CN2695090Y - Biological drip filtering tower waste gas puritying and deodour equipment - Google Patents
Biological drip filtering tower waste gas puritying and deodour equipment Download PDFInfo
- Publication number
- CN2695090Y CN2695090Y CNU2004200285351U CN200420028535U CN2695090Y CN 2695090 Y CN2695090 Y CN 2695090Y CN U2004200285351 U CNU2004200285351 U CN U2004200285351U CN 200420028535 U CN200420028535 U CN 200420028535U CN 2695090 Y CN2695090 Y CN 2695090Y
- Authority
- CN
- China
- Prior art keywords
- filter tower
- tower body
- packing layer
- mass transfer
- waste gas
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses high mass transfer biological trickling filter tower waste gas purifying and deodorizing equipment, comprising a gas-collecting system, an apron system, an induced draught system and a trickling filter tower identity which is the core. The utility model is characterized in that: a reactor is optimally designed, the biologic trickling filter tower identity is divided into three sections which are respectively provided with automatic apron devices, and each section is divided into multiple layers. Fillers are loaded between each layer, the fillers adopt lightweight porous plastics and flexible fibrous globules, microorganisms which can decompose exhaust gas and malodorous gas are attached on the fillers, multiple waste gases can be processed, and the deodorizing efficiency is high. The upper part of the tapping layer of the bottom of the trickling filter tower is provided with an odor importing opening. The high mass transfer biological trickling filter tower waste gas purifying and deodorizing equipment strengthen the macroscopic and microscopic mass transfer processes, diminish the pressure loss and save the energy source by tangential rotational flow air inlet.
Description
Affiliated technical field:
The utility model relates to the high mass transfer bio-trickling filter of a kind of waste gas purification and deodorization.It belongs to the environmental project device for purifying gas.
Background technology:
Industrial process such as Coal Chemical Industry, rubber regeneration, sewage sludge and treatment of urban garbage can produce many foul gas.Owing to its toxicity, corrosivity and distinctive stink, have a strong impact on peripheral resident's physical and mental health.In view of its harm, country more and more payes attention to improvement to foul gas, develop efficient, energy-conservation, deodorization equipment is the vital task that efforts at environmental protection person, equipment development merchant face cheaply.
Deodorization technique is divided into physics method, chemical method and bioanalysis according to handling principle.The physics method does not change the chemical property of odorant, is the stink of malodorous compound to be sheltered, diluted or odorant is transferred to liquid phase or solid phase by gas phase with a kind of material.This method generally is not fundamentally to remove odorant, and needs problems such as the replacing of material and regeneration, and common method has masking method, dilution method and absorption method etc.Chemical method is by changing the chemical constitution of odorant, making it to change into odorless material or the lower material of odor strength.Chemical method generally needs high temperature, high pressure or adds medicament and expensive catalysts, exist the big operating cost height of investment, corrosivity strong, produce shortcoming such as secondary pollution, common method has flame combustion method, Production by Catalytic Combustion Process, neutralisation, chemical oxidization method, ozone oxidation method etc.The bioanalysis that utilizes the vital movement of microorganism to administer waste gas has advantages such as equipment is simple, operating cost is low, secondary pollution is little.Existing way according to microorganism is divided into microbial suspension growth pattern and microorganism set growth pattern.Microbial suspension growth pattern both microorganism and nourishing ingredient thereof is present in the liquid.Pollutant in the gas is by being degraded by microorganisms with transferring in the liquid after suspension contacts, be suitable for the hydrophily gaseous contaminant and purify the place, generally relatively poor to hydrophobicity gaseous contaminant clean-up effect, and have problems such as equipment investment and operating cost height.The common deodour method of microorganism set growth pattern has biofiltration process and bio-trickling method.The at present typical form of biofiltration process has soil method and composting process etc.The biofiltration process surplus substance can't be removed, and easily causes the accumulation of acid, and (1～3 year) needs to change the carrier of gas sweetening through after a while.Bio-trickling method equipment is in the development phase at present, and the report of practical application is few.
Summary of the invention:
In order to solve existing equipment purifying exhaust air and deodorization scarce capacity, the purpose of this utility model is to provide a kind of improved bio-trickling filter deodorization device, it is the deodorization efficiency height not only, the pressure loss is little, can purify the waste gas that contains multiple composition, and floor space is little, does not need to change and the regeneration filler.
The utility model is realized in the following manner.This equipment is by gas gathering system, the aproll system, and induced draught system and drip the filter tower body and constitute, core is for dripping a filter tower body.Carried out optimal design to dripping the filter tower structure, made the interior microorganism of reactor strengthen and contact with foul gas.Foul gas enters the bellows chamber current stabilization by air pump, enters a filter tower body through gas flowmeter by dripping filter tower bottom and middle part tangential swirl.Between air pump and bellows chamber, and air valve and exhaust outlet are arranged between bellows chamber and the gas pipe, be used to regulate the air quantity that enters packed tower bottom and middle part, adopt the eddy flow air inlet, reduce the pressure loss, strengthened the mass transfer rate of foul gas to the microorganism surface.On the pipeline of gas gathering system flowmeter is arranged, be used to monitor the flow of gas.Drip the filter tower body and be divided into three sections, there is the gas sampling mouth at every section middle part, and every section is divided into three packed layers or a plurality of packed layer again, on the packing layer of tower body inspection socket is arranged, filler adopts has high-specific surface area sphere or fiberfill, and reinforcement contacts with foul smell, and prevents the short stream of gas.The aproll system comprises storage tank, buffer tank and water pump, on the top of every section of packed tower water-locator is arranged, and by the size of automatic control and adjustment injection flow rate, shower water is discharged in the bottom of dripping the filter tower body.Purified gas enters atmosphere by air-introduced machine, as the gas componant complexity, enters another filter tower after-treatment.
Description of drawings:
Below in conjunction with accompanying drawing the utility model is done and to be elaborated.
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model structure A-A generalized section.
Among the figure:
1 filter tower body; 2 storage tanks; 3 water valves; 4 buffer tanks; 5 flanges; 6/7 water inlet water pump; The packing layer that 8 light plastics and fibrous nodules are formed; 9 water-locators; 10 water inlet pipes; 11 outlet pipes; 12 air valves; 13. thief hatch; 14 inspection sockets; 15 gas pipes; 16 flowmeters; 17/18 air pump; 19 bellows chambers; 20. leakage fluid dram; 21; Air inlet pipe; 22/23 air-introduced machine; 24 escape pipes; 25 exhaust outlets
Embodiment:
As seen from Figure 1, this filter tower is by gas gathering system, aproll system, induced draught system and drip the filter tower body and constitute, core is for dripping the filter tower body, operating process is controlled automatically, in dripping filter tower body (1), three grades of water-locators (9) is arranged, its underpart is packing layer (8) successively, gas pipe (15), water inlet pipe (10), outlet pipe (11) is arranged at the bottom of dripping filter tower body (1).Spray liquid enters buffer tank (4) by storage tank (2), be sprayed onto the top of each section packing layer (8) by water pump (6,7) uniformly through water-locator (9), spray liquid is discharged by an outlet pipe (11) that drips filter tower body (1) bottom, water pump adopts two or many, and stand-by pump is arranged.And gas is introduced by air pump (17,18), enters in the tower through air inlet pipe (21), adopts cyclone mode that gas is scattered in packing layer (8) uniformly by gas pipe (15) and upward fully contacts with biomembrane, odorant and waste gas are removed.Air pump adopts two or many, and stand-by pump is arranged.Flowmeter (16) is arranged on the air inlet pipe, observe the size of air inflow at any time, regulate the air inlet air quantity by exhaust outlet (25).Gas after the processing directly discharges or enters another filter tower after-treatment by air-introduced machine (22,23).Air-introduced machine adopts two or many, and standby fan is arranged.Drip filter tower body (1) for being three sections, every section is divided into three layers or multilayer, and there are gas sampling mouth (13), inspection process effect at any time in every section middle part.Inspection socket (14) is arranged on the packing layer (8), be used for the observation of bio-carrier, more conversion materials and overhaul of the equipments.
Inlet pipeline, air inlet pipeline, gas exhaust piping connects by flange (5), is convenient to I﹠M.Water valve (3) control is arranged on the inlet pipeline, be used for the size of regulating pondage.Air inlet pipeline has air valve (12) control, the size that is used to regulate air quantity on the gas exhaust piping.
The height that drips filter tower body (1) packing layer has determined the time of staying of gas, and according to the difference of gas componant and concentration, the time of staying selected be advisable in 25～70 seconds.
Will consider Temperature Influence in the design process of dripping filter tower, the preference temperature of most of microorganism is 15 ℃～45 ℃.Therefore, drip filter tower and should be controlled at 15 ℃ ~ 45 ℃, the most suitable temperature is 28 ℃, should be above 45 ℃ in the practical application.
In above-mentioned high mass transfer bio-trickling filter waste gas purification and deodorization equipment, the bio-carrier of being told is the light cellular plastic and the soft fiber of high-specific surface area, and light plastic is spherical, and the soft fiber ball is spherical or oval spherical.
In above-mentioned high mass transfer bio-trickling filter purifying exhaust air and deodorization equipment, shower water can adopt clear water or the sewage that adds nutriment.Shower water has three purposes: 1, wetting biomembrane provides required moisture of vital movement and the nutriment of microorganism; 2, control service condition by the water yield, temperature and the pH that regulates shower water; 3, wash away metabolite of microorganism and aging biomembrane, avoid stopping up, keep the normal operation of system.The best spray flux of the utility model is 42.08L water/(m3 filler h).If adopt the artificial distribution, the nutriment composition of interpolation sees Table 1.
Table 1 artificial distribution nutriment composition (g/l)
| Composition | KH 2PO 4 | K 2HPO 4 | NH 4Cl | MgCl 2·6H 2O | NaH 2PO 4 | NaCl | CaCl | Peptone | Glucose |
| Concentration | 0.5 | 0.5 | 0.2 | 0.1 | 0.2 | 0.4 | 0.3 | 0.2 | 0.4 |
Certain pharmaceutical factory produces a large amount of sulfur-containing waste waters to produce antibiotic in the production process, produced foul gas in the process of handling sulfur-containing waste water.Through the test in 2 years nearly, this high mass transfer bio-trickling filter is to the treatment effeciency height of foul gas hydrogen sulfide and ammonia.As hydrogen sulfide inlet gas concentration＜1500mg/m3, ammonia concentration＜600mg/m3, gas residence time is 25 seconds, and when water spray was 42.08L water/(m3 filler h), winter, treatment effeciency reached more than 98%, and summer, treatment effeciency was near 100%.Experiment showed, summer in winter difference variation big (15 ℃～35 ℃), the treatment effect of this high mass transfer bio-trickling filter is all good, and optimum temperature is 28 ℃.Investigated the treatment effect of this high mass transfer bio-trickling filter to other organic exhaust gas simultaneously, the result shows, also can obtain to remove efficiently usefulness to other this device of gas.
High mass transfer bio-trickling filter initial operating stage adopts the artificial distribution, and be 9 days start-up time.After stable, the water outlet of adopting sewage treatment plant is as shower water, to the good purification of waste gas.Test shows that this bio-trickling filter has stronger capacity of resisting impact load, and no clogging is stable.
Table 2 filter tower purifies the treatment effect of mix waste gas
| Gas componant | Air inlet mean concentration (mg/m 3) | The concentration of giving vent to anger (mg/m 3) | Clearance (%) |
| Butanone | 7520 | 1654 | 78 |
| Methane | 150 | 88 | 41 |
| Acetone | 1430 | 357 | 75 |
| Butanols | 1468 | 58 | 96 |
| Hydrogen sulfide | 1020 | 1 | 100 |
| Ammonia | 400 | 0 | 100 |
| Butyl acetate | 220 | 0 | 100 |
Fig. 2 is the utility model structure A-A generalized section, and it is cylindrical dripping filter tower body (1).
The utility model is compared with other deodorization equipment, and its advantage is: 1. drip the filter tower structure optimization, the volumetric loading of handling waste gas is big, purifies the deodorization efficiency height.Drip filter tower and be divided into three sections, according to actual conditions, every section filler divides three layers to several layers again, and the space between layer and the layer helps waste gas to be redistributed in dripping filter tower, avoids the gas short circuit, and the touch opportunity of waste gas and filler is strengthened; 2. adopt light plastic and soft fiber ball as filler, specific area and porosity are big, have improved packing layer degradation of contaminant unit volume matrix utilization rate, and purification efficiency reaches more than 98%; 3. can effectively control acid accumulation, increase the service life.Adopt three sections water sprays can reduce the accumulation of acid, can control elemental sulfur and sulfuric acid conversion; 4. biological deodorizing efficient height.If the complicated component of waste gas adopts two to drip the filter tower series connection, first filter tower is mainly handled sour gas, and second drips filter tower processing neutral gas, and purified gas reaches discharging standards; 5. take up an area of and lack, convenient operation and management is simple and easy to safeguard.Whole system adopts control automatically, and is easy and simple to handle; A pipeline and a filter tower body adopt flange to connect, and be quick detachable, easy for installation; Dripping on the filter tower body has inspection socket, is convenient to check and maintenance of equipment.The pressure loss is little, saves the energy.
Claims (4)
1. control high mass transfer bio-trickling filter waste gas purification and deodorization device automatically for one kind, by gas gathering system, the aproll system, an induced draught system and a filter tower body constitute, core is for dripping filter tower body (1), and gas gathering system comprises air pump (17,18), bellows chamber (19) and flowmeter (16); The aproll system comprises storage tank (2), buffer tank (4), water pump (6,7), water inlet pipe (10), outlet pipe (11), blower unit mainly comprises air-introduced machine (22,23), drip filter tower body (1) and be divided into three sections, comprise packing layer (8), water-locator (9), gas pipe (15), air inlet pipe (21), escape pipe (24), it is characterized in that: connect by ring flange (5) between the filter tower body and between the pipeline, drip the packing layer of forming by light plastic and fibrous nodules in the filter tower body (1) (8), thief hatch (13) is arranged between the packing layer, inspection socket (14) is arranged on the packing layer, water valve (3) is arranged on the water inlet pipe, air valve (12) is arranged on the airduct;
2. the high mass transfer bio-trickling filter equipment of waste gas purification according to claim 1 and deodorization, its feature is that also bio-trickling filter is by gas gathering system, the aproll system, an induced draught system and a filter tower body constitute, adopt control automatically, drip between the filter tower body (1) and between the pipeline and connect by flange (5), the tangential swirl air inlet is adopted at the bottom and the middle part of dripping filter tower, drips filter tower body (1) and is divided into 3 sections, and every section has 3 or a plurality of packing layer (8), it is cylindrical dripping filter tower body (1), air pump (17,18), air-introduced machine (22,23), water pump (6,7) adopt two or many, stand-by equipment is arranged;
3. the high mass transfer bio-trickling filter equipment of waste gas purification according to claim 1 and deodorization, its feature also are to be provided with thief hatch (13) between the packing layer (8), and inspection socket (14) is arranged on the packing layer;
4. the high mass transfer bio-trickling filter equipment of waste gas purification according to claim 1 and deodorization, its feature is that also the microbe carrier in the described packing layer (8) is the light cellular plastic and the soft fiber of high-specific surface area, light plastic is spherical, and the soft fiber ball is spherical or oval spherical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200285351U CN2695090Y (en) | 2004-03-16 | 2004-03-16 | Biological drip filtering tower waste gas puritying and deodour equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2004200285351U CN2695090Y (en) | 2004-03-16 | 2004-03-16 | Biological drip filtering tower waste gas puritying and deodour equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2695090Y true CN2695090Y (en) | 2005-04-27 |
Family
ID=34771877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2004200285351U Expired - Fee Related CN2695090Y (en) | 2004-03-16 | 2004-03-16 | Biological drip filtering tower waste gas puritying and deodour equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2695090Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332893C (en) * | 2005-08-05 | 2007-08-22 | 哈尔滨工业大学 | Boitrickling filter deodourization system of sewage chemical off odour and its deodour method |
| CN100346867C (en) * | 2006-05-26 | 2007-11-07 | 浙江大学 | Mobile on-line monitoring bio-filtration deodorization device |
| CN100376312C (en) * | 2006-04-14 | 2008-03-26 | 浙江工业大学 | A plate type biofiltration tower and waste gas treatment process thereof |
| CN100431671C (en) * | 2006-12-21 | 2008-11-12 | 北京工业大学 | Bio-trickling device for processing volatile organic waste gas and method thereof |
| CN101804300A (en) * | 2009-02-18 | 2010-08-18 | 盐城盐工环境科技有限公司 | Combined bio-trickling filter linkage organic waste gas treatment equipment |
| CN102284245A (en) * | 2011-06-14 | 2011-12-21 | 浙江工业大学 | Method for treating waste gas by biotrickling filter, and special device thereof |
| CN103041697A (en) * | 2013-01-17 | 2013-04-17 | 南京工业大学 | Biological trickling filter for treating volatile organic waste gas |
| EP2719669A1 (en) | 2012-10-10 | 2014-04-16 | Nanjing University | Coupling bioreactor and method for purifying malodorous gases and wastewater |
-
2004
- 2004-03-16 CN CNU2004200285351U patent/CN2695090Y/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332893C (en) * | 2005-08-05 | 2007-08-22 | 哈尔滨工业大学 | Boitrickling filter deodourization system of sewage chemical off odour and its deodour method |
| CN100376312C (en) * | 2006-04-14 | 2008-03-26 | 浙江工业大学 | A plate type biofiltration tower and waste gas treatment process thereof |
| CN100346867C (en) * | 2006-05-26 | 2007-11-07 | 浙江大学 | Mobile on-line monitoring bio-filtration deodorization device |
| CN100431671C (en) * | 2006-12-21 | 2008-11-12 | 北京工业大学 | Bio-trickling device for processing volatile organic waste gas and method thereof |
| CN101804300A (en) * | 2009-02-18 | 2010-08-18 | 盐城盐工环境科技有限公司 | Combined bio-trickling filter linkage organic waste gas treatment equipment |
| CN102284245A (en) * | 2011-06-14 | 2011-12-21 | 浙江工业大学 | Method for treating waste gas by biotrickling filter, and special device thereof |
| EP2719669A1 (en) | 2012-10-10 | 2014-04-16 | Nanjing University | Coupling bioreactor and method for purifying malodorous gases and wastewater |
| CN103041697A (en) * | 2013-01-17 | 2013-04-17 | 南京工业大学 | Biological trickling filter for treating volatile organic waste gas |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102895867B (en) | Biochemical waste gas deodorization purification apparatus and biological deodorization method | |
| CN202169138U (en) | Device for biological treatment of high-temperature malodorous waste gases | |
| CN103623693B (en) | A kind of Efficient biological deodorization equipment | |
| CN104001421B (en) | A kind of employing pretreated compound bio deodorization process of bubble-free aeration and device | |
| CN111228984B (en) | Odor collecting and treating method and device for sewage treatment plant | |
| CN106039984A (en) | Sewage plant waste gas purifying system based on pretreatment and biological filter pool combined process | |
| CN104147921B (en) | A kind of apparatus and method of the activated carbon combined method processing foul gas of biofiltration | |
| CN101264420A (en) | Double reaction area integral waste gases biodecontamination reactor and waste gas treatment method thereby | |
| CN103623692B (en) | A kind of method of blanket waste gas biofiltration device and process waste gas thereof | |
| CN101804300A (en) | Combined bio-trickling filter linkage organic waste gas treatment equipment | |
| CN201249097Y (en) | Multistage and multi-section composite deodorizing device | |
| CN105642083A (en) | Combined treatment technology for biochemical odors | |
| CN2695090Y (en) | Biological drip filtering tower waste gas puritying and deodour equipment | |
| CN109078479A (en) | A kind of compound bio method processing sewage plant exhaust device and waste gas processing method | |
| CN212790487U (en) | Novel efficient stink-removing biological filter | |
| CN101940874B (en) | Biofilter tower exhaust gas purification system | |
| CN208694675U (en) | Ozone Water cooperates with UV photocatalysis integral type deodorization purification system | |
| CN112915774B (en) | Sludge odor and sewage odor co-processing method and device | |
| CN1329314C (en) | Multipurpose bio-trickling filter deordorization device | |
| CN112915775B (en) | Sludge drying odor treatment method and device | |
| CN206273334U (en) | A kind of sewage plant process stink collection and cleaning treatment system | |
| CN212915162U (en) | Modularization biological deodorization tower | |
| CN206082154U (en) | Save tower biological filter exhaust treatment device who takes up an area of | |
| CN212348329U (en) | Kitchen waste biological deodorization device | |
| CN2687111Y (en) | Multipurpose biological trickling tower deodourizing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Guozhong Aihua (Tianjin) Municipal Encironment Engineering Co., Ltd. Xie Shujing Document name: Notification to Pay the Fees |
|
| DD01 | Delivery of document by public notice |
Addressee: Xie Shujing Document name: Notification of Termination of Patent Right |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050427 Termination date: 20110316 |