CN101892335B - Method for diagnosing and processing faults below blast furnace groove - Google Patents
Method for diagnosing and processing faults below blast furnace groove Download PDFInfo
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- CN101892335B CN101892335B CN2010102056906A CN201010205690A CN101892335B CN 101892335 B CN101892335 B CN 101892335B CN 2010102056906 A CN2010102056906 A CN 2010102056906A CN 201010205690 A CN201010205690 A CN 201010205690A CN 101892335 B CN101892335 B CN 101892335B
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Abstract
The invention provides a method for diagnosing and processing faults below a blast furnace groove. The method is realized by a fault diagnosis and processing program installed on a fault response PC. The fault diagnosis and processing program comprises an OPC (OLE for Process Control) client, a background database, a fault processing program and an operating interface, wherein the OPC client and an OPC server interact data for synchronizing and updating PLC (Programmable Logic Controller) real-time data; the background database is communicated with the fault processing program and provides a fault case and a processing method therefor; the fault processing program analyzes the collected data to determine the fault content and provides the processing method in combination with the background database; and the operating interface provides a fault list, a working mode selection and a dialog box. In the invention, only one fault response PC machine is necessarily added based on the original control system of the blast furnace, the invention has less equipment investment and favorable use effect and small occupation space.
Description
Technical field
The present invention relates to feeder system under the blast furnace groove.
Background technology
To have device type less in system under the blast furnace groove, but the characteristics that quantity is more and operation is complicated.The probability that number of devices causes breaking down more is higher, and the different treatment method of different faults or same fault can cause different results, and this just requires the operator in whole process, to need attention and the processing horizontal that keeps higher.
Summary of the invention
Technical problem to be solved by this invention is: trouble diagnosis and treatment process under a kind of blast furnace groove is provided, and present method can be to various diagnosing malfunction in the system under the blast furnace groove, and takes corresponding treatment process automatically.
The technical scheme that the present invention adopted is: trouble diagnosis and treatment process are to realize that through the trouble diagnosis and the handling procedure that are installed on the failure response PC trouble diagnosis and handling procedure comprise OPC client terminal, background data base, exception handles and operation interface under the blast furnace groove;
OPC client terminal and opc server interaction data carry out the synchronous of PLC real time data and upgrade; Background data base and exception handles are kept in communication, and for it fault case and treatment process are provided; Exception handles is analyzed with definite fault content institute's image data, and combines background data base that treatment process is provided; Operation interface provides error listing, working mode selection and dialog box.
Advantage of the present invention: on the original system of blast furnace basis, only needing increases a failure response PC, and facility investment is few, takes up an area of for a short time, and result of use is good.
Description of drawings
Fig. 1 is a blast furnace optical fiber ring network topology diagram.
Fig. 2 is the system software controls schema.
Fig. 3 is fault responding process figure.
Among the figure, 1:PLC; 2: active station; 3: host change; 4: the subsystem X; The 5:OPC server; 6: failure response PC.
Embodiment
Trouble diagnosis and treatment system adopt OPC (OLE for Process Control) method and PLC (programmable logic controller) communication under the blast furnace groove; Through background data base fault case and treatment process are managed; And case library possesses opening, can expand according to the actual requirements.Simultaneously, according to operator's demands of different, this system can provide multiple processing mode, comprises full-automatic failure response.
As shown in Figure 1, trouble diagnosis and treatment system comprise PLC 1, active station 2, host change 3, subsystem X 4 and opc server 5 under the blast furnace groove, and it also comprises failure response PC 6.Annexation between them is: host change 3 is formed the blast furnace looped network with subsystem X 4, and the PLC 1 and the active station 2 of opc server 5, each system are the looped network website, and failure response PC 6 is through opc server 5 and PLC 1 interaction data.
As shown in Figure 2, the trouble diagnosis of said system and treatment process realize that through trouble diagnosis and handling procedure trouble diagnosis and handling procedure comprise OPC client terminal, background data base, operation interface and exception handles.The OPC client terminal is installed on the failure response PC, and OPC client terminal and opc server interaction data carry out the synchronous of PLC real time data and upgrade.Background data base keeps communicating by letter with exception handles, and for it fault case is provided.Operation interface is installed on the failure response PC, and error listing, working mode selection and dialog box are provided.
The background database manager system also is housed on the failure response PC, communicates with exception handles.The background database manager system carries out fault case management, priority management and failure response management; The fault case management system adopts and from background data base, extracts fault case based on the mode of device class.
The response of trouble diagnosis and handling procedure is to manage through the priority that background data base provides; Fault priority is carried out mark with Arabic numeral; Numeral is more little, and priority is high more, and trouble diagnosis and treatment system always show and handle the highest fault of current priority.
The entire work process of trouble diagnosis and treatment system comprises the response of fault and the selection of mode of operation.System reads PLC 1 data through the OPC client terminal, and after fault took place, exception handles carried out fault identification and classification rapidly, and responds the highest fault of priority through the fault priority that background data base provides.Response mode is specified in operation domain by the operator in advance or in real time, comprises backstage handle automatically, report to the police text, dialog box prompting and do not have response.After exception handles inquires the mode of operation of this fault from background data base, handle according to its corresponding response mode.When adopting the background process method, system will combine the fault case of background data base to respond fast, through opc server 5 data of responding process will be sent to PLC 1 then, and through operation interface error listing will be provided.When adopting the processing mode of warning text, system provides error listing through operation interface.When adopting the processing mode of dialog box prompting, system provides dialog box through operation interface, and the option of dialog box comprises backstage processing and manual processing automatically; If select the backstage to handle automatically, with directly the automatic method of handling in backstage is consistent; If select manual processing, then change manual work and go to the scene to handle; System also provides error listing through operation interface.If what this fault was corresponding is the mode of operation of not having response, then system disregards and does not have any prompting, just it is recorded in the DB.
Operation interface provide dialog box always show current up-to-date and fault that priority is the highest, it comprises time of failure, fault identification and classifiedinformation, failure modes operation domain and fault handling operation domain.
Below the present invention and working process thereof further be detailed:
1. functional description
Trouble diagnosis and treatment system are based on the general-purpose platform of OPC (OLE for Process Control) method under the blast furnace groove, and its groundwork object is a feeder system under the blast furnace groove, has following basic characteristics:
(1) obtains the PLC real time data based on the OPC method;
(2) master control interface adopts Visual Basic programming;
(3) adopt the background database manager fault case;
(4) case database has expandability;
(5) provide the fault handling suggestion or send the fault handling instruction according to fault priority and system operating mode.
2. system architecture
2.1 network configuration
Blast furnace zone trunk communication network adopts the optical fiber ring network structure as shown in Figure 1.
Each system is equipped with X (comprising host change 3 and subsystem X 4), and through the interconnected formation looped network of optical fiber, each PLC of system 1 is connected to its X through twisted-pair feeder.System has opc server 5, can obtain the real time data of all PLC 1 of blast furnace.Different according to PLC 1 and control software type selecting thereof, the implementation of opc server 5 has following several kinds:
(1) control software is supported opc server 5 (like SIEMENS etc.), makes up and starts opc server 5 through control software;
(2) control software is not supported opc server 5 (like GE FANUC), and need and start opc server 5 this moment through the third party software framework, generally can be accomplished by the blast furnace level two.
The OPC client terminal of trouble diagnosis and treatment system under the blast furnace groove is obtained the real time data of required PLC 1 to opc server 5.Because looped network self, opc server 5 and client terminal can be from any point network break-ins, also can be by the IPC double as OPC client terminal of subsystem.
2.2 software principle
The control flow of trouble diagnosis and treatment system is as shown in Figure 2 under the blast furnace groove.
Adopt the mode of system's IPC (being failure response PC 6) double as OPC client terminal under the groove among Fig. 2, trouble diagnosis and handling procedure under the mounting groove on the IPC.IPC obtains the real time data of PLC 1 as the OPC client terminal from opc server 5, carries out fault identification and classification by system, and the mode of operation completion failure response that combines background data base and operator to set through dialog box.
3. mode of operation
Trouble diagnosis and treatment system comprise three parts under the blast furnace groove: OPC client terminal, background data base and operator interface (operation interface).
3.1OPC client terminal
The major function of OPC client terminal is and the opc server interaction data.Customer end adopted Microsoft VisualStudio.NET writes, and can read and write data to server according to the specified scanning period.
After system started, the OPC client-side program started automatically, and is connected to server automatically according to the network address and the network title of the opc server that presets 5, carried out the synchronous and renewal of the real time data of PLC 1.
3.2 background database manager
Background data base carries out fault case and priority management, is fault identification and The classification basis.
3.2.1 fault case management
The mode based on device class is adopted in the management of the fault case of trouble diagnosis and treatment system under the groove.It is listed that the common faults case is for example shown 3-1.
Failure modes table under the table 3-1 groove
The fault case management also comprises the management of fault handling mode.To arbitrary fault, system all provides at least a processing scheme.
The fault case management has extensibility, and the maintenance personnel can add new case according to practical situation.
3.2.2 fault priority management
The response of trouble diagnosis and treatment system is based on fault priority under the groove, and its principle is for always showing and handling the highest fault of current priority.Fault priority is carried out mark with Arabic numeral, and numeral is more little, and priority is high more.
The fault priority management is open, and the maintenance personnel can make amendment to the priority that presets or increases new priority code according to practical situation.
3.2.3 failure response management
The failure response flow process is as shown in Figure 3.
All Fault Processing modes all are stored in the background data base.In case fault takes place, system can read corresponding processing mode according to the specified mode of operation of operator in DB.
3.3 operator interface
Operator interface adopts error listing and the mode that ejects dialog box.
3.3.1 error listing
Error listing is used for phylogenetic all faults under the track, promptly comprises real time fail and historical failure.List content comprises:
(1) time of failure;
(2) fault identification and classifiedinformation, are then classified according to operator's manual selection if multiple possibility is arranged after the identification if identification back be single failure then Direct Classification;
(3) fault handling mode.
3.3.2 working mode selection
For the fault of arbitrary classification, all can be by operator or the warden of upper level its mode of operation of making an appointment more.Mode of operation commonly used comprises:
(1) handle automatically on the backstage: the back takes place without operator's manual confirmation in fault, directly sends automatic processing command by the backstage, and operator interface only limits to the text prompt of error listing;
(2) warning text display: fault only is recorded in the text of error listing after taking place, not additional any response actions;
(3) dialog box prompting: fault is recorded in it in text of error listing after taking place; But response actions is not carried out on the backstage; But the ejection dialog box comprises the content of fault and handles suggestion between its highlight, and the operator can be according to practical situation mandate background process or manual processing voluntarily;
(4) do not have response: fault is not carried out any response after taking place, and is not recorded in error listing yet.
3.3.3 dialog box
The dialog box that system provides is operator's a main means of intervention, and dialog box always shows current up-to-date and fault that priority is the highest, comprises following content:
(1) time of failure;
(2) fault identification and classifiedinformation;
(3) failure modes operation domain: have multiple possibility after some fault identification, the operator can carry out manual classification;
(4) fault handling operation domain: if the mode of operation of such fault is " dialog box prompting ", then can eject dialog box after the fault generating and between the highlight of operation domain in provide the fault handling suggestion.The operator can select " handling automatically " according to suggestion or close box by oneself.
Claims (4)
1. trouble diagnosis and treatment process under the blast furnace groove is characterized in that:
This method is to realize that through the trouble diagnosis and the handling procedure that are installed on the failure response PC trouble diagnosis and handling procedure comprise OPC client terminal, background data base, exception handles and operation interface;
OPC client terminal and opc server interaction data carry out the synchronous of PLC real time data and upgrade; Background data base and exception handles are kept in communication, and for it fault case and treatment process are provided; Exception handles is analyzed with definite fault content institute's image data, and combines background data base that treatment process is provided; Operation interface provides error listing, working mode selection and dialog box;
The background database manager system is housed on the failure response PC, communicates with exception handles; The background database manager system carries out fault case management, priority management and failure response management; The fault case management is adopted and from background data base, is extracted fault case based on the mode of device class;
The response of trouble diagnosis and handling procedure is to manage through the priority that background data base provides; Fault priority is carried out mark with Arabic numeral; Numeral is more little, and priority is high more, and trouble diagnosis and treatment system always show and handle the highest fault of current priority;
The response of trouble diagnosis and treatment system and the flow process of working mode selection are: system reads plc data through the OPC client terminal; After fault takes place; Exception handles carries out fault identification and classification rapidly; And the highest fault of the fault priority that provides through background data base response priority, response mode is specified in operation domain by the operator in advance or in real time, comprises backstage handle automatically, report to the police text, dialog box prompting and do not have response; After exception handles inquires the mode of operation of this fault from background data base, handle according to its corresponding response mode.
2. trouble diagnosis according to claim 1 and treatment process is characterized in that fault case and treatment process that background data base provides see the following form:
3. trouble diagnosis according to claim 1 and treatment process; It is characterized in that: the dialog box that operation interface provides always shows current up-to-date and fault that priority is the highest, and it comprises time of failure, fault identification and classifiedinformation, failure modes operation domain and fault handling operation domain.
4. according to each described trouble diagnosis and treatment process in the claim 1～3; The concrete grammar that it is characterized in that system fault response is: when adopting the background process method; System will combine the fault case of background data base to respond fast; Through opc server the data of responding process are sent to PLC then, and error listing are provided through operation interface; When adopting the processing mode of warning text, system provides error listing through operation interface; When adopting the processing mode of dialog box prompting; System provides dialog box through operation interface; The option of dialog box comprises automatic processing in backstage and manual processing, and is if select the backstage to handle automatically, consistent with the method for the directly automatic processing in backstage; If select manual processing, then change manual work and go to the scene to handle; System also provides error listing through operation interface, if this fault correspondence is the mode of operation of not having response, then system disregards and do not have any prompting, just it is recorded in the DB.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102056906A CN101892335B (en) | 2009-12-28 | 2010-06-09 | Method for diagnosing and processing faults below blast furnace groove |
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910273423.X | 2009-12-28 | ||
| CN200910273423A CN101775448A (en) | 2009-12-28 | 2009-12-28 | Fault diagnosis and processing method under blast furnace trough |
| CN200920289649.4 | 2009-12-29 | ||
| CN200920289649 | 2009-12-29 | ||
| CN2010102056906A CN101892335B (en) | 2009-12-28 | 2010-06-09 | Method for diagnosing and processing faults below blast furnace groove |
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| Publication Number | Publication Date |
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| CN101892335A CN101892335A (en) | 2010-11-24 |
| CN101892335B true CN101892335B (en) | 2012-09-05 |
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| CN2010202349298U Expired - Fee Related CN201857397U (en) | 2009-12-28 | 2010-06-09 | Under-tank fault diagnosis and treatment system of blast furnace |
| CN2010102056906A Expired - Fee Related CN101892335B (en) | 2009-12-28 | 2010-06-09 | Method for diagnosing and processing faults below blast furnace groove |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010202349298U Expired - Fee Related CN201857397U (en) | 2009-12-28 | 2010-06-09 | Under-tank fault diagnosis and treatment system of blast furnace |
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| CN106789281B (en) * | 2016-12-28 | 2019-12-31 | 青岛海天炜业过程控制技术股份有限公司 | Method for realizing disconnection reconnection in OPC protocol communication process |
| CN109358572A (en) * | 2018-09-26 | 2019-02-19 | 深圳壹账通智能科技有限公司 | Method, apparatus, computer equipment and the storage medium of machinery equipment O&M |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1403593A (en) * | 2002-10-17 | 2003-03-19 | 浙江大学 | Blast furnace smelt controlling method with intelligent control system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002332510A (en) * | 2001-05-07 | 2002-11-22 | Nkk Corp | Method for preparing physical distribution plan, and program therefor |
| US7599818B2 (en) * | 2005-09-02 | 2009-10-06 | Siemens Energy & Automation, Inc. | Control and diagnostics of power delivery system |
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Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1403593A (en) * | 2002-10-17 | 2003-03-19 | 浙江大学 | Blast furnace smelt controlling method with intelligent control system |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2002-332510A 2002.11.22 |
| 周驰化.模糊专家系统在高炉炉温预测中的研究与应用.《中国优秀硕士学位论文全文数据库》.2008,(第6期), * |
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| CN201857397U (en) | 2011-06-08 |
| CN101892335A (en) | 2010-11-24 |
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