CN108786396A - Odor treatment method for drying system of defecating between environmentally-friendly sanitary - Google Patents
Odor treatment method for drying system of defecating between environmentally-friendly sanitary Download PDFInfo
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- CN108786396A CN108786396A CN201810602191.7A CN201810602191A CN108786396A CN 108786396 A CN108786396 A CN 108786396A CN 201810602191 A CN201810602191 A CN 201810602191A CN 108786396 A CN108786396 A CN 108786396A
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- defecating
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- 238000001035 drying Methods 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 21
- 239000007921 spray Substances 0.000 claims abstract description 123
- 239000007788 liquid Substances 0.000 claims abstract description 43
- 239000007789 gas Substances 0.000 claims abstract description 42
- 230000001699 photocatalysis Effects 0.000 claims abstract description 41
- 238000007146 photocatalysis Methods 0.000 claims abstract description 41
- 239000000945 filler Substances 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000012360 testing method Methods 0.000 claims abstract description 12
- 238000004332 deodorization Methods 0.000 claims abstract description 11
- 239000002912 waste gas Substances 0.000 claims abstract description 9
- 238000001514 detection method Methods 0.000 claims abstract description 8
- 238000012545 processing Methods 0.000 claims abstract description 8
- 238000012856 packing Methods 0.000 claims description 17
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 15
- 239000000341 volatile oil Substances 0.000 claims description 10
- 241000196324 Embryophyta Species 0.000 claims description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 6
- 239000004408 titanium dioxide Substances 0.000 claims description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 239000003610 charcoal Substances 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 239000012028 Fenton's reagent Substances 0.000 claims description 4
- 230000003197 catalytic effect Effects 0.000 claims description 4
- 235000005979 Citrus limon Nutrition 0.000 claims description 3
- 244000131522 Citrus pyriformis Species 0.000 claims description 3
- 241000234435 Lilium Species 0.000 claims description 3
- 235000011449 Rosa Nutrition 0.000 claims description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 3
- 230000004907 flux Effects 0.000 claims description 2
- 244000299507 Gossypium hirsutum Species 0.000 claims 1
- 244000082204 Phyllostachys viridis Species 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 241001330002 Bambuseae Species 0.000 description 4
- 241000219146 Gossypium Species 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical compound SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000003205 fragrance Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical group 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000005180 public health Effects 0.000 description 1
- 238000005215 recombination Methods 0.000 description 1
- 230000006798 recombination Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/007—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 irradiation
-
- 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
- B01D53/1487—Removing organic compounds
-
- 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
-
- 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
- B01D53/18—Absorbing units; Liquid distributors therefor
- B01D53/185—Liquid distributors
-
- 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
- B01D53/38—Removing components of undefined structure
- B01D53/44—Organic components
-
- 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
- B01D53/75—Multi-step processes
-
- 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
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- 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
- B01D53/86—Catalytic processes
- B01D53/8678—Removing components of undefined structure
- B01D53/8687—Organic components
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/804—UV light
Abstract
For the odor treatment method for drying system of defecating between environmentally-friendly sanitary, it is related to waste gas purification.The stool drying and processing system chosen in the public restroom squatted over a pit to relieve oneself containing at least two carries out deodorization test；The exhaust outlet for drying and processing system of defecating is connect with filter device, set gradually level-one spray column, two level spray column, photocatalysis apparatus and low-temperature plasma device, the water circulating pump of anticorrosive property is equipped in level-one spray column and two level spray column, level-one spray column and two level spray column are internally provided with two layers of photocatalysis filler, and level-one spray liquid and two level spray liquid are prepared respectively, to increase the contact area of solution-air；The gas of deodorization test is passed through into photocatalysis apparatus and low-temperature plasma device, front and back detection is carried out to the gas by photocatalysis apparatus and low-temperature plasma device, the front and back data of detection are obtained, gas after testing is discharged by the gas outlet of connecting pipe, wind turbine and exhaust pipe.
Description
Technical field
The present invention relates to waste gas purifications, are especially for the Odor control side of stool drying system between environmentally-friendly sanitary
Method.
Background technology
Public restroom is an essential part in city, with the development of economy and society, people are to public health
Between requirement raising also increasingly, the size of stink is an important mark fine or not between weighing contemporary health wherein in toilet
It is accurate.And most toilet deodorization equipment is just for the stink come out in toilet space at present, wherein common
Method have, burn stacte, place and can absorb the deodorization bag of stink, place fragrance, installation frangrance spraying device, replace floor drain etc..
Invention content
It is for stool drying system production in novel environment friendly toilet it is an object of the invention to technical problems to be solved
The problem of raw foul smell, providing has the characteristics that simple in structure, easy to maintain, treating capacity is big dries for defecating between environmentally-friendly sanitary
The odor treatment method of system.
The present invention is used for drying system odor treating device of defecating between environmentally-friendly sanitary, described for big between environmentally-friendly sanitary
Just drying system odor treating device be equipped with filter device, level-one spray column, two level spray column, photocatalysis apparatus, low temperature etc. from
Daughter device, connecting pipe, wind turbine and exhaust pipe；For the exhaust outlet for drying system odor treating device of defecating between environmentally-friendly sanitary
Level-one spray column, two level spray column, photocatalysis apparatus, low-temperature plasma device, connecting tube are passed through by the outlet of filter device
Road, wind turbine are vented by the air outlet of exhaust pipe.
The level-one spray column and two level spray column are equipped with spray equipment, strainer, blender, water circulating pump and spray liquid
The top of liquor charging pipeline, spray equipment is equipped with Waste gas outlet, and spray liquid liquor charging pipeline is located at the top of spray equipment, spray liquid
Liquor charging pipeline is equipped with atomizer, and the liquor charging pipeline of spray liquid liquor charging pipeline is sent into the outside of strainer, strainer through water circulating pump
It is located at the outside at the top of spray equipment, glazing catalytic filler layer and lower photocatalysis packing course are equipped in the lower section of atomizer, upper
Photocatalysis packing layer and lower photocatalysis packing course are equipped with ultraviolet lamp layers, spray liquid are equipped in the bottom of spray equipment, in spray equipment
Outside be equipped with overhauls window and waste gas inlet, blender is located at the side of spray equipment bottom.
Multistage strainer can be used in the filter device, and the materials such as pp cottons, bamboo charcoal fiber, glass fibre can be used in the strainer
It makes.
It is equipped with twice packing layer in the level-one spray column and two level spray column.Level-one spray column is internally provided with load
The packing layer of photochemical catalyst is equipped with ultraviolet lamp, the exhaust gas and spray liquid that can effectively degrade by packing layer between packing layer
In organic matter etc., further increase foul gas treatment effeciency.
The odor treatment method for stool drying system between environmentally-friendly sanitary includes the following steps：
1) the stool drying and processing system chosen in the public restroom squatted over a pit to relieve oneself containing at least two carries out deodorization test；
2) exhaust outlet for drying and processing system of defecating is connect with filter device, sets gradually level-one spray column, two level spray
Tower, photocatalysis apparatus and low-temperature plasma device are drenched, the following equipped with anticorrosive property in level-one spray column and two level spray column
Ring water pump, level-one spray column and two level spray column are internally provided with two layers of photocatalysis filler, and prepare level-one spray liquid and two respectively
Grade spray liquid, to increase the contact area of solution-air；
3) gas by deodorization test passes through photocatalysis apparatus and low-temperature plasma device, to by photocatalysis apparatus and
The gas of low-temperature plasma device carries out front and back detection, obtains the front and back data of detection, and gas after testing passes through connecting tube
The gas outlet in road, wind turbine and exhaust pipe is discharged.
In step 1), the latrine pit can be used 5~10 latrine pit, the area of the public restroom can for 30~
100m2。
In step 2), strainer can be arranged in the inside of the photocatalysis apparatus；Multistage strainer can be used in the strainer, described
Strainer can be made of materials such as pp cottons, bamboo charcoal fiber, glass fibres.The level-one spray liquid can be the carbon of mass concentration 0.5%
Acid sodium solution or Fenton reagent；The two level spray liquid can be the plants essential oil of mass concentration 0.1%, and the plants essential oil is optional
From including at least one of Rosa Damascana, lemon, lily essential oil etc.；The spray of the level-one spray liquid and two level spray liquid
Leaching amount can be 0.2~1.5L/m3, preferably 1L/m3；Ultraviolet lamp can be equipped between two layers of photocatalysis filler；The photocatalysis
Titanium dioxide can be used in filler, and the P25 bought from Degussa companies can be used in the titanium dioxide, and the P25 contains 20%
Rutile-type and 80% anatase titanium dioxide.
In the present invention, the foul gas of generation is dried by under the action of wind turbine, by the filter device of dust, passing through
The foul gas of filter device is introduced into level-one spray column and two level spray column successively from bottom to top under the action of wind turbine, and one
Twice packing layer is set in grade spray column and two level spray column, increases the contact area in gas and spray liquid exchange process, has
Foul gas is absorbed to the greatest extent beneficial to spray liquid.
Gas after spray equipment is washed enters photocatalysis apparatus or low-temperature plasma device, remaining big portion
Point polluted gas is carbon dioxide and water by oxygenolysis, and last gas up to standard is discharged by wind turbine in air.
The air quantity for the toilet deodorization equipment that the present invention uses according to the treating capacity of the stool drying system in toilet and
Area of toilet etc. is because of usually comprehensive consideration, preferred air quantity ranging from 3000~20000m3/h。
The operation principle and the course of work of the present invention is as follows：
The foul gas that toilet drying system generates is mainly the organic gas containing acidity, therefore is adopted in spray column
With alkaline matter or oxidizing substance, selection aqueous sodium carbonate or Fenton reagent are since its is cheap, chemical property is steady
Calmly, the advantages that not any toxic side effect, foul gas and spray liquid can be connect to the greatest extent when carrying out convection current
It touches so that the acid organic gas in foul gas can be good at very spray liquid and be reacted, and deodorizing effect is apparent, and gas exists
When by two level spray column, essential oil liquid can wrap up the partial organic substances matter in gas, and peculiar smell disappears, then exhaust gas is drawn
Enter photocatalysis apparatus or low-temperature plasma device, can make partial organic substances be decomposed into carbon dioxide and water make it is finally discharged
The discharge standard of gas recombination country, the equipment that the present invention uses are conventional waste gas pollution control and treatment equipment, simple easily to realize, can be into
Row is large-scale to be promoted.
Description of the drawings
Fig. 1 is the process flow chart of the embodiment of the present invention.
Fig. 2 is the spray column structure composition schematic diagram of the embodiment of the present invention.
Specific implementation mode
Following embodiment will the present invention is further illustrated in conjunction with attached drawing.
Referring to Fig. 1 and 2, the embodiment of the present invention is used for drying system odor treating device of defecating between environmentally-friendly sanitary, institute
It states and is equipped with filter device 01, level-one spray column 02, two level spray for stool drying system odor treating device between environmentally-friendly sanitary
Tower 03, photocatalysis apparatus 04, low-temperature plasma device 05, connecting pipe 06, wind turbine 07 and exhaust pipe 08；For environmentally-friendly sanitary
Between stool drying system odor treating device exhaust outlet by filter device 01 outlet pass through level-one spray column 02, two level spray
Tower 03, photocatalysis apparatus 04, low-temperature plasma device 05, connecting pipe 06, wind turbine 07 are vented by the air outlet of exhaust pipe 08.
The level-one spray column 02 and two level spray column 03 are equipped with spray equipment 1, strainer 8, blender 9, water circulating pump
10 and spray liquid liquor charging pipeline 12, the top of spray equipment 1 is equipped with Waste gas outlet 2, and spray liquid liquor charging pipeline 12 is located at spray
The top of device 1, spray liquid liquor charging pipeline 12 are equipped with atomizer 3, and the liquor charging pipeline of spray liquid liquor charging pipeline 12 is through cycle
Water pump 10 is sent into the outside of strainer 8, and strainer 8 is located at the outside at 1 top of spray equipment, and glazing is equipped in the lower section of atomizer 3
Catalytic filler layer 111 and lower photocatalysis packing course 112 are equipped with ultraviolet lamp in glazing catalytic filler layer 111 and lower photocatalysis packing course 112
Layer 5, spray liquid 7 is equipped in the bottom of spray equipment 1, and overhauls window 4 and waste gas inlet 6 are equipped in the outside of spray equipment 1,
Blender 9 is located at the side of 1 bottom of spray equipment.
Multistage strainer can be used in the filter device 01, and the materials such as pp cottons, bamboo charcoal fiber, glass fibre can be used in the strainer
Matter is made.
It is equipped with twice packing layer in the level-one spray column 02 and two level spray column 03.The inside of level-one spray column 02 is set
Have a packing layer of loaded optic catalyst, ultraviolet lamp be equipped between packing layer, can effectively degrade by packing layer exhaust gas and
Organic matter etc. in spray liquid, further increases foul gas treatment effeciency.
The odor treatment method for stool drying system between environmentally-friendly sanitary includes the following steps：
1) the stool drying and processing system chosen in the public restroom squatted over a pit to relieve oneself containing at least two carries out deodorization test；Institute
Latrine pit is stated using 5~10 latrine pits, the area of the public restroom is 30~100m2。
2) exhaust outlet for drying and processing system of defecating is connect with filter device 01, sets gradually level-one spray column 02, two
Grade spray column 03, photocatalysis apparatus 04 and low-temperature plasma device 05, set in level-one spray column 02 and two level spray column 03
There are the water circulating pump of anticorrosive property, level-one spray column 02 and two level spray column 03 to be internally provided with two layers of photocatalysis filler, and respectively
Level-one spray liquid and two level spray liquid are prepared, to increase the contact area of solution-air；
3) gas by deodorization test passes through photocatalysis apparatus 04 and low-temperature plasma device 05, to being filled by photocatalysis
The front and back detection of gas progress for setting to 04 and low-temperature plasma device 05, obtains the data before and after detection, gas after testing is logical
Cross the gas outlet discharge of connecting pipe 06, wind turbine 07 and exhaust pipe 08；Strainer can be arranged in the inside of the photocatalysis apparatus；It is described
Strainer is made using multistage strainer, the strainer of materials such as pp cottons, bamboo charcoal fiber, glass fibres.The level-one spray liquid is
The sodium carbonate liquor or Fenton reagent of mass concentration 0.5%；The two level spray liquid is the plants essential oil of mass concentration 0.1%,
It includes at least one of Rosa Damascana, lemon, lily essential oil etc. that the plants essential oil, which is selected from,；The level-one spray liquid and
The spray flux of two level spray liquid is 0.2~1.5L/m3, preferably 1L/m3；Ultraviolet lamp is equipped between two layers of photocatalysis filler；
The photocatalysis filler uses titanium dioxide, the titanium dioxide that the P25 bought from Degussa companies, the P25 is used to contain
20% rutile-type and 80% anatase titanium dioxide.
It is given below to being detected by the gas before and after equipment, administers front and back some of the contaminants concentrations versus's result
As shown in table 1.
Table 1
| Pollutant title | Concentration (mg/m before administering3) | Concentration (mg/m after improvement3) |
| Methyl mercaptan | 0.43 | 0.02 |
| Hydrogen sulfide | 1.5 | 0.01 |
| Styrene | 23 | 0.5 |
The nothing of above experimental result odor pollution object concentration is far below it is found that treated standard GB/T 14554-93
Organize the primary standard of emission source.
The foul gas of generation is introduced filter device first and removes particulate matter by the present invention, then exhaust gas is sequentially introduced into two
Foul gas is degraded or is dissolved in spray liquid by grade spray tower apparatus, and treated, and gas enters photocatalysis apparatus or low temperature etc.
Ion unit partial oxidation is decomposed into carbon dioxide and water, so that finally discharged gas is met national standard, avoids to environment
With the harm of human body, and the equal conventional equipment of equipment that the present invention takes is easy to operate, easy to maintain, is pushed away conducive to large-scale application
Extensively.
Claims (10)
1. the odor treatment method for drying system of defecating between environmentally-friendly sanitary, it is characterised in that using for big between environmentally-friendly sanitary
Just drying system odor treating device, it is described to be equipped with filtering dress for stool drying system odor treating device between environmentally-friendly sanitary
It sets, level-one spray column, two level spray column, photocatalysis apparatus, low-temperature plasma device, connecting pipe, wind turbine and exhaust pipe；Needle
The exhaust outlet of stool drying system odor treating device passes through level-one spray column, two by the outlet of filter device between environmentally-friendly sanitary
Grade spray column, photocatalysis apparatus, low-temperature plasma device, connecting pipe, wind turbine are vented by the air outlet of exhaust pipe；
The level-one spray column and two level spray column are equipped with spray equipment, strainer, blender, water circulating pump and spray liquid liquor charging
The top of pipeline, spray equipment is equipped with Waste gas outlet, and spray liquid liquor charging pipeline is located at the top of spray equipment, spray liquid liquor charging
Pipeline is equipped with atomizer, and the liquor charging pipeline of spray liquid liquor charging pipeline is sent into the outside of strainer through water circulating pump, and strainer is located at
Outside at the top of spray equipment is equipped with glazing catalytic filler layer and lower photocatalysis packing course in the lower section of atomizer, is urged in glazing
Change packing layer and lower photocatalysis packing course is equipped with ultraviolet lamp layers, spray liquid is equipped in the bottom of spray equipment, in the outer of spray equipment
Side is equipped with overhauls window and waste gas inlet, and blender is located at the side of spray equipment bottom；
It the described method comprises the following steps：
1) the stool drying and processing system chosen in the public restroom squatted over a pit to relieve oneself containing at least two carries out deodorization test；
2) by defecate drying and processing system exhaust outlet connect with filter device, set gradually level-one spray column, two level spray column,
Photocatalysis apparatus and low-temperature plasma device are equipped with the recirculated water of anticorrosive property in level-one spray column and two level spray column
Pump, level-one spray column and two level spray column are internally provided with two layers of photocatalysis filler, and prepare level-one spray liquid and two level spray respectively
Liquid is drenched, to increase the contact area of solution-air；
3) gas by deodorization test passes through photocatalysis apparatus and low-temperature plasma device, to passing through photocatalysis apparatus and low temperature
The gas of plasma device carries out front and back detection, obtains the front and back data of detection, and gas after testing passes through connecting pipe, wind
The gas outlet of machine and exhaust pipe is discharged.
2. the odor treatment method for drying system of defecating between environmentally-friendly sanitary as described in claim 1, it is characterised in that in step
It is rapid 1) in, described to squat over a pit to relieve oneself using 5~10 latrine pits, the area of the public restroom is 30~100m2。
3. the odor treatment method for drying system of defecating between environmentally-friendly sanitary as described in claim 1, it is characterised in that in step
It is rapid 2) in, strainer is arranged in the inside of the photocatalysis apparatus.
4. the odor treatment method for drying system of defecating between environmentally-friendly sanitary as claimed in claim 3, it is characterised in that described
Strainer is made using multistage strainer, the strainer of pp cottons, bamboo charcoal fiber, glass fibre material.
5. the odor treatment method for drying system of defecating between environmentally-friendly sanitary as described in claim 1, it is characterised in that in step
It is rapid 2) in, the level-one spray liquid be mass concentration 0.5% sodium carbonate liquor or Fenton reagent.
6. the odor treatment method for drying system of defecating between environmentally-friendly sanitary as described in claim 1, it is characterised in that in step
It is rapid 2) in, the two level spray liquid be mass concentration 0.1% plants essential oil, the plants essential oil be selected from include Rosa Damascana,
At least one of lemon, lily essential oil.
7. the odor treatment method for drying system of defecating between environmentally-friendly sanitary as described in claim 1, it is characterised in that in step
It is rapid 2) in, the spray flux of the level-one spray liquid and two level spray liquid is 0.2~1.5L/m3, preferably 1L/m3。
8. the odor treatment method for drying system of defecating between environmentally-friendly sanitary as described in claim 1, it is characterised in that in step
It is rapid 2) in, between two layers of photocatalysis filler be equipped with ultraviolet lamp.
9. the odor treatment method for drying system of defecating between environmentally-friendly sanitary as described in claim 1, it is characterised in that in step
It is rapid 2) in, the photocatalysis filler use titanium dioxide.
10. the odor treatment method for drying system of defecating between environmentally-friendly sanitary as claimed in claim 9, it is characterised in that in step
It is rapid 2) in, the titanium dioxide uses the P25 that is bought from Degussa companies, the P25 to contain 20% rutile-type and 80%
Anatase titanium dioxide.
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Application publication date: 20181113 |