A kind of method and system for showing nuclear power station center accident condition transition
Technical field
The present invention relates to nuclear safety equipment research field, more particularly to a kind of displaying nuclear power station center accident condition transition
Method and system.
Background technology
Ensure the nuclear power generating sets normal operation in nuclear power station, be the important prerequisite of nuclear plant safety work.Nuclear power generating sets have
There is the characteristics of technical sophistication that is complicated, being related to, its inside includes the components such as substantial amounts of valve, pump, motor, sensor,
In normal work, the operation data of these components are very huge.In the case where carrying out nuclear emergency manoeuvre or accident condition, these fortune
Row data can concentrate the control room for feeding back to nuclear power generating sets, if operating personnel carry out these information detection identification one by one and need
Devote a tremendous amount of time, and due to horizontal limitation, the span etc. of career field, often can not to whole unit overall status into
Row is held, and then can not quickly find the parameters of needs to judge current accident generating state and possibility trend afterwards, can
Can cause that correct treatment measures cannot be gathered.
For example, a kind of method for being calculated and being shown under nuclear power station computerization accident conditions is disclosed in the prior art
And system, this method are to read sensor or the execution of DCS (Distributed Control System, Distributed Control System)
The information of mechanism, carries out logical calculated and logic judgment path computing according to the information of reading, then displays it to operator
In accident monitoring picture.But the display result of this method is still the block diagram of logic, it is necessary to which operator has the knowledge of specialty
It could grasp.This method is only the conclusion of accident conclusion and generation according to the presentation of information that currently reads at the same time, and
The relation between each accident, scene (such as earthquake, fire, the leakage of core gas etc.) is not inquired into, still can not be overcome
The shortcomings that being held to whole unit overall status.
For another example the accident monitor system and its monitoring method of a kind of nuclear power generating sets, the accident are disclosed in the prior art
Monitoring system refer to establish a state display device, for showing the systematic parameter and equipment state of whole nuclear power generating sets,
So as to be held to whole unit overall status.But the system not to each accident, scene (such as earthquake,
Fire, core gas leakage etc.) between relation inquired into, can not according to existing status information come predict below may occur
Accident, can only judge with the experience of operator.
It was found from the correlation theory of safety system engineering, the scene of emergent accident is made of many accident sequences, these
The appearance of accident sequence possesses certain logic rules, it then follows evolution, consequence and nuclear emergency that this rule can be to accident etc.
Level level makes anticipation, so as to reach accident early warning, is preventive from the effect of possible trouble.Therefore, how using between accident sequence
Relation, the evolution progress for the accident being related to whole unit overall status is clear and definite clearly to show there is important research significance.
The content of the invention
The shortcomings that it is an object of the present invention to overcome the prior art and deficiency, there is provided one kind displaying nuclear power station center thing
Therefore the method for status change, this method are based on real time data, logical organization can be carried out to the accident sequence of nuclear emergency state, it is right
It, which is changed, carries out Dynamic Display, and then provides visual technical support for emergent post personnel and decision-maker.
The shortcomings that another object of the present invention is to overcome the prior art and deficiency, there is provided one kind displaying nuclear power station center thing
Therefore the system of status change.
The purpose of the present invention is realized by following technical solution:A kind of side for showing nuclear power station center accident condition transition
Method, including step:
The related data that collection accident necessary for monitoring is wanted;
Emergency data storehouse is stored into after above-mentioned data are converted to the data with time series characteristic;
Accident sequence transition figure is stored into emergency data storehouse;The accident sequence transition figure includes several scene columns,
Be equipped with several accident nodes in each scene column, between each accident node in same scene column, difference scene column phase
Answer and connection arrow is equipped between accident node, connect the sequencing for being directed toward expression accident and occurring of arrow;
The data in emergency data storehouse are extracted, then according to existing rule, analysis judgement is carried out to data, are obtained current
Accident sequence transition figure in each accident node state;
Show current accident sequence transition figure, and show on accident sequence transition figure each accident node of calculating
State.
Preferably, with color characteristic, either shape facility or lamp it is bright/the lamp mode of going out shown on accident sequence transition figure
The state of each accident node.Since the state of accident node is divided into two kinds, one kind is to occur, and one kind is not occur, by adopting
With different display methods, two states are clearly distinguished, operator can intuitively obtain accordingly result.
As a kind of preferred embodiment, current accident sequence transition figure to be used is transferred from emergency data storehouse, is shown
Show on a display screen, each accident node and connection arrow show corresponding face according to result of calculation on accident sequence transition figure
Color or shape.This mode is conducive to replace accident sequence transition figure at any time, and applicable situation is more extensive.
Further, the method for the displaying nuclear power station center accident condition transition further includes accident sequence transition figure more
Change step, i.e.,:By a manual operation module, increase or delete the accident node in the accident sequence transition figure, adjustment is each
Connection relation between a accident node, adjusts the relation between each scene column., can be with by setting the manual operations module
In real work, accident sequence transition figure set in advance is adjusted, and then accident sequence transition can be continued to optimize
Figure, makes it more accurate, complete.
Further, the method for the displaying nuclear power station center accident condition transition further includes accident sequence transition figure and tests
Demonstrate,prove step:In the state of each accident node in calculating current accident sequence transition figure, there is time series using data
Change characteristic, judge whether each accident node occurs according to time sequencing in current accident sequence transition figure, if it is not, then right
Outer prompting.By the step can help operator find it is potential, fail the accident that is embodied in accident sequence transition figure, into
And remind and supplemented, make accident sequence transition figure more complete.
As a kind of preferred embodiment, the accident sequence transition figure marking is on a panel, the accident sequence transition figure
In each accident node correspond to a LED light, by lamp it is bright/lamp go out in a manner of show the shape of each accident node being calculated
State.This mode is suitable between accident node that relation is apparent, the occasion that will not often change, and cost is relatively low, and can be to avoid
Maloperation.
As a kind of preferred embodiment, the accident sequence transition figure marking is on a panel, the accident sequence transition figure
In each accident node correspond to a LED light, LED light Color tunable, according to the different color of the status display of accident node.
Specifically, the related data that the accident necessary for monitoring is wanted includes the set state ginseng in setting operating mode Imitating
Number, the current unit data truly occurred, current plant area's meteorological data and meteorological data in nearest certain time, nearest one
Environmental data in fixing time.
A kind of system for showing nuclear power station center accident condition transition, including:
Data acquisition module, the related data wanted for gathering accident necessary for monitoring;
Emergency data records module, for being converted to the data of data collecting module collected with time series characteristic
Data after be stored into emergency data storehouse;
Emergency data storehouse, for storing data and accident sequence transition figure, the accident sequence transition figure includes some
A scene column, is equipped with several accident nodes in each scene column, between each accident node in same scene column, different
Connection arrow is equipped between the corresponding accident node in scene column, connects the sequencing for being directed toward expression accident and occurring of arrow;
Core processing module, for extracting the data in emergency data storehouse, then according to existing rule, carries out data
Analysis judges, obtains the state of each accident node in current accident sequence transition figure;
Display module, for showing current accident sequence transition figure, and shows what is calculated on accident sequence transition figure
The state of each accident node.
Preferably, the display module is with color characteristic, either shape facility or lamp it is bright/the lamp mode of going out shows accident
The state of each accident node on sequence transition figure.
As another preferred embodiment, the display module includes a display screen, current accident sequence transition to be used
Figure is shown on the display screen, and each accident node and connection arrow are shown accordingly according to result of calculation on accident sequence transition figure
Color or shape.This mode is conducive to replace accident sequence transition figure at any time, and applicable situation is more extensive.
Further, the system of the displaying nuclear power station center accident condition transition further includes a manual operation module,
The module is used to increase or delete the accident node in the accident sequence transition figure, adjusts the connection between each accident node
Relation, adjusts the relation between each scene column., can be in real work, to advance by setting the manual operations module
The accident sequence transition figure of setting is adjusted, and then can continue to optimize accident sequence transition figure, makes it more accurate, complete.
Further, the system of the displaying nuclear power station center accident condition transition further includes accident sequence transition figure and tests
Module is demonstrate,proved, for when core processing module calculates current accident sequence and changes the state of each accident node in figure, utilizing
Data have time series characteristic, judge whether each accident node is sent out according to time sequencing in current accident sequence transition figure
It is raw, if it is not, then externally reminding.By the step can help operator find it is potential, fail to be embodied in accident sequence
The accident in figure is changed, and then reminds and is supplemented, makes accident sequence transition figure more complete.
As a kind of preferred embodiment, the display module includes a panel and several LED light, the accident sequence transition
On the panel, each accident node in accident sequence transition figure corresponds to a LED light for figure marking, with lamp it is bright/lamp goes out
Mode shows the state for each accident node being calculated.This display module be suitable for accident node between relation it is apparent,
The occasion that will not often change, cost is relatively low, and can be to avoid maloperation.
As a kind of preferred embodiment, the display module includes a panel and several LED light, the accident sequence transition
Figure marking is on the panel, and each accident node in the accident sequence transition figure corresponds to a LED light, and LED light color can
Adjust, according to the different color of the status display of accident node.
Preferably, the data acquisition module respectively with analog machine, DCS system, KRS (Site Radiation and
Meteorological Monitoring, factory radiation weather monitoring system) system, GAMMA mobile monitoring terminals be connected, institute
State analog machine be used for provide setting operating mode Imitating set state parameter, the DCS system, which is used to providing, current truly to be sent out
Raw unit data, the KRS systems are used to provide current plant area's meteorological data and the meteorological data in nearest certain time,
The GAMMA mobile monitorings terminal is used to provide the environmental data in nearest certain time.
Compared with prior art, the present invention having the following advantages that and beneficial effect:
1st, the present invention utilizes the relation between the accident being likely to occur under several scenes, establishes accident sequence transition
Figure, the accident sequence transition figure can reflect whole unit overall status.Under nuclear emergency manoeuvre or accident condition, based on real-time
Database, using current gathered data and historical data, the evolution of the accident that whole unit overall status can be related into
The clear and definite clearly Dynamic Display of row, and then provide visual technical support for emergent post personnel and decision-maker.
2nd, module hand-manipulated is additionally provided with the present invention, can be to accident sequence set in advance in real work
Transition figure is adjusted, and then can continue to optimize accident sequence transition figure, makes it more accurate, complete.
3rd, accident sequence transition figure verification step is provided with the present invention, there is time series characteristic using data, can
Help operator find it is potential, fail the accident that is embodied in accident sequence transition figure, and then remind and supplemented, make accident
Sequence transition figure is more complete.
Brief description of the drawings
Fig. 1 is the exemplary plot of an accident sequence transition figure.
Fig. 2 is the flow chart of 1 the method for embodiment.
Fig. 3 is the structure diagram of 3 described device of embodiment.
Embodiment
With reference to embodiment and attached drawing, the present invention is described in further detail, but embodiments of the present invention are unlimited
In this.
Embodiment 1
It was found from the correlation theory of safety system engineering, the scene of emergent accident is made of many accident sequences, these
The appearance of accident sequence possesses certain logic rules, and accident early warning can be reached, be preventive from not by effectively utilizing these rules
Right effect.According to the experience accumulated in real work and the research of expert, accident sequence as shown in Figure 1 can be established and become
Figure is moved, includes 3 emergent scenes in accident sequence transition figure, is earthquake, fire, the leakage of core gas respectively, each meets an urgent need
Scene corresponds to a scene column respectively.Each emergent scene includes an accident sequence, and accident sequence is made of several accidents,
Due to possessing certain logic rules between accident, that is, exist " first-rear " or " because of-fruit " relation, therefore wrapped in accident sequence
Include an initial incident, some middle accidents and an end accident, and the contact between these accidents.Reflect this figure
On, each accident is an accident node, and the connection arrow between them represents the sequencing that accident occurs, and has connected
The accident node come is accident sequence.
Certainly, according to the difference of emergent scene, emergent scene can be divided into different granularities, big granularity can wrap
Unit (fire scene and core gas leakage scene can be included in such as earthquake scene) containing small grain size.Carrying out emergent deduction
When, the scene unit of various granularities can realize association according to its internal logic, ultimately form the combination structure of emergent scene, instead
Reflect on this figure, that is, establish the relation between the corresponding accident node in different scene columns, have more accident of overall importance to be formed
Sequence transition figure.It is damaged for example, oil tank occurs in earthquake scene, then the oil depot in fire scene can be caused on fire, in earthquake
Workshop occurs in scene to be shaken, then can cause the equipment damage in core gas leakage scene, the transmission line of electricity in fire scene
Ruined, then can cause safety device failure in core gas leakage scene etc..
A kind of accident sequence transition figure shown in the present embodiment combination Fig. 1 comes that the present invention will be described in detail displaying nuclear power station center
The method of accident condition transition, flow is referring to Fig. 2.
S1:The related data that collection accident necessary for monitoring is wanted.
The data source in emergency data storehouse, mainly includes:
1st, analog machine manoeuvre data:In the set state parameter of setting operating mode Imitating;
2nd, real machine test data:The unit data truly occurred from DCS system;
3rd, real KRS data:The data of plant area's weather environment from KRS systems;
4th, the meteorological data of nearest 1 year:Data from KRS or other met data systems;
5th, the environmental data of nearest one month:From data such as GAMMA mobile monitoring terminals.
Certainly, according to real work needs, other certain adjustment are carried out to gathered data type and approach, for thing
Therefore monitor, all it is expected.
S2:Emergency data storehouse is stored into after above-mentioned data are converted to the data with time series characteristic.Carry out
After conversion, it is stored in after data above being carried out class indication in emergency data storehouse.Criteria for classification can be according to data
Type, such as will be provided with the number of the different-formats such as numeric data, text data and the stream medium data of time series characteristic
It is described, stores and parses according to according to unified metadata regulation.
S3:Accident sequence transition figure is stored into emergency data storehouse.The form of accident sequence transition figure is similar to Fig. 1, by special
Family's setting, is stored in advance in emergency data storehouse.
S4:The data in emergency data storehouse are extracted, then according to existing rule, analysis judgement is carried out to data, is obtained
The state of each accident node in current accident sequence transition figure.
S5:Show current accident sequence transition figure, and each accident knot of calculating is shown on accident sequence transition figure
The state of point.In order to replace accident sequence transition figure at any time, the present embodiment transfers current thing to be used from emergency data storehouse
Therefore sequence transition figure, it is included on a display screen, on accident sequence transition figure each accident node and connection arrow according to
Result of calculation shows corresponding color or shape, if for example, the accident that current accident node represents occurs, display is red,
Otherwise acquiescence shows yellow;Or if the accident that current accident node represents occurs, accident node is represented with star, otherwise
It is defaulted as circle.
In the present embodiment, in the state of each accident node in calculating current accident sequence transition figure, using number
According to time series characteristic, judge whether each accident node is sent out according to time sequencing in current accident sequence transition figure
It is raw, if it is not, then externally reminding.Operator by a manual operation module increase or can delete the accident according to prompting
Accident node in sequence transition figure, adjusts the connection relation between each accident node, adjusts the pass between each scene column
System.Then the accident sequence transition figure newly obtained is stored into emergency data storehouse.And then the thing that system prestores can be continued to optimize
Therefore sequence transition figure, make it more accurate, complete.
Embodiment 2
The present embodiment in addition to following characteristics other structures with embodiment 1:It is apparent, no for relation between some accident nodes
The occasion that can often change, in order to avoid the maloperation of operating personnel, reduces the complexity of cost and system, can be by the accident
Sequence transition figure is directly marked on a panel, and each accident node in the accident sequence transition figure corresponds to a LED light,
By lamp it is bright/lamp go out in a manner of or color characteristic show the state for each accident node being calculated.Since accident sequence becomes
Figure is moved it has been shown that " first-rear " or " because-fruit " relation between accident node, the data of collection are also with time seriesization spy
Property data, therefore according to the upper each accident node state of current figure, it is possible to understand the degree and prediction that current accident occurs
In next step will caused accident, the more conducively emergency operation of operating personnel.
Specifically, can be obtained in step S4 in current accident sequence transition figure after the state of each accident node, send
Signal controls the LED light to go out (default conditions), if hair to the corresponding LED light of each accident node if accident does not occur
Make trouble former, then control the LED light bright.
As a kind of embodiment, the shape of each accident node in current accident sequence transition figure can be obtained in step S4
After state, the corresponding LED light of each accident node is transmitted a signal to, controls the LED light to send sodium yellow if accident does not occur,
In the event of accident, then the LED light is controlled to send red light.Certainly, the color of light can independently be selected according to practical application by user
Select.
Embodiment 3
A kind of accident sequence transition figure shown in the present embodiment combination Fig. 1 comes that the present invention will be described in detail displaying nuclear power station center
The system of accident condition transition, its structure is referring to Fig. 3.
The system that the present embodiment shows nuclear power station center accident condition transition, including:
1st, data acquisition module, the related data wanted for gathering accident necessary for monitoring.
The data acquisition module is connected with analog machine, DCS system, KRS, GAMMA mobile monitoring terminal respectively, the mould
Plan machine is used to provide the set state parameter in setting operating mode Imitating, and the DCS system is used to provide what is currently truly occurred
Unit data, the KRS systems are used to provide current plant area's meteorological data and the meteorological data in nearest certain time, described
GAMMA mobile monitorings terminal is used to provide the environmental data in nearest certain time.
2nd, emergency data records module, special with time seriesization for being converted to the data of data collecting module collected
Emergency data storehouse is stored into after the data of property.
3rd, emergency data storehouse, for storing data and accident sequence transition figure.
4th, core processing module, for extracting the data in emergency data storehouse, then according to existing rule, to data into
Row analysis judges, obtains the state of each accident node in current accident sequence transition figure.
5th, display module, for showing current accident sequence transition figure, and shows calculating on accident sequence transition figure
Each accident node state.
In order to replace accident sequence transition figure at any time, the present embodiment display module includes a display screen, current to be used
Accident sequence transition figure is shown on the display screen, and each accident node and connection arrow are according to calculating on accident sequence transition figure
The corresponding color of the results show or shape.For example, if the accident that current accident node represents occurs, display is red, otherwise
Show yellow etc.;Or if the accident that current accident node represents occurs, accident node is represented with star, is otherwise defaulted as
It is circular.
In the present embodiment, the system of displaying nuclear power station center accident condition transition further includes accident sequence transition figure verification mould
Block, for when core processing module calculates current accident sequence and changes the state of each accident node in figure, utilizing data
With time series characteristic, judge whether each accident node occurs according to time sequencing in current accident sequence transition figure,
If it is not, then externally remind.Operator by a manual operation module increase or can delete the accident sequence according to prompting
The accident node in figure is changed, the connection relation between each accident node is adjusted, adjusts the relation between each scene column.So
The accident sequence transition figure newly obtained is stored into emergency data storehouse afterwards.And then the accident sequence that system prestores can be continued to optimize
Transition figure, makes it more accurate, complete.
Embodiment 4
The present embodiment in addition to following characteristics other structures with embodiment 3:It is apparent, no for relation between some accident nodes
The occasion that can often change, in order to avoid the maloperation of operating personnel, reduces the complexity of cost and system, the display mould
Block includes a panel and several LED light, and the accident sequence transition figure marking is on the panel, the accident sequence transition figure
In each accident node correspond to a LED light, by lamp it is bright/lamp go out in a manner of or color characteristic come show be calculated it is each
The state of accident node.Due to accident sequence transition figure it has been shown that " first-rear " or " because of-fruit " relation between accident node,
The data of collection are also the data with time series characteristic, therefore according to the dispaly state of each LED light on panel, it is possible to
The degree and prediction that clear current accident occurs in next step will caused accidents, the more conducively emergency operation of operating personnel.
Specifically, the state of the core processing module each accident node in current accident sequence transition figure is obtained
Afterwards, the corresponding LED light of each accident node on display module is transmitted a signal to, controls the LED light to go out if accident does not occur
(default conditions), in the event of accident, then control the LED light bright.
As a kind of embodiment, the core processing module each accident in current accident sequence transition figure is obtained
After the state of node, the corresponding LED light of each accident node on display module is transmitted a signal to, is controlled if accident does not occur
The LED light sends sodium yellow, in the event of accident, then controls the LED light to send red light.Certainly, the color of light can be according to reality
Apply and independently selected by user in border.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention and from above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.