CN107390656A - Nuclear power DCS xenon poison automatic verification methods and device - Google Patents
Nuclear power DCS xenon poison automatic verification methods and device Download PDFInfo
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- CN107390656A CN107390656A CN201710633882.9A CN201710633882A CN107390656A CN 107390656 A CN107390656 A CN 107390656A CN 201710633882 A CN201710633882 A CN 201710633882A CN 107390656 A CN107390656 A CN 107390656A
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- 229910052724 xenon Inorganic materials 0.000 title claims abstract description 175
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 title claims abstract description 173
- 238000000034 method Methods 0.000 title claims abstract description 82
- 231100000614 poison Toxicity 0.000 title claims abstract description 78
- 239000002574 poison Substances 0.000 title claims abstract description 78
- 238000012795 verification Methods 0.000 title claims abstract description 25
- 238000004364 calculation method Methods 0.000 claims abstract description 103
- 230000008569 process Effects 0.000 claims abstract description 47
- 230000004992 fission Effects 0.000 claims abstract description 16
- 229910052740 iodine Inorganic materials 0.000 claims description 32
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 30
- 239000011630 iodine Substances 0.000 claims description 30
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 14
- 230000008859 change Effects 0.000 claims description 13
- 230000004907 flux Effects 0.000 claims description 6
- 108090000623 proteins and genes Proteins 0.000 claims description 5
- 241001269238 Data Species 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 230000001186 cumulative effect Effects 0.000 claims description 4
- 230000001419 dependent effect Effects 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims description 3
- 230000009257 reactivity Effects 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 18
- 230000006870 function Effects 0.000 description 11
- 231100000611 venom Toxicity 0.000 description 7
- 238000013480 data collection Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 238000010835 comparative analysis Methods 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000003556 assay Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 230000004807 localization Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000013178 mathematical model Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000000205 computational method Methods 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004141 dimensional analysis Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000011990 functional testing Methods 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- FHNFHKCVQCLJFQ-RNFDNDRNSA-N xenon-135 Chemical compound [135Xe] FHNFHKCVQCLJFQ-RNFDNDRNSA-N 0.000 description 1
Classifications
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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
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/41845—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by system universality, reconfigurability, modularity
-
- 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
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/33—Director till display
- G05B2219/33273—DCS distributed, decentralised controlsystem, multiprocessor
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Manufacturing & Machinery (AREA)
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
The invention belongs to the technical field of nuclear-power reactor control, it is low and the technical problem of complex calculation can not be completed in order to solve efficiency existing for manual test xenon poison present in prior art, the present invention provide it is a kind of can automatically, it is accurate, be rapidly completed nuclear power station xenon malicious nuclear power DCS xenon poison automatic verification methods and device；Methods described includes：Receive the related parameter of the xenon neutron fission of user's input；Calculating is balanced based on the xenon neutron parameter, tracking calculates and prediction calculates；Wherein, the EQUILIBRIUM CALCULATION FOR PROCESS can export balance xenon concentration, the tracking calculating can output tracking xenon concentration, the prediction calculating can export prediction xenon concentration；Contrasted automatically based on the balance xenon concentration, the tracking xenon concentration, the prediction xenon concentration, and the output result after being contrasted.
Description
Technical field
The present invention relates to the technical field of nuclear-power reactor control, more particularly to a kind of nuclear power DCS xenons poison automatic Verification
Method and apparatus.
Background technology
DCS (Distributed Control System) is the english abbreviation of dcs, in nuclear power field
Commonly using DCS as nuclear plant digital I＆C system.And in nuclear power plant reactor running, real-time tracking calculates xenon
Concentration and xenon poison value (total contribution to reactor) and predicted in the case of given anticipating power changing rule xenon concentration and
The change pair of xenon poison value determines that Control strategy is significant；Predict the corresponding function of change of xenon concentration and xenon poison value
It is closely related with operating states of the units, the quantitative relation and calculated relationship of complexity be present；As described in Figure 1, as shown in figure 1, xenon-
In 135 mechanism of production, γI、γXRepresent fission I and xenon (Xe) yield every time, λI、λXRepresent that I and Xe cooling is normal
Number, σXRepresent the microscopic capture cross-section of (Xe).
Inventor has found during the present invention is realized：The test of nuclear power station proprietary feature software, the weight of test job
Point focuses on examining the correctness of result of calculation in functional test；Lack can by xenon poison testing tool；At present only
The mode of manual test can be taken, although this mode can cover most test case, is run all the year round in nuclear power generating sets
Under, before the calculating data surface by magnanimity caused by numerous and diverse mathematical operation, what is showed is not only that testing efficiency is low
The problem of, it is often more important that：Balance, track with predicting that calculation switches repeatedly, four core power measuring point currencys, quality
The real-time change of position, operator's man-machine interaction is to calculating initial value, the influence for calculating the factor etc., and these factors are on time axis
Intercouple, accumulate, the superposition repeatedly of a variety of test scenes can be caused, these diversity can not be picked by equivalence class partition
Remove, and almost what can not all do manual test in this respect.
The content of the invention
It is low and complex calculation can not be completed in order to solve efficiency existing for manual test xenon poison present in prior art
Technical problem, the present invention provide it is a kind of can automatically, nuclear power DCS xenons poison that is accurate, being rapidly completed nuclear power station xenon poison chemically examines automatically
Demonstrate,prove method and apparatus.
To achieve these goals, technical scheme provided by the invention includes：
On the one hand, there is provided a kind of nuclear power DCS xenons poison automatic verification method, it is characterised in that including：
Receive the related parameter of the xenon neutron fission of user's input；
Calculating is balanced based on the xenon neutron parameter, tracking calculates and prediction calculates；Wherein, the EQUILIBRIUM CALCULATION FOR PROCESS energy
Enough output balance xenon concentrations, the tracking calculating can output tracking xenon concentration, it is dense that the prediction calculating can export prediction xenon
Degree；
Contrasted automatically based on the balance xenon concentration, the tracking xenon concentration, the prediction xenon concentration, and acquisition pair
Output result than after.
Preferably, the EQUILIBRIUM CALCULATION FOR PROCESS is based on current power or is manually entered power progress negative reaction the embodiment of the present invention
Regulatory factor calculates and moment reactor core neutron flux calculates, and exports balance xenon concentration；And after completing once balance calculating, institute
State the initial value that EQUILIBRIUM CALCULATION FOR PROCESS result can calculate as the tracking and the prediction calculates.
The embodiment of the present invention is preferably, described when seeking the negative reaction regulatory factor, calculates reactor core cycle burnup and considers it
The cumulative effect of power in time, realtime power value and keeps all variables to exist also with time correlation after tracking calculates
Temporal synchronization.
Preferably, the tracking calculating needs to call the first iterative calculation module the embodiment of the present invention, and based on described the
One iterative calculation module and the calculation of initial value of selection obtain the tracking xenon concentration；Wherein, the first iterative calculation module
Using power of four real-time relative powers after HAVE algorithmic block computings, the initial value can be from tracking calculated value, balance
Selected in calculated value or prediction calculated value.
Preferably, the prediction calculating needs to call secondary iteration computing module the embodiment of the present invention, and based on described the
Two iterative calculation modules and the calculation of initial value of selection obtain the tracking xenon concentration；Wherein, the secondary iteration computing module
Using the power carried out to the power trend that is generated as described point obtained by periodic sampling linear transfor again, the initial value can be from
Selected in tracking calculated value or EQUILIBRIUM CALCULATION FOR PROCESS value.
Preferably, the calculation formula of the xenon poison is the embodiment of the present invention：
Wherein, ρ unit is PCM, and υ is the average neutron number fissioned every time, and Σ f are reactor core macroscopic fission cross section, and C is anti-
Answering property Dynamic gene, the microcosmic absorption cross-section of σ X xenons；Xf=XC,
Φ m=Φ nom × Pm, λ m=λX+Φm×σX；αI=exp (- λI△tm)；αX=exp (- λm△tm)；
Wherein, Pm, △ tm, Im, Xm are input datas, XCIt is outcome variable value,
λm、αI、αXIt is intermediate variable, γI、γX、λI、λX、σX, Σ f be nuclear parameter.
The embodiment of the present invention preferably, iterative calculation is respectively arranged with the tracking calculates and the prediction calculates,
And the malicious value of xenon concentration, iodine concentration, xenon for calculating initial segment first, predetermined mathematical model formation is then substituted into respectively and is calculated
The xenon concentration of ending segment, iodine concentration, xenon poison value；Again using xenon concentration, iodine concentration, xenon the poison value of ending segment again as between future time
The xenon concentration of initial segment after, iodine concentration, xenon poison value, and power as a dependent variable in real-time change, through calculation process
After also assist in calculating, then calculate the malicious value of xenon concentration, iodine concentration, xenon of next time interval ending segment again,
Iteration is gone back again, is gone round and begun again and is persistently gone on.
The embodiment of the present invention preferably, if the currency of some power measuring point or quality position change suddenly, is sentenced
It is set to the DCS platform faults.
On the other hand, the present invention also provides a kind of nuclear power DCS xenons poison automatic Verification device, it is characterised in that including：
Input block, with the related parameter of the xenon neutron fission to receiving user's input；
Arithmetic processor, for loading and performing any one nuclear power DCS xenons poison automatic verification method as described above；
Output unit, for exporting the result of the arithmetic processor computing.
Preferably, the computer language that the arithmetic processor is loaded and performed is VBA programming languages to the embodiment of the present invention；
And the chronomere split in the VBA programming languages is faster than server data collection period in the nuclear power DCS.
Using above-mentioned technical proposal provided by the invention, one kind in following beneficial effect can be at least obtained：
The 1st, a kind of independent xenon poison automatic computing equipment and method are provided, all computing functions of xenon poison can be covered and obtained
Go out result of calculation；Result of calculation can contrast automatically, so as to realize the automatic test calculated the venomous scheme of nuclear power station DCS xenons.
2nd, it can simulate that nuclear power scene is issuable, a variety of operations of operator, form corresponding test scene,
Complete more accurate, comprehensive test.
3rd, being capable of more acceleration, efficiency, accuracy and precision, iteration so that nuclear power station DCS xenon poison can be always
Lasting detection.
If the 4, the currency of some power measuring point or quality position change suddenly, can by automatic assay device and
Method, directly it is determined as the DCS platform faults, being capable of quick and precisely Wrong localization data.
5th, the chronomere split in VBA programming languages is faster than server data collection period in the nuclear power DCS；Can be with
Meet the high requirement of computational accuracy.
The further feature and advantage of invention will illustrate in the following description, also, partly become aobvious from specification
And be clear to, or understood by implementing technical scheme.The purpose of the present invention and other advantages can be by illustrating
Specifically noted structure and/or flow are realized and obtained in book, claims and accompanying drawing.
Brief description of the drawings
Fig. 1 is a kind of xenon-135 mechanism of production figure in the prior art.
Fig. 2 is a kind of block diagram for nuclear power DCS xenons poison automatic Verification device that first embodiment of the invention provides.
Fig. 3 is a kind of flow chart for nuclear power DCS xenons poison automatic verification method that first embodiment of the invention provides.
Fig. 4 is a kind of functional structure frame for nuclear power DCS xenons poison automatic Verification device that second embodiment of the invention provides
Figure.
Fig. 5 is a kind of flow chart for nuclear power DCS xenons poison automatic verification method that second embodiment of the invention provides.
Fig. 6 is what is iterated to calculate in a kind of nuclear power DCS xenons poison automatic verification method that second embodiment of the invention provides
Flow chart.
Fig. 7 is the negative reaction regulatory factor schematic diagram of calculation result that second embodiment of the invention provides.
Fig. 8 is the schematic diagram at the EQUILIBRIUM CALCULATION FOR PROCESS interface that second embodiment of the invention provides.
Fig. 9 is the schematic diagram that interface is manually entered in the EQUILIBRIUM CALCULATION FOR PROCESS that second embodiment of the invention provides.
Figure 10 is the schematic diagram that the tracking of xenon poison calculates interface in the platform that second embodiment of the invention provides.
Figure 11 is that a kind of exemplary tracking of xenon poison in the platform that second embodiment of the invention provides calculates the signal of the page
Figure.
Figure 12 is a kind of signal of exemplary tracking result of calculation of xenon poison in the platform that second embodiment of the invention provides
Figure.
Embodiment
Embodiments of the present invention are described in detail below with reference to drawings and Examples, and how the present invention is applied whereby
Technological means solves technical problem, and the implementation process for reaching technique effect can fully understand and implement according to this.Need to illustrate
, these specific descriptions are to allow those of ordinary skill in the art to be more prone to, clearly understand the present invention, rather than to this hair
Bright limited explanation；And if conflict is not formed, each embodiment in the present invention and each spy in each embodiment
Sign can be combined with each other, and the technical scheme formed is within protection scope of the present invention.
In addition, can be in the control system of a such as group controller executable instruction the flow of accompanying drawing illustrates the step of
Middle execution, although also, show logical order in flow charts, in some cases, can be with different from herein
Order performs shown or described step.
Below by the drawings and specific embodiments, technical scheme is described in detail：
Embodiment one
As shown in Fig. 2 the present embodiment provides a kind of nuclear power DCS xenons poison automatic verification method, this method includes：
S110, receive the related parameter of the xenon neutron fission of user's input；I.e. user inputs from specified user interface and needed
The parameter to set in advance, such as the related parameter of xenon neutron fission is inputted (hereinafter by computer keyboard or touch-screen
The input data referred to)；
S120, calculating, tracking calculating and prediction calculating are balanced based on xenon neutron parameter；Wherein, EQUILIBRIUM CALCULATION FOR PROCESS can
Output balance xenon concentration, tracking calculating can output tracking xenon concentration, prediction calculating can export prediction xenon concentration；That is this implementation
, it is necessary to be balanced calculating simultaneously, tracking calculates and prediction meter during xenon poison automatic Verification in the technical scheme that example refers to
Calculate, every kind of parameter being related to that calculates is also possible to influence each other；
S130, contrasted automatically based on balance xenon concentration, tracking xenon concentration, prediction xenon concentration, and after being contrasted
Output result；It is analyzed based on the balance xenon concentration in step S120, tracking xenon concentration, prediction xenon concentration, and will
Output result after contrast is analyzed, and the result of analysis includes but is not limited to：Rejecting abnormalities data, it is accurately positioned abnormal number
According to；Xenon concentration, tracking xenon concentration, prediction xenon concentration comparative analysis result will be balanced, can be more accurately from multiple dimensional analysis
Xenon poison coefficient of injury that may be present.And the contrast in the present embodiment, it is not essential however to which three kinds of data results are forced and entered
Row comparative analysis, and a variety of result of calculations are showed into user, user oneself can analyze the data of a variety of result of calculations.
The nuclear power DCS xenon poison automatic verification methods provided by the present embodiment, all calculating work(of xenon poison can be covered
Result of calculation and can be drawn；Result of calculation can be contrasted automatically, and the automation that the venomous scheme of nuclear power station DCS xenons is calculated is surveyed so as to realize
Examination.
Preferably, EQUILIBRIUM CALCULATION FOR PROCESS is based on current power or is manually entered power progress negative reaction regulatory factor the present embodiment
Calculate and moment reactor core neutron flux calculates, and export balance xenon concentration；And after completing once balance calculating, EQUILIBRIUM CALCULATION FOR PROCESS knot
The initial value that fruit can calculate as tracking and prediction calculates.
The present embodiment preferably, when seeking negative reaction regulatory factor, calculates reactor core cycle burnup and considers its power in time
Cumulative effect, by tracking calculate after realtime power value also with time correlation, keep the synchronization of all variables in time.
Preferably, tracking calculating needs to call the first iterative calculation module the present embodiment, and based on the first iterative calculation mould
Block and the calculation of initial value of selection obtain tracking xenon concentration；Wherein, the first iterative calculation module uses four real-time relative powers
Power after HAVE algorithmic block computings, initial value can select from tracking calculated value, EQUILIBRIUM CALCULATION FOR PROCESS value or prediction calculated value
Select.
Preferably, prediction calculating needs to call secondary iteration computing module the present embodiment, and calculates mould based on secondary iteration
Block and the calculation of initial value of selection obtain tracking xenon concentration；Wherein, secondary iteration computing module is used to being generated by described point
Power trend carries out the periodic sampling power obtained by linear transfor again, and initial value can be from tracking calculated value or EQUILIBRIUM CALCULATION FOR PROCESS value
Middle selection.
Preferably, the calculation formula of xenon poison is the embodiment of the present invention：
Wherein, ρ unit is PCM, and υ is the average neutron number fissioned every time, and Σ f are reactor core macroscopic fission cross section, and C is anti-
Answering property Dynamic gene, the microcosmic absorption cross-section of σ X xenons；Xf=XC,
Φ m=Φ nom × Pm, λ m=λX+Φm×σX；αI=exp (- λI△tm)；αX=exp (- λm△tm)；
Wherein, Pm, △ tm, Im, Xm are input datas, XCIt is outcome variable value,
λm、αI、αXIt is intermediate variable, γI、γX、λI、λX、σX, Σ f be nuclear parameter.
The present embodiment preferably, is respectively arranged with iterative calculation, and calculate first in tracking calculates and prediction calculates
Go out the malicious value of xenon concentration, iodine concentration, xenon of initial segment, then respectively substitution predetermined mathematical model formation calculate ending segment xenon it is dense
Degree, iodine concentration, xenon poison value；Again using xenon concentration, iodine concentration, xenon the poison value of ending segment again as the initial segment after following time interval
Xenon concentration, iodine concentration, xenon poison value, and power as a dependent variable in real-time change, meter is also assisted in after calculation process
In calculation, the malicious value of xenon concentration, iodine concentration, xenon of next time interval ending segment is then calculated again, then iteration is gone back, Zhou Erfu
Beginning persistently goes on.
The present embodiment preferably, if the currency of some power measuring point or quality position change suddenly, is determined as
DCS platform faults.
On the other hand, the present embodiment also provides a kind of nuclear power DCS xenons poison automatic Verification device, and the device includes：
Input block 110, with the related parameter of the xenon neutron fission to receiving user's input；Input block 110 is provided with
Predetermined inputting interface, user is allowed to need the parameter set in advance, such as input xenon neutron to split from specified user interface input
Become related parameter (input data referred in formula above)；Input block 110 include but is not limited to computer keyboard or
Touch-screen；
Arithmetic processor 120, for loading and performing such as above-mentioned nuclear power DCS xenons poison automatic verification method；Need to illustrate
Be arithmetic processor hardware configuration include but is not limited to CPU (Central Processing Unit, central processing unit),
FPGA (Field-Programmable Gate Array, field programmable gate array), single-chip microcomputer etc.；And on performing
Multiple computings are stated, a variety of firmwares or software program can be loaded in a hardware circuit to realize, can also be different
Loading firmware or software program are realized respectively in hardware circuit；
Output unit 130, for exporting the result of arithmetic processor computing, output unit 130 includes but is not limited to show
The paper document that screen or printer print, it is therefore an objective to which user can understand, implement to understand what the venomous scheme of nuclear power DCS xenons was calculated
As a result.
The nuclear power DCS xenon poison automatic Verification devices provided by the present embodiment, all calculating work(of xenon poison can be covered
Result of calculation and can be drawn；Result of calculation can be contrasted automatically, and the automation that the venomous scheme of nuclear power station DCS xenons is calculated is surveyed so as to realize
Examination.
Preferably, the computer language that arithmetic processor is loaded and performed is VBA programming languages to the present embodiment；And VBA
The chronomere split in programming language is faster than server data collection period in nuclear power DCS.Due to splitting in VBA programming languages
Chronomere be faster than server data collection period in nuclear power DCS；So the high requirement of computational accuracy can be met.
Embodiment two
As shown in figure 4, a kind of nuclear power DCS xenons poison automatic Verification device 200 that the present embodiment provides includes xenon poison balance
Computing module 210, xenon poison tracking computing module 220, xenon poison predictor computation module 230.
Xenon poison EQUILIBRIUM CALCULATION FOR PROCESS module 210 based on be manually entered unit 211 acquisition parameter (user is manual by input block
The parameter of input) parameter (in the parameter or device that DCS platforms obtain automatically that either current power acquiring unit 212 obtains
The parameter that a cycle is calculated)；(load and perform the negative reaction that hereinafter refers to adjust using EQUILIBRIUM CALCULATION FOR PROCESS processor 213
Save the factor to calculate and the calculating of moment reactor core neutron flux)；Output balance xenon concentration 214, balance iodine concentration 215, equilibrium xenon poison value
216。
(user is single by inputting for the parameter that xenon poison tracking computing module 220 is inputted based on tracking calculated value input block 221
Member in order to complete to keep track of, the parameter of input), EQUILIBRIUM CALCULATION FOR PROCESS value input block 222 input parameter (xenon poison EQUILIBRIUM CALCULATION FOR PROCESS mould
The parameter that block 210 is calculated) or the input of prediction calculated value input block 223 parameter (user by input block in order to
Complete data prediction, the parameter of input)；(load and perform the tracking that hereinafter refers to calculate using tracking computation processor 224
With the first iterative calculation)；Output tracking xenon concentration 225, tracking iodine concentration 226, the malicious value 227 of tracking xenon.
Xenon poison predictor computation module 230 is based on tracking calculated value input block 231, and (user is by input block in order to complete
Track record, the parameter of input, tracking calculated value 221 function phases of input block tracked with xenon poison in computing module 220 are same) or
(the parameter that xenon poison EQUILIBRIUM CALCULATION FOR PROCESS module 210 is calculated, with xenon poison tracking computing module of person's EQUILIBRIUM CALCULATION FOR PROCESS value input block 232
The function phase of EQUILIBRIUM CALCULATION FOR PROCESS value input block 232 in 220 with or it is different) parameter of input；Using tracking computation processor 233
(load and perform the prediction calculating hereinafter referred to and secondary iteration calculates), output prediction xenon concentration 225, prediction iodine concentration
226th, the malicious value 227 of xenon is predicted.
As shown in figure 5, a kind of nuclear power DCS xenons poison automatic verification method that the present embodiment provides includes：
S200, xenon neutron parameter are set；Input the related parameter of xenon neutron (including be manually entered, DCS platforms import or
The directly calculated result of person), it is easy to the follow-up automatic result of calculation for calculating xenon poison.
S202, parameter verification, the parameter inputted in checking procedure S200 whether in rational scope (below for difference
Parameter have define specific scope in detail), if it is, performing S208, otherwise, perform step S204.
S204, prompting mistake, i.e., by way of display interface or sound warning, user is prompted to re-enter related ginseng
Number；So user manually inputs the mode of (step S206) and re-enters rational correct parameter.
S208, the calculating for performing xenon poison relevant parameter, that is, call the xenon poison EQUILIBRIUM CALCULATION FOR PROCESS module referred in said apparatus
210th, xenon poison tracking computing module 220, xenon poison predictor computation module 230 are started working.
S210, perform EQUILIBRIUM CALCULATION FOR PROCESS：Based on the parameter (step S211) or current power for being manually entered the acquisition of unit 211
The parameter (step S212) that acquiring unit 212 obtains；Using EQUILIBRIUM CALCULATION FOR PROCESS processor 213 (load and perform negative reaction regulation because
Son calculates (step S213) and moment reactor core neutron flux calculates (step S214), and specific calculation formula is situated between in detail below
Continue)；Output balance xenon concentration, balance iodine concentration, equilibrium xenon poison value (step S215).
S220, perform tracking calculating：Parameter balance calculated value input block based on tracking calculated value input block input
The parameter of input or the parameter (using step S221) of prediction calculated value input block input, and HAVE computational calculation powers are (hereafter
There is specific introduction)；(load and perform the tracking that hereinafter refers to using tracking computation processor and calculate (step S223- steps
S225) and first iterates to calculate (step S226, hereafter there is specific introduction))；Output tracking xenon concentration, tracking iodine concentration, with
Track xenon poison value (step S227).
S230, perform prediction calculate, based on tracking calculated value input block or EQUILIBRIUM CALCULATION FOR PROCESS value input block (step
S231), and described point generates power (step S232, specific formula for calculation are hereafter described)；(added using tracking computation processor
Carry and perform prediction calculates (step S233- step S234) and secondary iteration calculates (step S235)), output prediction xenon concentration,
Predict iodine concentration, prediction xenon poison value (step S236).
It is then based on platform export data (step S240), EQUILIBRIUM CALCULATION FOR PROCESS result (step S215), tracking result of calculation
(S227), results of prediction and calculation (S236) carries out automatic comparative analysis, and the data for having apparent error are directly displayed out and prompted
Mistake, do not have vicious result, can be set out and, there is provided more kinds of data messages (S250).
The present embodiment preferably, tracking calculate in, when complete once balance calculate after, by the use of the EQUILIBRIUM CALCULATION FOR PROCESS result as
Initial value can be tracked supervision and calculate；Also can be calculated according to the initial value desired by operator.Calculation formula is：
I, Xe concentration of given interval △ tm in time tm is used by calculating, its basic calculating is as follows：
Φ m=Φ nom × Pm, λ m=λX+Φm×σX；αI=exp (- λI△tm)；αX=exp (- λm△tm)；
ΦmCalculating be moment reactor core neutron flux calculate, λm、αI、αXThe part calculated for negative reaction regulatory factor；
IC=Im×αI+∑f×Φm×(1-αI)//λI(formula 3)
Wherein, Pm, △ tm, Im, Xm are input datas, Ic, XCIt is outcome variable value, respectively iodine concentration value and xenon concentration
Value；
λm、αI、αXIt is intermediate variable, γI、γX、λI、λX、σX, Σ f be nuclear parameter.
The present embodiment preferably, in order to improve computational accuracy, for given time interval △ t, is divided into initial segment and knot
The calculating of two sections of beam section, its time interval be respectively θ * △ t and (1- θ) * △ t, θ be 0~1 between can variable value, can artificially give
It is fixed.
A. the initial segment of unfolding calculation：
Pm=Pi+0.5* (Pf-Pi) * θ
△ tm=θ * △ t
Xm=Xi
Im=Ii
Pi is that △ t calculate the relative power that section starts in formula, and Pf is that △ t calculate the relative power that section ends.
Then call formula (2) and formula (3) that I is calculatedCAnd XCValue.
B. the ending segment of unfolding calculation
Pm=0.5* [Pf* (1+ θ)+Pi* (1- θ)]
△ tm=(1- θ) * △ t
Xm=XC (XC is the result of calculation of initial segment)
Im=IC (IC is the result of calculation of initial segment)
Then call formula (1) and formula (2) that new I is calculatedCAnd XCValue.
C. △ t end value
Xf=XC
If=IC
D.Xe venomous schemes are calculated
ρ unit is PCM
Three class data have been used in xenon EQUILIBRIUM CALCULATION FOR PROCESS and the computational methods of tracking and supervising：
The data changed when the 1st, calculating every time
1) relative power of starting：0≤Pi≤1.2
2) relative power ended：0≤Pf≤1.2
3) Xe initial concentration (n/A3)：0≤Xi≤10-7
4) I initial concentration (n/A3)：0≤Ii≤10-7
5) time interval (s) calculated：△t>0
Pi and Pf is that △ t calculate the relative power that section starts and ended, the reality arrived in tracking calculates from collection in worksite
When data, then by artificial previously given in prediction calculates；Xi and Ii be this calculate primary data, the calculating from last time
As a result；△ t are artificial previously given.
2nd, the data changed during fuel recycle：
1)γXThe fission fraction of xenon
2)γIThe fission fraction of iodine
3)σXThe microcosmic absorption cross-section of xenon
4) θ determines the constant of the initial segment and end of a period section time interval in unfolding calculation
5) the specified neutron fluence rates of Φ nom
6) Σ f reactor cores macroscopic fission cross section
7) the average neutron number that υ fissions every time
8) C reactivity Dynamic gene
C values (reactive Dynamic gene) calculating process therein is as follows：
C (x, y)=p00+p10*x+p01*y+p20*x^2+p11*x*y+p02*y^2
The result calculated according to formula, three are taken after decimal point.
Prediction calculates, and variable x is the power (power being manually entered) of prediction, and variable y (BU) is prediction start time BU
Value；
Calculate in real time, variable x is realtime power
(power calculated according to C (x, y)=p00+p10*x+p01*y+p20*x^2+p11*x*y+p02*y^2), become
Amount y (BU) is currency when calculating every time；
EQUILIBRIUM CALCULATION FOR PROCESS, variable x be balance power (according to selection " current power " or " input power " difference, using work as
Preceding performance number or input power value), variable y (BU) is EQUILIBRIUM CALCULATION FOR PROCESS start time BU values；
It should be noted that in HAVE computational calculation power calculating process：
X=HAVE (XRPN410KM, XRPN411KM, XRPN413KM, XRPN415KM)
Wherein XRPN415KM, XRPN411KM, XRPN413KM, XRPN415KM are the relative powers of relative full power, are
Percentage.
Function HAVE () function description is shown in《E07-B12-000168 (10) _ F_CFC HYH Software Requirement Specifications
Book-engineering calculation》.Specifically：
Initial value default values are 0 in formula 4, can be set online.
In formula 4,
PR=HAVE (XRPN410KM, XRPN411KM, XRPN413KM, XRPN415KM).
START button in xenon poison automatic Verification device is provided when clicking on the present embodiment, timer starts timing, worked as a little
" stopping " button is hit, timer stops timing, and by timing zero setting, chronomere is the second.Calculate integration when, the time from T0 to
At the end of T1, PR takes the value at T1 moment.
3 constants
Following data does not change in the process of running：
1)λXThe decay coefficient of xenon, λX=2.114*10-5；
2)λIThe decay coefficient of iodine, λI=2.880*10-5。
After above-mentioned tracking calculating process and reductive analysis, design iteration computing module is determined to realize above-mentioned function, should
The program flow diagram (Fig. 6) of module, in Fig. 6, block arrow 1,2,3 is respectively directed to the iteration meter of the malicious value of xenon concentration, iodine concentration, xenon
Calculate, i.e., calculate the malicious value of xenon concentration, iodine concentration, xenon of initial segment first, then substitute into mathematical modeling formula respectively and calculate knot
The xenon concentration of beam section, iodine concentration, xenon poison value, and after the xenon concentration of ending segment, iodine concentration, xenon poison value are used as following time interval
The xenon concentration of initial segment, iodine concentration, xenon poison value, and power as a dependent variable in real-time change, after calculation process
Participate in calculating, then calculate the malicious value of xenon concentration, iodine concentration, xenon of this ending segment again, then iteration is gone back, it is all and
Renew and persistently go on, until papery operator clicks on tracking " stopping ".
The integral formula in formula 4 is realized in definite integral computing (as above shown in figure block arrow 4), due to integrating physically
What is characterized is the area that region is surrounded with integral function curve, X-coordinate axle and Y-axis bound coordinate, can pass through rectangle point
Cut method and infinitely approach and solve the area, split in actual VBA programming in units of t=1s, be faster than server through analyzing 1s
Data collection cycle, it is that can meet that computational accuracy requires completely.
When seeking negative reaction regulatory factor in addition, calculate reactor core cycle burnup and consider the cumulative effect of its power in time
(integration), realtime power value keeps the synchronization of all variables in time also with time correlation after HAVE computings.
Illustrated with reference to Fig. 7-Figure 12 so that test is calculated in certain xenon venomous scheme as an example (it should be noted that Fig. 7-Figure 12
In form simply illustrate, the specific size of parameter is different as the case may be, and size also can be different, and the present embodiment is not done
It is specific to limit)：
Negative reaction regulatory factor is calculated first, and temporally pre-setting the currencys of four realtime power measuring points, (value is empty
Possesses particular meaning：It is bad to represent quality position), it is illustrated in figure 7 negative reaction regulatory factor and calculates the page, since the 9th row, the
1 is classified as the time, and the 2nd, 3,4,5 are classified as four realtime power measuring points (relative power, band " % "), and the 6th row (x) are to be transported by HAVE
Realtime power (without " % ") after calculation, the 7th row (y) are the reactor core cycle burnup by integral operation, and the 8th row (C (x, y)) are
The negative reaction regulatory factor being calculated.First cycle calculations and non-first cycle calculations button in figure, are made actually for distinguishing
Also it is that non-first loop parameter participates in calculating with first loop parameter, and triggers calculating action, two sets of parameters on the left of two buttons can
Freely configure, respond the adjustable demand of on-site parameters.Be manually entered after the completion of value fully enters, click first cycle calculations button or
Non- first cycle calculations button, wait the several seconds after can be automatically performed calculatings, as in Fig. 7 the 6th~8 row have been filled with calculating data, often
A line represents interval 1s data.
Then calculating is balanced, the EQUILIBRIUM CALCULATION FOR PROCESS page is as shown in figure 9, power used in EQUILIBRIUM CALCULATION FOR PROCESS there are two kinds of providers
Formula, first, current power, second, being manually entered, if from current power, needs to set this calculating time, in figure
15：30：00, pay attention to this time should negative reaction regulatory factor calculate the page time row in the range of, now click " when
The performance number copy that preceding power " button automatically can calculate negative reaction regulatory factor the page comes；If from manual power,
" manual power " button is then clicked, now ejection operation prompting, input power is reminded, as shown in Figure 10, after the completion of input, clicks
" calculating " button, quickly complete balance iodine concentration, balance xenon concentration, equilibrium xenon malicious value and be calculated and be shown out.
Can finally carry out xenon tracking calculate or xenon prediction calculate, by xenon tracking calculate exemplified by, Figure 10 be platform xenon with
Track calculates interface, and initial value is divided into three kinds of set-up modes, first, tracking calculated value, i.e., the value at the end of last tracking calculating；
Second, the EQUILIBRIUM CALCULATION FOR PROCESS value of EQUILIBRIUM CALCULATION FOR PROCESS value, i.e. last time；Third, prediction calculated value, i.e., the value at the end of last prediction calculating.
Xenon tracking calculates the page (such as Figure 11) and has set corresponding button to correspond to, and clicking different buttons can transfer from other pages
Go out target initial value.Then zero-computing time, and end time are set, clicks " calculating " button, can after the wait several seconds
It is calculated and be shown out to complete tracking.Figure 12 is that the xenon of platform tracks result of calculation numerical value display interface, and its all data can
The interface function provided by MACS6 platforms (the present embodiment preferably a kind of platform model) is read, and generates excel files, so
Numerical value temporally being carried out with the result of automated test tool generation afterwards to contrast automatically, comparing function realization principle is simpler, because
This is repeated no more.
Using above-mentioned technical proposal provided by the invention, one kind in following beneficial effect can be at least obtained：
The 1st, a kind of independent xenon poison automatic computing equipment and method are provided, all computing functions of xenon poison can be covered and obtained
Go out result of calculation；Result of calculation can contrast automatically, so as to realize the automatic test calculated the venomous scheme of nuclear power station DCS xenons.
2nd, it can simulate that nuclear power scene is issuable, a variety of operations of operator, form corresponding test scene,
Complete more accurate, comprehensive test.
3rd, being capable of more acceleration, efficiency, accuracy and precision, iteration so that nuclear power station DCS xenon poison can be always
Lasting detection.
If the 4, the currency of some power measuring point or quality position change suddenly, can by automatic assay device and
Method, directly it is determined as DCS platform faults, being capable of quick and precisely Wrong localization data.
5th, the chronomere split in VBA programming languages is faster than server data collection period in nuclear power DCS；It can meet
The high requirement of computational accuracy.
One of ordinary skill in the art will appreciate that：Realizing all or part of step of above-mentioned each method embodiment can lead to
The related hardware of programmed instruction is crossed to complete.Foregoing program can be stored in a computer read/write memory medium.The journey
Sequence upon execution, execution the step of including above-mentioned each method embodiment；And foregoing storage medium includes：ROM, RAM, magnetic disc or
Person's CD etc. is various can be with the medium of store program codes.
Finally it should be noted that described above is only highly preferred embodiment of the present invention, not the present invention is appointed
What formal limitation.Any those skilled in the art, it is without departing from the scope of the present invention, all available
The way and technology contents of the disclosure above make many possible variations and simple replacement etc. to technical solution of the present invention, these
Belong to the scope of technical solution of the present invention protection.
Claims (10)
- A kind of 1. nuclear power DCS xenons poison automatic verification method, it is characterised in that including：Receive the related parameter of the xenon neutron fission of user's input；Calculating is balanced based on the xenon neutron parameter, tracking calculates and prediction calculates；Wherein, the EQUILIBRIUM CALCULATION FOR PROCESS can be defeated Go out and balance xenon concentration, it is described tracking calculating can output tracking xenon concentration, it is described prediction calculating can export prediction xenon concentration；Contrasted automatically based on the balance xenon concentration, the tracking xenon concentration, the prediction xenon concentration, and after obtaining contrast Output result.
- 2. according to the method for claim 1, it is characterised in that the EQUILIBRIUM CALCULATION FOR PROCESS is based on current power or is manually entered Power carries out the calculating of negative reaction regulatory factor and moment reactor core neutron flux calculates, and exports balance xenon concentration；And complete one After secondary EQUILIBRIUM CALCULATION FOR PROCESS, the EQUILIBRIUM CALCULATION FOR PROCESS result can be calculated as the tracking and the initial value of the prediction calculating.
- 3. according to the method for claim 2, it is characterised in that it is described when seeking the negative reaction regulatory factor, calculate reactor core Cycle burnup considers the cumulative effect of its power in time, by tracking calculate after realtime power value also with time correlation, and Keep the synchronization of all variables in time.
- 4. according to the method for claim 1, it is characterised in that the tracking calculating needs to call the first iterative calculation mould Block, and the calculation of initial value based on the described first iterative calculation module and selection obtains the tracking xenon concentration；Wherein, described One iterative calculation module uses power of four real-time relative powers after HAVE algorithmic block computings, the initial value can from Selected in track calculated value, EQUILIBRIUM CALCULATION FOR PROCESS value or prediction calculated value.
- 5. according to the method for claim 1, it is characterised in that the prediction calculating needs to call secondary iteration to calculate mould Block, and the calculation of initial value based on the secondary iteration computing module and selection obtains the tracking xenon concentration；Wherein, described Two iterative calculation modules use the power carried out to the power trend generated as described point obtained by periodic sampling linear transfor again, institute Stating initial value can select from tracking calculated value or EQUILIBRIUM CALCULATION FOR PROCESS value.
- 6. according to methods of the claim 1-4 described in any one, it is characterised in that the calculation formula of the xenon poison is：<mrow> <mi>&rho;</mi> <mo>=</mo> <mfrac> <mrow> <mi>X</mi> <mi>f</mi> <mo>&times;</mo> <msub> <mi>&sigma;</mi> <mi>X</mi> </msub> <mo>&times;</mo> <mi>C</mi> <mo>&times;</mo> <msup> <mn>10</mn> <mn>5</mn> </msup> </mrow> <mrow> <mo>(</mo> <mi>&upsi;</mi> <mo>&times;</mo> <mi>&Sigma;</mi> <mi>f</mi> <mo>)</mo> </mrow> </mfrac> <mo>,</mo> </mrow>Wherein, ρ unit is PCM, and υ is the average neutron number fissioned every time, and Σ f are reactor core macroscopic fission cross section, and C is reactivity Dynamic gene, σXThe microcosmic absorption cross-section of xenon；Xf=XC,<mrow> <msub> <mi>X</mi> <mi>C</mi> </msub> <mo>=</mo> <mfrac> <mrow> <msub> <mi>X</mi> <mi>m</mi> </msub> <mo>&times;</mo> <msub> <mi>&alpha;</mi> <mi>x</mi> </msub> <mo>+</mo> <mrow> <mo>(</mo> <msub> <mi>&gamma;</mi> <mi>I</mi> </msub> <mo>+</mo> <msub> <mi>&gamma;</mi> <mi>x</mi> </msub> <mo>)</mo> </mrow> <mo>&times;</mo> <mi>&Sigma;</mi> <mi>f</mi> <mo>&times;</mo> <mi>&Phi;</mi> <mi>m</mi> <mo>&times;</mo> <mrow> <mo>(</mo> <mn>1</mn> <mo>-</mo> <msub> <mi>&alpha;</mi> <mi>X</mi> </msub> <mo>)</mo> </mrow> </mrow> <msub> <mi>&lambda;</mi> <mi>m</mi> </msub> </mfrac> <mo>+</mo> <mfrac> <mrow> <mo>(</mo> <msub> <mi>&lambda;</mi> <mi>I</mi> </msub> <mo>&times;</mo> <msub> <mi>I</mi> <mi>m</mi> </msub> <mo>-</mo> <msub> <mi>&gamma;</mi> <mi>I</mi> </msub> <mo>&times;</mo> <mi>&Sigma;</mi> <mi>f</mi> <mo>&times;</mo> <mi>&Phi;</mi> <mi>m</mi> <mo>)</mo> <mo>&times;</mo> <mo>(</mo> <msub> <mi>&alpha;</mi> <mi>I</mi> </msub> <mo>-</mo> <msub> <mi>&alpha;</mi> <mi>X</mi> </msub> <mo>)</mo> </mrow> <mrow> <msub> <mi>&lambda;</mi> <mi>m</mi> </msub> <mo>-</mo> <msub> <mi>&lambda;</mi> <mi>I</mi> </msub> </mrow> </mfrac> <mo>,</mo> </mrow>Φ m=Φ nom × Pm, λ m=λX+Φm×σX；αI=exp (- λI△tm)；αX=exp (- λm△tm)；Wherein, Pm, △ tm, Im, Xm are input datas, XCIt is outcome variable value,λm、αI、αXIt is intermediate variable, γI、γX、λI、λX、σX, Σ f be nuclear parameter.
- 7. according to the method for claim 1, it is characterised in that set respectively in the tracking calculates and the prediction calculates Iterative calculation is equipped with, and the malicious value of the xenon concentration, iodine concentration, xenon for calculating initial segment first, predetermined mathematical is then substituted into respectively Model formation calculates the malicious value of xenon concentration, iodine concentration, xenon of ending segment；Again by xenon concentration, iodine concentration, xenon the poison value of ending segment again As xenon concentration, iodine concentration, xenon the poison value of the initial segment after following time interval, and power becomes as a dependent variable in real time Change, also assisted in after calculation process in calculating, then calculate xenon concentration, the iodine of next time interval ending segment again Concentration, xenon poison value, then iteration are gone back, and are gone round and begun again and are persistently gone on.
- 8. according to the method for claim 1, it is characterised in that if the currency of some power measuring point or quality position are unexpected Change, be then determined as the DCS platform faults.
- A kind of 9. nuclear power DCS xenons poison automatic Verification device, it is characterised in that including：Input block, with the related parameter of the xenon neutron fission to receiving user's input；Arithmetic processor, for loading and performing any one nuclear power DCS xenon poison automatic Verification side as described in power requires 1-8 Method；Output unit, for exporting the result of the arithmetic processor computing.
- 10. according to the method for claim 9, it is characterised in that the machine word that the arithmetic processor is loaded and performed Say as VBA programming languages；And the chronomere split in the VBA programming languages is faster than server count in the nuclear power DCS According to collection period.
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| CN110502441A (en) * | 2019-08-12 | 2019-11-26 | 中国核动力研究设计院 | DCS monomer automatic example generation method based on VBA |
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