CN102949929A - Biological deodorization filtration column and biological deodorization method - Google Patents
Biological deodorization filtration column and biological deodorization method Download PDFInfo
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- CN102949929A CN102949929A CN2012104983864A CN201210498386A CN102949929A CN 102949929 A CN102949929 A CN 102949929A CN 2012104983864 A CN2012104983864 A CN 2012104983864A CN 201210498386 A CN201210498386 A CN 201210498386A CN 102949929 A CN102949929 A CN 102949929A
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Abstract
The invention provides a biological deodorization filtration column and a biological deodorization method. The biological deodorization filtration column comprises an upper structure, a cylinder and a lower structure, wherein the upper structure consists of a cover plate, a feeding device, a gas exhaust unit and a sprinkler; the lower structure consists of a gas distribution device and a discharging device; waste gas enters the biological deodorization column from the gas distribution device, and gas reaching the standards is discharged after purification processing; necessary water is provided by the sprinkler for biodegradation and metabolism, and an out-material delivery device and an in-material delivery device are started and run under the control of control equipment according to the detection result of a sensor; the sprinkling time and the flow rate of the sprinkler are controlled; and a temperature in the biological deodorization filtration process is controlled through the regulation of the temperatures of sprinkled liquid and the waste gas. The biological deodorization filtration column and the biological deodorization method have the advantages of high efficiency, safety in use, low cost, convenience in filter material change and addition, reduction in worker cost and freedom of any secondary pollution.
Description
Technical field
The invention belongs to field of Environment Protection, be specifically related to a kind of waste bio-treatment equipment that can automatically change, add filtrate, be applied to the biological treatment of waste gas.
Background technology
In the processes such as industrial and agricultural production, sewage disposal, garbage disposal, can produce a large amount of waste gas, not only surrounding environment is polluted, simultaneously also to health and ecological environment harm, waste gas pollution control and treatment more and more receives people's concern.
The technology of waste gas pollution control and treatment has and absorbs absorption method, burning method, condensation method and bioanalysis etc., and the biological treatment of waste gas is to utilize microorganism with organic pollution in the waste gas or odorant degraded or be converted into the process of harmless or low harmful class material.Compare with other processing method, bioanalysis has that treatment effect is good, non-secondary pollution, applied widely, operating cost is low, be easy to the advantages such as management, thereby is widely used.
Mixed culture biological deodorizing filter tower is a kind of common equipment of waste gas biological treating, and modern mixed culture biological deodorizing filter tower, its filtering material are divided into two kinds of inorganic filtrate and organic filtrates, and inorganic filtrate is made mainly with inorganic material such as air entrained concrete, porous ceramic grain, lava particle or slags; And the fragments such as the multiplex sawdust of organic filtrate, bark, branch, plant root whisker form.Clearly, no matter adopt which kind of filtrate, filtrate is impossible indefinite use all, must pass through to change filtrate with the maintenance deodorizing effect, and the replacing of filtrate is heavy, a dirty manual labor.
Summary of the invention
Technical problem to be solved by this invention is: solve the problem that above-mentioned existing mixed culture biological deodorizing filter tower exists, and provide a kind of mixed culture biological deodorizing filter tower and biologic deodorization method, both can avoid that filtrate is aging to cause the problems such as odor removal efficient declines, compacting, and also can avoid the replacing of filtrate to cause that microorganism cultivates the problem of the deodorizing interruption that domestication causes again.
The technical solution adopted in the present invention is:
A kind of mixed culture biological deodorizing filter tower comprises superstructure, cylinder and substructure.
Superstructure is positioned at the top of cylinder, and substructure is positioned at the bottom of cylinder; Cover plate and the cylinder of superstructure are tightly connected, substructure and cylinder seal welding.
Superstructure is comprised of cover plate, feed arrangement, exhaust apparatus, spray equipment; Cover plate has the hole, is used for charging and exhaust, below cover plate, is provided with spray equipment, and spray equipment has access tube to link to each other from the outside access of mixed culture biological deodorizing filter tower and with spray equipment.
Substructure is comprised of distribution device and drawing mechanism; Distribution device is provided with air inlet pipe and interface; The top of distribution device and cylinder seal welding, the bottom of distribution device is provided with drawing mechanism, and the charging aperture of drawing mechanism is connected with the discharging opening of distribution device bottom.
Distribution device is comprised of top cone cylinder, gas distribution coaming plate, bottom broach hopper; Top cone cylinder and gas distribution coaming plate seal welding, there are airspace in gas distribution coaming plate and bottom broach hopper seal welding between top cone cylinder and bottom broach hopper, and top cone cylinder links together by the gas distribution coaming plate with the bottom broach hopper; The bottom of bottom broach hopper is provided with discharging opening; The charging aperture of drawing mechanism is connected with the discharging opening of broach hopper bottom, bottom.
The gas distribution coaming plate adopts circular, and the air inlet pipe of distribution device is arranged along the distribution device tangential direction.
Drawing mechanism can adopt push-pull valve or discharge valve, or adopts conveying worm.
Superstructure is used for the perforate of charging and exhaust, can open on the cover board respectively.Be connected with the charging flange on the charging hole, be connected with exhaust flange on the steam vent.
Superstructure is used for the perforate of charging and exhaust, can only on the cover board open a hole.Connect exhaust flange and charging flange on it.
Superstructure is used for the perforate of charging and exhaust, also can open on cylinder respectively.Be connected with feed pipe and charging flange on the charging hole, connect blast pipe and blast pipe flange on the steam vent.
Biofilter material is housed in the mixed culture biological deodorizing filter tower, pending waste gas enters in the tower by the airspace that exists between top cone cylinder and bottom broach hopper from the distribution device of mixed culture biological deodorizing filter tower bottom, filtration via the microorganism in the biofilter material in the tower, organic substance and some biodegradable inorganic substances in degraded and the purifying exhaust air, waste gas is purified, exhaust apparatus from mixed culture biological deodorizing filter tower top flows out again, by coupled outside discharge line, the waste gas after the purification is outside qualified discharge again.
The spray equipment that arranges in the upper space of the biological filter bed of material is for biodegradation and metabolism provide necessary moisture content and nutritive salt.
When changing filtrate, start the biofilter material drawing mechanism of tower body below, the biofilter material in the tower body draws off from drawing mechanism, and the charging aperture of reinforced conveying equipment by the top of mixed culture biological deodorizing filter tower adds new biofilter material through the outside.
Controlling each discharging only is the part of filtrate in the tower, rather than all; Stay microorganism contained in the filtrate in the mixed culture biological deodorizing filter tower and upwards breed by foul smell as starter, make the filtrate of new adding be covered with very soon microorganism, for advantage has been created in the procreation succession of microorganism.
Also can set up control appliance and go out material conveying device, according to filtrate service time, the start-up and operation time of the biofilter material drawing mechanism of control appliance control mixed culture biological deodorizing filter tower.
Also can set up control appliance and feed conveying device, control appliance control feed conveying device when going out material conveying device startup operation starts synchronously, carry fresh biofilter material to mixed culture biological deodorizing filter tower, and controlled the running time of feed conveying device by control appliance.
Also can set up control appliance, go out material conveying device, feed conveying device and level sensor, when the factors such as filtrate is aging, compacting cause material level to be lower than lower limit, control appliance will start the startup that material conveying device and feed conveying device automatically, control out material conveying device behind the discharge section filtrate out of service; When level sensor detected the filtrate material level above higher limit, the operation of outside charging (feeding) equipment was closed in control automatically.
Can also set up humidity sensor and control appliance, spray equipment is controlled, spray time and the uninterrupted of the filtrate humidity control spray equipment that records according to humidity sensor.
Also can set up temperature sensor and control appliance, the temperature of biofiltration process is controlled, according to the mixed culture biological deodorizing filter tower filtrate temperature that temperature sensor records, adjust the height of spray liquid and EGT, thus the temperature of control biofiltration process.Heat-insulation layer is set outside mixed culture biological deodorizing filter tower.
For the odor treatment of high concentration, can use the deodorizing of connecting of a plurality of biological filtering tower combined workings of the present invention, with qualified discharge.
Can be sent to aerobic fermentation process as the carbon containing auxiliary material from mixed culture biological deodorizing filter tower through outside conveying equipment through the biofilter material that drawing mechanism draws off.
On the cover board have charging hole and steam vent, be connected with the charging flange on the charging hole, connect blast pipe and exhaust flange on the steam vent; Or on the cover board only open a hole, connect blast pipe and exhaust flange on it; On blast pipe, open again charging hole, be connected with the charging flange on it; Or open respectively on cylinder; Be connected with feed pipe and charging flange on the charging hole, connect blast pipe and blast pipe flange on the steam vent.
The present invention also proposes a kind of biologic deodorization method, comprises the steps:
1), when mixed culture biological deodorizing filter tower starts, biofilter material is by in the outside feed conveying device input deodorizing filter tower, when material level reached upper limit in level sensor detects the deodorizing filter tower, control appliance was controlled outside feed conveying device and is stopped feeding;
2), start outside shower water water system, by spray equipment to the biofilter material shower humidification, for biodegradation and metabolism provide necessary moisture content and nutritive salt;
3), externally through the waste gas of humidification from deodorizing filter tower bottom in distribution device enters tower, filtration via microorganism in the biofilter material in the tower, organic substance and some biodegradable inorganic substances in degraded and the purifying exhaust air, waste gas is purified, discharge the outside qualified discharge of the waste gas after the purification by coupled external pipe;
4), detecting the factors such as filtrate is aging, compacting when level sensor causes material level to be lower than lower limit, or the time that filtrate uses has reached the time that control appliance is set, control appliance automatically starts and material conveying device and feed conveying device, part biological filtrate in the deodorizing filter tower draws off automatically through going out material conveying device, new biofilter material adds automatically through outside feed conveying device, controls out material conveying device behind the discharge section filtrate out of service; When level sensor detected the filtrate material level above higher limit, the operation of outside feed conveying device was closed in control automatically; Each discharging is the part of filtrate in the cylindrical shell, stay microorganism contained in the filtrate in the deodorizing filter tower as starter by upwards breeding of foul smell, make the filtrate of new adding be covered with very soon microorganism, for the procreation succession of microorganism creates favorable conditions;
5), control appliance records the humidity of filtrate in the deodorizing filter tower, spray time and the uninterrupted of control spray equipment according to humidity sensor; The temperature of biofilter material in the deodorizing filter tower that control appliance records according to temperature sensor by adjusting the height of spray liquid and EGT, is controlled the temperature of biofiltration process.
Mixed culture biological deodorizing filter tower and the biologic deodorization method that can automatically change, add filtrate that the present invention proposes, by the microbe filter technology degrade and purifying exhaust air in volatile organic matter and some biodegradable inorganic substances, waste gas is purified; Adopt the distribution device of conical hopper style, the airspace of waste gas by existing between top cone cylinder and bottom broach hopper, the bottom of boring cylinder from top enters filtering area, can avoid filter clogging, makes the discharging of aging filtrate easier; Make microorganism obtain procreation, succession by automatic replacing filtrate, both can avoid that filtrate is aging to cause the problems such as odor removal efficient declines, compacting, also can avoid the replacing of filtrate to cause that microorganism cultivates the problem of the deodorizing interruption that domestication causes again.
Advantageous effect:
1. efficient is high, and waste gas is processed through the microbe filter of short time and just can be purified; 2. use safety is compared with other physical chemistry technology of administering foul smell and organic exhaust gas, without any potential safety hazard; 3. cost is low, because of the processing time very short, so the mixed culture biological deodorizing filter tower volume is little, does not add and need add any chemical substance, therefore equipment investment and operating cost are low; 4. filter material replacement, interpolation have conveniently reduced the labor cost; 5. useless filtrate can be used as the carbon containing auxiliary material of aerobic fermentation process, without any secondary pollution.
Description of drawings
Accompanying drawing 1 is the schematic layout pattern of mixed culture biological deodorizing filter tower embodiment one of the present invention
Accompanying drawing 2 is the schematic top plan view of mixed culture biological deodorizing filter tower distribution device of the present invention
Accompanying drawing 3 is the schematic layout pattern of mixed culture biological deodorizing filter tower embodiment two of the present invention
Accompanying drawing 4 is the schematic layout pattern of mixed culture biological deodorizing filter tower embodiment three of the present invention
Accompanying drawing 5 is the schematic layout pattern of mixed culture biological deodorizing filter tower embodiment four of the present invention
Number among the figure: 1-pillar, 2-conveying worm, 3-bottom broach hopper, 4-inlet flange, 5-temperature sensor, 6-supporting leg, 7-cylinder, 8-cover plate, 9-level sensor, 10-charging flange, 11-exhaust flange, 12-spray equipment, 13-humidity sensor, 14-top cone cylinder, 15-gas distribution coaming plate, 16-airspace, 17-bottom broach hopper, 18-control appliance, 19-push-pull valve, 20-discharge valve.
The specific embodiment
Referring to accompanying drawing 1,2, a kind of mixed culture biological deodorizing filter tower of the present invention comprises superstructure, cylinder and substructure.
Superstructure is comprised of cover plate 8, feed arrangement, exhaust apparatus, spray equipment; Cover plate 8 has charging hole, is connected with charging flange 10 on it; Cover plate 8 has steam vent, connects exhaust flange 11 on it; Level sensor 9 also is housed on the cover plate 8.
Below cover plate 8, be provided with spray equipment 12, spray equipment 12 is arranged in the top of cylinder 7, and spray equipment 12 has access tube to link to each other from the outside access of mixed culture biological deodorizing filter tower and with spray equipment 12.
Substructure is comprised of distribution device and drawing mechanism.Distribution device is comprised of top cone cylinder 14, gas distribution coaming plate 15, bottom broach hopper 17; Top cone cylinder 14 and gas distribution coaming plate 15 seal weldings, gas distribution coaming plate 15 and bottom broach hopper 17 seal weldings, there are airspace 16 in top cone cylinder 14 and 17 of bottom broach hoppers, top cone cylinder 14 links together by gas distribution coaming plate 15 with bottom broach hopper 17, distribution device is provided with air inlet pipe and inlet flange 4, and air inlet pipe and distribution device are oriented in a tangential direction; The bottom of bottom broach hopper 17 is provided with drawing mechanism-conveying worm 2, and the charging aperture of drawing mechanism-conveying worm 2 is connected with the discharging opening of bottom broach hopper 17 bottoms.
Superstructure is positioned at the top of cylinder 7, and substructure is positioned at the bottom of cylinder 7; Cover plate 8 and the cylinder 7 of superstructure are tightly connected, top cone cylinder 14 and cylinder 7 seal weldings of the distribution device of substructure.
The exhaust flange 11 of mixed culture biological deodorizing filter tower is connected with outside blast pipe, the access tube of spray equipment is connected with outside spray water system, inlet flange 4 is connected with the exhaust piping of outside, and discharge port and the charging flange 10 of outside biofilter material conveying device are tightly connected.
In mixed culture biological deodorizing filter tower, be provided with temperature sensor 5 and humidity sensor 13, be outside equipped with control appliance 18 at mixed culture biological deodorizing filter tower.
When mixed culture biological deodorizing filter tower starts, biofilter material is delivered to mixed culture biological deodorizing filter tower top by outside conveying equipment, enter in the mixed culture biological deodorizing filter tower from charging flange 10, when level sensor 9 detected that material level reaches upper limit in the mixed culture biological deodorizing filter tower, the outside conveying equipment of control appliance 18 controls stopped feeding.
Start outside shower water water system, outside shower water through access tube by spray equipment 12 to the biofilter material shower humidification, for biodegradation and metabolism provide necessary moisture content and nutritive salt.
Externally the waste gas of process humidification enters distribution device from the inlet flange 4 of mixed culture biological deodorizing filter tower bottom, airspace 16 by 17 of top cone cylinder 14 and bottom broach hoppers enters in the mixed culture biological deodorizing filter tower, filtration via the microorganism in the biofilter material in the mixed culture biological deodorizing filter tower, volatile organic matter and some biodegradable inorganic substances in degraded and the purifying exhaust air, waste gas is purified, again from the exhaust flange 11 on mixed culture biological deodorizing filter tower top, by coupled outside discharge line, the waste gas after the purification is outside qualified discharge again.
When the factors such as filtrate is aging, compacting that detect when level sensor 9 cause material level to be lower than lower limit, control appliance 18 will automatically start and material conveying device-conveying worm 2 and feed conveying device, biofilter material in the mixed culture biological deodorizing filter tower draws off the part filtrate from drawing mechanism-conveying worm 2 automatically through bottom broach hopper 17, and the new biofilter material charging flange 10 that reinforced conveying equipment passes through the top of mixed culture biological deodorizing filter tower through the outside adds automatically.Control out material conveying device-conveying worm 2 behind the discharge section filtrate out of service; When level sensor 9 detected in the mixed culture biological deodorizing filter tower filtrate material level and surpasses higher limit, the operation of outside charging (feeding) equipment was closed in control automatically.
Each discharging only is the part of filtrate in the tower, rather than all; Stay microorganism contained in the filtrate in the mixed culture biological deodorizing filter tower and upwards breed by foul smell as starter, make the filtrate of new adding be covered with very soon microorganism, for advantage has been created in the procreation succession of microorganism.
The temperature of biofilter material in the mixed culture biological deodorizing filter tower that control appliance 18 records according to temperature sensor 5 by adjusting the height of spray liquid and EGT, is controlled the temperature of biofiltration process.
Be sent to aerobic fermentation process as carbon containing auxiliary material through the biofilter material that drawing mechanism-conveying worm 2 draws off through outside conveying equipment from mixed culture biological deodorizing filter tower.
Referring to accompanying drawing 2,3, mixed culture biological deodorizing filter tower embodiment two of the present invention is described.Mixed culture biological deodorizing filter tower embodiment two only has the mode of charging different from embodiment one.
Mixed culture biological deodorizing filter tower comprises superstructure, cylinder and substructure.
Superstructure is comprised of cover plate 8, feed arrangement, exhaust apparatus, spray equipment; Cover plate 8 has steam vent, connects blast pipe and exhaust flange 11 on it; Have charging hole at blast pipe, be connected with charging flange 10 on it; Level sensor 9 also is housed on the cover plate 8.
Below cover plate 8, be provided with spray equipment 12, spray equipment 12 is arranged in the top of cylinder 7, and spray equipment 12 has access tube to link to each other from the outside access of mixed culture biological deodorizing filter tower and with spray equipment 12.
Substructure is comprised of distribution device and drawing mechanism.Distribution device is comprised of top cone cylinder 14, gas distribution coaming plate 15, bottom broach hopper 17; Top cone cylinder 14 and gas distribution coaming plate 15 seal weldings, gas distribution coaming plate 15 and bottom broach hopper 17 seal weldings, there are airspace 16 in top cone cylinder 14 and 17 of bottom broach hoppers, top cone cylinder 14 links together by gas distribution coaming plate 15 with bottom broach hopper 17, distribution device is provided with air inlet pipe and inlet flange 4, and air inlet pipe and distribution device are oriented in a tangential direction; The bottom of bottom broach hopper 17 is provided with drawing mechanism-conveying worm 2, and the charging aperture of drawing mechanism-conveying worm 2 is connected with the discharging opening of bottom broach hopper 17 bottoms.
Superstructure is positioned at the top of cylinder 7, and substructure is positioned at the bottom of cylinder 7; Cover plate 8 and the cylinder 7 of superstructure are tightly connected, top cone cylinder 14 and cylinder 7 seal weldings of the distribution device of substructure.
The exhaust flange 11 of mixed culture biological deodorizing filter tower is connected with outside blast pipe, the access tube of spray equipment is connected with outside spray water system, inlet flange 4 is connected with the exhaust piping of outside, and discharge port and the charging flange 10 of outside biofilter material conveying device are tightly connected.
In mixed culture biological deodorizing filter tower, be provided with temperature sensor 5 and humidity sensor 13, be outside equipped with control appliance 18 at mixed culture biological deodorizing filter tower.
When mixed culture biological deodorizing filter tower starts, biofilter material is delivered to mixed culture biological deodorizing filter tower top by outside conveying equipment, enter in the mixed culture biological deodorizing filter tower from charging flange 10, when level sensor 9 detected that material level reaches upper limit in the mixed culture biological deodorizing filter tower, the outside conveying equipment of control appliance 18 controls stopped feeding.
Start outside shower water water system, outside shower water through access tube by spray equipment 12 to the biofilter material shower humidification, for biodegradation and metabolism provide necessary moisture content and nutritive salt.
Externally the waste gas of process humidification enters distribution device from the inlet flange 4 of mixed culture biological deodorizing filter tower bottom, airspace 16 by 17 of top cone cylinder 14 and bottom broach hoppers enters in the mixed culture biological deodorizing filter tower, filtration via the microorganism in the biofilter material in the mixed culture biological deodorizing filter tower, volatile organic matter and some biodegradable inorganic substances in degraded and the purifying exhaust air, waste gas is purified, again from the exhaust flange 11 on mixed culture biological deodorizing filter tower top, by coupled outside discharge line, the waste gas after the purification is outside qualified discharge again.
When the factors such as filtrate is aging, compacting that detect when level sensor 9 cause material level to be lower than lower limit, control appliance 18 will automatically start and material conveying device-conveying worm 2 and feed conveying device, biofilter material in the mixed culture biological deodorizing filter tower draws off the part filtrate from drawing mechanism-conveying worm 2 automatically through bottom broach hopper 17, and the new biofilter material charging flange 10 that reinforced conveying equipment passes through the top of mixed culture biological deodorizing filter tower through the outside adds automatically.Control out material conveying device-conveying worm 2 behind the discharge section filtrate out of service; When level sensor 9 detected in the mixed culture biological deodorizing filter tower filtrate material level and surpasses higher limit, the operation of outside charging (feeding) equipment was closed in control automatically.
Each discharging only is the part of filtrate in the tower, rather than all; Stay microorganism contained in the filtrate in the mixed culture biological deodorizing filter tower and upwards breed by foul smell as starter, make the filtrate of new adding be covered with very soon microorganism, for advantage has been created in the procreation succession of microorganism.
The temperature of biofilter material in the mixed culture biological deodorizing filter tower that control appliance 18 records according to temperature sensor 5 by adjusting the height of spray liquid and EGT, is controlled the temperature of biofiltration process.
Be sent to aerobic fermentation process as carbon containing auxiliary material through the biofilter material that drawing mechanism-conveying worm 2 draws off through outside conveying equipment from mixed culture biological deodorizing filter tower.
Mixed culture biological deodorizing filter tower embodiment three only has drawing mechanism different from embodiment one, adopts push-pull valve 19 to replace conveying worm 2.
Mixed culture biological deodorizing filter tower embodiment four only has drawing mechanism different from embodiment one, adopts discharge valve 20 to replace conveying worm 2.
The present invention also proposes a kind of biologic deodorization method, comprises the steps:
1), when mixed culture biological deodorizing filter tower starts, biofilter material is by in the outside feed conveying device input deodorizing filter tower, when material level reached upper limit in level sensor detects the deodorizing filter tower, control appliance was controlled outside feed conveying device and is stopped feeding;
2), start outside shower water water system, by spray equipment to the biofilter material shower humidification, for biodegradation and metabolism provide necessary moisture content and nutritive salt;
3), externally through the waste gas of humidification from deodorizing filter tower bottom in distribution device enters tower, filtration via microorganism in the biofilter material in the tower, organic substance and some biodegradable inorganic substances in degraded and the purifying exhaust air, waste gas is purified, discharge the outside qualified discharge of the waste gas after the purification by coupled external pipe;
4), detecting the factors such as filtrate is aging, compacting when level sensor causes material level to be lower than lower limit, or the time that filtrate uses has reached the time that control appliance is set, control appliance automatically starts and material conveying device and feed conveying device, part biological filtrate in the deodorizing filter tower draws off automatically through going out material conveying device, new biofilter material adds automatically through outside feed conveying device, controls out material conveying device behind the discharge section filtrate out of service; When level sensor detected the filtrate material level above higher limit, the operation of outside feed conveying device was closed in control automatically; Each discharging is the part of filtrate in the cylindrical shell, stay microorganism contained in the filtrate in the deodorizing filter tower as starter by upwards breeding of foul smell, make the filtrate of new adding be covered with very soon microorganism, for the procreation succession of microorganism creates favorable conditions;
5), control appliance records the humidity of filtrate in the deodorizing filter tower, spray time and the uninterrupted of control spray equipment according to humidity sensor; The temperature of biofilter material in the deodorizing filter tower that control appliance records according to temperature sensor by adjusting the height of spray liquid and EGT, is controlled the temperature of biofiltration process.
Claims (10)
1. a mixed culture biological deodorizing filter tower comprises superstructure, cylinder and substructure, it is characterized in that: superstructure is positioned at the top of cylinder, and substructure is positioned at the bottom of cylinder; Cover plate and the cylinder of superstructure are tightly connected, substructure and cylinder seal welding; Superstructure is comprised of cover plate, feed arrangement, exhaust apparatus, spray equipment; Cover plate has the hole, is used for charging and exhaust, below cover plate, is provided with spray equipment, and spray equipment has access tube to link to each other from the outside access of mixed culture biological deodorizing filter tower and with spray equipment; Substructure is comprised of distribution device and drawing mechanism; Distribution device is provided with air inlet pipe and interface; The top of distribution device and cylinder seal welding, the bottom of distribution device is provided with drawing mechanism, and the charging aperture of drawing mechanism is connected with the discharging opening of distribution device bottom.
2. mixed culture biological deodorizing filter tower according to claim 1 is characterized in that: distribution device is comprised of top cone cylinder, gas distribution coaming plate, bottom broach hopper; Top cone cylinder and gas distribution coaming plate seal welding, gas distribution coaming plate and bottom broach hopper seal welding, there is airspace between top cone cylinder and bottom broach hopper, top cone cylinder links together by the gas distribution coaming plate with the bottom broach hopper, the bottom of bottom broach hopper is provided with discharging opening, and the charging aperture of drawing mechanism is connected with the discharging opening of broach hopper bottom, bottom.
3. mixed culture biological deodorizing filter tower according to claim 2 is characterized in that: the gas distribution coaming plate adopts circular, and the air inlet pipe of distribution device is arranged along the distribution device tangential direction.
4. mixed culture biological deodorizing filter tower according to claim 1 is characterized in that: drawing mechanism employing insertion plate door or discharge valve, or employing conveying worm.
5. mixed culture biological deodorizing filter tower according to claim 1 is characterized in that: also be provided with control appliance and go out material conveying device, the start-up and operation time of the biofilter material drawing mechanism of control appliance control mixed culture biological deodorizing filter tower.
6. mixed culture biological deodorizing filter tower according to claim 1, it is characterized in that: also be provided with control appliance and feed conveying device, control appliance control feed conveying device when going out material conveying device startup operation starts synchronously, carry fresh biofilter material to mixed culture biological deodorizing filter tower, and controlled the running time of feed conveying device by control appliance.
7. mixed culture biological deodorizing filter tower according to claim 1, it is characterized in that: also be provided with control appliance, go out material conveying device, feed conveying device and level sensor, when the factors such as filtrate is aging, compacting cause material level to be lower than lower limit, control appliance will start the startup that material conveying device and feed conveying device automatically, control out material conveying device behind the discharge section filtrate out of service; When level sensor detected the filtrate material level above higher limit, the operation of outside charging (feeding) equipment was closed in control automatically.
8. mixed culture biological deodorizing filter tower according to claim 1 is characterized in that: also be provided with humidity sensor and control appliance, spray equipment is controlled, spray time and the uninterrupted of the filtrate humidity control spray equipment that records according to humidity sensor; Also be provided with temperature sensor and control appliance, the temperature of biofiltration process is controlled, according to the mixed culture biological deodorizing filter tower filtrate temperature that temperature sensor records, adjust the height of spray liquid and EGT, thus the temperature of control biofiltration process.
9. described described mixed culture biological deodorizing filter tower according to claim 1 is characterized in that: on the cover board have charging hole and steam vent, be connected with the charging flange on the charging hole, connect blast pipe and exhaust flange on the steam vent; Or on the cover board only open a hole, connect blast pipe and exhaust flange on it; On blast pipe, open again charging hole, be connected with the charging flange on it; Or open respectively on cylinder; Be connected with feed pipe and charging flange on the charging hole, connect blast pipe and blast pipe flange on the steam vent.
10. a biologic deodorization method is characterized in that: comprise the steps:
1), when mixed culture biological deodorizing filter tower starts, biofilter material is by in the outside feed conveying device input deodorizing filter tower, when material level reached upper limit in level sensor detects the deodorizing filter tower, control appliance was controlled outside feed conveying device and is stopped feeding;
2), start outside shower water water system, by spray equipment to the biofilter material shower humidification, for biodegradation and metabolism provide necessary moisture content and nutritive salt;
3), externally through the waste gas of humidification from deodorizing filter tower bottom in distribution device enters tower, filtration via microorganism in the biofilter material in the tower, organic substance and some biodegradable inorganic substances in degraded and the purifying exhaust air, waste gas is purified, discharge the outside qualified discharge of the waste gas after the purification by coupled external pipe;
4), detecting the factors such as filtrate is aging, compacting when level sensor causes material level to be lower than lower limit, or the time that filtrate uses has reached the time that control appliance is set, control appliance automatically starts and material conveying device and feed conveying device, part biological filtrate in the deodorizing filter tower draws off automatically through going out material conveying device, new biofilter material adds automatically through outside feed conveying device, controls out material conveying device behind the discharge section filtrate out of service; When level sensor detected the filtrate material level above higher limit, the operation of outside feed conveying device was closed in control automatically; Each discharging is the part of filtrate in the cylindrical shell, stay microorganism contained in the filtrate in the deodorizing filter tower as starter by upwards breeding of foul smell, make the filtrate of new adding be covered with very soon microorganism, for the procreation succession of microorganism creates favorable conditions;
5), control appliance records the humidity of filtrate in the deodorizing filter tower, spray time and the uninterrupted of control spray equipment according to humidity sensor; The temperature of biofilter material in the deodorizing filter tower that control appliance records according to temperature sensor by adjusting the height of spray liquid and EGT, is controlled the temperature of biofiltration process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210498386.4A CN102949929B (en) | 2012-08-28 | 2012-11-29 | A kind of mixed culture biological deodorizing filter tower and biologic deodorization method |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103088439A CN102794104A (en) | 2012-08-28 | 2012-08-28 | Biological deodorization filter tower capable of automatically replacing and adding filter material and biological deodorization method |
| CN201210308843.9 | 2012-08-28 | ||
| CN201210498386.4A CN102949929B (en) | 2012-08-28 | 2012-11-29 | A kind of mixed culture biological deodorizing filter tower and biologic deodorization method |
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| CN201210498386.4A Active CN102949929B (en) | 2012-08-28 | 2012-11-29 | A kind of mixed culture biological deodorizing filter tower and biologic deodorization method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103664271A (en) * | 2013-12-19 | 2014-03-26 | 广西博世科环保科技股份有限公司 | Tower-type self-coupled deodorization high-temperature aerobic fermentation system |
| CN111957199A (en) * | 2020-06-02 | 2020-11-20 | 深圳市柏志兴环保科技有限公司 | Biological deodorization device |
| CN113786725A (en) * | 2021-09-27 | 2021-12-14 | 浙江爱科乐环保有限公司 | Waste gas treatment equipment for prolonging service cycle of biological filter material and use method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102794104A (en) * | 2012-08-28 | 2012-11-28 | 湖南深拓智能设备股份有限公司 | Biological deodorization filter tower capable of automatically replacing and adding filter material and biological deodorization method |
| CN103601544A (en) * | 2013-11-22 | 2014-02-26 | 南开大学 | High-efficiency aerobic fermentation deodorization device and application |
| CN107754594A (en) * | 2017-11-22 | 2018-03-06 | 深圳市利源水务设计咨询有限公司 | A kind of high-performance bio deodorization process and its filtrate and device |
| CN108786406A (en) * | 2018-07-03 | 2018-11-13 | 山东寿光巨能金玉米开发有限公司 | A kind of purification method of amino acids production tail gas |
| CN109078482A (en) * | 2018-09-10 | 2018-12-25 | 杭州楚天科技有限公司 | A kind of biological deodorizing filler and device |
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| CN102794104A (en) | 2012-11-28 |
| CN102949929B (en) | 2016-01-27 |
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