CN109209804A - A kind of magnetic cup of hall thruster/discharge channel integral structure - Google Patents
A kind of magnetic cup of hall thruster/discharge channel integral structure Download PDFInfo
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- CN109209804A CN109209804A CN201811234994.8A CN201811234994A CN109209804A CN 109209804 A CN109209804 A CN 109209804A CN 201811234994 A CN201811234994 A CN 201811234994A CN 109209804 A CN109209804 A CN 109209804A
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- magnetic cup
- ring
- discharge channel
- cylinder shape
- wall
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H—PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H1/00—Using plasma to produce a reactive propulsive thrust
- F03H1/0037—Electrostatic ion thrusters
- F03H1/0062—Electrostatic ion thrusters grid-less with an applied magnetic field
- F03H1/0068—Electrostatic ion thrusters grid-less with an applied magnetic field with a central channel, e.g. end-Hall type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H—PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H1/00—Using plasma to produce a reactive propulsive thrust
- F03H1/0006—Details applicable to different types of plasma thrusters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H—PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03H1/00—Using plasma to produce a reactive propulsive thrust
- F03H1/0006—Details applicable to different types of plasma thrusters
- F03H1/0012—Means for supplying the propellant
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Plasma Technology (AREA)
- Physical Vapour Deposition (AREA)
Abstract
The present invention proposes a kind of magnetic cup/discharge channel integral structure of hall thruster, the structure includes anti-sputtering ring, cylinder shape magnetic cup and insulator, anti- sputtering ring inner ring is cooperatively connected by the internal screw thread two of external screw thread one and cylinder shape magnetic cup inner wall, anti- sputtering ring outer ring is cooperatively connected by the external screw thread two of internal screw thread one and the outer wall of cylinder shape magnetic cup, inner ring and inner wall, coaxial and diameter is equal respectively with outer wall for outer ring, cylinder shape magnetic cup is fixed on thruster bracket bottom plate, insulator is set between cylinder shape magnetic cup and anode, the circumferentially equally distributed protrusion in insulator concave station bottom cooperates with the circumferentially equally distributed through-hole of cylinder shape magnetic cup bottom plate.It solves prior art magnetic cup and discharge channel separately designs manufacture, the problem of installation and adjustment difficulty, provide a kind of magnetic cup/discharge channel integral structure scheme of hall thruster, magnetic cup and ceramic discharge channel design are modified to metal magnetic cup/discharge channel integral structure, simplify the structure snd size of thruster.
Description
Technical field
The present invention relates to a kind of magnetic cup of hall thruster/discharge channel integral structures, belong to hall thruster technology
Field.
Background technique
Hall thruster (Hall Effect Thruster, abbreviation HET) be it is a kind of using crossed electric and magnetic field ionize and add
Fast atom working medium converts electrical energy into ion kinetic energy, obtains the electric thruster compared with high specific impulse.It has structure it is simple, than leaping high,
The features such as high-efficient, long working life, power density be high, in-orbit active time is long, suitable for all kinds of spacecrafts gesture stability,
Orbital exponent, Orbit Transformation, power compensation, position keep, relocate, the processing that leaves the right or normal track, interplanetary probe and interplanetary flight etc. are appointed
Business is at present in the world using at most most mature electric propulsion system.
Hall thruster working principle is that the different porcelain bushing group of two radiuses circularizes the constraint of plasma discharge channel
Plasma motion, inside and outside magnet exciting coil and magnetic pole generate magnetic field in channel, and metal magnetic cup is located at ring-shaped pottery discharge channel
Two sides prevent the magnetic line of force from leading to across ceramics into ring discharge channel to play the control magnetic line of force and only export to enter from discharge channel
The effect in road, electronics do Hall drift in discharge channel under the action of crossed electric and magnetic field, push away from what discharge channel bottom was injected
It collides into agent and electronics and generates ion, ion, which is ionized in discharge channel and accelerates to spray backward, generates thrust.Thrust
Magnetic cup and ceramic discharge channel relative position, which deviate, when device works will lead to magnetic field bit-type deviation design value in discharge channel,
Influence thruster working performance.
Magnetic cup is one of the important component for influencing magnetic field in discharge channel, and the size and installation site of magnetic cup will affect channel
Interior magnetic field bit-type, the length of discharge channel will affect the ionization of thruster ion and acceleration mode, and then influence thruster workability
Can, conventional hall thruster magnetic cup and discharge channel are manufactured and are installed respectively, it is unfavorable for the manufacture, installation and adjustment of thruster,
The structure snd size of thruster are increased, the installation difficulty for meeting and designing magnetic field requirements in channel is increased.
Summary of the invention
The invention aims to solve the magnetic cup of the hall thruster of the prior art and discharge channel to separately design manufacture,
The problem of installation and adjustment difficulty, provides a kind of magnetic cup/discharge channel integral structure scheme of hall thruster, by magnetic cup
It is modified to metal magnetic cup/discharge channel integral structure with ceramic discharge channel design, simplifies the structure snd size of thruster.
The present invention is for this purpose, using following technical scheme:
A kind of magnetic cup of hall thruster/discharge channel integral structure includes anti-sputtering ring, cylinder shape magnetic cup and insulation
Son, the anti-sputtering ring includes inner ring and outer rings, and the bottom outer surface of the inner ring is provided with external screw thread one, the bottom of the outer ring
Portion's inner surface is provided with internal screw thread one, and the cylinder shape magnetic cup includes inner wall, outer wall and bottom plate, the bottom of the inner and outer wall
Between be fixed with bottom plate, the bottom plate of the cylinder shape magnetic cup is circumferentially evenly distributed with several through-holes, table in the top of the inner wall
Face is provided with internal screw thread two, and the outer surface of upper of the outer wall is provided with external screw thread two, and the inner ring of the anti-sputtering ring passes through outer
The internal screw thread two of the inner wall of screw thread one and cylinder shape magnetic cup is cooperatively connected, and the outer ring of the anti-sputtering ring passes through internal screw thread one and ring
The external screw thread two of the outer wall of tubular magnetic cup is cooperatively connected, and coaxial and diameter is equal respectively with inner wall, outer ring and outer wall for the inner ring,
The cylinder shape magnetic cup is fixed on thruster bracket bottom plate, and the insulator is set between cylinder shape magnetic cup and anode, institute
Stating insulator includes concave station and annular projection, and the concave station bottom is circumferentially evenly distributed with several annular projections, several described logical
Hole and several annular projections cooperate, and the height of the concave station is higher than anode height, and the internal diameter of the concave station is greater than the outer diameter of anode.
Preferably, welding region is reserved at the top of the anti-sputtering ring bottom and cylinder shape magnetic cup, be fixedly connected by welding.
Preferably, the inner wall of the inner surface of inner ring of the anti-sputtering ring and the outer surface of outer ring and cylinder shape magnetic cup
The outer surface of inner surface and outer wall uses silver-plated, gold-plated or nickel plating technology.
Preferably, the anti-sputtering ring uses anti-splash-proofing sputtering metal material.
It is highly preferred that the anti-sputtering ring uses titanium alloy material.
Preferably, the cylinder shape magnetic cup uses high permeability material.
It is highly preferred that the cylinder shape magnetic cup uses pure iron material.
Preferably, the discharge channel central axes direction magnetic field strength and maximum of the anti-sputtering ring and cylinder shape magnetic cup composition
The ratio of magnetic field strength is less than 95%.
The magnetic cup of hall thruster of the present invention/discharge channel integral structure working principle are as follows:
The discharge channel of the prior art is made of two ceramic rings, limits ion radial motion in discharge channel, and magnetic cup is
Two beckets prevent the magnetic line of force from entering in channel from radially across ceramics, the magnetic cup of hall thruster of the present invention/put
Electric channel integral structure is directly to remove ceramics to form discharge channel with metal magnetic cup, plays limitation ion and the magnetic line of force two
Effect, one section of channel exit cannot limit the magnetic line of force and corrode serious so with anti-sputtering ring.
The magnetic cup of hall thruster of the present invention/discharge channel integral structure has the beneficial effect that
(1), the magnetic cup of hall thruster of the present invention/discharge channel integral structure improvement is magnetic cup
It is modified to magnetic cup/discharge channel integration and insulator design with ceramic discharge channel design, discharge channel includes anti-sputtering ring
With cylinder shape magnetic cup, the two is connected together by screw thread or welding, and the discharge channel connects different length by threaded adjustment
Anti- sputtering ring the length of discharge channel can be adjusted flexibly, simplify the manufacture, installation and adjustment of discharge channel, reduce and put
Electric channel installation error and difficulty simplify the structure of thruster, reduce thruster weight and size, can pass through screw thread knot
Discharge channel length is simply adjusted flexibly in the anti-sputtering ring of structure connection different length, overcomes prior art prejudice.
(2), in the magnetic cup of hall thruster of the present invention/discharge channel integral structure insulator be located at anode and
Between discharge channel, during use, the recess height of insulator is greater than the height of anode, avoids anode and discharge channel
Between discharge breakdown, the outer surface of the inner surface of discharge channel inner ring and inner wall, outer ring and outer wall uses silver-plated, gold-plated, nickel plating etc.
Technique reduces the temperature that channel passes to ceramics and magnetic circuit by radiation.
(3), the magnetic cup of hall thruster of the present invention/discharge channel integral structure discharge channel central diameter exports
The ratio of magnetic field strength and maximum magnetic field strength guarantees ionized region near exit, it is ensured that bombard channel outlet less than 95%
Ion energy and flux are smaller, guarantee that thruster works normally.
Detailed description of the invention
Fig. 1 is anti-sputtering ring structure schematic diagram of the present invention；
Fig. 2 is cylinder shape magnetic cup structural schematic diagram of the present invention；
Fig. 3 is insulator structure schematic diagram of the present invention；
Fig. 4 is that magnetic cup/discharge channel integral structure of hall thruster of the present invention is opposite with magnetic cup structure
Positional structure schematic diagram；
In figure: the anti-sputtering ring of 1-；1-1- internal screw thread one；1-2- external screw thread one；2- cylinder shape magnetic cup；2-1- external screw thread two；
2-2- internal screw thread two；2-3- through-hole；3- insulator；3-1- concave station；3-2- annular projection；4- anode；5- thruster bracket bottom plate；
6- exterior loop；7- outer iron core；8- outer magnetic pole；9- interior loop；10- internal magnetic pole；Iron core in 11-.
Specific embodiment
Technical solution of the present invention is further illustrated below with reference to the accompanying drawings and specific embodiments.
Specific embodiment one illustrates present embodiment, a kind of Hall thrust described in present embodiment referring to figures 1-4
The magnetic cup of device/discharge channel integral structure includes anti-sputtering ring 1, cylinder shape magnetic cup 2 and insulator 3, and the anti-sputtering ring 1 wraps
Inner ring and outer rings are included, the bottom outer surface of the inner ring is provided with one 1-2 of external screw thread, and the bottom interior surface of the outer ring is provided with
One 1-1 of internal screw thread, the cylinder shape magnetic cup 2 include inner wall, outer wall and bottom plate, are fixed between the bottom of the inner and outer wall
Bottom plate, the bottom plate of the cylinder shape magnetic cup 2 are circumferentially evenly distributed with several through-hole 2-3, the upper inside surface setting of the inner wall
There is two 2-2 of internal screw thread, the outer surface of upper of the outer wall is provided with two 2-1 of external screw thread, and the inner ring of the anti-sputtering ring 1 passes through outer
Two 2-2 of internal screw thread of the inner wall of one 1-2 of screw thread and cylinder shape magnetic cup 2 is cooperatively connected, and the outer ring of the anti-sputtering ring 1 passes through interior spiral shell
Two 2-1 of external screw thread of the outer wall of one 1-1 of line and cylinder shape magnetic cup 2 is cooperatively connected, and the inner ring and inner wall, outer ring and outer wall are distinguished
Coaxial and diameter is equal, and the cylinder shape magnetic cup 2 is fixed on thruster bracket bottom plate 5, and the insulator 3 is set to cylinder shape
Between magnetic cup 2 and anode 4, the insulator 3 includes that concave station 3-1 and annular projection 3-2, the bottom the concave station 3-1 are circumferentially uniform
Several annular projection 3-2, several annular projection 3-2 and several through-hole 2-3 cooperation, the height of the concave station 3-1 is distributed with
Higher than the height of anode 4, the internal diameter of the concave station 3-1 is greater than the outer diameter of anode 4.
Referring to Fig. 1, the anti-sputtering ring 1 includes inner ring and outer rings, and the inner ring and outer ring are independent of one another, the outer ring
Bottom interior surface is provided with one 1-1 of internal screw thread, and the bottom outer surface of the inner ring is provided with one 1-2 of external screw thread.
Referring to fig. 2, the cylinder shape magnetic cup 2 is concave station shape, is made of inner wall, outer wall and bottom plate, sets at the top of outer wall
There is two 2-1 of external screw thread, the top of inner wall is equipped with two 2-2 of internal screw thread, and the bottom plate of cylinder shape magnetic cup 2 circumferentially uniformly opens that there are three through-holes
2-3 is to install insulator 3.
The discharge channel is made of anti-sputtering ring 1 and cylinder shape magnetic cup 2, and the two is together by a threaded connection, described
For discharge channel by threaded adjustment, the length of discharge channel can be adjusted flexibly in the anti-sputtering ring 1 for connecting different length.
Referring to Fig. 3, the insulator 3 is between anode 4 and discharge channel, during use, insulator 3 it is recessed
Platform 3-1 height is greater than the height of anode 4, avoids discharge breakdown between anode 4 and discharge channel.The base projections 3-2 of insulator 3 is worn
Through-hole 2-3 package anode 4 is crossed, anode 4 and discharge channel bottom discharge breakdown are avoided.Three of cylinder shape magnetic cup bottom are logical
Three annular projection 3-2 of hole 2-3 and insulator 3 keep size position consistency, the number of the through-hole 2-3 and annular projection 3-2
Amount is consistent, can be two, three or four etc..Anode 4 is located in the concave station 3-1 of insulator 3 when installation, and insulator 3 is put
It is placed in 2 bottom of cylinder shape magnetic cup, cylinder shape magnetic cup 2 is located on thruster bracket bottom plate 5, and three keeps coaxial.
Three thread pillars of anode 4 pass through the annular projection 3-1 of insulator 3 and cylinder shape magnetic cup 2 is fixed.
Referring to fig. 4, the cylinder shape magnetic cup 2 and anti-sputtering ring 1 collectively constitute discharge channel, are wrapped in the outer of outer iron core 7
Coil 6 and 9 excitation of interior loop for being wrapped in interior iron core 11 generate magnetic field, total in outer magnetic pole 8, internal magnetic pole 10 and cylinder shape magnetic cup 2
With magnetic field bit-type required for being generated in discharge channel under constraint.According to the relative positional relationship of Fig. 4 on thruster bottom plate 5
Discharge channel, insulator 3, anode 4 and inside and outside magnet exciting coil are fixed, it can be by replacing anti-sputtering ring 1 when thruster works
Flexibly change discharge channel length.
Welding region is reserved at the top of 1 bottom of anti-sputtering ring and cylinder shape magnetic cup 2, is fixedly connected by welding.
The interior table of the inner wall of the inner surface of inner ring of the anti-sputtering ring 1 and the outer surface of outer ring and cylinder shape magnetic cup 2
Face and the outer surface of outer wall use the techniques such as silver-plated, gold-plated, nickel plating, reduce surface emissivity coefficient.
The surfaces externally and internally of the discharge channel uses the techniques such as silver-plated, gold-plated, nickel plating, reduces discharge channel surface emissivity system
Number, and then reduce the temperature that discharge channel passes to ceramics and magnetic circuit by radiation.
The anti-sputtering ring 1 uses anti-splash-proofing sputtering metal material, such as titanium alloy material.
The cylinder shape magnetic cup 2 uses high permeability material, such as pure iron material.The cylinder shape magnetic cup 2 uses high magnetic conduction
Material such as pure iron, thickness guarantee that magnetic saturation phenomenon does not occur in magnetic circuit.
The discharge channel central diameter exit magnetic field intensity and maximum magnetic flux field strength that the anti-sputtering ring 1 and cylinder shape magnetic cup 2 form
The ratio of degree is less than 95%.
The tip height of the anti-sputtering ring 1 is located at the ratio < of inner ring central axes direction magnetic field and maximum magnetic field strength
95% position guarantees ionized region near exit, it is ensured that the ion energy and flux of bombardment discharge channel outlet are smaller.
The magnetic cup of hall thruster of the present invention/discharge channel integral structure specific operation process are as follows:
The cylinder shape magnetic cup 2 and anti-sputtering ring 1 collectively constitute discharge channel, exist by design structure diagram relative positional relationship
Discharge channel, insulator 3, anode 4 and inside and outside magnet exciting coil are fixed on thruster bottom plate 5, thruster can pass through when working
It replaces anti-sputtering ring 1 and flexibly changes discharge channel length.
Although the present invention is disclosed with specific data and embodiment, it is not intended to limit the invention, any to be familiar with
The people of this technology is not departing from essential scope of the invention, can make parameter modification appropriate, therefore protection of the invention
Range should subject to the definition of the claims.
Claims (8)
1. a kind of magnetic cup of hall thruster/discharge channel integral structure, which is characterized in that including anti-sputtering ring (1), ring cylinder
Shape magnetic cup (2) and insulator (3), the anti-sputtering ring (1) includes inner ring and outer rings, and the bottom outer surface of the inner ring is provided with
External screw thread one (1-2), the bottom interior surface of the outer ring are provided with internal screw thread one (1-1), and the cylinder shape magnetic cup (2) includes interior
Wall, outer wall and bottom plate, bottom plate is fixed between the bottom of the inner and outer wall, and the bottom plate of the cylinder shape magnetic cup (2) is circumferential
Be evenly distributed with several through-holes (2-3), the upper inside surface of the inner wall is provided with internal screw thread two (2-2), the outer wall it is upper
Portion outer surface is provided with external screw thread two (2-1), and the inner ring of the anti-sputtering ring (1) passes through external screw thread one (1-2) and cylinder shape magnetic
The internal screw thread two (2-2) for shielding the inner wall of (2) is cooperatively connected, and the outer ring of the anti-sputtering ring (1) passes through internal screw thread one (1-1) and ring
The external screw thread two (2-1) of the outer wall of tubular magnetic cup (2) is cooperatively connected, the inner ring and inner wall, outer ring it is coaxial respectively with outer wall and
Diameter is equal, and the cylinder shape magnetic cup (2) is fixed on thruster bracket bottom plate (5), and the insulator (3) is set to cylinder shape
Between magnetic cup (2) and anode (4), the insulator (3) includes concave station (3-1) and annular projection (3-2), the concave station (3-1)
Bottom is circumferentially evenly distributed with several annular projections (3-2), and several annular projections (3-2) and several through-holes (2-3) cooperate,
The height of the concave station (3-1) is higher than the height of anode (4), and the internal diameter of the concave station (3-1) is greater than the outer diameter of anode (4).
2. the magnetic cup of hall thruster according to claim 1/discharge channel integral structure, which is characterized in that described
Welding region is reserved at the top of anti-sputtering ring (1) bottom and cylinder shape magnetic cup (2), is fixedly connected by welding.
3. the magnetic cup of hall thruster according to claim 1/discharge channel integral structure, which is characterized in that described
The inner surface and outer wall of the inner wall of the inner surface of inner ring of anti-sputtering ring (1) and the outer surface of outer ring and cylinder shape magnetic cup (2)
Outer surface use silver-plated, gold-plated or nickel plating technology.
4. the magnetic cup of hall thruster according to claim 1/discharge channel integral structure, which is characterized in that described
Anti- sputtering ring (1) uses anti-splash-proofing sputtering metal material.
5. the magnetic cup of hall thruster according to claim 4/discharge channel integral structure, which is characterized in that described
Anti- sputtering ring (1) uses titanium alloy material.
6. the magnetic cup of hall thruster according to claim 1/discharge channel integral structure, which is characterized in that described
Cylinder shape magnetic cup (2) uses high permeability material.
7. the magnetic cup of hall thruster according to claim 6/discharge channel integral structure, which is characterized in that described
Cylinder shape magnetic cup (2) uses pure iron material.
8. the magnetic cup of hall thruster according to claim 1/discharge channel integral structure, which is characterized in that described
The ratio of the discharge channel central axes direction magnetic field strength and maximum magnetic field strength of anti-sputtering ring (1) and cylinder shape magnetic cup (2) composition
Value is less than 95%.
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439770A (en) * | 2019-07-24 | 2019-11-12 | 北京航空航天大学 | The anode layer hall thruster of Deep integrating hollow cathode |
| CN110617186A (en) * | 2019-09-05 | 2019-12-27 | 上海空间推进研究所 | Novel discharge chamber structure |
| CN111140452A (en) * | 2019-12-26 | 2020-05-12 | 兰州空间技术物理研究所 | Multi-parameter online adjusting mechanism and method for Hall thruster performance optimization |
| CN111140449A (en) * | 2019-12-24 | 2020-05-12 | 兰州空间技术物理研究所 | High-power Hall thruster discharge chamber assembly based on flexible connection |
| CN111622912A (en) * | 2020-05-22 | 2020-09-04 | 哈尔滨工业大学 | Magnetic circuit design method for adjusting magnetic interface morphology of magnetic conductive column Hall thruster |
| CN112017840A (en) * | 2020-08-11 | 2020-12-01 | 北京控制工程研究所 | Magnetic screen and fixed knot construct for low-power hall thruster |
| CN112628098A (en) * | 2020-12-03 | 2021-04-09 | 核工业西南物理研究院 | Hall accelerator with sinking type hollow inner magnetic pole structure |
| CN112696330A (en) * | 2020-12-28 | 2021-04-23 | 上海空间推进研究所 | Magnetic pole structure of Hall thruster |
| CN112761917A (en) * | 2021-02-22 | 2021-05-07 | 哈尔滨工业大学 | Multi-ring Hall thruster magnetic circuit thermal protection device |
| CN114017274A (en) * | 2021-11-24 | 2022-02-08 | 哈尔滨工业大学 | Hall thruster outer magnetic pole protection cover plate |
| CN114607576A (en) * | 2022-04-07 | 2022-06-10 | 哈尔滨工业大学 | Mixed wall surface Hall thruster |
| CN115681061A (en) * | 2023-01-03 | 2023-02-03 | 国科大杭州高等研究院 | Anode magnetic screen assembly and Hall thruster |
| CN116146443A (en) * | 2022-12-01 | 2023-05-23 | 兰州空间技术物理研究所 | Low-pressure discharge breakdown suppression assembly of high-power Hall thruster |
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| CN107313910A (en) * | 2017-07-10 | 2017-11-03 | 北京控制工程研究所 | A kind of hall thruster anode magnetic cup integral structure |
| CN108307576A (en) * | 2018-03-14 | 2018-07-20 | 哈尔滨工业大学 | A kind of magnetic structure design method under magnetic focusing hall thruster long-life design |
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Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110439770B (en) * | 2019-07-24 | 2020-06-19 | 北京航空航天大学 | Anode layer Hall thruster of deep integrated hollow cathode |
| CN110439770A (en) * | 2019-07-24 | 2019-11-12 | 北京航空航天大学 | The anode layer hall thruster of Deep integrating hollow cathode |
| CN110617186A (en) * | 2019-09-05 | 2019-12-27 | 上海空间推进研究所 | Novel discharge chamber structure |
| CN110617186B (en) * | 2019-09-05 | 2020-10-09 | 上海空间推进研究所 | Discharge chamber structure |
| CN111140449A (en) * | 2019-12-24 | 2020-05-12 | 兰州空间技术物理研究所 | High-power Hall thruster discharge chamber assembly based on flexible connection |
| CN111140449B (en) * | 2019-12-24 | 2021-04-20 | 兰州空间技术物理研究所 | High-power Hall thruster discharge chamber assembly based on flexible connection |
| CN111140452A (en) * | 2019-12-26 | 2020-05-12 | 兰州空间技术物理研究所 | Multi-parameter online adjusting mechanism and method for Hall thruster performance optimization |
| CN111622912B (en) * | 2020-05-22 | 2021-09-28 | 哈尔滨工业大学 | Magnetic circuit design method for adjusting magnetic interface morphology of magnetic conductive column Hall thruster |
| CN111622912A (en) * | 2020-05-22 | 2020-09-04 | 哈尔滨工业大学 | Magnetic circuit design method for adjusting magnetic interface morphology of magnetic conductive column Hall thruster |
| CN112017840A (en) * | 2020-08-11 | 2020-12-01 | 北京控制工程研究所 | Magnetic screen and fixed knot construct for low-power hall thruster |
| CN112017840B (en) * | 2020-08-11 | 2021-12-07 | 北京控制工程研究所 | Magnetic screen and fixed knot construct for low-power hall thruster |
| CN112628098A (en) * | 2020-12-03 | 2021-04-09 | 核工业西南物理研究院 | Hall accelerator with sinking type hollow inner magnetic pole structure |
| CN112696330A (en) * | 2020-12-28 | 2021-04-23 | 上海空间推进研究所 | Magnetic pole structure of Hall thruster |
| CN112761917A (en) * | 2021-02-22 | 2021-05-07 | 哈尔滨工业大学 | Multi-ring Hall thruster magnetic circuit thermal protection device |
| CN114017274A (en) * | 2021-11-24 | 2022-02-08 | 哈尔滨工业大学 | Hall thruster outer magnetic pole protection cover plate |
| CN114607576A (en) * | 2022-04-07 | 2022-06-10 | 哈尔滨工业大学 | Mixed wall surface Hall thruster |
| CN114607576B (en) * | 2022-04-07 | 2022-09-09 | 哈尔滨工业大学 | Mixed wall surface Hall thruster |
| CN116146443A (en) * | 2022-12-01 | 2023-05-23 | 兰州空间技术物理研究所 | Low-pressure discharge breakdown suppression assembly of high-power Hall thruster |
| CN116146443B (en) * | 2022-12-01 | 2023-10-24 | 兰州空间技术物理研究所 | Low-pressure discharge breakdown suppression assembly of high-power Hall thruster |
| CN115681061A (en) * | 2023-01-03 | 2023-02-03 | 国科大杭州高等研究院 | Anode magnetic screen assembly and Hall thruster |
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|---|---|
| CN109209804B (en) | 2019-12-03 |
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Application publication date: 20190115 Assignee: Shanghai Yili Technology Co.,Ltd. Assignor: HARBIN INSTITUTE OF TECHNOLOGY Contract record no.: X2021230000046 Denomination of invention: Integrated structure of magnetic screen and discharge channel for Hall thruster Granted publication date: 20191203 License type: Exclusive License Record date: 20210708 |