CN101890282A - Air purifier and method thereof - Google Patents
Air purifier and method thereof Download PDFInfo
- Publication number
- CN101890282A CN101890282A CN2010101752820A CN201010175282A CN101890282A CN 101890282 A CN101890282 A CN 101890282A CN 2010101752820 A CN2010101752820 A CN 2010101752820A CN 201010175282 A CN201010175282 A CN 201010175282A CN 101890282 A CN101890282 A CN 101890282A
- Authority
- CN
- China
- Prior art keywords
- foul gas
- chlorine dioxide
- alkaline
- rapidly
- dielectric layer
- 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
Images
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
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/14—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes
- A61L9/145—Disinfection, sterilisation or deodorisation of air using sprayed or atomised substances including air-liquid contact processes air-liquid contact processes, e.g. scrubbing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D47/00—Separating dispersed particles from gases, air or vapours by liquid as separating agent
- B01D47/06—Spray cleaning
- B01D47/063—Spray cleaning with two or more jets impinging against each other
-
- 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
- B01D53/14—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 absorption
- B01D53/1493—Selection of liquid materials for use as absorbents
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Treating Waste Gases (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The present invention aims to provide a kind of air purifier and method thereof, in order to remove stench and the air pollutant that produces in the malodor source.This air purification method comprises oxidation operation and acid and alkaline cleaning process, can remove basic group, acidic groups, neutral radical odorant simultaneously.The aqueous solution that contains oxidant in oxidation operation is through contacting rear oxidation, decomposing odorant with foul gas; The aqueous solution that contains acidity or alkaline cleaner in acid and alkaline cleaning process is through with after foul gas contact, and cleaning agent absorption odorant carries out chemistry and neutralizes.The present invention adopts chlorine dioxide generator, the material that can be removed by oxidation Decomposition in oxidation unit mixing foul gas rapidly by the chlorine dioxide of its generation; Chlorine dioxide by its generation carries out acid clean at the acid clean reative cell at alkaline odorant; NaOH by its generation carries out the alkalescence cleaning at acid odorant, and preventing to remain deodorant with acidic cleaning in the while becomes other pollution sources.
Description
Technical field
The present invention relates to a kind of air purifier and method thereof, is the relevant air cleaning unit of removing the stench that produces in the malodor source such as pollutant effluents, livestock products waste water, fecaluria, food refuse station and air pollutant etc.Particularly, its cleaning procedure comprises oxidation operation and acid and alkaline cleaning process, can remove basic group, acidic groups, neutral radical odorant simultaneously.In oxidation operation, the aqueous solution that contains oxidant through with after foul gas contacts with the odorant oxidation Decomposition; In acid and alkaline cleaning process, the aqueous solution that contains acidity or alkaline cleaner produces chemical neutralization reaction through contact the back with foul gas, and odorant is absorbed by the cleaning agent in the aqueous solution.
Background technology
In the human lives necessary following water treatment station, to burn these facilities such as station, food-trash treatment facility, landfill yard be the facility place that is considered people usually and is detested.Especially air pollutants that produced in this class environmental basis facility and stench become the factor that this zone resident complains.
Stench refers to unpleasant stink beastly, stimulates people's spirit and nervous system and influences people's mood, life and health.Be designated as restrictive substance as ammonia, methyl mercaptan, hydrogen sulfide, dimethyl sulfide, DMDS, trimethylamine, acetaldehyde, styrene etc., should give control.Odorant can be divided into basic group, acidic groups and neutral radical according to its pH value.For example ammonia, trimethylamine belong to basic group, and hydrogen sulfide, methyl mercaptan, propionic acid, butanols, isovaleric acid etc. belong to acidic groups, and dimethyl sulfide, DMDS, acetaldehyde etc. belong to neutral radical.
Up to the present, the method for removing odorant has method of chemical treatment, biological processes method and physical treatment process.Wherein wet washing is at odor pollutant, the method of using acidity or alkaline cleaner to wash, this odor pollutant be meant be difficult for being dissolved in water but can with the odor pollutant of Acidity of Aikalinity reactant aqueous solution or with the odor pollutant of specific soup reaction, use this method mainly to remove ammonia, amine alkaline components.Wet washing also can be divided into reductant solution washing method such as acidic cleaning method, alkaline washing method, the oxidizing agent solution washing method that utilizes oxidants such as time sodium chloride, chlorine dioxide, sodium sulfite or utilize the oxidizing process etc. of the ozone of gaseous oxidizer, chlorine dioxide, chlorine multiple according to used soup.
But no matter which kind of deodorizing method all can not be all effective to institute's foul smelling, therefore needs wait at odor pollutant, concentration discharge amount to select deodour method, and to carry out deodorization be the efficacious prescriptions method that realizes complete deodorization by making up multiple deodorizing method.For example, combination wet washing, ozone oxidation and active carbon adsorption can be removed stench.Again for example, can adopt the deodour method of alkaline washing method and the combination of clorox washing method.The comparatively cheap hypochlorous acid of price carries out the washing of malodor source in this method employing oxidant, is after removing hydrogen sulfide, lower aliphatic acids earlier in alkaline washing, to utilize oxidizer purge methyl mercaptan, dimethyl sulfide etc. such as chlorine dioxide, potassium permanganate again.
In addition, being used in the method that filled media is installed on the device of acidity and alkaline washing side by side in the past promotes acid clean reative cell and the indoor gas-liquid of alkaline cleaning activity to come in contact, promptly, the acid clean reative cell sprays acidic cleaning (H2SO4), alkaline chamber cleaning sprays alkaline cleaner (NaOH), and the alkaline odorant and the acid odorant that contain in the odorant by acid clean reative cell and alkaline reaction chamber are successively removed.In addition, discharge again after the spent acid cleaning agent that discharges in acid clean reative cell and the alkaline chamber cleaning and salkali waste cleaning agent mixed mutually, neutralize, in case major structure becomes 2 pollutions.
Also there is certain limitation in the current deodorization device of having developed aspect the environmental basis stenches that facility produces such as water treatment station, burning station, food-trash treatment facility, landfill yard under removing.Particularly under the situation that does not think better of odorant proterties and kind and directly utilize various deodorizing modes, thereby cause in fact failing the present situation handled fully.Especially use the type that not too is fit in places such as livestock products waste water that produces the high concentration stench and food-trash treatment stations and combine installation with other type, caused the too high and excessive such problem of installing space of installation cost.And the part that is in operation type can produce secondary pollution, therefore need carry out after-treatment to other stench or the accessory substance of its generation.Simultaneously original Acidity of Aikalinity washer exists also that volume is big, complex structure and the cleaning agent consumption is big, installation fee and operating cost are crossed problems such as height.
On the other hand, as non-chloro bactericide and disinfectant, chlorine dioxide has the powerful sterilizing power that is only second to ozone, in the water-soluble solution of chlorine dioxide, form with water-soluble oxidizers is used, and according to its characteristics, this solution is commonly used for disinfection sanitizers such as purification tank.And chlorine dioxide has powerful oxidability in the pH on a large scale, and special have stronger oxidation removing effect as the phenol that following water treatment station is caused stench, amine, hydrogen sulfide etc.And chlorine dioxide also has the characteristics of making easily by electrolysis.
The defective that the inventor exists at above-mentioned original deodorization device and air cleaning unit and can satisfy the required deodorization equipment of current conditions, developed and be equipped with the air purifier efficiently of oxidation unit rapidly, it can optionally remove stench rapidly according to odorant character state.
Summary of the invention
For addressing the above problem, the invention provides a kind of air purifier and method thereof, its cleaning procedure comprises oxidation operation and acid and alkaline cleaning process, can remove the odorant of basic group, acidic groups, neutral radical simultaneously.In oxidation operation, the aqueous solution that contains oxidant through with after foul gas contacts with the odorant oxidation Decomposition; In acid and alkaline cleaning process, the aqueous solution that contains acidity or alkaline cleaner produces chemical neutralization reaction through contact the back with foul gas, and odorant water is absorbed by the cleaning agent in the solution.
The chlorine dioxide that air purifier of the present invention and method thereof utilize chlorine dioxide generator to produce carries out.Utilize the oxidable decomposition of oxidation unit rapidly to mix dimethyl sulfide in the foul gas that malodor source produces, DMDS, acetaldehyde etc., and at short notice it is carried out oxidation and remove; The chlorine dioxide that utilizes chlorine dioxide generator to produce, in the acid clean reative cell of separate type odor removal up and down, alkaline odorants such as the ammonia of removing at available acidic cleaning, trimethylamine carry out acid clean; Utilize produced simultaneously NaOH in the chlorine dioxide generator, acid odorants such as available alkaline washing is removed in the foul gas hydrogen sulfide, methyl mercaptan, propionic acid take place at malodor source carry out alkalescence cleaning, preventing to remain deodorant with acidic cleaning in simultaneously becomes other pollution sources.
Simultaneously, air purifier of the present invention and method thereof provide a kind of Acidity of Aikalinity washer and deodorization device of oxidation unit rapidly of combining, and aqueous solution of chlorine dioxide that uses as oxidant and acidic cleaning and the sodium hydrate aqueous solution that uses as alkaline cleaner can be recycled.
For realizing above-mentioned purpose of the present invention, improve the treatment effeciency of air cleaning further, its air cleaning processing mode comprises: oxidation operation, acid clean operation, alkaline cleaning process.Described oxidation operation, promptly in oxidation unit rapidly, the odorant by the oxidable decomposition that exists in the foul gas that malodor source is produced mixes with oxidant, is removed; Described acid clean operation is in the acid clean reative cell, utilizes acidic cleaning that the odorant of removing through the available acid clean method that exists in the foul gas of above-mentioned oxidizing process is washed removing; Described alkaline cleaning process is in alkaline chamber cleaning, utilizes the odorant and the residue acidic cleaning of the available alkaline clean method removing that exists in the foul gas of alkaline cleaner washing removing through the acid clean operation.
Among the present invention, oxidant that uses in above-mentioned oxidation operation and acid clean operation and acidic cleaning are the aqueous solution of chlorine dioxide, this aqueous solution is to utilize chlorine dioxide and NaOH generator with electrolytic cell to produce, the NaOH that uses in the alkalescence cleaning process also is formed into sodium hydrate aqueous solution, and this aqueous solution is to utilize chlorine dioxide and NaOH generator with electrolytic cell to produce
In an embodiment of the present invention, in oxidation operation, spray or the spraying aqueous solution of chlorine dioxide to the oxidation unit rapidly that foul gas the passed through inside that malodor source produces.
In the acid clean operation, to dielectric layer, promptly through oxidation unit rapidly and spray aqueous solution of chlorine dioxide above the dielectric layer that foul gas passed through that is not eliminated.
In alkaline cleaning process,, promptly spray sodium hydrate aqueous solution above the dielectric layer that foul gas passed through that is not eliminated through the acid clean reative cell to dielectric layer.
The clearing process of another embodiment of the present invention comprises:
Chlorine dioxide and NaOH generation operation, it utilizes electrolysis to produce chlorine dioxide and NaOH;
Oxidation operation, it is to foul gas sprinkling of malodor source generation or the aqueous solution of spraying chlorine dioxide, the aqueous solution of described chlorine dioxide is produced by described chlorine dioxide and NaOH generation operation, by mixing the foul gas of removing the available oxidation Decomposition removing that exists in the foul gas rapidly;
The acid clean operation, it is above the dielectric layer that foul gas passed through that flows into through oxidation operation, spray aqueous solution of chlorine dioxide, remove the foul gas of available acidic cleaning removing in the foul gas, described aqueous solution of chlorine dioxide is produced by described chlorine dioxide and NaOH generation operation;
The alkalescence cleaning process, it is above the dielectric layer that unprocessed foul gas passed through that flows into through the acid clean operation, spray sodium hydrate aqueous solution, remove the foul gas of the available alkaline washing removing that exists in the foul gas, described sodium hydrate aqueous solution is produced by described chlorine dioxide and NaOH generation operation;
The operation of the sodium hydrate aqueous solution that uses in the aqueous solution of chlorine dioxide that uses in recovery and circulate described oxidation operation and the acid clean operation, the alkaline cleaning process.
Air purifier of the present invention is a kind ofly to be equipped with the open washing tank of upper and lower side and to be used to clean the air purifier of foul gas, and it comprises oxidation unit, acid clean chamber, alkaline clean room rapidly.
Oxidation unit is connected washing tank one side rapidly, and it sprays or the spraying oxidant to the foul gas that flows into washing tank, to remove the foul gas of the available oxidative decomposition method removing that exists in the foul gas;
The acid clean chamber is installed in the washing tank lower end, and be formed with the 1st dielectric layer, through the foul gas of oxidation unit rapidly through this dielectric layer, acidic cleaning is sprayed to described dielectric layer top in the acid clean chamber, removes the foul gas that passes the available acid clean that exists in the foul gas of dielectric layer;
The alkalescence clean room is installed in upper end, acid clean chamber, and be formed with the 2nd dielectric layer, this dielectric layer of foul gas process that is untreated through described acid clean chamber, the alkalescence clean room sprays alkaline cleaner to described dielectric layer top, the foul gas of the available alkalescence cleaning that exists in the foul gas of dielectric layer, the acidic cleaning of neutralization residue are simultaneously passed in removing;
Chlorine dioxide and NaOH generator utilize electrolysis to produce chlorine dioxide and NaOH, are used for to oxidation unit and acid clean chamber supply aqueous solution of chlorine dioxide, alcaliotropism clean room are supplied sodium hydrate aqueous solution rapidly.
The present invention also is included in the separating plate and the shutter of the opening port that forms in the middle of the washing tank.Separating plate passes through the foul gas that is untreated through rising on the acid clean chamber, and the alkaline cleaner that stops alkaline clean room to spray flows to the acid clean chamber downwards.It separates the certain distance installation to shutter relatively in the opening port upper end.
Described washing tank lower end is equipped with the acidic cleaning jar, its oxytropism clean room supply acidic cleaning, reclaims the acidic cleaning that acid clean room discharges simultaneously and is stored; The alkaline cleaner jar, reclaims the alkaline cleaner that alkaline clean room discharges simultaneously and is stored its alcaliotropism clean room supply alkaline cleaner.The acidic cleaning jar is connected with the chlorine dioxide storage tank of chlorine dioxide and NaOH generator, and the alkaline cleaner jar then is connected with the NaOH storage tank of described chlorine dioxide and NaOH generator.
Described acidic cleaning jar is connected with the acidic cleaning gondola water faucet that is installed in the 1st dielectric layer upper end, acid clean chamber by being connected with the acidic cleaning supply pipe of acidic cleaning transfer pump; Described alkaline cleaner jar is connected with the alkaline cleaner gondola water faucet that is installed in alkaline clean room the 2nd dielectric layer upper end by being connected with the alkaline cleaner supply pipe of alkaline cleaner transfer pump; Oxidation unit interior oxidation agent shower nozzle is connected described acidic cleaning jar with being installed in rapidly by the acidic cleaning supply pipe.
Described oxidation unit rapidly comprises: both mixing drums rapidly of sizing, and it is inner by the foul gas by the pressure fan supply; The oxidant shower nozzle, it is installed in, and mixing drum is inner rapidly sprays or the spraying oxidant; The oxidant supply pipe, it is described a plurality of oxidant shower nozzle supply oxidant; Eddy current forms device, and it is installed in mixing drum inside rapidly along its length, is used to stir foul gas and flows.
Among the present invention, eddy current forms a plurality of agitation blades that fixed axis that device comprises that mixing drum center is rapidly installed along its length and described fixed axis outer peripheral face are installed along its length at certain intervals.And the oxidant shower nozzle is installed between the adjacent agitation blades.
The left side blade that flows to the anticlockwise foul gas in the described agitation blades and install with symmetrical structure to the right side blade that the right rotation foul gas flows.
The invention provides a kind of air purifier and method thereof, its treatment process comprises successively: utilize chlorine dioxide oxidation processes dimethyl sulfide, DMDS, acetaldehyde neutral radical the 1st time; Utilize basic groups such as ammonia that the acidic cleaning chlorine dioxide treatment can remove with acid clean, trimethylamine for the 2nd time; Utilize for the 3rd time the alkaline cleaner naoh treatment can use the hydrogen sulfide of alkalescence cleaning removing, methyl mercaptan, propionic acid etc.; Remaining chlorine dioxide in the acid clean operation is removed in neutralization simultaneously, in case the residue deodorant forms secondary pollution, can obtain than the better treatment effeciency of original deodorization equipment.
Acidity of Aikalinity washer provided by the invention dwindled the equipment volume as far as possible, and provides hybrid oxidant and foul gas rapidly to finish the oxidation unit rapidly of oxidation.As the chlorine dioxide of oxidant and acidic cleaning and the NaOH that uses as alkaline cleaner, by a chlorine dioxide and the supply of NaOH generator, can be recycled simultaneously aqueous solution of chlorine dioxide and sodium hydrate aqueous solution have the effect that can reduce installation fee and operating cost.
Description of drawings
Fig. 1 is the brief block diagram of expression air purification method of the present invention.
Fig. 2 is a kind of chlorine dioxide used in expression air purifier of the present invention and the method and the structure chart of NaOH method for generation.
Fig. 3 is the figure of expression air purifier structure of the present invention.
Fig. 4 and Fig. 5 are the profiles that is illustrated in the oxidation unit of installing in the air purifier of the present invention rapidly.
Fig. 6 is the stereogram that a kind of eddy current used in the oxidation unit rapidly of the present invention forms the device example.
Fig. 7 is the present invention's profile of the another kind of embodiment of oxidation unit rapidly.
(reference numeral explanation)
1: sodium chlorite jar 2: brine tank
3: water softener 4: electrolytic cell
5: chlorine dioxide storage tank 8: the NaOH storage tank
10: chlorine dioxide and NaOH generator 12: alkaline cleaner circulating pump
13: 16: the 1 dielectric layers of oxidant and acidic cleaning circulating pump
17: separating plate 18: shutter
20: acidic cleaning gondola water faucet 21: the alkaline cleaner gondola water faucet
22: pressure fan 23: the acid clean chamber
24: alkaline clean room 25: opening port
27: acidic cleaning circulation pipe 29: the alkaline cleaner circulation pipe
30: oxidation unit 31 rapidly: the oxidant shower nozzle
34: oxidant supply pipe 35: mixing drum rapidly
40: eddy current forms device 44: stir agitation blades
50: the separate type washer 51 up and down: washing tank
54: acidic cleaning jar 56: the alkaline cleaner jar
The specific embodiment
Below, with reference to accompanying drawing air purifier of the present invention and method thereof are elaborated.
Air purifier of the present invention (hereinafter to be referred as air cleaning unit) substantially by chlorine dioxide and NaOH generator 10, rapidly oxidation unit 30 and up and down separate type washer (Scrubber) 50 form.
The oxidant and the acidic cleaning that produce in described chlorine dioxide and the NaOH generator 10 are chlorine dioxide (ClO
2), alkaline cleaner is NaOH (NaOH).
Utilize the chlorine dioxide that oxidation unit 30 sprays or spraying chlorine dioxide generator 10 is supplied rapidly that it is mixed rapidly with odorant, can remove foul gas such as dimethyl sulfide, DMDS, acetaldehyde by oxidation Decomposition.
Separate type washer 50 chlorine dioxide that chlorine dioxide and NaOH generator 10 are supplied is as acidic cleaning up and down, removing ammonia, trimethylamine etc. can be by the foul gas of acidic cleaning removing, simultaneously, also the NaOH (NaOH) of described chlorine dioxide generator 10 supplies is removed odorants such as hydrogen sulfide, methyl mercaptan, propionic acid as alkaline cleaner.
Fig. 1 is the brief block diagram of expression air purification method of the present invention (following deodour method).
As shown in Figure 1, deodour method of the present invention comprises oxidation operation S110 and acid clean operation S120 and alkaline cleaning process 130 substantially, wherein, oxidation operation is to utilize oxidants such as chlorine dioxide that foul gas (neutral odorant) such as dimethyl sulfide, DMDS, acetaldehyde are carried out the operation that oxidation Decomposition is removed; The acid clean operation is to utilize acidic cleanings such as chlorine dioxide, the operation of foul gas (for example alkaline odorant) being removed by the acidic cleaning of acid clean ammonia, trimethylamine etc.; Alkalescence cleaning process 130 is to utilize NaOH (NaOH) alkaline cleaner of etc.ing, cleans the operation that the alkaline cleaner of hydrogen sulfide, methyl mercaptan, propionic acid etc. is removed foul gas (for example acid odorant) by alkalescence.
As shown in Figure 1, oxidation operation S110 and the used oxidant of acid clean operation S120 and acidic cleaning are the chlorine monoxid aqueous solution, and it obtains by the water-soluble back of chlorine dioxide that will be produced among chlorine dioxide and the NaOH generation operation S150.And the used alkaline cleaner of described alkaline cleaning process S130 is a sodium hydrate aqueous solution, and it obtains behind water by the dissolution of sodium hydroxide that described chlorine dioxide and NaOH is produced operation S150 and produced.At this moment, aqueous solution of chlorine dioxide is fed to acid clean operation S120 and oxidation operation S110 successively, be fed to aqueous solution of chlorine dioxide and the sodium hydrate aqueous solution of described acid clean operation S120 and oxidation operation S120 and alkaline cleaning process S130, can reclaim continuously and recycle.When chlorine dioxide, pH value or ORP drop to when below the mark, promptly append supply chlorine dioxide and NaOH to the aqueous solution.
Then, Fig. 2 is illustrated in the air purifier of the present invention, the structure chart of a kind of applicable chlorine dioxide and NaOH generator 10.
As shown in Figure 2, chlorine dioxide and NaOH generator (hereinafter to be referred as " chlorine dioxide generator ") 10 is made up of sodium chlorite jar 1, brine tank 2, water softener 3, electrolytic cell 4 and chlorine dioxide storage tank 5, NaOH storage tank 6.
Described sodium chlorite jar 1 is to electrolytic cell 4 cation zones supply raw material material, i.e. sodium chlorite (NaClO
2) aqueous solution.Water softener 3 and brine tank 2 are to the electrolytic cell 4 anion zones material that supplies raw material, and promptly power and water is separated catalyst salt solution.
The sodium chlorite and water, the salt solution that are fed to electrolytic cell 4 begin electrolysis after connecting set electric current and voltage.Simultaneously, by the cation exchange membrane 49 between electrolytic cell 4 cation zones and anion zone, produce the pH value in cation zone less than 3.5 chlorine dioxide (ClO
2), in the anion zone then by the sodium ion (Na by cation exchange membrane 41
+) hydroxyl ion (OH
-) in conjunction with afterwards producing the NaOH (NaOH) of pH value greater than 10.
The cell reaction equation that described chlorine dioxide generator 10 electrolytic cells 4 are taken place is roughly as follows.
Cation zone (Anode): NaClO
2→ Na
++ ClO
2 -
Anion zone (Cathode): H
2O → H
++ OH
-
At last, the chlorine dioxide that produces in electrolytic cell 4 is stored in the chlorine dioxide storage tank 5, NaOH then is stored in the NaOH storage tank 6.As mentioned above, chlorine dioxide generator of the present invention 10 through electrolysis can produce chlorine dioxide simultaneously as oxidant and acidic cleaning, as the NaOH of alkaline cleaner, therefore, utilize the air cleaning unit of the material that produces to be fit to remove all neutral radicals, acidic groups and basic group odorant.
Below, with reference to accompanying drawing 3 and even Fig. 5, come to the washer of separate type up and down 50 among the present invention and rapidly oxidation unit 30 describe.
Fig. 3 is the expression up and down separate type washer 50 of the present invention and the figure of oxidation unit 30 structures rapidly; Fig. 4 and Fig. 5 are the side view and the profiles of expression oxidation unit rapidly of the present invention.
As shown in Figure 3, the described separate type washer 50 up and down both washing tank 51 of sizing forms respectively by above-below direction, and the upper end is that alkaline clean room 24, below are acid clean chamber 23.As mentioned above, therefore the acid clean chamber 23 of separate type washer 50 up and down of the present invention and alkaline clean room 24 can reduce erection space to greatest extent with structure installation up and down.
For this reason, the upper end opening of cylindric washing tank 51 helps gas purging after treatment, and the lower end opening helps acidity or alkaline cleaner flows down.Preferably dwindle washing tank 51 upper end diameter, make its formation chimney and discharge the gas of treated mistake.Simultaneously, described washing tank 51 central inner are equipped with the separating plate 17 of dividing acid clean chamber 23 and alkaline clean room 24.Described separating plate 17 is used for preventing that the alkaline cleaner of alkaline clean room 24 from flowing into acid clean chamber 23, and the foul gas alcaliotropism clean room 24 in the guiding acid clean chamber 23 flows into.
Described washing tank 51 belows are equipped with adjacent in order to storage and make the acidic cleaning jar 54 of acidic cleaning (aqueous solution of chlorine dioxide) circulation and in order to storage and make the alkaline cleaner jar 56 of alkaline cleaner (sodium hydrate aqueous solution) circulation.Washing tank 51 is installed in the upper end that is preferably between acidic cleaning jar 54 and the alkaline cleaner jar 56, makes the alkaline cleaner that flows down from the alkaline clean room 24 of washing tank 51 automatically flow into alkaline cleaner jar 56 acidic cleanings interior, that flow down from acid clean chamber 23 and equally automatically flows in the acidic cleaning jar 54.
Simultaneously, acidic cleaning jar 54 connects chlorine dioxide storage tank 5, and chlorine dioxide is by 7 supplies of chlorine dioxide supply pipe, and described chlorine dioxide supply pipe 7 is equipped with a plurality of control valves and pump.Described alkaline cleaner jar 56 connects NaOH storage tank 6, and NaOH is by 8 supplies of NaOH supply pipe, and described NaOH supply pipe 8 is equipped with a plurality of control valves and pump.
Then, in the middle of described acid clean chamber 23, be equipped with the 1st dielectric layer 16, be equipped with the acidic cleaning gondola water faucet 20 that is used to spray acidic cleaning in the 1st dielectric layer 16 upper ends.Described the 1st dielectric layer 16 utilizes with both porous plates of take the altitude and is laminated into the medium of both sizings and forms.The 1st dielectric layer 16 has reduced the flowing velocity of the foul gas that flows into acid clean chamber 23, thereby and the time of contact, the contact area that have increased with acidic cleaning improved reaction efficiency.Acidic cleaning gondola water faucet 20 is connected with acidic cleaning jar 54, and acidic cleaning is supplied by acidic cleaning circulation pipe 27.Described acidic cleaning circulation pipe 27 is equipped with oxidant and acidic cleaning circulating pump 13.
Therefore, after foul gas flows into from 23 belows, acid clean chamber, the acidic cleaning reaction by spraying in described the 1st dielectric layer 16 and the acidic cleaning gondola water faucet 20 in uphill process, and remove alkaline foul gas such as ammonia, trimethylamine.Not treatable foul gas then flows into alkaline clean room 24 by separating plate 17 in the acid clean chamber 23, and employed acidic cleaning then is discharged in the acidic cleaning jar 54 by acidic cleaning delivery pipe 59 in the acid clean chamber 23.At this moment, the part acidic cleaning that is sprayed onto acid clean chamber 23 can together pass through the alkaline clean room 24 of separating plate 17 inflows with untreated foul gas.
Described separating plate 17 is divided acid clean chamber 23 and alkaline clean room 24, and is equipped with opening port 25, and described opening port 25 is used to make untreated foul gas and residue oxidizing gas to pass through.Simultaneously, separating plate 17 upper ends are furnished with shutter 18, and described shutter 18 flows freely the gas that flows into alkaline clean room 24 by opening port 25, simultaneously, plays making gas evenly spread to the effect of alkaline clean room 24 inside.
Preferably form vertical wall upwards around the opening port 25 that on described separating plate 17, forms in advance, described shutter 18 edges form vertical wall downwards in advance, and separating plate 17 and shutter 18 are installed at certain intervals, so that form the passage of a determining deviation between the vertical wall of the vertical wall of opening port 25 and shutter 18, thereby make untreated foul gas and remaining oxidizing gas be flowed into alkaline clean room 24 by this passage, and the alkaline cleaner that alkaline clean room 24 is sprayed flow into acid clean chamber 23.Simultaneously, alkaline cleaner delivery pipe 58 is installed, is used to make alkaline clean room 24 alkaline cleaner that uses row alcaliotropism washing tank 56 in a side of separating plate 17.
In addition, in the middle of alkaline clean room 24, the 2nd dielectric layer 26, the 2 dielectric layers 26 upper ends are installed and are equipped with the alkaline cleaner gondola water faucet 21 that is used to spray alkaline cleaner.Described the 2nd dielectric layer 26 utilizes with both porous plates of take the altitude and is laminated into the dielectric layer of both sizings and forms.Described medium is for being applicable to various and the unresponsive medium of cleaning agent.Described the 2nd dielectric layer 26 has reduced foul gas that flows into alkaline clean room 24 and the flowing velocity that remains oxidizing gas, simultaneously, thereby has increased the efficient that has improved reaction with time of contact, the contact area of alkaline cleaner.And alkaline cleaner gondola water faucet 21 is connected with alkaline cleaner jar 56, and alkaline cleaner is by 29 supplies of alkaline cleaner circulation pipe, and described alkaline cleaner circulation pipe 29 is equipped with alkaline cleaner circulating pump 12.
Therefore, after untreated foul gas and residue oxidizing gas flow into alkaline clean room 24 belows by the passage between separating plate 17 and the shutter 18, be untreated foul gas and residue oxidizing gas through the 2nd dielectric layer 26 uphill process in, in the alkaline cleaner that sprays by alkaline cleaner gondola water faucet 21 and acid foul gas and residue oxidizing gases such as hydrogen sulfide, methyl mercaptan, propionic acid.
As mentioned above, in the up and down separate type washer 50 of the present invention and acid clean room 23 or the remaining residue oxidizing gas in reaction back in the oxidation unit 30 rapidly, i.e. chlorine dioxide pollutes for 2 times that prevent to cause because of oxidizing gas.At last the gas of handling through parlkaline clean room 24 is arranged to the external world back by the demister 19 that is installed in alkaline clean room 24 upper ends.Described demister 19 is used for removing the moisture content that gas after treatment contains, and prevents to discharge moisture content to the external world.
As mentioned above, separate type washer 50 up and down of the present invention forms acid clean chamber 23 and alkaline clean room 24 washing tank 51 inside respectively from top to bottom by above-below direction, in its lower end adjacent acidic cleaning jar 54 and alkaline cleaner jar 56 are installed, not only dwindled the washer space, also can allow the sprinkling of acidic cleaning and alkaline cleaner and circulation form automatically.
In addition, the present invention uses as acidic cleaning and alkaline cleaner by chlorine dioxide and the NaOH that is produced by chlorine dioxide and NaOH generator 10, the residue oxidizing gas that produces in the acid clean operation neutralizes by its alkaline cleaning process in upper end, can prevent to cause 2 pollutions.
As mentioned above, utilize separate type washer 50 up and down of the present invention, in acid clean chamber 23, can remove alkaline odorants such as ammonia, trimethylamine, can remove acid odorants such as hydrogen sulfide, methyl mercaptan, propionic acid at alkaline clean room 24.But picture dimethyl sulfide, DMDS, acetaldehyde etc. are contained in that problem that the neutral odorant in the foul gas only depends on acid clean and alkaline cleaning thoroughly to remove still exists.
For this reason, deodorization device of the present invention also has been equipped with the oxidation unit rapidly 30 of neutral radical odorants such as cacodyl oxide sulphur, DMDS, acetaldehyde rapidly, this device can the foul gas of separate type washer 50 sprays or spraying oxidant, i.e. chlorine dioxide to flowing into up and down.
As Fig. 3 and even shown in Figure 5, oxidation unit 30 comprises rapidly: mixing drum 35 rapidly, and its level is installed on the both sizings cylinder or square tube of separate type washer 50 1 sides up and down; A plurality of oxidant shower nozzles 31, these a plurality of oxidant shower nozzles 31 are used for to 35 inner the sprinklings or the spraying aqueous solution of chlorine dioxide of mixing drum rapidly; Oxidant supply pipe 34, it is to a plurality of oxidant shower nozzle 31 supply oxidants.
And a plurality of oxidant supply pipes 34 are connected with acidic cleaning jar 54 by oxidant master supply pipe 36, and acidic cleaning is by circulation pipe 27 supplies, and connection is equipped with oxidant and acidic cleaning circulating pump 13 on the described circulation pipe 27.At this moment, also can be equipped with the acidic cleaning gondola water faucet 20 that sprays acidic cleaning between described oxidant master supply pipe 36 and the acidic cleaning circulation pipe 27.
As mentioned above, oxidant and acidic cleaning utilize an acidic cleaning jar 54 and acidic cleaning circulation pipe 27 to supply, and can simplify whole equipment configuration.Also can directly be connected on the acidic cleaning circulation pipe 27 or directly be connected on the acidic cleaning jar 54 oxidant master supply pipe 36.
On the one hand, at described 30 front ends of oxidation unit rapidly pressure fan 22 is installed, so that foul gas is fed to mixing drum 35 inside rapidly, in addition, also is furnished with the stirring pressure fan in mixing drum 35 inside rapidly, this stirs the foul gas that the pressure fan supply is flowed, and the eddy current that is used for the reaction of accelerating oxidation agent and odorant forms the operating efficiency of device 40.
As Fig. 4 and even shown in Figure 8, eddy current forms device 40 and is installed in mixing drum 35 inside rapidly along its length, in order to stir the mobile foul gas air-flow with the rotation of mixing drum 35 rapidly.Described eddy current forms device 40 and comprises: fixed axis 41, and it is installed in mixing drum 35 centers rapidly along its length; A plurality of agitation blades 44, it keeps at a certain distance away along its length and is installed on the outer peripheral face of described eddy current formation device 40.At this moment, adjacent agitation blades 44 is installed on the fixed axis 41, and can be the center rotation by fixed axis 41.Make these blades have identical corner, and a plurality of agitation blades 44 are all equidistantly installed.
And, for described agitation blades 44, be that the center symmetry is installed a pair of blade 42,43 preferably with fixed axis 41.For example, make described agitation blades 44 two sides form hexagonal angle, and make the installation direction of left side blade 42 and right side blade 43 opposite, blade 42 guiding foul gas in left side are flowed to be rotated to the left, be installed in the mobile rotation to the right of right side blade 43 guiding foul gas and make, thereby promote the rapid mixing of foul gas and oxidant.
Therefore, air-flow at foul gas is formed under device 40 agitated conditions by eddy current, mixing drum 35 inner a plurality of oxidant shower nozzles of installing 31 spray or the spraying oxidant rapidly, even time of contact, fully reaction took place short oxidant and the foul gas of also allowing, remove neutral radical odorants such as dimethyl sulfide contained in the foul gas, DMDS, acetaldehyde.
Then, in the neutral odorant oxidized foul gas and with the remaining oxidant in odorant reaction back, flow into mixing drum 35 rear ends communicate rapidly acid clean chamber 23 in.The liquid oxidizer that flows into acid clean chamber 23 is recycled in the acidic cleaning jar 54 by acidic cleaning delivery pipe 59.At this moment, flow into because of the part gaseous oxidizer above the 1st dielectric layer 16 of acid clean chamber 23, so it can be used as acidic cleaning.
As shown in Figure 8, oxidation unit rapidly 30 of the present invention can be square tubular.Mixing drum 35 is square rapidly, and oxidant supply pipe 34 is installed on a plurality of oxidant shower nozzles 31, and ring-type also is square.
On the other hand, Fig. 5 and even Fig. 8 be for to be installed in the example of mixing drum 35 inside rapidly with oxidant supply pipe 34, but also can only oxidant shower nozzle 31 be installed in rapidly mixing drum 35 inside, oxidant supply pipe 34 is installed in mixing drum 35 outsides rapidly.And described mixing drum rapidly 35 rear ends directly are connected a side of acid clean chamber 23, but also can adopt alternate manner to connect.In addition, but on drawing horizontal arrangement mixing drum 35 rapidly, but also can adopt different directions or different angles to be configured.
As mentioned above, air cleaning unit of the present invention and method thereof, alkalescence and acidic groups foul gas are being carried out once oxidation in the oxidation unit 30 rapidly, removing dimethyl sulfide in the foul gas, behind the neutral radical foul gas such as DMDS, acetaldehyde, making it flow into up and down separate type washer 50 again and remove.
That is, the foul gas that flows into separate type washer 50 up and down at first 23 is removed the foul gas (for example alkaline odorant) that available acidic cleanings such as ammonia, trimethylamine are removed with the acidic cleaning reaction in the acid clean chamber.Afterwards, flow into alkaline clean room 24 through the remaining oxidizing gas in reaction back in the untreated foul gas of acid clean process and oxidizing process and the acid clean process.In alkaline clean room 24, available alkalescence cleaning such as hydrogen sulfide, methyl mercaptan, propionic acid is removed in the foul gas (for example acid odorant) that the parlkaline cleaning course is removed, and simultaneously, can neutralize and remove remaining oxidizing gas.
On the other hand, pH/ORP determinator 14 and chlorine dioxide determinator 15 in acidic cleaning jar 54, be equipped with.In by acid clean and oxidation operation, if chlorine dioxide concentration is lower than standard, promptly start a plurality of valves and pump, make chlorine dioxide storage tank 5 supply chlorine dioxide.And, also dispose pH/ORP determinator 14 in the described alkaline cleaner jar 56.Equally, in carrying out acid clean and oxidation operation, if naoh concentration is lower than proper standard, pH/ORP determinator 14 promptly sends control signal, makes NaOH storage tank 6 supply NaOH.Therefore, air cleaning unit of the present invention also is equipped with control device, and it starts various control valves and pump according to chlorine dioxide and naoh concentration.
As mentioned above, the present invention is by oxidation unit 30 and separate type washer 50 rapidly up and down, the various odorants that contained of full scale clearance foul gas successively not only, also can be by being installed in the demister 19 of washing tank 51 upper ends, after the moisture content removing that contains in the gas after treatment, discharge again.
Claims (10)
1. air purification method, be made up of oxidation operation, acid clean operation, alkaline cleaning process, its characteristics are: can mix with oxidant by the odorant that oxidation Decomposition is removed and be removed in the foul gas that oxidation operation makes malodor source produce in oxidation unit rapidly; The acid clean operation utilizes acidic cleaning that the odorant of removing through available acid clean method in the foul gas of above-mentioned oxidizing process is washed removing at the acid clean reative cell; The alkalescence cleaning process utilizes odorant and the residue acidic cleaning that available alkaline clean method is removed in alkaline cleaner washing and the foul gas of removing through the acid clean operation at alkaline chamber cleaning,
Oxidant that uses in above-mentioned oxidation operation and the acid clean operation and acidic cleaning have the aqueous solution of chlorine dioxide that the chlorine dioxide that produces in the chlorine dioxide of electrolytic cell and the NaOH generator is made as utilization, and the alkaline cleaner that uses in the alkaline cleaning process is the sodium hydrate aqueous solution that the NaOH that produces in above-mentioned chlorine dioxide and the NaOH generator is made.
2. air purification method according to claim 1 is characterized in that, in oxidation operation, sprays or the spraying aqueous solution of chlorine dioxide to the oxidation unit rapidly that foul gas the passed through inside that malodor source produces.
3. air purification method according to claim 1 and 2 is characterized in that, in the acid clean operation, to dielectric layer, promptly through oxidation unit rapidly and spray aqueous solution of chlorine dioxide above the dielectric layer that foul gas passed through that is not eliminated.
4. air purification method according to claim 3 is characterized in that, in alkaline cleaning process, to dielectric layer, promptly sprays sodium hydrate aqueous solution above the dielectric layer that foul gas passed through that is not eliminated through the acid clean reative cell.
5. an air purification method is characterized in that, comprising:
Utilize electrolysis to produce the chlorine dioxide and the NaOH generation operation of chlorine dioxide and NaOH;
The foul gas that produces to malodor source sprays or spraying contains the aqueous solution of the chlorine dioxide that is produced in described chlorine dioxide and NaOH generation operation, by mixing the oxidation operation of removing the gas that available oxidation Decomposition is removed in the foul gas rapidly;
Above the dielectric layer that foul gas passed through that flows into through oxidation operation, sprinkling contains the aqueous solution of the chlorine dioxide that is produced in described chlorine dioxide and NaOH generation operation, removes the acid clean operation of the gas that available acidic cleaning is removed in the foul gas;
Above the dielectric layer that unprocessed foul gas passed through that flows into through the acid clean operation, sprinkling contains the aqueous solution of the NaOH that is produced in described chlorine dioxide and NaOH generation operation, removes the alkaline cleaning process of the gas that available alkaline washing is removed in the foul gas;
The operation of the sodium hydrate aqueous solution that uses in the aqueous solution of chlorine dioxide that uses in recovery and circulate described oxidation operation and the acid clean operation, the alkaline cleaning process.
6. air purifier, it is characterized in that: this air purifier is equipped with the open washing tank of upper and lower side in order to clean foul gas, this air purifier comprises oxidation unit, acid clean chamber, alkaline clean room and chlorine dioxide and NaOH generator rapidly
Oxidation unit is connected washing tank one side rapidly, sprays or the spraying oxidant to the foul gas that flows into washing tank, to remove the foul gas that available oxidative decomposition method is removed in the foul gas;
The acid clean chamber is installed in the washing tank lower end, and be formed with through the 1st dielectric layer that foul gas passed through of oxidation unit rapidly, spray acidic cleaning to described dielectric layer top, remove the foul gas of available acid clean in the foul gas that passes dielectric layer;
The alkalescence clean room is installed in upper end, acid clean chamber, and be formed with the 2nd dielectric layer that foul gas passed through that is untreated through described acid clean chamber, spray alkaline cleaner to described dielectric layer top, the foul gas of available alkalescence cleaning in the foul gas of dielectric layer is passed in removing, the acidic cleaning of neutralization residue simultaneously;
Chlorine dioxide and NaOH generator utilize electrolysis to produce chlorine dioxide and NaOH, so that to aqueous solution of chlorine dioxide is supplied, alcaliotropism clean room supply sodium hydrate aqueous solution in oxidation unit and acid clean chamber rapidly.
7. air purifier according to claim 6, it is characterized in that, also be included in middle separating plate and the shutter that forms opening port of washing tank, the untreated foul gas that separating plate is let pass and risen through on the acid clean chamber, the alkaline cleaner that stops alkaline clean room to spray flows to the acid clean chamber downwards; It separates the certain distance installation to shutter relatively in the opening port upper end.
8. air purifier is characterized in that: this air purifier is equipped with the open washing tank of upper and lower side in order to clean foul gas, this air purifier comprises oxidation unit, acid clean chamber, alkaline clean room rapidly,
Oxidation unit is connected washing tank one side rapidly, sprays or the spraying oxidant to the foul gas that flows into washing tank, to remove the foul gas that available oxidative decomposition method is removed in the foul gas;
The acid clean chamber is installed in the washing tank lower end, and be formed with through the 1st dielectric layer that foul gas passed through of oxidation unit rapidly, spray acidic cleaning to described dielectric layer top, remove the foul gas of available acid clean in the foul gas that passes dielectric layer;
The alkalescence clean room is installed in upper end, acid clean chamber, and be formed with the 2nd dielectric layer that foul gas passed through that is untreated through described acid clean chamber, spray alkaline cleaner to described dielectric layer top, the foul gas of available alkalescence cleaning in the foul gas of dielectric layer is passed in removing, the acidic cleaning of neutralization residue simultaneously
Described oxidation unit rapidly comprises by the mixing drum rapidly of both sizings that foul gas passed through of pressure fan supply, be installed in that mixing drum rapidly is inner to be sprayed or the oxidant shower nozzle of spraying oxidant and install and be used to stir the eddy current that foul gas flows for the oxidant supply pipe of described a plurality of oxidant shower nozzles supply oxidants, in mixing drum inside rapidly along its length and form device.
9. air purifier according to claim 8, it is characterized in that, eddy current forms a plurality of agitation blades that fixed axis that device comprises that mixing drum center is rapidly installed along its length and described fixed axis outer peripheral face are installed along its length at certain intervals, and the oxidant shower nozzle is installed between adjacent agitation blades.
10. air purifier according to claim 8 is characterized in that, the left side blade that flows to the anticlockwise foul gas in the agitation blades and install with symmetrical structure to the right side blade that the right rotation foul gas flows.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090043457A KR100932517B1 (en) | 2009-05-19 | 2009-05-19 | Air purification apparatus which maximizes treatment efficiency and method the same |
| KR10-2009-0043457 | 2009-05-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101890282A true CN101890282A (en) | 2010-11-24 |
| CN101890282B CN101890282B (en) | 2013-03-27 |
Family
ID=41684396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101752820A Expired - Fee Related CN101890282B (en) | 2009-05-19 | 2010-05-18 | Air purifier and method thereof |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR100932517B1 (en) |
| CN (1) | CN101890282B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103272463A (en) * | 2013-05-23 | 2013-09-04 | 杭州国泰环保科技有限公司 | Process for treating malodorous gases in sludge |
| CN103813985A (en) * | 2011-08-23 | 2014-05-21 | 技术获胜者有限公司 | Scrubber system having an automatic generator for an oxidizing-absorbing agent |
| WO2014154012A1 (en) * | 2013-03-25 | 2014-10-02 | 北京玉珠峰科技有限公司 | Environmentally-friendly indoor air purification, disinfection, humidification and dehumidification device |
| CN108348847A (en) * | 2015-11-02 | 2018-07-31 | 郑在亿 | Compound odor destruction equipment |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101162733B1 (en) * | 2009-12-28 | 2012-07-05 | 정광훈 | Waste pyrolysis system for combustible waste in vacuum without oxygen |
| KR101300234B1 (en) * | 2010-08-19 | 2013-08-26 | 조병길 | Apparatus and Method for Removing Livestock Excrement Odor Using Photo-Oxidation Process |
| KR101306139B1 (en) | 2011-03-30 | 2013-09-09 | 이현우 | Deodorization apparatus of exhust gas with high efficiency |
| KR101142967B1 (en) | 2011-11-03 | 2012-05-08 | 중앙종합기계(주) | Offensive odor treatment appartaus using tornado and ion water |
| KR101298376B1 (en) * | 2013-01-11 | 2013-08-20 | (주)엠비티 | Deodorizing apparatus installed to air ducts |
| KR101654554B1 (en) * | 2015-12-17 | 2016-09-06 | 한국환경시스템 주식회사 | Apparatus for odor treatment having an air mixer for oxidation and method thereof |
| KR101839844B1 (en) * | 2015-12-30 | 2018-03-19 | 주식회사 이노푸스 | air sterilization, disinfection and deodorization equipment and method with circulation function and keeping density of Chlorine dioxide |
| CN107376831A (en) * | 2017-09-05 | 2017-11-24 | 大连沐美科技有限公司 | The compound air purification material of the purification factor containing CLO receives net stone and preparation method thereof |
| CN107836464A (en) * | 2017-11-29 | 2018-03-27 | 济南科琳宝环境科技有限公司 | A kind of chlorine dioxide disinfection liquid preparation system |
| KR102182932B1 (en) | 2019-02-22 | 2020-11-26 | 주식회사 유진테크 | Advanced deodorizing Conveying duct for humid air in waste treating facility |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54150367A (en) * | 1978-05-18 | 1979-11-26 | Mitsubishi Electric Corp | Deodorizing apparatus |
| JPS5615824A (en) * | 1979-07-18 | 1981-02-16 | Hitachi Ltd | Treatment of offensive odor gas |
| CN1293933C (en) * | 2002-06-05 | 2007-01-10 | 埃克森美孚研究工程公司 | Process for reducing NOx in waste gas streams using chlorine dioxide |
| CN101385942A (en) * | 2008-10-13 | 2009-03-18 | 浙江大学 | Liquid-phase oxidation-absorption two-stage wet method flue-gas denitration technique |
-
2009
- 2009-05-19 KR KR1020090043457A patent/KR100932517B1/en active IP Right Grant
-
2010
- 2010-05-18 CN CN2010101752820A patent/CN101890282B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54150367A (en) * | 1978-05-18 | 1979-11-26 | Mitsubishi Electric Corp | Deodorizing apparatus |
| JPS5615824A (en) * | 1979-07-18 | 1981-02-16 | Hitachi Ltd | Treatment of offensive odor gas |
| CN1293933C (en) * | 2002-06-05 | 2007-01-10 | 埃克森美孚研究工程公司 | Process for reducing NOx in waste gas streams using chlorine dioxide |
| CN101385942A (en) * | 2008-10-13 | 2009-03-18 | 浙江大学 | Liquid-phase oxidation-absorption two-stage wet method flue-gas denitration technique |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103813985A (en) * | 2011-08-23 | 2014-05-21 | 技术获胜者有限公司 | Scrubber system having an automatic generator for an oxidizing-absorbing agent |
| WO2014154012A1 (en) * | 2013-03-25 | 2014-10-02 | 北京玉珠峰科技有限公司 | Environmentally-friendly indoor air purification, disinfection, humidification and dehumidification device |
| CN103272463A (en) * | 2013-05-23 | 2013-09-04 | 杭州国泰环保科技有限公司 | Process for treating malodorous gases in sludge |
| CN103272463B (en) * | 2013-05-23 | 2015-12-02 | 杭州国泰环保科技股份有限公司 | Foul gas treatment process in mud |
| CN108348847A (en) * | 2015-11-02 | 2018-07-31 | 郑在亿 | Compound odor destruction equipment |
| CN108348847B (en) * | 2015-11-02 | 2021-02-26 | 郑在亿 | Composite stink removing equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100932517B1 (en) | 2009-12-17 |
| CN101890282B (en) | 2013-03-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101890282B (en) | Air purifier and method thereof | |
| JP4222786B2 (en) | Deodorizing / purifying method and apparatus for exhaust or smoke | |
| US3923955A (en) | Process for deodorising waste or exhaust gases | |
| KR101987067B1 (en) | AN APPARATUS FOR REMOVING VOCs USING DUST SCRUBBER WITH UV LAMP AND ELECTROLYSIS DEVICE | |
| US6462250B1 (en) | Method for decomposing halogenated aliphatic hydrocarbon compounds having adsorption process and apparatus for decomposition having adsorption means | |
| KR102202651B1 (en) | Deodorizing system using medicine fluid and single tower for acidic and alkaline gas | |
| EP1110629A2 (en) | Method and apparatus for purifying polluted soil and for decomposing polluted gas | |
| JP5283152B2 (en) | Pollutant gas purification method and purification mechanism | |
| JP5197306B2 (en) | Air purification device | |
| CN215654635U (en) | A supporting deodorization system for alkali slag resourceful treatment | |
| KR101300234B1 (en) | Apparatus and Method for Removing Livestock Excrement Odor Using Photo-Oxidation Process | |
| KR100999564B1 (en) | Wet Processing System for efficiency hybrids VOCs using multi Vortex and bio filter | |
| KR101553927B1 (en) | Stench reducing apparatus with chemical recycling type | |
| WO2013085099A1 (en) | Odour-scrubbing device using liquid aqueous ozone generator | |
| KR100502946B1 (en) | Method of treating substance to be degraded and its apparatus | |
| KR102209434B1 (en) | Method and system for ordor treatment using adsorption tower and electrolytic oxidation apparatus | |
| CN112791555A (en) | Waste gas treatment device | |
| KR101775118B1 (en) | Method for reducing water and air pollutant | |
| JP2002001055A (en) | Deodorization apparatus | |
| JP2010022959A (en) | Deodorization apparatus | |
| JP2006346258A (en) | Washing machine | |
| JP5153565B2 (en) | Wastewater treatment method | |
| KR20230050651A (en) | Sewage treatment plant odor removal device and composition of deodorant | |
| JP2001179046A (en) | Method for deodorizing and cleaning exhaust gas or flue gas | |
| CN110711484A (en) | A clarification plant that is used for weaving printing factory sewage treatment back to discharge waste gas |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20170518 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |