CN105892383B - Nuclear power station alarm emulation and alarm diagnosis system and method - Google Patents
Nuclear power station alarm emulation and alarm diagnosis system and method Download PDFInfo
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- CN105892383B CN105892383B CN201610265463.XA CN201610265463A CN105892383B CN 105892383 B CN105892383 B CN 105892383B CN 201610265463 A CN201610265463 A CN 201610265463A CN 105892383 B CN105892383 B CN 105892383B
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- 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
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Abstract
The invention discloses a kind of nuclear power station alarm emulation and alarm diagnosis system and method, belong to nuclear power station operation and management domain.Nuclear power station alarm emulation and alarm diagnosis system include：Unit DCS system, data analysis station, alarm storage server, Full scope simulator system and alarm diagnosis analysis station, data analysis station for determining alarm signal to be emulated, wait emulate alarm source signal and alarm operating condition I/O signal；Alarm storage server is used to store the real value wait emulate alarm source signal and operating condition I/O signal of alarming in groups；Full scope simulator system generates the simulation value of alarm operating condition I/O signal for carrying out analog simulation；Alarm diagnosis analysis station generates alarm simulation analysis report for carrying out deviation comparison.The present invention realizes the real-time simulation of alarm signal, diagnostic analysis, provides guidance for the processing of alarm signal, improves the operation and management level of nuclear power station.And the function of Full scope simulator system is extended, avoid the wasting of resources.
Description
Technical field
The present invention relates to nuclear power station operation and management domain, in particular to a kind of nuclear power station alarm emulation and alarm diagnosis system
System and method.
Background technique
When certain alarm signals generate in nuclear power station, alarm signal generation fast and accurately can be inquired and analyzed
The reason of, and warning reason is handled, there is important role to the operation and management level that promote nuclear power station, more to core
The safe operation in power station has great significance.
Since many nuclear power plant accidents are caused by human factor, giveing training to the operator of nuclear power station is one
Important work, and if training operator using the unit being currently running, it will affect the normal operation of nuclear power station, there is peace
Full hidden danger.
For this purpose, Full scope simulator comes into being, becomes the important training tool of operator, pass through Full scope simulator
All operating conditions that unit can be simulated allow operator to fully understand the function of unit, process etc., and then improve special
Industry technical level.
But Full scope simulator is simply possible to use in the training of operator in practical applications, cannot comprehensively play
Its function, causes the wasting of resources.
Summary of the invention
In order to solve problems in the prior art, the embodiment of the invention provides a kind of nuclear power station alarm emulation and alarm diagnosis
System and method.The technical solution is as follows：
In a first aspect, provide a kind of nuclear power station alarm emulation and alarm diagnosis system, the nuclear power station alarm emulation and
Alarm diagnosis system includes：Unit DCS (Distributed Control System, scattered control system) system, data point
Analysis station, alarm storage server, Full scope simulator system and alarm diagnosis analysis station, the data analysis station, the alarm
Storage server, the Full scope simulator are connect with the unit DCS system respectively, the Full scope simulator and the report
Alert diagnostic analysis station connection；
Wherein the unit DCS system and the Full scope simulator system have respective redundant network, the data
Analysis station, it is described alarm storage server, the Full scope simulator system redundant network respectively with the unit DCS system
Redundant network connection, the alarm diagnosis analysis station connect with the redundant network of the Full scope simulator system；
The unit DCS system controls for unit operation and generates alarm signal；
The data analysis station judges whether the alarm signal is report to be emulated for reading the alarm signal
Alert signal, when the alarm signal is inquiry and the associated alarm source to be emulated of the alarm signal when emulating alarm signal
Signal and alarm operating condition I/O (Input/Output, input and output) signal；
The alarm storage server for storage in groups it is described when emulating alarm signal and generating described in wait emulate report
The real value of the real value of alert source signal and the alarm operating condition I/O signal；
The Full scope simulator system is used for the redundant network by the unit DCS system, stores from the alarm
Server reads the alarm signal to be emulated and the real value wait emulate alarm source signal carries out analog simulation, generates report
The simulation value of operating condition I/O signal is warned, and sends the simulation value of the alarm operating condition I/O signal to the alarm diagnosis analysis station；
The alarm diagnosis analysis station is used for redundant network and the unit DCS by the Full scope simulator system
The redundant network of system reads the alarm signal to be emulated and the alarm operating condition I/O from the alarm storage server
The real value of signal receives the emulation of the alarm operating condition I/O signal by the redundant network of the Full scope simulator system
The simulation value of the real value of the alarm operating condition I/O signal and the alarm operating condition I/O signal is carried out deviation comparison, obtained by value
To alarm operating condition I/O deviation of signal table, alarm simulation analysis report is generated according to the alarm operating condition I/O deviation of signal table.
Optionally, the system also includes unidirectional bridge, the redundant network of the unit DCS system passes through the unidirectional network
Bridge is connect with the redundant network of the Full scope simulator system；
The Full scope simulator system is used for the redundant network by the unidirectional bridge and the unit DCS system,
The alarm signal to be emulated and the real value wait emulate alarm source signal are read from the alarm storage server；
The alarm diagnosis analysis station is for redundant network, the unidirectional bridge by the Full scope simulator system
With the redundant network of the unit DCS system, the alarm signal to be emulated and described is read from the alarm storage server
The real value of alarm operating condition I/O signal.
Optionally, the data analysis station be specifically used for judge the alarm signal whether be predetermined level alarm signal
Number, if the alarm signal is the alarm signal of the predetermined level, it is determined that the alarm signal is alarm to be emulated
Signal.
Optionally, the data analysis station is specifically used for when the alarm signal being when emulating alarm signal, according to pre-
If regular, inquired from I/O master list wait emulate alarm source signal and alarm operating condition I/O signal.
Optionally, the Full scope simulator system is specifically used for the real value replacement with described wait emulate alarm source signal
It wait emulate the state value of alarm source signal described in simulation model, and is emulated based on the simulation model, generates the report
The simulation value of alert operating condition I/O signal.
Optionally, the alarm diagnosis analysis station is specifically used for having retrieved deviation I/ according to the I/O deviation of signal table
O signal, and being determined according to alert process rule obtains and described has the corresponding warning reason of deviation I/O signal and processing
Scheme generates the alarm simulation analysis according to the warning reason and the processing scheme and reports.
Second aspect provides a kind of nuclear power station alarm emulation and alarm diagnosis method, the method includes：
Unit distributed monitoring control system generates alarm signal when unit runs and controls；
Data analysis station reads the alarm signal, and judges whether the alarm signal is alarm signal to be emulated,
When the alarm signal is alarm signal wait emulate, inquiry and the alarm signal it is associated wait emulate alarm source signal and
Alarm operating condition input and output I/O signal；
Alarm storage server store in groups it is described when emulating alarm signal generation described in alarm source signal to be emulated
Real value and it is described alarm operating condition I/O signal real value；
Full scope simulator system is read by the redundant network of the unit DCS system from the alarm storage server
It takes the alarm signal to be emulated and the real value wait emulate alarm source signal to carry out analog simulation, generates alarm operating condition I/
The simulation value of O signal, and to alarm diagnosis analysis station send it is described alarm operating condition I/O signal simulation value；
Redundant network and the unit DCS system of the alarm diagnosis analysis station by the Full scope simulator system
Redundant network, the alarm signal to be emulated and the alarm operating condition I/O signal are read from the alarm storage server
Real value, by the redundant network of the Full scope simulator system receive it is described alarm operating condition I/O signal simulation value, will
The simulation value of the real value of the alarm operating condition I/O signal and the alarm operating condition I/O signal carries out deviation comparison, is alarmed
Operating condition I/O deviation of signal table generates alarm simulation analysis report according to the alarm operating condition I/O deviation of signal table.
Optionally, the Full scope simulator system is deposited by the redundant network of the unit DCS system from the alarm
Storage server reads the alarm signal to be emulated and the real value wait emulate alarm source signal, including：
The Full scope simulator is deposited by the redundant network of unidirectional bridge and the unit DCS system from the alarm
The alarm signal to be emulated and the real value wait emulate alarm source signal are read in storage server；
Redundant network and the unit DCS system of the alarm diagnosis analysis station by the Full scope simulator system
Redundant network, the alarm signal to be emulated and the alarm operating condition I/O signal are read from the alarm storage server
Real value, including：
The redundant network, the unidirectional bridge and institute that the alarm diagnosis analysis station passes through the Full scope simulator system
The redundant network for stating unit DCS system reads the alarm signal to be emulated and the alarm from the alarm storage server
The real value of operating condition I/O signal.
Optionally, described to judge whether the alarm signal is alarm signal to be emulated, including：
Judge the alarm signal whether be predetermined level alarm signal；
If the alarm signal is the alarm signal of the predetermined level, it is determined that the alarm signal is wait emulate report
Alert signal.
Optionally, described when the alarm signal is the alarm signal wait emulate, inquiry is associated with the alarm signal
Wait emulate alarm source signal and alarm operating condition input and output I/O signal, including：
When the alarm signal is the alarm signal wait emulate, according to preset rules, inquired from I/O master list to imitative
True alarm source signal and alarm operating condition I/O signal.
Optionally, the simulation value for generating alarm operating condition I/O signal, including：
The Full scope simulator system is with described wait emulate described in the real value replacement simulation model of alarm source signal
It is emulated wait emulate the state value of alarm source signal, and based on the simulation model, generates the alarm operating condition I/O signal
Simulation value.
Optionally, described that alarm simulation analysis report is generated according to the alarm operating condition I/O deviation of signal table, including：
According to the I/O deviation of signal table, deviation I/O signal has been retrieved；
Determined according to alert process rule, obtained and described has the corresponding warning reason of deviation I/O signal and processing
Scheme；
The alarm simulation analysis report is generated according to the warning reason and the processing scheme.
Technical solution bring beneficial effect provided in an embodiment of the present invention is：
Nuclear power station alarm emulation provided in an embodiment of the present invention and alarm diagnosis system and method, for unit DCS system
The alarm signal of generation, when the alarm signal is when emulating alarm signal, by Full scope simulator system to the alarm work
Condition is emulated, and carries out variance analysis by alarm diagnosis analysis station, alarm simulation analysis report is generated, so as to be based on
Simulation result is diagnosed, and nuclear power station debugging and the real-time simulation of alarm signal, diagnostic analysis in the operation phase are realized, for report
The processing of alert signal provides guidance, improves the operation and management level of nuclear power station, more has to the safe operation of nuclear power station
Important meaning.The embodiment of the present invention extends the function of Full scope simulator system simultaneously, has played full model more fully hereinafter
The function of enclosing simulator system, avoids the wasting of resources.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the structural schematic diagram of a kind of nuclear power station alarm emulation provided in an embodiment of the present invention and alarm diagnosis system；
Fig. 2 is nuclear power station alarm emulation and another structural representation of alarm diagnosis system provided in an embodiment of the present invention
Figure；
Fig. 3 is the flow chart of a kind of nuclear power station alarm emulation provided in an embodiment of the present invention and alarm diagnosis method.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Fig. 1 is the structural schematic diagram of a kind of nuclear power station alarm emulation provided in an embodiment of the present invention and alarm diagnosis system,
Referring to Fig. 1, nuclear power station alarm emulation and alarm diagnosis system include：Unit DCS system 1, data analysis station 2, alarm storage
Server 3, Full scope simulator system 4 and alarm diagnosis analysis station 5.
Wherein unit DCS system 1 and Full scope simulator system 4 have respective redundant network 1.3 and 4.3, data point
Analyse 2, alarm storage server 3 of standing, the redundant network 4.3 of Full scope simulator system 4 redundancy with unit DCS system 1 respectively
Network 1.3 connects, and alarm diagnosis analysis station 5 is connect with the redundant network 4.3 of Full scope simulator system 4；
In practical application, preferably, data analysis station 2 can be arranged in the operation of Full scope simulator system 4
Room uses to emulate personnel.And alarm diagnosis analysis station 5 can be arranged in the main control room of nuclear power station, so as to operations staff
It uses.
Wherein, the function of each unit of nuclear power station alarm emulation and alarm diagnosis system is as follows：
Unit DCS system 1 controls for unit operation and generates alarm signal；
Data analysis station 2 judges whether alarm signal is alarm signal to be emulated for reading alarm signal, works as alarm
When signal is the alarm signal wait emulate, inquiry and the associated input and output I/O signal of alarm signal, and the I/O that will be inquired
Signal distinguishing is wait emulate alarm source signal and alarm operating condition I/O signal；
Alarm storage server 3 is used to store in groups to be waited emulating source signal of alarming when emulating alarm signal and generating
The real value of real value and alarm operating condition I/O signal；
Full scope simulator 4 is used for the redundant network 1.3 by unit DCS system 1, reads from alarm storage server 3
Alarm signal to be emulated and real value wait emulate alarm source signal carry out analog simulation, generate the imitative of alarm operating condition I/O signal
True value, and to alarm diagnosis analysis station 5 send alarm operating condition I/O signal simulation value；
Alarm diagnosis analysis station 5 is used for through the redundant network 4.3 of Full scope simulator system 4, unit DCS system 1
Redundant network 1.3 reads the real value of alarm operating condition I/O signal from alarm storage server 3 and passes through Full scope simulator 4
The simulation value for the alarm operating condition I/O signal that redundant network 4.3 is read compares, and obtains alarm operating condition I/O deviation of signal table, root
Alarm simulation analysis report is generated according to alarm operating condition I/O deviation of signal table.
Nuclear power station alarm emulation provided in an embodiment of the present invention and alarm diagnosis system, generate report by unit DCS system
Alert signal emulates the alarm signal by Full scope simulator when the alarm signal is the alarm signal wait emulate,
And by alarm diagnosis analysis station carry out variance analysis, generate alarm simulation analysis report, so as to based on simulation result into
Row diagnosis realizes nuclear power station debugging and the real-time simulation of alarm signal, diagnostic analysis in the operation phase, is the place of alarm signal
Reason provides guidance, improves the operation and management level of nuclear power station, more has great significance to the safe operation of nuclear power station.
The embodiment of the present invention extends the function of Full scope simulator system simultaneously, has played Full scope simulator system more fully hereinafter
Function, avoid the wasting of resources.
In addition, nuclear power station alarm emulation provided by the invention and alarm diagnosis system can be in built digitlization nuclear powers
It stands on the basis of network architecture, simple transformation is carried out to unit DCS system and Full scope simulator system and increases corresponding data
Analysis station, alarm storage server, unidirectional bridge, alarm diagnosis analysis station, or increase accordingly in the construction of new nuclear power station
Data analysis station, alarm storage server, unidirectional bridge, alarm diagnosis analysis station, to realize effective use nuclear power station unit station
Real time data and Full scope simulator system in DCS system carry out the function of alarm emulation and warning reason diagnostic analysis, are
Nuclear power station debugging and the analysis of operation phase warning reason and alarm signal processing provide guidance.
Optionally, data analysis station 2 is specifically used for judging whether alarm signal is the alarm signal of predetermined level, if reported
Alert signal is the alarm signal of predetermined level, it is determined that alarm signal is alarm signal to be emulated.
In practical application, alarm signal can be divided into multiple grades, only the alarm signal of predetermined level just can be with
It is considered alarm signal to be emulated.Wherein, which can be determined that the embodiment of the present invention does not limit this by operator
It is fixed.
For example, being divided into the alarm signal generated in unit DCS system 1 according to required operator's response multiple etc.
Grade：Level-one alarm signal needs operator to determine subsequent processing measure according to live inspection situation；Secondary alarm signal needs operator
Treatment measures are taken according to experience or operating standard；Three-level alarm signal is intervened manually without operator, and system can be automatic
Interlock alarm will comparatively fast disappear.Therefore, firsts and seconds is set by the predetermined level, then level-one alarm signal and secondary alarm
Signal is alarm signal to be emulated.
Optionally, data analysis station 2 be specifically used for when alarm signal be when emulating alarm signal, according to preset rules,
Inquiry and the associated I/O signal of alarm signal from I/O master list, and divide into wait emulate alarm source signal and alarm operating condition I/
O signal.
The data analysis station 2 has retrieval and reads alarm signal to be emulated, wait emulate alarm source signal and alarm operating condition
The function of I/O signal, when determining that the alarm signal generated is alarm signal wait emulate, can according to preset rules, inquire to
Emulation alarm source signal and alarm operating condition I/O signal, so as to subsequent carry out simulation analysis.
Wherein, which needs to customize in advance, and customization step includes：
The first step, the alarm signal inventory to be emulated that entire nuclear power station is sorted out according to the grade of each alarm signal.
Second step, for each alarm signal to be emulated, generated according to system capacity flow direction and alarm signal to be emulated former
Because of analysis, with inference theory, layer-by-layer downward recursion, until recursion to energy source or another alarm signal to be emulated, is built
Found the downtree type respiratory sensation process equipment figure of the alarm signal to be emulated.Wherein, the inference theory used can be FTA
(Fault Tree Analysis, failure tree analysis (FTA)) is theoretical, cause-and-effect diagram inference theory, inference theory based on Petri network etc.,
It is not limited in the embodiment of the present invention.
It include one or more associations process equipment in the downtree type respiratory sensation process equipment figure, association process equipment is
Refer to the process equipment for having I/O signal between unit DCS system 1.
I/O signal corresponding to each association process equipment and the pressure of energy source, temperature, flow signal collectively constituted to
Emulation alarm source signal.
Each pressure for being associated with process equipment import, temperature, flow I/O signal and each pressure for being associated with process equipment outlet,
Temperature, flow I/O signal have collectively constituted alarm operating condition I/O signal.
Optionally, Full scope simulator system 4 is specifically used for the real value replacement emulation mould wait emulate alarm source signal
It wait emulate the state value of alarm source signal in type, and is emulated based on simulation model, generates the emulation of alarm operating condition I/O signal
Value.
In the embodiment of the present invention, Full scope simulator system 4 can be not only used for giveing operator training, can also use
In carrying out alarm emulation.
It specifically, need to be in Full scope simulator system 4 before carrying out alarm emulation for each alarm signal to be emulated
In, according to the downtree type respiratory sensation process equipment figure of the alarm signal to be emulated, process equipment and analog machine will be associated in figure
Other equipment carry out boundary isolation in simulation model.Full scope simulator system 4 is read from alarm storage server 3 wait emulate
The real value of alarm source signal carries out analog simulation wait emulate the state value of alarm source signal to replace in simulation model, generates
The simulation value of alarm operating condition I/O signal.
In the embodiment of the present invention, alarm diagnosis analysis station 5 has the comparison of I/O signal data deviation, alert process formal style
Determine, the output of failure cause and processing scheme, report such as automatically generate at the functions.
Optionally, alarm diagnosis analysis station 5 is specifically used for having retrieved deviation according to alarm operating condition I/O deviation of signal table
I/O signal, and determined according to alert process rule, obtain and have the corresponding warning reason of deviation I/O signal and processing side
Case generates alarm simulation analysis report according to warning reason and processing scheme.
Specifically, the downtree type respiratory sensation process equipment of the established alarm signal to be emulated of data analysis station 2 is utilized
Figure, alarm diagnosis analysis station 5 can be retrieved according to alarm operating condition I/O deviation of signal table positioned at downtree type respiratory sensation technique
The equipment drawing bottom has deviation alarm operating condition I/O signal, and the deviation alarm operating condition I/O signal that has of the bottom is deviation occur
Most upstream I/O signal, and generate the most initial reason of alarm signal to be emulated.Therefore, there is deviation for the bottom
Alarm operating condition I/O signal, is determined according to preset alert process rule, obtains and have deviation alarm operating condition I/O letter
Number corresponding warning reason and processing scheme, and alarm simulation analysis report is generated according to specified format.
Fig. 2 is nuclear power station alarm emulation and another structural representation of alarm diagnosis system provided in an embodiment of the present invention
Figure, referring to fig. 2, nuclear power station alarm emulation and alarm diagnosis system include：Unit DCS system 1, data analysis station 2, alarm are deposited
Store up server 3, Full scope simulator system 4, alarm diagnosis analysis station 5 and unidirectional bridge 6.
Unit DCS system 1 and Full scope simulator system 4 have respective redundant network 1.3 and 4.3, data analysis station
2, alarm storage server 3 is connect with the redundant network 1.3 of unit DCS system 1 respectively, the redundant network of unit DCS system 1
1.3 are connect by unidirectional bridge 6 with the redundant network 4.3 of Full scope simulator system 4, alarm diagnosis analysis station 5 and gamut
The redundant network 4.3 of simulator system 4 connects.
Wherein, which includes at least：DCS operator station 1.1, I/O server 1.2, redundant network 1.3,
In addition it can including DCS engineer station, DCS history station, time synchronization server and DCS cabinet etc., the embodiment of the present invention pair
The specific framework of the unit DCS system 1 is without limitation.
Wherein, Full scope simulator system 4 includes at least：It is analog machine operator station 4.1, simulation model server 4.2, superfluous
Co-net network 4.3 can also include analog machine engineer station, history server, configuration management server etc., the embodiment of the present invention pair
The specific framework of the Full scope simulator system 4 is without limitation.
Further, unidirectional bridge 6 is connect with the unit DCS redundant network 1.3 in unit DCS system 1, and and gamut
The redundant network 4.3 of simulator system 4 connects.Moreover, the safety in order to guarantee unit DCS system 1, the unidirectional bridge 6 is only
Data are allowed to be passed uni-directionally to the redundant network 4.3 of Full scope simulator system 4 from the redundant network 1.3 of unit DCS system 1,
As denoted by the arrows in fig. 2.
When Full scope simulator system 4 read wait emulate alarm signal and wait emulate alarm source signal when, list can be passed through
To bridge 6 and the redundant network of unit DCS system 1 1.3, from alarm storage server 3 unidirectionally read alarm signal to be emulated and
Wait emulate the real value of alarm source signal.
When alarm diagnosis analysis station 5 reads the real value of alarm operating condition I/O signal, Full scope simulator system can be passed through
The redundant network 1.3 of system 4, unidirectional bridge 6 and unit DCS system 1 unidirectionally reads alarm operating condition I/O from alarm storage server 3
The real value of signal.
Nuclear power station alarm emulation provided in an embodiment of the present invention and alarm diagnosis system, can efficiently use unit DCS system
Real time data in system, for unit DCS system generate alarm signal, when the alarm signal be when emulating alarm signal,
The alarm signal is emulated by Full scope simulator system, the alarm operating condition I/O signal of complete set can be generated
Simulation value, and Full scope simulator system is generated by alarm diagnosis analysis station alarm operating condition I/O signal and by unidirectionally
The real value comparative analysis for the alarm operating condition I/O signal that bridge is got generates alarm simulation analysis report, so as to be based on
Simulation result is diagnosed, and nuclear power station debugging and the real-time simulation of alarm signal, diagnostic analysis in the operation phase are realized, for report
The processing of alert signal provides guidance, improves the operation and management level of nuclear power station, more has to the safe operation of nuclear power station
Important meaning.The embodiment of the present invention extends the function of Full scope simulator system simultaneously, has played full model more fully hereinafter
The function of enclosing simulator system, avoids the wasting of resources.
Fig. 3 is the flow chart of a kind of nuclear power station alarm emulation provided in an embodiment of the present invention and alarm diagnosis method.The party
Method is applied in the alarm of nuclear power station shown in above-described embodiment emulation and alarm diagnosis system, and referring to Fig. 3, this method includes：
301, unit DCS system generates alarm signal when unit runs and controls.
302, data analysis station reads alarm signal, and judges whether alarm signal is alarm signal to be emulated, and works as report
When alert signal is the alarm signal wait emulate, inquiry is associated wait emulate alarm source signal and alarm operating condition I/O with alarm signal
Signal.
Optionally, judge whether alarm signal is that alarm signal to be emulated includes：Judge whether alarm signal is default
The alarm signal of grade；If alarm signal is the alarm signal of predetermined level, it is determined that alarm signal is alarm to be emulated
Signal.
Optionally, when alarm signal is the alarm signal wait emulate, inquiry is associated wait emulate alarm with alarm signal
Source signal and alarm operating condition I/O signal, including：When alarm signal is the alarm signal wait emulate, according to preset rules, from I/
It is inquired in O master list wait emulate alarm source signal and alarm operating condition I/O signal.
303, alarm storage server stores the reality for waiting emulating alarm source signal when emulating alarm signal and generating in groups
The real value of duration and alarm operating condition I/O signal.
304, Full scope simulator system is by the redundant network of unit DCS system, from alarm storage server read to
It emulates alarm signal and the real value wait emulate alarm source signal carries out analog simulation, generate the emulation of alarm operating condition I/O signal
It is worth, and sends the simulation value of alarm operating condition I/O signal to alarm diagnosis analysis station.
Optionally, Full scope simulator system passes through the redundant network of unit DCS system, reads from alarm storage server
Alarm signal to be emulated and wait emulate alarm source signal real value, including：Full scope simulator passes through unidirectional bridge and unit
The redundant network of DCS system reads alarm signal to be emulated and the reality wait emulate alarm source signal from alarm storage server
Duration；
Optionally, the simulation value of alarm operating condition I/O signal is generated, including：It is replaced with the real value wait emulate alarm source signal
The state value in simulation model wait emulate alarm source signal is changed, and is emulated based on simulation model, alarm operating condition I/O letter is generated
Number simulation value.
305, alarm diagnosis analysis station passes through the redundant network of Full scope simulator system and the redundant network of unit DCS system
Network reads the real value of alarm signal to be emulated and operating condition I/O signal of alarming from alarm storage server, passes through gamut mould
The redundant network of quasi- machine system receives the simulation value of alarm operating condition I/O signal, by the real value and alarm of operating condition I/O signal of alarming
The simulation value of operating condition I/O signal carries out deviation comparison, obtains alarm operating condition I/O deviation of signal table, according to alarm operating condition I/O signal
Deviation chart generates alarm simulation analysis report.
It can also include unidirectional bridge, the redundant network of unit DCS system in nuclear power station alarm emulation and alarm diagnosis system
Network can be connect by unidirectional bridge with the redundant network of Full scope simulator system, which is used for data from unit
DCS system is passed uni-directionally to Full scope simulator system.
Correspondingly, alarm diagnosis analysis station passes through the superfluous of the redundant network of Full scope simulator system and unit DCS system
Co-net network reads the real value of alarm signal to be emulated and operating condition I/O signal of alarming from alarm storage server, including：Report
Alert diagnostic analysis station passes through the redundant network of the redundant network of Full scope simulator system, unidirectional bridge and unit DCS system, from
Alarm storage server reads the real value of alarm signal to be emulated and operating condition I/O signal of alarming.
Optionally, alarm simulation analysis report is generated according to alarm operating condition I/O deviation of signal table, including：According to I/O signal
Deviation chart has retrieved deviation I/O signal；Determined according to alert process rule, obtained and has deviation I/O signal corresponding
Warning reason and processing scheme；Alarm simulation analysis report is generated according to warning reason and processing scheme.
Method provided in an embodiment of the present invention generates alarm signal for unit DCS system, when the alarm signal is to imitative
When true alarm signal, the alarm operating condition is emulated by Full scope simulator system, and by alarm diagnosis analysis station into
Row variance analysis generates alarm simulation analysis report, so as to be diagnosed based on simulation result, realizes nuclear power station debugging
With the real-time simulation of alarm signal, diagnostic analysis in the operation phase, guidance is provided for the processing of alarm signal, improves nuclear power
The operation and management level stood, more have great significance to the safe operation of nuclear power station.The embodiment of the present invention extends simultaneously
The function of Full scope simulator system has played the function of Full scope simulator system more fully hereinafter, has avoided the wasting of resources.
All the above alternatives can form alternative embodiment of the invention using any combination, herein no longer
It repeats one by one.
Those of ordinary skill in the art will appreciate that realizing that all or part of the steps of above-described embodiment can pass through hardware
It completes, relevant hardware can also be instructed to complete by program, the program can store in a kind of computer-readable
In storage medium, storage medium mentioned above can be read-only memory, disk or CD etc..
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (12)
1. a kind of nuclear power station alarm emulation and alarm diagnosis system, which is characterized in that the nuclear power station alarm emulation and alarm are examined
Disconnected system includes：Unit DCS system, data analysis station, alarm storage server, Full scope simulator system and alarm diagnosis point
Analysis station；
Wherein the unit DCS system and the Full scope simulator system have respective redundant network, the data analysis
Stand, the alarm storage server, the redundant network of the Full scope simulator system it is superfluous with the unit DCS system respectively
Remaining network connection, the alarm diagnosis analysis station are connect with the redundant network of the Full scope simulator system；
The unit DCS system controls for unit operation and generates alarm signal；
The data analysis station judges whether the alarm signal is alarm signal to be emulated for reading the alarm signal
Number, when the alarm signal is inquiry and the associated alarm source signal to be emulated of the alarm signal when emulating alarm signal
With alarm operating condition I/O signal；
The alarm storage server for storage in groups it is described when emulating alarm signal and generating described in alarm source to be emulated
The real value of the real value of signal and the alarm operating condition I/O signal；
The Full scope simulator system is used for the redundant network by the unit DCS system, from the alarm storage service
Device reads the alarm signal to be emulated and the real value wait emulate alarm source signal carries out analog simulation, generates alarm work
The simulation value of condition I/O signal, and to the alarm diagnosis analysis station send it is described alarm operating condition I/O signal simulation value；
The alarm diagnosis analysis station is used for redundant network and the unit DCS system by the Full scope simulator system
Redundant network, the alarm signal to be emulated and the alarm operating condition I/O signal are read from the alarm storage server
Real value, by the redundant network of the Full scope simulator system receive it is described alarm operating condition I/O signal simulation value, will
The simulation value of the real value of the alarm operating condition I/O signal and the alarm operating condition I/O signal carries out deviation comparison, is alarmed
Operating condition I/O deviation of signal table generates alarm simulation analysis report according to the alarm operating condition I/O deviation of signal table.
2. nuclear power station alarm emulation according to claim 1 and alarm diagnosis system, which is characterized in that the system is also wrapped
Unidirectional bridge is included, the redundant network of the unit DCS system passes through the unidirectional bridge and the Full scope simulator system
Redundant network connection；
The Full scope simulator system is used for the redundant network by the unidirectional bridge and the unit DCS system, from institute
It states and reads the alarm signal to be emulated and the real value wait emulate alarm source signal in alarm storage server；
The alarm diagnosis analysis station is used for redundant network, the unidirectional bridge and institute by the Full scope simulator system
The redundant network for stating unit DCS system reads the alarm signal to be emulated and the alarm from the alarm storage server
The real value of operating condition I/O signal.
3. nuclear power station alarm emulation according to claim 1 and alarm diagnosis system, which is characterized in that the data analysis
Stand be specifically used for judge the alarm signal whether be predetermined level alarm signal, if the alarm signal be it is described preset
The alarm signal of grade, it is determined that the alarm signal is alarm signal to be emulated.
4. nuclear power station alarm emulation according to claim 1 and alarm diagnosis system, which is characterized in that the data analysis
It stands and is specifically used for when the alarm signal being, according to preset rules, to be inquired from I/O master list to imitative when emulating alarm signal
True alarm source signal and alarm operating condition I/O signal.
5. nuclear power station alarm emulation according to claim 1 and alarm diagnosis system, which is characterized in that the gamut mould
Quasi- machine system is specifically used for described wait emulate alarm source to be emulated described in the real value replacement simulation model of alarm source signal
The state value of signal, and emulated based on the simulation model, generate the simulation value of the alarm operating condition I/O signal.
6. nuclear power station alarm emulation according to claim 1 and alarm diagnosis system, which is characterized in that the alarm diagnosis
Analysis station be specifically used for according to the alarm operating condition I/O deviation of signal table, retrieved deviation I/O signal, and according to alarm at
Reason rule determined, obtain and it is described have the corresponding warning reason of deviation I/O signal and processing scheme, according to alarm original
Cause and the processing scheme generate the alarm simulation analysis report.
7. a kind of nuclear power station alarm emulation and alarm diagnosis method, which is characterized in that the method includes：
Unit DCS system generates alarm signal when unit runs and controls；
Data analysis station reads the alarm signal, and judges whether the alarm signal is alarm signal to be emulated, and works as institute
When to state alarm signal be alarm signal wait emulate, inquiry is associated wait emulate alarm source signal and alarm with the alarm signal
Operating condition I/O signal；
Alarm storage server store in groups it is described when emulating alarm signal and generating described in wait emulate the reality of source signal of alarming
The real value of duration and the alarm operating condition I/O signal；
Full scope simulator system reads institute from the alarm storage server by the redundant network of the unit DCS system
It states alarm signal to be emulated and the real value wait emulate alarm source signal carries out analog simulation, generate alarm operating condition I/O letter
Number simulation value, and to alarm diagnosis analysis station send it is described alarm operating condition I/O signal simulation value；
The alarm diagnosis analysis station is superfluous by the redundant network of the Full scope simulator system and the unit DCS system
Co-net network reads the reality of the alarm signal to be emulated and the alarm operating condition I/O signal from the alarm storage server
Duration receives the simulation value of the alarm operating condition I/O signal by the redundant network of the Full scope simulator system, will be described
The real value of operating condition I/O signal of alarming and the simulation value of the alarm operating condition I/O signal carry out deviation comparison, obtain alarm operating condition
I/O deviation of signal table generates alarm simulation analysis report according to the alarm operating condition I/O deviation of signal table.
8. the method according to the description of claim 7 is characterized in that the Full scope simulator system passes through the unit DCS
The redundant network of system reads the alarm signal to be emulated and the alarm source letter to be emulated from the alarm storage server
Number real value, including：
The Full scope simulator is stored from the alarm and is taken by the redundant network of unidirectional bridge and the unit DCS system
The alarm signal to be emulated and the real value wait emulate alarm source signal are read in business device；
The alarm diagnosis analysis station is superfluous by the redundant network of the Full scope simulator system and the unit DCS system
Co-net network reads the reality of the alarm signal to be emulated and the alarm operating condition I/O signal from the alarm storage server
Duration, including：
The redundant network, the unidirectional bridge and the machine that the alarm diagnosis analysis station passes through the Full scope simulator system
The redundant network of group DCS system reads the alarm signal to be emulated and the alarm operating condition from the alarm storage server
The real value of I/O signal.
9. judging whether the alarm signal is report to be emulated the method according to the description of claim 7 is characterized in that described
Alert signal, including：
Judge the alarm signal whether be predetermined level alarm signal；
If the alarm signal is the alarm signal of the predetermined level, it is determined that the alarm signal is alarm signal to be emulated
Number.
10. the method according to the description of claim 7 is characterized in that described when the alarm signal is alarm signal to be emulated
Number when, inquiry with the alarm signal it is associated wait emulate alarm source signal and alarm operating condition I/O signal, including：
When the alarm signal is the alarm signal wait emulate, according to preset rules, inquired from I/O master list wait emulate report
Alert source signal and alarm operating condition I/O signal.
11. the method according to the description of claim 7 is characterized in that the simulation value for generating alarm operating condition I/O signal, packet
It includes：
The Full scope simulator system is with described wait emulate described in the real value replacement simulation model of alarm source signal to imitative
The state value of true alarm source signal, and emulated based on the simulation model, generate the emulation of the alarm operating condition I/O signal
Value.
12. the method according to the description of claim 7 is characterized in that described raw according to the alarm operating condition I/O deviation of signal table
At alarm simulation analysis report, including：
According to the alarm operating condition I/O deviation of signal table, deviation I/O signal has been retrieved；
Determined according to alert process rule, obtained and described has the corresponding warning reason of deviation I/O signal and processing scheme；
The alarm simulation analysis report is generated according to the warning reason and the processing scheme.
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| CN108257699B (en) * | 2016-12-29 | 2021-06-22 | 中核核电运行管理有限公司 | Nuclear power plant digital alarm grading and partitioning method |
| CN107220408B (en) * | 2017-04-27 | 2020-11-27 | 北京广利核系统工程有限公司 | Accelerated calculation method for control algorithm of full-range simulator of nuclear power station |
| CN108984382B (en) * | 2018-07-26 | 2022-05-13 | 广西防城港核电有限公司 | Nuclear power station simulator I/O channel fault simulation method and device |
| CN111812998B (en) * | 2020-06-08 | 2023-07-14 | 中核武汉核电运行技术股份有限公司 | Nuclear power plant double-unit digital instrument control verification system and method thereof |
| CN112510834A (en) * | 2020-11-30 | 2021-03-16 | 中广核工程有限公司 | Nuclear power station operation technical specification automatic diagnosis method, device, equipment and system |
| CN117314398B (en) * | 2023-11-30 | 2024-03-19 | 福建福清核电有限公司 | Nuclear power plant unit transient state data analysis and playback method |
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