CN203781974U - Micro-power sewage biological rapid filtration system - Google Patents
Micro-power sewage biological rapid filtration system Download PDFInfo
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- CN203781974U CN203781974U CN201420021673.0U CN201420021673U CN203781974U CN 203781974 U CN203781974 U CN 203781974U CN 201420021673 U CN201420021673 U CN 201420021673U CN 203781974 U CN203781974 U CN 203781974U
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- rapid filtration
- saprobia
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Abstract
The utility model discloses a micro-power sewage biological rapid filtration system comprising a pre-treatment tank, a program-controlled rapid filtration field and a disinfection reaction tank which are connected with one another in sequence, wherein the program-controlled rapid filtration field comprises a first rapid filtration field main body, a second rapid filtration field main body, a water inlet and air inlet mechanism arranged between the rapid filtration field main bodies, and backflow mechanisms symmetrically arranged on two sides of each rapid filtration field main body; perforated backflow pipes which are interconnected and intercommunicated are arranged between the upper part of the water inlet and air inlet mechanism and the upper part of each backflow mechanism; a plurality of functional filter material layers are filled in each rapid filtration field main body; an anti-permeable PE (polyethylene) film is coated on the inner wall of each rapid filtration field main body. In an aeration process, water in the water inlet and air inlet mechanism can be automatically overflowed to each backflow mechanism by virtue of the air stripping effect generated when charging air by using a water body; extra power consumption equipment is not needed to drive the circulation of the water body, thus further reducing the energy consumption cost when the system is in operation.
Description
Technical field
The utility model relates to one way of life Sewage treatment systems, especially relates to a kind of microkinetic saprobia fast filtering system and technique of less energy-consumption, belongs to environment protection and sewage treatment project technical field.
Background technology
Along with developing rapidly of " new rural area " construction and villa, the community of travelling, a kind of novel dispersed miniature Sewage Treatment Facilities, becomes the new lover of Environmental Protection Market.At present conventional sewage treatment process, as biological filter, catalytic oxidation, SBR, soil treatment be not all well positioned to meet this field for sewage treatment facility high standard, less energy-consumption, low investment, exempt from management, few particular requirement of taking up an area.
Biological filter technology is very short owing to spending the water time, does not accomplish the completely nitrated of ammonia nitrogen, and cannot carry out denitrification, and the total nitrogen that makes to process rear water body cannot be up to standard; Although catalytic oxidation and SBR have ammonia nitrogen nitrated condition completely, sewage C/N is than congenital defect, or it is up to standard not realize total nitrogen.In order to strengthen the biofiltration detergent power of above-mentioned Sewage treatment systems, conventionally need additional circulation system, adopt driven by power water body to flow at sink drainage internal recycle, through biofiltration repeatedly to reach sewage discharge index, what also need hard intensity carries out blast aeration action simultaneously, and blast aeration equipment occupies the energy consumption of whole system approximately 90%.This technical scheme current consumption is huge, water power consumption per ton is between 0.2～0.9kwh, according to 0.7 yuan of calculating of every degree electricity, the electricity charge of processing one ton of water are 0.14～0.63 yuan, do not include other losses of sewage disposal device, only one of the electricity charge just make the new cities and towns of starting stage bear, and this is also that various places rural sewage treatment equipment is set up and falls into disuse one of major reason of abandoning thereupon.
Therefore, rural area still tends to use traditional soil treatment technology.Although soil treatment can reach the technical requirements of existing " urban wastewater treatment firm pollutant emission standard " GB18918-2002, but it needs the water body residence time very long, floor space is wide, because sewage mainly needs to process through soil permeability, greatly, when rainy season, soil absorbs after a large amount of rainwater in state of saturation for soil treatment technology climate impact, and when winter, upper soll layer freezes, affect water body infiltration, completely cut off air simultaneously; Soil Microorganism at low temperatures activity also can reduce, and this also causes having reduced sewage treating efficiency, but the pending amount of sewage is that climate does not change and changes, and this management work for sewage disposal and discharge brings great inconvenience.In addition, while using soil treatment technology, the foundation of sewage disposal station also needs to consider the depth of ground water table, must ensure that sewage has the soil of enough degree of depth to carry out purifying treatment, otherwise the easy polluted underground water matter of sewage.
Be directed to " new rural area " built at present objective environment and technical requirements, be badly in need of a kind of Sewage treatment systems and technique that can adapt to Rural Areas at Present Status of development.
Utility model content
The purpose of this utility model: aim to provide a kind of simple in structurely, construction, use, maintenance cost are low, microkinetic saprobia rapid filtration system and technique that floor space is little.
This microkinetic saprobia rapid filtration system, comprise the pretreatment pool, program control fast filter field and the disinfection reactions pond that connect successively, it is characterized in that: described program control fast filter field comprises first fast filter owner of farmland's body and the second fast filter owner of farmland body, be arranged on the middle water inlet admission gear of fast filter owner of farmland body, and be symmetricly set on the backflow mechanism of fast filter owner of farmland's body both sides; Between described water inlet admission gear top and backflow mechanism top, be provided with the perforation return line interconnecting; In fast filter owner of farmland body, be filled with the functional filter material layer of multilayer, filter soon and in the main body inner wall of field, be laid with antiseepage PE film.
In described pretreatment pool, be provided with thick, fine fack for screening out solid impurity, the described coarse rack size of space is 25～50mm, and the described fine fack size of space is 1mm.
In described pretreatment pool, be also provided with corresponding with the first fast filter field and the second fast filter field respectively the first submersible pump and the second submersible pump.
Described water inlet admission gear is water inlet air inlet well or water inlet air inlet canal.
Described backflow mechanism is backflow well or backflow canal.
On described water inlet admission gear and backflow mechanism bottom side wall, evenly offer ventilating pit.Described ventilating pit is around being arranged on Jin Shui admission gear bottom to 0.4m highly in interval, and described ventilating pit aperture is 20mm.
The bottom 0.4m to 1.0m of described backflow mechanism highly evenly offers micropore on the sidewall in interval, and described micropore size is 6mm.
Described filter material layer is followed successively by coarse sands layer, thin haydite layer, crude pottery granulosa and sintering kaolin particle layer from top to bottom, is laid with non-woven fabrics and plays the effect that filtrate mixes that intercepts between filter material layer.
The haydite diameter of described thin haydite layer is 8～10mm, and the haydite diameter of described crude pottery granulosa is 20～30mm, and described sintering kaolin particle diameter is 40～80mm.
Described fast filter owner of farmland body upper surface is laid with the not cultivated soil layer higher than water inlet admission gear and the upper shed of backflow mechanism.
Described perforation return line is arranged between the filter material layer of ploughing under soil layer.
Described air inlet water intake mechanism bottom is provided with aeration head.
Described antiseepage PE film thickness is greater than 0.75mmd.
The fast filtering technology of described saprobia mainly comprises the following steps:
A, through the thickness grid isolation foreign material of pretreatment pool and just the heavy pretreated sewage of operation be delivered to the water inlet admission gear top in the first fast filter field by hydraulic pipe through submersible sewage pump, and flow out from water inlet admission gear bottom opening, be full of gradually whole fast filter field, until reach the default elevation of water surface of fast filter Tanaka's water level sensor;
B, filter Tanaka's water level sensor soon water level signal is sent to PLC controller, PLC controller sends stop instruction to the first submersible pump, sends start-up command to the second submersible pump simultaneously, and the sewage in pretreatment pool is continued on to the second fast filter field;
C, pending water body enter in the first fast filter field and between water body, arrhea journey, stop～2 hours;
D, arrhea after journey finishes, PLC controller sends start-up command to the first blower fan, the aeration head that air is delivered to Jin Shui admission gear bottom by blower fan carries out the aeration flow process of 1.5～3 hours, thereby the water body of water inlet in admission gear because of aeration after unit weight reduce and cause water level to raise, sewage higher than normal water level overflows to backflow mechanism on one side through perforation return line, on one side by oozing to filter material layer under the aperture on perforation return line; Air lift effect while utilizing aeration by water inlet admission gear and the backflow mechanism that is symmetricly set on its both sides automatically forms water cycle in filter material layer, the oxygen-rich area, oxygen-starved area, the anaerobic zone that utilize water cycle to form, bring synchronous nitration reaction, anti-nitration reaction and short-cut denitrification reaction;
After E, aeration flow process finish, PLC controller sends stop instruction to blower fan, arrheas journey after entering water body, and water body is static 1～2 hour of fast filter Tanaka;
F, after arrhea after journey finishes, PLC controller send instruction unpack water discharge valve by sewage discharge up to standard after treatment to disinfection reactions pond, drainage flow path continues 1～2 hour, then PLC controller sends instruction and cuts out water discharge valve;
After G, the first fast filter field draining finish, if the second fast filter Tanaka's wastewater level reaches water level sensor preset height, PLC controller sends stop instruction to the second submersible pump, the second fast filter field execution step C to F; PLC controller sends start-up command to the first submersible pump simultaneously, again carries sewage to the first fast filter field;
H, repeating step A to G, whole sewage disposal flow process circulates.The working time of each program can be according to practical situation adjustment.
This microkinetic saprobia rapid filtration system and technique only have when filtering Tanaka water body and reach after preset water level, just start aeration and follow-up sewage disposal flow process, effectively reduced system energy consumption no matter the mode of operation that this discontinuity operation scheme is all moved continuously than sewage quantity size is compared.The air lift effect producing utilize water body inflation in aeration flow process time, the water automatic overflow in water inlet admission gear, to the mechanism that refluxes, drives water body circulation without extra current consuming apparatus, has further reduced energy consumption cost when system is used.Be full of at functional filler under the condition in fast filter field, restricted aeration, and oxygen enrichment, anoxic, the anaerobic zone of the formation of air lift effect, bring synchronous nitration, denitrification and short-cut denitrification effect, be equivalent under anoxia condition, remove in sewage 50%～60% organic carbon load, thereby significantly reduced the required a large amount of oxygen demands of aerobic biochemical de-carbon, required energy expenditure while having reduced blast aeration.
In addition, filter soon field top layer and be laid with the cultivated soil of one deck, according to the climatic characteristic of region of living in, fast filter field, can suitably increase and decrease thickness, ensure that rapid filtration system is not subject to the impact of temperature, make the microorganism that filters soon Tanaka keep active.Meanwhile, also can carry out the plantation of farm crop and landscape plant at cultivated soil layer, can not take valuable cultivated land resource, also beautify environment.In time native system is arranged on to resident's intensive residential district, can be the same with ortho-water treatment station not rude yet, cause resident's dislike.The anti seepage membrane of laying in inner side, fast filter field, can ensure to filter soon sewage in field can polluted underground water, makes the construction of this saprobia rapid filtration system not be subject to the impact of ground water table.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is System planes figure of the present utility model;
Fig. 2 is that field orthographic plan is filtered in canal formula of the present utility model water distribution soon;
Fig. 3 is that field sectional view is filtered in canal formula of the present utility model water distribution soon;
Fig. 4 is that field orthographic plan is filtered in well formula of the present utility model water distribution soon;
Fig. 5 is that field sectional view is filtered in well formula of the present utility model water distribution soon;
Fig. 6 is the static schematic diagram of water body of the present utility model;
Fig. 7 is air lift effect water cycle schematic diagram of the present utility model;
Fig. 8 is empty pond stage schematic diagram of the present utility model;
Fig. 9 is fill phase schematic diagram of the present utility model;
Figure 10 is of the present utility model and stops stage schematic diagram;
Figure 11 is aeration phase schematic diagram of the present utility model;
Figure 12 stops stage schematic diagram after of the present utility model;
Figure 13 is bleeding stage schematic diagram of the present utility model.
1-pretreatment pool 2-filters soon the thin haydite layer of 3-disinfection reactions pond, field 4-perforation return line 5-backflow canal 6-water inlet air inlet canal 7-anti seepage membrane 8-sintering kaolin particle layer 9-crude pottery granulosa 10-11-coarse sands layer 12-and ploughs before soil layer 13-backflow well 14-water inlet air inlet well 15-aeration water level 17-aeration head 18-water discharge valve 19-hydraulic pipe after water level 16-aeration.
Embodiment
We further describe in detail this microkinetic saprobia rapid filtration system and technique with concrete example by reference to the accompanying drawings below.
This microkinetic saprobia rapid filtration system, comprise the pretreatment pool 1, program control fast filter field 2 and the disinfection reactions pond 3 that connect successively, it is characterized in that: described program control fast filter field 2 comprises first fast filter owner of farmland's body and the second fast filter owner of farmland body, be arranged on the water inlet admission gear of fast filter owner of farmland body central authorities, and be symmetricly set on the backflow mechanism of fast filter owner of farmland's body both sides; Between described water inlet admission gear top and backflow mechanism top, be provided with the perforation return line 4 interconnecting; In fast filter owner of farmland body, be filled with the functional filter material layer of multilayer, filter soon and in the main body inner wall of field, be laid with anti seepage membrane 7.Described fast filter owner of farmland body upper surface is laid with the not cultivated soil layer 12 higher than water inlet admission gear and the upper shed of backflow mechanism.Described perforation return line 4 is arranged on to be ploughed between soil layer 12 and filter material layer.
In described pretreatment pool, be provided with thick, fine fack for screening out solid impurity, the described coarse rack size of space is 25～50mm, and the described fine fack size of space is 1mm.In described pretreatment pool, be also provided with corresponding with the first fast filter field and the second fast filter field respectively the first submersible pump and the second submersible pump.
When water inlet, adopt discontinuous water intake mode, system is not established equalizing tank, through the thickness grid isolation foreign material of pretreatment pool 1 and the pretreated sewage of operation that just sinks, according to the water level signal in pump pond, submersible sewage pump is pumped sewage to the top in fast filter field by hydraulic pipe 19 in time and is flowed into fast filter field from water inlet admission gear, until sewage reaches the default elevation of water surface of fast filter field 2 median water level inductor block.
Described water inlet admission gear is water inlet air inlet well 14 or water inlet air inlet canal 6.On described water inlet admission gear and backflow mechanism bottom side wall, evenly offer ventilating pit.Described ventilating pit is around being arranged on Jin Shui admission gear bottom to 0.4m highly in interval, and described ventilating pit aperture is 20mm.Described backflow mechanism is backflow well 13 or backflow canal 5.The bottom 0.4m to 1.0m of described backflow mechanism highly evenly offers micropore on the sidewall in interval, and described micropore size is 6mm.
Submersible pump is directed into sewage fast filter field 2 from the upper shed of water inlet air inlet well 14 or water inlet air inlet canal 6 by hydraulic pipe, and along with sewage is constantly imported into, pending sewage rises gradually from the bottom in fast filter field 2, until filtrate is all infiltrated in water body.Described filter material layer is followed successively by coarse sands layer 11, thin haydite layer 10, crude pottery granulosa 9 and sintering kaolin particle layer 8 from top to bottom.The haydite diameter of described thin haydite layer 10 is 8～10mm, and the haydite diameter of described crude pottery granulosa 9 is 20～30mm, and the particle diameter of described sintering kaolin particle layer 8 is 40～80mm.Between filter material layer, be laid with non-woven fabrics and play the effect that filtrate mixes that intercepts.Along with water level promotes from lower to upper, filter material layer is from coarse to fine carries out filtration, purification to sewage.
In the time of water inlet, water body is not carried out to aeration, in the hope of there is hydrolysis and anti-nitration reaction in anaerobic environment.
The result of acidication can improve the B/C ratio of sewage, improves the biodegradability of sewage, and ammonifying bacteria can be converted into ammonia-state nitrogen nitrogenous organism, in order to follow-up ammonia oxidation, polyP bacteria dephosphorization, for absorption and the oxidation of functional filler to phosphorus, creates favorable conditions for total phosphorus is up to standard.
Meanwhile, anti-nitration reaction has also occurred in water body, enhanced aeration carries out after nitration reaction, accounts for the nitrifier adhering in a large number on the filler of total volume 50% and has also adsorbed nitrite and nitrate.Nitrifier utilizes the organic carbon that carries of water inlet water body, and nitrite and nitrate are reduced to denitrogenation.And contained organic carbon concentration in water inlet water body, unlike SBR or A
2o technique is deposited flowing water like that or recirculation water dilutes, and can keep higher C/N ratio, has stronger reaction power, thereby obtain higher denitrification efficiency.
In empty pond fill phase, due to the reoxygenation effect in the process of empty pond, be equivalent to aeration, can there is aerobic biological degradation, for ensuing aeration biochemical reaction alleviates organic burden effectively.
When wastewater level arrives after preset value; water level signal is sent to PLC controller by fast filter field 2 median water level inductor blocks; PLC controller sends stop instruction to the first submersible pump; send start-up command to the second submersible pump simultaneously; sewage in pretreatment pool is continued on to the second fast filter field; water body stops 2 hours between the first fast filter Tanaka, enters between water body and arrheas journey, ensures that solid flooding can fully complete hydrolysis, ammonification, dephosphorization and anti-nitration reaction.
Described air inlet water intake mechanism bottom is provided with aeration head 17.
Between arrhea after journey finishes, PLC controller sends start-up command to the first blower fan, the aeration head that air is delivered to Jin Shui admission gear bottom by blower fan carries out the aeration flow process of 1.5～3 hours, thereby the water body of water inlet in admission gear because of aeration after unit weight reduce and cause water level to raise, sewage higher than normal water level overflows to backflow mechanism on one side through perforation return line, on one side by oozing to filter material layer under the aperture on perforation return line; Stripping effect while utilizing aeration by water inlet admission gear and the backflow mechanism that is symmetricly set on its both sides automatically forms water cycle in filter material layer, and synchronous nitration reaction, anti-nitration reaction and short distance nitration reaction are brought in oxygen-rich area, oxygen-starved area, the anaerobic zone that utilizes water cycle to form.
Aeration flow process is that organic carbon is degraded, COD is up to standard and the master operation of Ammonia Nitrification, in this operation, and organic carbon approach exhaustion, ammonia nitrogen is all oxidized to NO
2-N and NO
3-N.Also be, between phosphoric acid salt in water body and functional filler, chemical reaction occurs, generate the important stage of the phosphoric acid salt insolubles of aluminium, iron.
In aeration flow process, according to the distance difference of distance water inlet air inlet well or water purification air inlet canal, in water body, the concentration of dissolved oxygen also has dividing of height.DO is between 2～5mg/L nearby, at a distance below 0.2～0.5mg/L, in water body circulation, automatically form from the aeration head oxygen-rich area close to and the oxygen-starved area away from from aeration head, therefore in water body, there is anti-nitration reaction in oxygen-starved area in oxygen-rich area generation nitration reaction simultaneously, and short distance nitration reaction, part is not also oxidized to NO
3the NO of-N
2-N direct-reduction becomes N
2.For utilizing limited organic carbon source, complete denitrification, realize total nitrogen up to standard play a part very crucial.High reaction efficiency has also effectively shortened the reaction times, has reduced energy consumption demand.
After aeration flow process finishes, PLC controller sends stop instruction to the first blower fan, and water body arrheas journey after filtering Tanaka static 1～2 hour soon, entering water body.Can utilize the part slowly-releasing organic carbon source in remaining organic carbon and filler around here, complete the denitrification reduction to residual nitrogen oxide compound, be adsorbed on the aerobic microbiological on filler, utilize existing dissolved oxygen, can also continue organic degraded and nitrated.
After arrhea after journey finishes, PLC controller send instruction unpack water discharge valve by sewage discharge up to standard after treatment to disinfection reactions pond, drainage flow path continues 1～2 hour, then PLC controller sends instruction and cuts out water discharge valve.
After the first fast filter field draining finishes, if the second fast filter Tanaka's wastewater level reaches water level sensor preset height, PLC controller sends stop instruction to the second submersible pump, the second fast filter field execution step C to F; PLC controller sends start-up command to the first submersible pump simultaneously, again carries sewage to the first fast filter field
Calculate by need sewage quantity to be processed, can suitably design the volume size in fast filter field, by two fast filter field cycle alternation operations, continue sewage water to process, can not carry out sewage disposal because of an independent fast filter field time, generation need to suspend the situation of sewage water inlet.According to the size of actual sewage treatment capacity and geographical situation, can design multiple fast filters field alternate run, but at least need two fast filter fields to run without interruption to ensure sewage disposal, the benefit that designs multiple fast filters field is also its backup effect, in the time that a filtration field needs repairing or maintains, its sewage load can be distributed to other and filter field, can not cause whole filtering system to quit work.
Claims (13)
1. a microkinetic saprobia rapid filtration system, comprise the pretreatment pool, program control fast filter field and the disinfection reactions pond that connect successively, it is characterized in that: described program control fast filter field comprises first fast filter owner of farmland's body and the second fast filter owner of farmland body, be arranged on the water inlet admission gear of fast filter owner of farmland body central authorities, and be symmetricly set on the backflow mechanism of fast filter owner of farmland's body both sides; Between described water inlet admission gear top and backflow mechanism top, be provided with the perforation return line interconnecting; In fast filter owner of farmland body, be filled with the functional filter material layer of multilayer, filter soon and in the main body inner wall of field, be laid with antiseepage PE film.
2. a kind of microkinetic saprobia rapid filtration system as claimed in claim 1, is characterized in that: in described pretreatment pool, be provided with thick, fine fack for screening out solid impurity, the described coarse rack size of space is 25～50mm, and the described fine fack size of space is 1mm.
3. a kind of microkinetic saprobia rapid filtration system as claimed in claim 2, is characterized in that: in described pretreatment pool, be also provided with corresponding with the first fast filter field and the second fast filter field respectively the first submersible pump and the second submersible pump.
4. a kind of microkinetic saprobia rapid filtration system as claimed in claim 1, is characterized in that: described water inlet admission gear is water inlet air inlet well or water inlet air inlet canal.
5. a kind of microkinetic saprobia rapid filtration system as claimed in claim 1, is characterized in that: described backflow mechanism is backflow well or backflow canal.
6. a kind of microkinetic saprobia rapid filtration system as claimed in claim 4, is characterized in that: on described water inlet admission gear and backflow mechanism bottom side wall, evenly offer ventilating pit.Described ventilating pit is around being arranged on Jin Shui admission gear bottom to 0.4m highly in interval, and described ventilating pit aperture is 20mm.
7. a kind of microkinetic saprobia rapid filtration system as claimed in claim 5, is characterized in that: the bottom 0.4m to 1.0m of described backflow mechanism highly evenly offers micropore on the sidewall in interval, and described micropore size is 6mm.
8. a kind of microkinetic saprobia rapid filtration system as claimed in claim 1, it is characterized in that: described filter material layer is followed successively by coarse sands layer, thin haydite layer, crude pottery granulosa and sintering kaolin particle layer from top to bottom, between filter material layer, be laid with non-woven fabrics and play the effect that filtrate mixes that intercepts.
9. a kind of microkinetic saprobia rapid filtration system as claimed in claim 8, is characterized in that: the haydite diameter of described thin haydite layer is 8～10mm, and the haydite diameter of described crude pottery granulosa is 20～30mm, and described sintering kaolin particle diameter is 40～80mm.
10. a kind of microkinetic saprobia rapid filtration system as claimed in claim 1, is characterized in that: described fast filter owner of farmland body upper surface is laid with the not cultivated soil layer higher than water inlet admission gear and the upper shed of backflow mechanism.
11. a kind of microkinetic saprobia rapid filtration systems as claimed in claim 1, is characterized in that: described perforation return line is arranged between the filter material layer of ploughing under soil layer.
12. a kind of microkinetic saprobia rapid filtration systems as claimed in claim 1, is characterized in that: described air inlet water intake mechanism bottom is provided with aeration head.
13. a kind of microkinetic saprobia rapid filtration systems as claimed in claim 1, is characterized in that: described antiseepage PE film thickness is greater than 0.75mmd.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420021673.0U CN203781974U (en) | 2014-01-14 | 2014-01-14 | Micro-power sewage biological rapid filtration system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420021673.0U CN203781974U (en) | 2014-01-14 | 2014-01-14 | Micro-power sewage biological rapid filtration system |
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| Publication Number | Publication Date |
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| CN203781974U true CN203781974U (en) | 2014-08-20 |
Family
ID=51318180
Family Applications (1)
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|---|---|---|---|
| CN201420021673.0U Withdrawn - After Issue CN203781974U (en) | 2014-01-14 | 2014-01-14 | Micro-power sewage biological rapid filtration system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103910465A (en) * | 2014-01-14 | 2014-07-09 | 卓勒（上海）环境工程有限公司 | Micro-power sewage biological rapid filtration system and technology using the same |
| CN107487841A (en) * | 2017-09-18 | 2017-12-19 | 安徽华骐环保科技股份有限公司 | A kind of denitrification integrates coupling dephosphorization and the waste water treatment process of Anammox |
-
2014
- 2014-01-14 CN CN201420021673.0U patent/CN203781974U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103910465A (en) * | 2014-01-14 | 2014-07-09 | 卓勒（上海）环境工程有限公司 | Micro-power sewage biological rapid filtration system and technology using the same |
| CN103910465B (en) * | 2014-01-14 | 2017-08-29 | 卓勒（上海）环境工程有限公司 | A kind of microkinetic saprobia rapid filtration system and technique |
| CN107487841A (en) * | 2017-09-18 | 2017-12-19 | 安徽华骐环保科技股份有限公司 | A kind of denitrification integrates coupling dephosphorization and the waste water treatment process of Anammox |
| CN107487841B (en) * | 2017-09-18 | 2021-07-06 | 安徽华骐环保科技股份有限公司 | Wastewater treatment process integrating denitrification, coupling phosphorus removal and anaerobic ammonia oxidation |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140820 Effective date of abandoning: 20170829 |