CN104211159A - Device for treating high-concentration ammonia nitrogen in pharmaceutical wastewater by using surface activity catalyst - Google Patents
Device for treating high-concentration ammonia nitrogen in pharmaceutical wastewater by using surface activity catalyst Download PDFInfo
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- CN104211159A CN104211159A CN201410424797.8A CN201410424797A CN104211159A CN 104211159 A CN104211159 A CN 104211159A CN 201410424797 A CN201410424797 A CN 201410424797A CN 104211159 A CN104211159 A CN 104211159A
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- ejector
- ammonia nitrogen
- concentration ammonia
- aerating apparatus
- waste water
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Abstract
The invention relates to a device for treating high-concentration ammonia nitrogen in pharmaceutical wastewater by using a surface activity catalyst, belonging to the field of sewage treatment. The device consists of a raw water inlet (1), an air outlet (2), a water distributor (3), an aeration device (4), a packing tube (5), a gas-water redistributor (6), an air flue (7), an effluent weir (8), an effluent collecting part (9), a high-pressure pump (10), an ejector (11) and a diaphragm type aerator (12), wherein the ejector (11) is connected with the high-pressure pump (10); the water distributor (3) is connected with the raw water inlet (1) and is positioned below the aeration device (4); the packing tube (5) is arranged inside the aeration device (4). Due to adoption of PVDF as a valve body material, the ejector is optimal in abrasion resistance, high in mechanical strength and is solid, durable, and corrosion-resisting. The device is high in practicability and high in removal rate, the production cost is saved, the removal rate of the high-concentration ammonia nitrogen wastewater which is treated by using the device provided by the invention is more than 99.9%, and thus the environment pollution is reduced.
Description
Technical field
The invention discloses surfactivity catalyst treatment pharmacy waste water middle and high concentration ammonia nitrogen device, belong to sewage treatment area.
Background technology
Pharmaceutical industry waste water mainly comprises washing water and the large class of flushing waste water four of antibiotic production wastewater, synthetic drugs factory effluent, Chinese patent medicine production wastewater and all kinds of formulation manufacturing processes.The feature of its waste water is complicated component, organic content is high, toxicity is large, colourity is dark and saltiness is high, and particularly biochemical is very poor, and intermittently discharged, belong to unmanageable trade effluent.Along with the development of China's medicine industry, pharmacy waste water becomes one of important source of pollution gradually, how to process the difficult problem that such waste water is current environment protection.
At present, the method utilizing catalyst effect to make high-concentration ammonia nitrogen in waste water change into nitrogen becomes possibility, such as: Lee fish, the one that Zhang Rong etc. describe in document " ammonia nitrogen in Co_Bi catalyst wet oxidation degraded percolate " processes high-concentration ammonia nitrogenous wastewater with Co/Bi catalyzer, ammonia is converted into nitrogen discharge, but need high temperature 125 ~ 320 DEG C, just katalysis is played under high pressure 0.5 ~ 2.0MPa condition, this certainly will cause the huge consumption of the energy, the processing costs brought thus is too expensive, cannot run in reality generates.Traditional ammonia still process method take water vapour as stripping medium, but need strong basicity environment simultaneously, and the ammonia nitrogen in waste water is with NH
3form drain in air, easily cause secondary pollution risk, in order to eliminate the secondary pollution brought environment, people generally adopt H
2o or dilute sulphuric acid absorb ammonia, but this product utilizing absorption treatment process to obtain is impure, and concentration is too low, does not have marketable value, remains a kind of waste water also existed with ammonia nitrogen in high density.
Summary of the invention
The running cost that the object of the invention is to exist for prior art scheme is high, and power consumption is large, there is secondary pollution problems, provide surfactivity catalyst treatment pharmacy waste water middle and high concentration ammonia nitrogen device, solve in prior art and pollute greatly, cost is high, the problem that ammonia nitrogen removal frank is low.
In order to achieve the above object, concrete technical scheme of the present invention is: surfactivity catalyst treatment pharmacy waste water middle and high concentration ammonia nitrogen device is made up of former water inlet (1), exhaust outlet (2), water distributor (3), aerating apparatus (4), filling tube (5), air water redistributor (6), air channel (7), effluent weir (8), effluent collection place (9), high-pressure pump (10), ejector (11) and diaphragm type aerator (12); Ejector (11) is connected with high-pressure pump (10), water distributor (3) is connected with former water inlet (1), be positioned at aerating apparatus (4) below, it is inner that filling tube (5) is placed in aerating apparatus (4).
Described ejector (11) adopts PVDF as valve body material, resist chemical and solvent resistant characteristic strong, wear resistant spy is excellent, and physical strength is large, nozzle diameter at 15 ~ 20mm, working pressure 0.15Mpa.
Described aerating apparatus (4) inside is containing diaphragm type aerator (12), and aeration membrane runs average pore 60-80 μm, and air flow quantity is 1.5-3.0m
3/ h, coefficient of oxygen utilization 16.8-28.7%, aeration time controls at about 2.0h; Filling tube has added surfactivity catalyzer glycerin fatty acid ester and fatty acid zinc in (5), and its mass ratio respectively accounts for half.
Principle of work of the present invention is: high-concentration ammonia nitrogenous wastewater flows into former water inlet (1) and enters in water distributor (3), water distributor (3) water distribution uniformity, former water is sent into aerating apparatus (4) via ejector (10) by high-pressure pump (10), ejector (11) adopts PVDF as valve body material, resist chemical and solvent resistant characteristic strong, wear resistant spy is excellent, physical strength is large, nozzle diameter is at 15 ~ 20mm, working pressure 0.15Mpa, aerating apparatus (4) inside is containing diaphragm type aerator, aeration membrane runs average pore 60-80 μm, air flow quantity is 1.5-3.0m
3/ h, coefficient of oxygen utilization 16.8-28.7%, aeration time controls at about 2.0h, filling tube has added surfactivity catalyzer glycerin fatty acid ester and fatty acid zinc in (5), surfactivity catalyzer glycerin fatty acid ester after waste water and air mix completely and in packing layer reacts, reacted waste water carries out catalyzed reaction again through air water redistributor (4), final reaction gained nitrogen is discharged from exhaust outlet (2) by air channel (7), and waste water flow into effluent collection place (9) through effluent weir (8).The clearance of the high-concentration ammonia nitrogenous wastewater after apparatus of the present invention process is up to more than 99.9%.
Significant advantage of the present invention is:
(1) ejector adopts PVDF as valve body material, and abradability spy is excellent, and physical strength is large, sturdy and durable corrosion-resistant;
(2) this device saves production cost, practical, alleviates the pollution to environment.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention
Wherein: the former water inlet of 1-, 2-exhaust outlet, 3-water distributor, 4-aerating apparatus, 5-filling tube, 6-air water redistributor, 7-air channel, 8-effluent weir, 9-effluent collection place, 10-high-pressure pump, 11-ejector, 12-diaphragm type aerator.
Embodiment
Below in conjunction with drawings and Examples, technical solution of the present invention is further illustrated.
As shown in Figure 1, the invention provides surfactivity catalyst treatment pharmacy waste water middle and high concentration ammonia nitrogen device, be made up of former water inlet (1), exhaust outlet (2), water distributor (3), aerating apparatus (4), filling tube (5), air water redistributor (6), air channel (7), effluent weir (8), effluent collection place (9), high-pressure pump (10), ejector (11) and diaphragm type aerator (12); Ejector (11) is connected with high-pressure pump (10), water distributor (3) is connected with former water inlet (1), be positioned at aerating apparatus (4) below, it is inner that filling tube (5) is placed in aerating apparatus (4); Described ejector (11) adopts PVDF as valve body material, resist chemical and solvent resistant characteristic strong, wear resistant spy is excellent, and physical strength is large, nozzle diameter at 15 ~ 20mm, working pressure 0.15Mpa; Described aerating apparatus (4) inside is containing diaphragm type aerator (12), and aeration membrane runs average pore 60-80 μm, and air flow quantity is 1.5-3.0m
3/ h, coefficient of oxygen utilization 16.8-28.7%, aeration time controls at about 2.0h; Filling tube has added surfactivity catalyzer glycerin fatty acid ester and fatty acid zinc in (5).
When a kind of surfactivity catalyst treatment of the present invention pharmacy waste water middle and high concentration ammonia nitrogen device uses, principle of work of the present invention is: high-concentration ammonia nitrogenous wastewater flows into former water inlet (1) and enters in water distributor (3), water distributor (3) water distribution uniformity, former water is sent into aerating apparatus (4) via ejector (10) by high-pressure pump (10), ejector (11) adopts PVDF as valve body material, resist chemical and solvent resistant characteristic strong, wear resistant spy is excellent, physical strength is large, nozzle diameter is at 15 ~ 20mm, working pressure 0.15Mpa, aerating apparatus (4) inside is containing diaphragm type aerator (12), aeration membrane runs average pore 60-80 μm, air flow quantity is 1.5-3.0m
3/ h, coefficient of oxygen utilization 16.8-28.7%, aeration time controls at about 2.0h, filling tube has added surfactivity catalyzer glycerin fatty acid ester and fatty acid zinc in (5), surfactivity catalyzer glycerin fatty acid ester after waste water and air mix completely and in packing layer reacts, reacted waste water carries out catalyzed reaction again through air water redistributor (4), final reaction gained nitrogen is discharged from exhaust outlet (2) by air channel (7), and waste water flow into effluent collection place (9) through effluent weir (8).The clearance of the high-concentration ammonia nitrogenous wastewater after apparatus of the present invention process is up to more than 99.9%.
Above-described the preferred embodiment of the present invention; should be understood that; for a person skilled in the art; under the prerequisite not departing from structure of the present invention; some distortion and improvement can also be made; these also should be considered as protection scope of the present invention, and these all can not affect effect of the present invention and practical applicability.
Claims (3)
1. surfactivity catalyst treatment pharmacy waste water middle and high concentration ammonia nitrogen device, is characterized in that: this device is made up of former water inlet (1), exhaust outlet (2), water distributor (3), aerating apparatus (4), filling tube (5), air water redistributor (6), air channel (7), effluent weir (8), effluent collection place (9), high-pressure pump (10), ejector (11) and diaphragm type aerator (12); Ejector (11) is connected with high-pressure pump (10), water distributor (3) is connected with former water inlet (1), be positioned at aerating apparatus (4) below, it is inner that filling tube (5) is placed in aerating apparatus (4).
2. surfactivity catalyst treatment pharmacy waste water middle and high concentration ammonia nitrogen device according to claim 1, it is characterized in that: described ejector (11) adopts PVDF as valve body material, resist chemical and solvent resistant characteristic strong, wear resistant spy is excellent, physical strength is large, nozzle diameter at 15 ~ 20mm, working pressure 0.15Mpa.
3. surfactivity catalyst treatment pharmacy waste water middle and high concentration ammonia nitrogen device according to claim 1, it is characterized in that: described aerating apparatus (4) inside is containing diaphragm type aerator (12), aeration membrane runs average pore 60-80 μm, and air flow quantity is 1.5-3.0m
3/ h, coefficient of oxygen utilization 16.8-28.7%, aeration time controls at about 2.0h; Filling tube has added surfactivity catalyzer glycerin fatty acid ester and fatty acid zinc in (5), and its mass ratio respectively accounts for half.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410424797.8A CN104211159B (en) | 2014-08-26 | 2014-08-26 | Surfactivity catalyst treatment pharmacy waste water middle and high concentration ammonia nitrogen device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410424797.8A CN104211159B (en) | 2014-08-26 | 2014-08-26 | Surfactivity catalyst treatment pharmacy waste water middle and high concentration ammonia nitrogen device |
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| Publication Number | Publication Date |
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| CN104211159A true CN104211159A (en) | 2014-12-17 |
| CN104211159B CN104211159B (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410424797.8A Active CN104211159B (en) | 2014-08-26 | 2014-08-26 | Surfactivity catalyst treatment pharmacy waste water middle and high concentration ammonia nitrogen device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108117414A (en) * | 2018-01-18 | 2018-06-05 | 深圳市安思科电子科技有限公司 | A kind of high energy-saving organic fertilizer production equipment of production efficiency |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04346894A (en) * | 1991-05-24 | 1992-12-02 | Kubota Corp | Ozone catalytic reaction tank |
| CN101323493A (en) * | 2008-07-24 | 2008-12-17 | 华南理工大学 | Waste water treatment apparatus based on ozone oxidation and aerating biological filter |
| CN102295328A (en) * | 2011-08-09 | 2011-12-28 | 江苏林格纯水设备有限公司 | Iron-carbon micro-electrolysis apparatus |
-
2014
- 2014-08-26 CN CN201410424797.8A patent/CN104211159B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04346894A (en) * | 1991-05-24 | 1992-12-02 | Kubota Corp | Ozone catalytic reaction tank |
| CN101323493A (en) * | 2008-07-24 | 2008-12-17 | 华南理工大学 | Waste water treatment apparatus based on ozone oxidation and aerating biological filter |
| CN102295328A (en) * | 2011-08-09 | 2011-12-28 | 江苏林格纯水设备有限公司 | Iron-carbon micro-electrolysis apparatus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108117414A (en) * | 2018-01-18 | 2018-06-05 | 深圳市安思科电子科技有限公司 | A kind of high energy-saving organic fertilizer production equipment of production efficiency |
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| CN104211159B (en) | 2016-03-09 |
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Effective date of registration: 20201123 Address after: 225600 Jiangsu Province Yangzhou Gaoyou Economic Development Zone Dongting Lake Road Science and Technology Venture Center, Room 210, 2nd floor Patentee after: JIANGSU BOSIWEI INTELLECTUAL PROPERTY OPERATION Co.,Ltd. Address before: Gehu Lake Road Wujin District 213164 Jiangsu city of Changzhou province No. 1 Patentee before: CHANGZHOU University |
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Effective date of registration: 20201202 Address after: 224600 North of Port and Television Avenue, Xiangshui Coastal Economic Development Zone, Yancheng City, Jiangsu Province Patentee after: Xiangshui Huaqing Sewage Treatment Co.,Ltd. Address before: 225600 Jiangsu Province Yangzhou Gaoyou Economic Development Zone Dongting Lake Road Science and Technology Venture Center, Room 210, 2nd floor Patentee before: JIANGSU BOSIWEI INTELLECTUAL PROPERTY OPERATION Co.,Ltd. |