CN110394038A - A kind of device and method using low-temperature plasma activation Water warfare air - Google Patents
A kind of device and method using low-temperature plasma activation Water warfare air Download PDFInfo
- Publication number
- CN110394038A CN110394038A CN201910729711.5A CN201910729711A CN110394038A CN 110394038 A CN110394038 A CN 110394038A CN 201910729711 A CN201910729711 A CN 201910729711A CN 110394038 A CN110394038 A CN 110394038A
- Authority
- CN
- China
- Prior art keywords
- temperature plasma
- water
- low
- air
- activation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 101
- 238000000678 plasma activation Methods 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000001994 activation Methods 0.000 claims abstract description 40
- 230000004913 activation Effects 0.000 claims abstract description 40
- 230000005611 electricity Effects 0.000 claims abstract description 24
- 238000009692 water atomization Methods 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 239000007789 gas Substances 0.000 claims description 43
- 239000008223 sterile water Substances 0.000 claims description 18
- 239000011521 glass Substances 0.000 claims description 15
- 210000000481 breast Anatomy 0.000 claims description 13
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 12
- 239000010453 quartz Substances 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 11
- 238000000889 atomisation Methods 0.000 claims description 9
- 238000005507 spraying Methods 0.000 claims description 9
- 229910052786 argon Inorganic materials 0.000 claims description 7
- 239000003595 mist Substances 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 6
- 210000003298 dental enamel Anatomy 0.000 claims description 6
- 239000001307 helium Substances 0.000 claims description 6
- 229910052734 helium Inorganic materials 0.000 claims description 6
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 239000003570 air Substances 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 2
- 238000000746 purification Methods 0.000 claims 1
- 241000233866 Fungi Species 0.000 abstract description 9
- 230000002779 inactivation Effects 0.000 abstract description 8
- 241000894006 Bacteria Species 0.000 abstract description 4
- 230000000415 inactivating effect Effects 0.000 abstract description 2
- 210000002381 plasma Anatomy 0.000 description 46
- 239000010410 layer Substances 0.000 description 20
- 238000004659 sterilization and disinfection Methods 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 6
- 238000003475 lamination Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000001954 sterilising effect Effects 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000000443 aerosol Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 230000033116 oxidation-reduction process Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000588724 Escherichia coli Species 0.000 description 2
- 241000588729 Hafnia alvei Species 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- 240000004808 Saccharomyces cerevisiae Species 0.000 description 2
- 235000014680 Saccharomyces cerevisiae Nutrition 0.000 description 2
- 241000191967 Staphylococcus aureus Species 0.000 description 2
- 230000003213 activating effect Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 210000000170 cell membrane Anatomy 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000003642 reactive oxygen metabolite Substances 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000192130 Leuconostoc mesenteroides Species 0.000 description 1
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- 241000191940 Staphylococcus Species 0.000 description 1
- 241000191963 Staphylococcus epidermidis Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000006907 apoptotic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 230000019522 cellular metabolic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013068 control sample Substances 0.000 description 1
- 210000000805 cytoplasm Anatomy 0.000 description 1
- 231100000433 cytotoxic Toxicity 0.000 description 1
- 230000001472 cytotoxic effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000000645 desinfectant Substances 0.000 description 1
- 230000000249 desinfective effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003958 fumigation Methods 0.000 description 1
- 230000002538 fungal effect Effects 0.000 description 1
- 230000005283 ground state Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007845 reactive nitrogen species Substances 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 210000003491 skin Anatomy 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/32—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by electrical effects other than those provided for in group B01D61/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/818—Employing electrical discharges or the generation of a plasma
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The present invention discloses a kind of device and method using low-temperature plasma activation Water warfare air, including low temperature plasma generating device and activation water atomization plant；Low temperature plasma generating device includes power supply, insulating vessel and the plasma generating mechanism being set to inside insulating vessel；Plasma generating mechanism includes electrode array strake, porous electrode column and block media pipe；Electrode array strake includes connecting plate and the electrode column array group being made of high-voltage electricity pole for being set to connecting plate bottom；Through-hole compatible with high-voltage electricity pole is distributed in porous electrode column, block media pipe is provided between through-hole and high-voltage electricity pole；Insulating vessel wall side wall upper part is symmetrically arranged at least two for being loaded into the air inlet of working gas；The present invention for bacterium, fungi can efficient inactivation, it is significant to the inactivating efficacy of specific kind fungi, most fungi (> 98.5%) in air is efficiently killed in 30min.
Description
Technical field
The present invention relates to lower temperature plasma technology fields, more particularly to a kind of net using low-temperature plasma activation water
Change the device and method of air.
Background technique
Air sterillization at present often fumigates mode by ultraviolet irradiation and ozone, and ultraviolet irradiation requires that disinfection portion must be made
Position is fully exposed to realize disinfection under ultraviolet light, and is used to require 20 DEG C~40 DEG C of preference temperature when air sterillization, relative humidity
Lower than 80%, otherwise bactericidal effect is bad.Ozone fumigation air must carry out under the conditions of nobody indoors, after disinfection at least
Waiting 30min just can enter.
Low temperature plasma using at the early-stage, shows huge potentiality in air sterillization sterilizing field.Both at home and abroad
Microbial aerosol is directly exposed to low temperature plasma and realizes bacteria inactivation rate by existing correlative study, but due to low temperature etc.
Gas ions are effectively discharged, and spacing short (cm grades), reactor shape size are small, processing air quantity is limited, consumption power is big, reaction controlling
The reasons such as technical requirements height, it is difficult to realize fully reacting, easily cause secondary pollution, so that low temperature plasma is directly applied to sky
The field of disinfection and sterilization of gas has certain limitation.
In recent years, research finds the water that Low Temperature Plasma Treating is crossed, i.e. low-temperature plasma activation water (Plasma
Activated water, PAW), contain a large amount of active particles, predominantly reactive oxygen species (Reactive Oxygen Species,
), including O ROS2 -、H2O2、·HO2, OH etc. and active nitrogen component (Reactive Nitrogen Species, RNS), packet
Include NO, NO2、ONOO-Deng.PAW can be used as a kind of new disinfectant, realize to Escherichia coli (Escherichia coli), wine brewing
Yeast (Saccharomyces cerevisiae), staphylococcus epidermis (Staphylococcus epidermidis), goldbeater's skin
Leukonid (Leuconostoc mesenteroides), hafnia alvei (Hafnia alvei), staphylococcus aureus
The rapidly and efficiently inactivation of (staphylococcus aureus).
Summary of the invention
The object of the present invention is to provide a kind of device and methods using low-temperature plasma activation Water warfare air, with solution
Certainly the above-mentioned problems of the prior art, the present invention purify air, and free from extraneous odour, non-corrosive, no chemical residues do not generate toxic
The sterilization of broad spectrum activity, large area, Anomalistic space may be implemented in harmful side product, expands plasma and goes out in disinfection
The application range in detachable collar domain.
To achieve the above object, the present invention provides following schemes:
The present invention provides a kind of device using low-temperature plasma activation Water warfare air, including low temperature plasma hair
Generating apparatus and activation water atomization plant；
The low temperature plasma generating device includes power supply, jet port, insulating vessel and is set to the insulation appearance
Plasma generating mechanism inside device；The plasma generating mechanism includes electrode array strake, porous electrode column and stops to be situated between
Matter pipe；The electrode array strake is connected with the high-voltage output end of the power supply, the low pressure of the porous electrode column and the power supply
Input terminal is connected and passes through ground connection；
The electrode array strake includes connecting plate and the electricity being made of high-voltage electricity pole for being set to the connecting plate bottom
Pole array group；Through-hole compatible with high-voltage electricity pole, the through-hole and the high pressure are distributed in the porous electrode column
Block media pipe is provided between electrode column；The insulating vessel wall side wall upper part is symmetrically arranged at least two for being loaded into work
Make the air inlet of gas；The jet port (9) is located under porous electrode column (3), for being injected in the through-hole of porous electrode column (3)
The low temperature plasma of middle excitation；
The activation water atomization plant includes the ultrasonic generator of upward transmitting ultrasonic wave, activates chamber and be located at the activation
The atomizer of chamber side is provided with dispersive nozzle on the atomizer, for the activated water after jet atomization, on the activation chamber
Portion is connect with the jet port, is provided with water route, the water route and water inlet between the ultrasonic generator and the activation chamber
It is connected, is separated by between the water route and the activation chamber by breast board, there are several apertures for water inlet on the breast board.
Further, the power supply is high frequency and high voltage power supply, and frequency range 6-19KHz, power 11-95W are defeated
Voltage is 11-45kV out.
Further, the high-field electrode array, high-field electrode and porous electrode column are metal material, the block media
Pipe is insulating materials.
Further, the block media tubing matter is glass, quartz, ceramics or thin enamel.
Further, the working gas is argon gas, helium, oxygen, air or its mixed gas.
Further, the working gas flow is 8-15L/min.
The present invention also provides a kind of sides of low-temperature plasma activation Water warfare air prepared using above-mentioned device
Method, comprising the following steps:
(1) it is passed through working gas, after steady air current, startup power supply excites low temperature plasma generating device；
(2) jet port angle is adjusted, jet port is made and activates the intracavitary sterile water water surface in 45-75 ° of angle；
(3) starting activation water atomization plant, is passed through sterile water, makes to go out from dispersive nozzle with 55 ° of angles formation parabolas by spraying
Mist achievees the effect that purify air.
Further, spraying spatial concentration is 100-300mL/m3。
The invention discloses following technical effects:
The present invention utilize low-temperature plasma activation Water warfare air device, can argon gas, helium, oxygen, air or
By exciting media barrier discharge (APDBD) in the working gas environment of its mixed gas, large scale, long range, room temperature are generated
Low temperature plasma, multiple-pulse discharge current can be observed in the plasma of generation, and flame stabilization is not in arc discharge,
Intensity can be adjusted by changing high-voltage power voltage, and length can be adjusted by changing working gas flow velocity.With infrared radiation thermometer
The low-temperature plasma temperature that (GM900, Benetech) measures generation is 30-35 DEG C, and human body can touch, this has it to answer more greatly
Use prospect.
There are holes between high-field electrode and block media pipe of the invention, for working gas inflow, using porous electricity
Working air current is dispersed into several pieces by pole, can make working air current more evenly, then with the through-hole phase on porous electrode column
The high-field electrode excitation matched, for traditional unitary electrode, low temperature plasma prepared by the present invention has lower temperature
Degree, the low-temperature plasma activation water handled, pH minimum 3.4, oxidation reduction potential value 543.2mV, NO2 -Content 8.35
μM, NO3 -2.95 μM of content, H2O286.24 μM of content, after placing 5d, low-temperature plasma activation water pH stable is on 3.40 left sides
The right side, oxidation reduction potential value are slightly fallen after rise to 527.7mV, NO2 -Content is continued to decline to nM grades, NO3 -Content rises to 14.41 μM,
H2O2Content is continued to decline to 67.55 μM.
The atomized activating water generated using the device of low-temperature plasma activation Water warfare air is for bacterium, fungi
Efficient inactivation, it is significant to the inactivating efficacy of specific kind fungi, efficiently killed in 1min most fungi in liquid (>
85.2%), hypha,hyphae, sporocyst " etching " and " hitting flat ", cell membrane, cell wall rupture, cytoplasm discharge after 30min, carefully
Born of the same parents cannot maintain stable structure and permeability of cell membrane, eventually lead to the disorder of fungal spore cell metabolism, necrosis even apoptosis.Mist
The mechanism of inactivation for changing activated water is mainly NO under acid condition2 -/HNO2It decomposes and is oxidized and ultimately generate cytotoxic substance
NO, OH and H2O2Strong oxidizing property and high redox potential value characteristic synergistic effect.
During preparing activated water, with 45-75 ° of angle spray treatment sterile water, low temperature plasma is slanted through the present invention
In sterile water, causes the trickle of sterile water to move, pass through the plasmas such as excitation, ionization, recombination, redox or decomposition reaction
Reaction, makes Ar, O in surrounding air2、N2, H2O react to each other and generate a large amount of ROS, RNS, played in sterile water similar " empty
Change " effect, can be improved oxidation reduction potential value, increase active particle content, enhance and effect is killed to bacterium and fungi.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is low temperature plasma generating device schematic diagram of the present invention；
Fig. 2 is porous electrode rod structure schematic diagram；
Fig. 3 is tailgate structure schematic diagram；
Fig. 4 is block media pipe multilayered structure schematic diagram in embodiment；
Wherein, 1- power supply, 2- electrode array strake, 3- porous electrode column, 4- insulating vessel, 5- ground line, 6- air inlet, 7-
High-voltage electricity pole, 8- block media pipe, 9- jet port, 10- ultrasonic generator, 11- water inlet, 12- breast board, 13- atomizer,
The water route 14-, 15- aperture, 16- activate chamber, 17- dispersive nozzle.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
The present invention provides a kind of device using low-temperature plasma activation Water warfare air, including low temperature plasma hair
Generating apparatus and activation water atomization plant；
The low temperature plasma generating device includes power supply 1, jet port 9, insulating vessel 4 and is set to the insulation
Plasma generating mechanism inside container 4；The plasma generating mechanism includes electrode array strake 2, porous electrode column 3 and resistance
Keep off medium tube 8；There is the wire guide passed through for conducting wire on the insulating vessel 4, the electrode array strake 2 is by wire guide with leading
Line is connected with the high-voltage output end of the power supply 1, and the porous electrode column 3 is low with the power supply 1 by wire guide conducting wire
Input terminal is pressed to be connected and by 5 ground connection of ground line；
The electrode array strake 2 includes connecting plate and be set to being made of high-voltage electricity pole 7 for the connecting plate bottom
Electrode column array group；Be distributed with through-hole compatible with high-voltage electricity pole 7 in the porous electrode column 3, the through-hole with it is described
Block media pipe 8 is provided between high-voltage electricity pole 7；The 4 wall side wall upper part of insulating vessel is symmetrically arranged at least two use
In the air inlet 6 for being loaded into working gas；The jet port 9 is located under porous electrode column 3, for being injected in porous electrode column 3
The low temperature plasma excited in through-hole；
The activation water atomization plant includes the ultrasonic generator 10 of upward transmitting ultrasonic wave, activates chamber 16 and be located at described
The atomizer 13 for activating 16 side of chamber is provided with dispersive nozzle 17 on the atomizer 13, for the activated water after jet atomization,
16 top of activation chamber is connect with the jet port 9, is provided with water between the ultrasonic generator 10 and the activation chamber 16
Road 14, the water route 14 are connected with water inlet 11, are separated by between the water route 14 and the activation chamber 16 by breast board 12, described
There are several apertures 15 for water inlet on breast board 12.
In above-mentioned technical proposal, power supply is high frequency and high voltage power supply, frequency range 6-19KHz, power 11-95W,
Output voltage is 11-45kV.
In above-mentioned technical proposal, high-field electrode array board, high-field electrode and porous electrode column are metal material, block media
Pipe is insulating materials.
In above-mentioned technical proposal, block media tubing matter is glass, quartz, ceramics or thin enamel.
In above-mentioned technical proposal, block media pipe is lamination layer structure, which can be set to three layers or three
Layer or more, in embodiments of the present invention, the lamination layer structure be five-layer structure, be followed successively by from outside to inside quartz, glass, ceramics,
Thin enamel and quartz are arranged slight gap between every layer, and block media pipe both ends are provided with company identical with internal layer material
Junctor, every layer of block media pipe internal surface are equipped with pit, which can be regular concave, i.e. pit is cone, and circular cone is straight
The diameter or the pit of diameter and high respectively 1/10th high-field electrode can be irregular pit, this lamination layer structure
The generation that can avoid electric arc to the greatest extent, when applying High Level AC Voltage on high-field electrode, a large amount of subtle fast pulses
Discharge channel (micro discharge) appears in discharging gap, and each surface stored charge of compound block medium is formed and dispatch from foreign news agency field direction
Opposite electric field weakens limitation discharge current, and impulse type discharge current is often by as the foundation for judging dielectric barrier discharge；Electric discharge
In gap, photon, electronics, ground state atom (or molecule), excited atom (or molecule), cation that activation working gas generates
And anion, it is the main component to react with object to be treated.
In above-mentioned technical proposal, working gas is argon gas, helium, oxygen, air or its mixed gas.
In above-mentioned technical proposal, working gas flow is 8-15L/min.
The present invention also provides a kind of sides of low-temperature plasma activation Water warfare air prepared using above-mentioned device
Method, comprising the following steps:
(1) it is passed through working gas, after steady air current, startup power supply excites low temperature plasma generating device；
(2) jet port angle is adjusted, jet port is made and activates the intracavitary sterile water water surface in 45-75 ° of angle；
(3) starting activation water atomization plant, is passed through sterile water, makes to go out from dispersive nozzle with 55 ° of angles formation parabolas by spraying
Mist makes spatial concentration 100-300mL/m3, achieve the effect that purify air.
Embodiment 1
A kind of device using low-temperature plasma activation Water warfare air, including low temperature plasma generating device and work
Change water atomization plant；
The low temperature plasma generating device includes power supply, jet port, insulating vessel and is set to the insulation appearance
Plasma generating mechanism inside device；The plasma generating mechanism includes electrode array strake, porous electrode column and stops to be situated between
Matter pipe；There is the wire guide passed through for conducting wire on the insulating vessel, the electrode array strake passes through wire guide conducting wire and institute
The high-voltage output end for stating power supply is connected, and the porous electrode column passes through the low pressure, input end phase of wire guide conducting wire and the power supply
Even and pass through ground connection；
The electrode array strake includes connecting plate and the electricity being made of high-voltage electricity pole for being set to the connecting plate bottom
Pole array group；Through-hole compatible with high-voltage electricity pole, the through-hole and the high pressure are distributed in the porous electrode column
Block media pipe is provided between electrode column；The insulating vessel wall side wall upper part is symmetrically arranged at least two for being loaded into work
Make the air inlet of gas；The jet port is located under porous electrode column, excites in the through-hole for being injected in porous electrode column
Low temperature plasma；The activation water atomization plant includes the ultrasonic generator of upward transmitting ultrasonic wave, activates chamber and be located at institute
The atomizer of activation chamber side is stated, is provided with dispersive nozzle on the atomizer, for the activated water after jet atomization, the work
Change chamber top to connect with the jet port, be provided with water route between the ultrasonic generator and the activation chamber, the water route and
Water inlet is connected, and is separated by between the water route and the activation chamber by breast board, has on the breast board several for the small of water inlet
Hole.
Wherein, power supply is high frequency and high voltage power supply, frequency range 16KHz, power 65W, output voltage 40kV.
High-field electrode array board, high-field electrode and porous electrode column are copper material.
Block media pipe is lamination layer structure, which is five-layer structure, is followed successively by quartz, glass from outside to inside
Glass, ceramics, thin enamel and quartz, slight gap is arranged between every layer, and every layer of block media pipe internal surface is equipped with pit, the pit
For regular concave, i.e. pit is cone, the diameter of cone diameter and high respectively 1/10th high-field electrode.
Working gas is isometric mixed gas of argon gas, helium, oxygen.
Working gas flow is 13L/min.
The present invention also provides a kind of sides of low-temperature plasma activation Water warfare air prepared using above-mentioned device
Method, comprising the following steps:
(1) it is passed through working gas, after steady air current, startup power supply excites low temperature plasma generating device；
(2) jet port angle is adjusted, jet port is made and activates the intracavitary sterile water water surface in 55 ° of angles；
(3) starting activation water atomization plant, is passed through sterile water, makes to go out from dispersive nozzle with 55 ° of angles formation parabolas by spraying
Mist makes spatial concentration 200mL/m3, achieve the effect that purify air.
Embodiment 2
A kind of device using low-temperature plasma activation Water warfare air, including low temperature plasma generating device and work
Change water atomization plant；
The low temperature plasma generating device includes power supply, jet port, insulating vessel and is set to the insulation appearance
Plasma generating mechanism inside device；The plasma generating mechanism includes electrode array strake, porous electrode column and stops to be situated between
Matter pipe；There is the wire guide passed through for conducting wire on the insulating vessel, the electrode array strake passes through wire guide conducting wire and institute
The high-voltage output end for stating power supply is connected, and the porous electrode column passes through the low pressure, input end phase of wire guide conducting wire and the power supply
Even and pass through ground connection；
The electrode array strake includes connecting plate and the electricity being made of high-voltage electricity pole for being set to the connecting plate bottom
Pole array group；Through-hole compatible with high-voltage electricity pole, the through-hole and the high pressure are distributed in the porous electrode column
Block media pipe is provided between electrode column；The insulating vessel wall side wall upper part is symmetrically arranged at least two for being loaded into work
Make the air inlet of gas；The jet port is located under porous electrode column, excites in the through-hole for being injected in porous electrode column
Low temperature plasma；
The activation water atomization plant includes the ultrasonic generator of upward transmitting ultrasonic wave, activates chamber and be located at the activation
The atomizer of chamber side is provided with dispersive nozzle on the atomizer, for the activated water after jet atomization, on the activation chamber
Portion is connect with the jet port, is provided with water route, the water route and water inlet between the ultrasonic generator and the activation chamber
It is connected, is separated by between the water route and the activation chamber by breast board, there are several apertures for water inlet on the breast board.
Wherein, power supply is high frequency and high voltage power supply, frequency range 6KHz, power 95W, output voltage 11kV.
High-field electrode array board, high-field electrode and porous electrode column are copper material.
Block media pipe is lamination layer structure, which is four-layer structure, is followed successively by quartz, glass from outside to inside
Glass, ceramics, thin enamel, slight gap is arranged between every layer, and every layer of block media pipe internal surface is by equally distributed cone
The out-of-flatness surface that pit is formed；The diameter of cone diameter and high respectively 1/10th high-field electrode.
Working gas is helium.
Working gas flow is 15L/min.
The present invention also provides a kind of sides of low-temperature plasma activation Water warfare air prepared using above-mentioned device
Method, comprising the following steps:
(1) it is passed through working gas, after steady air current, startup power supply excites low temperature plasma generating device；
(2) jet port angle is adjusted, jet port is made and activates the intracavitary sterile water water surface in 45° angle；
(3) starting activation water atomization plant, is passed through sterile water, makes to go out from dispersive nozzle with 55 ° of angles formation parabolas by spraying
Mist makes spatial concentration 300mL/m3, achieve the effect that purify air.
Embodiment 3
A kind of device using low-temperature plasma activation Water warfare air, including low temperature plasma generating device and work
Change water atomization plant；
The low temperature plasma generating device includes power supply, jet port, insulating vessel and is set to the insulation appearance
Plasma generating mechanism inside device；The plasma generating mechanism includes electrode array strake, porous electrode column and stops to be situated between
Matter pipe；There is the wire guide passed through for conducting wire on the insulating vessel, the electrode array strake passes through wire guide conducting wire and institute
The high-voltage output end for stating power supply is connected, and the porous electrode column passes through the low pressure, input end phase of wire guide conducting wire and the power supply
Even and pass through ground connection；
The electrode array strake includes connecting plate and the electricity being made of high-voltage electricity pole for being set to the connecting plate bottom
Pole array group；Through-hole compatible with high-voltage electricity pole, the through-hole and the high pressure are distributed in the porous electrode column
Block media pipe is provided between electrode column；The insulating vessel wall side wall upper part is symmetrically arranged at least two for being loaded into work
Make the air inlet of gas；The jet port is located under porous electrode column, excites in the through-hole for being injected in porous electrode column
Low temperature plasma；
The activation water atomization plant includes the ultrasonic generator of upward transmitting ultrasonic wave, activates chamber and be located at the activation
The atomizer of chamber side is provided with dispersive nozzle on the atomizer, for the activated water after jet atomization, on the activation chamber
Portion is connect with the jet port, is provided with water route, the water route and water inlet between the ultrasonic generator and the activation chamber
It is connected, is separated by between the water route and the activation chamber by breast board, there are several apertures for water inlet on the breast board.
Wherein, power supply is high frequency and high voltage power supply, frequency range 19KHz, power 11W, output voltage 45kV.
High-field electrode array board, high-field electrode and porous electrode column are copper material.
Block media pipe is lamination layer structure, which is three-decker, is followed successively by quartz, glass from outside to inside
And quartz, slight gap is set between every layer, and every layer of block media pipe internal surface is equipped with pit, which is regular concave, i.e.,
Pit is cone, the diameter of cone diameter and high respectively 1/10th high-field electrode.
Working gas is argon gas.
Working gas flow is 8L/min.
The present invention also provides a kind of sides of low-temperature plasma activation Water warfare air prepared using above-mentioned device
Method, comprising the following steps:
(1) it is passed through working gas, after steady air current, startup power supply excites low temperature plasma generating device；
(2) jet port angle is adjusted, jet port is made and activates the intracavitary sterile water water surface in 75 ° of angles；
(3) starting activation water atomization plant, is passed through sterile water, makes to go out from dispersive nozzle with 55 ° of angles formation parabolas by spraying
Mist makes spatial concentration 100mL/m3, achieve the effect that purify air.
Comparative example 1
Difference from example 1 is that without pit inside the block media pipe of comparative example 1.
Comparative example 2
Difference from example 1 is that the block media pipe of comparative example 2 is single layer quartz, and have and embodiment 1
Identical bowl configurations.
Comparative example 3
Difference from example 1 is that the porous electrode column of comparative example 3 only has a hole, corresponding, comparative example
3 high-field electrode array board also only one high-voltage electricity pole.
Experiment:
It, will after carrying out ultraviolet disinfection 20min to exposure compartment using the workspace of superclean bench in the room 304L as exposure compartment
After glass door opening makes exposure compartment exchange 1h with room air, closes glass door and start exposure compartment closing to acquire background group sample
Product.Glass door is opened, after so that exposure compartment is exchanged 1h with room air, embodiment 1-3 and comparative example 1-3 is utilized into low temperature etc.
The device of gas ions activation Water warfare air is placed in exposure compartment, is closed glass door and is closed exposure compartment, starting utilizes low temperature etc.
After gas ions activate device (sterile water volume is 75mL) 30min of Water warfare air, exposure group sample is acquired.Glass door is beaten
It opens after so that exposure compartment is exchanged 1h with room air, exposure compartment will be placed in using the device of low-temperature plasma activation Water warfare air
In, it closes glass door and closes exposure compartment, do not start low temperature plasma emitter, only the atomization of starting activation water atomization plant
After sterile water (volume 75mL) 30min, control sample is acquired.The acquisition of fungi aerosol using Plate natural sedimentation method and
Two kinds of different modes of BioStage sampler (SKCInc., Eighty-Four, PA, USA), the results are shown in Table 1, wherein institute
Show inactivation efficiency on the basis of control group.
Table 1
The above result shows that handling air using atomization using the Activity and stabill of low-temperature plasma activation water
Fungi aerosol, inactivation efficiency are greater than 90%.If improving time of contact and phase of the low-temperature plasma activation water with surrounding air
To concentration, had a significant impact to inactivation efficiency is improved.Compared to conventional air sterilizing mode, low temperature plasma atomization disinfection
Method ensures infiltration and Disinfection Effect to more complicated and inaccessible place, and the disinfecting process time is short, and process is not made an uproar
Sound or ultrasonic wave pollution.
Embodiment described above is only that preferred embodiment of the invention is described, and is not carried out to the scope of the present invention
It limits, without departing from the spirit of the design of the present invention, those of ordinary skill in the art make technical solution of the present invention
Various changes and improvements, should all fall into claims of the present invention determine protection scope in.
Claims (8)
1. a kind of device using low-temperature plasma activation Water warfare air, which is characterized in that sent out including low temperature plasma
Generating apparatus and activation water atomization plant；
The low temperature plasma generating device includes power supply (1), jet port (9), insulating vessel (4) and is set to described exhausted
The internal plasma generating mechanism of edge container (4)；The plasma generating mechanism includes electrode array strake (2), porous electrode column
(3) and block media pipe (8)；The electrode array strake (2) is connected with the high-voltage output end of the power supply (1), described porous
Electrode column (3) is connected with the low pressure, input end of the power supply (1) and by ground line (5) ground connection；
The electrode array strake (2) includes connecting plate and is set to being made of high-voltage electricity pole (7) for the connecting plate bottom
Electrode column array group；Be distributed with the compatible through-hole with high-voltage electricity pole (7) in the porous electrode column (3), the through-hole with
Block media pipe (8) are provided between the high-voltage electricity pole (7)；Insulating vessel wall (4) side wall upper part is symmetrically arranged with
At least two for being loaded into the air inlet (6) of working gas；The jet port (9) is located under porous electrode column (3), for spraying
The low temperature plasma excited in the through-hole of porous electrode column (3)；
The activation water atomization plant includes the ultrasonic generator (10) of upward transmitting ultrasonic wave, activates chamber (16) and be located at described
The atomizer (13) of chamber (16) side is activated, is provided with dispersive nozzle (17) on the atomizer (13), for after jet atomization
Activated water, the activation chamber (16) top is connected to the jet port (9), the ultrasonic generator (10) and the activation chamber
(16) it is provided between water route (14), the water route (14) is connected with water inlet (11), the water route (14) and the activation
It is separated by between chamber (16) by breast board (12), there are several apertures (15) for water inlet on the breast board (12).
2. the device according to claim 1 using low-temperature plasma activation Water warfare air, which is characterized in that described
Power supply is high frequency and high voltage power supply, frequency range 6-19KHz, power 11-95W, output voltage 11-45kV.
3. the device according to claim 1 using low-temperature plasma activation Water warfare air, which is characterized in that described
High-field electrode array board (2), high-field electrode (7) and porous electrode column (3) are metal material, and the block media pipe (8) is exhausted
Edge material.
4. the device according to claim 3 using low-temperature plasma activation Water warfare air, which is characterized in that described
Block media pipe (8) material is glass, quartz, ceramics or thin enamel.
5. the device according to claim 1 using low-temperature plasma activation Water warfare air, which is characterized in that described
Working gas is argon gas, helium, oxygen, air or its mixed gas.
6. the device according to claim 1 using low-temperature plasma activation Water warfare air, which is characterized in that described
Working gas flow is 8-15L/min.
7. a kind of side of the low-temperature plasma activation Water warfare air using device described in any one of claims 1-6 preparation
Method, which comprises the following steps:
(1) it is passed through working gas, after which after steady air current, startup power supply excites low temperature plasma generating device；
(2) jet port angle is adjusted, jet port is made and activates the intracavitary sterile water water surface in 45-75 ° of angle；
(3) starting activation water atomization plant, is passed through sterile water, makes to go out mist from dispersive nozzle with 55 ° of angles formation parabolas by spraying, reach
To the effect of purification air.
8. the method according to claim 7 using low-temperature plasma activation Water warfare air, which is characterized in that spraying
Spatial concentration be 100-300mL/m3。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910729711.5A CN110394038B (en) | 2019-08-08 | 2019-08-08 | Device and method for purifying air by using low-temperature plasma activation water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910729711.5A CN110394038B (en) | 2019-08-08 | 2019-08-08 | Device and method for purifying air by using low-temperature plasma activation water |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110394038A true CN110394038A (en) | 2019-11-01 |
| CN110394038B CN110394038B (en) | 2020-09-25 |
Family
ID=68327731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910729711.5A Expired - Fee Related CN110394038B (en) | 2019-08-08 | 2019-08-08 | Device and method for purifying air by using low-temperature plasma activation water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110394038B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111526652A (en) * | 2020-04-30 | 2020-08-11 | 西安交通大学 | Device for promoting wound healing |
| CN112517264A (en) * | 2020-12-01 | 2021-03-19 | 中消天盾等离子科技(大连)有限公司 | Plasma activated solution or ozone solution atomization system and method for protecting activity of atomized solution |
| CN113630949A (en) * | 2021-08-30 | 2021-11-09 | 西安交通大学 | Large-area low-temperature plasma activated water mist generating device |
| CN113639355A (en) * | 2021-08-18 | 2021-11-12 | 南京工业大学 | Plasma device integrating humidifying function and sterilizing function and using method |
| CN113813425A (en) * | 2021-09-26 | 2021-12-21 | 大连赛纳科技有限公司 | Atmospheric pressure atomization plasma efficient sterilization device and method |
| CN113841735A (en) * | 2021-09-14 | 2021-12-28 | 大连理工大学 | Normal-pressure air water mist plasma sterilization device and method for cheese sterilization |
| CN114477362A (en) * | 2022-02-24 | 2022-05-13 | 西安电子科技大学 | Plasma activated water device based on piezoelectric material |
| CN115414505A (en) * | 2022-08-31 | 2022-12-02 | 西安交通大学 | Sterilization device based on plasma activation spraying |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4954320A (en) * | 1988-04-22 | 1990-09-04 | The United States Of America As Represented By The Secretary Of The Army | Reactive bed plasma air purification |
| US20130272929A1 (en) * | 2012-04-06 | 2013-10-17 | EP Technologies LLC | Sanitization station using plasma activated fluid |
| CN104480669A (en) * | 2014-11-14 | 2015-04-01 | 西安交通大学 | Plasma atomizing device and method for washing and disinfecting clothes |
| CN105879671A (en) * | 2016-06-01 | 2016-08-24 | 清华大学合肥公共安全研究院 | Low-temperature plasma air-sterilizing purification module |
| CN206295464U (en) * | 2016-08-29 | 2017-07-04 | 荣烜曼 | A kind of plasma-activated water is used for the device of clinical sterilizing |
| CN108097188A (en) * | 2017-12-26 | 2018-06-01 | 杭州左纳实业有限公司 | The gasification installation of plasma pyrolysis residual oil and exhaust gas |
| CN108408843A (en) * | 2018-03-14 | 2018-08-17 | 大连民族大学 | A kind of plasma-activated water generating device |
| CN207778604U (en) * | 2017-11-16 | 2018-08-28 | 无锡市人民医院 | A kind of novel and multifunctional air cleaner |
| CN108821392A (en) * | 2018-06-21 | 2018-11-16 | 大连民族大学 | A kind of plasma-activated water preparation apparatus |
| KR20190043257A (en) * | 2017-10-18 | 2019-04-26 | 한국전기연구원 | System and method for producing plasma activated water |
| CN109805249A (en) * | 2019-02-21 | 2019-05-28 | 华南理工大学 | Electromagnetic induction coupled RF plasma discharging body device and the method that cleaning and fresh-keeping is carried out to fruits and vegetables |
| CN209047428U (en) * | 2018-04-23 | 2019-07-02 | 江苏省农业科学院 | A kind of leaf vegetables cleaning and fresh-keeping device based on non-thermal plasma trap |
-
2019
- 2019-08-08 CN CN201910729711.5A patent/CN110394038B/en not_active Expired - Fee Related
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4954320A (en) * | 1988-04-22 | 1990-09-04 | The United States Of America As Represented By The Secretary Of The Army | Reactive bed plasma air purification |
| US20130272929A1 (en) * | 2012-04-06 | 2013-10-17 | EP Technologies LLC | Sanitization station using plasma activated fluid |
| CN104480669A (en) * | 2014-11-14 | 2015-04-01 | 西安交通大学 | Plasma atomizing device and method for washing and disinfecting clothes |
| CN105879671A (en) * | 2016-06-01 | 2016-08-24 | 清华大学合肥公共安全研究院 | Low-temperature plasma air-sterilizing purification module |
| CN206295464U (en) * | 2016-08-29 | 2017-07-04 | 荣烜曼 | A kind of plasma-activated water is used for the device of clinical sterilizing |
| KR20190043257A (en) * | 2017-10-18 | 2019-04-26 | 한국전기연구원 | System and method for producing plasma activated water |
| CN207778604U (en) * | 2017-11-16 | 2018-08-28 | 无锡市人民医院 | A kind of novel and multifunctional air cleaner |
| CN108097188A (en) * | 2017-12-26 | 2018-06-01 | 杭州左纳实业有限公司 | The gasification installation of plasma pyrolysis residual oil and exhaust gas |
| CN108408843A (en) * | 2018-03-14 | 2018-08-17 | 大连民族大学 | A kind of plasma-activated water generating device |
| CN209047428U (en) * | 2018-04-23 | 2019-07-02 | 江苏省农业科学院 | A kind of leaf vegetables cleaning and fresh-keeping device based on non-thermal plasma trap |
| CN108821392A (en) * | 2018-06-21 | 2018-11-16 | 大连民族大学 | A kind of plasma-activated water preparation apparatus |
| CN109805249A (en) * | 2019-02-21 | 2019-05-28 | 华南理工大学 | Electromagnetic induction coupled RF plasma discharging body device and the method that cleaning and fresh-keeping is carried out to fruits and vegetables |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111526652A (en) * | 2020-04-30 | 2020-08-11 | 西安交通大学 | Device for promoting wound healing |
| CN112517264A (en) * | 2020-12-01 | 2021-03-19 | 中消天盾等离子科技(大连)有限公司 | Plasma activated solution or ozone solution atomization system and method for protecting activity of atomized solution |
| CN113639355A (en) * | 2021-08-18 | 2021-11-12 | 南京工业大学 | Plasma device integrating humidifying function and sterilizing function and using method |
| CN113630949A (en) * | 2021-08-30 | 2021-11-09 | 西安交通大学 | Large-area low-temperature plasma activated water mist generating device |
| CN113841735A (en) * | 2021-09-14 | 2021-12-28 | 大连理工大学 | Normal-pressure air water mist plasma sterilization device and method for cheese sterilization |
| CN113841735B (en) * | 2021-09-14 | 2023-04-28 | 大连理工大学 | Atmospheric air water mist plasma sterilization device and method for cheese sterilization |
| CN113813425A (en) * | 2021-09-26 | 2021-12-21 | 大连赛纳科技有限公司 | Atmospheric pressure atomization plasma efficient sterilization device and method |
| CN114477362A (en) * | 2022-02-24 | 2022-05-13 | 西安电子科技大学 | Plasma activated water device based on piezoelectric material |
| CN115414505A (en) * | 2022-08-31 | 2022-12-02 | 西安交通大学 | Sterilization device based on plasma activation spraying |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110394038B (en) | 2020-09-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110394038A (en) | A kind of device and method using low-temperature plasma activation Water warfare air | |
| US10449263B2 (en) | Devices for disinfection, deodorization, and/or sterilization of objects | |
| US9475713B2 (en) | Method and apparatus for applying plasma particles to a liquid and use for disinfecting water | |
| CN110461080A (en) | A kind of low temperature plasma generating device and its method for preparing activated water | |
| CN102897892B (en) | Enhanced-type capillary-needle discharging plasma water treatment device | |
| CN101156955B (en) | Non-equilibrium plasma type spray disinfection sanitizer generating apparatus | |
| JP2024009939A (en) | Decontamination device and method using ultrasonic cavitation | |
| CN110913553B (en) | High-efficient plasma activated water produces equipment | |
| KR101579349B1 (en) | Water treatment apparatus using plasma-membrane and method using the same | |
| CN104707154A (en) | Dry-wet plasma sterilization device and method | |
| CN103791560A (en) | Air purifying device | |
| KR102006304B1 (en) | Spraying Apparatus Using Plasma | |
| JP2000051330A (en) | Method and device for sterilizing and deodorizing barn | |
| KR102533716B1 (en) | A device that mixes ionized hydrogen and oxygen ions with gas, liquid and solid substances and transfers quantum energy to these mixtures | |
| US20150139853A1 (en) | Method and apparatus for transforming a liquid stream into plasma and eliminating pathogens therein | |
| KR20170094984A (en) | Spraying Type Sterilization Apparatus And Method By Complex Disinfectant Fluids | |
| KR102154766B1 (en) | System for disinfection and cultivation of agricultural products using Thunderbolt discharge of electricity and micro bubble water | |
| CN203731562U (en) | Air cleaning unit | |
| KR20190128035A (en) | Apparatus for emitting quantum energy for treatment and health management | |
| CN108260269A (en) | Low temperature plasma generating device and gas handling system | |
| WO2018043468A1 (en) | Pathogen and pest exterminating device, and reaction vessel thereof | |
| CN217527268U (en) | Venturi tube and device for plasma activated water generation | |
| TWI691237B (en) | Atmospheric-pressure plasma jet generating device | |
| CN111604180A (en) | Strong ionization discharge sprayer and working method thereof | |
| CN112717178A (en) | Plasma activated water spray disinfection gate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |