CN103894289B - Air purification method and air cleaning unit based on electrostatic deflection - Google Patents
Air purification method and air cleaning unit based on electrostatic deflection Download PDFInfo
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- CN103894289B CN103894289B CN201410154747.2A CN201410154747A CN103894289B CN 103894289 B CN103894289 B CN 103894289B CN 201410154747 A CN201410154747 A CN 201410154747A CN 103894289 B CN103894289 B CN 103894289B
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Abstract
The present invention relates to the air purification method and air cleaning unit based on electrostatic deflection.Should be included based on the air purification method of electrostatic deflection：Will be positive plate and negative plate spaced apart positioned opposite, and apply electrostatic field between the positive plate and the negative plate, wherein, the negative plate includes catalysis oxidation layer；Pass air through between the positive plate and the negative plate, so that electrically charged particulate matter electrostatic deflection is on the positive plate and the negative plate in air；And catalysis oxidation is carried out to the positively charged particulate matter on the catalysis oxidation layer of electrostatic deflection to the negative plate.The air purification method based on electrostatic deflection and air cleaning unit of the present invention can play following Advantageous Effects：Can high efficiency, low cost ground purify air and do not produce any harmful substance of such as ozone, it is and long-acting non-maintaining, especially can effectively remove PM2.5.
Description
Technical field
This patent disclosure relates generally to air purification method and air cleaning unit, and in particular to the air based on electrostatic deflection is net
Change method and air cleaning unit.
Background technology
With increasing for haze phenomenon, in recent years to air purifier（The air purifier of PM2.5 is administered especially）'s
Demand increasingly increases.Air purifier great majority are filtering types at present：Will air be sent on filter by blower fan, through each
The filter screen of difference in functionality is planted, the effect for filtering carse, medium and small particulate matter is respectively reached；Moreover have physics trapping and
The filter screen of chemical breakdown function：Ore deposit epitaxial, photocatalyst decompose film, HEPA films etc..
The common feature of air above purification techniques be with filter membrane trap air in particulate matter, when operating between it is longer or
During bad environments, grit can block hole quickly, and clean-up effect declines.
The particulate matter for also having some to administer in air using method Come of high-pressure electrostatic precipitation（Such as PM2.5）, its efficiency
It is relatively low and the harmful substances such as ozone can be produced.
Abroad in Recent Years rise plasma or net ion stream clarifier, effectively can remove PM2.5 but cost it is high-leveled and difficult with
Popularization.
Accordingly, it would be desirable to there is a kind of method and apparatus for purify air, its can high efficiency, low cost ground purify air and
Any harmful substance of such as ozone is not produced, and it is long-acting non-maintaining.
The content of the invention
One purpose of the present invention is the drawbacks described above for overcoming prior art air purification method and air cleaning unit, there is provided
A kind of air purification method and air cleaning unit, its can high efficiency, low cost ground purify air and do not produce any of such as ozone
Harmful substance, and it is long-acting non-maintaining.
The object above of the present invention is realized by a kind of air purification method based on electrostatic deflection, described based on electrostatic
The air purification method of deflection includes：
Will be positive plate and negative plate spaced apart positioned opposite, and apply between the positive plate and the negative plate
Plus electrostatic field, wherein, the negative plate includes catalysis oxidation layer；
Pass air through between the positive plate and the negative plate, so that electrically charged particulate matter electrostatic deflection is arrived in air
On the positive plate and the negative plate；And
Catalysis oxidation is carried out to the positively charged particulate matter on the catalysis oxidation layer of electrostatic deflection to the negative plate.
According to above-mentioned technical proposal, the air purification method based on electrostatic deflection of the present invention can play following Advantageous
Effect：Can high efficiency, low cost ground purify air and do not produce any harmful substance of such as ozone, it is and long-acting non-maintaining, especially can
PM2.5 is removed effectively.
It is preferred that the catalysis oxidation layer includes palladium.
According to above-mentioned technical proposal, the air purification method based on electrostatic deflection of the present invention can play following Advantageous
Effect：Catalysis oxidation can be carried out at a lower temperature, reduce further cost.
It is preferred that the positive plate includes conductive layer, it is right that the air purification method based on electrostatic deflection also includes
Electrostatic deflection is adsorbed to the particles thing on the conductive layer of the positive plate.
According to above-mentioned technical proposal, the air purification method based on electrostatic deflection of the present invention can play following Advantageous
Effect：Particles thing in air can be removed high efficiency, low cost.
It is preferred that the air purification method based on electrostatic deflection also includes heating the negative plate or right
The negative plate and the positive plate are heated.
According to above-mentioned technical proposal, the air purification method based on electrostatic deflection of the present invention can play following Advantageous
Effect：Positively charged particulate matter or the effect with positive and negative charge particulate matter and efficiency in removing air can be further enhanced.
It is preferred that the negative plate is heated or the negative plate and the positive plate are heated by with
Under type is realizing：Need the pole plate of heating to include heat-conducting layer, heater is connected to into the heat-conducting layer.
According to above-mentioned technical proposal, the air purification method based on electrostatic deflection of the present invention can play following Advantageous
Effect：Can realize in a simple and efficient manner pole plate heat, so as to further enhance remove air in positively charged particulate matter or
Effect with positive and negative charge particulate matter and efficiency.
It is preferred that the positive plate and the negative plate all include rigid support layer.
According to above-mentioned technical proposal, the air purification method based on electrostatic deflection of the present invention can play following Advantageous
Effect：Effectively rigid support can be carried out to catalysis oxidation layer or conductive layer, be conducive to strengthening air purification effect.
It is preferred that the electric-field intensity of the electrostatic field is 6kV/m to 600kV/m.
According to above-mentioned technical proposal, the air purification method based on electrostatic deflection of the present invention can play following Advantageous
Effect：Effectively can produce makes the electrostatic field of electrically charged particulate matter electrostatic deflection in air, it is possible to directly micro- in tear PM2.5
Four biological peptide chains, are allowed to apoptosis, realize sterilization effect.
It is preferred that the air purification method based on electrostatic deflection also includes：By water and through electrostatic deflection and
The air of catalytic oxidation treatment introduces air water reactor respectively, so that the air and water that introduce are reached in the air water reactor
More than 20 meter per seconds speed of related movement and react in the air water reactor, so as to producing negative oxygen ion and making sky
Gas is further purified；And the purify air containing negative oxygen ion after reaction is separated with the water after reaction, and will reaction
Purify air containing negative oxygen ion is discharged into requisite space afterwards.
According to above-mentioned technical proposal, the air purification method based on electrostatic deflection of the present invention can play following Advantageous
Effect：On the basis of electrostatic deflection process being carried out to air, reacted by air water, further improve air purification effect, from
And more efficiently purify air produce negative oxygen ion.
It is preferred that the air and water that introduce reach the relative motion speed of more than 20 meter per seconds in the air water reactor
Degree is accomplished by：By air flow hits, friction current that speed is more than 20 meter per seconds.
According to above-mentioned technical proposal, the air purification method based on electrostatic deflection of the present invention can play following Advantageous
Effect：Can realize that the air for introducing and water reach more than 20 meter per seconds in the air water reactor in a simple and efficient manner
Speed of related movement, a large amount of negative oxygen ions are produced so as to high efficiency, low cost and purify air and do not produce such as ozone appoint
What harmful substance.
It is preferred that by speed be more than 20 meter per seconds air flow hits, friction current before, be set current
The plate that splashes in the air water reactor disperses.
According to above-mentioned technical proposal, the air purification method based on electrostatic deflection of the present invention can play following Advantageous
Effect：Current are made fully to scatter before being impacted by high velocity air, being rubbed, so as to more efficiently produce a large amount of negative oxygen ions simultaneously
Purify air.
The object above of the present invention is realized also by a kind of air cleaning unit based on electrostatic deflection, described based on quiet
The air cleaning unit of electric deflection includes：
Positive plate and negative plate, the positive plate and the negative plate it is spaced apart positioned opposite；And
Electrostatic potential source, the electrostatic potential source for applying electrostatic field between the positive plate and the negative plate so that
In air between the positive plate and negative plate, electrically charged particulate matter electrostatic deflection is to the positive plate and the negative pole
On plate；
Wherein, the negative plate includes catalysis oxidation layer.
According to above-mentioned technical proposal, the air cleaning unit based on electrostatic deflection of the present invention can play following Advantageous
Effect：Can high efficiency, low cost ground purify air and do not produce any harmful substance of such as ozone, it is and long-acting non-maintaining, especially can
PM2.5 is removed effectively.
It is preferred that the catalysis oxidation layer includes palladium.
According to above-mentioned technical proposal, the air cleaning unit based on electrostatic deflection of the present invention can play following Advantageous
Effect：Catalysis oxidation can be carried out at a lower temperature, reduce further cost.
It is preferred that the positive plate includes conductive layer.
According to above-mentioned technical proposal, the air cleaning unit based on electrostatic deflection of the present invention can play following Advantageous
Effect：Particles thing in air can be removed high efficiency, low cost.
It is preferred that the air cleaning unit based on electrostatic deflection also includes heater, it is right that the heater is used for
The negative plate is heated or the negative plate and the positive plate is heated.
According to above-mentioned technical proposal, the air cleaning unit based on electrostatic deflection of the present invention can play following Advantageous
Effect：Positively charged particulate matter or the effect with positive and negative charge particulate matter and efficiency in removing air can be further enhanced.
It is preferred that needing the pole plate of heating to include heat-conducting layer, the heater is connected to the heat-conducting layer.
According to above-mentioned technical proposal, the air cleaning unit based on electrostatic deflection of the present invention can play following Advantageous
Effect：Can realize in a simple and efficient manner pole plate heat, so as to further enhance remove air in positively charged particulate matter or
Effect with positive and negative charge particulate matter and efficiency.
It is preferred that the positive plate and the negative plate all include rigid support layer.
According to above-mentioned technical proposal, the air cleaning unit based on electrostatic deflection of the present invention can play following Advantageous
Effect：Effectively rigid support can be carried out to catalysis oxidation layer or conductive layer, be conducive to strengthening air purification effect.
It is preferred that the electric-field intensity of the electrostatic field is 6kV/m to 600kV/m.
According to above-mentioned technical proposal, the air cleaning unit based on electrostatic deflection of the present invention can play following Advantageous
Effect：Effectively can produce makes the electrostatic field of electrically charged particulate matter electrostatic deflection in air, it is possible to directly micro- in tear PM2.5
Four biological peptide chains, are allowed to apoptosis, realize sterilization effect.
It is preferred that the air cleaning unit based on electrostatic deflection also includes：Air water reactor, the air water reaction
Device is used to introduce water respectively and through electrostatic deflection and the air of catalytic oxidation treatment, so that the air for introducing and water are described
The speed of related movement of more than 20 meter per seconds is reached in air water reactor and is reacted in the air water reactor, so as to produce
Raw negative oxygen ion is simultaneously cleaned air；And it is arranged on the moisture trap of the air water reactor downstream, the air water point
Separate with the water after reaction for the purify air containing negative oxygen ion after by reaction from device, and will after reaction containing negative oxygen from
The purify air of son is discharged into requisite space.
According to above-mentioned technical proposal, the air cleaning unit based on electrostatic deflection of the present invention can play following Advantageous
Effect：On the basis of electrostatic deflection process being carried out to air, reacted by air water, further improve air purification effect, from
And more efficiently purify air produce negative oxygen ion.
It is preferred that the air water reactor includes intake section, the intake section be used to making air stream reach 20 meter per seconds with
On speed, with impact, friction current.
According to above-mentioned technical proposal, the air cleaning unit based on electrostatic deflection of the present invention can play following Advantageous
Effect：Can realize that the air for introducing and water reach more than 20 meter per seconds in the air water reactor in a simple and efficient manner
Speed of related movement, a large amount of negative oxygen ions are produced so as to high efficiency, low cost and purify air and do not produce such as ozone appoint
What harmful substance.
It is preferred that the air water reactor also includes splashing plate, it is described splash plate be arranged in the air water reactor with
Disperseed before by air flow hits, friction in current are made.
According to above-mentioned technical proposal, the air cleaning unit based on electrostatic deflection of the present invention can play following Advantageous
Effect：Current are made fully to scatter before being impacted by high velocity air, being rubbed, so as to more efficiently produce a large amount of negative oxygen ions simultaneously
Purify air.
Description of the drawings
Fig. 1 is the air purification method based on electrostatic deflection and air cleaning unit of first embodiment of the invention（Single-pass
Road is plate）Schematic diagram.
Fig. 2 is the air purification method based on electrostatic deflection and air cleaning unit of second embodiment of the invention（Lead to more
Road is plate）Schematic diagram.
Fig. 3 is the air purification method based on electrostatic deflection and air cleaning unit of third embodiment of the invention（Single-pass
Road cylinder type）Schematic diagram.
Fig. 4（a）It is the air purification method based on electrostatic deflection and air cleaning unit of fourth embodiment of the invention（It is quiet
Electric deflection+air water reaction）Diagrammatic side view；Fig. 4（b）Be fourth embodiment of the invention the air based on electrostatic deflection it is net
Disguise the diagrammatic top view of the air water reactor and moisture trap in putting.
Reference numerals list：
100th, positive plate；
101st, conductive layer；
102nd, heat-conducting layer；
103rd, rigid support layer；
200th, negative plate；
201st, catalysis oxidation layer；
202nd, heat-conducting layer；
203rd, rigid support layer；
401st, air water reactor；
402nd, moisture trap；
408th, sparge pipe；
410th, splash plate；
411st, air inlet pipe；
412nd, entrance.
Specific embodiment
With reference to specific embodiments and the drawings, the invention will be further described, elaborates in the following description more
Details in order to fully understand the present invention, but the present invention obviously can come real different from this alternate manner for describing with various
Apply, those skilled in the art can substantially promote according to practical situations in the case of without prejudice to intension of the present invention, drill
Unravel silk, therefore should not be limited the scope of the invention with the content of this specific embodiment.
Fig. 1-3 shows the signal of the air purification method based on electrostatic deflection of the invention and air cleaning unit
Figure.
As Figure 1-3, included based on the air purification method of electrostatic deflection：
Will be positive plate 100 and negative plate 200 spaced apart positioned opposite, and positive plate 100 and negative plate 200 it
Between apply electrostatic field, wherein, negative plate 200 includes catalysis oxidation layer 201；
Pass air through between positive plate 100 and negative plate 200, so that electrically charged particulate matter electrostatic deflection is to just in air
On pole plate 100 and negative plate 200；And
Catalysis oxidation is carried out to the positively charged particulate matter on the catalysis oxidation layer 201 of electrostatic deflection to negative plate 200.
Equally as Figure 1-3, included based on the air cleaning unit of electrostatic deflection：
Positive plate 100 and negative plate 200, positive plate 100 and negative plate 200 it is spaced apart positioned opposite；And
Electrostatic potential source（It is not shown）, electrostatic potential source for applying electrostatic field between positive plate 100 and negative plate 200, with
In making the air between positive plate 100 and negative plate 200, the electrostatic deflection of electrically charged particulate matter is to positive plate 100 and negative plate
On 200；
Wherein, negative plate 200 includes catalysis oxidation layer 201.
In the composition of PM2.5, the mainly various organic carbon molecules being detrimental to health（It is generally positively charged）, it can inhale
Attached many poisonous, harmful, carcinogens, such as formaldehyde, benzene and polycyclic aromatic hydrocarbon etc..The purification of air based on electrostatic deflection of the present invention
The improvement of method and air cleaning unit to PM2.5 mainly removes various organic carbon molecules.
The present invention can safely, low cost, big flow, high efficiency, long-lasting, non-maintaining ground purify air, can be effective
PM2.5 is removed, the particle substance environment of high concentration, Maintenance free can be used for for a long time.
The present invention instead of the entirety to space with the local heating to space and heat, and greatlys save the energy, avoids again
Air is heated excessively.
For example, catalysis oxidation layer 201 can be included selected from following metal or metal oxide：Palladium, platinum, nickel, copper or two
Titanium oxide.
It is preferred that catalysis oxidation layer 201 includes palladium.As such, it is possible in relatively low temperature（Or even room temperature）Under urged
Change oxidation, reduce further the cost of the air purification method based on electrostatic deflection and air cleaning unit of the present invention.
It is preferred that positive plate 100 includes conductive layer 101, the air purification method based on electrostatic deflection of the present invention is also
Adsorb including the particles thing on the conductive layer 101 to electrostatic deflection to positive plate 100.
The air purification method based on electrostatic deflection and air cleaning unit of the present invention is by positive plate 100 and negative plate
200 is parallel positioned opposite with less spacing.Apply a high direct voltage electrostatic field between two panels pole plate.Air passes through two-plate
Between gap, for example various organic carbon molecules of positively charged particulate matter in air（Formaldehyde, benzene class etc.）With it is negatively charged
Particulate matter（Such as sulfate radical, nitrate anion, carbonate, chlorion etc.）Under the driving of electric field force, deflect（Electrostatic deflection is imitated
Should）.The particulate matter that electrostatic deflection occurs can be gathered near positive and negative pole plate.
On negative plate 200, with mode of heating or coating catalyst mode or coating catalyst simultaneously can be heated
To gather the organic carbon molecule particles thing near negative plate 200 carry out flameless combustion or catalysis oxidation or flameless combustion and
Catalysis oxidation is carried out simultaneously.
That is, it is preferable that the air purification method based on electrostatic deflection also includes heating negative plate 200
Or to negative plate 200 and positive plate 100（Simultaneously）Heated.More preferably, negative plate 200 is heated or to negative plate
200 and positive plate 100 carry out heating and be accomplished by：Need the pole plate of heating（Negative plate 200 or negative plate 200
With positive plate 100 both）Including heat-conducting layer 102,202, heater is connected to into the heat-conducting layer 202 of negative plate 200, or will heating
Device is connected to the heat-conducting layer 102,202 of negative plate 200 and positive plate 100.For example, heater can be electric heater, i.e. heating
Power supply.
On positive plate 100, negatively charged particulate matter can be adsorbed（Such as micropore ceramics absorption）Etc. harmless
Change is processed.
It is preferred that positive plate 100 and negative plate 200 all include rigid support layer.
It is preferred that the electric-field intensity of electrostatic field is 6kV/m to 600kV/m.So, it is of the invention based on electrostatic deflection
The electrostatic field of air purification method and air cleaning unit can directly tear four peptide chains of microorganism in PM2.5, be allowed to wither
Die, realize sterilization effect.Additionally, the air purification method based on electrostatic deflection and the electrostatic field of air cleaning unit of the present invention
Electric discharge will not be produced.
More preferably, the electric-field intensity of electrostatic field is 6kV/m to 12kV/m.Due in the present invention, electrostatic field it is main
Effect be make air in electrically charged particulate matter electrostatic deflection on positive plate and negative plate, therefore, electric-field intensity be 6kV/m extremely
The electrostatic field of 12kV/m be enough to realize above-mentioned effect.It should be noted that electric-field intensity directly can be torn for more than 6kV/m
Four peptide chains of microorganism the adjection that apoptosis is only electrostatic field of the present invention is allowed in PM2.5, therefore, electric-field intensity need not
It is too high, 6kV/m to 12kV/m.
First embodiment
Fig. 1 is the air purification method based on electrostatic deflection and air cleaning unit of first embodiment of the invention（Single-pass
Road is plate）Schematic diagram.
The air cleaning unit primary structure be the metal enclosed casing of a flat, casing inner lining material be, for example, mineral wool board and
Foamed ceramics composite, plays a part of heat-insulated and confining gas.The opposite position of tank ends has air inlet
And gas outlet.There are two pieces of pole plates 100,200 to be separately fixed at the upper lower inner surface of casing in casing.Two pieces of pole plates 100,200 it
Between gap be 10-200mm, plate dimensions are 200*400mm.It should be noted that the gap between pole plate can be as needed
Adjustment, and match with the electric-field intensity of electrostatic field.
Negative plate 200 has for example included the palladium layers as catalysis oxidation layer 201, the graphite linings as heat-conducting layer 202, conduct just
γ-the Al of property supporting layer 2032O3Layer.
The thickness of graphite linings is, for example, 0.1mm-5mm.The thickness of palladium layers is, for example, 50 microns.
Positive plate 100 for example includes the nickel dam as conductive layer 101（Such as nickel coating）, as the graphite of heat-conducting layer 102
Layer, as the foamed ceramics layer of rigid support layer 103.For example, foamed ceramics layer can adopt following specification：Porosity is more than 20%,
Aperture is not more than 1mm, and hole depth is more than 5mm, and averag density is less than 2.5g/cm3。
The thickness of nickel dam is, for example, 50 microns.
It is powered for graphite linings, power supply is that the step-down of 220V civil powers is used or vehicle power, graphite linings temperature is increased to constant
200-400 degree Celsius.Again using the palladium layers and nickel dam on two pieces of pole plates as the two poles of the earth, the direct current of a 200V is accessed
Pressure（Available 220V commercial power rectification produces, it is also possible to which vehicle power Jing inversions rectification is produced）, form the electrostatic of a 6-12kV/m
, the electrostatic field can make air in electrically charged particulate matter electrostatic deflection on positive plate 100 and negative plate 200.Do not send out between pole plate
Raw electric discharge.
Air is flow through between positive plate 100 and negative plate 200.
Air-inlet grille can be set at the air intake, for prevent debris enter positive plate 100 and negative plate 200 it
Between gap.
Positively charged particulate matter and particles thing are driven to the two poles of the earth plate surface respectively.
For example, after negative plate 200 is heated, flameless combustion and catalysis oxidation to positively charged particulate matter are completed, which is complete
Portion changes into CO2And H2O。
For example, the foamed ceramics layer 103 of positive plate 100 can adsorb negatively charged particulate matter so as to harmless.
Additionally, the electrostatic field of air purification method and air cleaning unit of the present invention based on electrostatic deflection directly can tear
Four peptide chains of microorganism in PM2.5 are split, apoptosis is allowed to, is realized sterilization effect.
In 120m3Space in, air was processed once per 20 minutes, then be 100L/s by the flow of pole plate, increased pole
Plate suqare increases passage, and the time for causing air flow through plate regions is 0.77s, under the electrostatic field of 6600v/m, band
The PM2.5 particles of electric charge be enough to deflect, and is close to polar board surface region, completes processing procedure.Meanwhile, the present invention is based on electrostatic
The electrostatic field of the air purification method and air cleaning unit of deflection can directly tear four peptide chains of microorganism in PM2.5,
Apoptosis is allowed to, sterilization effect is realized.
Second embodiment
Fig. 2 is the air purification method based on electrostatic deflection and air cleaning unit of second embodiment of the invention（Lead to more
Road is plate）Schematic diagram.
Second embodiment of the invention is substantially the same with first embodiment of the invention, the difference is that only：By the present invention
The single channel of first embodiment is modified as the multichannel of second embodiment of the invention.For example, as shown in Fig. 2 distinguishing from top to bottom
Multipair negative plate 200 and positive plate 100 are set.Four pairs of pole plates are particularly illustrated in Fig. 2, certainly, those skilled in the art are at this
It is appreciated that may also set up the pole plate pair of other quantity on the basis of invention, without deviating from protection scope of the present invention.So,
Multiple air ducts are formed between multipair negative plate 200 and positive plate 100（That is, multichannel）, such that it is able to further
Improve the efficiency of purification of air.Nonconducting resin is can use to be attached between adjacent pairs of positive plate and negative plate.
3rd embodiment
Fig. 3 is the air purification method based on electrostatic deflection and air cleaning unit of third embodiment of the invention（Single-pass
Road cylinder type）Schematic diagram.
Third embodiment of the invention is substantially the same with first embodiment of the invention, the difference is that only：By the present invention
The plate single channel cylinder type for being modified as third embodiment of the invention of the single channel of first embodiment.For example, as shown in figure 3,
Negative plate 200 constitutes the inner cylinder of air cleaning unit, and positive plate 100 constitutes the outer cylinder of air cleaning unit, so as to negative
Annular air channel is formed between pole plate 200 and positive plate 100, such that it is able to further improve the efficiency of purification of air.
Fourth embodiment
Fig. 4（a）It is the air purification method based on electrostatic deflection and air cleaning unit of fourth embodiment of the invention（It is quiet
Electric deflection+air water reaction）Diagrammatic side view.Fig. 4（b）Be fourth embodiment of the invention the air based on electrostatic deflection it is net
Disguise the diagrammatic top view of the air water reactor and moisture trap in putting.
In order to further improve air purification effect, on the basis of first, second or third embodiment of the invention, such as scheme
4（a）With 4（b）Shown, the air purification method of fourth embodiment of the invention may also include：
Air water reactor 401 is introduced respectively by water and through the air of electrostatic deflection and catalytic oxidation treatment, so as to draw
The air that enters and water reach the speed of related movement of more than 20 meter per seconds in air water reactor 401 and in air water reactor 401
React, so as to producing negative oxygen ion and air is further purified；And
To separate with the water after reaction containing the purify air of negative oxygen ion after reaction, and will after reaction containing negative oxygen from
The purify air of son is discharged into requisite space.
It is preferred that the air for introducing and water reach the speed of related movement of more than 20 meter per seconds in air water reactor 401
It is accomplished by：By air flow hits, friction current that speed is more than 20 meter per seconds.
It is preferred that by speed be more than 20 meter per seconds air flow hits, friction current before, be set current
The plate 410 that splashes in air water reactor 401 disperses.
For the purposes of further improving air purification effect, on the basis of first, second or third embodiment of the invention,
Such as Fig. 4（a）With 4（b）Shown, the air cleaning unit of fourth embodiment of the invention may also include：
Air water reactor 401, air water reactor 401 are used to introduce water respectively and at electrostatic deflection and catalysis oxidation
The air of reason, so that the air for introducing and water exist in the 401 interior speed of related movement for reaching more than 20 meter per seconds of air water reactor
React in air water reactor 401, so as to producing negative oxygen ion and being cleaned air；And
It is arranged on the moisture trap 402 in 401 downstream of air water reactor, moisture trap 402 is for will contain after reaction
The purify air of negative oxygen ion is separated with the water after reaction, and the purify air containing negative oxygen ion after reaction is discharged into institute
Need space.
It is preferred that air water reactor 401 includes intake section 411, intake section 411 is used to make air stream reach 20 meter per seconds
Speed above, with the current that impact, rub.
It is preferred that air water reactor 401 also includes splashing plate 410, splash plate 410 be arranged in air water reactor 401 with
Disperseed before by air flow hits, friction in current are made.
It is 40m that one described herein is applied to area2, space be 120m3Fourth embodiment of the invention it is inclined based on electrostatic
The air purification method for turning and air cleaning unit.By 20 minutes space airs whole circulation primary, then compressor flow is
120m3/20min=360m3/h=0.1m3/ s, blast are 2500Pa.
For example, air by blower fan from sectional area 200cm2Air inlet suction positive plate 100 and negative plate 200 between, Jing
Intake section 411 is entered back into after electrostatic deflection and catalytic oxidation treatment, air velocity is 5m/s, in the end of intake section, pipeline
Reduced cross-sectional, makes air velocity accelerate to 40m/s（Certainly, air velocity 40m/s here is a kind of example, in the present invention
Principle under, as long as adopting speed for air streams more than 20 meter per seconds）, into the entrance 412 of air water reactor 401,
Water pump and sparge pipe 408 is used to spray water into air water reactor 401 before entrance 412, water rushes at the plate 410 that splashes before entrance 412 and scatters
Afterwards, by high velocity air cutting, friction, water loses electronics, and the electronics for losing becomes space free electron, space free electron and oxygen
Gas combines to form a large amount of negative oxygen ions.Meanwhile, a large amount of water smokes and vapor are formed in air water reactor 401.
Negative oxygen ion and water smoke enter the moisture trap 402 on right side for example in the presence of air-introduced machine.In centrifugal force
Under effect, various particulate matters are finally separated with water body, flow into water tank precipitation, complete to remove.Air only carry negative oxygen from
Son and part vapor return to interior, and negative oxygen ion spreads indoors, and indoor PM2.5 is continued to remove.
It is preferred that the volume ratio of the water and air for introducing is 5:1000 to 50:1000.
It is preferred that the air stream that speed is more than 20 meter per seconds is produced by air intake duct reducing.
The air purification method based on electrostatic deflection and air cleaning unit of fourth embodiment of the invention is to each in air
The First clearance rate of particles things, can reach more than 95%.This device generally continuously can be used, until room air reach it is pre-
Calibration is accurate.
As long as the air purification method based on electrostatic deflection suitable for various closing spaces and air cleaning unit adjustment
Plant capacity and size can achieve the goal.
5th embodiment
The principle of fifth embodiment of the invention, the principle of step or structure and fourth embodiment of the invention, step or structure
It is substantially the same, therefore can be referring again to Fig. 4（a）And Fig. 4（b）And its associated description.Difference is：The present invention the 5th is real
Apply example and be applied to in-car closing space.
It is 2m that one described herein is applied to space3Fifth embodiment of the invention the vehicle air based on electrostatic deflection
Purification method and air cleaning unit.By 10 minutes in-car air whole circulation primaries, then compressor flow was 2m3/10min=
12m3/h=0.00333m3/ s, blast are 2500Pa.
For example, air by blower fan from sectional area 200cm2Air inlet suction positive plate 100 and negative plate 200 between, Jing
Intake section 411 is entered back into after electrostatic deflection and catalytic oxidation treatment, air velocity is 5m/s, in the end of intake section, pipeline
Reduced cross-sectional, makes air velocity accelerate to 40m/s（Certainly, air velocity 40m/s here is a kind of example, in the present invention
Principle under, as long as adopting speed for air streams more than 20 meter per seconds）, into the entrance 412 of air water reactor 401,
Water pump and sparge pipe 408 is used to spray water into air water reactor 401 before entrance 412, water rushes at the plate 410 that splashes before entrance 412 and scatters
Afterwards, by high velocity air cutting, friction, water loses electronics, and the electronics for losing becomes space free electron, space free electron and oxygen
Gas combines to form a large amount of negative oxygen ions.Meanwhile, a large amount of water smokes and vapor are formed in air water reactor 401.
Negative oxygen ion and water smoke enter the moisture trap 402 on right side for example in the presence of air-introduced machine.In centrifugal force
Under effect, various particulate matters are finally separated with water body, flow into water tank precipitation, complete to remove.Air only carry negative oxygen from
Son and part vapor return in-car, and negative oxygen ion spreads in the car, and in-car PM2.5 is continued to remove.
It is preferred that the volume ratio of the water and air for introducing is 5:1000 to 50:1000.
It is preferred that the air stream that speed is more than 20 meter per seconds is produced by air intake duct reducing.
The air purification method based on electrostatic deflection and air cleaning unit of fifth embodiment of the invention is to each in air
The First clearance rate of particles things, can reach more than 95%.This device generally continuously can be used, until in-car air reach it is pre-
Calibration is accurate.
As long as the air purification method based on electrostatic deflection suitable for various closing spaces and air cleaning unit adjustment
Plant capacity and size can achieve the goal.
For example, this device profile about 20cm*30cm*70cm, about 4 kilograms of quality before not adding water, after topped up with water, quality about 9 is public
Jin, 100--300 watt of power consumption.
Although above-mentioned five embodiments for being given describe particular configuration the air purification method based on electrostatic deflection and
Air cleaning unit, but those skilled in the art are appreciated that protection scope of the present invention not office on the basis of the present invention
It is limited to the air purification method based on electrostatic deflection and air cleaning unit of particular configuration listed above, and which may also be employed
The air purification method based on electrostatic deflection and air cleaning unit that it constructs.Principle of the invention, as long as air is net
Change method comprises the steps：Will be positive plate and negative plate spaced apart positioned opposite, and in positive plate and negative pole
Apply electrostatic field between plate, wherein, negative plate includes catalysis oxidation layer；Pass air through between positive plate and negative plate, so that
In air, electrically charged particulate matter electrostatic deflection is on positive plate and negative plate；And the catalysis oxidation to electrostatic deflection to negative plate
Positively charged particulate matter on layer carries out catalysis oxidation.Or, principle of the invention, as long as air cleaning unit include as
Under positive plate, negative plate and electrostatic potential source：Positive plate and negative plate are spaced apart positioned opposite, wherein, negative pole
Plate includes catalysis oxidation layer；Electrostatic potential source for applying electrostatic field between positive plate and negative plate so that through positive plate and
In air between negative plate, electrically charged particulate matter electrostatic deflection is on positive plate and negative plate.
The present invention is exemplarily described above in conjunction with accompanying drawing, it is clear that implementing for the present invention do not receive above-mentioned reality
Apply the restriction of mode.Those skilled in the art can be made to the present invention various on the premise of conceiving without departing from the technology of the present invention
Modification or modification, these modifications or modification are also fallen within protection scope of the present invention certainly.
Claims (14)
1. a kind of air purification method based on electrostatic deflection, it is characterised in that the purification of air side based on electrostatic deflection
Method includes：
Will be positive plate and negative plate spaced apart positioned opposite, and apply between the positive plate and the negative plate quiet
Electric field, wherein, the negative plate includes catalysis oxidation layer, wherein, the electric-field intensity of the electrostatic field is 6kV/m to 12kV/m,
The electrostatic field does not produce electric discharge；
Pass air through between the positive plate and the negative plate, so that electrically charged particulate matter electrostatic deflection is to described in air
On positive plate and the negative plate；
Catalysis oxidation is carried out to the positively charged particulate matter on the catalysis oxidation layer of electrostatic deflection to the negative plate；
Air water reactor, the air water reactor are introduced respectively by water and through the air of electrostatic deflection and catalytic oxidation treatment
Including air inlet pipe, the pipeline section of air inlet pipe end forms an entrance after reducing, and pipeline section expands afterwards, is 20 by speed
More than meter per second air flow hits, friction current so that the air and water that introduce reach in the air water reactor 20 meters/
Second more than speed of related movement and react in the air water reactor, so as to producing negative oxygen ion and being entered air
One step is purified；And
Purify air containing negative oxygen ion after reaction is separated with the water after reaction, and negative oxygen ion will be contained after reaction
Purify air is discharged into requisite space.
2. the air purification method based on electrostatic deflection as claimed in claim 1, it is characterised in that the catalysis oxidation layer bag
Include palladium.
3. the air purification method based on electrostatic deflection as claimed in claim 1, it is characterised in that the positive plate includes leading
Electric layer, the air purification method based on electrostatic deflection also include the band on the conductive layer to electrostatic deflection to the positive plate
Negative electrical charge particulate matter is adsorbed.
4. the air purification method based on electrostatic deflection as claimed in claim 1, it is characterised in that described based on electrostatic deflection
Air purification method also include heating the negative plate or the negative plate and the positive plate heated.
5. the air purification method based on electrostatic deflection as claimed in claim 4, it is characterised in that the negative plate is carried out
Heat or heating is carried out to the negative plate and the positive plate and be accomplished by：The pole plate of heating is needed to include leading
Heater is connected to the heat-conducting layer by thermosphere.
6. the air purification method based on electrostatic deflection as claimed in claim 1, it is characterised in that the positive plate and described
Negative plate all includes rigid support layer.
7. the air purification method based on electrostatic deflection as claimed in claim 1, it is characterised in that be 20 meters by speed/
Before air flow hits, friction current more than second, make current be arranged on the plate that splashes in the air water reactor and disperse.
8. a kind of air cleaning unit based on electrostatic deflection, it is characterised in that the purification of air based on electrostatic deflection is filled
Put including：
Positive plate and negative plate, the positive plate and the negative plate it is spaced apart positioned opposite；And
Electrostatic potential source, the electrostatic potential source is for applying electrostatic field between the positive plate and the negative plate, so as to pass through
In air between the positive plate and negative plate, electrically charged particulate matter electrostatic deflection is on the positive plate and the negative plate；
Wherein, the negative plate includes catalysis oxidation layer；
Wherein, the electric-field intensity of the electrostatic field is 6kV/m to 12kV/m, and the electrostatic field do not produce electric discharge；
The air cleaning unit based on electrostatic deflection also includes：
Air water reactor, the air water reactor are used to introduce water respectively and through electrostatic deflection and the sky of catalytic oxidation treatment
Gas, the air water reactor include that air inlet pipe, the pipeline section of air inlet pipe end form an entrance after reducing, afterwards pipeline section
Expand, by air flow hits, friction current that speed is more than 20 meter per seconds, so that the air and water that introduce are anti-in the air water
Answer the speed of related movement that more than 20 meter per seconds are reached in device and react in the air water reactor, so as to produce negative oxygen
Ion is simultaneously cleaned air；And
Be arranged on the moisture trap of the air water reactor downstream, the moisture trap be used for will after reaction containing negative oxygen from
The purify air of son is separated with the water after reaction, and the purify air containing negative oxygen ion after reaction is discharged into required sky
Between.
9. the air cleaning unit based on electrostatic deflection as claimed in claim 8, it is characterised in that the catalysis oxidation layer bag
Include palladium.
10. the air cleaning unit based on electrostatic deflection as claimed in claim 8, it is characterised in that the positive plate includes
Conductive layer.
11. air cleaning units based on electrostatic deflection as claimed in claim 8, it is characterised in that described inclined based on electrostatic
The air cleaning unit for turning also includes heater, and the heater is for being heated to the negative plate or to the negative plate
Heated with the positive plate.
12. air cleaning units based on electrostatic deflection as claimed in claim 11, it is characterised in that need the pole plate of heating
Including heat-conducting layer, the heater is connected to the heat-conducting layer.
13. air cleaning units based on electrostatic deflection as claimed in claim 8, it is characterised in that the positive plate and institute
Stating negative plate all includes rigid support layer.
14. air cleaning units based on electrostatic deflection as claimed in claim 8, it is characterised in that the air water reactor
Also include splashing plate, the plate that splashes is arranged in the air water reactor for making current by air flow hits, before rubbing
Disperseed.
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| CN201410154747.2A CN103894289B (en) | 2014-04-17 | 2014-04-17 | Air purification method and air cleaning unit based on electrostatic deflection |
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| CN201410154747.2A CN103894289B (en) | 2014-04-17 | 2014-04-17 | Air purification method and air cleaning unit based on electrostatic deflection |
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| CN103894289B true CN103894289B (en) | 2017-04-05 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104707728A (en) * | 2015-03-25 | 2015-06-17 | 郑尔历 | Device and method for removing and controlling particulate matters with PM 2.5-0.5 |
| CN107262282A (en) * | 2017-08-18 | 2017-10-20 | 上官倩 | A kind of new-type PM2.5 filters |
| CN207756283U (en) * | 2018-03-12 | 2018-08-24 | 广东美的环境电器制造有限公司 | Electrostatic catalytic unit and air purifier |
| CN109746119A (en) * | 2018-12-26 | 2019-05-14 | 申积良 | Air cleaning unit |
| CN110227607B (en) * | 2019-06-18 | 2020-12-04 | 兰州裕隆气体股份有限公司 | Intelligent gas purification system and control method thereof |
| FR3115712A1 (en) * | 2020-11-03 | 2022-05-06 | Aérogroupe | Air purifying device |
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| CN2257363Y (en) * | 1996-01-10 | 1997-07-02 | 张斌香 | Indoor air purifier |
| CN101437623A (en) * | 2006-03-02 | 2009-05-20 | 代尔夫特科技大学 | Method for the removal of smut, fine dust and exhaust gas particles, particle catch arrangement for use in this method and use of the particle catch arrangement to generate a static electric field |
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Effective date of registration: 20180611 Address after: No. 4, No. 295, Ling Yan Road, Pudong New Area, Shanghai, Shanghai Patentee after: Mountain right environmental technology (Shanghai) Co., Ltd. Address before: 200122 Laoshan Road, Pudong New Area, Pudong New Area, Shanghai, No. 571, No. 5, 806 Patentee before: Liu Xiaoyue |
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Granted publication date: 20170405 Termination date: 20200417 |