CN102397747B - Device for treating oily odor - Google Patents
Device for treating oily odor Download PDFInfo
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- CN102397747B CN102397747B CN201110445226.9A CN201110445226A CN102397747B CN 102397747 B CN102397747 B CN 102397747B CN 201110445226 A CN201110445226 A CN 201110445226A CN 102397747 B CN102397747 B CN 102397747B
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- wash mill
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The invention relates to a device for treating oily odor. The device comprises an oil removing pretreatment device, a biological washing device and a biological filtering device which are connected in turn through pipelines, wherein a pretreatment spraying device is arranged in the oil removing pretreatment device; spraying devices are arranged in the biological washing device and the biological filtering device; and high-efficiency inorganic fillers are filled in the oil removing pretreatment device, the biological washing device and the biological filtering device. The device has the advantages that: the device can thoroughly remove peculiar smell and harmful components from the oily odor, is high in treatment efficiency, is fully automatically operated, is convenient and easy to operate and maintain, has long service life, and is low in maintenance cost.
Description
Technical field
The present invention relates to a kind of device of exhaust-gas treatment, particularly a kind of oil-containing stink treating apparatus, belongs to the technical field of exhaust-gas treatment
Background technology
In petroleum chemical enterprise's production process, especially refine oil in production process, the organic compound such as contained baroque sulfur-bearing, nitrogen, oxygen in crude oil, under the series of process conditions such as heating, pressurization, catalytic oxidation or cracking, further transform, decompose odorants such as producing a large amount of hydrogen sulfide with off-odor, organic sulfur compound, organic acid, these materials drain in atmosphere straight, can cause in various degree the odor pollution with scope.Odor pollution in recent years becomes increasingly conspicuous, serious impact the quality of air, to human survival, brought very large harm, along with improving constantly of people's quality of life, requirement to environmental quality is also more and more higher, and people also further strengthen producing the concern of the odor pollution causing.Therefore, strengthen odor pollution control to become one of important content of efforts at environmental protection.
Bioanalysis is a kind of processing method that almost there is no secondary pollution, but in foul smell during oil-containing, general bioanalysis but can not adapt to completely.
Application number is 201020205423.4, name is called the patent of invention of " vent gas treatment wash mill ", comprise the fine purifiation pond of independent closure designs respectively, biological bed, the automatic operation controller of blower fan power set and PLC, bottom, side, fine purifiation pond has an exhaust gas inlet, fine purifiation pond top exit is communicated with biological bed by pipeline, biological bed end is communicated with blower fan power set by pipeline, blower fan power set top has a clean gas outlet, on fine purifiation pond, be fitted with circulating sprayer and chemicals dosing plant, the automatic operation controller of PLC detects circulation fluid by tracking and then controls the start and stop of chemicals dosing plant.This device biological bed adopts natural organic filler, and service life is short, simultaneously because pressure drop is larger, so need configuration blower fan.
Summary of the invention
Goal of the invention: the present invention is directed to above-mentioned technological deficiency, a kind for the treatment of apparatus of oil-containing stink is provided, can realize the thorough harmless treatment of the foul waste gas of oil-containing, treatment effeciency is high, simple to operate, and maintenance cost is low.
Technical scheme: a kind for the treatment of apparatus of oil-containing stink, comprise the oil removing pretreatment unit, biological wash mill and the biofiltration device that with pipeline, connect successively, in described oil removing pretreatment unit, be also provided with pretreatment spray equipment, in described biological wash mill and biofiltration device, be respectively equipped with spray equipment, in described oil removing pretreatment unit, biological wash mill and biofiltration device, be filled with respectively efficient inorganic filler.Waste gas is removed oil content, biological wash mill washing humidifying, biofiltration device advanced treating through oil removing pretreatment unit successively, is converted into nontoxic, harmless material.Oil removing pretreatment unit has cushioning effect concurrently, can make foul smell enter more stably biological wash mill, and when waste gas enters from oil removing pretreatment unit bottom exhaust gas inlet, pretreated spray equipment spray washing, removes the oil content in foul smell.Efficient inorganic filler has good adsorption effect, when the oil molecule in waste gas passes through catalytic oxidation adsorption stuffing bed, filler can be first by the oil molecule absorption in waste gas, the oil molecule being adsorbed is fully contacted with adsorption stuffing oxidant, with reduction valence state, to oxidant, provide electronics, the final oxidized harmless material of odorless that is decomposed into.Biological wash mill and biofiltration device adopt efficient inorganic filler, need not add in addition nutritional agents, and running is efficient, stable.The efficient inorganic filler life-span is long, and in nutrition, provide, the aspect such as resistance reduces, buffering guarantee all improves greatly compared with organic filler, overcome many unfavorable factors that current biological deodorizing system is used organic-biological filler, thereby guaranteed the efficient stable operation of odor removal.For improving the treatment effeciency of oil-containing stink treating apparatus, guarantee the normal operation for the treatment of apparatus, biological wash mill is arranged in the leading portion of biofiltration device, adopt atomizer, to after the abundant atomization of water, mix with air-flow, make rapidly the pending gas humidity state that reaches capacity, for good condition has been created in the stable operation of biological filter progress.Waste gas, after biological wash mill is processed, enters biofiltration device from its underpart passage, and biofiltration device is the advanced treatment unit of the most critical of whole deodoration system, makes the treatment effeciency of package unit more than 95%.
In order to prevent that a small amount of oil-containing drop from entering biological wash mill with water smoke, the top of the pretreatment spray equipment in described oil removing pretreatment unit is provided with demister.
In order to prevent that possible microscale harmful substance from discharging with water smoke, the place, gas outlet of described biofiltration device is provided with outlet demister.
Described pretreatment spray equipment is supplied water by pretreatment water circulating pump and pretreatment water tank, has added the medicament of oxidant and maintenance alkaline environment in described pretreatment water tank.In foul smell, contain a large amount of sulfide, when water-soluble, be acid, for better deodorizing, in water tank, add the medicament of a certain amount of maintenance alkaline environment, conventionally use potassium hydroxide.Under alkali condition, the oxidisability of oxidant can significantly improve, thereby guarantees the oxidation effectiveness to the oil molecule in waste gas.
Described oxidant is potassium permanganate.Potassium permanganate is the most frequently used and the good oxidant of effect.
In pretreatment water tank, be provided with heater, PH meter, thermometer, liquid level gauge and water supplement port.System is carried out adjusting and the moisturizing of temperature and acid-base value automatically.
Described spray equipment is supplied water by water circulating pump and cyclic water tank jointly, is provided with heater, PH meter, thermometer, liquid level gauge and water supplement port in described cyclic water tank.System is carried out adjusting and the moisturizing of temperature and acid-base value automatically.
Biological wash mill and biofiltration device are monolithic construction, and top has pipeline to be connected, and bottom directly connects.Biological wash mill and biofiltration device also can be made split-type structural.Can manufacture according to specific needs.
The time that foul smell stops in described biological wash mill is >=10 seconds.Biological wash mill itself is exactly an efficient biological washer, and its purification efficiency can reach 90% left and right, greatly improves the anti impulsion load of whole treatment system.
The time that foul smell stops in described biofiltration device is >=30 seconds, and biofiltration device is the advanced treatment unit of the most critical of whole deodoration system, makes the treatment effeciency of package unit more than 95%.Biofiltration device is arranged on system back segment, and gas enters after this system processing, qualified discharge.
Beneficial effect: the present invention can thoroughly remove peculiar smell and the harmful components of oil-containing stink, and treatment effeciency is high; Fully automatic operation, convenient operating maintenance is simple; Long service life, maintenance cost is low.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention will be further described, as shown in the figure, a kind for the treatment of apparatus of oil-containing stink, comprise the oil removing pretreatment unit 1, biological wash mill 2 and the biofiltration device 3 that with pipeline, connect successively, in described oil removing pretreatment unit 1, be also provided with pretreatment spray equipment 4, in described biological wash mill 2 and biofiltration device 3, be respectively equipped with spray equipment 5,6, the interior efficient inorganic filler 7 that is filled with respectively of described oil removing pretreatment unit 1, biological wash mill 2 and biofiltration device 3.Waste gas is removed oil content, biological wash mill 2 washing humidifyings, biofiltration device 3 advanced treating through oil removing pretreatment unit 1 successively, is converted into nontoxic, harmless material.Oil removing pretreatment unit 1 has cushioning effect concurrently, can make foul smell enter more stably biological wash mill 2, and when waste gas enters from oil removing pretreatment unit 1 bottom exhaust gas inlet, pretreated spray equipment 4 spray washings, remove the oil content in foul smell.Efficient inorganic filler 7 has good adsorption effect, when the oil molecule in waste gas passes through catalytic oxidation adsorption stuffing bed, filler can be first by the oil molecule absorption in waste gas, the oil molecule being adsorbed is fully contacted with adsorption stuffing oxidant, with reduction valence state, to oxidant, provide electronics, the final oxidized harmless material of odorless that is decomposed into.Biological wash mill 2 and biofiltration device 3 adopt efficient inorganic filler 7, need not add in addition nutritional agents, and running is efficient, stable.7 life-spans of efficient inorganic filler are long, and in nutrition, provide, the aspect such as resistance reduces, buffering guarantee all improves greatly compared with organic filler, overcome many unfavorable factors that current biological deodorizing system is used organic-biological filler, thereby guaranteed the efficient stable operation of odor removal.For improving the treatment effeciency of oil-containing stink treating apparatus, guarantee the normal operation for the treatment of apparatus, biological wash mill 2 is arranged in the leading portion of biofiltration device 3, adopt atomizer, to after the abundant atomization of water, mix with air-flow, make rapidly the pending gas humidity state that reaches capacity, for good condition has been created in the stable operation of biological filter progress.Waste gas, after biological wash mill 2 is processed, enters biofiltration device 3 from its underpart passage, and biofiltration device 3 is advanced treatment units of the most critical of whole deodoration system, makes the treatment effeciency of package unit more than 95%.
In order to prevent that a small amount of oil-containing drop from entering biological wash mill 2 with water smoke, the top of the pretreatment spray equipment 4 in described oil removing pretreatment unit 1 is provided with demister 8.
In order to prevent that possible microscale harmful substance from discharging with water smoke, the place, gas outlet of described biofiltration device is provided with outlet demister 9.
Described pretreatment spray equipment 4 is supplied water by pretreatment water circulating pump 10 and pretreatment water tank 11, the interior medicament that has added oxidant and kept alkaline environment of described pretreatment water tank 11.In foul smell, contain a large amount of sulfide, when water-soluble, be acid, for better deodorizing, in water tank, add the medicament of a certain amount of maintenance alkaline environment, conventionally use potassium hydroxide.Under alkali condition, the oxidisability of oxidant can significantly improve, thereby guarantees the oxidation effectiveness to the oil molecule in waste gas.
Described oxidant is potassium permanganate.Potassium permanganate is the most frequently used and the good oxidant of effect.
In pretreatment water tank 11, be provided with heater 12, PH meter 13, thermometer 14, liquid level gauge 15 and water supplement port 16.System is carried out adjusting and the moisturizing of temperature and acid-base value automatically.
Described spray equipment 5,6 is supplied water by water circulating pump 17 and cyclic water tank 18 jointly, is provided with heater 19, PH meter 20, thermometer 21, liquid level gauge 22 and water supplement port 23 in described cyclic water tank 18.System is carried out adjusting and the moisturizing of temperature and acid-base value automatically.
Biological wash mill 2 and biofiltration device 3 are monolithic construction, and top has pipeline to be connected, and bottom directly connects.Biological wash mill 2 and biofiltration device 3 also can be made split-type structural.Can manufacture according to specific needs.
Foul smell is >=10 seconds in the time of described biological wash mill 2 interior stops.Biological wash mill 2 itself is exactly an efficient biological washer, and its purification efficiency can reach 90% left and right, greatly improves the anti impulsion load of whole treatment system.
Foul smell is >=30 seconds in the time of described biofiltration device 3 interior stops, and biofiltration device 3 is advanced treatment units of the most critical of whole deodoration system, makes the treatment effeciency of package unit more than 95%.Biofiltration device 3 is arranged on system back segment, and gas enters after this system processing, qualified discharge.
Claims (7)
1. the treating apparatus of an oil-containing stink, it is characterized in that: comprise the oil removing pretreatment unit (1), biological wash mill (2) and the biofiltration device (3) that with pipeline, connect successively, in described oil removing pretreatment unit (1), be also provided with pretreatment spray equipment (4), in described biological wash mill (2) and biofiltration device (3), be respectively equipped with the first spray equipment (5) and the second spray equipment (6), in described oil removing pretreatment unit (1), biological wash mill (2) and biofiltration device (3), be filled with respectively efficient inorganic filler (7); The top of the pretreatment spray equipment (4) in described oil removing pretreatment unit (1) is provided with demister (8); The place, gas outlet of described biofiltration device (3) is provided with outlet demister (9); Described pretreatment spray equipment (4) is supplied water by pretreatment water circulating pump (10) and pretreatment water tank (11), and described pretreatment water tank has added oxidant in (11), has added the medicament that keeps alkaline environment in described pretreatment water tank (11).
2. the treating apparatus of oil-containing stink according to claim 1, is characterized in that: described oxidant is potassium permanganate.
3. the treating apparatus of oil-containing stink according to claim 1, is characterized in that: in pretreatment water tank (11), be provided with heater (12), PH counts (13), thermometer (14), liquid level gauge (15) and water supplement port (16).
4. the treating apparatus of oil-containing stink according to claim 1, it is characterized in that: described the first spray equipment (5) and the second spray equipment (6) by water circulating pump (17) and cyclic water tank (18) water supply, are provided with heater (19) jointly in described cyclic water tank (18), PH counts (20), thermometer (21), liquid level gauge (22) and water supplement port (23).
5. the treating apparatus of oil-containing stink according to claim 1, is characterized in that: biological wash mill (2) and biofiltration device (3) are monolithic construction, and top has pipeline to be connected, and bottom directly connects.
6. the treating apparatus of oil-containing stink according to claim 1, is characterized in that: the time that foul smell stops in described biological wash mill is >=10 seconds.
7. the treating apparatus of oil-containing stink according to claim 1, is characterized in that: the time that foul smell stops in described biofiltration device is >=30 seconds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110445226.9A CN102397747B (en) | 2011-12-27 | 2011-12-27 | Device for treating oily odor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110445226.9A CN102397747B (en) | 2011-12-27 | 2011-12-27 | Device for treating oily odor |
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| CN102397747A CN102397747A (en) | 2012-04-04 |
| CN102397747B true CN102397747B (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110445226.9A Active CN102397747B (en) | 2011-12-27 | 2011-12-27 | Device for treating oily odor |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112573721A (en) * | 2020-12-29 | 2021-03-30 | 深圳市同创环保科技有限公司 | Efficient low-temperature condensation waste liquid reduction device and method for treating medical waste liquid |
| CN112807975A (en) * | 2020-12-30 | 2021-05-18 | 扬州中润环保工程有限公司 | Meal kitchen foul smell biofiltration treatment facility |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101024162A (en) * | 2007-01-09 | 2007-08-29 | 国家环境保护总局华南环境科学研究所 | Organic waste-gas adsorbant and preparing method and use |
| CN200942327Y (en) * | 2006-09-18 | 2007-09-05 | 顾建 | Treating device for odor gas containing oil |
| CN201415106Y (en) * | 2009-03-19 | 2010-03-03 | 大连合众金水科技有限公司 | Offensive odor waste gas full-automatic deodorizing device |
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2011
- 2011-12-27 CN CN201110445226.9A patent/CN102397747B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200942327Y (en) * | 2006-09-18 | 2007-09-05 | 顾建 | Treating device for odor gas containing oil |
| CN101024162A (en) * | 2007-01-09 | 2007-08-29 | 国家环境保护总局华南环境科学研究所 | Organic waste-gas adsorbant and preparing method and use |
| CN201415106Y (en) * | 2009-03-19 | 2010-03-03 | 大连合众金水科技有限公司 | Offensive odor waste gas full-automatic deodorizing device |
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| CN102397747A (en) | 2012-04-04 |
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Address after: 212211 Yangzhong Economic Development Zone, Jiangsu, Zhenjiang Patentee after: Jiangsu Aerospace Hewlett Environmental Protection Technology Co., Ltd. Address before: 212211 Yangzhong Economic Development Zone, Jiangsu, Zhenjiang Patentee before: Jiangsu Huilite Environmental Protection Technology Co.,Ltd. |