CN107132780B - A kind of method and device for screening nuclear power plant's system under evaluation - Google Patents
A kind of method and device for screening nuclear power plant's system under evaluation Download PDFInfo
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- CN107132780B CN107132780B CN201710277106.XA CN201710277106A CN107132780B CN 107132780 B CN107132780 B CN 107132780B CN 201710277106 A CN201710277106 A CN 201710277106A CN 107132780 B CN107132780 B CN 107132780B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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Abstract
The present invention provides a kind of method for screening nuclear power plant's system under evaluation, detection currently meets the condition proved into system capability, and the condition includes that system operational parameters change, equipment state changes and occurs presetting a certain event influenced in external Experience Feedback by FPO；Meet the condition proved into system capability according to currently detected, corresponding classification and its corresponding system under evaluation are filtered out in preset system under evaluation inventory；Wherein, the classification includes nuclear island, conventional island, instrument control and electrical.Implement the present invention, the system influenced by FPO can be filtered out, the forward-looking technology of the flexible service ability of CPR1000 system is promoted to know the real situation, participates in peak load regulation network for unit in future and theories integration is provided.
Description
Technical field
The present invention relates to nuclear power station technical field more particularly to a kind of methods and dress for screening nuclear power plant's system under evaluation
It sets.
Background technique
Nuclear power has the characteristics that " to clean ", " stabilization " and " efficient " as one of important main force's power supply in the whole world, therefore having must
Nuclear power technology is introduced, nuclear power unit is allowed to remain basic load operation, to energy consumption structure of the alleviation China based on coal
Caused environmental problem makes significant contribution.
As China's nuclear power unit number rises year by year, power grid peak-valley difference is widened, and the pressure that nuclear power participates in peak load regulation network increases,
But CPR1000 lacks the practical experience flexibly run, also lacks complete implementation system, existing Load Regulation mode is difficult to full
The requirement of sufficient power grid.Such as Guangdong Province's stressor is higher, it is contemplated that gradually carries out conventional peak regulation after 2017；For another example Fujian Province
Nuclear power installation quantity had risen to 7 already, and installed capacity accounts for the 13% of its electric structure, transports at full capacity in load valley phase nuclear power
It is capable and unrealistic；For another example Liaoning Province's stressor is lower, and red 1,2, No. 3 unit along the river answers grid requirements, has been carried out and drops for a long time
Power operation has unit to be even forced shutdown.
Therefore, it need to be to know the real situation the flexible service ability forward-looking technology of CPR1000 machine set system, create set of rule,
Filter out those systems influenced by FPO (Flexible Power Operations, nuclear power unit are flexibly run).
Summary of the invention
The technical problem to be solved by the embodiment of the invention is that providing a kind of method for screening nuclear power plant's system under evaluation
And device, the system by the flexible influence on system operation of nuclear power unit can be filtered out, before promoting the flexible service ability of CPR1000 system
Looking forward or upwards property technology is known the real situation, and is participated in peak load regulation network for unit in future and is provided theories integration.
In order to solve the above-mentioned technical problem, the embodiment of the invention provides a kind of sides for screening nuclear power plant's system under evaluation
Method, which comprises
S1, detection currently meet the condition proved into system capability, and the condition includes that system operational parameters become
Change, equipment state changes and a certain event in default external Experience Feedback by the flexible influence on system operation of nuclear power unit occurs；
S2, according to the currently detected condition for meeting and being proved into system capability, it is clear in preset system under evaluation
Corresponding classification and its corresponding system under evaluation are filtered out in list；Wherein, the classification include nuclear island, conventional island, instrument control and
Electrically；
Wherein, the step S2 is specifically included:
When currently detected the meeting changes into the condition that system capability is proved for system operational parameters,
The classification filtered out in the preset system under evaluation inventory is nuclear island and conventional island, and further obtaining classification is nuclear island
System under evaluation and classification when corresponding system operational parameters change are that system operational parameters corresponding to conventional island occur
System under evaluation when variation；
Wherein, the step S2 is specifically included:
When currently detected the meeting changes into the condition that system capability is proved for equipment state, in institute
It is instrument control and electrical for stating the classification that filters out in preset system under evaluation inventory, and further obtaining classification is corresponding to instrument control
System under evaluation and classification when equipment state changes are the system to be assessed when electrical corresponding equipment state changes
System；
Wherein, the step S2 is specifically included:
The currently detected condition proved into system capability that meets is preset in external Experience Feedback for appearance
By the flexible influence on system operation of nuclear power unit a certain event when, the classification filtered out in the preset system under evaluation inventory is
Nuclear island, conventional island, instrument control and electrical, and it is described by the flexible influence on system operation of nuclear power unit corresponding to nuclear island for further obtaining classification
System under evaluation, the classification of event are the corresponding system to be assessed by the flexible influence on system operation event of nuclear power unit of institute's conventional island
System, classification are that the system under evaluation and classification by the flexible influence on system operation event of nuclear power unit corresponding to instrument control is electrical right
Answer the system under evaluation by the flexible influence on system operation event of nuclear power unit.
Wherein, the system operational parameters include flow, temperature, pressure, reception amount and the treating capacity of system.
Wherein, the equipment state includes operating frequency, runing time, adjustable range and the redundancy of equipment.
The embodiment of the invention also provides a kind of device for screening nuclear power plant's system under evaluation, described device includes:
Condition detection unit, for detecting the condition for currently meeting and proving into system capability, the condition includes system
Running parameter changes, equipment state changes and occurs flexibly being run shadow by nuclear power unit in default external Experience Feedback
Loud a certain event；
System under evaluation screening unit, for meeting the condition proved into system capability according to currently detected,
Corresponding classification and its corresponding system under evaluation are filtered out in preset system under evaluation inventory；Wherein, the classification packet
Include nuclear island, conventional island, instrument control and electrical；Wherein, the system under evaluation screening unit includes:
First screening module is system work for the currently detected condition proved into system capability that meets
When changing as parameter, the classification filtered out in the preset system under evaluation inventory is nuclear island and conventional island, is gone forward side by side
It is that system under evaluation when system operational parameters corresponding to nuclear island change and classification are right by conventional island that one step, which obtains classification,
System under evaluation when system operational parameters being answered to change；
Second screening module is equipment shape for the currently detected condition proved into system capability that meets
When state changes, the classification filtered out in the preset system under evaluation inventory further obtains for instrument control and electrically
It is system under evaluation and classification when equipment state corresponding to instrument control changes to classification is electrical corresponding equipment state hair
System under evaluation when changing；
Third screening module is to occur in advance for the currently detected condition proved into system capability that meets
If when in external Experience Feedback by a certain event of the flexible influence on system operation of nuclear power unit, in the preset system under evaluation inventory
In the classification that filters out be nuclear island, conventional island, instrument control and electrical, and it is described by nuclear power corresponding to nuclear island for further obtaining classification
System under evaluation, the classification of the flexible influence on system operation event of unit are corresponding described by the flexible influence on system operation of nuclear power unit for institute's conventional island
The system under evaluation of event, classification be the system under evaluation by the flexible influence on system operation event of nuclear power unit corresponding to instrument control and
Classification is the electrical corresponding system under evaluation by the flexible influence on system operation event of nuclear power unit.
Wherein, the system operational parameters include flow, temperature, pressure, reception amount and the treating capacity of system.
Wherein, the equipment state includes operating frequency, runing time, adjustable range and the redundancy of equipment.
The implementation of the embodiments of the present invention has the following beneficial effects:
1, application through the invention can promote the forward-looking technology of the flexible service ability of CPR1000 system to know the real situation, be
Unit in future participates in peak load regulation network and provides theories integration；
2, application through the invention can promote the abundant nuclear power unit method of operation, excellent from original long-term basic load operation
A variety of combinations flexibly run are turned to, is the requirement of responsive electricity grid in future, the option of flexible output power is provided；
3, application through the invention can promote to solve group and more base users participate in the urgent of peak load regulation network and need
It asks；
4, application through the invention can assist in power plant and prove the feasibility flexibly run, in the future to nuclear safety office
Application license provides the deposit of technological document, technical data.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without any creative labor, according to
These attached drawings obtain other attached drawings and still fall within scope of the invention.
Fig. 1 is a kind of flow chart of method for screening nuclear power plant's system under evaluation provided in an embodiment of the present invention；
Fig. 2 is a kind of structural schematic diagram of device for screening nuclear power plant's system under evaluation provided in an embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
Step ground detailed description.
As shown in Figure 1, a kind of method of the screening nuclear power plant system under evaluation provided is described in the embodiment of the present invention
Method includes:
Step S1, detection currently meets the condition proved into system capability, and the condition includes system operational parameters hair
Changing, equipment state change and occur presetting a certain thing in external Experience Feedback by the flexible influence on system operation of nuclear power unit
Part；
Detailed process is, the embodiment of the present invention be from system operational parameters, equipment state and external Experience Feedback these three
Dimension identifies nuclear power plant by the system under evaluation of the flexible influence on system operation of nuclear power unit, ensures system under evaluation inventory with this
Completeness and efficiency.
As long as system operational parameters (flow of such as system, temperature, pressure, the reception under nuclear power unit flexible operation modes
Amount and treating capacity etc.) when changing, think to receive the flexible influence on system operation of nuclear power unit, so that it may be included in system capability opinion
Card condition；As long as (operating frequency of such as equipment, adjusts model at runing time to equipment state under nuclear power unit flexible operation modes
Enclose with redundancy etc.) when changing, think to receive the flexible influence on system operation of nuclear power unit, so that it may be included in system capability opinion
Card condition；As long as occurring flexibly being run shadow by nuclear power unit in default external Experience Feedback under nuclear power unit flexible operation modes
Loud a certain event is included in system capability demonstration condition.
It should be noted that the inventory of external Experience Feedback is the model progress previously according to the current nuclear power unit of nuclear power plant
It formulates, such as the EDF of France.Similarly, system under evaluation inventory is also predetermined, which has corresponding
Classification and each classification have multiple and different system under evaluation, and each system under evaluation have multiple and different symbols
Close the condition of demonstration.
Step S2, the condition proved into system capability is met according to currently detected, in preset system to be assessed
Corresponding classification and its corresponding system under evaluation are filtered out in system inventory；Wherein, the classification includes nuclear island, conventional island, instrument
It controls and electrical.
Detailed process is that the embodiment of the present invention is exported from nuclear island, conventional island, instrument control and this electrical four dimensions to comb
Achievement so that operability with higher and stronger logicality.This four dimensions is classified according to the professional degree of correlation,
It is the classification standard that expert discussion is arranged later；Wherein, nuclear island refers to nuclear power plant's primary heat transport system and some safety and auxiliary
System, such as engineered safety system, core auxiliary system, three-protection design system；Conventional island refers to secondary circuit related system, including
Steam turbine circuit, recirculating cooling water system etc.；Instrument control refers to that reactor controls relevant system；It electrically refers to electrical
The associated system of profession and equipment.
Since the condition proved into system capability is different for currently detected meeting, the achievement of combing output
Difference, specific as follows:
It is (1) currently detected to meet when changing into the condition that system capability is proved for system operational parameters,
The classification filtered out in preset system under evaluation inventory is nuclear island and conventional island, and it is right for nuclear island further to obtain classification
System under evaluation and classification when system operational parameters being answered to change are that system operational parameters corresponding to conventional island change
When system under evaluation；
(2) currently detected to meet when changing into the condition that system capability is proved for equipment state, pre-
If system under evaluation inventory in the classification that filters out be instrument control and electrical, and further obtaining classification is equipment corresponding to instrument control
System under evaluation and classification when state changes are system under evaluation when electrical corresponding equipment state changes；
(3) it is currently detected meet the condition proved into system capability for occur in default external Experience Feedback by
When a certain event of the flexible influence on system operation of nuclear power unit, the classification that is filtered out in preset system under evaluation inventory be nuclear island,
Conventional island, instrument control and electrical, and it is above-mentioned by the flexible influence on system operation event of nuclear power unit corresponding to nuclear island for further obtaining classification
System under evaluation, classification for institute's conventional island correspond to above-mentioned system under evaluation, class by the flexible influence on system operation event of nuclear power unit
Not Wei above-mentioned system under evaluation and classification by the flexible influence on system operation event of nuclear power unit corresponding to instrument control be it is electrical it is corresponding on
State the system under evaluation by the flexible influence on system operation event of nuclear power unit.
It is understood that flexibly being run since the embodiment of the present invention can be filtered out according to different condition by nuclear power unit
The system of influence participates in peak load regulation network for unit in future and provides theories integration, while so as to the subsequent system filtered out to these
It improves, enables nuclear power plant to be optimized for a variety of combinations flexibly run from original long-term basic load operation, to respond in the future
The requirement of power grid provides the option etc. of flexible output power.
In one embodiment, it is first determined currently meet the condition proved into system capability, and examined according to current
The condition measured selects classification in the preset system under evaluation inventory of the following table 1, and classification selected by further screening is respectively
Corresponding system under evaluation.
Table 1
It changes as currently met into the condition that system capability is proved for flow system flow, selects class in table 1 later
Other nuclear island and conventional island, and the system under evaluation (such as RCV/RCP) when further correspondence system flow changes in nuclear island
With the system under evaluation (such as ABP/AHP, GST) when correspondence system flow changes in conventional island.
As shown in Fig. 2, a kind of device of the screening nuclear power plant system under evaluation provided is described in the embodiment of the present invention
Device includes:
Condition detection unit 110, for detecting the condition for currently meeting and proving into system capability, the condition includes being
Running parameter changes system, equipment state changes and occurs flexibly being run in default external Experience Feedback by nuclear power unit
The a certain event influenced；
System under evaluation screening unit 120, for meeting the item proved into system capability according to currently detected
Part filters out corresponding classification and its corresponding system under evaluation in preset system under evaluation inventory；Wherein, the classification
Including nuclear island, conventional island, instrument control and electrical.
Wherein, system under evaluation screening unit 120 includes the first screening module, and first screening module is used for current institute
Detect meet into system capability prove condition change for system operational parameters when, in preset system under evaluation
The classification filtered out in inventory is nuclear island and conventional island, and further obtaining classification is that system operational parameters corresponding to nuclear island occur
System under evaluation and classification when variation are system under evaluation when system operational parameters corresponding to conventional island change.
Wherein, system under evaluation screening unit 120 further includes the second screening module, and second screening module is for current
It is detected to meet when changing into the condition that system capability is proved for equipment state, it is clear in preset system under evaluation
The classification filtered out in list is for instrument control and electrically, and further obtaining classification is when equipment state corresponding to instrument control changes
System under evaluation and classification are system under evaluation when electrical corresponding equipment state changes.
Wherein, system under evaluation screening unit 120 further includes third screening module, and the third screening module is for current
The detected condition proved into system capability that meets flexibly is transported to occur presetting in external Experience Feedback by nuclear power unit
When a certain event that row influences, the classification filtered out in preset system under evaluation inventory is nuclear island, conventional island, instrument control and electricity
Gas, and further obtaining classification is above-mentioned system under evaluation, class by the flexible influence on system operation event of nuclear power unit corresponding to nuclear island
Not for institute's conventional island correspond to above-mentioned system under evaluation, classification by the flexible influence on system operation event of nuclear power unit be corresponding to instrument control on
It is electrical corresponding above-mentioned flexible by nuclear power unit for stating by the system under evaluation and classification of the flexible influence on system operation event of nuclear power unit
The system under evaluation of influence on system operation event.
Wherein, the system operational parameters include flow, temperature, pressure, reception amount and the treating capacity of system.
Wherein, the equipment state includes operating frequency, runing time, adjustable range and the redundancy of equipment.
The implementation of the embodiments of the present invention has the following beneficial effects:
1, application through the invention can promote the forward-looking technology of the flexible service ability of CPR1000 system to know the real situation, be
Unit in future participates in peak load regulation network and provides theories integration；
2, application through the invention can promote the abundant nuclear power unit method of operation, excellent from original long-term basic load operation
A variety of combinations flexibly run are turned to, is the requirement of responsive electricity grid in future, the option of flexible output power is provided；
3, application through the invention can promote to solve group and more base users participate in the urgent of peak load regulation network and need
It asks；
4, application through the invention can assist in power plant and prove the feasibility flexibly run, in the future to nuclear safety office
Application license provides the deposit of technological document, technical data.
It is worth noting that, in above-mentioned apparatus embodiment, included each system unit only according to function logic into
What row divided, but be not limited to the above division, as long as corresponding functions can be realized；In addition, each functional unit
Specific name is also only for convenience of distinguishing each other, the protection scope being not intended to restrict the invention.
Those of ordinary skill in the art will appreciate that implement the method for the above embodiments be can be with
Relevant hardware is instructed to complete by program, the program can be stored in a computer readable storage medium,
The storage medium, such as ROM/RAM, disk, CD.
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, therefore equivalent changes made in accordance with the claims of the present invention, is still within the scope of the present invention.
Claims (6)
1. a kind of method for screening nuclear power plant's system under evaluation, which is characterized in that the described method includes:
S1, detection currently meet the condition proved into system capability, and the condition includes that system operational parameters are changed, set
Standby state changes and occurs presetting a certain event in external Experience Feedback by the flexible influence on system operation of nuclear power unit；
S2, the condition proved into system capability is met according to currently detected, in preset system under evaluation inventory
Filter out corresponding classification and its corresponding system under evaluation；Wherein, the classification includes nuclear island, conventional island, instrument control and electrical；
Wherein, the step S2 is specifically included:
When currently detected the meeting changes into the condition that system capability is proved for system operational parameters, in institute
Stating the classification filtered out in preset system under evaluation inventory is nuclear island and conventional island, and it is right for nuclear island further to obtain classification
System under evaluation and classification when system operational parameters being answered to change are that system operational parameters corresponding to conventional island change
When system under evaluation；
Wherein, the step S2 is specifically included:
When currently detected the meeting changes into the condition that system capability is proved for equipment state, described pre-
If system under evaluation inventory in the classification that filters out be instrument control and electrical, and further obtaining classification is equipment corresponding to instrument control
System under evaluation and classification when state changes are system under evaluation when electrical corresponding equipment state changes；
Wherein, the step S2 is specifically included:
The currently detected condition proved into system capability that meets is preset in external Experience Feedback for appearance by core
When a certain event of the flexible influence on system operation of motor group, the classification filtered out in the preset system under evaluation inventory is core
Island, conventional island, instrument control and electrical, and it is described by the flexible influence on system operation thing of nuclear power unit corresponding to nuclear island for further obtaining classification
The system under evaluation of part, classification be the corresponding system under evaluation by the flexible influence on system operation event of nuclear power unit of institute's conventional island,
It by the system under evaluation and classification of the flexible influence on system operation event of nuclear power unit is electrical corresponding that classification, which is described corresponding to instrument control,
The system under evaluation by the flexible influence on system operation event of nuclear power unit.
2. the method as described in claim 1, which is characterized in that the system operational parameters include the flow of system, temperature, pressure
Power, reception amount and treating capacity.
3. the method as described in claim 1, which is characterized in that when the equipment state includes the operating frequency of equipment, operation
Between, adjustable range and redundancy.
4. a kind of device for screening nuclear power plant's system under evaluation, which is characterized in that described device includes:
Condition detection unit, for detecting the condition for currently meeting and proving into system capability, the condition includes system work
Parameter changes, equipment state changes and occurs in default external Experience Feedback by the flexible influence on system operation of nuclear power unit
A certain event；
System under evaluation screening unit, for meeting the condition proved into system capability according to currently detected, pre-
If system under evaluation inventory in filter out corresponding classification and its corresponding system under evaluation；Wherein, the classification includes core
Island, conventional island, instrument control and electrical；
Wherein, the system under evaluation screening unit includes:
First screening module is system work ginseng for the currently detected condition proved into system capability that meets
When number changes, the classification filtered out in the preset system under evaluation inventory is nuclear island and conventional island, and further
It is the corresponding system of conventional island that obtain classification, which be the system under evaluation and classification when system operational parameters corresponding to nuclear island change,
System under evaluation when system running parameter changes；
Second screening module is sent out for the currently detected condition proved into system capability that meets for equipment state
When changing, the classification filtered out in the preset system under evaluation inventory further obtains class for instrument control and electrically
Not Wei system under evaluation and classification of the equipment state corresponding to instrument control when changing be that electrical corresponding equipment state becomes
System under evaluation when change；
Third screening module is to occur outside default for the currently detected condition proved into system capability that meets
When in portion's Experience Feedback by a certain event of the flexible influence on system operation of nuclear power unit, sieved in the preset system under evaluation inventory
The classification selected is nuclear island, conventional island, instrument control and electrical, and it is described by nuclear power unit corresponding to nuclear island for further obtaining classification
System under evaluation, the classification of flexible influence on system operation event are corresponding described by the flexible influence on system operation event of nuclear power unit for institute's conventional island
System under evaluation, classification be the system under evaluation and classification by the flexible influence on system operation event of nuclear power unit corresponding to instrument control
For the electrical corresponding system under evaluation by the flexible influence on system operation event of nuclear power unit.
5. device as claimed in claim 4, which is characterized in that the system operational parameters include the flow of system, temperature, pressure
Power, reception amount and treating capacity.
6. device as claimed in claim 4, which is characterized in that when the equipment state includes the operating frequency of equipment, operation
Between, adjustable range and redundancy.
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| CN110415846B (en) * | 2019-08-14 | 2021-08-06 | 苏州热工研究院有限公司 | Method for identifying affected equipment of nuclear power unit in long-term temporary stop |
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