CN107193264B - A kind of method and system that industrial automation event is traced to the source - Google Patents
A kind of method and system that industrial automation event is traced to the source Download PDFInfo
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- CN107193264B CN107193264B CN201710423926.5A CN201710423926A CN107193264B CN 107193264 B CN107193264 B CN 107193264B CN 201710423926 A CN201710423926 A CN 201710423926A CN 107193264 B CN107193264 B CN 107193264B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- 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]
Abstract
The invention discloses a kind of method and system that industrial automation event is traced to the source, the traceability system is reappeared server and is formed by existing ground level subsystem and tracing to the source for network connection: (1) existing ground level subsystem: including various input-output equipment, controller and data working area；(2) it traces to the source and reappears server: including Data Detection and obtaining module, Signals Data Base and rendering module of tracing to the source；The beneficial effects of the present invention are: realizing tracing to the source and resetting for simple and fast live event, and it can ensure that the integrality and accuracy for event reproduction of tracing to the source, be conducive to the failure, accident and Working state analysis of controlled device, adjustment control, guidance operation and overhaul of the equipments, the association analysis of event between not co-occurrence ground level subsystem is realized simultaneously, means and method are provided for the correlation analysis of event, controlled device, control program existing defects and security risk can be eliminated, entire control system reliability service is made.
Description
Technical field
The present invention relates to field of industrial automation control more particularly to a kind of method that industrial automation event is traced to the source and it is
System.
Background technique
Existing Distributed Control System is made of master stage and local control grade.Master stage is mainly by host and operator station structure
At；Existing ground level is made of controller and various input/output interfaces, and existing ground level subsystem is additionally provided with man-machine interface (abbreviation HMI),
Such as common touch screen or touch screen computer.Host and operator station and HMI monitor the change of the existing each signal of ground level subsystem
Change, and records and present the event (including the information such as various alarms, failure and accident) that existing ground level subsystem occurs；Simultaneously also
Control command can be sent to existing ground level, achieve the purpose that human-computer interaction.
It in master stage record, stores and various events is presented, but there is no correlated inputs before and after record event in detail defeated
The variation of signal out.When an event occurs, only know what is produced, due to there is no record event front and back phase in detail
Close input/output signal variation, can not achieve event automatically trace to the source and play back, also can not just analyze event Producing reason,
Whether the related association of event, the control processing for being less able to achieve existing ground level subsystem after event generates correctly are analyzed.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of method that industrial automation event is traced to the source and
System solves the problems, such as that control system event can not achieve the retrospect of event, trace to the source and reappear in the prior art, establishes and is based on thing
The event analysis system and method for fining, systematization and procedure that part is traced to the source and reappeared, while can be after recurring events occur
Whether control system processing is correct.
The purpose of the present invention is achieved through the following technical solutions: a kind of system that industrial automation event is traced to the source,
Including passing through network connection:
Existing ground level subsystem: including various input-output equipment, controller and data working area；When existing ground level subsystem
The signal of input or output is when changing, markers when controller immediately changes input or output signal and all
Input/output signal is combined, and is successively stored in data working area；Or event has been discriminated whether for controller
Occur, once differentiating that event occurs, the event of markers, generation when event is occurred and the combination of all inputoutput datas exist
Together, and successively it is stored in existing ground level data working area；
It traces to the source and reappears server: including Data Detection and obtaining module, Signals Data Base and rendering module of tracing to the source；Work as data
Detecting in the data working area for detecting existing ground level subsystem with acquisition module has data, successively obtains data by network communication
Data in working area, and deposited immediately into Signals Data Base and recorded；It is described trace to the source rendering module for when needs to hair
It, will record after the period before the event that determines occurs and the period after event generation when raw event is traced to the source and reappeared
Band timescale data the reproduction of laggard behaviours part is extracted from Signals Data Base.
The existing ground level subsystem further includes an active push module, and the active push module is for working as data
When being stored with event data in working area, event data is actively reappeared into server to tracing to the source by network push, weight of tracing to the source
Existing server receives to be stored in Signals Data Base after the information and records and present.
The rendering module of tracing to the source includes real time simulator, and the real time simulator is equipped with and existing ground level subsystem
The identical control program of middle control function；The real time simulator according to the event markers of analysis determine event occur before when
Between section and event occur after period, the band markers input of record is extracted from Signals Data Base by the two periods
Output data, and sequentially input by markers sequencing, wherein the input signal of two neighboring variation passes to simulation control in real time
When device processed, it is necessary to which the target time difference is transmitted when recording in strict accordance with two adjacent variable signals；Pass through the control journey
Whether the reason of sequence, monitoring event occurs and event control program processing after occurring is correct.
The real time simulator is the softPLC based on real time operating system.
The rendering module of tracing to the source includes chart reproducing unit, and the chart reproducing unit is according to the event to be analyzed
Markers determines the period before event generation and the period after event generation, through the two periods from Signals Data Base
The band markers inputoutput data of record is extracted, these data are chronologically schemed to present by data form and time forms
Out；The chart reproducing unit is moved forward and backward by controlling the time, input/output signal variation before observation event occurs
Process, after finding out the reason of event occurs and event generation, whether the control processing of existing ground level subsystem is correct.
The controller includes a data recording counter；The target inputoutput data when often increasing a band newly,
The data record counts device and adds 1, traces to the source and reappears the value that server counts device by the communication acquisition data record, if
When the counter is not 0, indicates there are data in the data working area of existing ground level subsystem, successively obtained now by network communication
Data in grade data working area.
A kind of method that industrial automation event is traced to the source, including data generating step of tracing to the source, data acquisition step of tracing to the source and
It traces to the source data reproduction step；
The data generating step of tracing to the source includes: when the signal of input or output changes, and controller immediately will
Markers and all input/output signals when input or output signal change are combined, and are successively stored in data
In working area；Or controller discriminates whether that event occurs, once differentiate that event occurs, markers when event is occurred,
The event of generation and all inputoutput datas are combined, and are successively stored in existing ground level data working area；
The data acquisition step of tracing to the source includes: the number for detecting existing ground level subsystem with acquisition module when Data Detection
According to there are data in working area, the data in data working area are successively obtained by network communication, and signal data is arrived in deposit immediately
It is recorded in library；
The reproduction step of tracing to the source includes: to determine event when needing that the event of generation is traced to the source and reappeared
After the period after period and event generation before generation by the band timescale data of record after being extracted in Signals Data Base
Carry out event reproduction.
The data acquisition step of tracing to the source further include: or when being stored with event data in data working area, it is existing
Data are actively reappeared server to tracing to the source by network push by ground level subsystem, are traced to the source and are reappeared after server receives the information
It is stored in Signals Data Base and records and present.
The reproduction step of tracing to the source includes that real time simulator traces to the source and reappears sub-step: real time simulator be equipped with now
The identical control program of control function in grade subsystem；The real time simulator determines that event is sent out according to the event markers of analysis
Period before death and event occur after period, the band of record is extracted from Signals Data Base by the two periods
Markers inputoutput data, and sequentially input by markers sequencing, wherein the input signal of two neighboring variation passes to reality
When analog controller when, it is necessary to the target time difference is transmitted when recording in strict accordance with two adjacent variable signals；By described
Control program, monitoring event occur the reason of and event occur after control program processing it is whether correct.
The reproduction step of tracing to the source includes that chart traces to the source and reappears sub-step: chart reproducing unit is according to the event to be analyzed
Markers determines the period before event generation and the period after event generation, through the two periods from Signals Data Base
The band markers inputoutput data of record is extracted, these data are chronologically schemed to present by data form and time forms
Out；The chart reproducing unit is moved forward and backward by controlling the time, input/output signal variation before observation event occurs
Process, after finding out the reason of event occurs and event generation, whether existing ground level subsystem processes are correct.
The beneficial effects of the present invention are:
(1) present invention will rely primarily on personnel's technology and experience support crash analysis, fault diagnosis method change into according to
Standard operating procedure under tropsch technology means；The event of control system is no longer an isolated event simultaneously, by tracing to the source
With playback, event is shown and time and lateral associated three-dimensional event；And it is further, realize simple and fast event
The state analysis of analysis and controlled device, adjustment control, guidance operation and overhaul of the equipments.
(2) input/output signal of existing ground level subsystem of the invention or built-in variable change or event generate when,
Change when numerical value and event occur markers complete documentation together with it and reappears in server database and will not prolong because of communication tracing to the source
When and processing delay and change obtain input/output signal change or event occur markers.
(3) it is provided with special event data working area in existing ground level subsystem, prevents from tracing to the source and reappears server not in time
The data for obtaining existing ground level lead to existing ground level loss of data, it is ensured that the integrality and standard reappeared in server and record data of tracing to the source
True property.
(4) reappear that record in server is entirely now all input and output variations and variation in ground level subsystem tracing to the source
When markers, difference may be implemented in and markers when all events and event that occur in entire now ground level subsystem occur
Incidence relation when event occurs between existing ground level subsystem can more accurately analyze event generation by association analysis
Process and reason no longer regard each subsystem of existing ground level as isolate object one by one to analyze at this time.
(5) for the combination event in existing ground level system, can view combination event is by which or which event
Triggering, means and method are provided for event fineization analysis.
(6) when event occurs for control layer, outgoing event Producing reason can be quick and precisely analyzed, solves event generation
It traces to the source problem；After being occurred with accurate judgement event, whether existing ground level subsystem disposition is correct, can effectively eliminate control system
Present in hidden danger, keep controlled device safe and reliable.
(7) it traces to the source there are two types of reproducible manners, can be produced by one of both modes or a combination of both with recurring events
Change procedure after before death finds the process of existing ground level subsystem processes after the reason of event occurs and event generation, thus
Whether control processing is correct after judging the generation of its event, if finding, existing ground level control software systems existing defects and safety are hidden
Suffer from, existing defects and security risk can be eliminated, makes entire control system safe and reliable operation.
Detailed description of the invention
Fig. 1 is structure of the invention block diagram；
Fig. 2 is the method for the present invention flow chart.
Specific embodiment
Technical solution of the present invention is described in further detail with reference to the accompanying drawing:
As shown in Figure 1, a kind of system that industrial automation event is traced to the source, including passing through network connection:
1. input-output equipment, controller and the data working area of existing ground level subsystem；Signal for inputting or exporting
When changing, markers and all input and output when local control device immediately changes input or output signal are believed
Target input and output event when number being grouped together into band, and be successively stored in special event and trace to the source in data working area；
Server is reappeared 2. tracing to the source: including Data Detection and obtaining module, Signals Data Base and rendering module of tracing to the source；Work as number
It detects in the data working area of existing ground level subsystem there is event data with acquisition module according to detection, is successively obtained by network communication
The data in data working area are obtained, and stores and is recorded into the Signals Data Base for reappear server of tracing to the source；The reproduction of tracing to the source
Module is used for when needing that the event of generation is traced to the source and reappeared, and the period and event before the event that determines occurs occur
The band timescale data of record is extracted laggard behaviour part after period afterwards to reappear from Signals Data Base, and is established based on weight
Event source tracing method on the basis of existing real time sequence, precise synchronization markers, the event analysis module of systematization and procedure and
System, at the same can also recurring events occur after control system disposition it is whether correct effectively, convenient for the analysis and control program of event
Invers verification.
In the present embodiment, the existing ground level subsystem is provided with Human machine interface, such as common touch screen or touch
Shield computer.
Further, the system in the present embodiment further includes master stage system, and master stage system is mainly by host and operation
Member station is constituted.Host and operator station and HMI monitor the variation of the existing each signal of background grade system, and record and present now
The information such as various alarms, failure and the accident that subsystem occurs；Control command can also be sent to existing ground level subsystem simultaneously, reached
To the purpose of human-computer interaction.
In the present embodiment, there can be multiple existing ground level subsystems, the signal of input and output can include but is not limited to: electricity
Motivation overloads input signal, controls the output signal of motor start-up and stopping, detecting the analog input signal of temperature, controls
Analog input signal of valve opening etc..
In the present embodiment, the existing ground level subsystem further includes an active push module, the active push
Module is used for when being stored with event data in data working area, actively reappears event data to tracing to the source by network push
Server, tracing to the source to reappear server and receive to be stored in Signals Data Base after the information records and presents.I.e. for existing
Event occurs and is over, but event data storage, behind data working area, meeting active push reappears server to tracing to the source.
In the present embodiment, the rendering module of tracing to the source includes real time simulator, and the real time simulator is equipped with
Control program identical with control function in existing ground level subsystem；The real time simulator is determined according to the event markers of analysis
The period after period and event generation before event generation, note is extracted from Signals Data Base by the two periods
The band markers inputoutput data of record, and sequentially input by markers sequencing, wherein the input signal of two neighboring variation passes
When passing real-time analog controller, it is necessary to which the target time difference is transmitted when recording in strict accordance with two adjacent variable signals；It is logical
The control program is crossed, monitors whether the processing for controlling program after the reason of event occurs and event occur is correct.
Further, the real time simulator is the softPLC based on real time operating system, time precision
It can achieve 1us.The time determinability requirement that real time simulator executes is very high, if the time determinability that real time simulator executes
Not high, being can not implementation procedure of the accurate reproduction local control device before and after event generation.Therefore it needs and existing ground level subsystem
The markers of signal intensity is used cooperatively.
In the present embodiment, the rendering module of tracing to the source includes chart reproducing unit, the chart reproducing unit root
The period before event generation and the period after event generation are determined according to the event markers to be analyzed, pass through the two periods
The band markers inputoutput data of record is extracted from Signals Data Base, these data are passed through into data form and time
Chronologically figure shows forms；The chart reproducing unit is moved forward and backward by controlling the time, before observation event occurs
Input/output signal change procedure, after finding out the reason of event occurs and event generation, just whether existing ground level subsystem disposition
Really.
In the present embodiment, the controller includes a data recording counter；The target when often increasing a band newly
Data, the data record counting device add 1, trace to the source and reappear server by communicating the counting device of the data record described in obtaining
Value indicates there are data in the data working area of existing ground level subsystem, is successively obtained by network communication if the counter is not 0
The data in ground level data working area must be showed.
Realization based on above system, as shown in Fig. 2, the present embodiment also provides a kind of side that industrial automation event is traced to the source
Method, including data generating step of tracing to the source, data acquisition step of tracing to the source, data reproduction step of tracing to the source；
The data generating step of tracing to the source includes: when the signal of input or output changes, and controller immediately will
Markers and all input/output signals when input or output signal change are combined, and are successively stored in data
In working area；Or controller discriminates whether that event occurs, once differentiate that event occurs, markers when event is occurred,
The event of generation and all inputoutput datas are combined, and are successively stored in existing ground level data working area；
The data acquisition step of tracing to the source includes: the number for detecting existing ground level subsystem with acquisition module when Data Detection
According to there are data in working area, the data in data working area are successively obtained by network communication, and signal data is arrived in deposit immediately
It is recorded in library；
The reproduction step of tracing to the source includes: to determine event when needing that the event of generation is traced to the source and reappeared
After the period after period and event generation before generation by the band timescale data of record after being extracted in Signals Data Base
Carry out event reproduction.
The data acquisition step of tracing to the source further include: or when being stored with event data in data working area, it is existing
Data are actively reappeared server to tracing to the source by network push by ground level subsystem, are traced to the source and are reappeared after server receives the information
It is stored in Signals Data Base and records and present.
Accordingly, the reproduction step of tracing to the source includes that real time simulator traces to the source and reappears sub-step: real time simulator installation
There is control program identical with control function in existing ground level subsystem；The real time simulator is true according to the event markers of analysis
Determine the period before event occurs and the period after event generation, is extracted from Signals Data Base by the two periods
The band markers inputoutput data of record, and sequentially input by markers sequencing, wherein the input signal of two neighboring variation
When passing to real-time analog controller, it is necessary to which the target time difference is transmitted when recording in strict accordance with two adjacent variable signals；
By the control program, monitor whether the processing that program is controlled after the reason of event occurs and event occur is correct.
Accordingly, the reproduction step of tracing to the source includes that chart traces to the source and reappears sub-step: chart reproducing unit is according to will divide
The event markers of analysis determines the period after the period before event occurs and event occur, by the two periods from signal
The band markers inputoutput data of record is extracted in database, these data are passed through into data form and time forms on time
Sequence figure shows；The chart reproducing unit is moved forward and backward by controlling the time, input and output before observation event occurs
Signal change procedure, after finding out the reason of event occurs and event generation, whether existing ground level subsystem disposition is correct.
The change procedure that front and back can be generated with recurring events by one of both modes or a combination of both, finds thing
The reason of part occurs；And the process that existing background grade system is handled after event generation, to judge after the generation of its event at control
Whether reason is correct, if finding existing background grade system control existing defects and security risk, can eliminate existing defect and safety is hidden
Suffer from, makes entire control system safe and reliable operation.
Claims (8)
1. a kind of system that industrial automation event is traced to the source, it is characterised in that: including existing ground level subsystem and pass through network connection
Trace to the source reappear server composition:
Existing ground level subsystem: including input-output equipment, controller and data working area；When the input of existing ground level subsystem or defeated
Markers and all input and output when signal out changes, when controller immediately changes input or output signal
Signal is combined, and is successively stored in data working area；Or when controller detects that event occurs, by event
The event of markers, generation when generation and all inputoutput datas are combined, and are successively stored in data working area；
It traces to the source and reappears server: including Data Detection and obtaining module, Signals Data Base and rendering module of tracing to the source；Work as Data Detection
It detects in the data working area of existing ground level subsystem there is data with acquisition module, is successively obtained in data working area by network
Data, and be saved in Signals Data Base immediately；The described rendering module of tracing to the source is for when needing event progress to generation
When tracing to the source and reappearing, by the band timescale data of record after the period before the event that determines occurs and the period after event generation
Laggard behaviour part is extracted from Signals Data Base to trace to the source and reappear；
The rendering module of tracing to the source includes real time simulator, the control program function in the real time simulator and existing ground level
It is identical that program function is controlled in subsystem；The real time simulator according to the event markers of analysis determine event occur before when
Between section and event occur after period, the band markers input of record is extracted from Signals Data Base by the two periods
Output data, and real time simulator is successively passed to for rendering by markers sequencing, wherein the input of two neighboring variation
When signal passes to real-time analog controller, the target time difference is transmitted when recording according to two adjacent variable signals；Pass through
Whether the reason of control program, monitoring event occurs and event control program processing after occurring is correct.
2. a kind of system that industrial automation event is traced to the source according to claim 1, it is characterised in that: the existing ground level
Subsystem further includes an active push module, and the active push module is used to be stored with event number in data working area
According to when, event data to tracing to the source actively is reappeared into server by network push.
3. a kind of system that industrial automation event is traced to the source according to claim 1, it is characterised in that: the real-time mould
Quasi- device is the softPLC based on real time operating system.
4. a kind of system that industrial automation event is traced to the source according to claim 1, it is characterised in that: the weight of tracing to the source
Existing module includes chart reproducing unit, before the chart reproducing unit determines that event occurs according to the event markers to be analyzed
Period after period and event generation is inputted the band markers of record from Signals Data Base by the two periods defeated
Data extract out, and by these data, by data form and time forms, chronologically figure is showed；The chart reappears
Unit is moved forward and backward by controlling the time, and input/output signal change procedure before observation event occurs finds out event generation
After reason and event occur, whether existing ground level subsystem processes are correct.
5. a kind of system that industrial automation event is traced to the source according to claim 1, it is characterised in that: the controller
Including a data recording counter；The target inputoutput data when often increasing a band newly, the data record count device
Add 1, traces to the source and reappear server by communicating the value for obtaining the data record and counting device, if the counter is not 0, indicate
There are data in the data working area of existing ground level subsystem, the number in existing ground level data working area is successively obtained by network communication
According to.
6. a kind of method that industrial automation event is traced to the source, it is characterised in that: obtained including data generating step of tracing to the source, data of tracing to the source
Take step and reproduction step of tracing to the source；
The data generating step of tracing to the source includes: the control of existing ground level subsystem when the signal of input or output changes
Markers and all input/output signals when device processed immediately changes input or output signal are combined, and successively
It is stored in data working area；Or discriminate whether that event occurs by the controller of existing ground level subsystem, once differentiate busy
Part occurs, and the event of markers, generation when event is occurred and all inputoutput datas are combined, and are successively stored in
In the data working area of existing ground level subsystem；
The data acquisition step of tracing to the source includes: to detect that the data of existing ground level subsystem are temporary with module is obtained when Data Detection
Qu Zhongyou data are deposited, the data in data working area are successively obtained by network communication, and deposit and record into Signals Data Base；
The reproduction step of tracing to the source includes: to determine event when needing that the event of generation is traced to the source and reappeared
The band timescale data of record is carried out after extracting in Signals Data Base after period after preceding period and event generation
Event is reappeared；
The reproduction step of tracing to the source includes that real time simulator traces to the source and reappears sub-step: real time simulator is equipped with and existing ground level
The identical control program of control function in system；Before the real time simulator determines that event occurs according to the event markers of analysis
Period and event occur after period, the band markers of record is extracted from Signals Data Base by the two periods
Inputoutput data, and sequentially input by markers sequencing, wherein the input signal of two neighboring variation passes to real-time mould
When quasi- controller, the target time difference is transmitted when recording according to two adjacent variable signals；Pass through the control program, prison
Whether the reason of part of assuming office occurs and event control program processing after occurring is correct.
7. a kind of method that industrial automation event is traced to the source according to claim 6, it is characterised in that: the number of tracing to the source
According to obtaining step further include: or when being stored with event data in data working area, existing ground level subsystem is actively by data
Server is reappeared to tracing to the source by network push, traces to the source to reappear server and receive to be stored in Signals Data Base after the data and remember
It records and presents.
8. a kind of method that industrial automation event is traced to the source according to claim 6, it is characterised in that: the weight of tracing to the source
Existing step includes that chart traces to the source and reappears sub-step: before chart reproducing unit determines event generation according to the event markers to be analyzed
Period after period and event generation, the target when band of record is inputted from Signals Data Base by the two periods
Output data extracts, and by these data, by data form and time forms, chronologically figure is showed, the chart
Reproducing unit is moved forward and backward by controlling the time, and input/output signal change procedure before observation event occurs finds out event hair
After raw reason and event occur, whether the control disposition of existing ground level subsystem is correct.
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| CN103019125A (en) * | 2012-12-29 | 2013-04-03 | 国电南京自动化股份有限公司 | Multitask real-time data processing system and data recording and data analyzing method |
| CN103941652A (en) * | 2013-01-22 | 2014-07-23 | 浙江安科网络技术有限公司 | Method and device suitable for security protection and security audit of various DCS production control systems |
| CN105785949A (en) * | 2016-04-08 | 2016-07-20 | 浙江中烟工业有限责任公司 | Two-channel forming machine technology quality parameter tracking system and method |
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