CN110164572A - A kind of compact reactor refuling device that whole reactor reloading pattern can be achieved - Google Patents
A kind of compact reactor refuling device that whole reactor reloading pattern can be achieved Download PDFInfo
- Publication number
- CN110164572A CN110164572A CN201910384725.8A CN201910384725A CN110164572A CN 110164572 A CN110164572 A CN 110164572A CN 201910384725 A CN201910384725 A CN 201910384725A CN 110164572 A CN110164572 A CN 110164572A
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- Prior art keywords
- reactor
- pressure vessel
- compact
- reloading
- reactor pressure
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- 239000000446 fuel Substances 0.000 claims abstract description 37
- 238000000034 method Methods 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 11
- 230000032258 transport Effects 0.000 description 18
- 238000010586 diagram Methods 0.000 description 4
- 239000002915 spent fuel radioactive waste Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000008121 plant development Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C13/00—Pressure vessels; Containment vessels; Containment in general
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/02—Details of handling arrangements
- G21C19/10—Lifting devices or pulling devices adapted for co-operation with fuel elements or with control elements
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/19—Reactor parts specifically adapted to facilitate handling, e.g. to facilitate charging or discharging of fuel elements
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C19/00—Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor, e.g. within its pressure vessel
- G21C19/20—Arrangements for introducing objects into the pressure vessel; Arrangements for handling objects within the pressure vessel; Arrangements for removing objects from the pressure vessel
- G21C19/205—Interchanging of fuel elements in the core, i.e. fuel shuffling
-
- 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
It is an object of the invention to disclose a kind of compact reactor refuling device that whole reactor reloading pattern can be achieved, including the fuel assembly and in-pile component being arranged in reactor pressure vessel, core barrel is provided on the inside of the in-pile component, the fuel assembly is loaded in the inside of the core barrel, the side of the reactor pressure vessel is provided with heap top component storage rack, is provided with workshop crane at the top of the reactor pressure vessel；Compared with prior art, entire in-pile component proposition reactor is put into refuelling pool when reloading, the core barrel for filling fuel assembly is integrally unloaded, is put into the inside of fuel transport container, completes refueling operation, compact overall structure, process of reloading is succinctly quick；The containment structure of highly compact, containment internal diameter are only 1.5 times of reactor pressure vessel outer diameter or so, about 2 times of reactor pressure vessel diameters of workshop width, and about 6 times of reactor pressure vessel diameters of workshop length achieve the object of the present invention.
Description
Technical field
The present invention relates to a kind of reactor refuling device, in particular to a kind of compact reaction that whole reactor reloading pattern can be achieved
Heap material-changing device.
Background technique
Reactor miniaturization, densification are the trend of contemporary PWR nuclear power plant development, realize and change in smaller space
The automation of material process, densification are to comply with compact reactor development trend, be conducive to the positive of nuclear power plant's economy raising
Measure.
Traditional presurized water reactor needs to arrange required hanging device and corresponding process requirements space during reloading,
Efficiency of reloading and fuel transfer efficiency are lower, and there are Spent Fuel Pools by the risk of outside threat, influence compact reactor
Economy and safety.
It is accordingly required in particular to which a kind of compact reactor refuling device that whole reactor reloading pattern can be achieved, above-mentioned existing to solve
Have there are the problem of.
Summary of the invention
The purpose of the present invention is to provide a kind of compact reactor refuling devices that whole reactor reloading pattern can be achieved, for existing
There is the deficiency of technology, improve reload efficiency and fuel transfer efficiency, reduce risk of the Spent Fuel Pool by outside threat,
Facilitate the economy and safety of promotion compact reactor.
Technical problem solved by the invention can be realized using following technical scheme:
A kind of compact reactor refuling device that whole reactor reloading pattern can be achieved, which is characterized in that including reactor pressure
The fuel assembly and in-pile component being arranged in container are provided with core barrel, the fuel stack on the inside of the in-pile component
Part is loaded in the inside of the core barrel, and the side of the reactor pressure vessel is provided with heap top component storage rack, institute
It states and is provided with workshop crane at the top of reactor pressure vessel.
In one embodiment of the invention, connected between the core barrel and the in-pile component using slotting mode fastly
It connects.
In one embodiment of the invention, the top of the reactor pressure vessel is provided with heap top component, the heap
The top of top component is provided with well lid formula containment gate.
In one embodiment of the invention, the fuel assembly by fuel transport container and fuel container transport vehicle into
Row transport.
The compact reactor refuling device that whole reactor reloading pattern can be achieved of the invention passes through heap compared with prior art
Core hanging basket is arranged to integral reactor, and core barrel has the ability that fuel-laden component draws off or is packed into；By heap when reloading
Core is integrally drawn off, and integral replacing is carried out outside containment；Entire in-pile component proposition reactor is put into when realization is reloaded and is reloaded
In pond, the core barrel for filling fuel assembly is integrally unloaded, is put into the inside of fuel transport container, completes refueling operation,
Compact overall structure, process of reloading are succinctly quick；The containment structure of highly compact, containment internal diameter are only reactor pressure
1.5 times or so of external diameter, about 2 times of reactor pressure vessel diameters of workshop width, about 6 times of reactor pressures of workshop length hold
Device diameter, achieves the object of the present invention.
The features of the present invention sees the detailed description of the drawings of the present case and following preferable embodiment and obtains clearly
Solution.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the compact reactor refuling device that whole reactor reloading pattern can be achieved of the invention；
Fig. 2 is the structural schematic diagram of the overlooking state of Fig. 1 of the invention；
Fig. 3 is the structural schematic diagram of process of reloading of the invention；
Fig. 4 is the structural schematic diagram of the overlooking state of Fig. 3 of the invention.
Specific embodiment
In order to be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, tie below
Conjunction is specifically illustrating, and the present invention is further explained.
Embodiment
As shown in Figures 1 to 4, the compact reactor refuling device that whole reactor reloading pattern can be achieved of the invention, including it is anti-
The fuel assembly 2 and in-pile component 4 being arranged in core pressure vessel 1 are answered, the inside of in-pile component 4 is provided with core barrel 3, is fired
Material component 2 is loaded in the inside of core barrel 3, the side of reactor pressure vessel 1 is provided with heap top component storage rack 5, instead
The top of core pressure vessel 1 is answered to be provided with workshop crane 10.
Reactor pressure vessel 1, as reactor-loop pressure boundary；Core barrel 3 is located at the interior of in-pile component 4
Side is connect between in-pile component 4 using slotting mode fastly, and inside loads fuel assembly 2；In-pile component 4 carries internal setting
The core barrel 3 that can independently dismount, when reloading can by workshop crane 10 to in-pile component 4 carry out directly lift operation with
Just whole reactor core convenient replacing is carried out；Heap top component storage rack 5 is used to store heap top component when reloading；Heap top component 6 is reloading
When can draw off and be placed on heap top component storage rack 5, in order to draw off in-pile component 4 from reactor pressure vessel 1；Safety
Shell gate 7 is that well lid formula starting gate can be opened as a part of containment pressure boundary during cold-refueling；Fuel
Container traffic vehicle 8 is for loading fuel transport container 9；Fuel transport container 9 is for loading fuel assembly 2；Workshop crane 10
Main hook can be used for carrying out the lifting of containment gate 7, heap top component 6, in-pile component 4, core barrel 3 and fuel transport container 9
It operates, the relevant operation of fuel assembly 2 can be carried out after auxiliary hook connection corresponding operation tool.
The compact reactor refuling device that whole reactor reloading pattern can be achieved of the invention, by entire in-pile component 4 when reloading
It is proposed that reactor is put into refuelling pool, the whole unloading of core barrel 3 that will fill fuel assembly 2 is put into fuel transport container 9
Inside, complete refueling operation, compact overall structure, process of reloading is succinctly quick.
The compact reactor refuling device that whole reactor reloading pattern can be achieved of the invention, mainly reloading during cold-refueling
Operating procedure is as follows: after reactor shutdown, opening containment gate 7,1 sealing surface of reactor pressure vessel is opened, by heap
Top component 6 draws off and is placed on heap top component storage rack 5, then starts to carry out core unloading operation.
Before workshop crane lifting, in-pile component 4 is located at reactor core position (in Fig. 3 at 4A), and core barrel 3 is located at the water that reloads
4 inside (in Fig. 3 at 3A) of in-pile component in pond, fuel transport container 9 is in refuelling pool (in Fig. 3 at 9A) in place.Then,
Workshop crane 10 lifts by crane the in-pile component 4 (in Fig. 3 at 4B) for including core barrel 3, and transports and be placed in refuelling pool (Fig. 3
At middle 4C).Then, after opening 9 top cover of fuel transport container, using workshop crane 10 by the reactor core of fully loaded reactor fuel component 2
Hanging basket 3 is put into 9 inside (in Fig. 3 at 3B) of fuel transport container, and buckle closure, sealing and the cleaning of completing fuel transport container 9 are gone
After the operation such as dirt, reuses the lifting fuel transport container 9 of workshop crane 10 and leave refuelling pool (in Fig. 3 at 9B), transhipment is in place
In outward transport position waiting fuel container transport vehicle 8 above (in Fig. 3 at 9C), be placed on it is dedicated tumble in equipment, then exist
Under the cooperation of workshop crane 10, complete fuel transport container 9 tumble (in Fig. 3 9D at) and have outside transport to dry storage area into
The condition of row storage.
Fresh fuel later loads namely the process of reloading of reactor core, is the inverse process of core unloading process above-mentioned,
All operations are inverse operation.Process of entirely reloading is simple, quick, and not easy to make mistakes, required technological operation space is very tight
It gathers, containment internal diameter is only 1.5 times of reactor pressure vessel outer diameter or so, about 2 times of reaction stacking pressures of entire nuclear island factory building width
Force container diameter, about 6 times of reactor pressure vessel diameters of workshop length, realizes reactor and refuelling system characteristics of compact layout is set
Meter has simplified hanging device and corresponding process requirements space needed for conventional pressurized water heap arrangement, has improved efficiency of reloading
With fuel transfer efficiency, risk of the Spent Fuel Pool by outside threat is reduced, facilitates the warp for promoting compact reactor
Ji property and safety.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention, the claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (4)
1. a kind of compact reactor refuling device that whole reactor reloading pattern can be achieved, which is characterized in that hold including reactor pressure
The fuel assembly and in-pile component being arranged in device are provided with core barrel, the fuel assembly on the inside of the in-pile component
It is loaded in the inside of the core barrel, the side of the reactor pressure vessel is provided with heap top component storage rack, it is described
Workshop crane is provided at the top of reactor pressure vessel.
2. the compact reactor refuling device of whole reactor reloading pattern can be achieved as described in claim 1, which is characterized in that described
It is connected between core barrel and the in-pile component using slotting mode fastly.
3. the compact reactor refuling device of whole reactor reloading pattern can be achieved as described in claim 1, which is characterized in that described
The top of reactor pressure vessel is provided with heap top component, and the top of the heap top component is provided with well lid formula containment gate.
4. the compact reactor refuling device of whole reactor reloading pattern can be achieved as described in claim 1, which is characterized in that described
Fuel assembly is transported by fuel transport container and fuel container transport vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910384725.8A CN110164572A (en) | 2019-05-09 | 2019-05-09 | A kind of compact reactor refuling device that whole reactor reloading pattern can be achieved |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910384725.8A CN110164572A (en) | 2019-05-09 | 2019-05-09 | A kind of compact reactor refuling device that whole reactor reloading pattern can be achieved |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110164572A true CN110164572A (en) | 2019-08-23 |
Family
ID=67633812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910384725.8A Pending CN110164572A (en) | 2019-05-09 | 2019-05-09 | A kind of compact reactor refuling device that whole reactor reloading pattern can be achieved |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110164572A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280257A (en) * | 2015-11-05 | 2016-01-27 | 中国核动力研究设计院 | Integrated small reactor |
| CN106782715A (en) * | 2016-12-29 | 2017-05-31 | 中国科学院合肥物质科学研究院 | A kind of liquid heavy metal reactor refueling system |
| CN106910541A (en) * | 2017-03-30 | 2017-06-30 | 上海核工程研究设计院 | A kind of close-coupled nuclear reaction stows technique of reloading |
| US20170213608A1 (en) * | 2016-01-22 | 2017-07-27 | Nuscale Power, Llc | In-core instrumentation |
| CN210865651U (en) * | 2019-05-09 | 2020-06-26 | 上海核工程研究设计院有限公司 | Compact reactor refueling device capable of realizing whole reactor core refueling |
-
2019
- 2019-05-09 CN CN201910384725.8A patent/CN110164572A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280257A (en) * | 2015-11-05 | 2016-01-27 | 中国核动力研究设计院 | Integrated small reactor |
| US20170213608A1 (en) * | 2016-01-22 | 2017-07-27 | Nuscale Power, Llc | In-core instrumentation |
| CN106782715A (en) * | 2016-12-29 | 2017-05-31 | 中国科学院合肥物质科学研究院 | A kind of liquid heavy metal reactor refueling system |
| CN106910541A (en) * | 2017-03-30 | 2017-06-30 | 上海核工程研究设计院 | A kind of close-coupled nuclear reaction stows technique of reloading |
| CN210865651U (en) * | 2019-05-09 | 2020-06-26 | 上海核工程研究设计院有限公司 | Compact reactor refueling device capable of realizing whole reactor core refueling |
Non-Patent Citations (1)
| Title |
|---|
| 苏著亭主编: "《钠冷快增殖堆》", 31 December 1991, 原子能出版社, pages: 373 - 377 * |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: No. 29 Hong Cao Road, Xuhui District, Shanghai Applicant after: Shanghai Nuclear Engineering Research and Design Institute Co.,Ltd. Address before: No. 29 Hong Cao Road, Xuhui District, Shanghai Applicant before: SHANGHAI NUCLEAR ENGINEERING RESEARCH & DESIGN INSTITUTE Co.,Ltd. |