CN109681398A - A kind of novel microwave ecr ion thruster arc chamber - Google Patents
A kind of novel microwave ecr ion thruster arc chamber Download PDFInfo
- Publication number
- CN109681398A CN109681398A CN201811518295.6A CN201811518295A CN109681398A CN 109681398 A CN109681398 A CN 109681398A CN 201811518295 A CN201811518295 A CN 201811518295A CN 109681398 A CN109681398 A CN 109681398A
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- China
- Prior art keywords
- microwave
- magnetic field
- antenna
- radial
- electron cyclotron
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
-
- 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
- F03H1/0081—Electromagnetic plasma thrusters
Abstract
A kind of novel microwave ecr ion thruster arc chamber is made of two parts being mutually coupled of magnetic field of permanent magnet and microwave antenna.Magnetic field of permanent magnet is made of radial magnetic field and axial magnetic field, forms multiple electron cyclotron resonace areas to obviously increase the utilization rate of microwave, and ionization loss is greatly reduced, and improves ion thruster efficiency.Microwave antenna is made of axial annular antenna and radial ringed antenna two parts, by the way that microwave is directly fed to axial magnet ring electron cyclotron resonace area and radial magnetic ring electron cyclotron resonace area, the loss that microwave transmits in the plasma can be effectively reduced, the coupling for increasing microwave and magnetic field, to effectively improve microwave utilization rate.This programme is especially suitable for thrust 10mN microthrust ion thruster below.
Description
Technical field
A kind of novel microwave ecr ion thruster arc chamber, belongs to spacemarching field.
Background technique
In recent years, demand of the various spacecrafts to the ion thruster with high specific impulse is relatively come more urgent, and microwave ECR from
Sub- thruster has many advantages, such as structure simple, reliable operation, at low cost, thus is a kind of microthrust ion thrust of very advantageous
Device form.
The technology solves the problems, such as that traditional microwave ion thruster ionizing efficiency is lower, and ionization damage can be obviously reduced
It loses, increases extracted current, improve ion thruster efficiency.
Summary of the invention
In view of the shortcomings of the prior art, a kind of novel microwave ecr ion thruster arc chamber of the invention, by permanent magnetic field and micro-
Wave antenna two parts composition.
The magnetic field of permanent magnet is made of radial magnetic field and axial magnetic field, forms multiple electron cyclotron resonace areas obviously to increase
Add the utilization rate of microwave；The microwave antenna is made of axial annular antenna and radial ringed antenna two parts, by by microwave
It is directly fed to axial magnet ring electron cyclotron resonace area and radial magnetic ring electron cyclotron resonace area, microwave can be effectively reduced and waited
The loss transmitted in gas ions increases the coupling of microwave and magnetic field, to effectively improve microwave utilization rate.
Further, permanent magnet generates the magnetic field strength and distribution of needs in thrust chamber, provides multiple microwave electron cyclotrons
Resonance region.It is designed to that microwave power is directly fed near electron cyclotron resonace area by the antenna of specific shape and size, provides
Efficient ionizing energy.
Permanent magnet radial permanent magnet body and axial permanent magnetic body two parts form, and form an axial electron cyclotron resonace area and two
A radial direction electron cyclotron resonace area.
Antenna is made of axial annular antenna and radial ringed antenna two parts, respectively by fed microwave power extremely to electronics
Cyclotron resonance area and radial electron cyclotron resonace area.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of novel microwave ecr ion thruster arc chamber working principle diagram of the invention.
Specific embodiment
1. screens in figure in the figure, 2. insulating coatings, 3. cavitys, 4. magnetic conduction bottom plates, 5. rear covers, 6. screws, 7. microwaves
Connector, 8. microwave junction mounting screws, 9. microwave antennas, 10. radial internal magnetic rings, 11. radial outer magnetic rings, 12. axial positioning sleeves
Cylinder, 13. axial internal magnetic rings, 14. spacer rings, 15. axial outer magnetic rings.
A kind of novel microwave ecr ion thruster arc chamber of the invention, the magnetizing direction of radial internal magnetic ring 10 are axial
It magnetizes, magnetic direction is S in outer N；The magnetizing direction of radial outer magnetic ring 11 is axial charging, and magnetic direction is N in outer S.In diameter
The electron cyclotron resonace area of a radial direction is formed to the magnetic field between internal magnetic ring 10 and radial outer magnetic ring 11.
The magnetizing direction of axial internal magnetic ring 13 is radial magnetizing, and magnetic direction is the outer S of interior N；Axial outer magnetic ring 15 magnetizes
Direction is radial magnetizing, and magnetic direction is the outer N of interior S.Magnetic field between axial internal magnetic ring 13 and axial outer magnetic ring 15 forms one
A axial electron cyclotron resonace area.
Magnetic field between axial internal magnetic ring 13 and radial outer magnetic ring 11 forms another radial electron cyclotron resonace area.
There are two the different circular loop antennas of diameter for processing on microwave antenna 9.Front end large-diameter circular loop antenna is axial
Antenna is arranged among axial internal magnetic ring 13 and axial outer magnetic ring 15, diameter and axial electron cyclotron resonace area coincidence.Afterwards
Holding small-diameter circular loop antenna is radial antenna, and annulus is between radial internal magnetic ring 10 and radial outer magnetic ring 11.By adjusting diameter
Axial distance between antenna and radial internal magnetic ring 10 and radial outer magnetic ring 11, is placed in radial electron cyclotron for radial antenna
The region that resonance region coincides.
When work, microwave is fed in arc chamber by microwave antenna 9.Microwave a part passes through radial antenna feed to diameter
Electron cyclotron resonace area between internal magnetic ring 10 and radial outer magnetic ring 11, a part pass through axial antenna feed to the inside magnetic of axis
Electron cyclotron resonace area between ring 13 and axial outer magnetic ring 15.Pass through Plasma Transport extremely to a part of microwave of external radiation
Electron cyclotron resonace area between axial internal magnetic ring 13 and radial outer magnetic ring 11.It is produced among arc chamber by electron cyclotron resonace
Raw highdensity plasma, eventually by screen 1 by Ion Extraction.
This programme utilizes three electron cyclotron resonace areas, can fully absorb to incident microwave, hence it is evident that improve micro-
Wave utilization rate.
Claims (4)
1. a kind of novel microwave ecr ion thruster arc chamber, it is characterized in that: mutually by magnetic field of permanent magnet and microwave antenna two
The part of coupling forms；
It is described to be made of magnetic field of permanent magnet radial magnetic field and axial magnetic field, multiple electron cyclotron resonace areas are formed to obviously increase
The utilization rate of microwave；
The microwave antenna is made of axial annular antenna and radial ringed antenna two parts, by the way that microwave is directly fed to axis
To magnet ring electric cyclotron resonance area and radial magnetic ring electron cyclotron resonace area, microwave can be effectively reduced and transmitted in the plasma
Loss, increase microwave and magnetic field coupling, to effectively improve microwave utilization rate.
2. a kind of novel microwave ecr ion thruster arc chamber as described in claim 1, it is characterized in that: the permanent magnet exists
The magnetic field strength and distribution needed is generated in thrust chamber, and multiple microwave electron cyclotron resonance areas are provided.
3. a kind of novel microwave ecr ion thruster arc chamber as described in claim 1, it is characterized in that: the microwave antenna
It is designed to specific shape and size, microwave power is directly fed near electron cyclotron resonace area, efficient ionization energy is provided
Amount.
4. a kind of novel microwave ecr ion thruster arc chamber as described in claim 1, it is characterized in that: the radial permanent magnet
Body and axial permanent magnetic body form an axial electron cyclotron resonace area and two radial electron cyclotron resonace areas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811518295.6A CN109681398B (en) | 2018-12-12 | 2018-12-12 | Novel microwave ECR ion thruster discharge chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811518295.6A CN109681398B (en) | 2018-12-12 | 2018-12-12 | Novel microwave ECR ion thruster discharge chamber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109681398A true CN109681398A (en) | 2019-04-26 |
| CN109681398B CN109681398B (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811518295.6A Active CN109681398B (en) | 2018-12-12 | 2018-12-12 | Novel microwave ECR ion thruster discharge chamber |
Country Status (1)
| Country | Link |
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| CN (1) | CN109681398B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145446A (en) * | 2019-06-13 | 2019-08-20 | 哈尔滨工业大学 | A kind of micro- ox propulsion device of pulse electrical excitation |
| CN110985323A (en) * | 2019-12-17 | 2020-04-10 | 大连理工大学 | Circular plate antenna crossed magnetic field microwave electron cyclotron resonance ion thruster |
| CN115681060A (en) * | 2023-01-03 | 2023-02-03 | 国科大杭州高等研究院 | Hall thruster, space equipment and using method of space equipment |
| CN116390320A (en) * | 2023-05-30 | 2023-07-04 | 安徽农业大学 | Electron cyclotron resonance discharge device and application |
| DE102022112292B3 (en) | 2022-05-17 | 2023-07-27 | Christian-Albrechts-Universität zu Kiel, Körperschaft des öffentlichen Rechts | MICROWAVE CYCLOTRON RESONANCE PLASMA ENGINE AND RELATED METHOD OF OPERATION AND USE |
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| JPH01310179A (en) * | 1988-06-09 | 1989-12-14 | Toshiba Corp | Ecr type ion thruster |
| CN1555568A (en) * | 2001-07-27 | 2004-12-15 | ��ķ�о�����˾ | Method and apparatus for producing uniform process rates |
| CN1761816A (en) * | 2003-03-20 | 2006-04-19 | 埃尔温有限公司 | Spacecraft thruster |
| JP2008084859A (en) * | 2006-09-26 | 2008-04-10 | Nano Beam Co Ltd | Electron cyclotron resonance (ecr) ion source |
| US20080258653A1 (en) * | 2007-04-17 | 2008-10-23 | Advanced Biomarker Technologies, Llc | Cyclotron having permanent magnets |
| US8635850B1 (en) * | 2008-08-29 | 2014-01-28 | U.S. Department Of Energy | Ion electric propulsion unit |
| WO2015031450A1 (en) * | 2013-08-27 | 2015-03-05 | The Regents Of The University Of Michigan | Electrodeless plasma thruster |
| CN104653422A (en) * | 2015-01-22 | 2015-05-27 | 大连理工大学 | Three-level acceleration type spiral wave plasma propulsion device |
| CN106304595A (en) * | 2016-08-26 | 2017-01-04 | 大连理工大学 | Surface plasma body resonant vibration and electron cyclotron resonace double excitation type micro-wave thruster |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01310179A (en) * | 1988-06-09 | 1989-12-14 | Toshiba Corp | Ecr type ion thruster |
| CN1555568A (en) * | 2001-07-27 | 2004-12-15 | ��ķ�о�����˾ | Method and apparatus for producing uniform process rates |
| CN1761816A (en) * | 2003-03-20 | 2006-04-19 | 埃尔温有限公司 | Spacecraft thruster |
| JP2008084859A (en) * | 2006-09-26 | 2008-04-10 | Nano Beam Co Ltd | Electron cyclotron resonance (ecr) ion source |
| US20080258653A1 (en) * | 2007-04-17 | 2008-10-23 | Advanced Biomarker Technologies, Llc | Cyclotron having permanent magnets |
| US8635850B1 (en) * | 2008-08-29 | 2014-01-28 | U.S. Department Of Energy | Ion electric propulsion unit |
| WO2015031450A1 (en) * | 2013-08-27 | 2015-03-05 | The Regents Of The University Of Michigan | Electrodeless plasma thruster |
| CN104653422A (en) * | 2015-01-22 | 2015-05-27 | 大连理工大学 | Three-level acceleration type spiral wave plasma propulsion device |
| CN106304595A (en) * | 2016-08-26 | 2017-01-04 | 大连理工大学 | Surface plasma body resonant vibration and electron cyclotron resonace double excitation type micro-wave thruster |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110145446A (en) * | 2019-06-13 | 2019-08-20 | 哈尔滨工业大学 | A kind of micro- ox propulsion device of pulse electrical excitation |
| CN110145446B (en) * | 2019-06-13 | 2020-05-12 | 哈尔滨工业大学 | Pulse electrically-excited micro-cow propulsion device |
| CN110985323A (en) * | 2019-12-17 | 2020-04-10 | 大连理工大学 | Circular plate antenna crossed magnetic field microwave electron cyclotron resonance ion thruster |
| DE102022112292B3 (en) | 2022-05-17 | 2023-07-27 | Christian-Albrechts-Universität zu Kiel, Körperschaft des öffentlichen Rechts | MICROWAVE CYCLOTRON RESONANCE PLASMA ENGINE AND RELATED METHOD OF OPERATION AND USE |
| WO2023222155A1 (en) | 2022-05-17 | 2023-11-23 | Christian-Albrechts-Universität Zu Kiel | Microwave-cyclotron-resonance plasma thruster and associated operating method, and use |
| CN115681060A (en) * | 2023-01-03 | 2023-02-03 | 国科大杭州高等研究院 | Hall thruster, space equipment and using method of space equipment |
| CN115681060B (en) * | 2023-01-03 | 2023-03-31 | 国科大杭州高等研究院 | Hall thruster, space equipment and using method of space equipment |
| CN116390320A (en) * | 2023-05-30 | 2023-07-04 | 安徽农业大学 | Electron cyclotron resonance discharge device and application |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109681398B (en) | 2020-08-28 |
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