CN106904741A - A kind of sewage disposal device of light particle system - Google Patents
A kind of sewage disposal device of light particle system Download PDFInfo
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- CN106904741A CN106904741A CN201710206300.9A CN201710206300A CN106904741A CN 106904741 A CN106904741 A CN 106904741A CN 201710206300 A CN201710206300 A CN 201710206300A CN 106904741 A CN106904741 A CN 106904741A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/301—Aerobic and anaerobic treatment in the same reactor
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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- Biodiversity & Conservation Biology (AREA)
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Biological Treatment Of Waste Water (AREA)
Abstract
The present invention proposes a kind of sewage disposal device of light particle system, including two or more bio-reaction zones.The bio-reaction zone can be any two or multiple combination in anaerobic zone, anoxic zone, aerobic zone, and the bio-reaction zone is light particle system, described light particle system is included as the carrier granular of micropopulation, its operator scheme is that the free suspension pattern of gas or gas aid in suspension pattern, and the light particle system is being conducive to micropopulation to be grown to principle；And the fluid communication of described two or more bio-reaction zones.Sewage disposal device proposed by the present invention has the low feature of efficiency high, energy consumption, being applied to sewage disposal can not only make microorganism concn be greatly improved, anti impulsion load strengthens, excess sludge production is small, without sludge bulking, and gas act on particle is suspended by way of can more reducing energy consumption.
Description
Technical field
The present invention relates to a kind of sewage disposal device of light particle system, water treatment field is applied to.Can also use simultaneously
Consolidate as efficient liquid and gas-liquid-solid contact, reaction system in other field.
Background technology
From the point of view of surface water and groundwater water quality monitoring result in 2015, the current overall water quality condition of China does not allow pleasure
See, and with the growth and expanding economy of population, China can be increasing to the demand of water resource, wastewater discharge also with
Increase, therefore the Situation of water resources of China is precarious.At present, increasing enterprise starts to use green technology, as far as possible
Reduce waste to produce, with this come quality of increasing water quality, but its effect is too obvious not yet.In order that obtain water resource being capable of sustainable development
Exhibition, it is necessary to which the waste water to discharging is processed, available water is changed into by waste water, it can be seen that, wastewater processing technology is extremely important
, wastewater processing technology on the spot especially now is very little, it is impossible to so that waste water is timely and effectively processed, so that water pollution
Increasingly increase weight, water quality is gradually reduced.
Waste water is mainly derived from sanitary wastewater, industrial wastewater, livestock and poultry farm waste water and agricultural effluent etc., waste water it is main
Index is COD (COD), biochemical oxygen demand (BOD) (BOD), ammonia nitrogen and total phosphorus etc., wherein containing water plant can be promoted to give birth to
Various nutriments long, the pathogen microorganism that can be caused a disease and be potentially carcinogenic or gene mutation toxic compounds, therefore,
From protection human health and environmental protection angle, before waste water is re-used or is directly discharged into environment, it is necessary to which it is entered
Row treatment.The method for processing waste water has a lot, and Physical, chemical method, physical-chemical process, bioanalysis can be divided into by its action principle
Four kinds, these methods can be simultaneously used during treatment waste water, wherein bioanalysis is most economical effective processing method, thus extensive
Using.At present, in most of conventional waste water treatment plant at home, Biological Treatment of Wastewater technology uses activated sludge
Method, such as oxidation ditch activated sludge process, A-B activated sludge processes, SBR sequencing batch active sludges, the formula that feeds intake activated sludge process etc.,
Although treatment effect can reach《Urban wastewater treatment firm pollutant emission standard》(GB18918-2002) requirement, but these sides
Method organic loading is low, microorganism concn is low, anti impulsion load ability is weak, excess sludge production big, is also easy to produce sludge bulking, causes
Treatment effeciency is low, high energy consumption, surplus sludge volume big, so that equipment volume is big, takes up room many, it is therefore desirable to which one kind is more
Efficiently, the sewage disposal technology of energy-conservation.
The content of the invention
To achieve the above object, the invention provides a kind of sewage disposal device of light particle system.
To reach above-mentioned purpose, the present invention is achieved through the following technical solutions：
A kind of sewage disposal device of light particle system, including two or more bio-reaction zones.The bio-reaction zone
Can be any two or the multiple combination in anaerobic zone, anoxic zone, aerobic zone, and the bio-reaction zone is light particle system,
Described light particle system includes that as the carrier granular of micropopulation its operator scheme is the free suspension pattern of gas or gas
Body aids in suspension pattern, and the light particle system is being conducive to micropopulation to be grown to principle；And it is described two or more
The fluid communication of bio-reaction zone.
The present invention is a kind of sewage disposal device of light particle system, and it has advantages below：Light particle in the equipment
System is applied to sewage disposal can not only make microorganism concn be greatly improved, anti impulsion load enhancing, excess sludge
Yield is small, without sludge bulking, and gas act on particle is suspended by way of can more reducing energy consumption.Therefore should
The characteristics of system has efficiency high, energy consumption is low.
Brief description of the drawings
Fig. 1 is sewage disposal device sketch of the invention；
Fig. 2 is a kind of sewage disposal device schematic diagram containing light particle system of the present invention；
Fig. 3 is that bio-reaction zone includes settling zone schematic diagram；
Fig. 4 (a), Fig. 4 (b), Fig. 4 (c), Fig. 4 (d) are the signals that gas drives liquid self circulation device in equipment inside and outside
Figure；
Fig. 5 (a), Fig. 5 (b), Fig. 5 (c), Fig. 5 (d) are gas distributor arrangement schematic diagrames；
Fig. 6 (a), Fig. 6 (b), Fig. 6 (c) are gas distributor diverse location arrangement schematic diagrames；
Fig. 7 is the figure of embodiment one of sewage disposal device；
Fig. 8 is another sewage disposal device figure；
Fig. 9 is the figure of sewage disposal device embodiment two containing settling zone；
Figure 10 is another sewage disposal device figure containing settling zone.
Each mark is meant that in Fig. 2：1. the first bio-reaction zone；2. the second bio-reaction zone；3. poorly efficient gas distributor；
4. efficient gas distributor；5. light particle；6. intake；7. water outlet after the treatment of the first bio-reaction zone；8. water outlet；9. recirculated water.
Specific embodiment
In order to be better understood from the present invention, detailed content is expanded on further with reference to Fig. 1-Figure 10.
In one embodiment, the invention discloses a kind of sewage disposal device of light particle system, including two or many
Individual bio-reaction zone.The bio-reaction zone can be any two or multiple combination in anaerobic zone, anoxic zone, aerobic zone, and
The bio-reaction zone is light particle system, and described light particle system is included as the carrier granular of micropopulation, its behaviour
Operation mode is that the free suspension pattern of gas or gas aid in suspension pattern, and the light particle system is being conducive to micropopulation to grow
It is principle；And the fluid communication of described two or more bio-reaction zones.
For light particle system, the light particle specific surface area that it contains is very big, is applied to sewage disposal process
In, the concentration of microorganism can be greatly increased, so as to improve its treatment effeciency.Micropopulation can be attached to the table of particle
Face produces biomembrane and floats on a liquid, and heterotrophic bacterium, autotroph are contained in microorganism, is formed by various micro- lifes
The colony of thing combination.They granule medium superficial growth with come off, constantly update, metabolic degradation is carried out to organic pollution
Reaction, and/or nitration denitrification reaction is carried out to ammonia nitrogen, and/or phosphorus is carried out discharging phosphorus and the reaction of phosphorus is absorbed.
The characteristics of light particle system, is as follows：(1) organic volumetric loading is higher, and hydraulic detention time is short, required reactor
Small volume, takes up room and also reduce therewith, is particularly well-suited to soil anxiety and the high place of land price；(2) mass-transfer performance is good, special
It is not that after taking gas procedure to fluidize, treatment effeciency higher can be made it have；(3) flowing of gas-liquid-solid three-phase can promote life
The renewal of thing film, it is ensured that the strong microorganism of activity occupies particle surface so as to have stronger disposal ability；(4) made by gas
With the more reducing energy consumptions of the mode for particle is suspended, while so that distribution of particles is more uniform, advantageously in sewage
Treatment.In sum, light particle system can not only improve its treatment effeciency in the treatment of waste water, and can also save energy
Amount.
Described light particle density is less than fluid density, and size is changeable, and the material and shape of particle are of all kinds, such as
Spherical PP GRANULES of hollow type etc., however not excluded that other particles.It is preferred that specific surface area is big, shape is similar to spherical, and density connects
The particle of liquid is bordering on, then selection surface is adapted to the particle of growth of microorganism as far as possible when being applied to sewage disposal.
Described light particle system also aids in suspension two kinds of operator schemes of pattern comprising the free suspension pattern of gas and gas,
The free suspension pattern concrete operations mode of described gas is as follows：In an initial condition, because light particle density is close less than liquid
Degree, light particle is suspended in liquid upper, and now, particle is only contacted with upper liquid, and after gas is passed through from bottom, bubble enters
Enter in liquid phase, form gas liquid mixture, the light particle of liquid upper moves downward, caused eventually through gas inlet is changed
Grain is suspended in gas liquid mixture.In described gas auxiliary suspension pattern, sewage disposal device band containing gas of the invention
Hydrodynamic body self-circulating device, when equipment is smaller, can be arranged on device external, shown in such as Fig. 4 (a), gas is passed through in circulation pipe
Body, gas forms the air pocket of rising in a liquid, so that the liquid flows upwards access arrangement top in circulation pipe is driven, and
Liquid in equipment then flows downward into circulation pipe, final to cause so that light particle is moved downward with liquid
Grain is suspended in liquid.When equipment is larger, described gas drive liquid self circulation device can also be arranged on device interior, such as
Shown in Fig. 4 (b), Fig. 4 (c), Fig. 4 (d), in an initial condition, because light particle density is less than fluid density, light particle is suspended in
Liquid upper, now, particle is only contacted with upper liquid, and when slave unit bottom is passed through gas, gas goes out from gas distributor
The air pocket produced after coming drives its top liquid flows upwards, and the downward liquid flow in bubble-free area, so that light
Grain is moved downward with liquid, finally causes that particle is suspended in liquid.
Described gas drive liquid self circulation device can include gas distributor, pipeline, such as Fig. 4 (a), Fig. 4 (b), Fig. 4
Shown in (c), Fig. 4 (d), when gas drives liquid self circulation device to be arranged on device external, shown in such as Fig. 4 (a), gas distribution
Device and pipeline exist simultaneously, when gas drives liquid self circulation device to be arranged on device interior, such as Fig. 4 (b), Fig. 4 (c), Fig. 4
D shown in (), pipeline is not essential, preferably there is pipeline, and the pipeline can be totally enclosed type, semi-enclosed or full open model pipe
Road.Described gas distributor can be poorly efficient gas distributor or efficient gas distributor, in the free suspension pattern of gas
The preferred heavy duty detergent of gas distributor, such as pore type gas distributor, so can just be such that bubble is evenly distributed in reaction zone, allow
Grain preferably suspends, and can also improve dissolved oxygen amount.And gas auxiliary suspension pattern in gas distributor then preferably poorly efficient type, such as
Pipe distributor, could so induce the generation of air pocket, so as to strengthen liquid self circulation amount, can also reduce dissolved oxygen amount.It is described
Gas distributor arrangement in a device it is varied, such as Fig. 5 (a), Fig. 5 (b), Fig. 5 (c), Fig. 5 (d), Fig. 6 (a), Fig. 6
B shown in (), Fig. 6 (c), wherein Fig. 5 (a), Fig. 5 (b) are applied to the free suspension pattern of gas, and shown in Fig. 5 (a) is in dividing plate two
The evenly distributed gas distributor in side, shown in Fig. 5 (b) be non-inductive windings exist arrangement mode；Fig. 5 (c), Fig. 5 (d) are applied to gas
Body aids in suspension pattern, and shown in Fig. 5 (c) is the arrangement mode containing pipeline, and Fig. 5 (d) is free from the arrangement mode of pipeline, Fig. 6
Show that gas distributor arrangement can be high or low shown in (a), Fig. 6 (b), be not limited to the distribution of pipeline inside, be shown in Fig. 6 (c)
Stage arrangement gas distributor, it is adaptable to taller and bigger equipment, can be poorly efficient or heavy duty detergent, and so-called stage arrangement refers to
Slave unit bottom starts, and is up arranged according to a certain distance.The mode of air inlet can use continous way or batch (-type), batch (-type)
Portion of energy can be saved.
As it was previously stated, bio-reaction zone include anaerobic zone, anoxic zone, aerobic zone any two or its combination.For this, no
Different pollutants can be processed under same environment.If aerobic environment, anaerobic environment or anaerobic environment can be combined, then from
So sewage disposal device of the invention can be applied to different sewage disposal process.
The equipment application is in the flow of wastewater treatment：Waste water is flowed into bio-reaction zone by water inlet system and carries out biological place
Reason, the waste water after then processing is by after precipitation, finally obtaining water outlet up to standard.It is heavy that precipitation is typically separately provided outside equipment
Carried out in the pond of shallow lake.In a device also can using in bio-reaction zone without granulomere (such as bottom) as settling zone, by this region
After precipitation, the sludge content in water outlet is greatly reduced, as shown in figure 3, being settling zone below dotted line (without granulomere).In order to more
Good removing " three nitrogen " (nitrite nitrogen, nitrate nitrogen and ammonia nitrogen), can by the wastewater fraction after treatment loop back any one or
Reprocessed in multiple bio-reaction zones.
The equipment also includes water inlet system, outlet system, and wherein water inlet system can contain intake pump, water inlet pipe etc..Water outlet
System contains outlet pipe etc., the preferred π types pipe of outlet pipe, with liquid level certain in this guarantee equipment.
In another embodiment, as shown in fig. 7, it is the one of the sewage disposal device of a kind of light particle system of the invention
Plant implementation method.The equipment includes anoxic zone and aerobic zone, is all light particle system, and anoxic zone mutually passes to aerobic zone part
And the liquid circulation after the treatment of aerobic zone goes back to anoxic zone, precipitate-free area is present.The operator scheme that anoxic zone uses in Fig. 7 is gas
Auxiliary suspension pattern, gas drives liquid self circulation device there was only gas distributor, after not existing pipeline, and treatment in equipment
Water outlet enter aerobic zone from bottom, to ensure that it flows through aerobic reactor zone, then in aerobic zone plus a dividing plate so that anoxic zone
Water outlet after treatment will not be flowed directly out directly from aerobic zone lower part outlet.The operator scheme that aerobic zone uses is that gas freely hangs
Floating pattern.Shown in Fig. 8 is another embodiment, and it is with Fig. 7 differences：The gas of anoxic zone drives liquid to follow certainly
Loop device contains gas distributor and pipeline, and pipeline is totally enclosed type, and gas distributor is in the duct, and the water outlet after processing
Enter aerobic zone from top, dividing plate is not added with aerobic zone.
The complete equipment of the embodiment is made up of carbon steel material steel plate, and effective dimensions is 3 × 1 × 6 meters, the effective chi in aerobic zone
Very little 2 × 1 × 6 meters；Anoxic zone effective dimensions is 1 × 1 × 6 meters.Block board thickness between anoxic zone and aerobic zone is 1 centimetre, good
Block board thickness in oxygen area is 0.5 centimetre, is highly 1.6 meters.Particle selection is polypropylene elliposoidal light particle, and density is about
930kg/m3, equivalent diameter about 2.5mm.Used gas is air, the gas distributor that the free suspension pattern of gas is used
It is pore type leather hose, 10 centimetres of leather hose bore, throughput is 5m3/ (mh), need to ensure that particle suspends using many root skin pipes；Gas
The gas distributor that body auxiliary suspension pattern is used is non-porous leather hose, and bore is 3.5 centimetres, needs many non-porous leather hose arrangements.
Water outlet after the treatment of aerobic zone loops back anoxic zone, and its internal circulating load is about 4 times of inflows.
Microculture mode in this equipment is specially：From septic tank or fresh activated sludge is taken elsewhere to be put into
In this equipment, waste water is passed through, in this device by internal waste water circulation mode culture microorganism, microorganism is strengthened to this with this
The adaptability of waste water, reaches more preferable treatment effect.
On-line monitoring system is employed in this equipment, in addition to water inlet, the monitoring of water outlet each several part flow, also including in water
The monitoring (such as dissolved oxygen probe) of dissolved oxygen, PH monitorings etc..Can be by the looped system of monitoring system so that each bio-reaction zone
Meet the environment that Institute of Micro-biology needs, such as：Dissolved oxygen in water is monitored by dissolved oxygen probe, aerobic, anaerobism is created by controlling dissolved oxygen
Or anaerobic environment.
Complete equipment flow as shown in fig. 7, waste water enters anoxic zone by water inlet system, through hypoxia response area process it is useless
Water enters aerobic reactor zone from bottom, can if desired go successively to other biological reaction zone, is then left from the bottom of aerobic zone
Equipment；Used as water outlet, another part is then looped back in anoxic zone a part, and hypoxia response is entered after being mixed with fresh wastewater
In area.Gas is entered in each reaction zone by gas distributor.
Tested using this equipment, treatment sewage quantity is 160 tons daily, within the runtime, average COD of intaking is
278g/m3, the average BOD in biodegradable part is 189g/m3, average NH4- N is 29.1g/m3, TN is 31g/m3.It is small through about 2.5
When hydraulic detention time after, the system can remove 89%, 97% and 83% COD, NH4- N, TN, specific data such as table 1.Cause
It is without settling zone, so the value of sludge quantity TSS, VSS of water outlet more than water inlet.Water outlet reaches《Urban wastewater treatment firm is dirty
Dye thing discharge standard》(GB18918-2002) one-level A standards.
The equipment treatment sewage turnover index of table 1
In another embodiment, as shown in figure 9, it is a kind of sewage disposal device containing light particle system of the present invention
A kind of implementation method.The equipment includes anoxic zone and aerobic zone, is all light particle system, and anoxic zone and aerobic zone part communicate
And the liquid circulation after the treatment of aerobic zone goes back to anoxic zone, there is settling zone in anoxic zone and aerobic zone bottom.Anoxic zone in Fig. 9
The operator scheme of use is gas auxiliary suspension pattern, and gas drives liquid self circulation device there was only gas distributor, in equipment
The interior water outlet in the absence of after pipeline, and treatment enters aerobic zone from bottom settling zone, to ensure that it flows through aerobic reactor zone, then exists
Add a dividing plate in aerobic zone so that the water outlet after the treatment of anoxic zone will not be flowed directly out directly from aerobic zone lower part outlet.It is aerobic
The operator scheme that area uses is the free suspension pattern of gas, and the water outlet after its treatment flows out equipment after being precipitated through bottom precipitation area.
Shown in Figure 10 is another embodiment, and it is with Fig. 9 differences：The gas of anoxic zone drives liquid self circulation device
Containing gas distributor and pipeline, pipeline is open, and gas distributor is outside pipeline, and the water outlet after processing is entered from top
Enter aerobic zone, dividing plate is not added with aerobic zone.
The complete equipment of embodiment two is made up of carbon steel material steel plate, and effective dimensions is 3 × 1.5 × 6 meters, and aerobic zone has
2 × 1.5 × 6 meters of size of effect；The effective dimensions of anoxic zone is 1 × 1.5 × 6 meters.Block board thickness between anoxic zone and aerobic zone
It it is 1 centimetre, the block board thickness in aerobic zone is 0.5 centimetre, is highly 2.5 meters.Particle selection is light of polypropylene elliposoidal
Grain, density about 930kg/m3, equivalent diameter about 2.5mm.Used gas is air, employed in the free suspension pattern of gas
Gas distributor be pore type leather hose, 10 centimetres of leather hose bore, throughput is 5m3/ (mh), need to be ensured using many root skin pipes
Particle suspends；Gas distributor employed in gas auxiliary suspension pattern is non-porous leather hose, and bore is 3.5 centimetres, is needed many
Root skin pipe is distributed.The water outlet that outlet pipe is slightly below after water inlet, and aerobic zone treatment loops back anoxic zone, and internal circulating load is about 4 times
Inflow.
Microculture mode in this equipment is specially：From septic tank or fresh activated sludge is taken elsewhere to be put into
In this equipment, waste water is passed through, in this device by internal waste water circulation mode culture microorganism, microorganism is strengthened to this with this
The adaptability of waste water, reaches more preferable treatment effect.
On-line monitoring system is employed in this equipment, in addition to water inlet, the monitoring of water outlet each several part flow, also including in water
The monitoring (such as dissolved oxygen probe) of dissolved oxygen, PH monitorings etc..Can be by the looped system of monitoring system so that each bio-reaction zone
Meet the environment that Institute of Micro-biology needs, such as：Dissolved oxygen in water is monitored by dissolved oxygen probe, anaerobism, anoxic are created by controlling dissolved oxygen
Or aerobic environment.
Complete equipment flow is post-processed through hypoxia response area as shown in figure 9, waste water enters anoxic zone by water inlet system
Waste water enters bottom settling zone, after precipitation, aerobic reactor zone is entered from the bottom of settling zone, can if desired go successively to other
Bio-reaction zone, then leaves equipment from the bottom of aerobic zone；Used as water outlet, another part then loops back anoxic zone to a part
In, enter in hypoxia response area after being mixed with fresh wastewater.Gas is entered in each reaction zone by gas distributor.
Tested using this equipment, treatment sewage quantity is 200 tons daily, within the runtime, average COD of intaking is
278g/m3, the average BOD in biodegradable part is 189g/m3, average NH4- N is 29.1g/m3, TN is 31g/m3.It is small through about 2.5
When hydraulic detention time after, the system can remove 89%, 98% and 84% COD, NH4- N, TN, specific data such as table 2.Cause
It is the settling zone that the waste water after treatment passes through bottom, after precipitation, the value of sludge quantity TSS, VSS less than water inlet of water outlet.Water outlet
Reach《Urban wastewater treatment firm pollutant emission standard》(GB18918-2002) one-level A standards.
The equipment treatment sewage turnover index of table 2
To sum up, a kind of sewage disposal device containing light particle system that the present invention is provided, by two or more biological respinses
District's groups are into and bio-reaction zone is all light particle system, and the specific surface area of the system particles is very big, is applied to wastewater treatment
During, the concentration of microorganism can be greatly increased, so as to improve its treatment effeciency.The free suspension mould of gas described in simultaneously
Formula or gas auxiliary suspension pattern can not only increase mass-transfer efficiency, and also reduce the energy consumption of more suspended particulates.
The above, only presently preferred embodiments of the present invention is not intended to limit the invention, and each embodiment is using passing
The mode entered is described, and identical similar part is mutually referring to each embodiment is stressed between each embodiment
It is the difference with other embodiment.It is every any trickle to be repaiied to made for any of the above embodiments according to technical spirit of the invention
Change, equivalent and improvement should be included within the protection domain of technical solution of the present invention.
Claims (11)
1. a kind of sewage disposal device of light particle system, including two or more bio-reaction zones, the bio-reaction zone can
To be any two or the multiple combination in anaerobic zone, anoxic zone, aerobic zone, and the bio-reaction zone is light particle system, institute
The light particle system stated includes that as the carrier granular of micropopulation its operator scheme is the free suspension pattern of gas or gas
Auxiliary suspension pattern, the light particle system is being conducive to micropopulation to be grown to principle；And described two or more lifes
The fluid communication of thing reaction zone.
2. the sewage disposal device of a kind of light particle system according to claim 1, it is characterised in that preferred, it is described
The density of light particle is less than fluid density.
3. the sewage disposal device of a kind of light particle system according to claim any one of 1-2, it is characterised in that：It is described
The free suspension pattern of gas be to introduce a gas into turn into gas liquid mixture in liquid, change gas liquid mixture by changing tolerance
Density so that light particle freely suspends in gas liquid mixture.
4. the sewage disposal device of a kind of light particle system according to claim any one of 1-3, it is characterised in that：It is described
Gas auxiliary suspension pattern also through introduce gas disturb liquid so that light particle suspends in a liquid.
5. the sewage disposal device of a kind of light particle system according to claim any one of 1-4, it is characterised in that：Institute
In the gas auxiliary suspension pattern stated, liquid self circulation device, described gas is driven to drive liquid self circulation device containing gas
It is that the gas for introducing forms the bubbles entrain liquid in pipe of rising and flows up in a liquid, and the liquid of equipment body part is then
Flow downward, liquid self circulation is formed, so that light particle is floated in a liquid.
6. the sewage disposal device of a kind of light particle system according to claim 5, it is characterised in that：Described gas band
Hydrodynamic body self-circulating device includes gas distributor, pipeline, and described gas drives liquid self circulation device to be placed on device external
Or it is internal, device external is preferably placed at when equipment is smaller.
7. the sewage disposal device of a kind of light particle system according to claim any one of 1-6, it is characterised in that：It is described
Gas distributor can multiple be arranged in equipment bottom, also dependent on equipment height choice phase formula arrangement, the described stage
Formula is arranged as slave unit bottom and starts, and is up arranged according to a certain distance, and described gas drives liquid self circulation device peace
During mounted in device interior, pipeline is not essential, if there is pipeline, described pipeline can be totally enclosed type, semi-enclosed or complete
Open pipeline.
8. the sewage disposal device of a kind of light particle system according to claim any one of 1-7, it is characterised in that：It is described
Sewage disposal device is also including water inlet system, outlet system etc..
9. the sewage disposal device of a kind of light particle system according to claim any one of 1-8, it is characterised in that：It is described
The free suspension pattern of the preferred gas of aerobic zone operator scheme in bio-reaction zone；Anaerobic zone or the preferred gas of anoxic zone operator scheme
Body aids in suspension pattern.
10. the sewage disposal device of a kind of light particle system according to claim any one of 1-9, it is characterised in that：Institute
The free suspension pattern of gas and gas the auxiliary suspension pattern stated are using continous way or the intake method of batch (-type).
A kind of sewage disposal device of the 11. light particle system according to claim any one of 1-10, it is characterised in that：Institute
The bio-reaction zone bottom stated can be settling zone without particles sites, reduce out the content of sewage sludge.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710206300.9A CN106904741A (en) | 2017-03-29 | 2017-03-29 | A kind of sewage disposal device of light particle system |
| CA2999656A CA2999656A1 (en) | 2017-03-29 | 2018-03-29 | A light particle or mixed particle system for wastewater treatment |
| US15/940,568 US20180280907A1 (en) | 2017-03-29 | 2018-03-29 | Light particle or mixed particle system for wastewater treatment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710206300.9A CN106904741A (en) | 2017-03-29 | 2017-03-29 | A kind of sewage disposal device of light particle system |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5486291A (en) * | 1993-11-10 | 1996-01-23 | Ocean Arks International, Inc. | Ecological fluidized bed method for the treatment of polluted water |
| CN101935132A (en) * | 2010-07-20 | 2011-01-05 | 华南理工大学 | Mixed municipal sewage and fecal sewage A2/O-biomembrane nitrogen and phosphorus synchronous removing device and method thereof |
| US20110017664A1 (en) * | 2009-06-15 | 2011-01-27 | Conner William G | Suspended media membrane biological reactor system and process including suspension system and multiple biological reactor zones |
| CN203999140U (en) * | 2014-07-29 | 2014-12-10 | 沭阳嘉净环保科技有限公司 | A kind of moving-bed type decentralized sewage treatment device |
| CN104710006A (en) * | 2015-03-16 | 2015-06-17 | 苏州科技学院 | Improved A2/O biological membrane reactor capable of synchronously removing carbon, nitrogen and phosphorus, and operation method thereof |
| CN207451733U (en) * | 2017-03-29 | 2018-06-05 | 天津西敦津洋环保科技有限公司 | A kind of sewage disposal device of light particle system |
| CN210150801U (en) * | 2019-04-16 | 2020-03-17 | 凌志环保股份有限公司 | Integrated sewage treatment tank applying biological multiplication and fluidized bed process |
-
2017
- 2017-03-29 CN CN201710206300.9A patent/CN106904741A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5486291A (en) * | 1993-11-10 | 1996-01-23 | Ocean Arks International, Inc. | Ecological fluidized bed method for the treatment of polluted water |
| US20110017664A1 (en) * | 2009-06-15 | 2011-01-27 | Conner William G | Suspended media membrane biological reactor system and process including suspension system and multiple biological reactor zones |
| CN101935132A (en) * | 2010-07-20 | 2011-01-05 | 华南理工大学 | Mixed municipal sewage and fecal sewage A2/O-biomembrane nitrogen and phosphorus synchronous removing device and method thereof |
| CN203999140U (en) * | 2014-07-29 | 2014-12-10 | 沭阳嘉净环保科技有限公司 | A kind of moving-bed type decentralized sewage treatment device |
| CN104710006A (en) * | 2015-03-16 | 2015-06-17 | 苏州科技学院 | Improved A2/O biological membrane reactor capable of synchronously removing carbon, nitrogen and phosphorus, and operation method thereof |
| CN207451733U (en) * | 2017-03-29 | 2018-06-05 | 天津西敦津洋环保科技有限公司 | A kind of sewage disposal device of light particle system |
| CN210150801U (en) * | 2019-04-16 | 2020-03-17 | 凌志环保股份有限公司 | Integrated sewage treatment tank applying biological multiplication and fluidized bed process |
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