CN111706480A - Ionic wind thrust device based on electric field acceleration - Google Patents
Ionic wind thrust device based on electric field acceleration Download PDFInfo
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- CN111706480A CN111706480A CN202010558334.6A CN202010558334A CN111706480A CN 111706480 A CN111706480 A CN 111706480A CN 202010558334 A CN202010558334 A CN 202010558334A CN 111706480 A CN111706480 A CN 111706480A
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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
- F03H1/0087—Electro-dynamic thrusters, e.g. pulsed plasma thrusters
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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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/0046—Arrangements for measuring currents or voltages or for indicating presence or sign thereof characterised by a specific application or detail not covered by any other subgroup of G01R19/00
- G01R19/0061—Measuring currents of particle-beams, currents from electron multipliers, photocurrents, ion currents; Measuring in plasmas
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Abstract
The invention relates to an electric field acceleration-based ionic wind thrust device, and relates to the field of near space electric propulsion. The ionic wind thrust device comprises an ionic wind thruster and an electric field accelerator device; the electric field accelerator device is arranged in a discharge space of the ion wind thruster; a first electric field generated by the ion wind thruster ionizes neutral gas molecules into first charged particles, the first charged particles accelerate under the action of the first electric field and collide with the neutral gas molecules in the motion process to generate second charged particles, and the first charged particles and the second charged particles directionally accelerate to move to form ion wind; the accelerating electric field generated by the electric field accelerating sub-device is used for regulating and controlling the accelerating process of the charged particles. The first charged particles and the second charged particles enter an accelerating electric field in the movement process, the speed is further changed under the action of the accelerating electric field, the acceleration and deceleration control of the charged particles is realized by regulating and controlling the accelerating electric field, and the acceleration process of the ion wind thruster is improved.
Description
Technical Field
The invention relates to the field of near space electric propulsion, in particular to an ionic wind thrust device based on electric field acceleration.
Background
The ion wind thruster has the characteristics of simple structure, high reliability, no need of carrying propellant, and the like, and has wide application value in the field of near space electric propulsion. The work of the ion wind thruster comprises an ionization process and an acceleration process of particles. The traditional ion wind thruster is an ion wind effect based on corona discharge, charged particles are accelerated under the action of an electric field in a discharge space and collide with neutral particles to generate energy exchange, and macroscopic ion wind motion is caused. However, the acceleration process and the discharge process of the conventional ion wind thruster adopt the same external excitation voltage, so that the acceleration process of charged particles cannot be independently controlled, and the improvement of the performance of the ion wind thruster is limited. Therefore, the existing ion wind thruster has the problem that the acceleration process cannot be controlled.
Disclosure of Invention
The invention aims to provide an ion wind thrust device based on electric field acceleration, and the ion wind thrust device is used for solving the problem that an existing ion wind thruster cannot control an acceleration process.
In order to achieve the purpose, the invention provides the following scheme:
an electric field acceleration based ionic wind thrust device comprising: an ion wind thruster and an electric field accelerator device;
the electric field accelerator device is arranged in a discharge space of the ion wind thruster;
the ion wind thruster is used for generating a first electric field, the first electric field ionizes neutral gas molecules in the discharge space into first charged particles, the first charged particles move in an accelerated mode under the action of the first electric field, the first charged particles collide with the neutral gas molecules in the discharge space in the moving process, the neutral gas molecules are changed into second charged particles, and the first charged particles and the second charged particles move in an accelerated mode in a directional mode to form ion wind;
the electric field acceleration sub-device is used for generating an acceleration electric field, and the acceleration electric field is used for regulating and controlling the acceleration process of the first charged particles and the second charged particles.
Optionally, the ion wind thruster specifically includes: an ionization device and an ionization power supply;
the positive electrode of the ionic device is connected with the ionization power supply; the cathode of the electric ion device is grounded; a space between the positive electrode and the negative electrode is the discharge space;
the ionization device is used for generating a first electric field by electrifying, the first electric field ionizes neutral gas molecules in the discharge space into first charged particles, the first charged particles move in an accelerated mode under the action of the first electric field, the first charged particles collide with the neutral gas molecules in the discharge space in the moving process, the neutral gas molecules are changed into second charged particles, and the first charged particles and the second charged particles move in an accelerated mode in a directional mode to form ion wind.
Optionally, the ionization device comprises an ionization electrode and a collector electrode;
the distance between the ionization electrode and the collector electrode is a first preset distance;
the ionization electrode is connected with the ionization power supply;
the collector is grounded.
Optionally, the electric field accelerator device specifically includes: a first electrode, a second electrode and an accelerating power supply;
the first electrode and the second electrode are arranged in the front and back along the gas flowing direction and are positioned in the discharge space;
the distance between the first electrode and the second electrode is a second preset distance; the first electrode and the second electrode are combined to generate a primary accelerating electric field;
the first electrode is connected with the acceleration power supply;
the second electrode is grounded.
Optionally, the electric field accelerator device specifically includes: an acceleration power supply, a plurality of first electrodes, and a plurality of second electrodes; the number of the second electrodes is the same as that of the first electrodes;
the first electrodes and the second electrodes are arranged in a staggered mode along the gas flowing direction and are located in the discharge space;
the distance between the first electrode and the second electrode is a second preset distance along the gas flowing direction; one of the first electrodes and one of the second electrodes are combined to generate a one-stage accelerating electric field, and a plurality of the first electrodes and a plurality of the second electrodes generate a multi-stage accelerating electric field;
the first electrode is connected with the acceleration power supply;
the second electrode is grounded.
Optionally, the ion wind thrust device further includes: a first current transformer and a second current transformer;
the first current transformer is arranged between the ionization electrode and the ionization power supply;
the second current transformer is arranged between the collector and the ground;
the first current transformer and the second current transformer are used for measuring the current of the ion wind thruster.
Optionally, the ion wind thrust device further includes: an oscilloscope;
the high-voltage probe of the oscilloscope is used for measuring the voltage of the ionization electrode;
the oscilloscope is respectively connected with the first current transformer and the second current transformer;
the oscilloscope is used for displaying the current measured by the first current transformer and the second current transformer and the voltage measured by the high-voltage probe.
Optionally, the acceleration power supply is one or a combination of a direct current power supply, an alternating current power supply and a pulse power supply.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the invention provides an ionic wind thrust device based on electric field acceleration. This ionic wind thrust unit includes: an ion wind thruster and an electric field accelerator device; the electric field accelerator device is arranged in a discharge space of the ion wind thruster; the ion wind thruster is used for generating a first electric field, the first electric field ionizes neutral gas molecules in a discharge space into first charged particles, the first charged particles move in an accelerated mode under the action of the first electric field, the first charged particles collide with the neutral gas molecules in the discharge space in the moving process, the neutral gas molecules are changed into second charged particles, and the first charged particles and the second charged particles move in an accelerated mode in a directional mode to form ion wind; the electric field accelerating sub-device is used for generating an accelerating electric field, and the accelerating electric field is used for regulating and controlling the accelerating process of the first charged particles and the second charged particles. Neutral gas molecules in the ion wind thruster are ionized into first charged particles under the action of a first electric field of the ion wind thruster, the first charged particles collide with the neutral gas molecules to change the neutral gas molecules into second charged particles, and the first charged particles and the second charged particles directionally accelerate to move to form ion wind; the first charged particles and the second charged particles enter an accelerating electric field generated by an electric field accelerating sub device in the movement process and are acted by the accelerating electric field, the speeds of the first charged particles and the second charged particles further change, the accelerating and decelerating control of the charged particles is realized by regulating and controlling the accelerating electric field, the acceleration process of the ion wind thruster is improved, and the performance of the ion wind thruster is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of an ion wind thrust device according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a conventional ion wind thruster.
Description of the symbols: 1. an ionization power supply; 2. an ionizing electrode; 3. a first electrode; 31. a second electrode; 4. a collector electrode; 5. an acceleration power supply; 6. a first current transformer; 61. a second current transformer; 7. an anemometer; 8. a high-voltage probe; 9. an oscilloscope.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide an ion wind thrust device based on electric field acceleration, and the ion wind thrust device is used for solving the problem that an existing ion wind thruster cannot control an acceleration process.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
The present embodiment provides an ion wind thrust device based on electric field acceleration, fig. 1 is a schematic structural diagram of the ion wind thrust device provided in the embodiment of the present invention, and referring to fig. 1, the ion wind thrust device includes: an ion wind thruster and an electric field accelerator device.
The electric field accelerator device is arranged in a discharge space of the ion wind thruster.
The ion wind thruster is used for generating a first electric field, the first electric field ionizes neutral gas molecules in a discharge space into first charged particles, the first charged particles move in an accelerated mode under the action of the first electric field, the first charged particles collide with the neutral gas molecules in the discharge space in the moving process, the neutral gas molecules are changed into second charged particles, and the first charged particles and the second charged particles move in an accelerated mode in a directional mode to form ion wind. The charged particles include first charged particles and second charged particles, each including electrons and ions.
Ion wind thrustor specifically includes: an ionization device and an ionization power supply 1.
The positive electrode of the electric ion device is connected with an ionization power supply 1; the cathode of the ionic device is grounded. The space between the positive electrode and the negative electrode is a discharge space.
The electric ion device is used for generating a first electric field by electrifying, the first electric field ionizes neutral gas molecules in the discharge space into first charged particles, the first charged particles move in an accelerated mode under the action of the first electric field, the first charged particles collide with the neutral gas molecules in the discharge space in the moving process, the neutral gas molecules are changed into second charged particles, and the first charged particles and the second charged particles move in an accelerated mode in a directional mode to form ion wind.
The ionization device includes an ionizing electrode 2 and a collector electrode 4. The ionization electrode adopts an ionization needle electrode.
The distance between the ionizing electrode 2 and the collecting electrode 4 is a first preset distance.
The ionizing electrode 2 is connected to an ionization power supply 1. The output voltage of the ionization power supply is high.
The collector 4 is grounded. Setting a certain distance between two stages of the electric ion device to ensure that gas is ionized between the two stages of the electric ion device; the two stages of the ion device are an ionization electrode and a collector electrode respectively.
The ionization power supply can adopt various power supplies and corresponding combination forms, and adopts one or more combinations of a direct current power supply, an alternating current power supply or a pulse power supply. The ionization power supply may employ a high voltage power supply. The negative pole of the ionization source 1 is grounded.
Neutral gas molecules in a discharge space between two stages of the ionization device are ionized under the action of an external electric field, first charged particles generated by ionization collide with the neutral gas molecules to change the neutral gas molecules into second charged particles, and the first charged particles and the second charged particles move towards a collector under the action of the external electric field. The external electric field refers to a first electric field generated by electrifying the ionization device.
The electric field accelerating sub-device is used for generating an accelerating electric field, and the accelerating electric field is used for regulating and controlling the accelerating process of the first charged particles and the second charged particles. The accelerating electric field level is hundreds of volts/cm to tens of kilovolts/cm.
The electric field accelerator device specifically comprises: acceleration electrodes and an acceleration power supply 5. The accelerating electrodes comprise a first electrode 3 and a second electrode 31, and both the first electrode 3 and the second electrode 31 are ring electrodes.
The first electrode 3 and the second electrode 31 are disposed in the front and rear in the gas flow direction and are located in the discharge space. The plane of the first electrode 3 is parallel to the plane of the collector electrode 4, and the plane of the second electrode 31 is parallel to the plane of the collector electrode 4.
The distance between the first electrode 3 and the second electrode 31 is a second preset distance; the first electrode 3 in combination with the second electrode 31 generates a primary accelerating electric field.
The first electrode 3 is connected to an acceleration power supply 5. The first electrode 3 is connected to a voltage output terminal of an acceleration power supply 5.
The second electrode 31 is grounded.
The accelerating power supply is one or a combination of a direct current power supply, an alternating current power supply or a pulse power supply.
The number of the first electrodes 3 may be plural, and the number of the second electrodes 31 is the same as the number of the first electrodes 3.
The plurality of first electrodes 3 and the plurality of second electrodes 31 are arranged in a staggered manner along the gas flow direction and are positioned in the discharge space; the plurality of first electrodes 3 and the plurality of second electrodes 31 generate multi-stage accelerating electric fields in one-to-one correspondence. The accelerating electric field can be only provided with one primary accelerating electric field, and also can be provided with a plurality of primary accelerating electric fields to form a multi-stage accelerating electric field; the electric field strength of each primary accelerating electric field is determined by the supplied high voltage and the distance between the first electrode and the second electrode.
In this embodiment, the number of the acceleration electrodes is 4, the number of the first electrodes 3 connected to the high voltage is two, and the number of the second electrodes 31 connected to the ground is two. Referring to fig. 1, the accelerating electrodes from the ionizing electrode 2 to the collecting electrode 4 are a first electrode 3, a first second electrode 31, a second first electrode 3 and a second electrode 31 in sequence, a one-stage accelerating electric field can be formed between the first electrode 3 and the first second electrode 31, a one-stage accelerating electric field can be formed between the second first electrode 3 and the second electrode 31, and two one-stage accelerating electric fields are included in fig. 1 to form a two-stage accelerating electric field.
The ionic wind thrust unit further comprises: a quantum device is measured. The quantum measuring device is used for testing the performance of the ion wind thruster.
The quantum measuring device comprises: a first current transformer 6, a second current transformer 61, an oscilloscope 9 and an anemometer 7.
The first current transformer 6 is arranged between the ionizing electrode 2 and the ionizing power supply 1, and is specifically arranged on a connecting wire of the ionizing electrode 2 and the ionizing power supply 1.
The second current transformer 61 is disposed between the collector 4 and the ground, specifically, on a connection line between the collector 4 and the ground.
The first current transformer and the second current transformer are used for measuring the current of the ion wind thruster.
A high voltage probe 8 of an oscilloscope 9 is used to measure the voltage of the ionizing electrode. The high-voltage probe is used for testing the ionization voltage applied to the ionization electrode.
The oscilloscope 9 is connected with the first current transformer 6 and the second current transformer 61, respectively.
The oscilloscope is used for displaying the current measured by the first current transformer and the second current transformer and the voltage measured by the high-voltage probe.
An anemometer is used to measure the macroscopic ion wind velocity through the collector.
The principle of the ionic wind thrust device of the embodiment is as follows: the ionization power supply applies high voltage to the ionization electrode, charged particles are formed between the ionization electrode and a collector electrode in the discharge space, when the charged particles reach an acceleration electric field area formed by the first electrode and the second electrode, the charged particles are subjected to the action of electric field force F of an acceleration electric field E Q, the motion state changes and moves in an acceleration direction along the acceleration electric field, the magnitude of the electric field force F can be controlled by regulating and controlling the intensity of the acceleration electric field, the intensity of the acceleration process of the movement of the charged particles can be controlled, the control of the acceleration process can be realized, wherein E represents the field intensity of the acceleration electric field, and Q is the charge quantity of the charged particles; because the electric field is directional, by regulating the polarity of the acceleration power supply (for example, the acceleration power supply is positive voltage in the acceleration process, and the acceleration power supply is negative voltage in the deceleration process), the electric field force opposite to the acceleration direction of the charged particles can be generated, so that the charged particles are decelerated, and the acceleration and deceleration of the charged particles can be realized by regulating the acceleration electric field direction. Therefore, the control of the acceleration process and the deceleration process of the charged particles can be realized by regulating and controlling the direction and the strength of the acceleration electric field, the purpose of regulating and controlling the motion effect of the charged particles is achieved, the charged particles collide with neutral gas molecules to carry out energy transfer, and finally the ion wind effect is formed.
The acceleration region of the ionic wind thrust device adopts a multi-stage acceleration electric field structure; the accelerating electric field is arranged in the front and back direction along the gas flowing direction, and the position and the distance of the accelerating electrodes are adjustable; the regulation and control of the acceleration process can adopt various acceleration power supplies and corresponding combination forms, effectively solves the problem that the traditional ion wind thruster has limitation on the acceleration process of charged particles, improves the acceleration process of the ion wind thruster, and further improves the performance of the ion wind thruster.
Fig. 2 is a schematic structural diagram of a conventional ion wind thruster. Referring to fig. 2, the overall structure of the conventional ion wind thruster includes a discharge device and a measurement device, the discharge device includes an ionization power supply 1, an ionization electrode 2, and a collector electrode 4; the measuring device comprises an oscilloscope 9, a first current transformer 6, a second current transformer 61 and an anemometer 7.
The negative pole of the ionization source 1 is grounded.
The first current transformer 6 is arranged between the ionization electrode 2 and the ionization power supply 1, and is specifically arranged on a connecting wire of the ionization electrode 2 and the ionization power supply 1; the second current transformer 61 is arranged between the collector 4 and the ground, in particular on a connecting line of the collector 4 and the ground; the first current transformer and the second current transformer are used for measuring current signals of the ion wind thruster.
A high voltage probe 8 of an oscilloscope 9 is used to measure the voltage signal of the ionizing electrode.
The oscilloscope 9 is connected with the first current transformer 6 and the second current transformer 61, respectively. The oscilloscope is used for displaying current signals measured by the first current transformer and the second current transformer and voltage signals measured by the high-voltage probe.
An anemometer is used to measure the macroscopic ion wind velocity through the collector.
The traditional ion wind thruster applies voltage between an ionization electrode and a collector electrode, under the action of a high-voltage power supply, medium gas in a discharge space is ionized to obtain electrons, the electrons are excited and collided to combine with neutral gas molecules to form ions, so that a large number of first charged particles are obtained, the first charged particles move towards the collector electrode under the action of an external electric field, collide with the neutral gas molecules in the movement process to generate second charged particles, and the first charged particles and the second charged particles directionally accelerate to move to form a macroscopic ion wind effect; however, the acceleration process of particles in the discharge space is limited by the corona discharge principle, so that the conventional ion wind thruster cannot independently control the acceleration process of the particles, and the optimization of the performance of the ion wind thruster is limited.
Therefore, the invention provides an ion wind thrust device for regulating and controlling an acceleration process by a multistage electric field, under the action of high voltage output by an ionization power supply, charged particles are generated in a discharge space, and the charged particles move towards a collector under the action of the electric field; in the movement process, the charged particles pass through an accelerating electric field of the accelerating area, and the speed of the charged particles is further changed under the action of the accelerating electric field; the acceleration process of the charged particles is controlled by utilizing a multi-stage electric field structure, the movement process of the charged particles is controlled by regulating the acceleration electric field strength and the acceleration electric field direction, the regulation and control capability of the acceleration process of the charged particles is enhanced, the movement process of the charged particles is controlled, the improvement of the performance of the ion wind thruster is realized, and the purpose of improving the performance of the ion wind thruster is achieved.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (8)
1. An ionic wind thrust device based on electric field acceleration, comprising: an ion wind thruster and an electric field accelerator device;
the electric field accelerator device is arranged in a discharge space of the ion wind thruster;
the ion wind thruster is used for generating a first electric field, the first electric field ionizes neutral gas molecules in the discharge space into first charged particles, the first charged particles move in an accelerated mode under the action of the first electric field, the first charged particles collide with the neutral gas molecules in the discharge space in the moving process, the neutral gas molecules are changed into second charged particles, and the first charged particles and the second charged particles move in an accelerated mode in a directional mode to form ion wind;
the electric field acceleration sub-device is used for generating an acceleration electric field, and the acceleration electric field is used for regulating and controlling the acceleration process of the first charged particles and the second charged particles.
2. The ionic wind thrust device based on electric field acceleration according to claim 1, characterized in that the ionic wind thruster specifically comprises: an ionization device and an ionization power supply;
the positive electrode of the ionic device is connected with the ionization power supply; the cathode of the electric ion device is grounded; a space between the positive electrode and the negative electrode is the discharge space;
the ionization device is used for generating a first electric field by electrifying, the first electric field ionizes neutral gas molecules in the discharge space into first charged particles, the first charged particles move in an accelerated mode under the action of the first electric field, the first charged particles collide with the neutral gas molecules in the discharge space in the moving process, the neutral gas molecules are changed into second charged particles, and the first charged particles and the second charged particles move in an accelerated mode in a directional mode to form ion wind.
3. The ionic wind thrust device based on electric field acceleration according to claim 2, characterized in that said ionic device comprises an ionizing electrode and a collector electrode;
the distance between the ionization electrode and the collector electrode is a first preset distance;
the ionization electrode is connected with the ionization power supply;
the collector is grounded.
4. The ionic wind thrust device based on electric field acceleration according to claim 2, characterized in that the electric field acceleration sub-device specifically comprises: a first electrode, a second electrode and an accelerating power supply;
the first electrode and the second electrode are arranged in the front and back along the gas flowing direction and are positioned in the discharge space;
the distance between the first electrode and the second electrode is a second preset distance; the first electrode and the second electrode are combined to generate a primary accelerating electric field;
the first electrode is connected with the acceleration power supply;
the second electrode is grounded.
5. The ionic wind thrust device based on electric field acceleration according to claim 2, characterized in that the electric field acceleration sub-device specifically comprises: an acceleration power supply, a plurality of first electrodes, and a plurality of second electrodes; the number of the second electrodes is the same as that of the first electrodes;
the first electrodes and the second electrodes are arranged in a staggered mode along the gas flowing direction and are located in the discharge space;
the distance between the first electrode and the second electrode is a second preset distance along the gas flowing direction; one of the first electrodes and one of the second electrodes are combined to generate a one-stage accelerating electric field, and a plurality of the first electrodes and a plurality of the second electrodes generate a multi-stage accelerating electric field;
the first electrode is connected with the acceleration power supply;
the second electrode is grounded.
6. The electric field acceleration-based ionic wind thrust device according to claim 3, further comprising: a first current transformer and a second current transformer;
the first current transformer is arranged between the ionization electrode and the ionization power supply;
the second current transformer is arranged between the collector and the ground;
the first current transformer and the second current transformer are used for measuring the current of the ion wind thruster.
7. The electric field acceleration-based ionic wind thrust device according to claim 6, further comprising: an oscilloscope;
the high-voltage probe of the oscilloscope is used for measuring the voltage of the ionization electrode;
the oscilloscope is respectively connected with the first current transformer and the second current transformer;
the oscilloscope is used for displaying the current measured by the first current transformer and the second current transformer and the voltage measured by the high-voltage probe.
8. The ionic wind thrust device based on electric field acceleration according to claim 4, characterized in that the acceleration power source is one or more of a direct current power source, an alternating current power source and a pulse power source.
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Application publication date: 20200925 |