CN101585015B - Plane dust collection device - Google Patents
Plane dust collection device Download PDFInfo
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- CN101585015B CN101585015B CN2008101119703A CN200810111970A CN101585015B CN 101585015 B CN101585015 B CN 101585015B CN 2008101119703 A CN2008101119703 A CN 2008101119703A CN 200810111970 A CN200810111970 A CN 200810111970A CN 101585015 B CN101585015 B CN 101585015B
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Abstract
The invention relates to a plane dust collection device, which comprises at least one pair of parallel electrodes positioned in the same plane and a driving power supply for conducting AC for the parallel electrodes, wherein the parallel electrodes can be placed on a substrate; each pair of the parallel electrodes of the parallel electrodes can be formed by comb-shaped electrodes, and each pair ofthe comb-shaped electrodes is placed oppositely in a cross mode; each pair of the parallel electrodes of the parallel electrodes also can be formed by helical or circular electrodes; and the driving power supply is a two-phase, triphase or multiphase AC power supply. The plane dust collection device has the advantages of simple structure, flexible electrode shape, wide application range, suitability in dedusting of the surfaces of a plurality of devices and high removal efficiency on small dust.
Description
Technical field
The present invention relates to a kind of dust arrester, particularly a kind of plane dust collection device; Can be used for solar cell or the dedusting of other equipment that needs dedusting in space flight, industry and the civil area, especially for the laying dust of small scale body surface.
Background technology
Solar cell is one of energy-provision way commonly used in space flight, industry and the civil area; But on the moon, Mars and the earth; All exist a large amount of dust; These dust are deposited on the cell panel of battery gradually, will seriously reduce the energy conversion efficiency of solar cell when dust acquires a certain degree.At surface optical devices such as CCD, if deposit too much dust, the equipment that also can influence uses.
Existing these electrostatic precipitations that need the equipment of dedusting that are used for are to utilize high voltage electric field to make gas ionization; Electronegative gas ion and dust granules are collided, and make the grit lotus with negative electricity, the face south pole plate motion of charged grit; Finally be deposited on the positive plate, reach the dedusting purpose; This electrostatic precipitation is the mode dedusting through gas ionization, and requiring target is ionized gas, so required voltage is also higher; Owing to be in the ionized gas, electrostatic precipitation is had relatively high expectations to cleaner simultaneously, also can produce potential safety hazard simultaneously.
Summary of the invention
The objective of the invention is to remove the problem that the material surface tiny dust deposits in order to solve at space flight, industry and civil area; And a kind of plane dust collection device is provided; This plane dust collection device is through the dust induction charging is removed, undesirable gas ionization, and its driving voltage is lower alternating current; Cleaner is required lower, the potential safety hazard that does not have gas ionization and brought; And plane dust collection device of the present invention is simple in structure, and electrode shape is flexible, and applied range is applicable to the dedusting on plurality of devices surface, and is high to the tiny dust elimination efficiency.
Technical scheme of the present invention is following:
Plane dust collection device of the present invention comprises: be at least one pair of parallel pole in the same plane; With the driving power that passes to alternating current for said parallel pole.Described parallel pole can be positioned on the substrate.
Every pair of parallel pole in the said parallel pole is made up of the electrode that is the broach shape, and the comb teeth of said every pair of broach shape electrode is intersected placement relatively.
Every pair of parallel pole in the said parallel pole is made up of helix shape or circular electrode.
Described driving power is two-phase, three-phase or multi-phase AC power.
Described driving power is voltage 50～10000V, the AC power of the square wave of frequency 50～500Hz, sine wave or sawtooth waveforms.
The parallel pole of stating is the electrically conducting transparent membrane electrode of InO or ITO material.
Described parallel pole surface is coated with the insulating protective layer of TiO or SiO2 material.
The said facewidth that is the electrode of broach shape is 0.1mm-1.5mm; Inter-lobe clearance is 0.2mm-5mm.
The spiral live width of the electrode of said helix shape is 0.1mm-1.5mm; The gap is 0.2mm-5mm between helix.
Plane dust collection device of the present invention has following advantage:
Plane dust collection device of the present invention is through the dust induction charging is removed, undesirable gas ionization, its driving voltage is lower alternating current, cleaner is required lower, the potential safety hazard that does not have gas ionization and brought; And plane dust collection device of the present invention is simple in structure, and electrode shape is flexible, and applied range is applicable to the dedusting on plurality of devices surface, and is high to the tiny dust elimination efficiency.
Description of drawings
Fig. 1 a and Fig. 1 b are operation principle sketch map of the present invention;
Fig. 2 is the present invention's (adopting broach shape electrode, two-phase alternating current electricity driving power) structural representation;
Fig. 3 is the present invention's (adopting the helix shape electrode, two-phase alternating current electricity driving power) structural representation.
Fig. 4 is the present invention's (adopting parallel pole, the three-phase alternating current driving power) structural representation;
Fig. 5 is the present invention's (adopting concentric electrode, the three-phase alternating current driving power) structural representation;
Fig. 6 is the present invention's (adopting concentric electrode, two-phase alternating current electricity driving power) structural representation;
Fig. 7 is the present invention's (adopting the helix shape electrode, the three-phase alternating current driving power) structural representation.
The specific embodiment
Further describe the present invention below in conjunction with accompanying drawing and embodiment.
Fig. 1 a and Fig. 1 b are operation principle sketch map of the present invention; Can know by figure, when adding alternating current between the parallel pole, between electrode, form an AC field; Under this electric field action; Electrostatic force can make the charged particle on the battery lead plate produce an acceleration, and the particle of motion moves to second electrode in the one-period of alternating electric field, in next cycle; Particle can continue towards identical direction motion, outside the electrode region of being ostracised.
Can know that by Fig. 2-Fig. 7 plane dust collection device provided by the invention comprises: be at least one pair of parallel pole in the same plane; With the driving power that passes to alternating current for said parallel pole.Described parallel pole can be positioned on the substrate.
Every pair of parallel pole in the said parallel pole is made up of the electrode that is the broach shape, and the comb teeth of said every pair of broach shape electrode is intersected placement relatively.
Every pair of parallel pole in the said parallel pole is made up of helix shape or circular electrode.
Described driving power is two-phase, three-phase or multi-phase AC power.
Described driving power is voltage 50～10000V, the AC power of the square wave of frequency 50～500Hz, sine wave or sawtooth waveforms.
The parallel pole of stating is the electrically conducting transparent membrane electrode of InO or ITO material.
Described parallel pole surface is coated with the insulating protective layer of TiO or SiO2 material.
The said transversal face width of tooth that is the electrode of broach shape is 0.1mm-1.5mm; Inter-lobe clearance is 0.2mm-5mm.
The transversal face width of the helix of the electrode of said helix shape is 0.1mm-1.5mm; The gap is 0.2mm-5mm between helix.
Embodiment 1
Fig. 2 is the present invention's (adopting broach shape electrode, the two-phase alternating current driving power) structural representation; The a pair of electrode that is the broach shape is in the same plane, and this intersects to first comb teeth 1 of electrode and first comb teeth 2 relatively places, and the transversal face width of comb teeth is at 0.1mm-1.5mm, the spacing 0.2mm-5mm between the comb teeth; Insert the alternating voltage (being driving power V) of 50V～2000V at the input of electrode, said alternating voltage is frequency adjustable square wave alternating-current power supply between 50～500Hz.The parallel pole of the plane dust collection device of present embodiment can be positioned on the substrate.
Embodiment 2
Accompanying drawing 3 is the present invention's (adopting the helix shape electrode, the two-phase alternating current driving power) structural representation; Its driving power adopt two mutually electricity drive, pass to alternating current after, dust will be scavenged into outside the electrode zone.A pair of spiral electrode (electrode 1 with electrode 2) is in the same plane, and these two groups of screw electrodes to electrode intersect placement relatively, and the transversal face width of screw electrode is at 0.1mm-1.5mm, the spacing 0.2mm-5mm between the electrode; At the voltage of its input access 50V～2000V, said voltage is the square wave alternating-current power supply of frequency adjustable.
In a word, as long as with parallel pole, covering needs the dustproof equipment surface, and the equipment that can guarantee is in the dustfree environment, as adopting transparency electrode, just can be installed on the optical instrument, can not increase the complexity of equipment, also can not influence the use of equipment.For ease of applying higher electric field to reach higher ash disposal efficient, electrode surface need cover a layer insulating.
During use, place material surface to carry out dedusting parallel pole, on electrode, cover one deck megohmite insulant as the insulating properties of protective layer with the assurance material surface.
Embodiment 3
Fig. 4 is the present invention's (adopting parallel pole, the three-phase alternating current driving power) structural representation; Its driving power adopts three-phase electricity to drive, pass to alternating current after, dust will be scavenged into outside the electrode zone.(electrode 1, electrode 2 and electrode 3 are in the same plane electrode of three groups of broach shapes, and three groups of comb teeth are placed at interval, and the transversal face width of comb teeth is at 0.1mm-1.5mm, the spacing 0.2mm-5mm between the comb teeth; At the voltage (being driving power V) of its input access 50V～2000V, said voltage is the square wave alternating-current power supply of frequency adjustable.
Embodiment 4
Fig. 5 is the present invention's (adopting concentric electrode, the three-phase alternating current driving power) structural representation; Its driving power adopts three-phase electricity to drive, pass to alternating current after, dust will be scavenged into outside the electrode zone.Three groups of concentric electrodes (electrode 1, electrode 2 and electrode 3) are in the same plane, and three groups of concentric electrodes are placed at interval, and the transversal face width of concentric electrode is at 0.1mm-1.5mm, the spacing 0.2mm-5mm between the electrode; At the voltage (being driving power V) of its input access 50V～2000V, said voltage is the square wave alternating-current power supply of frequency adjustable.
Embodiment 5
Fig. 6 is the present invention's (adopting concentric electrode, two-phase alternating current electricity driving power) structural representation; Its driving power adopt two mutually electricity drive, pass to alternating current after, dust will be scavenged into outside the electrode zone.A pair of concentric electrode (electrode 1, electrode 2 and electrode 3) is in the same plane, and these two groups of concentric electrodes to electrode intersect placement relatively, and the transversal face width of concentric electrode is at 0.1mm-1.5mm, the spacing 0.2mm-5mm between the electrode; At the voltage (being driving power V) of its input access 50V～2000V, said voltage is the sawtooth waveforms AC power of frequency adjustable.
Embodiment 6
Fig. 7 is the present invention's (adopting the helix shape electrode, the three-phase alternating current driving power) structural representation.Its driving power adopts three-phase electricity to drive, pass to alternating current after, dust will be scavenged into outside the electrode zone.Three groups of spiral electrodes (electrode 1, electrode 2 and electrode 3) are in the same plane, and three groups of screw electrodes are placed at interval, and the transversal face width of screw electrode is at 0.1mm-1.5mm, the spacing 0.2mm-5mm between the electrode; At the voltage of its input access 50V～2000V, said voltage is the AC power source of sine wave of frequency adjustable.Can be according to actual needs, driving power also can use multi-phase AC power.
During use, only need the plane dust collection device of the foregoing description is placed on the battery lead plate of the solar cell in space flight, industry and the civil area frequency 100Hz frequency of driving power; Strengthen voltage gradually, when voltage increased to a certain degree, dust is polarized, charges also because electrostatic force floats over electrode plate surface; Because the effect of AC field; Charged dust will move along the direction vertical with battery lead plate respectively, outside shifting out pole plate, reach the purpose of removing surperficial dust.
As long as plane dust collection device of the present invention is placed at need dust guard pollution abatement equipment surface, just can reach the purpose of dedusting; Can be according to actual needs, electrode shape can adopt broach shape, zigzag shape or other form parallel pole, and driving power can use two phases, three-phase or heterogeneous AC power.
Guarantee transparent occasion for needs such as solar cells; Electrode material can use the nesa coating of materials such as InO or ITO; For guaranteeing the insulating properties of equipment surface, also can on electrode, plate one deck dielectric film (like the dielectric film of TiO or SiO2 material) as protective layer.
Claims (7)
1. a plane dust collection device is characterized in that, comprising:
Be at least one pair of parallel pole in the same plane,
With the driving power that passes to alternating current for said parallel pole;
Every pair of parallel pole in the said parallel pole is made up of the electrode that is the broach shape, and the electrode of said every pair of broach shape intersects placement relatively; Every pair of parallel pole in the perhaps said parallel pole is made up of helix shape electrode or circular electrode, and said every pair of parallel pole is placed at interval;
The transversal face width of said electrode is 0.1mm～1.5mm, and the gap of adjacent electrode is 0.2mm～5mm, and described driving power voltage is 50～10000V.
2. by the described plane dust collection device of claim 1, it is characterized in that described driving power is the two-phase alternating current power supply.
3. by the described plane dust collection device of claim 1, it is characterized in that under the situation that every pair of parallel pole in said parallel pole is made up of helix shape electrode or circular electrode, described driving power is three-phase or multi-phase AC power.
4. by the described plane dust collection device of claim 1, it is characterized in that described driving power is the AC power of square wave, sine wave or the sawtooth waveforms of frequency 50～500Hz.
5. by the described plane dust collection device of claim 1, it is characterized in that described parallel pole is the electrically conducting transparent membrane electrode of InO or ITO material.
6. by the described plane dust collection device of claim 1, it is characterized in that described parallel pole surface is coated with the insulating protective layer of TiO or SiO2 material.
7. by the described plane dust collection device of claim 1, it is characterized in that described parallel pole is positioned on the substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101119703A CN101585015B (en) | 2008-05-20 | 2008-05-20 | Plane dust collection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101119703A CN101585015B (en) | 2008-05-20 | 2008-05-20 | Plane dust collection device |
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| CN101585015A CN101585015A (en) | 2009-11-25 |
| CN101585015B true CN101585015B (en) | 2012-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008101119703A Expired - Fee Related CN101585015B (en) | 2008-05-20 | 2008-05-20 | Plane dust collection device |
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| CN101585015A (en) | 2009-11-25 |
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