CN204563932U - A kind of foul gas processing unit - Google Patents
A kind of foul gas processing unit Download PDFInfo
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- CN204563932U CN204563932U CN201520251735.1U CN201520251735U CN204563932U CN 204563932 U CN204563932 U CN 204563932U CN 201520251735 U CN201520251735 U CN 201520251735U CN 204563932 U CN204563932 U CN 204563932U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The utility model discloses a kind of foul gas processing unit, comprise foul smell enrichment facility and biodegradation unit, foul smell enrichment facility mainly comprises zeolite concentration rotating wheel and heat exchanger, the runner bucket of zeolite concentration rotating wheel is provided with zeolite molecular sieve, the circumferential area of zeolite concentration rotating wheel is provided with adsorption zone, desorption district and purifying area successively along the direction that runner rotates, the sidewall air inlet of adsorption zone is connected with air channel, and adsorption zone gas outlet is in communication with the outside by the aiutage be arranged on air channel; The desorption district of zeolite concentration rotating wheel is connected with heat exchanger by air channel, by the organic matter that is adsorbed on zeolite concentration rotating wheel by after the hot-air blowing desorption in heat exchanger, enter biodegradation unit process by the air outlet in desorption district, the gas outlet of described biodegradation unit is connected with aiutage.Device disclosed in the utility model, has high adsorption and desorption efficiency, makes the VOCs foul smell of Wind Volume, low concentration originally, converts the foul smell of little air quantity, higher concentration to.
Description
Technical field
The utility model relates to gas treatment equipment technical field, particularly relates to a kind of foul gas processing unit.
Background technology
In garbage disposal plant, sewage farm Odor control, applying foul gas administering method more widely is at present bioanalysis.Conventional bioanalysis is the assembled technological integrating bio-trickling (mainly for the treatment of hydrophily pollutant) and biofiltration (mainly for the treatment of hydrophobic contaminant) two kinds of biologic treating techniques.As patent ZL200820090868.5, the feature of this technology not only has higher degradability to hydrophily pollutant, and also have ideal removal effect to hydrophobic contaminant.A filter unit of this system and oxidation unit adopt inert filler and proprietary Biomedia respectively, under the prerequisite of equal vapour lock, the design of filler is loaded and is highly increased, add the touch opportunity between gas and medium.
Inventor finds in the process of research, and the method exists following shortcoming:
Be that device volume is large to the shortcoming of atm number gas treatment, manufacturing cost is higher.
After all foul smell centralized collection, unified process, higher concentration foul smell is diluted by low concentration foul smell, therefore when carrying out gas-liquid and exchanging, because between gas-liquid two-phase, odorous substance concentration difference is little, what in gas phase, odorous substance shifted to liquid phase is short of power, and needs design to complete the exchange efficiency of setting very long swap time, not only exchange weak effect, odorous substance process is also thorough, treatment facility design simultaneously also very large, adds the investment for the treatment of facility.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of foul gas processing unit, the concentrated pre-treatment section of foul smell is added at original biodegradation unit leading portion, by concentrator by a large amount of light concentration gas direct purification, qualified discharge, improve treatment effect, reduce the process tolerance of subsequent bio decomposition apparatus, improve treatment effeciency.
This device comprises:
Foul smell enrichment facility and biodegradation unit, foul smell enrichment facility mainly comprises zeolite concentration rotating wheel and heat exchanger, the runner bucket of zeolite concentration rotating wheel is provided with molecular sieve, molecular sieve is provided with multiple zeolite sheet, the circumferential area of zeolite concentration rotating wheel is provided with adsorption zone, purifying area and desorption district successively along the direction that runner rotates, the sidewall of adsorption zone is connected with air channel, and adsorption zone is in communication with the outside by the aiutage be arranged on air channel; The desorption district of zeolite concentration rotating wheel is connected with heat exchanger by air channel, by the organic matter that is adsorbed on zeolite concentration rotating wheel by after the hot-air blowing desorption in heat exchanger, enter biodegradation unit process by the air outlet in desorption district, the gas outlet of described biodegradation unit is connected with aiutage.
Further, described foul smell enrichment facility also comprises filter, and the air inlet of filter is connected with the first blower fan, and gas outlet communicates with the adsorption zone of zeolite concentration rotating wheel, and foul smell enters adsorption zone after filter dedusting filter and dehumidifying.
Further, the organic matter be adsorbed on described on zeolite concentration rotating wheel is transported to the desorption district desorption of zeolite concentration rotating wheel via power-equipment.
The desorption mode in described desorption district is gas stripping desorption.
Specifically comprise: moist steam enters heat exchanger heated nitrogen, with nitrogen stripping desorption; The direct stripping desorption of dry saturated steam; Burner produces high temperature carbon dioxide gas and carries out stripping desorption.
Further, described power-equipment comprises the air blast be connected with desorption district, and organic matter is pumped after to heat exchanger heats to desorption temperature by air blast, and the waste gas after the hot-air blowing desorption in heat exchanger sends into biodegradation unit.
Further, described power-equipment comprises the air-introduced machine be connected with desorption district, and organic matter is pumped after to heat exchanger heats to desorption temperature by air-introduced machine, and the waste gas after the hot-air blowing desorption in heat exchanger sends into biodegradation unit.
Further, the air flue between described desorption district and described biodegradation unit is provided with the second blower fan.
The beneficial effect that the technical scheme of the utility model embodiment is brought is as follows:
By scheme provided by the invention, add the concentrated pre-treatment section of foul smell at original biodegradation unit leading portion, by concentrator by a large amount of light concentration gas direct purification, qualified discharge; And determine to adopt the concentrator of different progression to ensure clean-up effect respectively depending on field working conditions gas concentration height, experiment proves: this processing mode can to hydrogen sulfide, ammonia and VOCs (triphen class, concentration <8mg/m3) handling rate can reach more than 90%, perform atmospheric emission standard GB14554-1993 qualified discharge.For improving treatment effect, improving treatment effeciency.
Under the effect of the thermal source such as steam or high temperature carbon dioxide, out directly delivered to biodegradation unit by desorption by the higher concentration foul smell that foul smell enrichment facility adsorbs again simultaneously, after biodegradation unit process, deliver to aiutage qualified discharge.This technology substantially improves the effect of the foul smell of " atm number, low concentration " being carried out in a treating apparatus to effectively process, not only increases the utilization rate of biological treatment device, and effectively saves investment and floor space.
Accompanying drawing explanation
In order to the technical scheme of clearer explanation the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparent, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The structural representation of a kind of foul gas processing unit that Fig. 1 provides for the utility model embodiment.
In figure:
Biodegradation unit 2, zeolite concentration rotating wheel 3, adsorption zone 31, desorption district 32, purifying area 33, aiutage 5, heat exchanger 6, first blower fan 7, second blower fan 8, air blast 9, filter 34.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment; clear, complete description is carried out to the technical scheme in the utility model embodiment; obviously described embodiment is only a part of embodiment of the present utility model; it not whole embodiments; based on the embodiment in the utility model; those of ordinary skill in the art are not paying the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment one
As described in Figure 1, this device comprises:
Foul smell enrichment facility and biodegradation unit 2, foul smell enrichment facility mainly comprises zeolite concentration rotating wheel 3 and heat exchanger 6, the runner bucket of zeolite concentration rotating wheel 3 is provided with molecular sieve, molecular sieve is provided with multiple zeolite sheet, the circumferential area of zeolite concentration rotating wheel 3 is provided with adsorption zone 31, purifying area 33 and desorption district 32 successively along the direction that runner rotates, the sidewall of adsorption zone 31 is connected with air channel, and adsorption zone 31 is in communication with the outside by the aiutage 5 be arranged on air channel; The desorption district 32 of zeolite concentration rotating wheel 3 is connected with heat exchanger 6 by air channel, by the organic matter that is adsorbed on zeolite concentration rotating wheel 3 by after the hot-air blowing desorption in heat exchanger 6, enter biodegradation unit 2 by the air outlet in desorption district 32 to process, the gas outlet of described biodegradation unit 2 is connected with aiutage 5.
Further, described foul smell enrichment facility also comprises filter 34, and the air inlet of filter 34 is connected with the first blower fan 7, and gas outlet communicates with the adsorption zone 31 of zeolite concentration rotating wheel 3, and foul smell enters adsorption zone 31 after filter 34 dedusting filter and dehumidifying.
The desorption mode in described desorption district is gas stripping desorption.
Specifically comprise: moist steam enters heat exchanger heated nitrogen, with nitrogen stripping desorption; The direct stripping desorption of dry saturated steam; Burner produces high temperature carbon dioxide gas and carries out stripping desorption.
Further, the organic matter be adsorbed on described on zeolite concentration rotating wheel 3 is transported to desorption district 32 desorption of zeolite concentration rotating wheel 3 via power-equipment.
Further, described power-equipment comprises the air blast 9 be connected with desorption district, and after organic matter is pumped and is heated to desorption temperature to heat exchanger 6 by air blast 9, the waste gas after the hot-air blowing desorption in heat exchanger 6 sends into biodegradation unit 2.
Further, the air flue between described desorption district 32 and described biodegradation unit 2 is provided with the second blower fan 8.
Described zeolite concentration rotating wheel 3 is made up of zeolite sheet, and can adopt dissimilar zeolite concentration rotating wheel according to gas composition and characteristic, zeolite concentration rotating wheel 3 completes regeneration function by the adsorption and desorption of part zeolite sheet, reduces concentration runner expense.
The adsorbable process foul smell of described zeolite concentration rotating wheel and VOCs gas.
Zeolite concentration rotating wheel utilizes adsorption-desorption-concentrated three continually varyings suction, desorption program, makes the concentrated gas of low concentration, Wind Volume organic foul smell simmer down to higher concentration, low discharge.
The course of work of the present utility model and principle as follows:
Odour is by after zeolite concentration rotating wheel, foul smell effectively can be adsorbed in zeolite, the organic foul smell entering zeolite concentration rotating wheel is become Purge gas by runner adsorption zone adsorption cleaning at normal temperatures, this part gas directly through aiutage qualified discharge to air, reach removal object.Then desorption district is entered because of the rotation of zeolite concentration rotating wheel, the zeolite concentration rotating wheel having adsorbed organic substance utilizes steam or high temperature carbon dioxide that volatile organic matter in foul smell is carried out desorption in desorption district, is adsorbed on that organic matter on zeolite concentration rotating wheel is separated, enters biodegradation unit after desorption.Zeolite concentration rotating wheel after desorption rotates to purifying area and waits for, rotates into adsorption zone afterwards after a predetermined time, and continue VOC in absorption foul smell, move in circles work.By the rotation of zeolite concentration rotating wheel, the desorption of gas and the regenerative process of zeolite concentration rotating wheel can be completed on zeolite concentration rotating wheel simultaneously.
Embodiment two
The difference of the structure in the present embodiment and a kind of structure of embodiment is
Described power-equipment comprises the air-introduced machine (not shown) be connected with desorption district, and organic matter is pumped after to heat exchanger heats to desorption temperature by air-introduced machine, and the waste gas after the hot-air blowing desorption in heat exchanger sends into biodegradation unit.
By scheme provided by the invention, add the concentrated pre-treatment section of foul smell at original biodegradation unit leading portion, by concentrator by a large amount of light concentration gas direct purification, qualified discharge; Experiment proves: this processing mode can reach more than 90% to the handling rate of hydrogen sulfide, ammonia and VOCs (triphen class, concentration <8mg/m3), performs atmospheric emission standard GB14554-1993 qualified discharge.For improving treatment effect, improving treatment effeciency.External high temperature desorbing gas is utilized to become higher concentration gas by the foul smell adsorbed.Now by Wind Volume, the organic foul smell of low concentration, the lower air quantity of simmer down to, higher concentration foul smell are transported to biodegradation unit again.Thickener treatment effeciency is approximately 95%.Purified gas is directly through aiutage qualified discharge.
The beneficial effect that the technical scheme of the utility model embodiment is brought is as follows:
1, be particularly suitable for aeration tank, sewage farm airtight after Wind Volume, low concentration operating mode odor treatment.
2, be applicable to that the factory confined space discharged by air displacement blower fan, but can not the odor treatment of qualified discharge.
3, other atm number low concentration foul smell occasions.
4, high adsorption and desorption efficiency, makes the VOCs foul smell of high air quantity, low concentration originally, converts the foul smell of low air quantity, higher concentration to, reduces the cost of investment of rear end biological treating equipment.
5, the pressure drop that produces of zeolite runner absorption VOCs is extremely low, and electric power energy consumption is also extremely low.
6, cycles of concentration reaches 4-16 doubly, and greatly reduce the specification of equipment for after-treatment, operating cost is lower.
7, total system adopts pre-group and modularized design, and space requirement is minimum.
8, select suitable zeolite, the foul smell after runner concentrates can be made, can discharging standards be reached.
The above, be only specific embodiment of the utility model, but feature of the present utility model is not limited thereto, any people being familiar with this technology is in the utility model field, the change that can expect easily or modification, all should be encompassed in following claim of the present utility model.
Claims (8)
1. a foul gas processing unit, it is characterized in that, comprise foul smell enrichment facility and biodegradation unit, foul smell enrichment facility mainly comprises zeolite concentration rotating wheel and heat exchanger, the runner bucket of zeolite concentration rotating wheel is provided with molecular sieve, molecular sieve is provided with multiple zeolite sheet, the circumferential area of zeolite concentration rotating wheel is provided with adsorption zone, purifying area and desorption district successively along the direction that runner rotates, the sidewall of adsorption zone is connected with air channel, and adsorption zone is in communication with the outside by the aiutage be arranged on air channel; The desorption district of zeolite concentration rotating wheel is connected with heat exchanger by air channel, by the organic matter that is adsorbed on zeolite concentration rotating wheel by after the hot-air blowing desorption of heat exchanger outlet, enter biodegradation unit process by the air outlet in desorption district, the gas outlet of described biodegradation unit is connected with aiutage.
2. a kind of foul gas processing unit as claimed in claim 1, is characterized in that, described foul smell enrichment facility also comprises filter, and the air inlet of filter is connected with the first blower fan, and gas outlet communicates with the adsorption zone of zeolite concentration rotating wheel.
3. a kind of foul gas processing unit as claimed in claim 1, is characterized in that, described in the organic matter be adsorbed on zeolite concentration rotating wheel be transported to the desorption district desorption of zeolite concentration rotating wheel via power-equipment.
4. a kind of foul gas processing unit as claimed in claim 3, it is characterized in that, described power-equipment comprises the air blast be connected with desorption district, organic matter is pumped after to heat exchanger heats to desorption temperature by air blast, and the waste gas after the hot-air blowing desorption in heat exchanger sends into biodegradation unit.
5. a kind of foul gas processing unit as claimed in claim 3, it is characterized in that, described power-equipment comprises the air-introduced machine be connected with desorption district, organic matter is pumped after to heat exchanger heats to desorption temperature by air-introduced machine, and the waste gas after the hot-air blowing desorption in heat exchanger sends into biodegradation unit.
6. a kind of foul gas processing unit as described in claim 1 or 4, is characterized in that, the air flue between described desorption district and described biodegradation unit is provided with the second blower fan.
7. a kind of foul gas processing unit as described in any one of claim 1 to 5, is characterized in that, the desorption mode in described desorption district is gas stripping desorption.
8. a kind of foul gas processing unit as claimed in claim 7, is characterized in that, the desorption mode in described desorption district comprises: moist steam enters heat exchanger heated nitrogen, with nitrogen stripping desorption; The direct stripping desorption of dry saturated steam; Burner produces high temperature carbon dioxide gas and carries out stripping desorption.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520251735.1U CN204563932U (en) | 2015-04-23 | 2015-04-23 | A kind of foul gas processing unit |
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| CN201520251735.1U CN204563932U (en) | 2015-04-23 | 2015-04-23 | A kind of foul gas processing unit |
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| CN204563932U true CN204563932U (en) | 2015-08-19 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105854514A (en) * | 2016-06-27 | 2016-08-17 | 江苏骠马智能装备股份有限公司 | Waste gas concentration recycling process on basis of zeolite rollers |
| CN106422659A (en) * | 2016-06-27 | 2017-02-22 | 江苏骠马智能装备股份有限公司 | Step cooling zone-based zeolite rotary wheel densification technology |
| CN106621579A (en) * | 2016-12-26 | 2017-05-10 | 航天凯天环保科技股份有限公司 | Efficient denitration and dust removal integrated device and use method thereof |
| CN107398129A (en) * | 2017-09-20 | 2017-11-28 | 深圳相控科技股份有限公司 | A kind of landfill gas power generation preprocess method and device |
| CN114100268A (en) * | 2021-11-27 | 2022-03-01 | 柳州市海达新型材料科技股份有限公司 | Method for treating ammonia-containing waste gas in sectional manner |
-
2015
- 2015-04-23 CN CN201520251735.1U patent/CN204563932U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105854514A (en) * | 2016-06-27 | 2016-08-17 | 江苏骠马智能装备股份有限公司 | Waste gas concentration recycling process on basis of zeolite rollers |
| CN106422659A (en) * | 2016-06-27 | 2017-02-22 | 江苏骠马智能装备股份有限公司 | Step cooling zone-based zeolite rotary wheel densification technology |
| CN105854514B (en) * | 2016-06-27 | 2018-06-29 | 江苏骠马智能装备股份有限公司 | Based on zeolite runner exhaust gas concentration cycles technique |
| CN106422659B (en) * | 2016-06-27 | 2018-12-21 | 江苏骠马智能装备股份有限公司 | Zeolite runner enrichment technique based on step cooling zone |
| CN106621579A (en) * | 2016-12-26 | 2017-05-10 | 航天凯天环保科技股份有限公司 | Efficient denitration and dust removal integrated device and use method thereof |
| CN107398129A (en) * | 2017-09-20 | 2017-11-28 | 深圳相控科技股份有限公司 | A kind of landfill gas power generation preprocess method and device |
| CN114100268A (en) * | 2021-11-27 | 2022-03-01 | 柳州市海达新型材料科技股份有限公司 | Method for treating ammonia-containing waste gas in sectional manner |
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