CN103011511A - System for realizing phosphorus recovery in process of enhanced biological phosphorus removal and recovery method thereof - Google Patents
System for realizing phosphorus recovery in process of enhanced biological phosphorus removal and recovery method thereof Download PDFInfo
- Publication number
- CN103011511A CN103011511A CN2012105450369A CN201210545036A CN103011511A CN 103011511 A CN103011511 A CN 103011511A CN 2012105450369 A CN2012105450369 A CN 2012105450369A CN 201210545036 A CN201210545036 A CN 201210545036A CN 103011511 A CN103011511 A CN 103011511A
- Authority
- CN
- China
- Prior art keywords
- main reactor
- phosphorus
- water
- enhanced biological
- secondary response
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention discloses a system for realizing phosphorus recovery in the process of enhanced biological phosphorus removal and a recovery method thereof. The system comprises a main reactor, a secondary reactor, a muddy water separation device, a chemical settling pond, a water supply device, a drain device, a stirring device and an oxygen supply device, wherein the main reactor is used for carrying out sequencing batch activated sludge/wastewater treatment, the secondary reactor is connected with the main reactor and used for carrying out phosphorus release and recovery, the muddy water separation device is applied to the secondary reactor, and the oxygen supply device supplies oxygen to the insides of the reactors; and the system is characterized in that the system also comprises a time control unit, and the time control unit is respectively connected with the water supply device, the drain device, the stirring device and the oxygen supply device and used for controlling the running time of the system. According to the invention, the production of sludge in the process of enhanced biological phosphorus removal can be reduced, the energy consumption of the running of the system can be reduced, and meanwhile, the phosphorus recovery can be simultaneously realized, so that economic benefits are obtained.
Description
Technical field
The present invention relates to a kind of sewage disposal technology and resource and reclaim the field, be specifically related to realize in a kind of enhanced biological phosphorus removal process system and the recovery method thereof that phosphorus reclaims.
Background technology
In the development of modern agriculture, the use of phosphate fertilizer is irreplaceable.But the in recent years application of phosphate fertilizer but is faced with formidable challenges.On the one hand, non-renewable Rock Phosphate (72Min BPL) has restricted the sustainable use of phosphate fertilizer; On the other hand, the phosphorus that runs off owing to irrational utilization in the agriculture production has caused serious body eutrophication.Therefore, reclaim the dual realistic meaning that rear recycling has Sustainable development and environmental protection for the phosphorus in the polluted-water.
From middle nineteen seventies it is found that and the technology of phosphorus removal from wastewater technology that begins one's study since, the research of Mechanism of Biological Phosphorus Removal is day by day deep, also have both at home and abroad numerous sewage works adopt various dephosphorization process the operation.Wherein, enhanced biological phosphorus removal technique EBPR adopts the active sludge technology, and under anaerobic-aerobic alternate run state, polyP bacteria (PAOs) anaerobic phosphorus release, good oxygen excess are inhaled phosphorus, and be last, discharges rich phosphorus excess sludge to reach the dephosphorization purpose.At present, the researchist also successfully adopts several different methods to reclaim out phosphorus from excess sludge and is used.Yet these phosphorus recovery technologies all need mud is carried out complicated pre-treatment, and realize that from system final later separation has certain difficulty.
In traditional Biological Phosphorus Removal Processes, for the carbon resource shortage problem of frequent appearance, usually adopt the method that drops into additional carbon to improve phosphor-removing effect.But also skimble-scamble additional carbon investing method often causes the excessive growth of excess sludge at present, and the processing cost of excess sludge will improve greatly, occupy 40% of whole sewage treatment process cost, even more.Like this, realize a kind of novel dosing method, guaranteeing under the prerequisite that phosphorus efficiency reclaims that the zero release less even the realization excess sludge of trying one's best becomes exigence.Yet, at present unspecial research and development for this technology, thus so that the range of application of biological phosphate-eliminating technology and degree have been subject to certain restriction.
Summary of the invention
The object of the invention is to provide and realizes system and the recovery method thereof that phosphorus reclaims in a kind of enhanced biological phosphorus removal process, and the present invention can reduce the generation of mud in the existing enhanced biological phosphorus removal process, reduces system's operation energy consumption, realizes simultaneously the recovery of phosphorus.
In order to solve these problems of the prior art, technical scheme provided by the invention is:
Realize the system that phosphorus reclaims in a kind of enhanced biological phosphorus removal process, described phosphorus recovery system comprises the main reactor that carries out the sewage disposal of type sequence intermittent active sludge, be connected the secondary response device that carries out phosphorus release and reclaim with main reactor, the water supply installation and the water-freeing arrangement that are used for main reactor, be arranged on the whipping appts in the main reactor, be the apparatus of oxygen supply that oxygen is provided in the main reactor and device for separating mud and water and the chemical precipitation pond that is used for the secondary response device, in the secondary response device, carry out adding of additional carbon, described phosphorus recovery system also comprises time control unit, described time control unit connects respectively water supply installation, water-freeing arrangement, whipping appts and apparatus of oxygen supply are used for working time that control is respectively installed.
For technique scheme, the contriver also has further optimization embodiment.
As optimization, described main reactor arranged outside water-in, described water supply installation is connected into water-in, and described water supply installation comprises the peristaltic pump that is connected with time control unit, and described time control unit is controlled water intake velocity by peristaltic pump.
As optimization, described main reactor arranged outside water outlet, described water outlet connects water-freeing arrangement, and described water-freeing arrangement comprises the magnetic valve that is connected with time control unit, and described time control unit goes out water speed by solenoid control.
As optimization, described apparatus of oxygen supply comprises the air pump that is connected with time control unit, be arranged on the core aeration head of inboard at the bottom of the main reactor cylinder, source of the gas is transported to the core aeration head through air pump and carries out aeration, be provided with spinner-type flowmeter between described air pump and the core aeration head, described air pump is controlled gas velocity by spinner-type flowmeter.
As optimization, described whipping appts comprises the magnetic valve that links to each other with time control unit, the stirring rake that is connected with magnetic valve, and described time control unit is by the solenoid control stirring velocity.
As optimization, be provided with the pH electrode of regulating pH value in the main reactor for monitoring in the described main reactor, described pH electrode is connected with automatic medicine adding apparatus and its pH value is fed back to automatic medicine adding apparatus, and automatic medicine adding apparatus is adjusted dosing quantity according to the detection data of pH electrode.
As optimization, described main reactor is provided with peristaltic pump, and the mud mixture in the described main reactor enters the secondary response device through peristaltic pump by main reactor.
As optimization, described device for separating mud and water is non-woven fabrics, and the mud mixture in the described secondary response device is after mud-water separation, and sludge reflux is to main reactor, and the solution that sub-argument goes out enters the chemical precipitation pond.
Further, have the monitoring of putting to regulate the pH electrode of pH value in the chemical precipitation pond, described pH electrode is connected with automatic medicine adding apparatus and its pH value is fed back to automatic medicine adding apparatus, and automatic medicine adding apparatus is adjusted dosing quantity according to the detection data of pH electrode.
As optimization, described secondary response device is arranged on the main reactor downstream, the reaction volume of described secondary response device be the main reactor reaction volume/.
The present invention also provides and has realized the method that phosphorus reclaims in a kind of enhanced biological phosphorus removal process, said method comprising the steps of:
(1) as raw material, main reactor moves according to the treatment scheme of water inlet, anaerobism, aerobic, precipitation, draining the medicine that uses in the automatic medicine adding apparatus in the main reactor with acetate; The secondary response device is according to the treatment scheme operation of advancing mud, additional carbon, anaerobism section, mud-water separation;
(2) the main reactor cycle of operation is times/day, per cycle hour; The secondary response device cycle of operation is times/day, per cycle hour;
(3) before the aerobic section of main reactor finished ,/mud mixture entered the secondary response device by main reactor, enters the anaerobism section behind the additional carbon, the main reactor that before the main reactor aerobic section begins, refluxes after the mud-water separation after the reaction, and solution enters the chemical precipitation pond.In the operational process, regulate draining ratio, settling time and the cycle of operation by program timer.
With respect to scheme of the prior art, advantage of the present invention is:
The present invention is directed to carbon source shortage and sludge treatment problem in the present enhanced biological phosphorus removal process, proposed in the enhanced biological phosphorus removal process system and the recovery method thereof of realizing that phosphorus reclaims, thereby solved that carbon source in the enhanced biological phosphorus removal process lacks and the excess sludge problem has also realized the recovery of phosphorus simultaneously.
Realize in the enhanced biological phosphorus removal process described in the invention that the system that phosphorus reclaims comprises main reactor, secondary response device and chemical precipitation pond.The main reactor reaction volume be the secondary response body long-pending doubly, main reactor moves continuously, and the intermittent operation of secondary response device, by monitoring water inlet component flexible controlling run cycle ratio.
The traditional dephosphorization of enhanced biological phosphorus removal process anaerobism section, the excessive suction phosphorus of aerobic section finally reach the removal of phosphorus by spoil disposal, the inreal recovery that realizes phosphorus.The present invention impels mud to release phosphorus by add additional carbon in the secondary response device, obtains the high concentration phosphorus concentrated solution and enters the recovery that phosphorus is realized in the chemical precipitation pond, and sludge reflux is to main reactor.In the new system that the present invention proposes, the removal of phosphorus is to realize that by the high concentration phosphorus concentrated solution phosphorus reclaims, rather than gets rid of mud, has so both reduced the discharging of excess sludge, has realized again the recovery of phosphorus.
In sum; realize system and the recovery method thereof that phosphorus reclaims in the enhanced biological phosphorus removal process that the present invention proposes; can greatly widen the range of application of existing enhanced biological phosphorus removal process, improve system stability, can also produce by reduce mud simultaneously; reduce system energy consumption; promote through engineering approaches and the mass-producing of enhanced biological phosphorus removal process, in addition, the present invention has also realized the recovery of phosphorus; than conventional art, larger using value is arranged.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples:
Fig. 1 is the structural representation block diagram of the embodiment of the invention;
Wherein: 1, time control unit; 2, automatic medicine adding apparatus; 3, magnetic valve; 4, peristaltic pump; 5, air pump; 6, spinner-type flowmeter; 7, PH electrode; 8, core aeration head; 9, main reactor; 10, peristaltic pump; 11, chemical precipitation pond; 12, PH electrode; 13, automatic medicine adding apparatus; 14, device for separating mud and water; 15, secondary response device; 16, magnetic valve; 17, stirring rake.
Embodiment
Below in conjunction with specific embodiment such scheme is described further.Should be understood that these embodiment are not limited to limit the scope of the invention for explanation the present invention.The implementation condition that adopts among the embodiment can be done further adjustment according to the condition of concrete producer, and not marked implementation condition is generally the condition in the normal experiment.
Embodiment:
Present embodiment has been described and has been realized the system that phosphorus reclaims in a kind of enhanced biological phosphorus removal process, its structural representation as shown in Figure 1, described phosphorus recovery system comprises the main reactor (9) that carries out the sewage disposal of type sequence intermittent active sludge, be connected the secondary response device (15) that carries out phosphorus release and reclaim with main reactor (9), the water supply installation and the water-freeing arrangement that are used for main reactor (9), be arranged on the whipping appts in the main reactor (9), be the apparatus of oxygen supply that oxygen is provided in the main reactor (9) and the device for separating mud and water (14) and chemical precipitation pond (11) that is used for secondary response device (15), in secondary response device (15), carry out adding of additional carbon, described phosphorus recovery system also comprises time control unit, described time control unit connects respectively water supply installation, water-freeing arrangement, whipping appts and apparatus of oxygen supply are used for working time that control is respectively installed.
Described secondary response device (15) is arranged on main reactor (9) downstream, and the reaction volume of described secondary response device (15) is 1/8 of main reactor reaction volume.
Described main reactor (9) arranged outside water-in, described water supply installation is connected into water-in, and described water supply installation comprises the peristaltic pump (4) that is connected with time control unit (1), and described time control unit (1) is by peristaltic pump (4) control water intake velocity.
Described main reactor (9) arranged outside water outlet, described water outlet connects water-freeing arrangement, and described water-freeing arrangement comprises the magnetic valve (3) that is connected with time control unit (1), and described time control unit (1) is controlled out water speed by magnetic valve (3).
Described apparatus of oxygen supply comprises the air pump (5) that is connected with time control unit (1), the core aeration head (8) that is arranged on main reactor (9) cylinder inboard, the end, source of the gas is transported to core aeration head (8) through air pump (5) and carries out aeration, be provided with spinner-type flowmeter (6) between described air pump (5) and the core aeration head (8), described air pump (5) is by spinner-type flowmeter (6) control gas velocity.
Described whipping appts comprises the magnetic valve (16) that links to each other with time control unit (1), the stirring rake (17) that is connected with magnetic valve (16), and described time control unit (1) is by magnetic valve (16) control stirring velocity.
Be provided with the pH electrode (7) of regulating the interior pH value of main reactor (9) for monitoring in the described main reactor (9), described pH electrode (7) is connected with automatic medicine adding apparatus (2) and its pH value is fed back to automatic medicine adding apparatus (2), and automatic medicine adding apparatus (2) is adjusted dosing quantity according to the detection data of pH electrode (7).
Described main reactor (9) is provided with peristaltic pump (10), and the mud mixture in the described main reactor (9) enters secondary response device (15) through peristaltic pump (10) by main reactor (9).
Described device for separating mud and water (14) is non-woven fabrics, and the mud mixture in the described secondary response device (15) is after mud-water separation, and sludge reflux is to main reactor (9), and the solution that sub-argument goes out enters chemical precipitation pond (11).There is the monitoring of putting to regulate the pH electrode (12) of pH value in the chemical precipitation pond (11), described pH electrode (12) is connected with automatic medicine adding apparatus (13) and its pH value is fed back to automatic medicine adding apparatus (13), and automatic medicine adding apparatus (13) is adjusted dosing quantity according to the detection data of pH electrode (12).
Present embodiment has been described a kind of method that realizes the phosphorus recovery in the enhanced biological phosphorus removal process that matches with said system simultaneously, said method comprising the steps of:
(1) as raw material, main reactor (9) moves according to the treatment scheme of water inlet, anaerobism, aerobic, precipitation, draining the medicine that uses in the automatic medicine adding apparatus in the main reactor (9) with acetate; Secondary response device (15) is according to the treatment scheme operation of advancing mud, additional carbon, anaerobism section, mud-water separation;
(2) main reactor (9) cycle of operation is 4 times/days, 6 hours per cycles; Secondary response device (15) cycle of operation is 1 times/day, 3 hours per cycles;
(3) before the aerobic section of main reactor (9) finishes, 1/8 mud mixture enters secondary response device (15) by main reactor (9), enter the anaerobism section behind the additional carbon, the rear main reactor (9) that refluxes after main reactor (9) aerobic section begins front mud-water separation of reaction, solution enters the chemical precipitation pond.(4) in the operational process, regulate draining ratio, settling time and the cycle of operation by program timer (1).
In the present embodiment, main reactor 9 reaction volumes are 8L, and as shown in Figure 1, main reactor 9 device body different heights places are provided with respectively the outlet for water inlet, water outlet and sampling.Main reactor 9 total height 120cm, water-in, thief hole and water outlet are separately positioned on the device body from bottom 30cm, 60cm and 90cm place.Core aeration head 8 is equipped with in main reactor 9 bottoms makes main reactor 9 interior aerations and fluidised form more even.Secondary response device 15 reaction volumes are 1L, after mud mixture is pumped into from main reactor 9 by peristaltic pump 10, add additional carbon, release phosphorus fully by device for separating mud and water 14(non-woven fabrics) carry out mud-water separation, the rear solution of separation enters chemical precipitation pond 11 and carries out the phosphorus recovery, and sludge reflux is to main reactor 9.
Adopt the active sludge of sewage work to be seed sludge and to tame cultivation.Reactor adopts the SBR operation in the domestication process, and the cycle of operation is 4 cycles/day, and in 6 hours per cycles, COD is controlled at about 200mg/L in the rear water of water inlet at every turn, after domestication is finished the mud access is formally started reactor.
The operation process of above-mentioned reactor is as follows in the present embodiment: 9 cycles of operation of main reactor are 360min, wherein flooding time 6min, anaerobism time 124min, aerobic 160min, precipitation 60min, draining 10min operation.COD is 180mg/L in the rear main reactor 9 interior water of water inlet.15 cycles of operation of secondary response device are 1 times/day, 3 hours per cycles.Before aerobic section finishes, the 1L mud mixture enters secondary response device 15 by main reactor 9, enter the anaerobism section after adding additional carbon 720mg/L, reaction is rear before main reactor 9 aerobic sections begin, mud mixture in the secondary response device 15 is sludge reflux main reactor 9 after mud-water separation, and solution enters chemical precipitation pond 11.Chemical precipitation pond 11 interior pH are controlled at 8.6, are that the 1.6:1 ratio adds MgCl in Mg2+:PO43-
2In the whole service process, phosphorus removal efficient is that MLSS maintains 4263 ± 70mg/L more than 99% in the main reactor, and the phosphorus organic efficiency reaches 85% in the water inlet.
Above-mentioned example only is explanation technical conceive of the present invention and characteristics, and its purpose is to allow the people who is familiar with technique can understand content of the present invention and according to this enforcement, can not limit protection scope of the present invention with this.All equivalent transformations that spirit is done according to the present invention or modification all should be encompassed within protection scope of the present invention.
Claims (10)
1. realize the system that phosphorus reclaims in an enhanced biological phosphorus removal process, it is characterized in that, described phosphorus recovery system comprises the main reactor (9) that carries out the sewage disposal of type sequence intermittent active sludge, be connected the secondary response device (15) that carries out phosphorus release and reclaim with main reactor (9), the water supply installation and the water-freeing arrangement that are used for main reactor (9), be arranged on the whipping appts in the main reactor (9), be the apparatus of oxygen supply that oxygen is provided in the main reactor (9) and the device for separating mud and water (14) and chemical precipitation pond (11) that is used for secondary response device (15), in secondary response device (15), carry out adding of additional carbon, described phosphorus recovery system also comprises time control unit, described time control unit connects respectively water supply installation, water-freeing arrangement, whipping appts and apparatus of oxygen supply are used for working time that control is respectively installed.
2. realize the system that phosphorus reclaims in the enhanced biological phosphorus removal process according to claim 1, it is characterized in that, described main reactor (9) arranged outside water-in, described water supply installation is connected into water-in, described water supply installation comprises the peristaltic pump (4) that is connected with time control unit (1), and described time control unit (1) is by peristaltic pump (4) control water intake velocity.
3. realize the system that phosphorus reclaims in the enhanced biological phosphorus removal process according to claim 1, it is characterized in that, described main reactor (9) arranged outside water outlet, described water outlet connects water-freeing arrangement, described water-freeing arrangement comprises the magnetic valve (3) that is connected with time control unit (1), and described time control unit (1) is controlled out water speed by magnetic valve (3).
4. realize the system that phosphorus reclaims in the enhanced biological phosphorus removal process according to claim 1, it is characterized in that, described apparatus of oxygen supply comprises the air pump (5) that is connected with time control unit (1), the core aeration head (8) that is arranged on main reactor (9) cylinder inboard, the end, source of the gas is transported to core aeration head (8) through air pump (5) and carries out aeration, be provided with spinner-type flowmeter (6) between described air pump (5) and the core aeration head (8), described air pump (5) is by spinner-type flowmeter (6) control gas velocity.
5. realize the system that phosphorus reclaims in the enhanced biological phosphorus removal process according to claim 1, it is characterized in that, be provided with the pH electrode (7) of regulating the interior pH value of main reactor (9) for monitoring in the described main reactor (9), described pH electrode (7) is connected with automatic medicine adding apparatus (2) and its pH value is fed back to automatic medicine adding apparatus (2), and automatic medicine adding apparatus (2) is adjusted dosing quantity according to the detection data of pH electrode (7).
6. realize the system that phosphorus reclaims in the enhanced biological phosphorus removal process according to claim 1, it is characterized in that, described main reactor (9) is provided with peristaltic pump (10), and the mud mixture in the described main reactor (9) enters secondary response device (15) through peristaltic pump (10) by main reactor (9).
7. realize the system that phosphorus reclaims in the enhanced biological phosphorus removal process according to claim 1, it is characterized in that, described device for separating mud and water (14) is non-woven fabrics, mud mixture in the described secondary response device (15) is after mud-water separation, sludge reflux is to main reactor (9), and the solution that sub-argument goes out enters chemical precipitation pond (11).
8. realize the system that phosphorus reclaims in the enhanced biological phosphorus removal process according to claim 8, it is characterized in that, there is the monitoring of putting to regulate the pH electrode (12) of pH value in the chemical precipitation pond (11), described pH electrode (12) is connected with automatic medicine adding apparatus (13) and its pH value is fed back to automatic medicine adding apparatus (13), and automatic medicine adding apparatus (13) is adjusted dosing quantity according to the detection data of pH electrode (12).
9. realize the system that phosphorus reclaims in the enhanced biological phosphorus removal process according to claim 1, it is characterized in that, described secondary response device (15) is arranged on main reactor (9) downstream, and the reaction volume of described secondary response device (15) is 1/8 of main reactor reaction volume.
10. realize the method that phosphorus reclaims in an enhanced biological phosphorus removal process, it is characterized in that, said method comprising the steps of:
As raw material, main reactor (9) moves according to the treatment scheme of water inlet, anaerobism, aerobic, precipitation, draining the medicine that uses in the automatic medicine adding apparatus in the main reactor (9) with acetate; Secondary response device (15) is according to the treatment scheme operation of advancing mud, additional carbon, anaerobism section, mud-water separation;
Main reactor (9) cycle of operation is 4 times/days, 6 hours per cycles; Secondary response device (15) cycle of operation is 1 times/day, 3 hours per cycles;
Before the aerobic section of main reactor (9) finishes, 1/8 mud mixture enters secondary response device (15) by main reactor (9), enter the anaerobism section behind the additional carbon, the main reactor (9) that after main reactor (9) aerobic section begins front mud-water separation, refluxes after the reaction, solution enters the chemical precipitation pond;
(4) in the operational process, regulate draining ratio, settling time and the cycle of operation by program timer (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105450369A CN103011511A (en) | 2012-12-17 | 2012-12-17 | System for realizing phosphorus recovery in process of enhanced biological phosphorus removal and recovery method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105450369A CN103011511A (en) | 2012-12-17 | 2012-12-17 | System for realizing phosphorus recovery in process of enhanced biological phosphorus removal and recovery method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103011511A true CN103011511A (en) | 2013-04-03 |
Family
ID=47960689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105450369A Pending CN103011511A (en) | 2012-12-17 | 2012-12-17 | System for realizing phosphorus recovery in process of enhanced biological phosphorus removal and recovery method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103011511A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103253826A (en) * | 2013-05-09 | 2013-08-21 | 中国科学技术大学 | Method and device for realizing phosphorus recovery during enhanced biological phosphorus removal process via heat treatment |
| CN105565597A (en) * | 2015-12-22 | 2016-05-11 | 浙江工商大学 | Enhanced biological phosphorus removal apparatus and method quickly recoverable from inhibition of nitrites |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020088152A (en) * | 2001-05-17 | 2002-11-27 | 이병헌 | The Biological Nutrient Removal using SBR automatic control |
| CN1417142A (en) * | 2001-11-08 | 2003-05-14 | 深圳市中兴环境工程技术有限公司 | Chemically reinforced biological phosphate-eliminating process |
| CN1807276A (en) * | 2006-02-08 | 2006-07-26 | 哈尔滨工业大学 | Sludge outer circulation type sewage treatment method of denitrifying and recovering phosphor using composite membrane bioreactor |
| CN101891339A (en) * | 2010-07-06 | 2010-11-24 | 浙江大学 | Device for treating domestic sewage |
| CN101891345A (en) * | 2010-07-13 | 2010-11-24 | 重庆大学 | Reinforced simultaneous nitrogen and phosphorus removal sewage treatment equipment and method for municipal sewage with low carbon source at low oxygen concentration |
| WO2011050639A1 (en) * | 2009-10-30 | 2011-05-05 | 华南理工大学 | Reaction apparatus for simultaneous denitrification and dephosphorization with two-sludge and biofilm processes |
| CN102464426A (en) * | 2010-11-15 | 2012-05-23 | 北京源汇远科技有限公司 | Intelligent adding control method of chemical phosphorus removal agent for municipal wastewater plant and device thereof |
| CN102515347A (en) * | 2011-12-12 | 2012-06-27 | 浙江工商大学 | Domestication method of granular sludge for reinforcing biological phosphate removing system |
-
2012
- 2012-12-17 CN CN2012105450369A patent/CN103011511A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020088152A (en) * | 2001-05-17 | 2002-11-27 | 이병헌 | The Biological Nutrient Removal using SBR automatic control |
| CN1417142A (en) * | 2001-11-08 | 2003-05-14 | 深圳市中兴环境工程技术有限公司 | Chemically reinforced biological phosphate-eliminating process |
| CN1807276A (en) * | 2006-02-08 | 2006-07-26 | 哈尔滨工业大学 | Sludge outer circulation type sewage treatment method of denitrifying and recovering phosphor using composite membrane bioreactor |
| WO2011050639A1 (en) * | 2009-10-30 | 2011-05-05 | 华南理工大学 | Reaction apparatus for simultaneous denitrification and dephosphorization with two-sludge and biofilm processes |
| CN101891339A (en) * | 2010-07-06 | 2010-11-24 | 浙江大学 | Device for treating domestic sewage |
| CN101891345A (en) * | 2010-07-13 | 2010-11-24 | 重庆大学 | Reinforced simultaneous nitrogen and phosphorus removal sewage treatment equipment and method for municipal sewage with low carbon source at low oxygen concentration |
| CN102464426A (en) * | 2010-11-15 | 2012-05-23 | 北京源汇远科技有限公司 | Intelligent adding control method of chemical phosphorus removal agent for municipal wastewater plant and device thereof |
| CN102515347A (en) * | 2011-12-12 | 2012-06-27 | 浙江工商大学 | Domestication method of granular sludge for reinforcing biological phosphate removing system |
Non-Patent Citations (3)
| Title |
|---|
| 吉芳英等: "侧流除磷ERP-SBR新工艺中生物脱氮及影响因素研究", 《环境污染治理技术与设备》 * |
| 牛学义: "PhoStrip侧流除磷工艺及其应用实例", 《给水排水》 * |
| 闵智等: "SBR侧流除磷工艺低成本化学除磷及磷回收潜能分析", 《宁夏大学学报(自然科学版)》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103253826A (en) * | 2013-05-09 | 2013-08-21 | 中国科学技术大学 | Method and device for realizing phosphorus recovery during enhanced biological phosphorus removal process via heat treatment |
| CN103253826B (en) * | 2013-05-09 | 2015-06-17 | 中国科学技术大学 | Method and device for realizing phosphorus recovery during enhanced biological phosphorus removal process via heat treatment |
| CN105565597A (en) * | 2015-12-22 | 2016-05-11 | 浙江工商大学 | Enhanced biological phosphorus removal apparatus and method quickly recoverable from inhibition of nitrites |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101343133B (en) | Comprehensive treatment method for wastewater of livestock and poultry cultivation | |
| CN101973629B (en) | Nitrogen and phosphorus removal method by using pyrite as biochemical filling | |
| CN102583885B (en) | Technology and method for treating urban sewage by three-section short-cut nitrification/ anaerobic ammonia oxidation | |
| CN103172174B (en) | Starting and running method of completely autotrophic ammonium removal over nitrite technology | |
| CN103496818B (en) | AAO (Anaerobic-Anoxic-Oxic)-biological contact oxidation strengthened denitrification and dephosphorization device and real-time control method of low C/N sewage treatment | |
| CN103086511B (en) | Method for enhancing nitrogen and phosphorus removal of urban sewage by sludge fermentation | |
| CN103833185A (en) | Energy recovery-based landfill leachate autotrophic nitrogen removal method | |
| CN102092898A (en) | Efficient denitrification, dephosphorization, denitrification and phosphorus resource recycling process for urban sewage | |
| CN103482765A (en) | Quick starting method for technology for simultaneous denitrification and COD removal under condition of normal-temperature and low-C/N sewage | |
| CN103979750B (en) | Reactor for sewage treatment and phosphorus recovery and method for recovering phosphorus by using same | |
| CN105060627A (en) | Chemical pharmacy wastewater comprehensive treatment system | |
| CN103011407A (en) | Device and method for developing carbon source in primary sludge to strengthen denitrification of municipal sewage | |
| CN101948177B (en) | Method for enriching denitrifying phosphorus removal bacteria in continuous flow reactor | |
| CN105060598A (en) | Chemical pharmacy wastewater pretreatment system | |
| CN202744423U (en) | Integrated bio-contact oxidation device for treating rural domestic sewage | |
| CN108178294B (en) | Method for synchronously starting low-matrix anaerobic ammonia oxidation process in series | |
| CN203007087U (en) | Pig-raising wastewater treatment system | |
| CN104743734A (en) | Coupled sewage biological nitrogen and phosphorus removal and phosphate recovery method | |
| CN103787499B (en) | A kind of Effec-tive Function method of sequence batch (whole process autotrophic denitrification granule sludge | |
| CN203284289U (en) | Combined electrode horizontal subsurface flow wet land device for efficient nitrogen removing of domestic sewage | |
| CN103011511A (en) | System for realizing phosphorus recovery in process of enhanced biological phosphorus removal and recovery method thereof | |
| CN104891753A (en) | Wastewater treatment process and wastewater treatment system | |
| CN202658041U (en) | Device for treating city sewage in three-section type short-range nitration/ anaerobic ammoxidation mode | |
| CN103523908B (en) | Synchronous high-efficiency biological phosphorus removing and reclaiming system and method based on activated sludge process | |
| CN110776101A (en) | Device for treating urban sewage by utilizing partial nitrosation-anaerobic ammonia oxidation process and method used by device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20130403 |