CN104649373A - High-frequency-pulse non-equilibrium plasma sewage treatment device - Google Patents
High-frequency-pulse non-equilibrium plasma sewage treatment device Download PDFInfo
- Publication number
- CN104649373A CN104649373A CN201410820579.6A CN201410820579A CN104649373A CN 104649373 A CN104649373 A CN 104649373A CN 201410820579 A CN201410820579 A CN 201410820579A CN 104649373 A CN104649373 A CN 104649373A
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- Prior art keywords
- frequency
- pulse
- inversion device
- control
- sewage treatment
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- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/4608—Treatment of water, waste water, or sewage by electrochemical methods using electrical discharges
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- 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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
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- 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
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/30—Organic compounds
- C02F2101/36—Organic compounds containing halogen
- C02F2101/363—PCB's; PCP's
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/46—Apparatus for electrochemical processes
- C02F2201/461—Electrolysis apparatus
- C02F2201/46105—Details relating to the electrolytic devices
- C02F2201/4612—Controlling or monitoring
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a high-frequency-pulse non-equilibrium plasma sewage treatment device. The high-frequency-pulse non-equilibrium plasma sewage treatment device comprises a rectifying and filtering device, a high-frequency inversion device, a control and protection device and a pulse output device, wherein the rectifying and filtering device is used for firstly rectifying and filtering the input single-phase alternating current into direct current; then the high-frequency inversion device is used for obtaining high-frequency alternating pulse; high-frequency narrow pulse is output by the pulse output device; the control and protection device is used for sending a driving signal to control the high-frequency inversion device to act. According to the high-frequency-pulse non-equilibrium plasma sewage treatment device, the high-frequency narrow pulse can be used for greatly overcoming the defects of high energy consumption, low efficiency and high cost of the original direct-current electrolytic sewage; by virtue of the high-frequency-pulse non-equilibrium plasma technology, electric ions generated by discharging direct generate degradation reaction with organic matters in the sewage; the device is high in sewage removal efficiency and small and exquisite in appearance; the original sewage treatment device is convenient to mount and improve.
Description
Technical field
The invention belongs to technical field of sewage, relate to a kind of sewage disposal specific equipment, be specifically related to a kind of high-frequency impulse nonequilibrium plasma waste disposal plant.
Background technology
Printed circuit board (Printed Circuit Board, referred to as PCB) waste water is divided into the kind of waste water such as Cleaning Wastewater, printing ink wastewater, complexing waste water, concentrated acid waste liquid, concentrated base waste liquid according to the unusual of principal pollutant, and its printing ink wastewater is mainly derived from the operation such as wire mark, development, stripping in wiring board production process.
PCB printing ink wastewater is a kind of organic waste water of high density, and its CODcr is generally 5000 ~ 10000 mg/L, and what have can up to 20000mg/L, SS is about 800 ~ 1200mg/L, pH value is generally in alkalescence, and waste water color is mazarine, and such waste water accounts for about 5% of PCB waste water total Water.For PCB wastewater treatment, can CODcr the key of (≤100mg/L) up to standard be to the organic removal of printing ink wastewater middle and high concentration.In engineering practice, have employed several treatment process respectively and carry out treatment of printing ink wastewater, by analyzing and testing, determine a kind of proper process combination, effectively can remove the CODcr in printing ink wastewater.
Printed circuit board production can use a large amount of ink, and the kind of printed board ink can be divided into seven kinds according to function and purposes: etching resisting ink, the ink of resistance to plating, hole-plugging ink, solder mask (being commonly called as green oil), marking ink, electrically conductive ink and strippability ink (being commonly called as blue glue) etc.The composition of ink is mainly made up of resin, filler, pigment, auxiliary agent and solvent etc., and no ink is commonly used NaOH solution and removed, and the organic concentration of the printing ink wastewater of discharge is very high, in alkalescence.Containing at a large amount of resins in printing ink wastewater, easily separate out in acid condition.
The domestic technique to the process of PCB printing ink wastewater mainly contains at present: oxidation style; Biological treatment; Filtration-absorption method; Acidifying-coacervations etc. are all the methods taked for the dense organism of height removed in printing ink wastewater.
, in normal operation, there is the shortcoming that dispensing is many, energy consumption is high, intractability is large in existing PCB sewage water treatment method.
Summary of the invention
In view of this, the object of the present invention is to provide the high-frequency impulse nonequilibrium plasma waste disposal plant that a kind of energy consumption is low, efficiency is high, cost is low.
In order to realize above-mentioned object, the invention provides following technical scheme:
High-frequency impulse nonequilibrium plasma waste disposal plant of the present invention; comprise straightening and filtering unit, high-frequency inversion device, control and protector, pulse outputting unit; the single phase alternating current rectifying and wave-filtering of input is first become direct current by described straightening and filtering unit; obtain high-frequency alternating pulse by described high-frequency inversion device again and export high-frequency narrow-pulse by described pulse outputting unit, described control and protector send actuate signal and control high-frequency inversion device action.
In technique scheme, described control and protector receive current feedback signal, temperature feedback signal, overload protection signal from high-frequency inversion device, monitor in real time and protect high-frequency inversion device.
In technique scheme, described control and protector are according to the signal from high-frequency inversion device received, and automatic regulating power, adjusts pulse-repetition automatically.
High-frequency impulse nonequilibrium plasma waste disposal plant of the present invention have employed high frequency switch power technology, first obtain direct supply by single phase alternating current rectifying and wave-filtering, obtain high-frequency alternating pulse by power inverter again to export, this device has automatic regulating power, pulse-repetition is adjustable, the function that pulse height is adjustable.There is complete overcurrent simultaneously, overload and temperature protection function.
The mechanism of action:
Apply alternation high-frequency narrow-pulse in the sewage mixing system that high-frequency impulse nonequilibrium plasma waste disposal plant is alternate to air water in normal work, when applying the spike pulse of rise time NS level, gas corona can produce electron ion.Born 3 kinds of effect: A, high-energy electron bombardment by the water droplet that this non-equilibrium property plasma body surrounds simultaneously; Effective catalysed oxidn that the activation energy gas that B, corona discharge produce produces sewage; Some living radical (OH base etc.) is produced, the process that their acting in conjunction makes unmanageable PCB sewage obtain rapidly and efficiently in C, discharge plasma.
The beneficial effect of high-frequency impulse nonequilibrium plasma waste disposal plant of the present invention is:
1. high-frequency narrow-pulse greatly improves the drawback that energy consumption is high, efficiency is low, cost is high of original DC electrolysis sewage.
2. the high-frequency impulse nonequilibrium plasma technology organism generation DeR of electron ion directly and in sewage that electric discharge is produced, scrubbing efficiency is high.
3. this equipment external form is small and exquisite, is convenient to install and transform original sewage disposal device.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing for the present invention in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of high-frequency impulse nonequilibrium plasma waste disposal plant of the present invention;
Fig. 2 is the panel schematic diagram of high-frequency impulse nonequilibrium plasma waste disposal plant of the present invention;
Fig. 3 is the fundamental diagram of high-frequency impulse nonequilibrium plasma waste disposal plant of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be described in detail the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of protection of the invention.
As shown in Fig. 1 ~ 3, high-frequency impulse nonequilibrium plasma waste disposal plant of the present invention, comprises casing 1, and the control circuit board 2 that casing 1 is arranged, IGBT module 3, capacitor board 4, fan 5 and supporting box 1 are positioned at four hanging feets 6 of casing 1 surrounding.The panel of fan 5 is provided with frequency modulation button 11, adjusting power button 12, run indicator 13 and trouble indicating lamp 14.
It is actual includes straightening and filtering unit, high-frequency inversion device, control and protector, pulse outputting unit; the single phase alternating current rectifying and wave-filtering of input is first become direct current by straightening and filtering unit; obtain high-frequency alternating pulse by high-frequency inversion device again and export high-frequency narrow-pulse by pulse outputting unit, control and protector transmission actuate signal control high-frequency inversion device action.
Control and protector receive current feedback signal, temperature feedback signal, overload protection signal from high-frequency inversion device, monitor in real time and protect high-frequency inversion device.
Control and protector are according to the signal from high-frequency inversion device received, and automatic regulating power, adjusts pulse-repetition automatically.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present invention or essential characteristic, the present invention can be realized in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present invention is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the present invention.
In addition, be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, and the technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
Claims (3)
1. a high-frequency impulse nonequilibrium plasma waste disposal plant; it is characterized in that: comprise straightening and filtering unit, high-frequency inversion device, control and protector, pulse outputting unit; the single phase alternating current rectifying and wave-filtering of input is first become direct current by described straightening and filtering unit; obtain high-frequency alternating pulse by described high-frequency inversion device again and export high-frequency narrow-pulse by described pulse outputting unit, described control and protector send actuate signal and control high-frequency inversion device action.
2. high-frequency impulse nonequilibrium plasma waste disposal plant according to claim 1; it is characterized in that: described control and protector receive current feedback signal, temperature feedback signal, overload protection signal from high-frequency inversion device, monitor in real time and protect high-frequency inversion device.
3. high-frequency impulse nonequilibrium plasma waste disposal plant according to claim 1, is characterized in that: described control and protector are according to the signal from high-frequency inversion device received, and automatic regulating power, adjusts pulse-repetition automatically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410820579.6A CN104649373A (en) | 2014-12-25 | 2014-12-25 | High-frequency-pulse non-equilibrium plasma sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410820579.6A CN104649373A (en) | 2014-12-25 | 2014-12-25 | High-frequency-pulse non-equilibrium plasma sewage treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104649373A true CN104649373A (en) | 2015-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410820579.6A Pending CN104649373A (en) | 2014-12-25 | 2014-12-25 | High-frequency-pulse non-equilibrium plasma sewage treatment device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105481161A (en) * | 2015-09-10 | 2016-04-13 | 王海超 | Industrial wastewater cleaning and purifying method |
| CN108383300A (en) * | 2018-03-13 | 2018-08-10 | 重庆能源职业学院 | A kind of multistage Low Temperature Plasma Treating method of oil-field thick-oil recovered water |
| CN110164566A (en) * | 2019-04-25 | 2019-08-23 | 中国科学院合肥物质科学研究院 | A method of the plasma current for EAST device is protected |
| CN112591983A (en) * | 2020-11-23 | 2021-04-02 | 安徽华谊日新科技有限公司 | Treatment method of wastewater generated in ink preparation process |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1450002A (en) * | 2003-04-10 | 2003-10-22 | 上海复洁环境科技工程有限公司 | Ultrasmall size active oxygen water-purifier |
| CN102333411A (en) * | 2011-09-19 | 2012-01-25 | 大连海事大学 | Partitioned energizing atmospheric-pressure non-equilibrium plasma generator |
| CN202359429U (en) * | 2011-12-09 | 2012-08-01 | 桂林电子科技大学 | Constant-voltage low-temperature plasma power supply device |
| CN103219913A (en) * | 2013-03-15 | 2013-07-24 | 东南大学 | High-voltage pulse power supply for plasma sewage treatment system |
-
2014
- 2014-12-25 CN CN201410820579.6A patent/CN104649373A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1450002A (en) * | 2003-04-10 | 2003-10-22 | 上海复洁环境科技工程有限公司 | Ultrasmall size active oxygen water-purifier |
| CN102333411A (en) * | 2011-09-19 | 2012-01-25 | 大连海事大学 | Partitioned energizing atmospheric-pressure non-equilibrium plasma generator |
| CN202359429U (en) * | 2011-12-09 | 2012-08-01 | 桂林电子科技大学 | Constant-voltage low-temperature plasma power supply device |
| CN103219913A (en) * | 2013-03-15 | 2013-07-24 | 东南大学 | High-voltage pulse power supply for plasma sewage treatment system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105481161A (en) * | 2015-09-10 | 2016-04-13 | 王海超 | Industrial wastewater cleaning and purifying method |
| CN108383300A (en) * | 2018-03-13 | 2018-08-10 | 重庆能源职业学院 | A kind of multistage Low Temperature Plasma Treating method of oil-field thick-oil recovered water |
| CN110164566A (en) * | 2019-04-25 | 2019-08-23 | 中国科学院合肥物质科学研究院 | A method of the plasma current for EAST device is protected |
| CN112591983A (en) * | 2020-11-23 | 2021-04-02 | 安徽华谊日新科技有限公司 | Treatment method of wastewater generated in ink preparation process |
| CN112591983B (en) * | 2020-11-23 | 2022-09-30 | 安徽华谊日新科技有限公司 | Treatment method of wastewater generated in ink preparation process |
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Application publication date: 20150527 |