CN207038185U - Pressurized-water reactor nuclear power plant core power control device based on Takagi Sugeno fuzzy controls - Google Patents
Pressurized-water reactor nuclear power plant core power control device based on Takagi Sugeno fuzzy controls Download PDFInfo
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- CN207038185U CN207038185U CN201720345540.2U CN201720345540U CN207038185U CN 207038185 U CN207038185 U CN 207038185U CN 201720345540 U CN201720345540 U CN 201720345540U CN 207038185 U CN207038185 U CN 207038185U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model discloses a kind of pressurized-water reactor nuclear power plant core power control device based on Takagi Sugeno fuzzy controls; including control signal backbone module, reactor core protection module, Takagi Sugeno fuzzy control models, control stick speed control module and shutdown module; the device can be according to every real time execution parameter in pressurized-water reactor nuclear power plant reactor core; calculated by Takagi Sugeno fuzzy control models; show that control stick speed and the direction of motion carry out power that is accurate, quickly and stably adjusting pressurized water reactor core, it is ensured that pressurized-water reactor nuclear power plant is stably run；Nuclear plant safety is ensured by reactor core protection module and shutdown module.The device has considered the influence of a variety of interference, load large-scope change to pressurized water reactor core Power Control, there is provided precise and high efficiency, the pressurized water reactor core output control device based on Takagi Sugeno fuzzy controls for adapting to a wide range of load variations.
Description
Technical field
It the utility model is related to pressurized water reactor core power control techniques field, and in particular to one kind is based on Takagi-
The pressurized-water reactor nuclear power plant core power control device of Sugeno fuzzy controls.
Background technology
Pressurized water reactor core is one of capital equipment of pressurized-water reactor nuclear power plant, and its major function is to carry out nuclear reaction, is produced big
The heat of amount.In pressurized-water reactor nuclear power plant running, if pressurized water reactor core power can not be well controlled, it may lead
Cause major accident.Therefore the control of pressurized water reactor core power is particularly important.
Takagi-Sugeno fuzzy control models are made up of Takagi-Sugeno fuzzy controllers, Takagi-Sugeno
Fuzzy controller belongs to prior art, and existing researcher have devised suitable for the control of pressurized-water reactor nuclear power plant core power
Takagi-Sugeno fuzzy controllers, and good control effect has been obtained, deliver correlative theses.
At present, control program used by pressurized water reactor core Power Control, still it is traditional PID control mostly.PID control
Device is the error according to system, and proportion of utilization, integration and difference gauge calculate controlled quentity controlled variable and control executing agency to move.Due to pressing water
Heap reactor core is a nonlinear system, and a variety of interference have uncertainty, while load large-scope change is brought necessarily
Unstability, especially in low- load conditions, traditional PID control system is difficult to quickly and stably control presurized water reactor heap
Core power.
Utility model content
The purpose of this utility model is to solve drawbacks described above of the prior art, there is provided one kind is based on Takagi-
The pressurized-water reactor nuclear power plant core power control device of Sugeno fuzzy controls, to eliminate a variety of interference, load large-scope change etc.
Influence to pressurized water reactor core Power Control.The utility model precise and high efficiency, it is adapted to a wide range of load variations.This practicality is new
Type can adjust control parameter, realize pressurized water reactor core Power Control according to the difference of nuclear power station operating condition.
The purpose of this utility model can be reached by adopting the following technical scheme that：
A kind of pressurized-water reactor nuclear power plant core power control device based on Takagi-Sugeno fuzzy controls, the control
Device includes：Control signal backbone module, reactor core protection module, Takagi-Sugeno fuzzy control models, control stick speed control
Molding block and shutdown module；
Wherein, the control signal backbone module respectively with the reactor core protection module and the Takagi-Sugeno moulds
Paste control module is connected, and the control signal backbone module is by gathering presurized water reactor power real-time running data and entering with reference value
After row contrast processing, while pass to the Takagi-Sugeno fuzzy control models and the reactor core protection module；
The reactor core protection module is connected with the shutdown module, for detecting core temperature, is set when core temperature is higher than
During definite value, being alarmed and forming protection signal passes to the shutdown module；
The shutdown module is connected with the control stick speed control module, and underthrust is determined a need for according to protection signal
Control rod, shutdown is carried out, the control stick speed control module is passed to after forming shutdown signal；
The Takagi-Sugeno fuzzy control models are connected with the control stick speed control module, to what is received
After the contrast result of presurized water reactor power real-time running data and pre-set parameter, calculated, form control command signal
After pass to it is described control stick speed control module；
The control stick speed control module is entered according to control command signal to control stick speed and the control rod direction of motion
Row adjustment, controls pressurized-water reactor nuclear power plant core power, according to shutdown signal, quick underthrust control rod, performs shutdown work.
Further, the control signal backbone module includes real time execution parameter acquisition unit, operational factor and setting
Parameter comparison unit,
Wherein, the real time execution parameter acquisition unit is connected with the operational factor with setup parameter comparison unit, uses
In collection pressurized water reactor core real-time running data,
The operational factor and setup parameter comparison unit respectively with the reactor core protection module and the Takagi-
Sugeno fuzzy control models are connected, for by pre-set parameter with obtained from the real time execution parameter acquisition unit it is real-time
Service data is contrasted, and draws reference locus.
Further, the control signal backbone module also includes data management system, joins with the operational factor and setting
Number comparison unit is connected, for data storage, inquiry, analysis and Knowledge Discovery.
Further, it is characterised in that the reactor core protection module includes：Data processor, temperature determining device and alarm
Device,
The data processor is connected with the temperature determining device, receives from the operational factor and setup parameter pair
Than the reference locus of unit, result is passed into the temperature determining device after handling reference locus；
The temperature determining device is connected with the warning device and the shutdown module respectively, receives from data processing
After the result of device, judge whether core temperature is higher than setting value, and be made whether that the motion command of alarm and protection are believed
Number, then alarm command is passed into warning device, protection signal is passed into shutdown module；
The warning device is used to perform warning function.
Further, the control stick speed control module includes signal conversion unit and rod speed control unit, wherein, institute
State the motion command that signal conversion unit is used to for the movement command signal of control rod to be converted into control control rod, the rod speed control
Unit processed is used to be adjusted or for performing shutdown work control stick speed and the control rod direction of motion.
The utility model is had the following advantages relative to prior art and effect：
1) the utility model employs Takagi-Sugeno fuzzy controllers.Traditional PID control be according to set-point with
Deviation between outputting measurement value, to determine current control input.Compared with traditional PID control, Takagi-Sugeno moulds
It is a kind of rule-based control method to paste control, and, directly using language type control rule, the design basis of controller is existing for it
The field control experience of operating personnel or the knowledge of associated specialist, the accurate mathematical of controlled device need not be established in the design process
Model.Takagi-Sugeno fuzzy control strong robustnesses, there is good antijamming capability.
2) the utility model employs reactor core protection module and shutdown module, to ensure that nuclear plant safety is run.
3) the utility model can eliminate the shadow to pressurized water reactor core Power Control such as a variety of interference, load large-scope change
Ring, precise and high efficiency, be adapted to a wide range of load variations；According to the difference of nuclear power station operating condition, control parameter is adjusted, is realized
Pressurized water reactor core Power Control.
Brief description of the drawings
Fig. 1 is the pressurized water reactor core Power Control based on Takagi-Sugeno fuzzy controls disclosed in the utility model
The structured flowchart of device；
Fig. 2 is the structured flowchart of control signal backbone module in Fig. 1；
Fig. 3 is the structured flowchart of reactor core protection module in Fig. 1；
Fig. 4 is the structured flowchart that stick speed control module is controlled in Fig. 1.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, all other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
Embodiment
As shown in Figures 1 to 4.Fig. 1 is the presurized water reactor based on Takagi-Sugeno fuzzy controls disclosed in the present embodiment
The structured flowchart of core power control device.The device includes control signal backbone module, reactor core protection module, stopped as shown in the figure
Heap module, Takagi-Sugeno fuzzy control models and control stick speed control module.
Wherein, control signal backbone module respectively with reactor core protection module and Takagi-Sugeno fuzzy control model phases
Even.The control signal backbone module is by gathering the real-time running data of pressurized water reactor core and carrying out contrast processing with reference value
Afterwards, Takagi-Sugeno fuzzy control models and reactor core protection module are passed to；The reactor core protection module receives data
Afterwards, data are analyzed and processed, when core temperature is higher than setting value, is just alarmed and protection signal is passed into institute
State shutdown module；The shutdown module judges whether to need quick underthrust control rod, carries out shutdown, then incite somebody to action according to protection signal
Shutdown signal passes to control stick speed control module；The Takagi-Sugeno fuzzy control models are to the data that receive
Analyzed and processed, by calculating, the control stick speed control module is passed to after drawing control command signal；The control
Stick speed control module is according to the control command signals of the received Takagi-Sugeno fuzzy control models, to control
Stick speed and the control rod direction of motion processed are adjusted, and control pressurized-water reactor nuclear power plant core power；When the control stick speed control
When molding block receives the shutdown signal for carrying out shutdown module, quick underthrust control rod, shutdown work is performed.
Wherein, the structured flowchart of control signal backbone module is as shown in Fig. 2 the control signal backbone module includes fortune in real time
Row parameter acquisition unit, operational factor and setup parameter comparison unit.
The real time execution parameter acquisition unit is mainly the real-time running data for gathering pressurized water reactor core.
The operational factor and setup parameter comparison unit be by pre-set parameter with from real time execution parameter acquisition unit
Obtained real-time running data is contrasted, and draws reference locus.
Wherein, control signal backbone module also includes data management system, and data management system is used for data storage, inquiry, divided
Analysis and Knowledge Discovery.
Wherein, the structured flowchart of reactor core protection module is as shown in figure 3, the core temperature protection module includes data processing
Device, temperature determining device and warning device.
After the data processor receives the data from control signal backbone module, data are carried out at analysis
Reason, then result is passed into temperature determining device.
After the temperature determining device receives the data from data processor, judge core temperature whether higher than setting
Value, and the motion command and protection signal of alarm are made whether, then alarm command is passed into warning device, protection signal is passed
Pass shutdown module.
After the warning device receives the alarm command from temperature determining device, warning function is just performed.
Wherein, shutdown module is used to judge whether to need quick underthrust control rod, carries out shutdown, then shutdown signal is transmitted
Control stick speed control module is given, ensures nuclear plant safety.
Wherein, Takagi-Sugeno fuzzy control models receive the data from the control signal backbone module it
Afterwards, the data received are analyzed and processed, by calculating, the control stick speed is passed to after drawing control command signal
Control module.
It is emphasized that Takagi-Sugeno fuzzy control models are made up of Takagi-Sugeno fuzzy controllers,
Takagi-Sugeno fuzzy controllers belong to prior art, and existing researcher have devised suitable for pressurized-water reactor nuclear power plant heap
The Takagi-Sugeno fuzzy controllers of core Power Control, and good control effect has been obtained, deliver correlative theses.
Wherein, the structured flowchart of stick speed control module is controlled as shown in figure 4, the control stick speed control module includes letter
Number conversion unit and rod speed control unit.The signal conversion unit is received from Takagi-Sugeno fuzzy control models
After the movement command signal of the control rod of shutdown module, the movement command signal of control rod is converted into control control rod
Motion command.After the rod speed control unit receives the control rod motion command from signal conversion unit, to control rod
Rod speed and the control rod direction of motion are adjusted, and control pressurized-water reactor nuclear power plant core power；Or shutdown work is performed, ensure core
Power plant safety.
Compared with traditional PID control, Takagi-Sugeno fuzzy controls are rule-based control principles, and it is direct
Rule is controlled using language type, the design basis of controller is the control experience of site operation personnel or the knowledge of associated specialist,
The mathematical models of controlled device need not be established in the design process.Takagi-Sugeno fuzzy control strong robustnesses, tool
There is good antijamming capability.
As described above, the real time execution parameter of the utility model combination pressurized-water reactor nuclear power plant, using Takagi-Sugeno moulds
Control principle is pasted, can be eliminated because of the influence to pressurized water reactor core Power Control such as a variety of interference, load large-scope change, according to pressure
Every real time execution parameter in water-water reactor nuclear power station reactor core, calculated by Takagi-Sugeno fuzzy control models, draw control
Stick speed and the direction of motion accurately, quickly and stably to adjust the power of pressurized water reactor core.The utility model precise and high efficiency, can
To adapt to a wide range of load variations.The utility model can adjust control parameter according to the difference of nuclear power station operating condition, realize
Pressurized water reactor core Power Control.And the utility model employs reactor core protection module and shutdown module, to ensure nuclear power station safety
Row for the national games.
Above-described embodiment is the preferable embodiment of the utility model, but embodiment of the present utility model is not by above-mentioned
The limitation of embodiment, it is other it is any without departing from Spirit Essence of the present utility model with made under principle change, modify, replace
Generation, combination, simplify, should be equivalent substitute mode, be included within the scope of protection of the utility model.
Claims (5)
- A kind of 1. pressurized-water reactor nuclear power plant core power control device based on Takagi-Sugeno fuzzy controls, it is characterised in that The control device includes：Control signal backbone module, reactor core protection module, Takagi-Sugeno fuzzy control models, control Stick speed control module and shutdown module；Wherein, the control signal backbone module respectively with the reactor core protection module and the Takagi-Sugeno Fuzzy Controls Molding block is connected, and the control signal backbone module is by gathering presurized water reactor power real-time running data and being carried out pair with reference value After processing, while pass to the Takagi-Sugeno fuzzy control models and the reactor core protection module；The reactor core protection module is connected with the shutdown module, for detecting core temperature, when core temperature is higher than setting value When, being alarmed and forming protection signal passes to the shutdown module；The shutdown module is connected with the control stick speed control module, and quick underthrust is determined a need for according to protection signal Control rod, shutdown is carried out, the control stick speed control module is passed to after forming shutdown signal；The Takagi-Sugeno fuzzy control models are connected with the control stick speed control module, to the pressure water received Heap power real-time running data passes to the control stick speed control module after forming control command signal；The control stick speed control module is adjusted according to control command signal to control stick speed and the control rod direction of motion It is whole, pressurized-water reactor nuclear power plant core power is controlled, according to Reactor trip signal, quick underthrust control rod, performs shutdown work.
- 2. the pressurized-water reactor nuclear power plant core power control according to claim 1 based on Takagi-Sugeno fuzzy controls Device, it is characterised in that the control signal backbone module, which includes real time execution parameter acquisition unit, operational factor and setting, joins Number comparison unit,Wherein, the real time execution parameter acquisition unit is connected with the operational factor with setup parameter comparison unit, for adopting Collect the real-time running data of pressurized water reactor core,The operational factor and setup parameter comparison unit respectively with the reactor core protection module and the Takagi-Sugeno moulds Paste control module is connected, for the real-time running data obtained by pre-set parameter and from the real time execution parameter acquisition unit Contrasted, and draw reference locus.
- 3. the pressurized-water reactor nuclear power plant core power control according to claim 2 based on Takagi-Sugeno fuzzy controls Device, it is characterised in that the control signal backbone module also includes data management system, with the operational factor and setup parameter Comparison unit is connected, for data storage, inquiry, analysis and Knowledge Discovery.
- 4. the pressurized-water reactor nuclear power plant core power control according to claim 2 based on Takagi-Sugeno fuzzy controls Device, it is characterised in that the reactor core protection module includes：Data processor, temperature determining device and warning device,The data processor is connected with the temperature determining device, receives single from the operational factor and setup parameter contrast The reference locus of member, the temperature determining device is passed to after handling reference locus by result；The temperature determining device is connected with the warning device and the shutdown module respectively, receives from data processor After result, judge whether core temperature is higher than setting value, and be made whether the motion command and protection signal of alarm, then Alarm command is passed into warning device, protection signal is passed into shutdown module；The warning device is used to perform warning function.
- 5. the pressurized-water reactor nuclear power plant core power control according to claim 1 based on Takagi-Sugeno fuzzy controls Device, it is characterised in thatThe control stick speed control module includes signal conversion unit and rod speed control unit, wherein, the signal conversion is single Member be used for by the movement command signal of control rod be converted into control control rod motion command, the rod speed control unit be used for pair Control stick speed and the control rod direction of motion are adjusted or for performing shutdown work.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720345540.2U CN207038185U (en) | 2017-04-01 | 2017-04-01 | Pressurized-water reactor nuclear power plant core power control device based on Takagi Sugeno fuzzy controls |
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| CN201720345540.2U CN207038185U (en) | 2017-04-01 | 2017-04-01 | Pressurized-water reactor nuclear power plant core power control device based on Takagi Sugeno fuzzy controls |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108427271A (en) * | 2018-05-21 | 2018-08-21 | 上海电力学院 | Pressurized-water reactor nuclear power plant primary Ioops coolant temperature control method |
| CN110289112A (en) * | 2019-06-14 | 2019-09-27 | 清华大学 | Nuclear power unit health status diagnostic method based on step analysis and fuzzy evaluation |
| CN111564226A (en) * | 2020-04-03 | 2020-08-21 | 中国原子能科学研究院 | Research stack power automatic regulation method based on fuzzy control |
-
2017
- 2017-04-01 CN CN201720345540.2U patent/CN207038185U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108427271A (en) * | 2018-05-21 | 2018-08-21 | 上海电力学院 | Pressurized-water reactor nuclear power plant primary Ioops coolant temperature control method |
| CN110289112A (en) * | 2019-06-14 | 2019-09-27 | 清华大学 | Nuclear power unit health status diagnostic method based on step analysis and fuzzy evaluation |
| CN111564226A (en) * | 2020-04-03 | 2020-08-21 | 中国原子能科学研究院 | Research stack power automatic regulation method based on fuzzy control |
| CN111564226B (en) * | 2020-04-03 | 2022-05-13 | 中国原子能科学研究院 | Research pile power automatic regulation method based on fuzzy control |
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