CN108289366B - A kind of multidimensional neutron regulation target assembly - Google Patents
A kind of multidimensional neutron regulation target assembly Download PDFInfo
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- CN108289366B CN108289366B CN201810066892.3A CN201810066892A CN108289366B CN 108289366 B CN108289366 B CN 108289366B CN 201810066892 A CN201810066892 A CN 201810066892A CN 108289366 B CN108289366 B CN 108289366B
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- 230000033228 biological regulation Effects 0.000 title abstract description 12
- 238000001228 spectrum Methods 0.000 claims abstract description 38
- 238000003860 storage Methods 0.000 claims abstract description 18
- 230000008878 coupling Effects 0.000 claims abstract description 10
- 238000010168 coupling process Methods 0.000 claims abstract description 10
- 238000005859 coupling reaction Methods 0.000 claims abstract description 10
- 230000004044 response Effects 0.000 claims abstract description 10
- 238000001816 cooling Methods 0.000 claims description 25
- 230000008859 change Effects 0.000 claims description 23
- 238000010521 absorption reaction Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 10
- 230000033001 locomotion Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 241000237858 Gastropoda Species 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 230000004927 fusion Effects 0.000 abstract description 22
- YZCKVEUIGOORGS-OUBTZVSYSA-N Deuterium Chemical compound [2H] YZCKVEUIGOORGS-OUBTZVSYSA-N 0.000 abstract description 13
- 229910052805 deuterium Inorganic materials 0.000 abstract description 13
- YZCKVEUIGOORGS-NJFSPNSNSA-N Tritium Chemical compound [3H] YZCKVEUIGOORGS-NJFSPNSNSA-N 0.000 abstract description 10
- 229910052722 tritium Inorganic materials 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 6
- 239000007787 solid Substances 0.000 abstract description 2
- 230000006641 stabilisation Effects 0.000 abstract description 2
- 238000011105 stabilization Methods 0.000 abstract description 2
- 239000000446 fuel Substances 0.000 description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000010936 titanium Substances 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 229910052770 Uranium Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000004992 fission Effects 0.000 description 3
- 231100001231 less toxic Toxicity 0.000 description 3
- 231100000252 nontoxic Toxicity 0.000 description 3
- 230000003000 nontoxic effect Effects 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- JFALSRSLKYAFGM-UHFFFAOYSA-N uranium(0) Chemical compound [U] JFALSRSLKYAFGM-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910001182 Mo alloy Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H6/00—Targets for producing nuclear reactions
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- High Energy & Nuclear Physics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Particle Accelerators (AREA)
Abstract
The invention discloses a kind of polymorphic type neutron energy spectrums to regulate and control target assembly, including the coupling target response device in neutron energy spectrum regulation device and changes target assembly.It is driven in subcritical hybrid reactor energy resource system applied to fusion neutron source, the deuterium line that high current deuterium tritium Fusion Neutron generator generates bombards solid target, generate high-throughput deuterium tritium Fusion Neutron beam, and then there is the subcritical covering of neutron-multiplier material using Fusion Neutron bombardment, optimize through neutron multiplication, power spectrum, realizes the purpose of neutron energy spectrum regulation.Coupling target response device includes vacuum tube, target pipe and the target piece component in target pipe.Changing target assembly includes changing target chamber, target piece storage chamber, target piece more changing device and for the target piece conveying device to target pipe Conveying target piece component.It significantly reduces staff and changes the labor intensity of target, while improving and changing target efficiency, improve the stabilization of the operation of clear energy sources system.
Description
Technical field
The present invention relates to polymorphic type neutron energy spectrum control technique field, in particular to a kind of polymorphic type neutron energy spectrum regulates and controls target
Device.
Background technique
Advanced Nuclear Energy Systems have the characteristics that neutron energy spectrum is hard, anisotropy is strong, and traditional fission reactor can not provide it
Complicated neutron energy spectrum needed for key technology research and development.Fusion neutron source drives in subcritical hybrid reactor energy resource system, and high current deuterium tritium is poly-
Become the deuterium line that accelerator for neutron production generates and bombard solid target, generates high-throughput deuterium tritium Fusion Neutron beam, and then utilize Fusion Neutron
Bombardment has the subcritical covering of neutron-multiplier material, optimizes through neutron multiplication, power spectrum.
Accelerator fusion neutron source using accelerator generate certain energy ion and target act on, by occur D-D or
Person's D-T fusion reaction generates neutron, has many advantages, such as that narrow neutron energy height, power spectrum, using flexible, inherent safety are high.It is compact
Type accelerator fusion neutron source generates high current high-energy neutron beam, can serve fusion neutron source and drive subcritical hybrid reactor cleaning energy
Source system has the subcritical covering of neutron-multiplier material using Fusion Neutron bombardment, optimizes through neutron multiplication, power spectrum, in covering
Long-lived radioactivity waste core occurs different type reaction and generates new less toxic or nontoxic nucleic, and natural uranium absorbs neutron and generates
Fissionable nucleus fuel and a large amount of energy is generated, with " turning waste into wealth ".Compared to traditional nuclear power station, this hybrid reactor clear energy sources
System can be such that fuel availability increases substantially, and meet extensive development demand；It is driven simultaneously by external neutrons source, fission is anti-
It answers stack operation in subcritical mode, supercritical accident will not occur, it is safe and reliable to operation.
In traditional technology, traditional fusion neutron source target system work is changed target operation and is relatively held in spacious external environment
It easily, but can not and high-temperature space operating condition narrow suitable for reactor core.Drive subcritical hybrid reactor clean in fusion neutron source
In energy resource system, the target system of neutron source works in subcritical reactor reactor core, and exterior space is narrow, and surrounding core temperature is very
Height can not directly carry out changing target, and remove target system change target workload it is too big, the labour for causing staff to change target is strong
Spend larger, and it is lower to change target efficiency.
Therefore, how to reduce while staff changes the labor intensity of target, it is art technology that target efficiency is changed in raising
Personnel's technical problem urgently to be resolved.
Summary of the invention
The object of the present invention is to provide a kind of polymorphic type neutron energy spectrums to regulate and control target assembly, is applied to fusion neutron source driving time
In critical hybrid reactor regulation neutron energy spectrum system, realize that Full-automatic remote changes target, to reduce the labor intensity that staff changes target,
It improves simultaneously and changes target efficiency.
To achieve the above object, the present invention provides a kind of polymorphic type neutron energy spectrum regulation target assembly, including coupling target response
Device and change target assembly；
The coupling target response device includes vacuum tube, target pipe and the target piece component in the target pipe, the target pipe
In the vacuum tube；
The target assembly that changes includes changing target chamber, target piece storage chamber, target piece more changing device and being used for defeated to the target pipe
The target piece conveying device of the target piece component is sent, the target piece more changing device is used for the target piece group on the target piece conveying device
Target piece unit replacement in part and the target piece more changing device, the target piece storage chamber and it is described change target chamber by valve body every
From sealing, the target chamber and the target piece storage chamber of changing is to vacuumize chamber, and the target piece conveying device includes first
Vacuum chuck and for driving first vacuum chuck to be changed target chamber by described and be delivered to target piece installation position via the target pipe
That sets changes target driving device, and first vacuum chuck is for adsorbing the target piece component.
Preferably, it is described change target driving device include first motor, the first turbine and with first turbine cooperation the
One worm screw, first turbine are connect with the first motor, and first worm screw is hollow pipe, the first vacuum chuck peace
Mounted in one end of first worm screw, first worm screw is connected to vacuum evacuation device, the sucker of first vacuum chuck with
The first worm screw connection.
Preferably, the target piece storage chamber includes equal changing the new target piece chamber and old target piece chamber that target chamber is connect with described
Room, the target piece more changing device include for new target piece component is delivered to change the new target piece conveying device of target chamber and be used for by
The old target piece conveying device for changing old target piece component output in target chamber, the new target piece conveying device are located at the new target piece
Chamber, the old target piece conveying device are located at the old target piece chamber, and the valve body includes the first valve body and the second valve body, described
First valve body is mounted on the new target piece chamber and changes on the shared side wall of target chamber with described, and second valve body is mounted on described
Old target piece chamber changes on the shared side wall of target chamber with described.
Preferably, the new target piece conveying device includes the second vacuum chuck, the second motor, the second turbine and with described the
Second worm screw of two turbines cooperation, second turbine are connect with second motor, and second worm screw is hollow pipe, described
Second vacuum chuck is mounted on one end of second worm screw, and second worm screw is connected to vacuum evacuation device, and described second is true
The sucker of suction disk is connected to second worm screw.
Preferably, the old target piece conveying device includes third vacuum chuck, third motor, third turbine and with described
The third worm screw of three turbines cooperation, the third turbine are connect with the third motor, and the third worm screw is hollow pipe, described
Third vacuum chuck is mounted on one end of the third worm screw, and the third worm screw is connected to vacuum evacuation device, and the third is true
The sucker of suction disk is connected to the third worm screw.
Preferably, the new target piece chamber and the old target piece chamber, which are located at, described changes target chamber level with respect to two
Side, the second worm axis extending direction are overlapped with the third worm axis extending direction, and first worm axis prolongs
It is vertical with the second worm axis extending direction to stretch direction.
Preferably, the beam current tube of the target pipe connection, the beam current tube are located in the vacuum tube, move along line
Direction, the beam current tube are located at target pipe rear, the beam current tube axis, first worm axis, the vacuum
Pipe axis and the target pipe axis are overlapped, and first worm screw can back and forth be transported in the beam current tube and the target pipe
It is dynamic.
Preferably, deflection conduit, deflection magnet and the focus magnet being mounted on the beam current tube outer wall, the deflection
Pipeline is connected to the beam current tube, and the deflection magnet is located at the deflection conduit and the beam current tube junction.
Preferably, first vacuum chuck includes hollow cylinder, blind pipe and multiple tops and the blind pipe) it internal is connected to
Pipeline is adsorbed, between the hollow cylinder and the blind pipe, the hollow cylinder is set in described blind the absorption pipeline
On the outside of pipe, the top of the hollow cylinder and first worm end are tightly connected, and the bottom end of the blind pipe is sealed end, top
End opening end is tightly connected by mounting plate and the first worm screw inner peripheral wall, and multiple absorption pipelines are outside the blind pipe
Wall is circumferentially uniformly distributed, and the bottom end opening of the absorption pipeline with the target piece component for abutting.
Preferably, the target piece component includes target piece and L-type fixed block, and the target piece is the cylindrical covering of opening upwards
Structure, target tube bottom end, which is equipped with, is used to support the supporting table of the target piece, the L-type fixed block include transverse plate and with it is described
The vertically arranged longitudinal plate of transverse plate, the longitudinal plate are located at below the transverse plate, the bottom end of the longitudinal plate and the target
Piece bottom wall seals against, wherein the longitudinal plate lateral surface can be bonded with the target pipe inner sidewall, the target pipe side wall is equipped with
For accommodating the limiting slot of the transverse plate, the inner wall of the transverse plate and the limiting slot is in sealing contact, and along the target pipe
Axis direction projection, the hollow cylinder outer surface projection is overlapped with the projection of target piece outer surface, and the transverse plate following table
Face width is equal with the sum of the target on piece end surface thickness and the groove depth of the limiting slot, and target piece side is equipped with indulges with described
The aspirating hole opposite to plate side, the target pipe side wall offer both ends and connect respectively with the aspirating hole and the vacuum evacuation device
Logical vacuumizes slot, and the side wall for vacuumizing slot is equipped with the hole that vacuumizes being connected to the vacuum evacuation device, described to vacuumize
The side wall of channel opening end two sides and the target piece outer wall are in sealing contact.
Preferably, the cooling system includes the end cap that cooling tube and target tube bottom end are tightly connected, the end cap with
Cooling chamber is formed between target piece lower surface, the end cap sidewalls are equipped with the inlet opening being connected to the cooling chamber and go out
Water hole, the inlet opening and the apopore are connected to the return pipe of the water inlet pipe of the cooling tube and the cooling tube respectively,
The cooling tube is arranged in the target pipe outer wall along the target tube axis direction.
In the above-mentioned technical solutions, polymorphic type neutron energy spectrum regulation target assembly provided by the invention includes coupling target response dress
Set and change target assembly.Coupling target response device includes that vacuum tube, target pipe and the target piece component in target pipe, target pipe are located at vacuum
In pipe.Changing target assembly includes changing target chamber, target piece storage chamber, target piece more changing device and for target pipe Conveying target piece component
Target piece conveying device, target piece more changing device are used for the target piece in the target piece component and target piece more changing device on target piece conveying device
Unit replacement, target piece storage chamber pass through valve body isolating seal with target chamber is changed, and change target chamber and target piece storage chamber is to take out
Vacuum chamber.Target piece conveying device is including the first vacuum chuck and for driving the first vacuum chuck by changing target chamber via target pipe
Be delivered to target piece installation site changes target driving device, and the first vacuum chuck is used for adsorption target piece component.
Device heap couples target at work, and the tritium of target on piece, produces in the deuterium line bombardment target piece component that fusion neutron source generates
Raw high-energy neutron.When needing replacing target piece component, target driving device is changed by target piece component in the first vacuum chuck Conveying target pipe
Position, then changes target driving device and drives the movement of the first vacuum chuck, is adsorbed old target piece component by the first vacuum chuck
To changing target chamber；After valve body is opened, target piece more changing device is used to new target piece component being delivered to target piece conveying device position, so
Old target piece component is delivered to target piece storage chamber by target piece more changing device afterwards, and valve body is closed, and then target piece conveying device will
New target piece component is delivered to the target piece installation site in target pipe by the first vacuum chuck.
As can be seen from the above description, in polymorphic type neutron energy spectrum provided by the present application regulation target assembly, by the way that target is arranged
Old target piece component is changed target chamber by being delivered in target pipe by piece conveying device, then passes through target piece more changing device for new target piece
Component, which is delivered to, changes target chamber, and target piece replaces component and again exports old target piece component, and new target piece component is conveyed by target piece
Device moves to the target piece installation site in target pipe, easy to operate, and dismounting target system is avoided to carry out the case where changing target, effectively
It reduces staff and changes the labor intensity of target, while improving and changing target efficiency.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structural schematic diagram that polymorphic type neutron energy spectrum provided by the embodiment of the present invention regulates and controls target assembly；
Fig. 2 is the partial enlarged view that polymorphic type neutron energy spectrum provided by the embodiment of the present invention regulates and controls target assembly；
Fig. 3 is the installation site figure of target piece component provided by the embodiment of the present invention；
Fig. 4 is the structural schematic diagram of target bottom of the tube provided by the embodiment of the present invention；
Fig. 5 is the structural schematic diagram that target assembly is changed provided by the embodiment of the present invention.
Wherein in Fig. 1-5: 1- deflection conduit, 2- deflection magnet, 3- beam current tube, 4- focus magnet；
5- target pipe, 51- end cap, 52- supporting table, 53- vacuumize slot, 54- limiting slot, 55- target pipe outer wall vacuum tube, 56-
Cooling tube, 57- vacuumize hole, the inlet opening 58-, 59- apopore；
6- target piece component, 61- target piece, 62-L type fixed block；
7- changes target assembly, 70- changes target chamber；
The new target piece conveying device of 721-, the second vacuum chuck of 7211-, the second motor of 7212-, the second turbine of 7213-,
The second worm screw of 7214-；
The old target piece conveying device of 722-, 7221- third vacuum chuck, 7222- third motor, 7223- third turbine,
7224- third worm screw；
Target driving device, 7321- first motor, the first turbine of 7322-, 7333- is changed in the first vacuum chuck of 731-, 732
One worm screw；
7311- hollow cylinder, 7312- blind pipe, 7313- adsorb pipeline
The first valve body of 741-, the second valve body of 742-；
8- reactor core, the ground 9-, 10- vacuum tube.
Specific embodiment
Core of the invention is to provide a kind of polymorphic type neutron energy spectrum regulation target assembly, to reduce the labor that staff changes target
Fatigue resistance, while improving and changing target efficiency.
In order to make those skilled in the art more fully understand technical solution of the present invention, with reference to the accompanying drawing and embodiment party
The present invention is described in further detail for formula.
Fig. 1 to Fig. 5 is please referred to, in a specific embodiment, the polymorphic type neutron that the specific embodiment of the invention provides
Power spectrum regulation target assembly includes coupling target response device and changes target assembly.Coupling target response device include vacuum tube 10, target pipe 5 and
Target piece component 6 in target pipe 5, target pipe 5 are located in vacuum tube 10.Specifically, 10 periphery of vacuum tube is subcritical hybrid reactor
Reactor core 8,8 temperature range of reactor core are 300 DEG C to 600 DEG C.
Changing target assembly 7 includes changing target chamber 70, target piece storage chamber, target piece more changing device and being used for 5 Conveying target of target pipe
The target piece conveying device of piece component 6, target piece more changing device is for more changing the outfit the target piece component 6 on target piece conveying device with target piece
Target piece component 6 in setting is replaced, and target piece storage chamber passes through valve body isolating seal with target chamber 70 is changed, described to change 70 He of target chamber
The target piece storage chamber is to vacuumize chamber.
Target piece conveying device is including the first vacuum chuck 731 and for driving the first vacuum chuck 731 by changing target chamber 70
Target driving device 732 is changed via what target pipe 5 was delivered to target piece installation site, and the first vacuum chuck 731 is used for adsorption target piece component
6, specifically, changing target driving device 732 can be telescoping cylinder structure.In order to improve safety and the degree of automation, it is preferable that change target
Device 7 can be run by remote control equipment, realize that scene is unattended.
Target pipe 5 is located in vacuum tube 10, and vacuum tube 10 is hollow straight pipe structure, interior bottom portion and 5 bottom interval 2- of target pipe
10mm, 10 inner wall of vacuum tube and 5 outer wall interval 2-10mm of target pipe are surrounded outside vacuum tube 10, the prominent ground 9 in top by reactor core 8,
Vacuum pumping hole is opened up on the tube wall of top, is surrounded between vacuum tube 10 and target pipe 5 and forms vacuum environment, it is anti-for heat-insulated
Only core temperature is conducted to target pipe and target piece.
Polymorphic type neutron energy spectrum regulates and controls target assembly at work, and the deuterium line that fusion neutron source generates bombards target piece component 6
The tritium of middle target on piece generates high-energy neutron.When needing replacing target piece component 6, target driving device 732 is changed by the first vacuum chuck
731 are transported to 6 position of target piece component in target pipe 5, then change target driving device 732 and drive the movement of the first vacuum chuck 731, pass through
Old target piece component 6 is adsorbed to and changes target chamber 70 by the first vacuum chuck 731；After valve body is opened, target piece more changing device is used for will
New target piece component 6 is delivered on target piece conveying device, and then old target piece component 6 is delivered to target piece by target piece more changing device
Storage chamber, valve body are closed, and then new target piece component 6 is delivered to target by the first vacuum chuck 731 by target piece conveying device
Target piece installation site in pipe 5.
As can be seen from the above description, in polymorphic type neutron energy spectrum provided by the present application regulation target assembly, by the way that target is arranged
Old target piece component 6 is changed target chamber 70 by being delivered in target pipe 5 by piece conveying device, then will be new by target piece more changing device
Target piece component 6, which is delivered to, changes target chamber 70, and target piece replacement component again exports old target piece component 6, and new target piece component 6 passes through
Target piece conveying device moves to the target piece installation site in target pipe 5, easy to operate, and avoids removing the feelings that target system change target
Condition significantly reduces staff and changes the labor intensity of target, while improving and changing target efficiency.Due to not needing dismounting polymorphic type
Neutron energy spectrum regulates and controls target assembly, effectively improves the stabilization of the operation of clear energy sources system.
It further includes the beam current tube 3 connecting with target pipe 5 that the polymorphic type neutron energy spectrum, which regulates and controls target assembly, and beam current tube 3 is located at
In vacuum tube 10, along the line direction of motion, beam current tube 3 is located at 5 rear of target pipe.
Preferably, target driving device 732 is changed to include first motor 7321, the first turbine 7322 and match with the first turbine 7322
The first worm screw 7333 closed, the first turbine 7322 are connect with first motor 7321, and the first worm screw 7333 is hollow pipe, the first vacuum
Sucker 731 is mounted on one end of the first worm screw 7333, and the first worm screw 7333 is connected to vacuum evacuation device, the first vacuum chuck 731
Sucker be connected to the first worm screw 7333.That is the first worm screw 7333 is vaccum suction pipe, and the first worm screw 7333 is coaxially placed in line pipe
Inside road 3, axis is perpendicular to ground 9,7333 inner hollow of the first worm screw, specifically, external is helicitic texture, the external pumping in upper end
Vacuum plant, the first vacuum chuck 731 of lower termination.
It further includes cooling system that the polymorphic type neutron energy spectrum, which regulates and controls target assembly, and cooling system includes cooling tube 56 and target pipe 5
The end cap 51 of bottom end seal connection, forms cooling chamber between 61 lower surface of end cap 51 and target piece, 51 side wall of end cap be equipped with it is cold
But the inlet opening 58 of chamber and apopore 59, inlet opening 58 and apopore 59 respectively with the water inlet pipe of cooling tube 56 and cooling
The return pipe of pipe 56 is connected to, and cooling tube 56 is arranged on 5 outer wall of target pipe along 5 axis direction of target pipe.I.e. end cap 51 is used as 5 bottom of target pipe
Portion's first layer is heavy platform structure, and multiple through-holes are evenly equipped on 51 periphery tube wall of end cap, and the 5 bottom second layer of target pipe is supporting table 52,
52 outer rim of supporting table and 61 bottom outer-edge coaxial cooperation of target piece, 52 plane of supporting table are bonded with the bottom plane of target piece 61, target piece
61 bottom plane and end cap 51 encirclement forms cooling chamber, interior to be full of coolant, cools down to target piece.Specifically, this is logical
Hole forms three inlet openings 58 and three apopores 59, inlet opening 58 are symmetrically distributed in 51 side wall of end cap opposite two with apopore 59
Side；Cooling tube 56 is uniformly distributed along 5 axis direction of target pipe, is welded in outside target pipe 5.
The coaxially arranged bottom in 7333 inner cavity of the first worm screw of first vacuum chuck 731, the first vacuum chuck 731 include sky
Absorption pipeline 7313 is connected to inside stem body 7311, blind pipe 7312 and multiple tops and blind pipe 7312, absorption pipeline 7313 is located at
Between hollow cylinder 7311 and blind pipe 7312, hollow cylinder 7311 is set in 7312 outside of blind pipe, the top of hollow cylinder 7311
It is connect with 7333 end part seal of the first worm screw, the bottom end of blind pipe 7312 is sealed end, in top end opening end and the first worm screw 7333
Portion's connection, multiple absorption pipelines 7313 are circumferentially uniformly distributed along 7312 outer wall of blind pipe, and the bottom end opening of absorption pipeline 7313 is used for
It is abutted with target piece component 6, it is preferable that absorption pipeline 7313 is three.
Specifically, the end of absorption pipeline 7313 offers aperture, end is in smooth flat, in the first vacuum chuck 731
When portion is vacuum environment, target piece component 6, the band vertically reciprocating movement together of moving-target piece component 6 can be attracted by end aperture.
Preferably, target piece component 6 includes target piece 61 and L-type fixed block 62, and target piece 61 is the cylindrical covering of opening upwards
Structure, 5 bottom end of target pipe are equipped with the supporting table 52 for being used to support target piece 61, and L-type fixed block 62 includes transverse plate and hangs down with transverse plate
The longitudinal plate directly arranged, longitudinal plate are located at below transverse plate, and the bottom end of longitudinal plate is abutted with 61 bottom wall of target piece, wherein longitudinal plate
Lateral surface can be bonded with 61 inner sidewall of target piece, it is preferable that transverse plate lateral surface is arc panel, and 5 side wall of target pipe is equipped with for accommodating
The limiting slot 54 of transverse plate is projected along 5 axis direction of target pipe, and the projection of 7311 outer surface of hollow cylinder is projected with 61 outer surface of target piece
It is overlapped；Along perpendicular to 7333 axis direction of the first worm screw, transverse plate lower surface width and 61 upper end face thickness of target piece and limiting slot
The sum of 54 groove depth is equal, and 61 side of target piece is equipped with the aspirating hole 611 opposite with longitudinal plate side, and 5 side wall of target pipe offers two
Hold what is be connected to respectively with aspirating hole 611 and vacuum evacuation device to vacuumize slot 53, the side wall for vacuumizing slot 53 is equipped with and vacuum means
That sets connection vacuumizes hole 57, it is preferable that 5 outer wall of target pipe be equipped with the target pipe outer wall vacuum tube 55 that vacuumizes hole 57 and connect, take out very
The side wall and 61 outer wall of target piece of 53 open end two sides of empty slot are in sealing contact.Target pipe outer wall vacuum tube 55 is uniformly distributed, and is welded in target
Outside pipe 5.
Specifically, aspirating hole 611 is decided according to the actual requirements with the number for vacuumizing hole 57, the application does not do specific limit
It is fixed, it is preferable that aspirating hole 611 and to vacuumize hole 57 be three, and be circumferentially uniformly distributed along 5 axis of target pipe.It is preferred that target pipe 5
Outer wall is welded with and vacuumizes the target pipe outer wall vacuum tube 55 of the connection of hole 57.
Vacuumizing slot 53 is 5 bottom third layer of target pipe, specially annular groove, vacuumizes hole 57 and target pipe outer wall vacuum tube
55 communicate, and when being in vacuum in target pipe outer wall vacuum tube 55, by 61 periphery aspirating hole 611 of target piece, L-type fixed block 62 compresses target
It is mobile to 53 internal direction of slot is vacuumized while 61 side wall ledge of piece, when pouring barotropic gas in target pipe outer wall vacuum tube 55,
By the hole of 61 periphery flange slot of target piece, it is mobile that L-type fixed block 62 presses to center position.
Limiting slot 54 is that the 4th layer of 5 bottom of target pipe, specially annular groove are limited for fixing the transverse plate of L-type fixed block 62
The top of position slot 54 is bonded with the transverse plate upper surface of L-type fixed block 62, the bottom of limiting slot 54 and the transverse direction of L-type fixed block 62
The fitting of plate lower end surface, the top inner surface of limiting slot 54 offer seal groove, O-ring seals are filled with, with L-type fixed block 62
Transverse plate upper surface forms sealing surface.
61 material of target piece is copper, copper alloy, molybdenum, molybdenum alloy, and target piece 61 is in dome structure, and opening up, bottom thickness is
1mm-3mm, periphery are flanged structure, and 61 bottom of target piece offers annular groove close to flange direction, and bottom surface is coated with titanium film, titanium
Film thickness is 2 microns -10 microns, and optionally titanium film adsorbs deuterium or tritium, 61 bottom other than ring type slot part of target piece and suction to titanium film
The end plane of attached pipeline 7313 is bonded, and the outer rim of 61 periphery flange of target piece is coaxially bonded with the inward flange for vacuumizing slot 53.
Preferably, L-type fixed block 62 is for fixing target piece 61, and horizontal direction is in planar structure, edge be arc and with limit
Position slot 54 edge is concentric and radius, 62 vertical direction of L-type fixed block is in globoidal structure, with 61 periphery flange slot inner ring of target piece
The transverse plate upper surface of concentric and radius, L-type fixed block 62 is bonded with the lower end surface of hollow cylinder 7311 simultaneously, hollow cylinder
7311 outer diameters for being circumferentially arranged direction are less than the internal diameter of limiting slot 54.
Preferably, 61 bottom surface of target piece is equipped with the limit annular groove for limiting L-type fixed block 62, L-type fixed block 62
Planar section upper surface width and 61 bottom of target piece limit annular groove width it is equal, the transverse plate lower end surface of L-type fixed block 62
Width is equal to the sum of the width of target piece 61 periphery flange width and limiting slot 54；61 bottom outer-edge of target piece and 52 outer rim of supporting table are same
Axis cooperation, 61 bottom plane of target piece is bonded with 52 plane of supporting table, L-type fixed block 62 be it is multiple, specific number is according to practical need
Depending on wanting.
62 edge of L-type fixed block is arc, and with the edge of limiting slot 54 is concentric and radius, L-type fixed block 62 is vertical
Direction is in globoidal structure, and 61 periphery flange slot inner ring of target piece is concentric and radius.
Preferably, target piece storage chamber include with change the new target piece chamber 711 and old target piece chamber that target chamber 70 is connect
712, target piece more changing device includes changing the new target piece conveying device 721 of target chamber 70 for new target piece to be delivered to and being used to change
The old target piece conveying device 722 of old target piece output in target chamber 70, new target piece conveying device 721 are located at new target piece chamber 711,
Old target piece conveying device 722 is located at old target piece chamber 712, and valve body includes the first valve body 741 and the second valve body 742, the first valve body
741 are mounted on new target piece chamber 711 side wall shared with target chamber 70 is changed, and the second valve body 742 is mounted on old target piece chamber 712
On the side wall shared with target chamber 70 is changed.
Preferably, new target piece conveying device 721 includes the second vacuum chuck 7211, the second motor 7212, the second turbine
7213 and the second worm screw 7214 with the cooperation of the second turbine 7213, the second turbine 7213 connect with the second motor 7212, the second snail
Bar 7214 is hollow pipe, and the second vacuum chuck 7211 is mounted on one end of the second worm screw 7214, the second worm screw 7214 with vacuumize
Device connection, the sucker of the second vacuum chuck 7211 are connected to the second worm screw 7214.
Old target piece conveying device 722 include third vacuum chuck 7221, third motor 7222, third turbine 7223 and with institute
The third worm screw 7224 of the cooperation of third turbine 7223 is stated, third turbine 7223 is connect with third motor 7222, third worm screw 7224
For hollow pipe, third vacuum chuck 7221 is mounted on one end of third worm screw 7224, and third worm screw 7224 and vacuum evacuation device connect
Logical, the sucker of third vacuum chuck 7221 is connected to third worm screw 7224.
New target piece chamber 711 and old target piece chamber 712 are located at and change the horizontal opposite sides of target chamber 70, the second worm screw
7214 axis extending directions are overlapped with 7224 axis extending direction of third worm screw, 7333 axis extending direction of the first worm screw and second
7214 axis extending direction of worm screw is vertical.
Specifically, the second vacuum chuck 7211 and third vacuum chuck 7221 are hollow disc structure, upper plane is opened up
There are a series of apertures, the hollow disc structure other end is hollow circular tube structure, the inside sky of inner space and hollow disc structure
Between communicate, new target piece conveying device 721 is identical with component contained by old target piece conveying device 722 and structure, and the two is with vertical vacuum
The axis of pipe 10 is center mirror image distributing installation.
Preferably, 3 axis of beam current tube, 7333 axis of the first worm screw, 10 axis of vacuum tube and 5 axis of target pipe are overlapped,
And first worm screw 7333 can be moved back and forth in beam current tube 3 and target pipe 5.
Further, polymorphic type neutron energy spectrum regulation target assembly further includes deflection conduit 1, deflection magnet 2 and is mounted on beam
Focus magnet 4 on 3 outer wall of flow tube road, deflection conduit 1 are connected to beam current tube 3, and deflection magnet 2 is located at deflection conduit 1 and beam
3 junction of flow tube road.The deuterium line that fusion neutron source generates is transmitted in deflection conduit 1 in horizontal transport pipeline, is being deflected
Under the magnetic fields that magnet 2 generates, deuterium line enters perpendicular fasciculus flow tube road 3 after 90 degree of deflections occur, and bombards the tritium on target piece 61,
High-energy neutron is generated, Fusion Neutron bombards the subcritical covering for having neutron-multiplier material, optimizes through neutron multiplication, power spectrum, covering
Middle long-lived radioactivity waste core occurs different type reaction and generates new less toxic or nontoxic nucleic, and natural uranium absorption neutron is raw
At fissionable nucleus fuel and generate a large amount of energy.
When needing to pick up old target piece component 6, first motor 7321 drives the first worm screw 7333 to move vertically downward, until
The end of first vacuum chuck 731 is fitted closely with 61 bottom other than ring type slot part of target piece, and first motor 7321 is out of service, the
One vacuum chuck 731 stops decline, starts the vacuum evacuation device connecting with the first vacuum chuck 731, is specifically as follows vacuum pump,
To vacuumizing inside the first worm screw 7333, target piece 61 is attracted to the end of the first vacuum chuck 731；Target pipe outer wall vacuum
Barotropic gas is poured in pipe 55, gas, which enters, to be vacuumized in slot 53, and by the aspirating hole 611 of 61 periphery flange of target piece, L-type is fixed
Block 62 is mobile to center position, and moving range is no more than 61 bottom annular recess inner ring of target piece；Then, reverse starting first motor
7321, the first worm screw 7333 adsorbs target piece component 6, drives turbine to move vertically upward by first motor 7321, until target
Piece component 6, which is moved to, to be changed in target chamber 70, and 6 bottom of target piece component is higher than plane on third vacuum chuck 7221, first motor
7321 is out of service.
It replaces old 6: the second valve body 742 of target piece component to open, the old starting of target piece conveying device 722 operation, third motor
7222 startings drive third turbine 7223, and then drive third worm screw 7224 mobile to target piece conveying device direction, third worm screw
7224 front ends are moved to 6 lower section of target piece component, and third motor 7222 stops, and third worm screw 7224 stops movement, the first worm screw
7333 external vacuum pumps stop pumping, and barotropic gas is filled in 7333 inner tube of the first worm screw, and target piece component 6 is detached from the first worm screw
7333, it falls on third vacuum chuck 7221, the external vacuum pump startup of third vacuum chuck 7221, to third vacuum chuck
It is vacuumized in 7221, adsorption target piece component 6,7222 reverse starting of third motor, drives third turbine 7223, and then drive
To far from the movement of target piece conveying device direction, target piece component 6 is moved to old target piece chamber for third worm screw 7224 and target piece component 6
In 712 vacuum chamber, the second valve body 742 is closed；First valve body 741 is opened, the new starting of target piece conveying device 721 operation, and second
The external vacuum pump startup of worm screw 7214, the starting of the second motor 7212 drive the second turbine 7213, and then drive the second worm screw 7214
Mobile to new 721 direction of target piece conveying device with the new target piece component 6 on the second vacuum chuck 7211, new target piece component 6 is mobile
To 7333 lower section of the first worm screw, the second motor 7212 stops, and the second vacuum chuck 7211 stops movement, the second vacuum chuck 7211
External vacuum pump is out of service, is filled with barotropic gas in the second vacuum chuck 7211；Then, first motor 7321 starts, and first
Motor 7321 drives the first worm screw 7333 to move down, until the end of the first vacuum chuck 731 and 6 bottoms of new target piece component are non-
Annular groove portion fits closely, and the external vacuum pump in 7333 upper end of the first worm screw inside the first worm screw 7333 to vacuumizing, and
One vacuum chuck 731 adsorbs new target piece component 6.
New target piece: 7212 reverse starting of the second motor is installed, the second turbine of the second motor 7212 driving 7213 and second is true
To far from the movement of target piece conveying device direction, the second vacuum chuck 7211 is moved in new target piece chamber 711 suction disk 7211, the
One valve body 741 is closed；Then, first motor 7321 starts, and first motor 7321 drives the first worm screw 7333 and new target piece component
6, it is moved down comprising target piece 61 and L-type fixed block 62, until 52 plane of supporting table of 61 bottom plane of target piece and 5 bottom of target pipe
Fitting；Then, target pipe outer wall vacuum tube 55 vacuumizes, and passes through the aspirating hole 611 of 61 periphery flange slot of target piece, L-type fixed block 62
While compressing 61 periphery flange of target piece, mobile to 53 direction of slot is vacuumized, target piece 61 is fixed；Then, outside the first worm screw 7333
It connecing vacuum pump and stops pumping, pour barotropic gas, target piece 61 is detached from the first vacuum chuck 731 on the first worm screw 7333, and first
7321 reverse starting of motor, the first worm screw 7333 of driving move up, until the first worm screw 7333 is completely into changing target chamber 70
In.
It is mainly used for fusion neutron source to drive in subcritical hybrid reactor energy resource system, high current deuterium tritium Fusion Neutron generator produces
Raw high throughput deuterium tritium Fusion Neutron beam, and then the subcritical covering for having neutron-multiplier material is bombarded, it is excellent through neutron multiplication, power spectrum
Change, the new less toxic or nontoxic nucleic of different type reaction generation occurs for long-lived radioactivity waste core in covering, and natural uranium is inhaled
It receives neutron to generate fissionable nucleus fuel and generate a large amount of energy, realizes that fuel availability increases substantially, and fission is anti-
Answer stack operation in subcritical mode, guarantee is safe and reliable to operation, while application remotely changes target operation, it can be achieved that fast and safely changing
Target.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of polymorphic type neutron energy spectrum regulates and controls target assembly, which is characterized in that including coupling target response device and change target assembly
(7)；
It is described coupling target response device include vacuum tube (10), target pipe (5) and be located at the target pipe (5) in target piece component (6),
The target pipe (5) is located in the vacuum tube (10)；
Described change target assembly (7) include changing target chamber (70), target piece storage chamber, target piece more changing device and being used for the target pipe
(5) the target piece conveying device of the target piece component (6) is conveyed, the target piece more changing device is used for the target piece conveying device
Target piece component (6) and the target piece more changing device in target piece component (6) replace, the target piece storage chamber and described change target
Chamber (70) is by valve body isolating seal, and the target chamber (70) and the target piece storage chamber of changing is to vacuumize chamber, institute
Target piece conveying device is stated including the first vacuum chuck (731) and for driving first vacuum chuck (731) to change target by described
Chamber (70) is delivered to changing target driving device (732) for target piece installation site, first vacuum chuck via the target pipe (5)
(731) for adsorbing the target piece component (6).
2. a kind of polymorphic type neutron energy spectrum according to claim 1 regulates and controls target assembly, which is characterized in that described to change target driving
Device (732) includes first motor (7321), the first turbine (7322) and the first snail with first turbine (7322) cooperation
Bar (7333), first turbine (7322) connect with the first motor (7321), and first worm screw (7333) is hollow
Pipe, first vacuum chuck (731) are mounted on one end of first worm screw (7333), first worm screw (7333) and pumping
Vacuum plant connection, the sucker of first vacuum chuck (731) are connected to first worm screw (7333).
3. a kind of polymorphic type neutron energy spectrum according to claim 2 regulates and controls target assembly, which is characterized in that the target piece storage
Chamber includes changing the new target piece chamber (711) and old target piece chamber (712) that target chamber (70) is connect with described, and the target piece is more
Changing device includes changing the new target piece conveying device (721) of target chamber (70) and for inciting somebody to action for new target piece component (6) to be delivered to
The old target piece conveying device (722) for changing old target piece component (6) output in target chamber (70), the new target piece conveying device
(721) it is located at the new target piece chamber (711), the old target piece conveying device (722) is located at the old target piece chamber (712),
The valve body includes the first valve body (741) and the second valve body (742), and first valve body (741) is mounted on the new target piece chamber
Room (711) is changed on target chamber (70) shared side wall with described, and second valve body (742) is mounted on the old target piece chamber
(712) it is changed on target chamber (70) shared side wall with described.
4. a kind of polymorphic type neutron energy spectrum according to claim 3 regulates and controls target assembly, which is characterized in that the new target piece is defeated
Send device (721) include the second vacuum chuck (7211), the second motor (7212), the second turbine (7213) and with second whirlpool
The second worm screw (7214) of (7213) cooperation is taken turns, second turbine (7213) connect with second motor (7212), described
Second worm screw (7214) is hollow pipe, and second vacuum chuck (7211) is mounted on one end of second worm screw (7214),
Second worm screw (7214) is connected to vacuum evacuation device, the sucker of second vacuum chuck (7211) and second worm screw
(7214) it is connected to；
The old target piece conveying device (722) includes third vacuum chuck (7221), third motor (7222), third turbine
(7223) and with the third turbine (7223) the third worm screw (7224) cooperated, the third turbine (7223) and the third
Motor (7222) connection, the third worm screw (7224) are hollow pipe, and the third vacuum chuck (7221) is mounted on described the
One end of three worm screws (7224), the third worm screw (7224) are connected to vacuum evacuation device, the third vacuum chuck (7221)
Sucker be connected to the third worm screw (7224).
5. a kind of polymorphic type neutron energy spectrum according to claim 4 regulates and controls target assembly, which is characterized in that the new target piece chamber
Room (711) and the old target piece chamber (712) change target chamber (70) horizontal opposite sides, second worm screw described in being located at
(7214) axis extending direction is overlapped with third worm screw (7224) the axis extending direction, the first worm screw (7333) axis
Extending direction is vertical with the second worm screw (7214) axis extending direction.
6. a kind of polymorphic type neutron energy spectrum according to claim 2 regulates and controls target assembly, which is characterized in that further include with it is described
The beam current tube (3) of target pipe (5) connection, it is interior that the beam current tube (3) is located at the vacuum tube (10), along the line direction of motion,
The beam current tube (3) is located at target pipe (5) rear, beam current tube (3) axis, first worm screw (7333) axis
Line, the vacuum tube (10) axis and the target pipe (5) axis are overlapped, and first worm screw (7333) can be in the beam
It is moved back and forth in flow tube road (3) and the target pipe (5).
7. a kind of polymorphic type neutron energy spectrum according to claim 6 regulates and controls target assembly, which is characterized in that further include deflection tube
Road (1), deflection magnet (2) and the focus magnet (4) being mounted on the beam current tube (3) outer wall, the deflection conduit (1) with
Beam current tube (3) connection, the deflection magnet (2) are located at the deflection conduit (1) and connect with the beam current tube (3)
Place.
8. a kind of polymorphic type neutron energy spectrum according to claim 6 regulates and controls target assembly, which is characterized in that described first is true
Suction disk (731) includes being connected to suction inside hollow cylinder (7311), blind pipe (7312) and multiple tops and the blind pipe (7312)
Attached pipeline (7313), the absorption pipeline (7313) is between the hollow cylinder (7311) and the blind pipe (7312), institute
It states hollow cylinder (7311) to be set on the outside of the blind pipe (7312), the top of the hollow cylinder (7311) and first snail
The connection of bar (7333) end part seal, the bottom end of the blind pipe (7312) are sealed end, top end opening end and first worm screw
(7333) inner peripheral wall is tightly connected, and circumferential uniform point along the blind pipe (7312) outer wall of multiple absorption pipelines (7313)
Cloth, the bottom end opening of absorption pipeline (7313) with the target piece component (6) for abutting.
9. a kind of polymorphic type neutron energy spectrum according to claim 8 regulates and controls target assembly, which is characterized in that the target piece component
It (6) include target piece (61) and L-type fixed block (62), the target piece (61) is the cylindrical covering structure of opening upwards, the target
Pipe (5) bottom end, which is equipped with, is used to support the supporting table (52) of the target piece (61), the L-type fixed block (62) include transverse plate and with
The vertically arranged longitudinal plate of transverse plate, the longitudinal plate are located at below the transverse plate, the bottom end of the longitudinal plate and institute
Target piece (61) bottom wall is stated to seal against, wherein the longitudinal plate lateral surface can be bonded with target pipe (5) inner sidewall, the target
(5) side wall is managed equipped with the limiting slot (54) for accommodating the transverse plate, the inner wall of the transverse plate and the limiting slot (54)
It is in sealing contact, it is projected with along target pipe (5) axis direction, hollow cylinder (7311) the outer surface projection and the target piece
(61) outer surface projection is overlapped, and transverse plate lower surface width and target piece (61) the upper end face thickness and the limiting slot
(54) the sum of groove depth is equal, and target piece (61) side is equipped with the aspirating hole (611) opposite with the longitudinal plate side, described
What target pipe (5) side wall offered that both ends are connected to the aspirating hole (611) and the vacuum evacuation device respectively vacuumizes slot (53),
The side wall for vacuumizing slot (53) vacuumizes hole (57) equipped with what is be connected to the vacuum evacuation device, described to vacuumize slot (53)
The side wall of open end two sides and target piece (61) outer wall are in sealing contact.
10. a kind of polymorphic type neutron energy spectrum according to claim 6 regulates and controls target assembly, which is characterized in that further include cooling
System, the cooling system include the end cap (51) that cooling tube (56) is connect with target pipe (5) bottom end seal, the end cap
(51) cooling chamber is formed between the target piece (61) lower surface, end cap (51) side wall is equipped with to be connected with the cooling chamber
Logical inlet opening (58) and apopore (59), the inlet opening (58) and the apopore (59) respectively with the cooling tube (56)
Water inlet pipe be connected to the return pipe of the cooling tube (56), the cooling tube (56) is arranged along target pipe (5) axis direction
On target pipe (5) outer wall.
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| CN201810066892.3A CN108289366B (en) | 2018-01-24 | 2018-01-24 | A kind of multidimensional neutron regulation target assembly |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111007560B (en) * | 2019-12-24 | 2022-11-25 | 中国原子能科学研究院 | Neutron production device for quasi-monoenergetic neutron reference radiation field |
| CN111430059A (en) * | 2020-04-08 | 2020-07-17 | 散裂中子源科学中心 | Spallation neutron source target body capable of developing irradiation experiment |
| CN112102979B (en) * | 2020-07-30 | 2023-06-16 | 复旦大学附属肿瘤医院 | Automatic target piece recovery method for radioactive solid target of cyclotron |
| CN114351099B (en) * | 2021-04-26 | 2023-09-08 | 辽宁分子流科技有限公司 | Vacuum magnetron sputtering coating machine |
| CN114166122B (en) * | 2021-12-02 | 2023-08-01 | 中国工程物理研究院流体物理研究所 | Automatic target adjusting device |
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| DE2029444A1 (en) * | 1970-06-15 | 1971-12-23 | Nukem Gmbh | Rapid coupler for target exchange - in accelerator plant |
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| DE2029444A1 (en) * | 1970-06-15 | 1971-12-23 | Nukem Gmbh | Rapid coupler for target exchange - in accelerator plant |
| GB2525957A (en) * | 2013-03-04 | 2015-11-11 | Inst Of Modern Physics | Target device for neutron generating device, accelerator-driven neutron generating device and beam coupling method therefor |
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