CN106653282A - Focusing solenoid magnet with adjustable coils - Google Patents
Focusing solenoid magnet with adjustable coils Download PDFInfo
- Publication number
- CN106653282A CN106653282A CN201610954330.3A CN201610954330A CN106653282A CN 106653282 A CN106653282 A CN 106653282A CN 201610954330 A CN201610954330 A CN 201610954330A CN 106653282 A CN106653282 A CN 106653282A
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- coil
- solenoid
- bucket
- outer yoke
- magnet
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- 239000002184 metal Substances 0.000 claims description 39
- 229910052751 metal Inorganic materials 0.000 claims description 39
- 239000000463 material Substances 0.000 claims description 10
- 238000001816 cooling Methods 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000000696 magnetic material Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 238000009413 insulation Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 13
- 229910052742 iron Inorganic materials 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000010410 layer Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/066—Electromagnets with movable winding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/081—Magnetic constructions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/081—Magnetic constructions
- H01F2007/086—Structural details of the armature
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnets (AREA)
Abstract
Disclosed is a focusing solenoid magnet with adjustable coils. The focusing solenoid magnet comprises a solenoid, an external magnet yoke iron bucket, jackscrews and end covers, wherein the external magnet yoke iron bucket is used for accommodating the solenoid; the jackscrews are arranged on the surface of the external magnet yoke iron bucket, and one ends of the jackscrews jack the surface of the solenoid; the end covers are positioned at the two ends of the external magnet yoke iron bucket, wherein the solenoid comprises a plurality of axially-stacked coil packs; and each coil pack comprises multiple layers of wound coils. According to the focusing solenoid magnet, by setting the multiple jackscrews, which can tightly press the coils from different directions, on the surface of the external magnet yoke iron bucket, the distances between the coil groups and the inner sleeve bucket can be adjusted by screwing the jackscrews so as to perform fine tuning on the positions of the coils, and consistency between a mechanical center and a magnetic core of the focusing solenoid magnet can be realized; and by virtue of the design, the coils of the focusing solenoid magnet are adjustable, so that product use performance can be satisfied while the production difficulty of the focusing solenoid magnet is lowered, and production and experiment efficiency are improved.
Description
Technical field
The application is related to high-energy physics field, more particularly to should be in the one kind in spallation neutron target low energy beam stream transmission procedure
The adjustable focusing solenoid magnet of coil.
Background technology
Spallation neutron target low energy beam transfer section needs the asymmetry for producing ion gun by focusing solenoid magnet
Low energy line is matched with the symmetry acceptance needed for radio frequency quadrupole linac, controls the emittance of low energy line
Increase and reduce beam loss.Therefore, the uniformity of focusing solenoid magnet machine center and magnetic field center is had high
Require.The coil of existing focusing solenoid magnet is wrapped in inner sleeve surface, and inner sleeve bucket is connect with coil protective layer using one
Integrated cast structure.And it is the uniformity for meeting focusing solenoid magnet machine center and magnetic field center, it is necessary to focusing solenoid magnetic
The hub of a spool of iron is necessarily less than 0.4mm with the axiality at outer yoke metal bucket center.But existing coil-winding precision is relatively low, plus
Rigging error of coil group when assembling, thus the requirement of axiality cannot be met.
The content of the invention
The present invention provides a kind of coil adjustable focusing solenoid magnet, it is intended to solve existing focusing solenoid magnet coil
Center is low with the axiality at outer yoke metal bucket center, it is impossible to meet asking for the requirement in spallation neutron target low energy beam stream transmission procedure
Topic.
A kind of adjustable focusing solenoid magnet of coil, including：
Solenoid, the solenoid includes the line bag of multiple closed assemblies vertically, and each line bag is equipped with the line of multi-lay winding
Circle；
Outer yoke metal bucket, the outer yoke metal bucket is used to house the solenoid；
Jackscrew, the jackscrew is arranged on the outer yoke metal bucket surface, and it passes through one end of the outer yoke metal bucket to hold
In the helical pipe surface；
End cap, the end cap respectively arranges one in the outer yoke metal bucket two ends, and solid with the outer yoke metal bucket end face
Fixed connection.
The adjustable focusing solenoid magnet of described coil, wherein, the jackscrew is axial at least along the outer yoke metal bucket
Arrange one group, per group at least along the same circle distribution in the outer yoke metal bucket surface three, to limit the solenoid radially
The free degree be zero.
The adjustable focusing solenoid magnet of described coil, wherein, the jackscrew is axially arranged along the outer yoke metal bucket
There are two groups, four jackscrews along the same circle distribution in the outer yoke metal bucket surface are included per group, four jackscrews institute is in place
Put the relative place circumference center of circle to be centrosymmetric arrangement.
The adjustable focusing solenoid magnet of described coil, wherein, the helical pipe surface and the jackscrew corresponding section
Backing plate is provided with, the jackscrew is held in the pad surfaces.
The adjustable focusing solenoid magnet of described coil, wherein, the backing plate is by described solenoidal one end along its axle
To extending to the other end.
The adjustable focusing solenoid magnet of described coil, wherein, the helical tube hub is additionally provided with one and prolongs along its axial direction
The inner sleeve bucket stretched, the inner sleeve bucket is non-magnetic material preparation, has certain interval between the coil inner ring and the inner sleeve bucket.
The adjustable focusing solenoid magnet of described coil, wherein, the end cap inner surface is provided with and is passed through with the inner sleeve bucket
Logical opening, is provided with the cylinder straight coupling connect with the inner sleeve casing at the opening.
The adjustable focusing solenoid magnet of described coil, wherein, the inner sleeve bucket is G10 materials or non-magnetic rustproof
It is prepared by Steel material.
The adjustable focusing solenoid magnet of described coil, wherein, the backing plate is to prepare without magnetic dielectric.
The adjustable focusing solenoid magnet of described coil, wherein the outer yoke metal bucket surface is additionally provided with for the line
The fracture zone that the lead-out wire of circle is passed, is additionally provided with water-cooling heat radiating device outside the outer yoke metal bucket, the lead-out wire passes through institute
State fracture zone to connect with the water pipe of the water-cooling heat radiating device, the heat produced after coil electricity is taken away using recirculated water.
The adjustable focusing solenoid magnet of coil given by the application, between the coil and inner sleeve bucket of focusing solenoid
One adjustable clearance is set, and multiple jackscrews of coil pressing from different directions are set on outer yoke metal bucket surface, by screwing
Jackscrew adjusts the position relationship between coil group and outer yoke metal bucket, so as to be finely adjusted to the two axiality so that focus on spiral shell
The machine center of spool magnet is consistent with magnetic field center.By such design, the coil of focusing solenoid is changed into adjustable,
While product performance is met, the production difficulty of focusing solenoid magnet is reduced, improve production and the effect tested
Rate.
Description of the drawings
Fig. 1 is the overall structure diagram of focusing solenoid magnet in the embodiment of the present application；
Fig. 2 is the explosive view of focusing solenoid magnet in the embodiment of the present application
Fig. 3 is the structural representation of single coil in the embodiment of the present application；
Fig. 4 is the structural representation of coil group in the embodiment of the present application；
Fig. 5 is the sectional view of focusing solenoid magnet in the embodiment of the present application；
Fig. 6 is A-A in Fig. 5 to sectional view.
Specific embodiment
Accompanying drawing is combined below by specific embodiment to be described in further detail the application.
The adjustable focusing solenoid magnet of coil given by the present embodiment is as shown in figure 1, including focusing solenoid magnet
Body 1, the support 2 for being secured to connect positioned at the lower section of body 1.As shown in Fig. 2 body 1 include solenoid 10, for housing
The outer yoke metal bucket 11 of solenoid 10, the end cap 12 for being fixed on the two ends of outer yoke metal bucket 11 and it is arranged on the table of outer yoke metal bucket 11
The jackscrew 13 in face.Opening 121 is provided with the centre of surface of end cap 12, the center of solenoid 10 is additionally provided with one and connects with opening 121
Inner sleeve bucket 14.The inner surface of end cap 12 is located at opening and is additionally provided with joint 122, and joint 122 is cylindrical, and it is towards inner sleeve bucket 14
One end is socketed with inner sleeve bucket 14.As shown in figures 3 to 6, solenoid 10 includes multiple line bags 100, and line bag 100 is mutually stacked, this reality
Apply solenoid 10 in example and assembled by there are 12 line bags 100 to stack, each line bag 100 two-layer altogether, per layer of 16 circle, by same
Root wire coiling, the magnetic field that solenoid 10 is produced after being powered can be by needed for ion gun asymmetry line out and accelerator
The symmetry acceptance wanted is matched.There is certain interval, the end of jackscrew 13 between the inner ring and inner sleeve bucket 14 of solenoid 10
Portion is pressed in the surface of solenoid 10 through outer yoke metal bucket 11, and the surface of outer yoke metal bucket 11 is provided with the screw being adapted with jackscrew 13
110, the position of solenoid 10 can be adjusted by screwing jackscrew 13, it is coaxial between outer yoke metal bucket 11 and coil so as to adjust
The deviation of degree, drop-low center and magnetic field center.It should be appreciated that with regard to the quantity of line bag 100 and coil layer in the present embodiment
Number, pound several settings and need according to actual needs to set.
Further, jackscrew 13, along outer yoke metal bucket 11 axially at least provided with one group, is so that same group of jackscrew 13 is made
Pressure used in the surface of solenoid 10 is in same plane, it is to avoid generation makes the space torque that solenoid is deflected, the present embodiment
In every group of jackscrew 13 be arranged on the same circumference in the surface of outer yoke metal bucket 11.To cause the adjustment of the axiality of solenoid 10 to finish
Afterwards, because of external force it will not be caused radially to produce movement, it is necessary to which the jackscrew 13 on same circumference will be to solenoid 10 radially
The free degree be defined to zero, this be accomplished by every group of jackscrew 13 at least include three.And if jackscrew 13 only arranged one group, jackscrew pair
The pressure on the surface of solenoid 10 is larger, easily causes the damage of solenoid 10, and is unfavorable for maintaining solenoid 10 to keep equilibrium-like
State.Thus, as shown in fig. 6, jackscrew 13 is along axially arranged two groups of outer yoke metal bucket 11, two groups of jackscrews 13 face respectively the present embodiment
The two ends of nearly solenoid 10 are arranged.Include per group be located at the same circle distribution in the surface of outer yoke metal bucket 11 four jackscrews 13, four
Individual jackscrew 13 is centrosymmetric on same circumference, and (four position lines of jackscrew 13 are rectangular, rectangle diagonal for distributivity
Focus is the center of circle of the circumference), the distribution mode of jackscrew 13 in the present embodiment in the circumference as shown in fig. 6, cross the vertical of the center of circle
Four intersection points of axis and horizontal axis respectively arrange a jackscrew 13, and two groups of jackscrews position circumferentially is identical, i.e., two groups
In corresponding jackscrew 13 along solenoid 10 axial direction distribution.
As shown in Fig. 2 to avoid the end of jackscrew 13 from damaging solenoid 10, in the surface of solenoid 10 and the corresponding section of jackscrew 13
Backing plate 111 is additionally provided with, backing plate 111 extends to the other end by along the one end of solenoid 10 along its axis, and the end of jackscrew 13 withstands on backing plate
111 surfaces so that pressure is evenly distributed on the surface of solenoid 10, it is to avoid the damage of the surface coils of solenoid 10.Backing plate 111 can
With previously prepared shaping, the surface of solenoid 10 is then attached to, can also directly adopt G10 materials (a kind of glass fibre and tree
Fat rolls composite) it is cast in the surface of solenoid 10 so that and backing plate 111 is filled between coil gap, is filled with coil surface
Tap is touched, and increases the lifting surface area of backing plate 111 and the surface of solenoid 10, and preferably the pressure dissipation of jackscrew 13 comes, and is reduced
The abrasion on the surface of solenoid 10, increases the service life of equipment.
As shown in Fig. 2 being provided with water-cooling heat radiating device outside outer yoke metal bucket 11, each wiring of the coil of solenoid 10 is passed through breaks
Mouth region 112 is connected on a wiring bus-row 3, and the wiring bus-row 3 is provided with the terminal being connected with external power and other electric elements,
And the joint connected with the water pipe 4 for being connected water-cooling heat radiating device.Water-cooling heat radiating device is followed by pipeline inside solenoid 10
Ring, the heat produced after solenoid 10 is powered is taken away in time, plays the effect of cooling.
Further, it is so that solenoid 10 has the space of adjustment degree, outside solenoid 10 as shown in figure 3, in the present embodiment
The gap for having 4.5mm is retained between surface and outer yoke metal bucket 11, has 2mm's between the inner surface of solenoid 10 and inner sleeve bucket 14
Gap.According to simulation result of the physics to solenoidal field, inner sleeve bucket 14 should be adopted and prepared without magnetic dielectric, Yi Mianying
Ring Distribution of Magnetic Field.Using G10 materials, (a kind of glass fibre rolls composite wood to such as inner sleeve bucket 14 in the present embodiment with resin
Material) prepare, it has preferably insulation, corrosion-resistant, the radiation-resistant characteristic of antifriction scrape along.It is interior in the application other embodiment
Set bucket 14 can also be prepared using non-magnetic rustproof Steel material.Likewise, backing plate 111 is prepared using G10 materials.
Inner sleeve 14 in the present embodiment mainly guarantees the axiality of two end caps 12, plays the work for being accurately positioned end cap
With in the application other embodiment, it is also possible to be not provided with inner sleeve 14.Additionally, the magnetic if necessary to strengthen helix tube magnet
Field intensity, it would however also be possible to employ magnetic material makes inner sleeve 14, and iron core is played a part of in fact.
The adjustable focusing solenoid magnet of coil given by the application, between the coil and inner sleeve bucket of focusing solenoid
One adjustable clearance is set, and multiple jackscrews of coil pressing from different directions are set on outer yoke metal bucket surface, by screwing
Jackscrew adjusts the distance between coil group and inner sleeve bucket, so as to be finely adjusted to coil axiality so that focusing solenoid magnet
Machine center it is consistent with magnetic field center.By such design, the coil of focusing solenoid is changed into adjustable, is produced meeting
While product performance, the production difficulty of focusing solenoid magnet is reduced, improve production and the efficiency tested.
Above content is to combine the further description that specific embodiment is made to the application, it is impossible to assert this Shen
Being embodied as please is confined to these explanations.For the application person of an ordinary skill in the technical field, do not taking off
On the premise of conceiving from the present application, some simple deduction or replace can also be made.
Claims (10)
1. the adjustable focusing solenoid magnet of a kind of coil, it is characterised in that include：
Solenoid, the solenoid includes multiple line bags for stacking vertically, and each line bag is equipped with the coil of multi-lay winding；
Outer yoke metal bucket, the outer yoke metal bucket is used to house the solenoid；
Jackscrew, the jackscrew is arranged on the outer yoke metal bucket surface, and it passes through one end of the outer yoke metal bucket to hold in institute
State helical pipe surface；
End cap, the end cap respectively arranges one in the outer yoke metal bucket two ends, and fixes company with the outer yoke metal bucket end face
Connect.
2. the adjustable focusing solenoid magnet of coil as claimed in claim 1, it is characterised in that the jackscrew is along the outer magnetic
Yoke bucket axially at least provided with one group, per group at least along the same circle distribution in the outer yoke metal bucket surface three, to limit
The free degree of the solenoid radial direction is zero.
3. the adjustable focusing solenoid magnet of coil as claimed in claim 2, it is characterised in that the jackscrew is along the outer magnetic
Yoke bucket is axially arranged two groups, and four jackscrews along the same circle distribution in the outer yoke metal bucket surface are included per group, described
Four jackscrew positions are centrosymmetric arrangement with respect to the place circumference center of circle.
4. the adjustable focusing solenoid magnet of coil as claimed in claim 2 or claim 3, it is characterised in that the helical pipe surface
Backing plate is provided with the jackscrew corresponding section, the jackscrew is held in the pad surfaces.
5. the adjustable focusing solenoid magnet of coil as claimed in claim 4, it is characterised in that the backing plate is by the helical
One end of pipe axially extends to the other end along it.
6. the adjustable focusing solenoid magnet of coil as claimed in claim 1, it is characterised in that the helical tube hub also sets
Have one along its axially extending inner sleeve bucket, the inner sleeve bucket is prepared by non-magnetic material, the coil inner ring and the inner sleeve bucket it
Between have certain interval.
7. the adjustable focusing solenoid magnet of coil as claimed in claim 6, it is characterised in that the end cap inner surface is provided with
With the opening of the inner sleeve bucket insertion, the cylinder straight coupling connect with the inner sleeve casing is provided with the opening.
8. the adjustable focusing solenoid magnet of coil as claimed in claim 6, it is characterised in that the inner sleeve bucket is
It is prepared by G10 materials or non-magnetic rustproof Steel material.
9. the adjustable focusing solenoid magnet of coil as claimed in claim 4, it is characterised in that the backing plate is without magnetic insulation
It is prepared by material.
10. the adjustable focusing solenoid magnet of coil as claimed in claim 1, it is characterised in that the outer yoke metal bucket table
Face is additionally provided with the fracture zone passed for the lead-out wire of the coil, and water-cooling dress is additionally provided with outside the outer yoke metal bucket
Put, the lead-out wire is connected through the fracture zone with the water pipe of the water-cooling heat radiating device, take away coil using recirculated water and lead to
The heat produced after electricity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610954330.3A CN106653282B (en) | 2016-11-03 | 2016-11-03 | A kind of adjustable focusing solenoid magnet of coil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610954330.3A CN106653282B (en) | 2016-11-03 | 2016-11-03 | A kind of adjustable focusing solenoid magnet of coil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106653282A true CN106653282A (en) | 2017-05-10 |
| CN106653282B CN106653282B (en) | 2018-07-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610954330.3A Expired - Fee Related CN106653282B (en) | 2016-11-03 | 2016-11-03 | A kind of adjustable focusing solenoid magnet of coil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106653282B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108636601A (en) * | 2018-05-02 | 2018-10-12 | 哈尔滨工业大学 | The mechanical structure of superconducting magnetic slurry high gradient magnetic separator magnetic system |
| WO2021233334A1 (en) * | 2020-05-22 | 2021-11-25 | 江苏鲁汶仪器有限公司 | Anti-breakdown ion source discharge apparatus |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2648036A (en) * | 1946-03-12 | 1953-08-04 | Us Navy | Adjustable focusing coil |
| US4467303A (en) * | 1983-03-07 | 1984-08-21 | General Electric Company | Superconducting magnet having a support structure for ring-shaped superconductive coils |
| CN101075497A (en) * | 2006-04-13 | 2007-11-21 | 西门子磁体技术有限公司 | Method for manufacturing solenoid magnet |
| CN202111608U (en) * | 2011-07-12 | 2012-01-11 | 中国民航大学 | Airport noise converting device |
| CN102412049A (en) * | 2010-09-22 | 2012-04-11 | 英国西门子公司 | Adhesively bonded cylindrical magnets comprising annular coils, and method of manufacture thereof |
| CN105280327A (en) * | 2015-11-18 | 2016-01-27 | 中国计量科学研究院 | Solenoid |
-
2016
- 2016-11-03 CN CN201610954330.3A patent/CN106653282B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2648036A (en) * | 1946-03-12 | 1953-08-04 | Us Navy | Adjustable focusing coil |
| US4467303A (en) * | 1983-03-07 | 1984-08-21 | General Electric Company | Superconducting magnet having a support structure for ring-shaped superconductive coils |
| CN101075497A (en) * | 2006-04-13 | 2007-11-21 | 西门子磁体技术有限公司 | Method for manufacturing solenoid magnet |
| CN102412049A (en) * | 2010-09-22 | 2012-04-11 | 英国西门子公司 | Adhesively bonded cylindrical magnets comprising annular coils, and method of manufacture thereof |
| CN202111608U (en) * | 2011-07-12 | 2012-01-11 | 中国民航大学 | Airport noise converting device |
| CN105280327A (en) * | 2015-11-18 | 2016-01-27 | 中国计量科学研究院 | Solenoid |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108636601A (en) * | 2018-05-02 | 2018-10-12 | 哈尔滨工业大学 | The mechanical structure of superconducting magnetic slurry high gradient magnetic separator magnetic system |
| WO2021233334A1 (en) * | 2020-05-22 | 2021-11-25 | 江苏鲁汶仪器有限公司 | Anti-breakdown ion source discharge apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106653282B (en) | 2018-07-06 |
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