CN203820539U - Integrated device for treatment of sewage with low carbon-to-nitrogen ratio - Google Patents
Integrated device for treatment of sewage with low carbon-to-nitrogen ratio Download PDFInfo
- Publication number
- CN203820539U CN203820539U CN201420164391.6U CN201420164391U CN203820539U CN 203820539 U CN203820539 U CN 203820539U CN 201420164391 U CN201420164391 U CN 201420164391U CN 203820539 U CN203820539 U CN 203820539U
- Authority
- CN
- China
- Prior art keywords
- pond
- nitrogen ratio
- low carbon
- processed
- tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 41
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title abstract description 8
- 229910052757 nitrogen Inorganic materials 0.000 title abstract description 5
- 238000005273 aeration Methods 0.000 claims abstract description 46
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000010802 sludge Substances 0.000 claims abstract description 9
- CKUAXEQHGKSLHN-UHFFFAOYSA-N [C].[N] Chemical compound [C].[N] CKUAXEQHGKSLHN-UHFFFAOYSA-N 0.000 claims description 21
- 239000007789 gas Substances 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 9
- 239000000463 material Substances 0.000 abstract description 4
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000004062 sedimentation Methods 0.000 abstract 2
- 239000007787 solid Substances 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 240000008042 Zea mays Species 0.000 description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 2
- 235000021329 brown rice Nutrition 0.000 description 2
- 229920002678 cellulose Polymers 0.000 description 2
- 239000001913 cellulose Substances 0.000 description 2
- 235000005822 corn Nutrition 0.000 description 2
- 239000010903 husk Substances 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 238000006396 nitration reaction Methods 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- -1 simultaneously Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
Classifications
-
- Y02W10/12—
Landscapes
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The utility model relates to an integrated device for treatment of sewage with low carbon-to-nitrogen ratio and belongs to the field of sewage treatment. The device comprises an anaerobic tank, an anoxic tank, an aerobic tank and a sedimentation tank which are sequentially connected, and a clean water tank and a sludge tank which are respectively connected with the sedimentation tank. The integrated device is characterized in that an intermittent aeration device in which a carbon source can be added is arranged in the anoxic tank, the aeration device comprises a functional bin arranged inside the anoxic tank, a blast blower arranged outside the anoxic tank and a blast pipe for connecting the functional bin and the blast blower; the blast pipe is connected with a material storage bin in which a carbon source can be added and the functional bin comprises a buffer bin connected with the blast pipe and upper and lower aeration pipes respectively communicated with the buffer bin. The integrated device disclosed by the utility model has the advantages that since the material storage bin is combined with the aeration device of the anoxic tank and a certain amount of solid carbon sources is added to the anoxic tank when the anoxic tank is subjected to intermittent aeration process, the process effect of converting nitrate salt nitrogen into nitrogen is enhanced to achieve the purpose of efficient denitrification of the reaction system.
Description
Technical field
The utility model belongs to the application apparatus of sewage treatment area, especially in a kind of application of low carbon-nitrogen ratio sewage process field.
Background technology
Low carbon-nitrogen ratio sewage refers to the water outlet of river, underground water, digested sludge supernatant liquor and city B-grade sewage treatment plant etc., is characterized in that the nitrogen major part in sewage is with nitrate nitrogen (NO
3 --N, lower same) form existence, small portion is ammonia nitrogen (NH
3-N) form exists.Current sewage treatment facility is main mainly with civil engineering structure, there is the defect that civilwork engineering quantity is large, floor space is large, investment cost is high, therefore traditional sewage treatment facility can not be applicable to the processing of low carbon-nitrogen ratio sewage completely, and the integrated sewage water treatment facility of be convenient to transportation, installing is subject to increasing attention.
Existing integrated equipment for wastewater treatment by sewage through anaerobic zone, the processing of oxygen-starved area, aerobic zone, settling tank, clean water basin, sludge sump concentrates and is integrated, and has the space of occupation of land little, the feature that cost is low.And because organic carbon content in low carbon-nitrogen ratio sewage is lower, be difficult for being utilized by denitrifying bacterium, cause NO
3 --N, does not really transfer N to
2, be therefore difficult to meet the demand of denitrification to carbon source, the poor effect that low carbon-nitrogen ratio sewage is processed, and then affect effluent quality.
Summary of the invention
For addressing the above problem, the utility model has been announced the integrated apparatus that a kind of low carbon-nitrogen ratio sewage is processed, and concrete solution is as follows:
The integrated apparatus that low carbon-nitrogen ratio sewage is processed, comprises the anaerobic pond, anoxic pond, Aerobic Pond and the settling tank that are communicated with successively, and the clean water basin that are connected respectively with settling tank and mud; Described anoxic pond is provided with the intermittent aeration device that can add carbon source, and described intermittent aeration device comprises the blast pipe of the functional warehouse, the gas blower in anoxic pond outside, linkage function storehouse and the gas blower that are arranged on anoxic pond inside; On described blast pipe, be connected with the storage bin that can add carbon source; Described functional warehouse consists of the surge bunker being connected with blast pipe and the upper end aeration tube and the lower end aeration tube that are communicated with respectively surge bunker.
Described upper end aeration tube is positioned at the top of surge bunker, with horizontal plane angle be 45-75 degree, which is provided with micropore; Described lower end aeration tube is positioned at the lower curtate of surge bunker, with horizontal plane angle be-15 to-60 degree, which is provided with through hole.
Described aeration tube aperture, upper end is 0.8-2mm; Described aeration tube aperture, lower end is 2-5mm.
Between described storage bin and vent-pipe, be provided with carbon source control valve; Between described surge bunker and blast pipe, be provided with backflow-preventing control valve.
Described anoxic pond is positioned at Aerobic Pond inside, and anaerobic pond is positioned at the inside of anoxic pond.
Described anaerobic pond inside is provided with the pre-denitration pond being communicated with anaerobic pond.
The bottom of described Aerobic Pond is provided with continous way aeration tube.
Described clean water basin bottom is provided with water port.
Described sludge sump bottom is provided with mud discharging mouth.
Carbon source described in the utility model is modified natural carbon source, is the rich cellulose materials such as corn cob, rice husk and brown rice are combined by a certain percentage, through mineralising, processes.
The beneficial effects of the utility model are: storage bin is combined with the aerating apparatus of anoxic pond, anoxic pond is carried out in step aeration process, by solid-state carbon source by a certain amount of anoxic pond that is added to, maintain the oxygen level that anoxic pond is suitable (dissolved oxygen concentration≤0.5mg/L) simultaneously, can carry out sufficient anti-nitration reaction in anoxic pond, strengthening nitrate nitrogen changes into the process effect of nitrogen, the object of efficient denitrification in realization response system.
Accompanying drawing explanation
Fig. 1 is the plan structure schematic diagram of the integrated apparatus of low carbon-nitrogen ratio sewage processing;
Fig. 2 is that the integrated apparatus that low carbon-nitrogen ratio sewage is processed is faced structural representation;
Fig. 3 is the structural representation of anoxic pond intermittent aeration device.
Embodiment
In order to more fully understand technology contents of the present utility model, below in conjunction with specific embodiment, the technical solution of the utility model is further introduced and explanation.Carbon source in the present embodiment is modified natural carbon source, is the rich cellulose materials such as corn cob, rice husk and brown rice are combined by a certain percentage, through mineralising, processes.
Embodiment: the integrated apparatus that a kind of low carbon-nitrogen ratio sewage is as shown in Figure 1-2 processed, comprises pre-nitrification tank 1, anaerobic pond 2, anoxic pond 3, Aerobic Pond 4, settling tank 5, clean water basin 6 and sludge sump 7.Pre-nitrification tank 1 is circular pond; Anaerobic pond 2, anoxic pond 3 are to have the annular pool of phase concentric with pre-nitrification tank 1; Pre-nitrification tank 1, anaerobic pond 2, anoxic pond 3 are positioned at Aerobic Pond 4 inside, are followed successively by from inside to outside pre-nitrification tank 1, anaerobic pond 2, anoxic pond 3; Settling tank 5, clean water basin 6 and sludge sump 7 are positioned at the outside of Aerobic Pond 4.
The water inlet of the integrated apparatus that low carbon-nitrogen ratio sewage is processed is positioned at the top of pre-nitrification tank 1, connected entrance 80 is communicated with the bottom of pre-nitrification tank 1 and anaerobic pond 2, connected entrance 81 is communicated with the top of anaerobic pond 2 and anoxic pond 3, connected entrance 82 is communicated with the bottom of anoxic pond 3 and Aerobic Pond 4, connected entrance 83 connects Aerobic Pond 4 and settling tank 5 tops, connected entrance 84 is communicated with the top of settling tank 5 and clean water basin 6, and connected entrance 85 is communicated with the bottom of settling tank 5 and sludge sump 7; The height of connected entrance 81 is greater than the height of connected entrance 83, and the height of connected entrance 83 is greater than the height of connected entrance 84; Water port 9 is positioned at the bottom of clean water basin 6, and mud discharging mouth 10 is positioned at the bottom of sludge sump.
Continous way aeration tube 11 is positioned at the bottom of Aerobic Pond 4, adopts continous way aeration, and aeration aperture is 2-5mm.
Anoxic pond as shown in Figure 3 can be added the intermittent aeration device of carbon source, comprises gas blower 13, storage bin 14, blast pipe 15, surge bunker 16, upper end aeration tube 161, lower end aeration tube 162; Functional warehouse 12 is comprised of surge bunker 16, upper end aeration tube 161, lower end aeration tube 162, is positioned at the inside of anaerobic pond 4; Between storage bin 14 and vent-pipe 15, be provided with carbon source control valve 171, between surge bunker 16 and blast pipe 15, be provided with backflow-preventing control valve 172; Upper end aeration tube 161 is positioned at surge bunker 16 tops, with the angle of horizontal plane be 60 degree; Lower end aeration tube 162 is positioned at surge bunker 16 bottoms, with horizontal angle be-45 degree; Upper end aeration tube 161 is provided with micropore, and aperture is 0.8-2mm; Lower end aeration tube 162 is provided with through hole, and aperture is 2-5mm.
The principle of work of aerating apparatus: while only needing aeration when not needing to add carbon source, start gas blower 13, keep carbon source control valve 171 to close, backflow-preventing control valve 172 is open-minded, air enters surge bunker 16, from upper end aeration tube 161, lower end aeration tube 162 enters in the sewage of anoxic pond 3, the aperture of the aperture ratio upper end aeration tube 161 of lower end aeration caliber 162 is large, in aeration process, more air is discharged from the aeration tube of lower end, make anoxic pond 3 bottom sewage solubilized oxygen, simultaneously, sewage in even combined sewage pond 3, maintain dissolved oxygen concentration≤0.5mg/L in sewage, in the time of need to adding carbon source, first keep backflow-preventing control valve 172 switches to close, carbon source control valve 171 is open-minded, carbon source enters vent-pipe 15 from storage bin 14, then closes carbon source control valve 171, opens backflow-preventing control valve 172, make carbon source enter surge chamber 16 with air-flow, stop after aeration, carbon source sinks to lower end aeration tube 162, for microorganism in sewage provides carbon source nutrition.
It should be noted that, sewage need pass through coarse rack conventionally, fine fack carries out coagulation, after the suspended matter in removal sewage and partial organic substances, enters integrated sewage treatment case again.
Through the sewage of this device processes, effluent quality can reach < < urban wastewater treatment firm pollutant emission standard > > (GB18918-2002) one-level B standard.
The above only further illustrates technology contents of the present invention with embodiment, so that reader is easier to understand, but does not represent that embodiments of the present invention only limit to this, and any technology of doing according to the present invention is extended or recreation, is all subject to protection of the present invention.
Claims (9)
1. the integrated apparatus that low carbon-nitrogen ratio sewage is processed, comprises the anaerobic pond, anoxic pond, Aerobic Pond and the settling tank that are communicated with successively, and the clean water basin that are connected respectively with settling tank and mud; It is characterized in that: described anoxic pond is provided with the intermittent aeration device that can add carbon source, described intermittent aeration device comprises the blast pipe of the functional warehouse, the gas blower in anoxic pond outside, linkage function storehouse and the gas blower that are arranged on anoxic pond inside; On described blast pipe, be connected with the storage bin that can add carbon source; Described functional warehouse consists of the surge bunker being connected with blast pipe and the upper end aeration tube and the lower end aeration tube that are communicated with respectively surge bunker.
2. the integrated apparatus that low carbon-nitrogen ratio sewage according to claim 1 is processed, is characterized in that: described upper end aeration tube is positioned at the top of surge bunker, with horizontal plane angle be 45-75 degree, which is provided with micropore; Described lower end aeration tube is positioned at the lower curtate of surge bunker, with horizontal plane angle be-15 to-60 degree, which is provided with through hole.
3. the integrated apparatus that low carbon-nitrogen ratio sewage according to claim 2 is processed, is characterized in that: described aeration tube aperture, upper end is 0.8-2mm; Described aeration tube aperture, lower end is 2-5mm.
4. the integrated apparatus that low carbon-nitrogen ratio sewage according to claim 1 is processed, is characterized in that: between described storage bin and vent-pipe, be provided with carbon source control valve; Between described surge bunker and blast pipe, be provided with backflow-preventing control valve.
5. the integrated apparatus that low carbon-nitrogen ratio sewage according to claim 1 is processed, is characterized in that: described anoxic pond is positioned at Aerobic Pond inside, anaerobic pond is positioned at the inside of anoxic pond.
6. the integrated apparatus that low carbon-nitrogen ratio sewage according to claim 1 is processed, is characterized in that: described anaerobic pond inside is provided with the pre-denitration pond being communicated with anaerobic pond.
7. the integrated apparatus that low carbon-nitrogen ratio sewage according to claim 1 is processed, is characterized in that: the bottom of described Aerobic Pond is provided with continous way aeration tube.
8. the integrated apparatus that low carbon-nitrogen ratio sewage according to claim 1 is processed, is characterized in that: described clean water basin bottom is provided with water port.
9. the integrated apparatus that low carbon-nitrogen ratio sewage according to claim 1 is processed, is characterized in that: described sludge sump bottom is provided with mud discharging mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420164391.6U CN203820539U (en) | 2014-04-04 | 2014-04-04 | Integrated device for treatment of sewage with low carbon-to-nitrogen ratio |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420164391.6U CN203820539U (en) | 2014-04-04 | 2014-04-04 | Integrated device for treatment of sewage with low carbon-to-nitrogen ratio |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203820539U true CN203820539U (en) | 2014-09-10 |
Family
ID=51476059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420164391.6U Expired - Lifetime CN203820539U (en) | 2014-04-04 | 2014-04-04 | Integrated device for treatment of sewage with low carbon-to-nitrogen ratio |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203820539U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116854256A (en) * | 2023-09-04 | 2023-10-10 | 山东港源臭氧设备有限公司 | Sewage treatment system based on Z-MBR technology carbon source supply |
-
2014
- 2014-04-04 CN CN201420164391.6U patent/CN203820539U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116854256A (en) * | 2023-09-04 | 2023-10-10 | 山东港源臭氧设备有限公司 | Sewage treatment system based on Z-MBR technology carbon source supply |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107010788B (en) | Large-scale pig farm cultivation wastewater treatment system and method | |
| CN203878024U (en) | Wastewater treatment system for culture farm | |
| CN102531244B (en) | Pretreatment method of landfill leachate of waste incineration power plant | |
| CN101817615A (en) | Anaerobic-sequencing batch biofilm reactor-artificial wetland method for treating piggery wastewater | |
| CN103896442A (en) | Pig farm wastewater treatment method | |
| CN103086566A (en) | Method for processing aquaculture wastewater of pig farm | |
| CN203144239U (en) | Organic wastewater treatment system | |
| CN110482803A (en) | A kind of cultivating wastewater purification device | |
| CN113698049A (en) | Process for treating and recycling pig-raising wastewater containing water-washed manure and water-soaked manure | |
| CN204417278U (en) | Culturing wastewater processing system | |
| CN203582658U (en) | Multi-stage aeration reclaimed water treatment system for medium and small towns | |
| CN102976554A (en) | Pollutant comprehensive treatment system | |
| CN203820539U (en) | Integrated device for treatment of sewage with low carbon-to-nitrogen ratio | |
| CN204625305U (en) | Sewage disposal microorganism reactor | |
| CN104291444A (en) | System and method for treatment of contact hydrolysis-algae micro-aeration composite wastewater | |
| CN111995182A (en) | Resourceful treatment system and method for using potato starch wastewater as carbon source for sewage plant supply | |
| CN103723892A (en) | Livestock and poultry wastewater treatment system and treatment method using system | |
| CN207121472U (en) | A kind of aerobic integrated sewage-treating reactor device of internal circulating anaerobic | |
| CN102167481B (en) | Method and system for treating excrement in dry pail latrine | |
| CN114634244A (en) | Methane fermentation coupling integrated denitrification system and process for livestock and poultry manure wastewater | |
| CN113429064A (en) | Buried AO process and high-load dephosphorization wetland system | |
| CN204385024U (en) | Beer brewery water treatment unit | |
| CN204369720U (en) | Culturing wastewater processing system | |
| CN203904153U (en) | Reaction device for sewage treatment and phosphorus recovery | |
| CN107879471B (en) | Whole-process autotrophic nitrogen removal process and device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 671000 Dali province Bai Autonomous Prefecture Xiangyun County fortune Industrial Park Public Service Center building, building, Room 302, main building, room Patentee after: YUNNAN HEXU ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Gao Xin Road No. 009 Chinese Technology Development Institute Technology Park Building No. 3 tower 28 building B3 room Patentee before: SHENZHEN HEXU ENVIRONMENTAL SCIENCE AND TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 671000 Room 302, main building, public service center, fortune Industrial Park, Xiangyun County, Dali Bai Autonomous Prefecture, Yunnan Patentee after: Yunnan hexu Environmental Technology Co.,Ltd. Address before: 671000 Room 302, main building, public service center, fortune Industrial Park, Xiangyun County, Dali Bai Autonomous Prefecture, Yunnan Patentee before: YUNNAN HEXU ENVIRONMENTAL TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |