CN104211215A - Device for treating high concentration ammonia nitrogen in metallurgical wastewater by using surface active catalyst - Google Patents
Device for treating high concentration ammonia nitrogen in metallurgical wastewater by using surface active catalyst Download PDFInfo
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- CN104211215A CN104211215A CN201410426262.4A CN201410426262A CN104211215A CN 104211215 A CN104211215 A CN 104211215A CN 201410426262 A CN201410426262 A CN 201410426262A CN 104211215 A CN104211215 A CN 104211215A
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Abstract
The invention relates to a device for treating high concentration ammonia nitrogen in metallurgical wastewater by using a surface active catalyst, belonging to the field of sewage treatment. The device consists of a liquid box (1), a pipeline mixer (2), a rotary jet pipe (3), a gas distributing device (4), an air blower (5), a nitrogen removal tower (6), a circular water overflowing device (7), a heavy metal catalyst (8), an exhaust opening (9), a wastewater outlet (10) and a raw water inlet (11). Jet holes which are distributed on the rotary jet pipe used by the device are spirally distributed in a manner that the upper part is sparse and the lower part is dense, so that the wastewater and air are fully mixed to react, thus, the device is simple and feasible to operate, low in operating cost and high in removal rate. The ammonia nitrogen removal ratio in the high concentration ammonia nitrogen wastewater treated by the device is raised from original 67.8-82.4% to over 99.9%, no secondary pollution is generated, and the environmental burden is alleviated.
Description
Technical field
The invention discloses surfactivity catalyst treatment Metallurgical Waste Water middle and high concentration ammonia nitrogen device, belong to sewage treatment area.
Background technology
Metallurgical industry product is various, and Production Flow Chart respectively becomes series, gives off a large amount of waste water, is one of main waste water of contaminate environment.The principal feature of Metallurgical Waste Water is that the water yield is large, kind is many, water quality is complicated and changeable.Press the classification of wastewater source and feature, mainly contain: water coolant, pickling waste waters, dedusting and coal gas, flue gas washing waste water, flushing cinder waste water and by the waste water that condenses in production technique, separates or overflow etc.
At present, utilize catalyst effect to make Coal Gas Washing Cycling Water mineralized nitrogen become the method for nitrogen to become possibility, for example: Lee fish, the one that Zhang Rong etc. describe in document " ammonia nitrogen in Co_Bi catalyst wet oxidation degraded percolate " is processed high-concentration ammonia nitrogenous wastewater with Co/Bi catalyzer, ammonia is converted into nitrogen discharge, but need to be 125～320 DEG C of high temperature, under high pressure 0.5～2.0MPa condition, just play katalysis, this certainly will cause the huge consumption of the energy, the processing costs bringing is thus too expensive, cannot operation in reality generates.Traditional ammonia still process method is taking water vapour as stripping medium, but needs strong basicity environment simultaneously, and ammonia nitrogen in waste water is with NH
3form drain in air, easily cause secondary pollution risk, in order to eliminate the secondary pollution that environment is brought, people generally adopt H
2o or dilute sulphuric acid absorb ammonia, but the product that this utilization absorption treatment process obtains is impure, and concentration is too low, there is no marketable value, remains a kind of waste water existing with ammonia nitrogen in high density.
Summary of the invention
The object of the invention is to solve the clearance existing in traditional method not high, the problems such as working cost is high, operational condition complexity, provide surfactivity catalyst treatment Metallurgical Waste Water middle and high concentration ammonia nitrogen device, solve in prior art cost high, the problem that clearance is low.
For achieving the above object, the technical solution adopted in the present invention is: surfactivity catalyst treatment Metallurgical Waste Water middle and high concentration ammonia nitrogen device is made up of spray tank (1), line mixer (2), rotary-jet pipe (3), distribution device (4), gas blower (5), denitrification column (6), recirculated water overflow device (7), heavy metal catalyst (8), venting port (9), wastewater outlet (10) and former water inlet (11); Spray tank (1) is connected with line mixer (2), rotary-jet pipe (3), former water inlet (11), rotary-jet pipe (3) is positioned at denitrification column (6) inside, distribution device (4) is positioned at denitrification column (6) interior bottom portion, be connected with gas blower (5), recirculated water overflow ducts (7) is positioned at denitrification column (6) inside.
On described rotary-jet pipe (3) pipe shaft, be covered with jet orifice, bore is 1-2mm, is the spiral upper lower close distribution of dredging, and can realize the high speed rotating of 4000-5000r/min.
Described spray tank (1) is cylindrical, and spray tank (1) herb liquid composition is Seconary Alkane Sulphonate Sodium and alcohol ether carboxylate, and its mass ratio respectively accounts for half.
On described distribution device (4), be covered with ventilating pit, pore size 0.5-1.0mm.
Principle of work of the present invention is: spray tank (1) and line mixer (2), rotary-jet pipe (3), former water inlet (11) is connected, spray tank (1) is cylindrical, high-concentration ammonia nitrogenous wastewater is flowed into by former water inlet (11), after mixing with tensio-active agent Seconary Alkane Sulphonate Sodium in spray tank (1) and alcohol ether carboxylate, enter in line mixer (2), after waste water fully mixes with tensio-active agent, waste water is sent in rotary-jet pipe (3), on rotary-jet pipe (3) pipe shaft, be covered with jet orifice, bore is 1-2mm, be the spiral upper lower close distribution of dredging, can realize the high speed rotating of 4000-5000r/min, distribution device (4) provides power to blow in denitrification column (6) by gas blower (5), distribution device is covered with ventilating pit on (4), pore size 0.5-1.0mm, waste water sprays via rotary-jet pipe (3) high speed rotating, distribution device (4) is gas distribution constantly, in denitrification column (6), carry out denitrification denitrogenation, former water under rotary-jet pipe inspection can flow into recirculated water overflow ducts and carry out denitrogenation again, time is controlled at 2.0h left and right, after denitrification reaction ammonia flow after denitrification column (6) top and heavy metal catalyst aluminum chloride and rhodium chloride generation catalytic reduction reaction directly generate nitrogen discharged by venting port (9), waste water is directly discharged by wastewater outlet (10).Ammonia nitrogen rate in apparatus of the present invention high-concentration ammonia nitrogenous wastewater after treatment has risen to more than 99.9% from 67.8-82.4% in the past.
Significant advantage of the present invention is:
(1) on rotary-jet pipe shaft, be covered with jet hole, be the spiral upper lower close distribution of dredging, make the abundant hybrid reaction of waste water and air.
(2) operation is simple and feasible for apparatus of the present invention, and operation cost is low, and clearance is high, and can not produce secondary pollution.
Brief description of the drawings
Fig. 1 is schematic diagram of the present invention
Wherein, 1-spray tank, 2-line mixer, 3-rotary-jet pipe, 4-distribution device, 5-gas blower, 6-denitrification column, 7-recirculated water overflow device, 8-heavy metal catalyst, 9-venting port, 10-wastewater outlet, the former water inlet of 11-.
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 Metallurgical Waste Water middle and high concentration ammonia nitrogen device, formed by spray tank (1), line mixer (2), rotary-jet pipe (3), distribution device (4), gas blower (5), denitrification column (6), recirculated water overflow device (7), heavy metal catalyst (8), venting port (9), wastewater outlet (10) and former water inlet (11); Spray tank (1) is connected with line mixer (2), rotary-jet pipe (3), former water inlet (11), rotary-jet pipe (3) is positioned at denitrification column (6) inside, distribution device (4) is positioned at denitrification column (6) interior bottom portion, be connected with gas blower (5), recirculated water overflow ducts (7) is positioned at denitrification column (6) inside; On described rotary-jet pipe (3) pipe shaft, be covered with jet orifice, bore is 1-2mm, is the spiral upper lower close distribution of dredging, and can realize the high speed rotating of 4000-5000r/min; Described spray tank (1) is cylindrical, and spray tank (1) herb liquid composition is Seconary Alkane Sulphonate Sodium and alcohol ether carboxylate; On described distribution device (4), be covered with ventilating pit, pore size 0.5-1.0mm.
When a kind of surfactivity catalyst treatment of the present invention Metallurgical Waste Water middle and high concentration ammonia nitrogen device uses, spray tank (1) and line mixer (2), rotary-jet pipe (3), former water inlet (11) is connected, spray tank (1) is cylindrical, high-concentration ammonia nitrogenous wastewater is flowed into by former water inlet (11), after mixing with tensio-active agent Seconary Alkane Sulphonate Sodium in spray tank (1) and alcohol ether carboxylate, enter in line mixer (2), after waste water fully mixes with tensio-active agent, waste water is sent in rotary-jet pipe (3), on rotary-jet pipe (3) pipe shaft, be covered with jet orifice, bore is 1-2mm, be the spiral upper lower close distribution of dredging, can realize the high speed rotating of 4000-5000r/min, distribution device (4) provides power to blow in denitrification column (6) by gas blower (5), distribution device is covered with ventilating pit on (4), pore size 0.5-1.0mm, waste water sprays via rotary-jet pipe (3) high speed rotating, distribution device (4) is gas distribution constantly, in denitrification column (6), carry out denitrification denitrogenation, former water under rotary-jet pipe inspection can flow into recirculated water overflow ducts and carry out denitrogenation again, time is controlled at 2.0h left and right, after denitrification reaction ammonia flow after denitrification column (6) top and heavy metal catalyst aluminum chloride and rhodium chloride generation catalytic reduction reaction directly generate nitrogen discharged by venting port (9), waste water is directly discharged by wastewater outlet (10).Ammonia nitrogen rate in apparatus of the present invention high-concentration ammonia nitrogenous wastewater after treatment has risen to more than 99.9% from 67.8-82.4% in the past.
Above-described the preferred embodiment of the present invention; should be understood that; for a person skilled in the art; do not departing under the prerequisite of structure of the present invention; can also make some distortion and improvement; these also should be considered as protection scope of the present invention, and these can not affect effect of the present invention and practical applicability.
Claims (4)
1. surfactivity catalyst treatment Metallurgical Waste Water middle and high concentration ammonia nitrogen device, is characterized in that: this device is made up of spray tank (1), line mixer (2), rotary-jet pipe (3), distribution device (4), gas blower (5), denitrification column (6), recirculated water overflow device (7), heavy metal catalyst (8), venting port (9), wastewater outlet (10) and former water inlet (11); Spray tank (1) is connected with line mixer (2), rotary-jet pipe (3), former water inlet (11), rotary-jet pipe (3) is positioned at denitrification column (6) inside, distribution device (4) is positioned at denitrification column (6) interior bottom portion, be connected with gas blower (5), recirculated water overflow ducts (7) is positioned at denitrification column (6) inside.
2. surfactivity catalyst treatment Metallurgical Waste Water middle and high concentration ammonia nitrogen device according to claim 1, its feature is being: on described rotary-jet pipe (3) pipe shaft, be covered with jet orifice, bore is 1-2mm, be the spiral upper lower close distribution of dredging, can realize the high speed rotating of 4000-5000r/min.
3. surfactivity catalyst treatment Metallurgical Waste Water middle and high concentration ammonia nitrogen device according to claim 1, it is characterized in that: described spray tank (1) is cylindrical, spray tank (1) herb liquid composition is Seconary Alkane Sulphonate Sodium and alcohol ether carboxylate, and its mass ratio respectively accounts for half.
4. surfactivity catalyst treatment Metallurgical Waste Water middle and high concentration ammonia nitrogen device according to claim 1, is characterized in that: on described distribution device (4), be covered with ventilating pit, pore size 0.5-1.0mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410426262.4A CN104211215A (en) | 2014-08-26 | 2014-08-26 | Device for treating high concentration ammonia nitrogen in metallurgical wastewater by using surface active catalyst |
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| CN201410426262.4A CN104211215A (en) | 2014-08-26 | 2014-08-26 | Device for treating high concentration ammonia nitrogen in metallurgical wastewater by using surface active catalyst |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104548916A (en) * | 2015-01-19 | 2015-04-29 | 郑州大器环境治理有限公司 | Rotary kiln denitration indoor spray gun embedding device and denitration method thereof |
| CN108083556A (en) * | 2017-12-05 | 2018-05-29 | 常州大学 | Promote deamination catalyst treatment ammonia nitrogen in high density Metallurgical Waste Water device |
| CN108483706A (en) * | 2018-03-13 | 2018-09-04 | 常州大学 | Promote deamination catalyst treatment high concentration urine sewage device |
| CN110841424A (en) * | 2019-11-07 | 2020-02-28 | 江苏科技大学 | Three-section type hypergravity ship tail gas treatment device and working method |
| CN113321213A (en) * | 2020-03-11 | 2021-08-31 | 内蒙古浦瑞芬环保科技有限公司 | Activating agent injection apparatus, regenerator and active carbon apparatus for producing |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102502936A (en) * | 2011-10-27 | 2012-06-20 | 常州大学 | Compound denitrifier for removing low-concentration ammonia nitrogen in waste water and denitrification method using same |
| CN102772996A (en) * | 2012-07-18 | 2012-11-14 | 常州大学 | Ammonia nitrogen processing method in processing of waste gas of chemical fertilizer plant |
| CN103274548A (en) * | 2013-06-07 | 2013-09-04 | 中国农业大学 | Cycle closed type filler-free high-efficiency ammonia nitrogen removing and nutrient recovery device of biogas slurry |
| CN103570159A (en) * | 2013-11-14 | 2014-02-12 | 常州大学 | Device for treating high-concentration ammonia nitrogen in coal chemical wastewater in vortex mixing dispersion way by using surfactant |
| CN103570085A (en) * | 2013-11-14 | 2014-02-12 | 常州大学 | Device for treating high-concentration ammonia nitrogen in coking wastewater by using surfactant |
| CN103570196A (en) * | 2013-11-14 | 2014-02-12 | 常州大学 | Device for removing high-concentration ammonia nitrogen from oil refining wastewater by using surfactant |
| CN103570160A (en) * | 2013-11-14 | 2014-02-12 | 常州大学 | Device for treating high-concentration ammonia nitrogen in urine by using surfactant |
-
2014
- 2014-08-26 CN CN201410426262.4A patent/CN104211215A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102502936A (en) * | 2011-10-27 | 2012-06-20 | 常州大学 | Compound denitrifier for removing low-concentration ammonia nitrogen in waste water and denitrification method using same |
| CN102772996A (en) * | 2012-07-18 | 2012-11-14 | 常州大学 | Ammonia nitrogen processing method in processing of waste gas of chemical fertilizer plant |
| CN103274548A (en) * | 2013-06-07 | 2013-09-04 | 中国农业大学 | Cycle closed type filler-free high-efficiency ammonia nitrogen removing and nutrient recovery device of biogas slurry |
| CN103570159A (en) * | 2013-11-14 | 2014-02-12 | 常州大学 | Device for treating high-concentration ammonia nitrogen in coal chemical wastewater in vortex mixing dispersion way by using surfactant |
| CN103570085A (en) * | 2013-11-14 | 2014-02-12 | 常州大学 | Device for treating high-concentration ammonia nitrogen in coking wastewater by using surfactant |
| CN103570196A (en) * | 2013-11-14 | 2014-02-12 | 常州大学 | Device for removing high-concentration ammonia nitrogen from oil refining wastewater by using surfactant |
| CN103570160A (en) * | 2013-11-14 | 2014-02-12 | 常州大学 | Device for treating high-concentration ammonia nitrogen in urine by using surfactant |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104548916A (en) * | 2015-01-19 | 2015-04-29 | 郑州大器环境治理有限公司 | Rotary kiln denitration indoor spray gun embedding device and denitration method thereof |
| CN108083556A (en) * | 2017-12-05 | 2018-05-29 | 常州大学 | Promote deamination catalyst treatment ammonia nitrogen in high density Metallurgical Waste Water device |
| CN108483706A (en) * | 2018-03-13 | 2018-09-04 | 常州大学 | Promote deamination catalyst treatment high concentration urine sewage device |
| CN110841424A (en) * | 2019-11-07 | 2020-02-28 | 江苏科技大学 | Three-section type hypergravity ship tail gas treatment device and working method |
| CN113321213A (en) * | 2020-03-11 | 2021-08-31 | 内蒙古浦瑞芬环保科技有限公司 | Activating agent injection apparatus, regenerator and active carbon apparatus for producing |
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Application publication date: 20141217 |