CN101758229B - Special nano iron powder for damaging satellite through spraying - Google Patents
Special nano iron powder for damaging satellite through spraying Download PDFInfo
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- CN101758229B CN101758229B CN2009101797049A CN200910179704A CN101758229B CN 101758229 B CN101758229 B CN 101758229B CN 2009101797049 A CN2009101797049 A CN 2009101797049A CN 200910179704 A CN200910179704 A CN 200910179704A CN 101758229 B CN101758229 B CN 101758229B
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Abstract
The invention relates to a nano metal powder material, in particular to a special nano iron powder for damaging satellite through spraying which can lead a satellite to lose reconnaissance function for ever. The preparation method includes the steps as follows: processing raw materials into nano iron powder under the temperature of 10-5 DEG C below zero and under the condition of setting the high frequency cutting times as 4,500-5,500 times/minute, then respectively sorting the powder materials on which the particles ( D3 is equal to 41nm D25 is equal to 62.1nm D50 is equal to 125nm, D75 is equal to 177.2nm, and D97 is equal to 230.3nm) are distributed, cladding for anti-oxidation and processing the surface. 75 percent of aggressive nano iron powder particles can be deeply embedded in the surface of the whole satellite to completely cause the satellite blind.
Description
Technical field
The present invention relates to the nanometer metal powder material, be specially a kind of nano iron powder special for satellite spraying destruction and process the cutting machine of this nanometer iron powder.
Background technology
Present any area almost can't be hidden the investigation of high-altitude investigation satellite with the secret of country and taken pictures.Satellite reconaissance is owing to be at the outer space; Do not relate to the questions of sovereign right such as territorial sky, can set up the all-weather reconnaissance of a satellite reconaissance net, and be difficult for being shot down by the enemy; Safer (country that up to the present can attack satellite in orbit after all is just so several); The area is investigated the investigation of satellite with country in order to avoid the high-altitude, and except doing various camouflages, high-altitude investigation satellite is attacked and shot down to way exactly in addition; Might cause many troubles but shoot down other national high-altitude investigation satellite, want to shoot down high-altitude investigation satellite simultaneously and also have only few countries to accomplish at present in the world.So the technology that when not shooting down, can make investigation satellite in high-altitude lose investigation function again is exactly the means that satellite is investigated in the present military power attack high-altitude of mainly researching and developing.
The subject matter of attacking high-altitude investigative technique existence at present in the world has, and can attack the country of high-altitude investigation satellite at present in the world at the outer space, has only a few.Its main attack means is " softening jamming bomb " and " aerosol bomb ", and its attack method mainly is not destroy under the other side's satellite hardware body structure, launches the guided missile that the gluey object of a large amount of gas solutes is contained in one piece of inside, is implementing to ignite near the objective area.Going out impelling thereupon a large amount of is main aerosol particles group with the colloid.These fine particles will be to jump on target at a high speed.Again because the dynamic effect of launching, powerful camera lens attached to satellite, the radar detection probe is on the outside sensorium such as electronic antenna.
Because this colloid material.Can play isolated electric wave the short time, the transmission of data such as satellite-signal can hinder the shooting and the radar scanning irradiation of satellite camera lens in addition.Therefore can be so that satellite temporarily loses function.It is reported that if in time do not handle these satellites can be because colloid finally condenses in camera lens so, the radar antenna surface.Cause and cause comprehensively " can not reparation property " damage.Estimate that according to US military the such fault of maintenance needs the costly man power and material very big with input.Key is to repair the time that need expend more than at least 72 hours, and this perhaps guides the liaison satellite for a military spy, gives ground forces, and " the soft loss of data " that appropriate authority caused can't be estimated.
At present, the major defect of this attack high-altitude investigation satellite means existence is:
1, can only be to cause high-altitude investigation satellite to lose the investigation function short time.
2, high-altitude investigation satellite under attack can be repaired recovery at short notice fully.
3, this kind attack method does not have for a long time or makes at all high-altitude investigation satellite to lose the effect of effect.And the memory time of attacking material have only 3--5 month.
4, this kind attack method, wanting to reach final purpose must continual the attack, all is highly undesirable from cost and effect like this.
5, the attack effect of this kind attack method can only have influence on the high-altitude photographic system of high-altitude investigation satellite, but can't damage radar imagery and electrical communication system.
This kind attack method is when attacking, and the colloidality material that is sprayed has only about 12% can the directtissima target, and its attack speed has only 81.7m/S, and remaining 87% all is wasted in the universe.
Number of patent application is 2006100481685 to have put down in writing a kind of cutting production technology of metal nanometer powder zero boundry particle, and a kind of brand-new zero boundry particle cutting metal nano-powder material technology has been put down in writing in this patent application, is example with the iron powder; Step comprises; Iron powder is placed under-10 ℃～+ 15 ℃ the processing temperature state, then ferrous powder granules is carried out high-speed cutting, per minute is controlled at 5000～6000 times; Then the ferrous powder granules after the cutting 6000 rev/mins high frequency is ground; Carry out the physics reduction again, the surface coats handles, and last classification and sorting can obtain product.And discovering through the inventor; Raising or reduction processing " cutting " frequency are also correspondingly adjusted nanometer iron powder or other metal powder of each different stage that can produce after " processing temperature " in this technology; And characteristic has tangible difference, through being widely used in different industries or field after classification and sorting and the proportioning.The technical scheme that this patent application is put down in writing is the applicant has proposed " cutting " this processing first in nano metal powder materials processing technology field a notion; Utilize the relative high speed reciprocating collision between the abrasive media can the feed metal powder be machined to Nano grade with friction; And the reciprocating number of times of this abrasive media high speed in the unit interval can be called " frequency ", and its crushing process to raw material can be described as " cutting "; And proposed concrete machined parameters, and just can process this technical scheme of high-quality nanometer iron powder with the corresponding processing temperature of control through having facts have proved through setting corresponding " cutting " frequency.
Number of patent application is 2006101620469 to disclose little, the nano particle cladding process of a kind of metal; The technical scheme of this application can form the high-quality protection against oxidation layer that a layer thickness is 1nm-3nm on the surface of metal powder material, below is called " DQ coats method ".Think the cladding process of more traditional nano metal powder, this technical scheme clad ratio is higher, and anti oxidation time is longer.
Summary of the invention
The present invention provides a kind of nano iron powder special for satellite spraying destruction in order to make satellite forever lose the scouting function.
The present invention is realized by following technical scheme; A kind of nano iron powder special for satellite spraying destruction; The preparation method is at-10 ℃---under-5 ℃ the situation; High frequency cutting number of times is set in per minute 4500 times---under 5500 times the situation raw material is processed into nanometer iron powder; Sub-elect the powder body material of the distribution of particles of D3=41nm D25=62.1nmD50=125nm D75=177.2nm D97=230.3nm more respectively, then use " DQ coats method " to ferrous powder granules continuation thickness to be again: the anti-oxidation coating of 1nm-3nm is input to the surface treatment of carrying out powder granule in the high-speed grinder with the powder body material after coating.
Technical advantage of the present invention:
1, technical advantage one of the present invention is; Can under the prerequisite of not damaging high-altitude investigation satellite body, let satellite lose all functions of investigation forever.
2, technical advantage two of the present invention is; After the attack, satellite only just might be repaired after reclaiming ground, but the rehabilitation cost of satellite possibility proportion coming of new is also high with the cost of a satellite of emission.
3, technical advantage three of the present invention is; Can unrestrictedly attack various high-altitude investigation satellites, like camera-carrying satellite, radar imagery reconnaissance satellite and reconnaissance spacecraft and ballistic missile early warning satellite.
4, technical advantage four of the present invention is; Attack effect is good, and the attack speed during attack can be up to 537m/
S, the surface that 75% of the nanometer iron powder particle of attack can be embedded in whole satellite deeply makes it, and thoroughly system is blind.
5, technical advantage five of the present invention is; Disposable attack cost is low, is 1/43 of the present use amount of the U.S., is 1/51 of its cost.
6, technical advantage six of the present invention is; Method for using is simple, and the storage time is unlimited.
Description of drawings
Fig. 1 is the structural representation of cutting machine
Fig. 2 is the grinding machine structure sketch map
Fig. 3,4,5 is for processing the electromicroscopic photograph of the metallic particles that obtains
1-inert gas entrance among the figure; The 2-charging aperture; The 3-cooling water inlet; The 4-body; The 5-cutter; The 6-connecting rod; The 7-support; The 8-discharging opening; 9-frequency modulation vibrating motor; The 10-foundation of incision machine; 11-vibrates air bag; The 12-cooling water inlet; The 13-connecting rod; The 14-cutter; The 15-vibrating spring; 16-vulcanie pad; The 17-discharging opening; The 18-hollow rotating shaft; 19-grinds body; 20-is by abrasive grains; 21 charging gas ports; The 22-variable-frequency motor; The 23-support; The 24-frame; 25-spherical grinding body
The specific embodiment
Embodiment 1; A kind of nano iron powder special for satellite spraying destruction; (concrete processing method referenced patent application number is the cutting production technology of metal nanometer powder zero boundry particle of 2006100481685 records;) preparation method is under-5 ℃ situation; High frequency cutting number of times is set under the situation of per minute 4500 times and produces, processing obtains (powder granule is shaped as irregular spheroid) nanometer iron powder; Sub-elect the bigger powder body material of distribution of particles of (125nm is an example) D3=41nmD25=62.1nm D50=125nm D75=177.2nm D97=230.3nm more respectively, then to ferrous powder granules continuation thickness be again: the anti-oxidation coating of 1nm-3nm reaches more than 90 hours its anti-oxidization time.
Used cutting machine meaning as shown in Figure 1; Cutting machine structure comprises the body that has cooling system; Body is provided with charging aperture 2, inert gas entrance 1, and (lower end of charging aperture 2) is provided with some cutter groups in body 4, and each cutter group comprises two cutters 5,14 that working face is relative; The working face of cutter 5,14 is zigzag or file shape, and two cutters 5,14 are exported the rotating parts combination through separately connecting rod 6,13 and frequency modulation vibrating motor 9 respectively.Cutting machine is designed to the dual-vibration system, and outer VIBRATION DESIGN is the gasbag-type vibrating device, and the internal vibration system is designed to the spring vibration device.The frequency modulation vibrating motor; Adopt the mode of frequency modulation to carry out the control of vibration frequency; Pass through adjusting rotating speed of motor 1500/minute---6000 biographies/minute, vibration frequency is controlled at 1500 times/minute---6000 times/minute, reaching the unlimited cutting of designing requirement---" zero boundry particle patterning method ".Cutting machine is when work, and indoor design adds inert gas and keeps the constant of processing temperature, in interlayer, adds the temperature processing that cooling water is set simultaneously.Its operation principle is to do relative motion through two cutters that frequency modulation motor drives each cutter group; Make the working face relative motion of two cutters; Move each other in its surperficial zigzag or file shape protruding part then; Major diameter feed metal particle about 80 orders-100 order of charging aperture adding is constantly rubbed, collides, pushes, and the effect that reaches at last is to make oarse-grained metallic particles be divided into the small diameter particles object.The surface of cutter is just as the structure on file surface, and its gap is adjustable, so that adapt to the size of raw material particle.After cutting machine work begins; Metallic particles powder irregular particle has been carried out in the motion process cutting for N time between two cutters from top to bottom; Certainly the frequency modulation motor rotating speed is high more; The probability that metallic particles is cut in unit interval is also big more, and the distribution probability of the metallic particles of the small diameter particles that it processes is also big more, and sorting is got up also easier.Generally to just can reach the nano metal powder particle more than 80% through six circulation cuttings.
Anti-oxidation coating process; Metal powder material is in temperature (100 ℃-310 ℃) and have and will add 10% when producing, processing under the environment of protective gas (N)---the purity oxygen of 15% (volume ratio); Forming thickness on the metal powder particles surface is 1nm---the oxide layer of 3nm, in the high temp tunnel stove, temperature is adjusted between 350 ℃-510 ℃ then; The metal powder particles material is under this temperature conditions; The surface oxide layer structure begins to soften, under the situation of sealing, in the inert gas N and the He of 4: 6 ratio injection dew point≤6; Injection length was controlled at 30 minutes---and 45 minutes, let inert gas fully be penetrated in the oxide layer on metal powder material surface.
The grinder of meaning as shown in Figure 2 comprises frame 24, and variable-frequency motor 22 is provided with hollow grinding body 19 through hollow rotating shaft 18 on the frame 24, and grinding body 19 is provided with charging and advances inertia gas port 21, and discharging opening 17 grinds in the body 19 and is provided with some mill balls 25.Operation principle like octahedral grinder among the figure is; Utilize adjustable frequency motor to control the rotating speed of grinder (1000 rev/mins---6000 rev/mins); Utilize the angle of anistree body; Reach 270 of metal species spherical particles and spend the counter-rotating that does not stop, thereby reach through the powder granule smooth surface spherical particles after grinding.Because from the metallic particles that cutting machine processes, generally be irregular globoid, through the grinding of the inner spherical grinding body of anistree grinder, irregular globoid will become ganoid spherical particles.Metal particle and inert gas with well cutting in the time of work add in the grinding body; Characteristics according to operation technique; Start driven by motor then and grind the body upset; Mutual collision between the mill ball can grind to form spheroidal particle with metal particle, and the powder body material after coating is input to the surface treatment of carrying out powder granule in the high-speed grinder, and it is coarse, uneven to make it reach the powder granule material surface.Grinder designs the input inert gas in charging, keep the temperature stabilization in the process.
Show that the diameter range of metallic particles nanometer from tens of to hundreds of does not wait in the photo of being illustrated like Fig. 3,4, this just needs to adopt the pneumatic separation technical point select the product that distribution of particles is concentrated relatively.The stressed surface area and the metal particle that utilize metal particle are in the parabolic curve and deadweight falling speed, the time of ferrous powder granules in container that receive under the slinging force situation.Utilize artificial wind-force in closed container, the different ferrous powder granules of diameter to be carried out effective classification with speed.Concrete sorting process is: at first start vacuum motor and in the container of classifying equipoment, form negative pressure state, then open the clasfficiator motor respectively and in closed container, form the axial flow whirlwind.Negative pressure will need the iron powder of classification to limit the quantity of to suck first closed container; In the axial flow whirlwind, sub-elect the maximum metallic particles of particle diameter; The residual metallic particle gets into second closed container; Classification goes out required ferrous powder granules in greater than the first axial flow whirlwind, and order two, three, level Four are carried out classification step by step, can obtain the various distributed areas of particle (100 μ m---the metal particle product of 10nm) concentrating relatively so simultaneously.In conjunction with technical scheme of the present invention; Quantity through adjusting distinguished and admirable size and fractionated container just can obtain corresponding product; Certainly also tentatively sorting earlier constantly in the practical operation; Instrument detecting product specification then, the feedback adjustment mechanical parameter makes processing equipment can stably sub-elect product then.One of purpose of sorting is come out satisfactory product selecting exactly; Little can directly get into next program than requiring; Cut again than requiring big product will return one procedure; It two is products of selecting requirement, and the product that does not reach requirement will turn back to a last operation through screening installation, once more cutting.
According to the characteristics of operation technique, the powder body material after coating is input to the surface treatment of carrying out powder granule in the high-speed grinder, it is coarse, uneven to make it reach the powder granule material surface.
According to the characteristics of operation technique, the powder body material after coating is input to the surface treatment of carrying out powder granule in the high-speed grinder, it is coarse, uneven to make it reach the powder granule material surface.
Claims (2)
1. nano iron powder special for satellite spraying destruction; It is characterized in that: the preparation method is at-10 ℃---under-5 ℃ the situation; High frequency cutting number of times is set in per minute 4500 times---under 5500 times the situation raw material is processed into nanometer iron powder; Sub-elect the powder body material of the distribution of particles of D3=41nm D25=62.1nm D50=125nmD75=177.2nm D97=230.3nm more respectively; Then use " DQ coats method " to ferrous powder granules continuation thickness to be again: the anti-oxidation coating of 1nm-3nm is input to the surface treatment of carrying out powder granule in the high-speed grinder with the powder body material after coating.
2. nano iron powder special for satellite spraying destruction according to claim 1 is characterized in that: under-7 ℃ situation, high frequency cutting number of times is set under the situation of per minute 5000 times and produces, processing obtains nanometer iron powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101797049A CN101758229B (en) | 2008-09-30 | 2009-09-28 | Special nano iron powder for damaging satellite through spraying |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810079507.5 | 2008-09-30 | ||
| CNA2008100795075A CN101396737A (en) | 2008-09-30 | 2008-09-30 | Nano iron powder special for satellite spraying destruction |
| CN2009101797049A CN101758229B (en) | 2008-09-30 | 2009-09-28 | Special nano iron powder for damaging satellite through spraying |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101758229A CN101758229A (en) | 2010-06-30 |
| CN101758229B true CN101758229B (en) | 2012-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101797049A Expired - Fee Related CN101758229B (en) | 2008-09-30 | 2009-09-28 | Special nano iron powder for damaging satellite through spraying |
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| Country | Link |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1911567A (en) * | 2006-08-17 | 2007-02-14 | 王惠民 | Cutting production technology of metal nanometer powder zero boundry particle |
| CN1970200A (en) * | 2006-12-11 | 2007-05-30 | 王惠民 | Metal micron nano particle cladding process |
| CN101157131A (en) * | 2007-10-29 | 2008-04-09 | 王惠民 | Magnetic shielding special-purpose powdered iron |
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2009
- 2009-09-28 CN CN2009101797049A patent/CN101758229B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1911567A (en) * | 2006-08-17 | 2007-02-14 | 王惠民 | Cutting production technology of metal nanometer powder zero boundry particle |
| CN1970200A (en) * | 2006-12-11 | 2007-05-30 | 王惠民 | Metal micron nano particle cladding process |
| CN101157131A (en) * | 2007-10-29 | 2008-04-09 | 王惠民 | Magnetic shielding special-purpose powdered iron |
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| Publication number | Publication date |
|---|---|
| CN101758229A (en) | 2010-06-30 |
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Granted publication date: 20120111 Termination date: 20120928 |