CN206940478U - A kind of steam circulation deamination apparatus - Google Patents
A kind of steam circulation deamination apparatus Download PDFInfo
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- CN206940478U CN206940478U CN201720402905.0U CN201720402905U CN206940478U CN 206940478 U CN206940478 U CN 206940478U CN 201720402905 U CN201720402905 U CN 201720402905U CN 206940478 U CN206940478 U CN 206940478U
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- steam
- tower
- deammoniation
- deammoniation tower
- absorption tower
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Abstract
The utility model discloses a kind of steam circulation deamination apparatus, heat exchanger upper part discharge port is connected with the deammoniation tower upper feed inlet；The bottom delivery port of deammoniation tower is connected by going out the bottom water inlet of water pump and heat exchanger；Deammoniation tower bottom is provided with steam inlet；Venthole is connected with absorption tower bottom air intake at the top of deammoniation tower；Vapour compression machine is connected with venthole at the top of deammoniation tower bottom air intake and absorption tower respectively.The purpose of this utility model is that cancelling tradition deliberately cools to reach the way of mild reaction conditions, but directly utilize the high-temperature steam and hot properties of various equipment rooms, mechanical work supercharging is carried out to indirect steam using vapour compression machine, heated, on the basis of deamination effect and recovery ammonium sulfate is not influenceed, the interior circulation of steam is realized.The clearance of ammonia nitrogen can save more than 90% steam up to more than 95%, it is only necessary to 10 20Kg/t water, and the gas-liquid separation of the steam containing ammonia is carried out without using condensed water, conveyance system is few, saves equipment investment and use, maintenance cost.
Description
Technical field
Pollutant treatment device is the utility model is related to, specially a kind of steam circulation deamination apparatus.
Background technology
Traditional ammonia still is directly or indirectly heated using steam more, carries out deamination processing to waste water, steam containing ammonia is straight afterwards
Tap into condenser gas-liquid separation, steam, which condenses and dissolves a part of ammonia, enters knockout drum, and unnecessary ammonia enters follow-up
Recovery process；But steam heat containing ammonia is high, directly condensation can cause substantial amounts of thermal loss, add the use of steam and condensed water
Amount, and traditional ammonia still steam consumption is big, about 130-180Kg/t water, cost increase.In addition, traditional acid wash thiamine process life
During production, temperature is raised in absorption tower, and producer is handled by the way of cooling more, and this equally causes substantial amounts of heat wave
Take.
Utility model content
The technical problems to be solved in the utility model is that substantial amounts of heat wave is caused when overcoming existing pollutant treatment
A kind of the defects of taking, there is provided steam circulation deamination apparatus.
In order to solve the above-mentioned technical problem, the utility model provides following technical scheme：
A kind of steam circulation deamination apparatus, it is characterised in that including heat exchanger, deammoniation tower, vapour compression machine and absorption tower,
Heat exchanger bottom is provided with charging aperture；Delivery port is provided with the top of heat exchanger；Heat exchanger upper part discharge port passes through on pipeline and deammoniation tower
Portion's charging aperture is connected；Go out water pump respectively by pipeline with exchanger base water inlet and deamination tower bottom delivery port to be connected；Deamination
Tower bottom is provided with steam inlet；Venthole is connected by pipeline with absorption tower bottom air intake at the top of deammoniation tower；Vapour compression machine
It is connected respectively by pipeline with venthole at the top of deammoniation tower bottom air intake and absorption tower；Circulating pump by pipeline respectively with absorption
Tower bottom loop exit is connected with top circulation import；Sulfuric acid pump is stored up by pipeline and absorption tower top acid inlet and sulfuric acid respectively
Tank bottom acid mouth is connected；Absorb the bottom of the tower is provided with discharging opening and discharging pump.
Key of the present utility model is the interior circulation for realizing steam, is not influenceing the basis of ammonia removal efficiency and thiamine recovery
On, indirect steam is pressurized using vapour compression machine, heated, so as to realize that steam circulation utilizes, reduces energy consumption.Inside deammoniation tower
For S type tower plate structures.It is filling-material structure inside absorption tower, material is carbon steel inner lining glass fiber reinforced plastic or full carbon steel.Heat exchanger is board-like
Or shell and tube.Deammoniation tower lower steam entrance is only passed through proper amount of fresh steam in start or operation.Vapour compression machine is core
Device, the interior circulation of steam is integrally realized, be Roots Compressor or centrifugal compressor.
The utility model is utilized in deamination and absorption process, the characteristic of high temperature in the regeneration of steam and acid wash absorption tower,
Cancel and deliberately cooling to reach the way of mild reaction conditions in traditional handicraft, directly using its hot properties, utilize vapour pressure
Contracting machine carries out mechanical work supercharging to indirect steam, heated, and on the basis of deamination effect and recovery ammonium sulfate is not influenceed, realizes
The interior circulation of steam.The clearance of ammonia nitrogen is up to more than 95%, and the dosage of steam substantially reduces, traditional handicraft steam consumption 130-
180Kg/t water, the present apparatus can save more than 90% steam, it is only necessary to 10-20Kg/t water, and contained without using condensed water
The gas-liquid separation of ammonia steam, conveyance system is few, saves equipment investment and use, maintenance cost.
Brief description of the drawings
Accompanying drawing is used for providing further understanding to of the present utility model, and a part for constitution instruction, with this practicality
New embodiment is used to explain the utility model together, does not form to limitation of the present utility model.In the accompanying drawings：
Fig. 1 is structural representation of the present utility model.
Embodiment
Preferred embodiment of the present utility model is illustrated below in conjunction with accompanying drawing, it will be appreciated that described herein excellent
Select embodiment to be merely to illustrate and explain the utility model, be not used to limit the utility model.
Embodiment 1
As shown in figure 1, the bottom of heat exchanger 2 is provided with charging aperture；The top of heat exchanger 2 is provided with delivery port；The upper outlet of heat exchanger 2
Mouth is connected by pipeline with the upper feed inlet of deammoniation tower 3；Go out water pump 10 and by pipeline and the bottom water inlet of heat exchanger 2 and take off respectively
The bottom delivery port of ammonia tower 3 is connected；The bottom of deammoniation tower 3 is provided with steam inlet；The top venthole of deammoniation tower 3 passes through pipeline and absorption tower
4 bottom air intakes are connected；Vapour compression machine 9 passes through pipeline and the bottom air intake of deammoniation tower 3 and the top venthole of absorption tower 4 respectively
It is connected；Circulating pump 5 circulates import with the bottom loop exit of absorption tower 4 and top respectively by pipeline and is connected；Sulfuric acid pump 7 leads to respectively
Piping is connected with the top acid inlet of absorption tower 4 and the bottom acid mouth of sulfuric acid storage tank 6；The bottom of absorption tower 4 is provided with discharging opening.
Raw water pump 1 is promoted to the bottom water outlet of heat exchanger 2 and deammoniation tower 3 and carries out heat exchange, make both temperature difference 10 DEG C with
It is interior；Secondly, heated rear raw water enters the upper feed inlet of deammoniation tower 3, moves from top to bottom, and gas-liquid is carried out with steam from bottom to top
After phase partial pressure balance, the bottom of heat exchanger 2 is discharged into from the bottom delivery port of deammoniation tower 3, is discharged after carrying out heat exchange with raw water.
Conventional 105 DEG C, 0.1MPa steam entered by the lower steam entrance of deammoniation tower 3, moved from bottom to top in tower, and from top to bottom
After raw water carries out liquid phase exchange, steam containing ammonia enters the bottom of absorption tower 4 from the top venthole of deammoniation tower 3 by pipeline, leads to
Cross to be pressed in absorption tower 4 certainly and from bottom to top move, the ammonia in steam containing ammonia reacts to obtain ammonium sulfate with from top to bottom dilute sulfuric acid
Solution, because solution temperature is higher in absorption tower 4, steam can enter steam from the top of absorption tower 4 by pipeline in steam containing ammonia
Compressor 9, produces 105-110 DEG C, 0.05-0.1MPa regeneration steam after the pressurization of vapour compression machine 9, and regeneration steam is from deamination
The bottom of tower 3 enters, and integrally realizes the interior circulation of steam.The lower steam entrance of deammoniation tower 3 is only passed through proper amount of fresh in start and steamed
A small amount of live steam is added in vapour or running.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it can still modify to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Carry out equivalent substitution.All any modification, equivalent substitution and improvements within the spirit and principles of the utility model, made etc.,
It should be included within the scope of protection of the utility model.
Claims (6)
1. a kind of steam circulation deamination apparatus, it is characterised in that including heat exchanger, deammoniation tower, vapour compression machine and absorption tower, institute
Heat exchanger upper part discharge port is stated with the deammoniation tower upper feed inlet to be connected；The bottom delivery port of the deammoniation tower is by going out water pump
It is connected with the bottom water inlet of the heat exchanger；The deammoniation tower bottom is provided with steam inlet；Venthole at the top of the deammoniation tower
It is connected with absorption tower bottom air intake；Vapour compression machine respectively with venthole at the top of deammoniation tower bottom air intake and absorption tower
It is connected.
2. steam circulation deamination apparatus as claimed in claim 1, it is characterised in that the bottom loop exit on the absorption tower and
Top circulation import is connected by circulating pump.
3. steam circulation deamination apparatus as claimed in claim 2, it is characterised in that absorption tower top acid inlet passes through sulphur
Sour pump is connected with sulfuric acid storage tank bottom acid mouth.
4. steam circulation deamination apparatus as claimed in claim 3, it is characterised in that the absorption tower is provided with discharging pump.
5. steam circulation deamination apparatus as claimed in claim 1, it is characterised in that the deammoniation tower is internally provided with S type towers
Harden structure.
6. steam circulation deamination apparatus as claimed in claim 1, it is characterised in that the vapour compression machine compresses for roots-type
Machine or centrifugal compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720402905.0U CN206940478U (en) | 2017-04-18 | 2017-04-18 | A kind of steam circulation deamination apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720402905.0U CN206940478U (en) | 2017-04-18 | 2017-04-18 | A kind of steam circulation deamination apparatus |
Publications (1)
| Publication Number | Publication Date |
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| CN206940478U true CN206940478U (en) | 2018-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720402905.0U Active CN206940478U (en) | 2017-04-18 | 2017-04-18 | A kind of steam circulation deamination apparatus |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020000343A1 (en) * | 2018-06-29 | 2020-01-02 | 江苏海容热能环境工程有限公司 | Process for removing ammoniacal nitrogen and cod substance from distilled water obtained from drying sludge |
| CN112642173A (en) * | 2020-11-23 | 2021-04-13 | 厦门市汇创源科技有限公司 | Amine/ammonia evaporation and absorption integrated device and application method thereof |
| CN113666385A (en) * | 2021-09-28 | 2021-11-19 | 北京中科康仑环境科技研究院有限公司 | Process for removing ammonia from ammonium salt solution by using magnesium-based alkaline compound |
| CN115286528A (en) * | 2022-08-03 | 2022-11-04 | 赞宇科技集团股份有限公司 | Continuous production device and production process of fatty amide propyl tertiary amine |
-
2017
- 2017-04-18 CN CN201720402905.0U patent/CN206940478U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020000343A1 (en) * | 2018-06-29 | 2020-01-02 | 江苏海容热能环境工程有限公司 | Process for removing ammoniacal nitrogen and cod substance from distilled water obtained from drying sludge |
| CN112642173A (en) * | 2020-11-23 | 2021-04-13 | 厦门市汇创源科技有限公司 | Amine/ammonia evaporation and absorption integrated device and application method thereof |
| CN113666385A (en) * | 2021-09-28 | 2021-11-19 | 北京中科康仑环境科技研究院有限公司 | Process for removing ammonia from ammonium salt solution by using magnesium-based alkaline compound |
| CN113666385B (en) * | 2021-09-28 | 2023-11-28 | 北京中科康仑环境科技研究院有限公司 | Deamination process from ammonium salt solution by utilizing magnesium-based alkaline compound |
| CN115286528A (en) * | 2022-08-03 | 2022-11-04 | 赞宇科技集团股份有限公司 | Continuous production device and production process of fatty amide propyl tertiary amine |
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