CN215196297U - Device for reducing ammonia escape by utilizing acidic solution - Google Patents
Device for reducing ammonia escape by utilizing acidic solution Download PDFInfo
- Publication number
- CN215196297U CN215196297U CN202120233731.6U CN202120233731U CN215196297U CN 215196297 U CN215196297 U CN 215196297U CN 202120233731 U CN202120233731 U CN 202120233731U CN 215196297 U CN215196297 U CN 215196297U
- Authority
- CN
- China
- Prior art keywords
- storage tank
- pipeline
- ammonia
- chimney
- control valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 229910021529 ammonia Inorganic materials 0.000 title claims abstract description 37
- 239000003929 acidic solution Substances 0.000 title claims description 10
- 239000002253 acid Substances 0.000 claims abstract description 31
- 239000007921 spray Substances 0.000 claims abstract description 13
- 239000000243 solution Substances 0.000 claims abstract description 12
- 239000012530 fluid Substances 0.000 claims abstract description 9
- 238000011010 flushing procedure Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000002347 injection Methods 0.000 abstract description 5
- 239000007924 injection Substances 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 description 14
- 239000007789 gas Substances 0.000 description 5
- 239000012266 salt solution Substances 0.000 description 4
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 3
- 235000011114 ammonium hydroxide Nutrition 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model provides an utilize acid solution to reduce device that ammonia was escaped, ammonia escape control appearance in storage tank, delivery pump and locating the chimney, the delivery pump entrance point is linked together with the storage tank, and its exit end is connected with pipeline, pipeline is last to be equipped with electrical control valve and spray gun in proper order along acidizing fluid flow direction, the spray gun is used for spouting the acidizing fluid into in the chimney, ammonia escape control appearance and electrical control valve electric connection for ammonia concentration control electrical control valve's aperture in the chimney is according to the chimney. The utility model discloses can intelligent control and adjust the injection volume of acid solution, reach the effect that reduces ammonia escape.
Description
Technical Field
The utility model relates to an environmental protection equipment technical field particularly, relates to an utilize acid solution to reduce device that ammonia escaped.
Background
Air pollution treatment has become an environmental protection requirement, and flue gas denitration is more important. At present, the flue gas denitration is generally adopted by mixing sprayed ammonia water with nitrogen oxides in flue gas to achieve the denitration purpose, but in order to ensure that the denitration effect is better, the more sprayed ammonia water is, the higher the ammonia gas escape is, and further air pollution is caused.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an utilize acid solution to reduce device that ammonia was escaped has solved among the prior art because the aqueous ammonia sprays the volume big, causes the ammonia escape, and then causes air pollution's problem.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides an utilize acid solution to reduce device that ammonia was escaped, includes storage tank, delivery pump and locates the ammonia escape control appearance in the chimney, the delivery pump entrance point is linked together with the storage tank, and its exit end is connected with pipeline, pipeline is last to be equipped with electrical control valve and spray gun in proper order along the acidizing fluid flow direction, the spray gun is used for spouting the acidizing fluid into in the chimney, ammonia escape control appearance and electrical control valve electric connection for according to the aperture of ammonia concentration control electrical control valve in the chimney.
Preferably, an electromagnetic flowmeter and a pressure transmitter are arranged on the conveying pipeline and between the electric regulating valve and the spray gun, and the electromagnetic flowmeter and the pressure transmitter are respectively used for detecting flow and pressure data of acid liquor in the pipeline and remotely transmitting the flow and pressure data.
Preferably, the upper end and the lower end of the storage tank are respectively provided with a high liquid level meter interface and a low liquid level meter interface which are respectively used for installing a high liquid level meter and a low liquid level meter.
As the preferred scheme, be equipped with the water flushing port on the pipeline between delivery pump and the storage tank, the water flushing port links to each other with the flushing pipe for wash storage tank and delivery conduit interior acidizing fluid.
As the preferred scheme, storage tank bottom end portion is equipped with the frame that plays the supporting role, fixedly connected with rings of being convenient for hoist and mount in the frame.
Preferably, the device further comprises a return pipe, one end of the return pipe is communicated with the conveying pipeline, the other end of the return pipe is communicated with the top end of the storage tank, and the return pipe is provided with a pressure gauge and a stop valve.
Preferably, the top end part of the storage tank is provided with an observation window, an acid liquor inlet and a gas discharge outlet, and the bottom end part of the storage tank is provided with an acid liquor discharge outlet.
Compared with the prior art, the beneficial effects of the utility model include: the electric regulating valve of the device is interlocked with the ammonia escape control instrument, and the ammonia escape control instrument regulates the injection amount of the acidic solution according to the ammonia escape amount in the chimney, so that ammonia gas and the acidic solution react to generate a salt solution, and the generated salt solution is vaporized and taken away by high-temperature hot air in the chimney, thereby reducing the ammonia escape amount. Therefore, in the embodiment of the invention, the device can intelligently control and adjust the injection amount of the acid solution, and the effect of reducing ammonia escape is achieved.
Drawings
The disclosure of the present invention is explained with reference to the drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the invention. In the drawings, like reference numerals are used to refer to like parts. Wherein:
FIG. 1 is a schematic structural diagram of an apparatus for reducing ammonia slip using an acidic solution according to an embodiment of the present invention;
fig. 2 is a top view of an apparatus for reducing ammonia slip using an acidic solution according to an embodiment of the present invention.
Reference numbers in the figures: the device comprises a frame 1, a storage tank 2, a delivery pump 3, an electric control valve 4, an electromagnetic flowmeter 5, a pressure transmitter 6, a spray gun 7, a low liquid level meter interface 8, a water flushing port 9, a pressure gauge 10, an observation window 11, a high liquid level meter interface 12, an acid liquor inlet 13, a thermometer interface 14, a lifting ring 15, a return pipe 16, a gas discharge port 17, an acid liquor discharge port 18 and a delivery pipeline 19.
Detailed Description
It is easily understood that, according to the technical solution of the present invention, a plurality of alternative structural modes and implementation modes can be proposed by those skilled in the art without changing the spirit of the present invention. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present invention, and should not be considered as limiting or restricting the technical solutions of the present invention in their entirety or in any other way.
An embodiment according to the present invention is shown in connection with fig. 1 and 2. The utility model provides an utilize acid solution to reduce device that ammonia was escaped, including storage tank 2, delivery pump 3 with locate ammonia escape control appearance (not shown) in the chimney, delivery pump 3 entrance point is linked together with storage tank 2, and its exit end is connected with pipeline 19, pipeline 19 is gone up and is equipped with electrical control valve 4 and spray gun 7 along the acidizing fluid flow direction in proper order, spray gun 7 is used for spouting the acidizing fluid in the chimney, ammonia escape control appearance and electrical control valve 4 electric connection for according to the aperture of ammonia concentration control electrical control valve 4 in the chimney.
In this embodiment, the model of the ammonia slip controller may be ABB LS25 NH 3.
An electromagnetic flowmeter 5 and a pressure transmitter 6 are arranged on the conveying pipeline 19 between the electric control valve 4 and the spray gun 7, and the electromagnetic flowmeter 5 and the pressure transmitter 6 are respectively used for detecting the flow and pressure data of the acid liquor in the pipeline and remotely transmitting the flow and pressure data. The electromagnetic flow meter 5 and the pressure transmitter 6 may be of any suitable type and are commercially available.
The upper end and the lower end of the storage tank 2 are respectively provided with a high liquid level meter interface 12 and a low liquid level meter interface 8 which are respectively used for installing a high liquid level meter and a low liquid level meter so as to monitor the highest amount and the lowest amount of the acid liquid in the storage tank 2.
And a water flushing port 9 is arranged on the pipeline between the delivery pump 3 and the storage tank 2, and the water flushing port 9 is connected with a flushing pipe and used for flushing acid liquor in the storage tank 2 and the delivery pipeline 19. When the device is used for maintenance, the valve on the flushing pipe is opened to flush the storage tank 2 and the conveying pipeline 19.
The bottom end of the storage tank 2 is provided with a frame 1 which plays a supporting role, the frame 1 is fixedly connected with a lifting ring 15 which is convenient to lift, and a steel wire rope can pass through the lifting ring 15 to be transported by a crane.
In this embodiment, the apparatus further includes a return pipe 16, one end of the return pipe 16 is communicated with the delivery pipe 19, the other end of the return pipe 16 is communicated with the top end portion of the storage tank 2, and the return pipe 16 is provided with a pressure gauge 10 and a stop valve, the pressure gauge 10 can monitor the acid liquid pressure in the return pipe 16 in real time, and when the pressure is too high, the stop valve on the return pipe 16 is opened, so that part of the acid liquid flows back into the storage tank 2, and the effect of reducing the pressure in the delivery pipe 19 is achieved.
Furthermore, the top end of the storage tank 2 is provided with an observation window 11, an acid inlet 13 and a gas discharge port 17, the bottom end of the storage tank is provided with an acid discharge port 18, the acid condition in the storage tank 2 can be checked through the observation window 11, the acid can be injected into the storage tank 2 through the acid inlet 13, the gas in the storage tank 2 can be discharged through the gas discharge port 17, and the acid in the storage tank 2 can be discharged through the acid discharge port 18. The lower part of the storage tank 2 is also provided with a thermometer interface 14, and a thermometer is connected to the thermometer interface 14 and is used for monitoring the temperature of acid liquid in the storage tank.
It should be understood that the electronic components of the electric control valve 4, the electromagnetic flowmeter 5, the pressure transmitter 6, the pressure gauge 10, the thermometer, etc. related to the present invention are all commercially available devices, and the specific internal structure and the circuit connection relationship thereof are common knowledge in the art and will not be described herein.
To sum up, the beneficial effects of the utility model include: the electric regulating valve 4 of the device is interlocked with an ammonia escape control instrument, and the ammonia escape control instrument regulates the injection amount of the acidic solution according to the ammonia escape amount in the chimney, so that ammonia gas and the acidic solution react to generate a salt solution, and the generated salt solution is vaporized and taken away by high-temperature hot air in the chimney, thereby reducing the ammonia escape amount. Therefore, in the embodiment of the invention, the device can intelligently control and adjust the injection amount of the acid solution, and the effect of reducing ammonia escape is achieved.
The technical scope of the present invention is not limited to the content in the above description, and those skilled in the art can make various modifications and alterations to the above embodiments without departing from the technical spirit of the present invention, and these modifications and alterations should fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides an utilize acid solution to reduce device that ammonia escaped, its characterized in that, includes storage tank, delivery pump and locates the ammonia escape control appearance in the chimney, the delivery pump entrance point is linked together with the storage tank, and its exit end is connected with pipeline, pipeline is last to be equipped with electrical control valve and spray gun in proper order along the acidizing fluid flow direction, the spray gun is used for spouting the acidizing fluid in the chimney, ammonia escape control appearance and electrical control valve electric connection for according to the aperture of ammonia concentration control electrical control valve in the chimney.
2. The device for reducing ammonia escape by using acidic solution as claimed in claim 1, wherein an electromagnetic flowmeter and a pressure transmitter are arranged on the delivery pipeline between the electric control valve and the spray gun, and the electromagnetic flowmeter and the pressure transmitter are respectively used for detecting the flow and pressure data of the acid liquor in the pipeline and remotely transmitting the flow and pressure data.
3. The apparatus of claim 1, wherein the upper and lower ends of the tank are provided with a high level gauge port and a low level gauge port, respectively, for mounting a high level gauge and a low level gauge, respectively.
4. The device for reducing ammonia escape by using acidic solution as claimed in claim 1, wherein a water flushing port is arranged on the pipeline between the delivery pump and the storage tank, and the water flushing port is connected with a flushing pipe and used for flushing acid liquor in the storage tank and the delivery pipeline.
5. The apparatus as claimed in claim 1, wherein the bottom of the storage tank is provided with a support frame, and the support frame is fixedly connected with a lifting ring for facilitating lifting.
6. The apparatus of claim 1, further comprising a return pipe, wherein one end of the return pipe is connected to the delivery pipe, the other end of the return pipe is connected to the top end of the storage tank, and the return pipe is provided with a pressure gauge and a stop valve.
7. The apparatus of claim 1, wherein the storage tank has a top end with an observation window, an acid inlet, and a gas outlet, and a bottom end with an acid outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120233731.6U CN215196297U (en) | 2021-01-28 | 2021-01-28 | Device for reducing ammonia escape by utilizing acidic solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120233731.6U CN215196297U (en) | 2021-01-28 | 2021-01-28 | Device for reducing ammonia escape by utilizing acidic solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215196297U true CN215196297U (en) | 2021-12-17 |
Family
ID=79438754
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120233731.6U Expired - Fee Related CN215196297U (en) | 2021-01-28 | 2021-01-28 | Device for reducing ammonia escape by utilizing acidic solution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215196297U (en) |
-
2021
- 2021-01-28 CN CN202120233731.6U patent/CN215196297U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211217 |