CN108010594A - The formulating method of universal test directive/guide project and content is debugged by advanced pressurized water reactor nuclear power plant - Google Patents
The formulating method of universal test directive/guide project and content is debugged by advanced pressurized water reactor nuclear power plant Download PDFInfo
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- CN108010594A CN108010594A CN201711007530.9A CN201711007530A CN108010594A CN 108010594 A CN108010594 A CN 108010594A CN 201711007530 A CN201711007530 A CN 201711007530A CN 108010594 A CN108010594 A CN 108010594A
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
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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 present invention relates to the formulating method of a kind of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project and content, design feature of this method based on advanced pressurized water reactor nuclear power plant, fully using for reference the project and content of in-service PWR nuclear power plant universal test directive/guide file, and on the basis of debugging efforts technological accumulation, both modes are required by domestic standard and the feedback optimized, domestic standard of debugging and supplier respectively according to attribute classification to formulate the universal test directive/guide suitable for domestic advanced pressurized water reactor nuclear power plant.Thus the advanced pressurized water reactor nuclear power plant debugging universal test directive/guide that method obtains, the features such as not only highlighting its localization, legalize and standardize, that is, accomplishes that universal test directive/guide project and content have regulations to abide by, are evidence-based, is legal reasonable；But also the design feature of advanced pressurized water reactor nuclear power plant is effectively reflected among debugging technique policy paper, so that it is guaranteed that the development that nuclear power plant's debugging efforts are highly efficient and orderly.
Description
Technical field
The invention belongs to nuclear power plant design technology, and in particular to universal test directive/guide is debugged by a kind of advanced pressurized water reactor nuclear power plant
The formulating method of project and content.
Background technology
The debugging of nuclear power plant refers to that installment work makes structures, system and component enter a certain operational mode after being basically completed
By all activities of execution, to carry out comprehensive verification to design of nuclear power plant, device fabrication, construction and installation quality, it is ensured that nuclear power
Factory can continuous under nominal power, stabilization operation.Debugging process is broadly divided into non-nuclear test and with nuclear test two large divisions.Adjust
Examination is both final step and the first step of operation phase of the construction phase of nuclear power plant, comprehensive, the safety of debugging test
Property, the safe and reliable operation of Usefulness Pair nuclear power plant are most important.
In order to safe efficient and carry out debugging efforts in an orderly manner, China's nuclear safety relevant laws and regulations directive/guide provides all debugging
Activity must comply with the written document by examination ＆ approval, therefore before specific debugging efforts are implemented, it is reasonable and practical to formulate
Debugging technique policy paper, such as system debug outline, universal test directive/guide etc..Wherein, universal test directive/guide is to comb nuclear power
Factory owner wants process system and equipment, by the experiment (such as irrigation tests, logic control are tested) of wherein same type or is related to
The experiment of same type equipment or component (such as valve, wind turbine, centrifugal pump and heater) carries out classification summary, forms same type and sets
Standby, component or the general test method of certain given Type Test.Universal test directive/guide is as important debugging technique file
One of, the extensive use in the establishment of debugging code and the implementation procedure of specific debugging efforts, to improve the efficiency of debugging efforts.
The domestic in-service widely applied universal test directive/guide of PWR nuclear power plant at present, it is same to come from initial technology transfer state
The same class file of nuclear power plant：Its project is improved and supplied according to domestic power plant design on the basis of technology transfer state is with class file
The change of trader necessarily optimize and revise；Its content has then substantially continued to use the universal test directive/guide for introducing state, wherein also
Relevant laws and regulations, standard and government decree including introducing state etc..
At the same time, it is domestic according to the adjustment of China's nuclear energy policy and the development of international trend after Fukushima, Japan nuclear accident
New nuclear power factory will use security higher, the stronger advanced pressurized water reactor nuclear power technology of anti-accident ability.Advanced pressurized water reactor nuclear power
The overall security of nuclear power plant improves from design angle first in factory, its design concept is set with in-service PWR nuclear power plant mostly
Count, manufacture, building and the basis of operating experience, introducing new concept design and have the items of new design characteristics, these new items
Introducing certainly will will cause the change of universal test directive/guide project and related content.
In addition, domestic correlation nuclear safety codes, directive/guide and professional standard are only defined universal test directive/guide, but not
Clearly formulate the specific method of universal test directive/guide project and content.
The content of the invention
The purpose of the present invention is the design feature based on advanced pressurized water reactor nuclear power plant, there is provided one kind is used to formulate advanced pressure water
The method of heap nuclear power plant universal test directive/guide project and content, so that it is guaranteed that the development that debugging efforts are highly efficient and orderly.
Technical scheme is as follows：A kind of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project and content
Formulating method, includes the following steps：
(1) advanced pressurized water reactor nuclear power generating sets are directed to, by its basic technology file, comb and analysis nuclear island, conventional island and
The equipment of main technique system, components and functionality in BOP workshops；
(2) obtained equipment, components and functionality is combed and analyzed based on step (1), is merged and is sorted out according to classification
Processing, filters out the classification that security significance degree is higher, the frequency of occurrences is higher and use scope is wider, and determines debugging test
Project；
(3) classify to the attribute of debugging test project, be divided into " existing type " pilot project and " new " pilot project
Two major classes, " existing type " pilot project refer to adopt in the debugging efforts of in-service PWR nuclear power plant it is used, and with one
Determine the debugging test project of technological accumulation；" new " pilot project refers to never hold in in-service PWR nuclear power plant debugging process
OK, or by the design feature of advanced nuclear plant the pilot project produced；
(4) according to the attribute of debugging test project, universal test directive/guide file is formulated.
Further, the formulation side of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project and content as described above
Method, in step (1), for the structures of unique design feature, system and component, if employing new concept design and having
The items of new design characteristics, then its configuration of labor and function, comb out corresponding new equipment, new component and new function.
Further, in step (1), combed, analyzed and recorded in table form.
Further, the formulation side of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project and content as described above
Method, in step (2), merges and sorts out and main in processing procedure consider device type, model, supply of material producer, purposes, affiliated technique
The function and security significance degree of system.
Further, the formulation side of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project and content as described above
Method, in step (3), the universal test directive/guide of in-service PWR nuclear power plant need to be used for reference by classifying to the attribute of debugging test project
The project and content of file and debugging efforts technological accumulation.
Further, the formulation side of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project and content as described above
Method, in step (4), for " existing type " pilot project, first according to national standard, professional standard, company standard to testing item
Mesh and content are optimized and adjusted, and realize the localization of universal test directive/guide, and are accomplished to legalize and standardized；As without corresponding
Standard provided, then need according to the equipment operating maintenance handbook of supplier and purchase relevant design document, and actual
The demand of debugging efforts optimizes, and it is possessed practicality and accuracy, forms " existing type " universal test directive/guide file.
Further, the formulation side of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project and content as described above
Method, in step (4), for " new " pilot project, formulates its experiment according to national standard, professional standard, company standard first
Project and content, accomplish to legalize and standardize；Such as provided without corresponding standard, then need to be run according to the equipment of supplier
Servicing manual and the relevant design document of buying formulate its pilot project and content, it is possessed enforceability, are formed " new "
Universal test directive/guide file.
Further, the formulation side of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project and content as described above
Method, in step (4), by " existing type " universal test directive/guide file and " new " universal test directive/guide integrating documents, it is whole to form one
Cover complete advanced pressurized water reactor nuclear power plant universal test directive/guide file.
Beneficial effects of the present invention are as follows：
1) present invention to the equipment of the main techniques such as advanced pressurized water reactor nuclear power plant nuclear island, conventional island, BOP workshops, component and
Function, including design and have the items of new design characteristics comb and analyze comprehensively using new concept, so as to maximum journey
Degree ground similar equipment, components and functionality are filtered out in whole nuclear power plant, so not only can ensure that finally make it is general
Test guidance covering surface is wider, utilization rate higher；Also help classification high to security significance degree and that usage frequency is high into
Row screening operation.
2) for the present invention in specific debugging test project is determined, the definition for the universal test directive/guide that links closely is many-sided, polygonal
Degree, filter out importance is high and the frequency of occurrences is high equipment, components and functionality at many levels；Meanwhile also for root in mark work
The optimization of universal test directive/guide is carried out according to correct and suitable standard or formulation is laid a good foundation.
3) present invention can utilize the tune of in-service nuclear power plant to greatest extent when carrying out attributive classification to debugging test project
Feedback and technological achievement accumulation are made in trial work, while also take into account influence of the advanced pressurized water reactor design of nuclear power plant feature to debugging test,
So as to rationally efficiently make complete and comprehensive universal test directive/guide.
4) present invention is using the feedback optimized two kinds of sides formulated with domestic standard and supplier's requirement of domestic standard and debugging
One of formula formulates universal test directive/guide, can efficiently make use of China's nuclear power engineering design for many years, nuclear power generating sets debugging, nuclear power
The achievement of device fabrication and technological accumulation, the universal test directive/guide thus made not only effectively cover the skill of advanced nuclear plant
Art feature, moreover it is possible to fully demonstrate the practicality, accuracy and generalization.
Brief description of the drawings
Fig. 1 is flow chart of the method for the present invention.
Embodiment
The present invention is described in detail below with reference to the accompanying drawings and embodiments.
Within whole phase nuclear power plant's longevity, the work of debugging the stage is complexity, a heavy task, debugging efforts comprehensively,
Efficiently, orderly development, not only influences the whole duration of nuclear power projects, but also is related to the safety of follow-up operation stage nuclear power plant
Property and reliability.In order to safe efficient and carry out debugging efforts in an orderly manner, China's nuclear safety relevant laws and regulations directive/guide provides all tune
Examination activity must comply with the written document by examination ＆ approval, therefore before specific debugging efforts are implemented, it is reasonable and practical to formulate
Debugging technique file, wherein just include universal test directive/guide.The class file passes through to nuclear power plant's main technique system and equipment
Same type equipment is tested or be related to middle same type or the experiment of component carries out classification summary, forms same type equipment, component
Or the debugging test method that certain given Type Test is general, in favor of debugging the execution of the formulation of code and debugging efforts.
By taking the formulation process of certain advanced pressurized water reactor nuclear power plant universal test directive/guide file as an example, as shown in Figure 1, the present invention
Specific formulating method is as follows.
(1) combing and analysis of nuclear power plant's capital equipment, components and functionality
For certain advanced pressurized water reactor nuclear power generating sets, based on its relevant design file (such as system design handbook), to nuclear island,
Each process system, equipment and function in conventional island and BOP (Balance of Plant) workshop are combed, including new
Conceptual design and the items with new design characteristics.Main equipment, components and functionality have：It is pump, valve, orifice plate, heat exchanger, non-
Active hydrogen recombiner, distribution board, motor, wind turbine, reactive control, logic control etc..Combed, divided in table form
Analysis and record.
(2) debugging test project is determined
Equipment, the components and functionality for being combed and being analyzed based on each process system and new items, carry out according to classification
Merge and classification processing, during this mainly consider device type, model, the supply of material producer, purposes, affiliated process system it is important
The factors such as property.In the inventory of classification, the classification that importance is higher, the frequency of occurrences is higher and use scope is wider is filtered out, and
Determine its debugging test project.Mainly include：Water chemistry Control experiment, system flush experiment, thermal equilibrium control experiment, cooling agent
Flow rate calculation experiment, valves test, centrifugal pump test, heat exchanger efficiency experiment, the adjustment of isolating valve seal tightness test, restriction orifice
Experiment, passive hydrogen recombiner efficiency test, middle pressure and low-tension distribution board performance test, logical channel control experiment, wind turbine
It can test, reactivity coefficient measures experiment etc..
(3) debugging test item attribute is classified
The classification of debugging test item attribute, need to use for reference universal test directive/guide file and the debugging of in-service PWR nuclear power plant
Work feedback, all pilot projects can be divided into " existing type " pilot project and two major class of " new " pilot project from its attribute.
The experiment category such as water chemistry Control experiment, system flush experiment, heat exchanger efficiency experiment, valves test in above example
In " existing type " pilot project；Passive hydrogen recombiner efficiency test belongs to " new " pilot project.
(4) universal test directive/guide file is formulated
, should be first according to national standard, professional standard, company standard etc. to pilot project for " existing type " pilot project
Optimize and adjust with content；Such as provided without corresponding standard, then need to be carried out according to the feedback of actual debugging efforts excellent
Change.Such as heat exchanger efficiency experiment can basis《Heat exchanger (GB/T151-2014)》Optimization, valves test can basis《Nuclear power plant
Valve debugging technique directive/guide (GB/T25739-2010)》Optimization etc..And water chemistry Control experiment and system flush experiment are without correspondence
Standard provided, then according to actual debugging efforts feedback carry out content optimization.
" existing type " pilot project is analyzed by taking containment isolating valve seal tightness test directive/guide as an example.Convention security shell every
Carried out at room temperature from the requirement of valve seal tightness test, using water or air as working medium, containment design pressure is forced into valve, is added
Press direction consistent with the pressure-bearing direction that valve performs its security function.When valve is equipped with remote handling device, valve is tested
Closing should not add other any special operations.Conventional hermetic test method can be divided into " flow benefit in measuring principle
Fill method " and " pressure descent method " two classes.During using conventional method, need to experiment valve upstream and downstream pipeline set " pressurization connects
Mouthful " and " to null interface ", while requirement sets isolation boundary testing where valve on process pipelines." flow replenishment " passes through
Pressure is constant in maintenance experiment valve downstream isolation boundary, measures the slip determined by testing the uninterrupted of valve；" pressure
Power descent method " requirement is filled with the gas of certain initial pressure in experiment valve isolation boundary, after a period of time by measurement every
From the size that the pressure in border, temperature parameter change determine slip, this method is generally used for by-pass line and the outer isolating valve of shell
The measurement of leakproofness.
《Npp safety shell seal tightness test》(NB/T20018-2010) in, tried for containment isolating valve leakproofness
Test, do not have Compulsory Feature in method, experiment can use conventional method or the other methods with effects equivalent；In design
It is required that considering test interface and isolation boundary, increase experiment feasibility, reduces isolation boundary as far as possible；Should be by design basis in operation
The direction of accident actuator isolation features is pressurizeed, if opposite direction is pressurizeed, obtained experimental result should be equivalent or more
Conservative, while require the closing of experiment valve should not add other any special operations；Required on acceptance criteria it is all into
The gross leak rate of the valve of row C classes experiment is no more than the 50% of containment design slip.
In test method, the test method of conventional method and containment isolating valve leakproofness in NB/T20018-2010 standards
Unanimously, conventional method can be applied to the design of advanced pressurized water reactor npp safety shell isolating valve seal tightness test directive/guide.Check and accept accurate
On then, the acceptance criteria that C classes are tested in standard is consistent with the design of advanced pressurized water reactor npp safety shell shielding system, is required to
C classes test 50% that total slip is no more than containment overall leakage rate.
" new " pilot project is by taking the experiment of passive hydrogen recombiner as an example.Earthquake and tsunami cause nuclear power plant during Fukushima accident
Serious damage occurs for the forfeiture of power supply and low-temperature receiver, reactor core, and zirconium metal casing generates substantial amounts of hydrogen with water effect at high temperature
Gas, and then produce hydrogen explosion phenomenon.Therefore, use for reference Fukushima accident experience, advanced pressurized water reactor heap-type to design basis accident and
The control measure of hydrogen concentration have carried out related improvement in containment under major accident operating mode, cancel and being transported under design basis accident operating mode
Mobile hydrogen recombiner in capable containment atmospheric monitoring system, sets in containment disappears hydrogen system and can be applicable to design base
Passive hydrogen recombiner under quasi- accident and major accident, to be controlled to concentration of hydrogen in containment vessel, limits in containment
Density of hydrogen be less than safety limit, ensure the integrality of containment.The tune of passive hydrogen recombiner is analyzed based on functions of the equipments
Have a try to test and relate generally to equipment mounting characteristics, the inspection of equipment operability and catalyst plates performance test three parts.At this stage, pin
Debugging to passive hydrogen recombiner, relevant criterion, therefore the master of pilot project design are not yet found in domestic standard system
To be carried out according to system design document.Preceding two experiments belong to preliminary test category, mainly check and carry out by visual observation.Catalyst
In plate performance test, consideration hydrogen recombiner is passive equipment, its starting and stopping threshold value can not be verified.According to equipment operation dimension
Manicure volume (EOMM), debugging test is inspected periodically in catalytic plate and carried out with regenerating unit, by verifying that the catalyst plates hydrogen that disappears is imitated
Rate is to prove that the hydrogen recombiner hydrogen performance that disappears is met the requirements.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and scope.If in this way, belong to the model of the claims in the present invention and its equivalent technology to these modifications and changes of the present invention
Within enclosing, then the present invention is also intended to comprising including these modification and variations.
Claims (8)
1. the formulating method of a kind of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project and content, includes the following steps：
(1) advanced pressurized water reactor nuclear power generating sets are directed to, by its basic technology file, comb and analyze nuclear island, conventional island and BOP factories
The equipment of main technique system, components and functionality in room；
(2) obtained equipment, components and functionality is combed and analyzed based on step (1), is merged according to classification and classification is handled,
The classification that security significance degree is higher, the frequency of occurrences is higher and use scope is wider is filtered out, and determines debugging test project；
(3) classify to the attribute of debugging test project, be divided into " existing type " pilot project and " new " pilot project two is big
Class, " existing type " pilot project refer to adopt in the debugging efforts of in-service PWR nuclear power plant used, and have certain skill
The debugging test project of art accumulation；" new " pilot project refers to never perform in in-service PWR nuclear power plant debugging process,
Or the pilot project produced by the design feature of advanced nuclear plant；
(4) according to the attribute of debugging test project, universal test directive/guide file is formulated.
2. the formulating method of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project as claimed in claim 1 and content,
It is characterized in that：In step (1), for the structures of unique design feature, system and component, set if employing new concept
Meter and the items with new design characteristics, then its configuration of labor and function, comb out corresponding new equipment, new component and new
Function.
3. the formulation side of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project as claimed in claim 1 or 2 and content
Method, it is characterised in that：In step (1), combed, analyzed and recorded in table form.
4. the formulating method of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project as claimed in claim 1 and content,
It is characterized in that：In step (2), merge and sort out in processing procedure it is main consider device type, model, supply of material producer, purposes,
The function and security significance degree of affiliated process system.
5. the formulating method of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project as claimed in claim 1 and content,
It is characterized in that：In step (3), the general of in-service PWR nuclear power plant need to be used for reference by classifying to the attribute of debugging test project
The project and content of test guidance file and debugging efforts technological accumulation.
6. the formulating method of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project as claimed in claim 1 and content,
It is characterized in that：In step (4), for " existing type " pilot project, first according to national standard, professional standard, company standard
Pilot project and content are optimized and adjusted, realizes the localization of universal test directive/guide, and accomplishes to legalize and standardizes；
Such as provided without corresponding standard, then need equipment operating maintenance handbook and the relevant design document of buying according to supplier,
And the demand of actual debugging efforts optimizes, it is possessed practicality and accuracy, form " existing type " universal test and lead
Then file.
7. the formulation side of the advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project and content as described in claim 1 or 6
Method, it is characterised in that：In step (4), for " new " pilot project, first according to national standard, professional standard, company standard
Its pilot project and content are formulated, accomplishes to legalize and standardizes；Such as provided, then needed according to supplier without corresponding standard
Equipment operating maintenance handbook and purchase relevant design document and formulate its pilot project and content, it is possessed enforceability,
Form " new " universal test directive/guide file.
8. the formulating method of advanced pressurized water reactor nuclear power plant debugging universal test directive/guide project as claimed in claim 7 and content,
It is characterized in that：In step (4), by " existing type " universal test directive/guide file and " new " universal test directive/guide integrating documents,
Form a whole set of complete advanced pressurized water reactor nuclear power plant universal test directive/guide file.
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