CN104276620A - Method for preparing activated water by using non-thermal arc plasmas - Google Patents
Method for preparing activated water by using non-thermal arc plasmas Download PDFInfo
- Publication number
- CN104276620A CN104276620A CN201410477943.3A CN201410477943A CN104276620A CN 104276620 A CN104276620 A CN 104276620A CN 201410477943 A CN201410477943 A CN 201410477943A CN 104276620 A CN104276620 A CN 104276620A
- Authority
- CN
- China
- Prior art keywords
- water
- power supply
- activated water
- electrode
- thermal arc
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 23
- 210000002381 plasma Anatomy 0.000 title abstract 6
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 13
- 239000010935 stainless steel Substances 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims abstract description 4
- 239000007789 gas Substances 0.000 claims description 11
- 238000010891 electric arc Methods 0.000 claims description 6
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 239000001301 oxygen Substances 0.000 claims description 2
- 229910052760 oxygen Inorganic materials 0.000 claims description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract description 11
- 239000002245 particle Substances 0.000 abstract description 7
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 abstract description 6
- 230000015556 catabolic process Effects 0.000 abstract 1
- 238000007599 discharging Methods 0.000 abstract 1
- 238000004321 preservation Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- -1 hydroxyl free radical Chemical class 0.000 description 4
- 238000004659 sterilization and disinfection Methods 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 230000004913 activation Effects 0.000 description 2
- OUUQCZGPVNCOIJ-UHFFFAOYSA-N hydroperoxyl Chemical compound O[O] OUUQCZGPVNCOIJ-UHFFFAOYSA-N 0.000 description 2
- 230000005291 magnetic effect Effects 0.000 description 2
- 238000001311 chemical methods and process Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/30—Treatment of water, waste water, or sewage by irradiation
Landscapes
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a method for preparing activated water by using non-thermal arc plasmas. The method comprises the following steps: introducing water into a non-thermal arc plasma device; starting a high voltage power supply to generate a breakdown arc between one or more parallel knife-shaped stainless steel electrodes and a water liquid level; opening an air source, wherein an air flow drives the arc by a nozzle to slide along the knife-shaped electrodes to form the non-thermal arc plasmas which induce plasma chemical reactions; and discharging for 3-20 minutes to obtain the activated water. The method disclosed by the invention can be used for obtaining the activated water which contains active particles such as hydrogen peroxide, ozone, hydroxyl radicals and hydroperoxy radicals by using the plasmas by one step and is low in cost, simple in operation, and simple, small and portable in device. The activated water can be prepared anytime as required, so that the trouble of transportation, storage and preservation is avoided.
Description
Technical field
The present invention relates to water technology, particularly relate to a kind of method that Non-thermal arc plasma body prepares activated water.
Background technology
The method preparing activated water has the methods such as electricity, magnetics, chemistry and acoustics, electromagnetic method utilizes water to flow through Electric and magnetic fields to prepare activated water, chemical process normally utilizes the interpolation of electrolytic solution and polar compound, prepares activated water, and acoustic method mainly utilizes ultrasonic wave to prepare activated water.No matter be electromagnetic method or acoustic method, technique is more complicated all.Therefore, therefore, cost is low, prepare activated water expeditiously, except the existing technology of improvement, and need development new technologies.
Summary of the invention
For solving the problem, the present invention proposes a kind of method that Non-thermal arc plasma body prepares activated water.The method feature is by plasma activate water, and the change of a series of plasma chemistry and reaction can occur water in activation, containing hydrogen peroxide, ozone, hydroxyl free radical isoreactivity particle in the water after activation.
The present invention, for reaching above object, is realized by following technical scheme:
A kind of Non-thermal arc plasma body is provided to prepare the method for activated water: 1) water to be introduced Non-thermal arc plasma device; 2) open high-voltage power supply, produce and puncture electric arc, open source of the gas between knife-edge stainless steel electrode and water liquid level, air-flow drives electric arc to slide along knife structure electrode by nozzle, forms Non-thermal arc plasma body, induced by plasma plasma chemical reaction; Discharge process 3 ~ 20min, can produce activated water.
Described Non-thermal arc plasma device, comprises high-voltage power supply (1), knife-edge stainless steel electrode (2), nozzle (5), source of the gas (6) and plastics reactor (7); The knife-edge stainless steel electrode (2) of one or more parallel connections, as an electrode, is connected with one end of high-voltage power supply (1), and pending water (4), as another electrode, is connected with the other end of high-voltage power supply (1); Gas from source of the gas (6) through pipeline injection nozzle until reactor, gas is oxygen or air; Stainless steel electrode level is placed in pending side waterborne, electrode is dried up surperficial minor increment 3 ~ 8mm; High-voltage power supply power supply voltage range 10000 ~ 20000V.
The present invention produces the principle of activated water: a large amount of high-energy electron of plasma generation, and in their bombardment water, water molecules generates many active particles:
Wherein active particle OH (hydroxyl free radical), H
2o
2(hydrogen peroxide) and O
3(ozone), HO
2(hydroperoxy radical) etc. are powerful oxygenants, and the water containing these active particles is activated water.
The present invention can produce plasma activate water according to actual requirement, simple to operate, cost is low, small-sized, portable, transport can be avoided with system, store and the trouble of keeping; Plasma activate water containing hydrogen peroxide, ozone, hydroxyl free radical, hydroperoxy radical isoreactivity particle is a kind of disinfection sanitizer efficiently, can be used for the surface disinfection sterilizations such as the worktable of public place, hotel, food processing plant etc., floor, utensil.
Accompanying drawing explanation
Accompanying drawing is the device schematic diagram of the inventive method.
In figure: 1 high-voltage power supply, 2 knife-edge stainless steel electrodes, 3 Non-thermal arc plasma bodys, 4 pending water, 5 nozzles, 6 sources of the gas, 7 plastics reactors.
Embodiment
Embodiment
As shown in drawings, 1000mL pure water is introduced Non-thermal arc plasma device, adopt 3000mL plastics reactor (7), 2 knife-edge stainless steel electrodes (2) in parallel are as an electrode, long 80mm, wide 30mm, thick 3mm, stainless steel electrode level is placed in pending water (4) top, electrode is dried up surperficial minor increment 5mm.Open high-voltage power supply (1), regulating voltage is to 10000V, produce between knife-edge stainless steel electrode and water liquid level and puncture electric arc, open air source (5), airflow drives electric arc to slide along knife structure electrode by nozzle (5), form Non-thermal arc plasma body (3), induced by plasma plasma chemical reaction, generates hydrogen oxide, ozone, hydroxyl free radical, oxyradical isoreactivity particle in water; Discharge process 3min, produces plasma activate water.In activated water, concentration of hydrogen peroxide is 15 ~ 35mg/L, and ozone concn is 0.6 ~ 1.20mg/L.Plasma activate water is spread and scribbles colibacillary slide surface (total plate count is n × 10
2, about 600), in 10min, just can kill whole bacteriums of slide surface, and the logarithm slippage of the bacterium that lives can reach more than 7.0 at 5min.
Claims (2)
1. Non-thermal arc plasma body prepares a method for activated water, it is characterized in that the step of the method is as follows: water is introduced Non-thermal arc plasma device; Open high-voltage power supply, produce and puncture electric arc, open source of the gas between knife-edge stainless steel electrode and water liquid level, air-flow drives electric arc to slide along knife structure electrode by nozzle, forms Non-thermal arc plasma body, induced by plasma plasma chemical reaction; Discharge process 3 ~ 20min, can produce activated water.
2. a kind of Non-thermal arc plasma body according to claim 1 prepares the method for activated water, it is characterized in that described Non-thermal arc plasma device, comprises high-voltage power supply, knife-edge stainless steel electrode, nozzle, source of the gas and plastics reactor; The knife-edge stainless steel electrode of one or more parallel connections, as an electrode, is connected with one end of high-voltage power supply, and pending water, as another electrode, is connected with the other end of high-voltage power supply; Gas from source of the gas through pipeline injection nozzle until reactor, gas is oxygen or air; Stainless steel electrode level is placed in pending side waterborne, electrode is dried up surperficial minor increment 3 ~ 8mm; High-voltage power supply power supply voltage range 10000 ~ 20000V.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410477943.3A CN104276620A (en) | 2014-09-11 | 2014-09-11 | Method for preparing activated water by using non-thermal arc plasmas |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410477943.3A CN104276620A (en) | 2014-09-11 | 2014-09-11 | Method for preparing activated water by using non-thermal arc plasmas |
Publications (1)
Publication Number | Publication Date |
---|---|
CN104276620A true CN104276620A (en) | 2015-01-14 |
Family
ID=52252037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410477943.3A Pending CN104276620A (en) | 2014-09-11 | 2014-09-11 | Method for preparing activated water by using non-thermal arc plasmas |
Country Status (1)
Country | Link |
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CN (1) | CN104276620A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110461080A (en) * | 2019-08-08 | 2019-11-15 | 北京工商大学 | A kind of low temperature plasma generating device and its method for preparing activated water |
CN112087854A (en) * | 2019-06-12 | 2020-12-15 | 中国石油化工股份有限公司 | Dielectric barrier discharge plasma generating device |
CN114524499A (en) * | 2022-02-09 | 2022-05-24 | 珠海格力电器股份有限公司 | Plasma activated water preparation device |
-
2014
- 2014-09-11 CN CN201410477943.3A patent/CN104276620A/en active Pending
Non-Patent Citations (1)
Title |
---|
J. JANCA等: "Investigation of the Chemical Action of the Gliding and "Point" Arcs Between the Metallic Electrode and Aqueous Solution", 《PLASMA CHEMISTRY AND PLASMA PROCESSING》 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112087854A (en) * | 2019-06-12 | 2020-12-15 | 中国石油化工股份有限公司 | Dielectric barrier discharge plasma generating device |
CN112087854B (en) * | 2019-06-12 | 2024-01-23 | 中国石油化工股份有限公司 | Dielectric barrier discharge plasma generating device |
CN110461080A (en) * | 2019-08-08 | 2019-11-15 | 北京工商大学 | A kind of low temperature plasma generating device and its method for preparing activated water |
CN114524499A (en) * | 2022-02-09 | 2022-05-24 | 珠海格力电器股份有限公司 | Plasma activated water preparation device |
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WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150114 |