CN207038181U - Core body container joint device - Google Patents
Core body container joint device Download PDFInfo
- Publication number
- CN207038181U CN207038181U CN201720696187.2U CN201720696187U CN207038181U CN 207038181 U CN207038181 U CN 207038181U CN 201720696187 U CN201720696187 U CN 201720696187U CN 207038181 U CN207038181 U CN 207038181U
- Authority
- CN
- China
- Prior art keywords
- core body
- pad
- joint device
- plate
- container joint
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000758 substrate Substances 0.000 claims abstract description 9
- 239000002826 coolant Substances 0.000 description 37
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 23
- 229910052708 sodium Inorganic materials 0.000 description 23
- 239000011734 sodium Substances 0.000 description 23
- 239000000446 fuel Substances 0.000 description 18
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 13
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004992 fission Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000003758 nuclear fuel Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 description 1
- 102000005393 Sodium-Potassium-Exchanging ATPase Human genes 0.000 description 1
- 108010006431 Sodium-Potassium-Exchanging ATPase Proteins 0.000 description 1
- 229910052776 Thorium Inorganic materials 0.000 description 1
- 229910052770 Uranium Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000002139 neutron reflectometry Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Monitoring And Testing Of Nuclear Reactors (AREA)
Abstract
A kind of core body container joint device is the utility model is related to, core body container joint device has the plate of substantially flat, and the plate of the substantially flat limits multiple first openings passed therethrough.The basic ring extends on the periphery of the plate of the substantially flat from the first side of the plate of the substantially flat.Basic ring has the interface side of the circular of the plate setting away from the substantially flat, the interface side of wherein described circular is configured to dock with structure of container, wherein described basic ring limits multiple second openings passed therethrough, wherein, multiple streams that the multiple first opening and the multiple second limited opening pass through the core body container joint device.Pad from the extension of the second side of the plate of substantially flat.Each pad in the multiple pad is configured to dock with the gasket groove limited by substrate.
Description
Technical field
It the utility model is related to nuclear reaction field, more particularly to a kind of core body-container joint device.
Background technology
Fission-type reactor includes propagation-burning fast reaction heap (also referred to as traveling wave reactor, or TWR).TWR refer to by
It is designed to use natural uranium, depleted uranium, the light-water reactor fuel of consumption or thorium after starting as heavily loaded fuel indefinite duration
Ground operating and wherein propagation and the reactor that will be advanced with the ripple of after-combustion relative to fuel.Therefore, in some respects, TWR
Propagation is to rely on to upstate and the through type fast reaction heap of the subcritical heavily loaded operating fuel of combustion in situ.In TWR
In, moved in the central core of propagation and fission ripple (" propagation-combustion wave ") originating from reactor and relative to fuel.Firing
Expect it is static in the case of, propagation and combustion wave from burning-point to external expansion.In some cases, fuel be moveable so that propagation and
Combustion wave moves relative to core body static (for example, standing wave) but relative to fuel；Standing wave should be considered as a kind of TWR.Fuel assembly
Movement be referred to as " fuel exchange (fuel shuffling) " and can complete standing wave, this be to reactor characteristic (heat, flux,
Power, fuel combustion etc.) regulation.The central core that wherein fuel assembly is switched is configured in reactor vessel.Fuel stack
Part includes fission nuclear fuel component and can produce the nuclear fuel assembly of fissile material.It may also be configured with central core for adjusting
Save the reaction controlling component of reactor characteristic.
The fission energy limited by standing wave forms heat energy, and the heat energy is through one or more Main Coolant loops and centre
Coolant loop is continuously delivered to steam generator to generate electricity, and Low Temperature Thermal is arranged by one group of water-cooled vacuum condenser
Remove.Coolant system is separated into Main Coolant loop and intercoolant loop helps to maintain core body and Main Coolant loop
Integrality.In TWR, Main Coolant loop and intercoolant loop are both using Liquid Sodium as cooling agent.
Utility model content
In one aspect, a kind of core body-container joint device is the utility model is related to, it has：The plate of substantially flat, institute
The plate for stating substantially flat limits multiple first openings passed therethrough；Basic ring, week of the basic ring in the plate of the substantially flat
While the first side extension of the plate from the substantially flat, the basic ring have：Plate away from the substantially flat is set substantially round
The interface side of shape, wherein the interface side of the circular is configured to dock with structure of container, wherein the basic ring is limited from it
In pass through it is multiple second opening, wherein, it is the multiple first opening and the multiple second limited opening pass through the core body-appearance
Multiple streams of device interface arrangement；The multiple pads extended with the second side of the plate from the substantially flat, wherein the multiple
Each pad in pad includes being configured to the interface section docked with the multiple gasket grooves limited by substrate.In an implementation
In example, the interface section of multiple pads can support transverse load and vertical load.In another embodiment, the interface portion
It is divided into the truncated cone bodily form.In another embodiment, the interface section is cone shape.In another embodiment, the core body-appearance
Device interface arrangement also includes the substrate, and the substrate limits multiple 3rd openings passed therethrough.
In another embodiment of above-mentioned aspect, substrate includes being configured to multiple grooves with the cushion fit.One
In individual embodiment, multiple first openings are arranged in flat plate to limit cell structure, wherein, it is every in the multiple pad
Individual pad is set close to the crosspoint of the cell structure.In another embodiment, at least one lining in the multiple pad
Pad has the height different from another pad in the multiple pad.In another embodiment, in the multiple stream extremely
The size of some few streams is unequal.
Brief description of the drawings
Forming a part of accompanying drawing of the present utility model below is illustrative for described technology and not anticipates
The scope of the technology of patent right is required in limitation in any way, the scope should be based on claim appended herein.
Fig. 1 shows some basic building blocks of TWR reactors in form of a block diagram.
Fig. 2A is the side sectional view of TWR reactor vessels and component therein.
Fig. 2 B are the core body of the TWR reactor vessels in Fig. 2A and the perspective cut-away schematic view of related component.
Fig. 2 C are the bottom plan views of core body-container joint component of the TWR reactor vessels in Fig. 2A.
Fig. 2 D are the partial side, cross-sectional views of Fig. 2 C core body-container joint component.
Fig. 2 E are the fragmentary, perspective views of Fig. 2 C core body-container joint component.
Fig. 2 F are the partial bottom perspective views of flase floor.
Embodiment
Fig. 1 shows some basic building blocks of traveling wave reactor (TWR) 100 in form of a block diagram.In general, TRW100 includes
Accommodate the reactor core body 102 of multiple fuel assembly (not shown).Core body 102, which configures, is keeping the liquid sodium cooling of certain volume
Its lowest position in the pond 104 of agent 106.Pond 104 is referred to as hot pond and has the week than also accommodating Liquid Sodium cooling agent 106
Enclose the high sodium temperature of cold drop 108 (being attributed to by energy caused by the fuel assembly in reactor core body 102).Hot pond 104 is logical
Internal container 110 and cold drop 108 is crossed to separate.The selectable headroom 112 of the ullage of sodium cooling agent 106 can be filled with
The inert protective gas of such as argon gas.Containment 114 surrounds reactor core body 102, hot pond 104 and cold drop 108, and using instead
Heap top cover 116 is answered to seal.Reactor lid 116 provides the various maintenance points led in the inside of containment 114.
The size of reactor core body 102 is selected based on Multiple factors, including the characteristic of fuel, desired generated energy, can
Space of reactor 100 of acquisition etc..TWR various embodiments as needed or can it is expected to be used for low-power (about 300MWe- about
500MWe), middle power (about 500MWe- about 1000MWe) and high-power (about 1000MWeMore than) application in.Can be by core body
102 surroundings set unshowned one or more reflectors to be returned to neutron reflection in core body 102 to improve the property of reactor 100
Energy.
Sodium cooling agent 106 circulates via main sodium cooling agent pump 118 in container 114.Main coolant pump 118 is from cold drop 108
Aspirate sodium cooling agent 106 and nearby it is ejected into hot pond 104 by (for example, lower section) in reactor core body 102, cool down herein
Agent 106 is heated due to the reaction occurred in reactor core body 102.The heated cooling agent 106 of a part is from hot pond 104
Top enters intermediate heat exchanger 120, and a certain opening position in cold drop 108 leaves intermediate heat exchanger 120.This master
Coolant loop 122 thus makes sodium cooling agent 106 be circulated completely in reactor vessel 114.
Intermediate heat exchanger 120 also includes Liquid Sodium cooling agent and as Main Coolant loop 122 and electricity generation system 123
Between barrier, thus ensuring that the integrality of core body 102 and Main Coolant loop 122.Intermediate heat exchanger 120 is by warm from master
Coolant loop 122 (being fully accommodated in container 114) is delivered to intercoolant loop 124 and (is positioned only part container 114
It is interior).Intermediate heat exchanger 120 passes through the opening in internal container 110, so as to bridge hot pond 104 and cold drop 108 (to allow
Sodium 106 in Main Coolant loop 122 flows therebetween).In one embodiment, four intermediate heat exchangers 120 are distributed in
In container 114.
Intercoolant loop 124 makes the sodium cooling agent 126 through pipeline disengaging container 114 be followed via reactor lid 116
Ring.Middle sodium pump 128 positioned at the outside of reactor vessel 114 circulates sodium cooling agent 126.Heat is from Main Coolant loop 122
Sodium cooling agent 106 be delivered to the sodium cooling agent 126 of the intercoolant loop 124 in intermediate heat exchanger 120.Cooling during rolling
The sodium cooling agent 126 of agent loop 124 passes through multiple pipes 130 in intermediate heat exchanger 120.These pipes 130 keep Main Coolant
The sodium cooling agent 106 of loop 122 separates with the sodium cooling agent 126 of intercoolant loop 124, while transmits heat therebetween
Energy.
Direct heat exchanger 132 extends into hot pond 104 and the sodium cooling agent 106 into Main Coolant loop 122 carries
For extra cooling.Direct heat exchanger 132 is configured to allow for sodium cooling agent 106 to enter and leave heat exchanger from hot pond 104
132.Direct heat exchanger 132 has the structure similar to intermediate heat exchanger 120, wherein the pipe 134 keeps Main Coolant
The sodium cooling agent 106 of loop 122 and the sodium cooling agent 136 of direct reactor coolant loop 138 separate, while pass therebetween
Pass heat energy.
Other assisted reaction pile elements (in reactor vessel 114 and outside reactor vessel 114) include
But it is not limited to be not shown but will become apparent to pump to those skilled in the art, be check-valves, stop valve, flange, hydrophobic
Groove etc..Through reactor lid 116 other through hole (for example, port, inertia covering gas for main refrigerant pump 118
Body and inspection port, sodium processing port etc.) it is not shown.Control system 140 is used for the various structures for controlling and monitoring reactor 100
Part.
Broadly, the present disclosure describes the configuration for the performance for improving the reactor 100 described in Fig. 1.Specifically, positioned at anti-
Answer the embodiment of interface arrangement between heap container 114 and core body 102, configuration and configuration be illustrated and below with reference to Fig. 2A-
2F is more fully described.
Fig. 2A is the side sectional view for the reactor vessel 114 for including component therein.The reactor vessel is by wall 202
Limit.Core body container joint device (CVIS) 204 supports the core body 102 and contacted with the wall 202 of reactor vessel 114.
CVIS 204 is by the weight transmitting of reactor core body 102 to reactor vessel 114.CVIS 204 is also defined so that CVIS 204
Above and below multiple fluid passages for being in fluid communication.In addition, CVIS204 provides the lateral support to core body 102, this for example exists
It may occur during seismic events.
Fig. 2 B are core body 102 and CVIS 204 perspective cut-away schematic view.Fig. 2 C are the bottoms of CVIS 204 and related component
Plan.Fig. 2 D are CVIS 204 side partial sectional views.Fig. 2 E are CVIS 204 fragmentary, perspective views.Fig. 2 F are CVIS
The bottom perspective view of the component of core body support plate 250 of 204 components.Fig. 2 B-2F are described simultaneously below, and more for clarity
Figure eliminates multiple components of reactor vessel 114.Other embodiments may include more or less components.
CVIS 204 include container joint 206, core body support plate 250 and be connected to container joint 206 and support plate 250 it
Between pad 240.Core body support plate 250 supports the weight for the fuel assembly 250 being arranged in core body 102.Upper flase floor 272 carries
For the lateral support to fuel assembly 270, to prevent its movement.Therefore, with reference to core body support plate 250 and upper flase floor 272
The payload transmission of fuel assembly 270 is provided.Container joint 206 includes the circular top plate 212 of general plane.Top plate 212 limits
Surely it is used as multiple openings of fluid passage.The opening 214 is arranged in the form of a grill.Such as see in Fig. 2 C bottom plan view
, 214 size and dimension of being open depends on their positions on top plate 212 and changed.
Basic ring 220 213 abuts with top plate 212 along its periphery.Basic ring 220 further defines multiple openings 224.Each rectangular aperture
224 shape and size can be according to the requirement of application-specific or the setting of needs.In described configuration, opening 224 is
Rounding rectangle.
CVIS 204 also includes lattice 230.Lattice 230 include it is multiple orthogonal and also with top plate 212
The support 232 and 234 being oriented orthogonally to.Flat bearing portion 232 and 234 limits fluid passage 236.Basic ring 220 and top plate 212
Intersect to form angle [alpha].In the illustrated embodiment, α is more than 90 °.It is connecing for general planar surface that the bottom of basic ring 220, which limits,
Mouth edge 226.The egress edge 226 of basic ring 220 is relative with top plate 212, and the inner surface of haptoreaction heap container 114.
Container joint 206 also accommodates one or more neutron guide tubes 218.Although four neutron guide tubes 218 are shown, at it
Different number of neutron guide tube 218 can be used in its embodiment.
CVIS 204 also includes substantially being positioned at the upper table of top plate 212 or close to the intersection of support 252,234
Pad 240 on face.The pad 240 includes columnar part 242 and the Both frustum sections 244 being positioned on.Columnar part
242 girth is equal to or more than the maximum perimeter of Both frustum sections 244.In other embodiments, Both frustum sections 244 are positive cones
It is shape or pyramidal.In other embodiments, pad 240 is taper and does not have cylindrical portion 242.
Core body support plate 250 limits multiple gasket grooves 252 with cell structure.Gasket groove 252 has retraction
Circular cone shape and it is sized to have between Both frustum sections 244 and gasket groove 252 and little space or is not free
Between receive pad 240, so as to prevent the movement of pad 240.As shown, core body support plate 250 limits 44 linings
Groove 251 is padded, but other embodiments can include greater or lesser number of gasket groove 252.The shape no matter padded, lining
The shape of pad groove 252 will be arranged to and pad 240 tight fits.
The design of pad 240 and gasket groove 252 causes pad 240 to provide the supporting of vertical and transverse load.In addition, pad
240 with core body support plate 250 before engaging, and pads 240 positioning and can adjust.In this way, the positioning for padding 240 is repaiied
Any misalignment of reactor core body 102 just in container 114.In addition, the height of one or more pads 240 can be adjusted
Whole (such as shorten or lengthen) is to make up the not fully horizontal of CVIS204.In this way, core body support plate 250 will be water
Flat, although CVIS 204 is in non-standard state.When the position and height that pad 240 are set, pad 240 for example passes through
Welding is secured to top plate 212.
Core body support plate 250 further defines the passage area 254 for including multiple passages 256.The shape and chi of passage area 254
It is very little substantially corresponding with the size and dimension of reactor core body 102.Passage 256 provides the fluid path to reactor core body 102.It is logical
Often, passage 256 is arranged in the form of a grill.Passage area 254 further defines the gasket groove 252.
It should be understood that the utility model is not limited to specific structure, processing step or material disclosed herein, but extend to correlation
Field skilled artisan will realize that their equivalent.It should also be understood that term used herein is merely for the sake of retouching
The purpose of specific embodiment is stated, and is not intended to be limited.It must be noted that such as used in this manual, odd number shape
" one " of formula, "one" includes plural reference with " described ", unless separately expressly stating otherwise within a context.
It is evident that system and method described herein be well suited for realizing the objects and advantages mentioned and
Wherein intrinsic objects and advantages.Those skilled in the art will recognize that the method and system in this specification can be used and permitted
Multimode is implemented and therefore should not limited by the embodiment and example of foregoing illustrative.In this respect, it is described herein different real
Any number of feature for applying example is combined into one embodiment and with more than whole features described herein or few spy
The alternate embodiment of sign is possible.
Although describing various embodiments for the purpose of this utility model, various changes and modifications can be made, its
Well in the scope contemplated by the utility model.Those skilled in the art, which can be made, will arbitrarily expect and be contained
The many other changes covered in spirit of the present utility model.
Claims (9)
- A kind of 1. core body-container joint device, it is characterised in that including：The plate of substantially flat, the plate of the substantially flat limit multiple first openings passed therethrough；Basic ring, the basic ring extend on the periphery of the plate of the substantially flat from the first side of the plate of the substantially flat, the basic ring Have：The interface side for the circular that plate away from the substantially flat is set, wherein the interface side of the circular is configured to Docked with structure of container, wherein the basic ring limits multiple second openings passed therethrough, wherein, the multiple first opening Multiple streams with the multiple second limited opening by the core body-container joint device；WithFrom multiple pads of the second side extension of the plate of the substantially flat, wherein each pad in the multiple pad includes It is configured to the interface section docked with the multiple gasket grooves limited by substrate.
- 2. core body according to claim 1-container joint device, it is characterised in that the interface section of the multiple pad Transverse load and vertical load can be supported.
- 3. core body according to claim 1-container joint device, it is characterised in that the interface section is the truncated cone bodily form.
- 4. core body according to claim 1-container joint device, it is characterised in that the interface section is cone shape.
- 5. core body according to claim 1-container joint device, it is characterised in that also including the substrate, the substrate Limit multiple 3rd openings passed therethrough.
- 6. core body according to claim 5-container joint device, it is characterised in that the substrate includes being configured to and institute State multiple grooves of cushion fit.
- 7. core body according to claim 1-container joint device, it is characterised in that the multiple first opening is arranged in To limit cell structure in the flat plate, wherein, each pad in the multiple pad is close to the cell structure Crosspoint is set.
- 8. core body according to claim 1-container joint device, it is characterised in that at least one in the multiple pad Individual pad has the height different from another pad in the multiple pad.
- 9. core body according to claim 1-container joint device, it is characterised in that at least one in the multiple stream The size of a little streams is unequal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201662364258P | 2016-07-19 | 2016-07-19 | |
| US62/364258 | 2016-07-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207038181U true CN207038181U (en) | 2018-02-23 |
Family
ID=61468066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720696187.2U Expired - Fee Related CN207038181U (en) | 2016-07-19 | 2017-06-15 | Core body container joint device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207038181U (en) |
-
2017
- 2017-06-15 CN CN201720696187.2U patent/CN207038181U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180223 |