CN205313163U - Reduce ozone oxidation processing system of COD concentration in organic amine waste water - Google Patents
Reduce ozone oxidation processing system of COD concentration in organic amine waste water Download PDFInfo
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- CN205313163U CN205313163U CN201620043868.4U CN201620043868U CN205313163U CN 205313163 U CN205313163 U CN 205313163U CN 201620043868 U CN201620043868 U CN 201620043868U CN 205313163 U CN205313163 U CN 205313163U
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Abstract
(Imgfile='dest_path_image002. TIF'wi='1'he='1' /) the utility model relates to a reduce ozone oxidation processing system of COD concentration in organic amine waste water is including making oxygen system, ozone generator, contact oxidation tank and tail gas destructor. Organic amine desulfurization waste water still has organic amine liquid of part and sulfurous acid radical after coagulation and clarification handles, result in the COD value to exceed standard, the process the utility model discloses an ozone oxidation processing system handles organic amine liquid and sulfurous acid radical in the waste water, and the COD value that can effectively reduce in the waste water makes its up to standard. Wherein, in ozone contact oxidation tank, ozone passes through aeration dish and spreads in aqueous, with the waste water intensive mixing, takes place the reaction of oxidation desorption COD, according to the characteristics of reaction process, establishes ozone contact oxidation tank for back in preceding three, and preceding contact oxidation tank, well contact oxidation tank and back contact oxidation tank connect gradually and separate with the baffle, and three contact oxidation tank's volume reduces in proportion in proper order after in preceding, remaining ozone adds the heat collapse through the tail gas destructor, prevents the atmospheric dilution.
Description
Technical field
This utility model belongs to technical field of waste water processing, is specifically related to a kind of ozone Oxidation Treatment system reducing COD concentration in organic amine wastewater.
Background technology
Organic amine sulfur removal technology is applicable to the flue gas desulfurization in thermal power plant, sulphur coal area, and this technique can reclaim sulfur dioxide effectively, turns waste into wealth, and produces high concentration SO 2 or concentrated sulphuric acid, and commercially available value is high. The economic benefit of amine process desulfurizing item, environmental benefit and social benefit all highly significants, therefore, in sulphur coal area, organic amine sulfur removal technology is more suitable for than conventional calcium method sulfur removal technology.
Organic amine sulfur removal technology, the flue gas entered in prewashing column, before entering absorption tower reaction, is first washed by flue gas, remove in flue gas the impurity such as a part of flying dust, fluohydric acid gas, hydrogen chloride, in order to avoid when flue gas entrance absorption tower is reacted with organic amine, affecting assimilation effect, reducing amine liquid quality. The waste water that amine purification system regeneration process produces will drain in prewashing column as moisturizing, this waste water contains a small amount of amine liquid, owing to amine liquid is Organic substance, so causing that the waste water COD of prewashing column raises, a kind of advanced oxidation mode need to be sought by experiment, remove the Organic substance in organic amine sulfur removal technology waste water, make waste water COD up to standard and the inferior sulfate radical in waste water can also be oxidized to sulfate radical. Need one can reduce COD concentration in organic amine wastewater in the market and inferior sulfate radical can also be oxidized to sulfate radical simultaneously, and conversion ratio can maintain higher level, does not result in again secondary pollution and stores, transports all convenient and safe process system.
Utility model content
This utility model is for problem above, a kind of ozone Oxidation Treatment system reducing COD concentration in organic amine wastewater is provided, owing to ozone oxidation is extremely strong, inferior sulfate radical can be oxidized to sulfate radical, and organic amine liquid can be resolved into inorganic matter simultaneously, the COD value of organic amine desulfurization wastewater can be effectively reduced without producing secondary pollution, and then solve above-mentioned Problems existing.
There is provided a kind of and reduce the ozone Oxidation Treatment system of COD concentration in the waste water that organic amine sulfur removal technology produces. Described ozone Oxidation Treatment system includes oxygenerator, ozone generating-device, ozone contact device, ozone tail gas breaking plant.
As preferably, described oxygenerator includes the dew point hygrometer, Pressure gauge, oxygen particulate filter, thermometer and the pressure transmitter that are sequentially connected with.
As preferably, described ozone generating-device includes arc chamber, and arc chamber is mainly made up of ground electrode, high-field electrode, ceramic dielectric body, airway, sealing gasket, titanium plate etc., and by electrion, electrolytic oxygen produces ozone. The structure of arc chamber is board-like, in being uniformly and symmetrically distributed up and down between two plates, board-like can accomplish less corona gap, it is possible to improve the yield of ozone, reduce the energy consumption of ozone, improve efficiency.
As preferably, described ozone generating-device is additionally provided with and cools down the entrance and exit that water connects; Cooling water passes sequentially through the entrance of Pressure gauge, temperature transmitter, valve entrance ozone generating-device, then passes sequentially through temperature transmitter, flow transmitter and pressure transmitter from the outlet of ozone generating-device and flows out.
As preferably, being connected to gaseous ozone concentration meter between described ozone generating-device and described ozone contact device.
As preferably, described ozone contact device is made up of O3 contacted oxidation pond, microporous diffuser, cloth airway, flow of ozone adjustable valve, effusion meter, and contact chamber contacts with the mixing of waste water for ozone gas; Microporous diffuser is shaped as cellular, and microporous diffuser is for being separated into micro-bubble by ozone gas, and material is titanium plate or corrosion resistant plate, and described microporous diffuser and cloth airway are arranged on inside described O3 contacted oxidation pond; Cloth airway is used for making the uniform gas distribution of ozone gas in microporous diffuser; Flow of ozone adjustable valve and effusion meter are used for controlling ozone gas flow and regulate.
As preferably, described O3 contacted oxidation pond be provided with altogether before in latter three, front contact-oxidation pool, middle contact-oxidation pool and rear contact-oxidation pool are sequentially connected with and separate with dividing plate, and in front, the volume size of rear three contact-oxidation pools is 5:3:2.
As preferably, the material of described dividing plate is titanium plate or corrosion resistant plate.
As preferably, the cell body of described contact-oxidation pool is circular or rectangle.
As preferably, described rear contact-oxidation pool is by connecting defecator, water pump, flow meter and Chinese effluent pipeline by the liquids recovery after process.
As preferably, described ozone tail gas breaking plant includes ozone tail gas destructor, froth breaker, demister and valve instrument. Ozone tail gas destructor is destroyed tank, heater, blower fan, thermometer, temperature switch and exogenous QI by the ozone tail gas including catalyst and imports valve composition integrated unit. Remain unreacted tail gas ozone entrance ozone tail gas breaking plant catalyst to be heated destroying, it is prevented that residual ozone enters air.
During the work of this process system: the oxygen that oxygenerator produces is through Pipeline transport to ozone generating-device, ozone is produced by the arc chamber in ozone generating-device, ozone is transported to the O3 contacted oxidation pond of ozone contact device subsequently, in O3 contacted oxidation pond, ozone gas is diffused in water by being arranged on the microporous diffuser of bottom, O3 contacted oxidation pond, microporous diffuser is released the ozone gas and pending waste water that become micro-bubble, rate of ozone dissolution now is more than 95%, ozone gas is dissolved in pending waste water and carries out oxidation removal COD reaction, significantly cut down its content.Ozone tail gas enters vent ozone destructor from import electrodynamic valve, is about warmed up to about 60 DEG C by heater, then passes through ozone tail gas and destroys the catalyst in tank and be heated destruction and be broken down into oxygen, and the oxygen after decomposition is discharged in air by blower fan. Liquid after process passes through defecator, water pump be extracted into Chinese effluent pipeline and reclaim.
This utility model compared with prior art, has the advantage that and has the beneficial effect that:
(1) due to ozone, there is extremely strong oxidisability, inferior sulfate radical in waste water can be oxidized to sulfate radical, and inorganic matter is resolved in organic amine liquid oxidation, thus effectively reduce the COD concentration of waste water in organic amine sulfur removal technology so that COD value index conformance with standard.
(2) owing to ozone is compared with other oxidant, it not dangerous materials, be not related to the difficulties such as transport, storage, and oxygen itself of deodorizing can adopt oxygen in air to manufacture ozone; Additionally ozone is not belonging to pollutant, and remaining ozone can decompose ozone to oxygen by catalyst mode of heating, in discharge air.
(3) O3 contacted oxidation pond takes the contact-oxidation pool segmentation of different size size and carries out catalytic oxidation, leading portion cell body is big specification, stage casing cell body be medium format, back segment cell body is small dimension, make every section of contact effect more abundant, oxidation effectiveness maximizes, and more efficiently reduces COD value in waste water.
Accompanying drawing explanation
Fig. 1 is the structural representation of this ozone Oxidation Treatment system.
Number in the figure: before 1-oxygen particulate filter, 2-ozone generating-device, 3-gaseous ozone concentration meter, 4-O3 contacted oxidation pond, 4.1-, in contact-oxidation pool, 4.2-, after contact-oxidation pool, 4.3-, contact-oxidation pool, 5-froth breaker, 6-ozone tail gas destroy tank.
Detailed description of the invention
In order to deepen the understanding of the present invention, below in conjunction with the drawings and specific embodiments, this utility model is further described explanation:
Ozone Oxidation Treatment system includes oxygenerator, ozone generating-device 2, ozone contact device, ozone tail gas breaking plant.
Ozone generating-device 2 includes arc chamber, and arc chamber is mainly made up of ground electrode, high-field electrode, ceramic dielectric body, airway, sealing gasket, titanium plate etc., and by electrion, electrolytic oxygen produces ozone. The structure of arc chamber is board-like, in being uniformly and symmetrically distributed up and down between two plates, board-like can accomplish less corona gap, it is possible to improve the yield of ozone, reduce the energy consumption of ozone, improve efficiency. Ozone generating-device is additionally provided with and cools down the entrance and exit that water connects; Cooling water passes sequentially through the entrance of Pressure gauge, temperature transmitter, valve entrance ozone generating-device, then passes sequentially through temperature transmitter, flow transmitter and pressure transmitter from the outlet of ozone generating-device and flows out.
Ozone contact device is made up of O3 contacted oxidation pond 4, microporous diffuser, cloth airway, flow of ozone adjustable valve, effusion meter, O3 contacted oxidation pond contacts with the mixing of waste water for ozone gas, O3 contacted oxidation pond 4 be provided with altogether before in latter three, front contact-oxidation pool 4.1, middle contact-oxidation pool 4.2 and rear contact-oxidation pool 4.3 are sequentially connected with and separate with dividing plate, before in the volume size of rear three contact-oxidation pools be 5:3:2, before in after the size of contact-oxidation pool successively decrease more fully thorough when ozone can be made to contact with waste water to be filtered successively every time, prevent before and after the contact-oxidation pool that is uniformly arranged the uneven of water to be filtered and ozone contact in cell body, the defective phenomenon of water quality that after water outlet, COD value difference causes, the material of dividing plate is titanium plate or corrosion resistant plate, the cell body of contact-oxidation pool is circular or rectangle.Rear contact-oxidation pool is by connecting defecator, water pump, flow meter and Chinese effluent pipeline by the liquids recovery after process.
Microporous diffuser is shaped as cellular, and microporous diffuser is for being separated into micro-bubble by ozone gas, and material is titanium plate or corrosion resistant plate; Cloth airway is used for making the uniform gas distribution of ozone gas in microporous diffuser; Microporous diffuser and cloth airway are arranged on inside described O3 contacted oxidation pond; Flow of ozone adjustable valve and effusion meter are used for controlling ozone gas flow and regulate. Owing to ozone oxidation is extremely strong, inferior sulfate radical can be oxidized to sulfate radical, and organic amine liquid is resolved into inorganic matter. The COD value of organic amine desulfurization wastewater can be effectively reduced.
Ozone tail gas breaking plant includes ozone tail gas destructor, froth breaker 5, demister and valve instrument. Ozone tail gas destructor is destroyed tank 6, heater, blower fan, thermometer, temperature switch and exogenous QI by the ozone tail gas including catalyst and imports valve composition integrated unit. Ozone tail gas enters vent ozone destructor from import electrodynamic valve, is about warmed up to about 60 DEG C by heater, and the catalyst then passing through ozone tail gas destruction tank 6 is broken down into oxygen, and the oxygen after decomposition is discharged in air by blower fan.
During the work of this process system: the oxygen that oxygenerator produces first passes through oxygen particulate filter 1 and is filtered purification, again by Pipeline transport to ozone generating-device, ozone is produced by the arc chamber in ozone generating-device, ozone is transported to the O3 contacted oxidation pond of ozone contact device subsequently, and its flow is monitored by gaseous ozone concentration meter 3. prepared ozone is divided in three sections of three O3 contacted oxidation ponds sequentially adding front and back, the dosage of first paragraph is 50%, the dosage of second segment is 30%, the dosage of the 3rd section is 20%, ozone gas is diffused in water by being arranged on the microporous diffuser of bottom, O3 contacted oxidation pond, microporous diffuser is released the ozone gas and pending waste water that become micro-bubble, rate of ozone dissolution now is more than 95%, ozone gas is dissolved in pending waste water and carries out oxidation removal COD reaction, cut down its content, water after process is extracted out by clear water excavationg pump. tail gas ozone enters vent ozone destructor from import electrodynamic valve, is about warmed up to about 60 DEG C by heater, then passes through the catalyst in tail gas ozone layer destroying tank and is heated destruction and is broken down into oxygen, and the oxygen after decomposition is discharged in air by blower fan. liquid after process passes through defecator, is extracted into Chinese effluent pipeline by water pump and reclaims under the monitoring of flow meter.
Above this utility model and embodiment thereof are described; this description is not restricted; for the ordinary skill in the art; when without departing from principle of the present utility model and spirit; these detailed description of the invention can be carried out multiple change, amendment, replacement and modification; these are designed and the same or analogous constructional device of the technical program or product and using method thereof without creationary, all should drop within protection domain of the present utility model.
Claims (4)
1. reduce an ozone Oxidation Treatment system for COD concentration in organic amine wastewater, oxygenerator that described ozone Oxidation Treatment system includes being linked in sequence successively, ozone generating-device, ozone contact device, ozone tail gas breaking plant, it is characterised in that:
Described oxygenerator includes the dew point hygrometer, Pressure gauge, oxygen particulate filter (1), thermometer and the pressure transmitter that are sequentially connected with;
Described ozone generating-device includes arc chamber (2), and arc chamber is made up of ground electrode, high-field electrode, ceramic dielectric body, airway, sealing gasket and titanium plate, and the structure of arc chamber is board-like; Gaseous ozone concentration meter (3) it is connected between described ozone generating-device and described ozone contact device; Described ozone generating-device is additionally provided with and cools down the entrance and exit that water connects; Cooling water passes sequentially through the entrance of Pressure gauge, temperature transmitter, valve entrance ozone generating-device, then passes sequentially through temperature transmitter, flow transmitter and pressure transmitter from the outlet of ozone generating-device and flows out;
Described ozone contact device is made up of O3 contacted oxidation pond (4), microporous diffuser, cloth airway and ozone flow regulator, microporous diffuser is shaped as cellular, and described microporous diffuser and cloth airway are arranged on inside described O3 contacted oxidation pond; Described O3 contacted oxidation pond (4) be provided with altogether before in latter three, front contact-oxidation pool (4.1), middle contact-oxidation pool (4.2) and rear contact-oxidation pool (4.3) are sequentially connected with and separate with dividing plate, and in front, the volume size of rear three contact-oxidation pools is 5:3:2; Described rear contact-oxidation pool is by connecting defecator, water pump, flow meter and Chinese effluent pipeline by the liquids recovery after process;
Described ozone tail gas breaking plant includes ozone tail gas destructor, froth breaker and demister, and ozone tail gas destructor is destroyed tank (6), heater, blower fan, thermometer, temperature switch and exogenous QI by the ozone tail gas including catalyst and imports valve composition integrated unit.
2. ozone Oxidation Treatment system according to claim 1, it is characterised in that: the material of described microporous diffuser is titanium plate or corrosion resistant plate.
3. ozone Oxidation Treatment system according to claim 1, it is characterised in that: the material of described dividing plate is titanium plate or corrosion resistant plate.
4. ozone Oxidation Treatment system according to claim 1, it is characterised in that: the cell body of described contact-oxidation pool is circular or rectangle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620043868.4U CN205313163U (en) | 2016-01-18 | 2016-01-18 | Reduce ozone oxidation processing system of COD concentration in organic amine waste water |
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| CN201620043868.4U CN205313163U (en) | 2016-01-18 | 2016-01-18 | Reduce ozone oxidation processing system of COD concentration in organic amine waste water |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107029532A (en) * | 2017-05-19 | 2017-08-11 | 安徽未名科键环境有限公司 | A kind of denitration integrated device and method for flue gas |
| CN111470475A (en) * | 2020-05-20 | 2020-07-31 | 北京金大万翔环保科技有限公司 | Plate-type ozone generating device |
| CN111777161A (en) * | 2020-07-31 | 2020-10-16 | 苏州汇博龙环境技术有限公司 | Wastewater treatment system and method |
| CN115340172A (en) * | 2022-08-23 | 2022-11-15 | 无锡东元环境科技有限公司 | Device and process for treating fluorescent wastewater through ozone oxidation |
-
2016
- 2016-01-18 CN CN201620043868.4U patent/CN205313163U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107029532A (en) * | 2017-05-19 | 2017-08-11 | 安徽未名科键环境有限公司 | A kind of denitration integrated device and method for flue gas |
| CN107029532B (en) * | 2017-05-19 | 2023-10-24 | 安徽未名科键环境有限公司 | Desulfurization and denitrification integrated device and method for flue gas |
| CN111470475A (en) * | 2020-05-20 | 2020-07-31 | 北京金大万翔环保科技有限公司 | Plate-type ozone generating device |
| CN111777161A (en) * | 2020-07-31 | 2020-10-16 | 苏州汇博龙环境技术有限公司 | Wastewater treatment system and method |
| CN115340172A (en) * | 2022-08-23 | 2022-11-15 | 无锡东元环境科技有限公司 | Device and process for treating fluorescent wastewater through ozone oxidation |
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Address after: 100039 room 901, 9 / F, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Longyuan environmental protection Co.,Ltd. Address before: 100039 room 911, 1 building, 16 West Fourth Ring Road, Haidian District, Beijing. Patentee before: BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENGINEERING Co.,Ltd. |