CN108766604A - In nuclear power heap-type K3 classes on the spot case radiation resistance identification irradiation dose computational methods - Google Patents
In nuclear power heap-type K3 classes on the spot case radiation resistance identification irradiation dose computational methods Download PDFInfo
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- CN108766604A CN108766604A CN201810377999.XA CN201810377999A CN108766604A CN 108766604 A CN108766604 A CN 108766604A CN 201810377999 A CN201810377999 A CN 201810377999A CN 108766604 A CN108766604 A CN 108766604A
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- spot
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- computational methods
- radiation resistance
- irradiation
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/003—Remote inspection of vessels, e.g. pressure vessels
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention belongs to nuclear radiation monitoring technical field, it is related to the computational methods of the case radiation resistance identification irradiation dose on the spot of K3 classes in nuclear power heap-type.The computational methods fully consider irradiation dose and irradiation time under different accident conditions, are respectively calculated to major accident operating mode and design basis accident operating mode.Using K3 classes in the nuclear power heap-type of the present invention, case radiation resistance identifies the computational methods of irradiation dose on the spot, can fill up technological gap verification such can case meet security function under different accident conditions in the case where the identification of three generations's nuclear power requires on the spot.
Description
Technical field
The invention belongs to nuclear radiation monitoring technical field, it is related to K3 classes case radiation resistance identification irradiation agent on the spot in nuclear power heap-type
The computational methods of amount.
Background technology
Three generations's nuclear power proposes equipment qualification new requirement.For instrument control on the spot case, maximum variation is
To 1E/K3 classes, case proposes radiation resistance identification requirement on the spot, does not have this requirement in previous certified variety.On the spot due to 1E/K3 classes
The radiation resistance identification of case almost belongs to technological gap in previous nuclear power projects, therefore studies in three generations's nuclear power 1E/K3 classes just
The radiation resistance of ground case requires have very great meaning.
Invention content
The object of the present invention is to provide K3 classes in nuclear power heap-type on the spot case radiation resistance identify irradiation dose computational methods, with
Can fill up technological gap verification such can case meet under the identification requirement of three generations's nuclear power under different accident conditions on the spot
Security function.
In order to achieve this, in the embodiment on basis, the present invention provides K3 classes case radiation resistance on the spot in nuclear power heap-type
The computational methods for identifying irradiation dose, when the computational methods fully consider irradiation dose and irradiation under different accident conditions
Between, major accident operating mode and design basis accident operating mode are respectively calculated.
The present invention calculates separately the irradiation agent of different radiation areas according to two kinds of operating modes of design basis accident and major accident
Amount, this has fully considered the irradiation dose under different operating modes, and the qualification test is on the one hand allow to cover two kinds of things of nuclear power station
Therefore operating mode, raising identification that on the other hand will not be excessively high require, and identification activity is caused to fail.
The computational methods of the present invention need to execute security function under nuclear power station basis accident and major accident by analyzing
K3 classes equipment and its relevant control link screen relevant 1E grades of K3 class instrument controls local panel, platform, screen, case, cabinet and combine radiation
Subregion calculates the irradiation dose that three generations's nuclear power station 1E grades of K3 class instrument controls local panels, platform, screen, case, cabinets should be resistant in authentication.
It is resistance to that the present invention specifies that 1E grades of K3 class instrument controls local panels of three generations's nuclear power station, platform, screen, case, cabinet are answered in qualification process
The irradiation dose received has filled up a blank on three generations's nuclear power technology.
In a preferred embodiment, the present invention provides K3 classes case radiation resistance identification irradiation agent on the spot in nuclear power heap-type
The computational methods of amount are resistant to irradiation ability wherein the computational methods classify to component according to different components
Difference carries out verification calculating respectively in calculating process according to 100Gy, 30KGy, 70KGy.
The present invention fully considers the radiation resistance ability of different components, and the instrument control applied in conjunction with variety classes component is just
Domain, case, cabinet layout area, for it is in need carry out radiation resistance identification component give best classification, maximum journey
The movable success rate of the identification is improved on degree.
In a preferred embodiment, the present invention provides K3 classes case radiation resistance identification irradiation agent on the spot in nuclear power heap-type
The computational methods of amount, wherein the calculating for the major accident operating mode, in turn includes the following steps：
(1) Quality Initiative for needing the 1E/K3 classes equipment for executing security function under major accident and combing these equipment is cleared up
Room number and radiation areas are marked for the case on the spot of Quality Initiative road in road respectively；
(2) classify for label room, room is marked after each area's intergal dose of inquiry nuclear island factory building and major accident
Cumulative maximum dose data；
(3) contained all component types in such case on the spot are cleared up, determine that radiation resistance is identified according to cleaning types results
Irradiation dose.
In a kind of more preferred embodiment, the present invention provides K3 classes in nuclear power heap-type, and case radiation resistance identifies spoke on the spot
According to the computational methods of dosage, wherein in step (3), it is end to clear up main components contained in determining all such casees on the spot
Son row, the radiation resistance identification irradiation dose for the determining terminal block of experiment of being known the real situation according to previous radiation resistance, so that it is determined that such case on the spot
Radiation resistance identify irradiation dose.
In a preferred embodiment, the present invention provides K3 classes case radiation resistance identification irradiation agent on the spot in nuclear power heap-type
The computational methods of amount, wherein the calculating for the design basis accident operating mode, in turn includes the following steps：
(1) it for the 1E/K3 classes case on the spot of not serious accident conditions outside reply containment, is examined from the angle of conservative verification
Consider, is verified using design basis accident floor data；
(2) nuclear island factory building room cumulative maximum dosage number after each area's intergal dose of inquiry nuclear island factory building and design basis accident
According to
(3) contained all component types in such case on the spot are cleared up, determine that radiation resistance is identified according to cleaning types results
Irradiation dose.
In a kind of more preferred embodiment, the present invention provides K3 classes in nuclear power heap-type, and case radiation resistance identifies spoke on the spot
According to the computational methods of dosage, wherein in step (3), it is electricity to clear up main components contained in determining all such casees on the spot
Subclass component, further clears up the case on the spot of all electrical type components application, and to room number and radiation areas into rower
Note determines that radiation resistance identifies irradiation dose according to label greatest irradiation region.
In a kind of more preferred embodiment, the present invention provides K3 classes in nuclear power heap-type, and case radiation resistance identifies spoke on the spot
According to the computational methods of dosage, wherein in step (3), it is machine to clear up main components contained in determining all such casees on the spot
Tool class component, the radiation resistance identification irradiation dose for the determining such case on the spot of experiment of being known the real situation according to previous radiation resistance.
The beneficial effects of the present invention are utilize the case radiation resistance identification irradiation agent on the spot of K3 classes in the nuclear power heap-type of the present invention
The computational methods of amount, can fill up technological gap verification such can case meet not under the identification requirement of three generations's nuclear power on the spot
With the security function under accident conditions.
The computational methods of the present invention can envelope be currently known the identification requirement of the case on the spot of all 1E/K3 classes under operating mode, and count
It is practical by qualification test inspection to calculate result, passes through the qualification test.
Specific implementation mode
Case radiation resistance identifies that the computational methods of irradiation dose are abundant to K3 classes on the spot in the nuclear power heap-type of the illustrative present invention
Consider the irradiation dose under different accident conditions and irradiation time, to major accident operating mode and design basis accident operating mode respectively into
Row calculates.Computational methods classify to component, the difference of irradiation ability are resistant to according to different components, in calculating process
Verification calculating is carried out respectively according to 100Gy, 30KGy, 70KGy.
(1) major accident operating mode
Firstly the need of needing to execute the 1E/K3 classes equipment of security function under cleaning major accident and comb the controls of these equipment
Room number and radiation areas are marked for the case on the spot used in these control links in link processed respectively.
Secondly classify for label room, room is marked after each area's intergal dose of inquiry nuclear island factory building and major accident
Cumulative maximum dosage number.From query result：Case intergal dose is 8.76KGy to positive Changshou phase (10 years) interior 1E/K3 classes on the spot,
It is 61KGy that room cumulative maximum dosage is marked after major accident, amounts to 69.76KGy.
Again, contained all components in such case on the spot are cleared up.It is found that contained master in all such casees on the spot after cleaning
It is terminal block to want component, is known the real situation experiment according to previous radiation resistance, it was initially believed that terminal block has the ability for being resistant to 69.76KGy.
Therefore, for only including terminal block and needing the 1E/K3 classes of major accident outside reply containment case on the spot, radiation resistance
Identifier measurement value is 69.76KGy.
(2) design basis accident operating mode
Firstly, for the 1E/K3 classes case on the spot of not serious accident conditions outside reply containment, examined from the angle of conservative verification
Consider, is verified using design basis accident floor data.
Next, nuclear island factory building room cumulative maximum dosage after each area's intergal dose of inquiry nuclear island factory building and design basis accident
Data.From query result：Case intergal dose is 8.76KGy, design basis thing to positive Changshou phase (10 years) interior 1E/K3 classes on the spot
Therefore rear nuclear island factory building room cumulative maximum dosage (maximum duration is taken to calculate for 1 year) is 21KGy, amounts to 29.76KGy.
Again, contained all components in such case on the spot are cleared up.It is found that component kind contained by such case on the spot after cleaning
Class is various, extremely complex.Classified according to the main building block of component, component can be divided into two classes：One kind is electronics
Class component, another kind of is mechanical component.Known the real situation experiment according to previous radiation resistance, electrical type component is for the resistance to of irradiation
It is very low by ability, therefore clear up the case on the spot of all electrical type components application, and to room number and radiation areas into rower
Note.It is found that the areas region dosage maximum Wei Cheng II of such case on the spot arrangement, phase in longevity (10 years) interior intergal dose are after label
87.6Gy.And for mechanical component, known the real situation experiment according to previous radiation resistance, the preliminary energy for judging to have tolerance 29.76KGy
Power.
Consider both the above operating mode, the present invention is for the case radiation resistance identification irradiation on the spot of K3 classes in three generations's nuclear power heap-type
Dosage is calculated, and it is as follows to form result：
(1) for only including terminal block and needing the 1E/K3 classes of major accident outside reply containment case on the spot, radiation resistance mirror
It is 69.76KGy to determine dosage value；
(2) resistance to for being not required to the 1E/K3 classes of major accident outside reply containment mechanical component contained in case on the spot
Irradiation identifier measurement value is 29.76KGy；
(3) resistance to for being not required to the 1E/K3 classes of major accident outside reply containment electrical type component contained in case on the spot
Irradiation identifier measurement value is 87.6Gy.
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 range.If in this way, belonging 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 include these modifications and variations.The above embodiment is illustrating to the present invention
Bright, the present invention can also be implemented with other ad hoc fashions or other particular forms, without departing from the gist of the invention or originally
Matter feature.Therefore, it is regarded as from the point of view of the embodiment of description is in terms of any illustrative and non-limiting.The model of the present invention
Enclosing should be illustrated by appended claims, and any variation equivalent with the intention and range of claim should also be included in the present invention
In the range of.
Claims (7)
1. in nuclear power heap-type K3 classes on the spot case radiation resistance identification irradiation dose computational methods, it is characterised in that：The calculating
Method fully considers irradiation dose and irradiation time under different accident conditions, to major accident operating mode and design basis accident work
Condition is respectively calculated.
2. computational methods according to claim 1, it is characterised in that：The computational methods classify to component,
It is resistant to the difference of irradiation ability according to different components, is tested respectively according to 100Gy, 30KGy, 70KGy in calculating process
Card calculates.
3. computational methods according to claim 1, it is characterised in that：Calculating for the major accident operating mode, according to
It is secondary to include the following steps：
(1) the control link for needing the 1E/K3 classes equipment for executing security function under major accident and combing these equipment is cleared up, it is right
Room number and radiation areas are marked in case on the spot in Quality Initiative road respectively；
(2) classify for label room, label room is maximum after each area's intergal dose of inquiry nuclear island factory building and major accident
Intergal dose data；
(3) contained all component types in such case on the spot are cleared up, radiation resistance identification irradiation is determined according to cleaning types results
Dosage.
4. computational methods according to claim 3, it is characterised in that：In step (3), clear up it is determining it is all it is such on the spot
Contained main components are terminal block in case, the radiation resistance identification irradiation for the determining terminal block of experiment of being known the real situation according to previous radiation resistance
Dosage, so that it is determined that the radiation resistance of such case on the spot identifies irradiation dose.
5. computational methods according to claim 1, it is characterised in that：For the meter of the design basis accident operating mode
It calculates, in turn includes the following steps：
(1) for the 1E/K3 classes case on the spot of the operating mode of not serious accident outside reply containment, from the point of view of conservative verification,
It is verified using design basis accident floor data；
(2) nuclear island factory building room cumulative maximum dose data after each area's intergal dose of inquiry nuclear island factory building and design basis accident；
(3) contained all component types in such case on the spot are cleared up, radiation resistance identification irradiation is determined according to cleaning types results
Dosage.
6. computational methods according to claim 5, it is characterised in that：In step (3), clear up it is determining it is all it is such on the spot
Contained main components are electrical type component in case, further clear up the case on the spot of all electrical type component applications, and
Room number and radiation areas are marked, determine that radiation resistance identifies irradiation dose according to label greatest irradiation region.
7. computational methods according to claim 5, it is characterised in that：In step (3), clear up it is determining it is all it is such on the spot
Contained main components are mechanical component in case, the resistance to spoke for the determining such case on the spot of experiment of being known the real situation according to previous radiation resistance
According to identification irradiation dose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810377999.XA CN108766604B (en) | 2018-04-25 | 2018-04-25 | Calculation method for identifying irradiation dose by K3 type in-situ box irradiation resistance in nuclear reactor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810377999.XA CN108766604B (en) | 2018-04-25 | 2018-04-25 | Calculation method for identifying irradiation dose by K3 type in-situ box irradiation resistance in nuclear reactor |
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| CN108766604B CN108766604B (en) | 2021-04-27 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1748219A (en) * | 2003-02-09 | 2006-03-15 | 阿拉里医疗设备有限公司 | Medication management and event logger and analysis system |
| CN104296803A (en) * | 2014-09-18 | 2015-01-21 | 中国核电工程有限公司 | Digital nuclear facility environmental radiation monitoring system |
-
2018
- 2018-04-25 CN CN201810377999.XA patent/CN108766604B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1748219A (en) * | 2003-02-09 | 2006-03-15 | 阿拉里医疗设备有限公司 | Medication management and event logger and analysis system |
| CN104296803A (en) * | 2014-09-18 | 2015-01-21 | 中国核电工程有限公司 | Digital nuclear facility environmental radiation monitoring system |
Non-Patent Citations (2)
| Title |
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| 唐华雄等: "CPR1000严重事故仪表鉴定要求的对比分析及应用", 《核科学与工程》 * |
| 贾运仓等: "压水堆核电厂事故工况下反应堆厂房设备鉴定剂量评价方法研究", 《中国核科学技术进展报告（第五卷）》 * |
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