flow of processing executed in the process in which device information is displayed on the segment information display means.
  • FIG. 4 is a flowchart showing a flow of processing for executing an equality ⁇ of a block parameter.
  • FIG. 5 is a flowchart showing a procedure of block parameter equality keys.
  • FIG. 7 is an image diagram of alarm acquisition and display functions.
  • FIG. 9 is a flowchart showing a re-engineering processing procedure.
  • FIG. 10 is a flowchart showing a new registration processing procedure.
  • FIG. 11 is a functional block diagram showing an example in which a conventional fieldbus system is applied to a hierarchical process control system.
  • FIG. 12 is a flowchart showing the flow of engineering work.
  • FIG. 13 is a flowchart showing the flow of startup work.
  • FIG. 1 is a functional block diagram showing an embodiment of a fieldbus system in which the present invention is applied to a hierarchical control system. The same elements as those in the conventional system described in FIG. Hereinafter, the characteristic part of the present invention will be described.
  • reference numeral 100 denotes a startup support means, which is connected to the control bus 2 and the general-purpose communication bus 8 to communicate with the engineering station 9 and the host device 1 and is connected to the field buses 61 to 64. Communicate with devices 71-74.
  • the start-up support means 100 is used at the start-up of the fieldbus system, and the main purpose is to display the status of all devices connected to the segment, and the engineered system configuration (device The configuration of the device itself is implemented by associating the configuration) with the actual machine.
  • Embedding is an activation means.
  • This means has the function of activating the various functions of the fieldbus builder, which is the function of constructing the fieldbus system of the existing functions, and starting it as necessary. With this function, the operation on the startup support means 100 side can be reflected in the engineering station 9 and various functions can be expanded.
  • Reference numeral 102 denotes event processing means.
  • the startup support means 100 accepts an operation on the screen and starts processing for a logical device or an actual machine. Specifically, this is block parameter equivalence processing.
  • Reference numeral 103 denotes segment display means for displaying information on all field devices connected to the segment.
  • the field device information includes basic information such as device tag, node address and device revision information, and detailed information to be obtained and displayed as necessary.
  • Reference numeral 104 denotes project data display means for displaying a system configuration (equipment configuration) constructed by offline engineering at the engineering station 9 in a tree format. The display unit is the entire project managed by the process control system.
  • Reference numeral 105 denotes an on-demand communication means that recognizes a field device connected to a segment and automatically enters an on-demand communication with the device. Then, all the information necessary for display on the segment display means is acquired by communication. In addition, block parameter values are set in the equipment by communication.
  • [0043] 106 is a database access means, which accesses the project database 91 built in the engineering station 9 managed by the process control system, obtains project data, and passes it to the project data display means 104. .
  • Reference numeral 107 denotes processing execution means, which executes the various processes described above in the startup support means 100.
  • FIG. 2 shows an image diagram of the operation screen of the startup support means 100.
  • the left side of the screen is the part that displays project information (logical equipment configuration) in a tree structure, and the right side of the screen is the part that displays segment information (actual machine information).
  • segment information display part on the right side of the screen only basic information about the device is displayed by default, and detailed information can be displayed in a separate dialog if necessary. Also, the logical device and the real device are linked by overlapping the real device with the logical device on the left side of the screen by dragging and dropping on this screen. This operation is reflected in the fieldbus builder 92 of the engineering station by the OLE activation unit 101.
  • FIG. 3 is a flowchart showing a flow of processing executed by the startup support means 100 in the process in which device information is displayed on the segment information display unit 103.
  • the startup support means 100 recognizes all the devices connected to the segment at regular intervals in step S11.
  • step S12 If the node address of the recognized device is a temporary address in the check in step S12, an address assignment process for automatically setting the node address to an appropriate effective address is executed in step S13. To do.
  • step S14 in order to enable on-demand communication with the field device, an application Set QUB-VCR (on-demand communication environment processing based on Foundation fieldbus standard) for the case.
  • QUB-VCR on-demand communication environment processing based on Foundation fieldbus standard
  • step S11 to S14 is repeated for the number of devices, and device information of the devices for which processing has been completed is displayed as needed in the startup support means 100.
  • FIG. 4 is a flowchart showing a flow of processing in which the start-up support means 100 executes the block parameter equivalence key ⁇ when the process progress is controlled by the start-up support means 100.
  • This process is a typical process of the commissioning operation in the fieldbus system.
  • step S21 a so-called linking operation for connecting a logical device and a real device is performed by the user.
  • step S22 the block parameter of the real device is uploaded in step S22.
  • step S3 the block parameter in the logical device database is compared, and the result is displayed on the screen.
  • the user confirms the displayed comparison screen, and sets the equality option in step S24.
  • the equality option is selection information that determines whether to use a parameter value of a logical device or an actual device. For the selection information, device units, block units, and individual parameters are prepared and each has a default value.
  • step S26 If there is no problem with the default value, the process jumps to step S26 to execute an equality ⁇ , and if there is a problem, the user has selected the intention of adopting each value by individual setting in step S25. Later, in step S26, the equality ⁇ is executed.
  • step S27 each block transitions to the MAN mode (mode in which control is not executed), and the series of parameter equality key processing ends.
  • the Z setting function can be easily realized because the on-demand communication is enabled. This is the use of the function of acquiring the parameter value of the device with the parameter equivalence key in this embodiment.
  • FIG. 5 is a flowchart showing the procedure of the block parameter equality key ⁇ .
  • the force is substantially the same as the procedure described in FIG. 4.
  • the screen of the block parameter equality key ⁇ in step S26 is used.
  • Fig. 6 shows the block parameter equivalence screen, which has a function that allows you to select which parameter value to use for the logical device or the actual device, as shown in the figure.
  • a parameter display setting means that can use this function at an arbitrary timing.
  • the parameter value on the selected side of the logical device and the actual device can be modified and the logical side is selected, the parameter value on the logical side is selected and the device side is selected. In this case, the parameter value on the device side is subject to correction.
  • the alarm display function allows an alarm to be transmitted when an application is downloaded to a device connected to the fieldbus by means of committing. Added the function to obtain and interpret Z at 100.
  • FIG. 7 is an image diagram of an alarm acquisition and display function. History of host device 1 From the message management, all alarms related to the fieldbus are acquired by the startup support means 100, and the information expressed in hexadecimal numbers such as error codes is separated using the interpretation method depending on each device. The contents are displayed as easy-to-read character strings.
  • Fig. 8 shows an example of the alarm display screen processed in this way.
  • the mode switching function is a function for rewriting a certain parameter in order to safely stop the device for device replacement. By entering the on-demand communication enabled state, parameter rewriting can be easily realized.
  • Equipment that is set to “operable” means that it is currently in operation and cannot be operated by maintenance workers.
  • a device set to “Maintenance Available” means that it is currently being maintained and cannot be operated by the operator.
  • Switching from “operation possible” to “maintenance possible” is performed by the operator, and switching from “maintenance possible” to “operation possible” is performed by the maintenance worker. It is carried out manually at the discretion of each worker. The engineer can perform any operation.
  • step S 42 the work status is set to “maintenable” for the exchange target device.
  • step S43 the device is physically replaced.
  • steps S44 and S45 the linking operation with the logical device is performed.
  • Step S4 The equalization process is executed in step 6, and re-engineering is automatically performed to eliminate the difference.
  • the maintenance worker can perform the re-engineering after the replacement without using the engineering function without requesting the engineer to perform the re-engineering after the replacement. However, if the maintenance worker does not have engineer authority, the work shall be performed by the engineer. Even in this case, the operation itself is the same operation.
  • a new device registration function can be added as an extended function in engineering, and the convenience during engineering can be improved.
  • the device displayed in the startup support means of this embodiment is in a provisional registration state. In other words, it is registered in the project database 91 of Engineering Station 9!
  • FIG. 10 is a flowchart showing a procedure for new registration. Explaining the flow of this process, when the drag & drop to the segment of the logical device in step S52 is executed, the automatic device registration processing is executed in step S53, and the generation function is executed in step S54.
  • step S55 the download function is executed.
  • step S56 the block parameter equivalence key designation is activated, and the parameter to be adopted is selected.
  • step S57 the offline function is installed on the equipment provided with the changing function. The load is executed.
  • This function can be registered in the project database 91 in the same equalization process flow without performing the work of registering a newly connected device by the engineering function. This means that maintenance workers who do not use the engineering function will be able to perform new registration work. This function is allowed only for maintenance workers with engineer authority. Industrial applicability
  • the startup support means 100 is shown as an independent component that communicates with other components via the control node and the general-purpose communication bus.
  • this function is not limited to the engineering station 9 or the host device 1. It is also possible to take the structure formed inside.
  • the fieldbus system when the present invention is applied to a hierarchical control system has been described.
  • the present invention can be applied to a fieldbus system that does not have a hierarchical structure. .

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Testing And Monitoring For Control Systems (AREA)

Abstract

L’invention concerne un système de bus de terrain comprenant des moyens d’aide au démarrage ayant les fonctions suivantes. (1) Avoir des moyens de répétition automatique de l’opération d’identification de tous les dispositifs de terrain connectés à un segment jusqu’à ce que la communication à la demande soit possible. (2) Révéler les identités (informations relatives aux dispositifs, telles que le nom du vendeur) des dispositifs connectés à un réseau. (3) Afficher explicitement les statuts des dispositifs de terrain. (4) Automatiser le traitement préalable (attribution, égalisation, etc.) de données techniques de téléchargement. (5) Permettre l’exploitation à l’aide d’un affichage graphique. Pour mettre en œuvre les fonctions précitées, le système de bus de terrain qui télécharge des données techniques dans le dispositif de terrain connecté à un bus de terrain est muni de moyens d’aide au démarrage servant à identifier les dispositifs de terrain connectés à un segment et à afficher automatiquement les informations s’y rapportant.
PCT/JP2005/007036 2004-07-30 2005-04-11 Systeme de bus de terrain WO2006011271A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2004223120A JP4547614B2 (ja) 2003-10-28 2004-07-30 フィールドバスシステム
JP2004-223120 2004-07-30

Publications (1)

Publication Number Publication Date
WO2006011271A1 true WO2006011271A1 (fr) 2006-02-02

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PCT/JP2005/007036 WO2006011271A1 (fr) 2004-07-30 2005-04-11 Systeme de bus de terrain

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2939557A1 (fr) * 2008-12-10 2010-06-11 Somfy Sas Dispositif de commande d'equipements domotiques d'un batiment
JP2011198240A (ja) * 2010-03-23 2011-10-06 Yokogawa Electric Corp エンジニアリングツール

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000099136A (ja) * 1998-09-22 2000-04-07 Hitachi Ltd ネットワーク制御装置、機器制御装置、及び、ネットワークシステム
JP2003186504A (ja) * 2001-12-17 2003-07-04 Yokogawa Electric Corp 機器情報の取得装置
JP2004227460A (ja) * 2003-01-27 2004-08-12 Mitsubishi Electric Corp プラント制御システム用タグ及びプラント制御システム

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000099136A (ja) * 1998-09-22 2000-04-07 Hitachi Ltd ネットワーク制御装置、機器制御装置、及び、ネットワークシステム
JP2003186504A (ja) * 2001-12-17 2003-07-04 Yokogawa Electric Corp 機器情報の取得装置
JP2004227460A (ja) * 2003-01-27 2004-08-12 Mitsubishi Electric Corp プラント制御システム用タグ及びプラント制御システム

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2939557A1 (fr) * 2008-12-10 2010-06-11 Somfy Sas Dispositif de commande d'equipements domotiques d'un batiment
US8648814B2 (en) 2008-12-10 2014-02-11 Somfy Sas Device for controlling home automation equipment of a building
JP2011198240A (ja) * 2010-03-23 2011-10-06 Yokogawa Electric Corp エンジニアリングツール

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