CN103043809B - Cyclone stripping integration ammonia removal reaction tower - Google Patents
Cyclone stripping integration ammonia removal reaction tower Download PDFInfo
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- CN103043809B CN103043809B CN201210542213.8A CN201210542213A CN103043809B CN 103043809 B CN103043809 B CN 103043809B CN 201210542213 A CN201210542213 A CN 201210542213A CN 103043809 B CN103043809 B CN 103043809B
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- stripping
- cyclone separation
- tower
- separation device
- integrated
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 64
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 32
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 22
- 230000010354 integration Effects 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 238000000926 separation method Methods 0.000 claims abstract description 37
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 claims description 26
- 239000000945 filler Substances 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 9
- 230000000630 rising effect Effects 0.000 claims description 8
- 238000011010 flushing procedure Methods 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 4
- 239000003595 mist Substances 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 230000001680 brushing effect Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 2
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 13
- 230000008901 benefit Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 230000004048 modification Effects 0.000 description 8
- 238000012986 modification Methods 0.000 description 8
- 239000002351 wastewater Substances 0.000 description 8
- 239000010865 sewage Substances 0.000 description 7
- 238000012545 processing Methods 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 5
- 238000005728 strengthening Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- CVTZKFWZDBJAHE-UHFFFAOYSA-N [N].N Chemical compound [N].N CVTZKFWZDBJAHE-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000000889 atomisation Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003895 groundwater pollution Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Degasification And Air Bubble Elimination (AREA)
Abstract
The present invention relates to a cyclone stripping integration ammonia removal reaction tower. The reaction tower is a sealing tank of an overall structure, including an input device, a cyclone separation device, a stripping device, a detection device and an output device, wherein the cyclone separation device is disposed on the top of the tank, the stripping device is arranged below the tank, the cyclone separation device and the stripping device are divided by a baffle, and the bottom of the cyclone separation device is provided with a water distributor communicated with the stripping device. The invention employs the way of combining the cyclone separation and the stripping, provides an integration reactor which can remove ammonia efficiently, and has the characteristics of high ammonia removal efficiency, low energy consumption and simple operation.
Description
Technical field
The present invention relates to waste disposal plant field, be specifically related to the eddy flow stripping integrated reacting tower of ammonia treatment in a kind of waste water.
Background technology
Trade effluent middle and high concentration ammonia nitrogen waste water wide material sources, quantity discharged is large, in prior art, high concentration nitrogen-containing waste water is processed and is mostly adopted steam blow-off method, treatment effect is better, can be by 70 ~ 95% ammonia stripping in waste water out, but the method energy consumption is huge, processing cost costliness; Another conventional method is air stripping method, and the method energy consumption is low, easy and simple to handle, but is applicable to low ammonia nitrogen concentration waste water, also inapplicable for waste water the method for high density.
For the technical problem of above-mentioned existence, those skilled in the art for this problem also at continuous improvement and bring new ideas, for example patent 201110363900.9 discloses a kind of ammonia-nitrogen desorption absorption integrated tower, this device carries out multiple tracks treatment process by umbrella bucker, air water separator, water distributor and multiple filling layers district to sewage, absorb nitrogen ammonia pollution wherein, only use stripping and the packing material absorbing nitrogen ammonia pollution in disposing of sewage, because the absorption expanded area for the treatment of process and sewage is less, be difficult to ammonia pollution to absorb completely, processing efficiency comes lower relatively.
Patent 201120339149.4 discloses a kind of ammonia-nitrogen stripping tower, this device increases gas-liquid mobile route by the diffusion Taper Pipe of water outlet and the Pall ring of irregular placement, increase the absorption area of ammonia nitrogen, make the gentle abundant contact of water, thereby reach separating effect, but this method only improves the assimilated efficiency of ammonia nitrogen by increasing absorption area, cannot reach the effect of abundant absorption.Patent 201110108409.1 discloses a kind of Novel underground water and has polluted stripping oxide compound tower, this device is processed groundwater pollution by stripping device and two kinds of techniques of oxidation unit and method, this device is for the comprehensive treating process of underground water or city domestic sewage, and comprehensive scrubbing efficiency is high
But for high concentration ammonia nitrogen sewage processing, its processing efficiency is relatively low.Technique scheme does not all have well to solve the technical problem of high concentration ammonia nitrogen sewage processing, and therefore, a kind of means of exigence solve the problems of the technologies described above.
Summary of the invention
The present invention is just for the technical problem existing in prior art, provide a kind of eddy flow stripping by cyclone separation device and the combination of ammonia stripping device for ammonia-nitrogen sewage processing integrated except ammonia react tower, this reaction tower is simple in structure, easy to operate, and stripping ammonia efficiency is high.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is as follows: a kind of eddy flow stripping is integrated except ammonia react tower, it is characterized in that, the sealed shell of tank of the as a whole structure of described reaction tower, comprises input unit, cyclone separation device, stripping device, proofing unit and take-off equipment; Cyclone separation device is arranged on tank body top, and stripping device is arranged on tank body lower part, and cyclone separation device and stripping device separate by baffle plate, and cyclone separation device bottom is provided with controls the uniform water distributor of water outlet, and described water distributor communicates with stripping device.This apparatus structure is simple, easy to operate, energy consumption is low, stripping efficiency is high.
As a modification of the present invention, described input unit comprises Venturi tube, water inlet pipe, spiral atomizer and inlet pipe, described water inlet pipe one end is connected with Venturi tube, the other end is connected with spiral atomizer, and described spiral atomizer is arranged on the top of cyclone separation device, and described inlet pipe is arranged on stripping device bottom as gas inlet.Improve feed liquor speed by Venturi tube, under Venturi tube and atomizer combined action, controlling feed liquor is atomizing state.
As a modification of the present invention, described cyclone separation device comprises gas-liquid separator, diversion trench, described gas-liquid separator is arranged on spiral atomizer top, described diversion trench is arranged on the bottom of spiral atomizer, the bottom of diversion trench is connected with water distributor, described diversion trench is cone-type spiral shape diversion trench, and this cone-type spiral shape diversion trench control water inlet is fallen in a spiral manner, thereby extends the gas-liquid separation time.
As a modification of the present invention, described water distributor arranges tapered injection loophole, this tapered injection loophole make cyclone separation device to go out water distribution more even.
As a modification of the present invention, described stripping device structure is filler retaining plate with holes, Raschig ring filler, filler retaining plate with holes, mesh mist eliminator and back flushing water distributor from the bottom up successively, wherein the both sides of Raschig ring filler are provided with filler retaining plate with holes, back flushing water distributor is arranged on the bottom of water distributor, it is in order to strengthen gas-liquid conductivity that Raschig ring filler is wherein set, strengthening, except ammonia effect, is further removed remaining ammonia nitrogen.
As a modification of the present invention, described proofing unit comprises tensimeter, ammonia nitrogen detector and circulation valve, and tensimeter is arranged on tank body top, is used for detecting the pressure in tank body; Ammonia nitrogen detector is connected to stripping device bottom by circulation valve, and in the time that ammonia nitrogen concentration exceeds emission standard, ON cycle valve, takes out bottom water to put in water feed apparatus, carries out circular treatment, until within ammonia nitrogen concentration is controlled at standard range.
As a modification of the present invention, described take-off equipment comprises rising pipe, escape pipe and vacuum pump, rising pipe is arranged on tank body bottom, eddy flow is equipped with escape pipe from device and stripping device top, two escape pipes are all connected on vacuum pump, it is in order to form negative pressure on tank body top that vacuum pump is set, and rotational flow strengthening separating effect, is beneficial to and extracts the ammonia separating out.
As a modification of the present invention, described reaction tower tank wall is provided with multiple pressure taps, and detection reaction device internal pressure, to regulate reaction tower operational conditions.
As a modification of the present invention, described reaction tower tower body is vertical structure, and tank body material is steel construction piece or concrete structure, the anticorrosion acid-proof base material of tank interior brushing.
The invention has the advantages that, the mode that this reaction tower adopts cyclonic separation to combine with stripping, a kind of integrated reacting device that can efficiently remove ammonia is provided, have the ammonia efficiency of removing high, energy consumption is low, moves simple feature, except ammonia rate is up to 98%, and simple in structure, easy to operate, be convenient to large-scale production and promote.
Brief description of the drawings
Fig. 1 is one-piece construction schematic diagram of the present invention;
Fig. 2 is spirrillum fog-spray nozzle structure diagram of the present invention;
Wherein, 1 tank body, 2 water inlet pipes, 3 Venturi tubes, 4 gas-liquid separators, 5 tensimeters, 6 escape pipes, 7 vacuum pumps, 8 diversion trenchs, 9 water distributors, 10 back flushing water distributors, 11 mesh mist eliminators, 12 rising pipes, 13 inlet pipe, 14 filler retaining plates with holes, 15 Raschig ring fillers, 16 air outlets, 17 ammonia nitrogen detectors, 18 baffle plates, 19 spirrillum fog-spray nozzles.
Embodiment
In order to deepen the understanding of the present invention and understanding, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
embodiment 1:a kind of eddy flow stripping is as shown in Figure 1 integrated except ammonia react tower, and the sealed shell of tank 1 of the as a whole structure of described reaction tower, comprises input unit, cyclone separation device, stripping device, proofing unit and take-off equipment; Cyclone separation device is arranged on the upper end of tank body 1, stripping device is arranged on the lower end of tank body 1, cyclone separation device and stripping device separate by baffle plate 18, and cyclone separation device bottom is provided with controls the uniform water distributor 9 of water outlet, and described water distributor 9 communicates with stripping device.This apparatus structure is simple, easy to operate, energy consumption is low, stripping efficiency is high.
embodiment 2:as shown in Figure 1, 2, described input unit comprises Venturi tube 3, water inlet pipe 2, spiral atomizer 19 and inlet pipe 13, described water inlet pipe 2 one end are connected with Venturi tube 3, the other end is connected with spiral atomizer 19, and described spiral atomizer 19 is arranged on the top of cyclone separation device, and described inlet pipe 13 is arranged on stripping device bottom; Improve feed liquor speed by Venturi tube 3, under Venturi tube 3 and atomizer 19 combined action, controlling feed liquor is atomizing state.All the other structures are identical with embodiment 1 with advantage.
embodiment 3:as shown in Figure 1, described cyclone separation device comprises gas-liquid separator 4, diversion trench 8, described gas-liquid separator 4 is arranged on the top of spiral atomizer 19, described diversion trench 8 is arranged on the bottom of spiral atomizer 19, the bottom of diversion trench 8 is connected with water distributor 9, described diversion trench 8 is set to cone-type spiral shape diversion trench, and this cone-type spiral shape diversion trench control water inlet is fallen in a spiral manner, thereby extends the gas-liquid separation time.All the other structures are identical with embodiment 1 with advantage.
embodiment 4:as shown in Figure 1, described stripping device structure is filler retaining plate 14 with holes, Raschig ring filler 15, filler retaining plate 14 with holes, mesh mist eliminator 11 and back flushing water distributor 10 from the bottom up successively, wherein the both sides of Raschig ring filler 15 are provided with filler retaining plate 14 with holes, back flushing water distributor 10 is arranged on the bottom of water distributor 9, it is in order to strengthen gas-liquid conductivity that Raschig ring filler 15 is set, strengthening, except ammonia effect, is further removed remaining ammonia nitrogen.All the other structures are identical with embodiment 1 with advantage.
embodiment 5:as shown in Figure 1, described water distributor 9 arranges tapered injection loophole, this tapered injection loophole make cyclone separation device to go out water distribution more even.All the other structures are identical with embodiment 1 with advantage.
embodiment 6:as shown in Figure 1, described proofing unit comprises tensimeter 5, ammonia nitrogen detector 17 and circulation valve, and tensimeter 5 is arranged on tank body 1 top, is used for detecting the pressure in tank body; Ammonia nitrogen detector 17 is connected to stripping device bottom by circulation valve, and in the time that ammonia nitrogen concentration exceeds emission standard, ON cycle valve, takes out bottom water to put in water feed apparatus, carries out circular treatment, until within ammonia nitrogen concentration is controlled at standard range.All the other structures are identical with embodiment 1 with advantage.
embodiment 7:as shown in Figure 1, described reaction tower tank body 1 sidewall is provided with multiple pressure taps, detection reaction device internal pressure, and then regulate reaction tower internal pressure, guarantee the condition of normal reaction operation.All the other structures are identical with embodiment 1 with advantage.
embodiment 8:as shown in Figure 1, described take-off equipment comprises rising pipe 12, escape pipe 16 and vacuum pump 7, rising pipe 12 is arranged on tank body 1 bottom, cyclone separation device and stripping device top are equipped with escape pipe 6, two escape pipes are all connected on vacuum pump 7, be that negative pressure is formed at tank body 1 top by vacuum pump 7, rotational flow strengthening separating effect, is beneficial to and extracts separation ammonia out.All the other structures are identical with embodiment 1 with advantage.
embodiment 9:as a further improvement on the present invention, described reaction tower tower body is set to vertical structure, and tank body material is steel construction piece or concrete structure, the anticorrosion acid-proof base material of tank interior brushing.This structured material is further strengthened the stability of reaction tower, guarantees that reaction tower uses for a long time.All the other structures are identical with embodiment 1 with advantage.
The present invention can also combine at least one and embodiment 1 in technical characterictic described in embodiment 2,3,4,5,6,7,8,9, forms new embodiment.
The specific works process of technical solution of the present invention, as shown in Figure 1, when regulating the nitrogenous effluent after pH is 10 ~ 11 tangentially to enter reaction tower from tank body 1 top at a certain angle after water inlet pipe 2 and Venturi tube 3, make into water by spirrillum fog-spray nozzle 19, under the combined action of Venturi tube 3 and spirrillum fog-spray nozzle 19, water inlet reaches atomizing state, under centrifugal action, make gas-liquid separation, ammonia is to tank body 1 top enrichment, after gas-liquid separator 4, under the booster action of vacuum pump 7, derived by escape pipe 6; Water inlet after atomization flows downward along spirrillum diversion trench 8 in cyclone separation device, and spirrillum diversion trench makes rotating fluid keep stable, and extends the gas-liquid separation time, further improves separation efficiency; The water distributor 9 that waste water connects by diversion trench 8 bottoms after cyclone separation device enters ammonia stripping device, packing area and reverse contact of air entering from tank body 1 bottom inflow pipe 13, Raschig ring filler 15 strengthens gas-liquid conductivity, and strengthening, except ammonia effect, is removed remaining ammonia nitrogen; The ammonia nitrogen going out with air stripping is derived from the air outlet 16 of tank wall, finally except the waste water after ammonia is discharged from tank body 1 bottom rising pipe 12.Ammonia nitrogen detector 17 is installed in tank body 1 bottom, and ON cycle valve in the time that concentration exceeds emission standard, takes out bottom water to put in water feed apparatus, and circular treatment, until within ammonia nitrogen concentration is controlled at standard range.
It should be noted that above-described embodiment, is only preferred embodiment of the present invention, is not used for limiting protection scope of the present invention, the equivalents of having done on the basis of such scheme or substitute and all belong to protection scope of the present invention.
Claims (8)
1. eddy flow stripping is integrated is characterized in that except an ammonia react tower, and the sealed shell of tank of the as a whole structure of described reaction tower, comprises input unit, cyclone separation device, stripping device, proofing unit and take-off equipment; Cyclone separation device is arranged on tank body top, and stripping device is arranged on tank body lower part, and cyclone separation device and stripping device separate by baffle plate, and cyclone separation device bottom is provided with controls the uniform water distributor of water outlet, and described water distributor communicates with stripping device;
Described input unit comprises Venturi tube, water inlet pipe, spiral atomizer and inlet pipe, described water inlet pipe one end is connected with Venturi tube, the other end is connected with spiral atomizer, described spiral atomizer is arranged on the top of cyclone separation device, and described inlet pipe is arranged on stripping device bottom as gas inlet;
Described cyclone separation device comprises gas-liquid separator, diversion trench, and described gas-liquid separator is arranged on spiral atomizer top, and described diversion trench is arranged on the bottom of spiral atomizer, and the bottom of diversion trench is connected with water distributor.
2. a kind of eddy flow stripping according to claim 1 is integrated except ammonia react tower, it is characterized in that, described stripping device is filler retaining plate with holes, Raschig ring filler, filler retaining plate with holes, mesh mist eliminator and back flushing water distributor from the bottom up successively, wherein the both sides of Raschig ring filler are provided with filler retaining plate with holes, and back flushing water distributor is arranged on the bottom of water distributor.
3. a kind of eddy flow stripping according to claim 1 and 2 is integrated except ammonia react tower, it is characterized in that, described proofing unit comprises tensimeter, ammonia nitrogen detector and circulation valve, and tensimeter is arranged on tank body top, and ammonia nitrogen detector is connected to stripping device bottom by circulation valve.
4. a kind of eddy flow stripping according to claim 1 and 2 is integrated except ammonia react tower, it is characterized in that, described take-off equipment comprises rising pipe, escape pipe and vacuum pump, rising pipe is arranged on tank body bottom, cyclone separation device and stripping device top are equipped with escape pipe, and two escape pipes are all connected on vacuum pump.
5. a kind of eddy flow stripping according to claim 1 and 2 is integrated is characterized in that except ammonia react tower, and described diversion trench is set to cone-type spiral shape diversion trench.
6. a kind of eddy flow stripping according to claim 1 and 2 is integrated is characterized in that except ammonia react tower, and described water distributor is set to tapered injection loophole.
7. a kind of eddy flow stripping according to claim 1 and 2 is integrated is characterized in that except ammonia react tower, and described reaction tower tank wall is provided with multiple pressure taps.
8. a kind of eddy flow stripping according to claim 1 and 2 is integrated is characterized in that except ammonia react tower, and described reaction tower tower body is vertical structure, and tank body material is steel construction piece or concrete structure, the anticorrosion acid-proof base material of tank interior brushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210542213.8A CN103043809B (en) | 2012-12-14 | 2012-12-14 | Cyclone stripping integration ammonia removal reaction tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210542213.8A CN103043809B (en) | 2012-12-14 | 2012-12-14 | Cyclone stripping integration ammonia removal reaction tower |
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| CN103043809A CN103043809A (en) | 2013-04-17 |
| CN103043809B true CN103043809B (en) | 2014-06-11 |
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| CN201210542213.8A Expired - Fee Related CN103043809B (en) | 2012-12-14 | 2012-12-14 | Cyclone stripping integration ammonia removal reaction tower |
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| CN106698747B (en) * | 2016-12-22 | 2019-04-26 | 重庆淼森环保工程有限公司 | A kind of ammonia nitrogen processing method in waste water |
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| CN112573607A (en) * | 2020-12-11 | 2021-03-30 | 华东理工大学 | Device and method for recycling ammonia nitrogen in urine through hydraulic cyclone |
| CN116877191B (en) * | 2023-08-28 | 2024-08-13 | 华能云南滇东能源有限责任公司 | Automatic pipe network drainage device for gas extraction of coal mine top drainage roadway |
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