CN211487117U - Desulfurization and denitrification flue gas de-whitening device with clean flue gas cooling and dehumidifying functions - Google Patents
Desulfurization and denitrification flue gas de-whitening device with clean flue gas cooling and dehumidifying functions Download PDFInfo
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- CN211487117U CN211487117U CN201920220333.3U CN201920220333U CN211487117U CN 211487117 U CN211487117 U CN 211487117U CN 201920220333 U CN201920220333 U CN 201920220333U CN 211487117 U CN211487117 U CN 211487117U
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Abstract
The utility model discloses a SOx/NOx control flue gas whitening device with clean flue gas cooling dehumidification function, including sulfuric acid tower main part, heater, compressed air entry and solenoid valve, the left side below of sulfuric acid tower main part is provided with the feed inlet, and installs steel flue heat preservation on the top of sulfuric acid tower main part to the inside of steel flue heat preservation is fixed with the steel flue main part, the right-hand member outside of steel flue main part is provided with the comdenstion water export, and the heater is installed to the right-hand member of steel flue main part. This SOx/NOx control flue gas takes off white device with net flue gas cooling dehumidification function installs and is provided with the steel flue, through increasing steel flue length, demolishs the heat preservation in the steel flue outside for the steel flue carries out the natural cooling flue gas, makes the flue gas that comes out through the desulfurizing tower main part reduce to natural temperature about 55 ℃ through the steel flue temperature, thereby separates out the moisture in the flue gas, makes the humidity of flue gas reduce, and then reduces the content of "white cigarette" in the flue gas.
Description
Technical Field
The utility model relates to a glass melting furnace gas cleaning technical field specifically is a SOx/NOx control flue gas takes off white device with clean flue gas cooling dehumidification function.
Background
The glass melting furnace using natural gas as fuel has the dust content of flue gas in untreated flue gas of more than or equal to 120mg/Nm3 and the concentration of SO2 of more than or equal to 300mg/Nm3, and after passing through a desulfurization, denitrification and dust removal system, the dust content of flue gas in flue gas of less than or equal to 20mg/Nm3 and the concentration of SO2 of less than or equal to 100mg/Nm3 reach the discharge standard specified by the state.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a SOx/NOx control flue gas takes off white device with clean flue gas cooling dehumidification function to solve the flue gas humidity that traditional SOx/NOx control flue gas takes off white device processing back on the existing market that above-mentioned background art provided and big, the very serious problem of "white feather" phenomenon that produces during the emission.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a SOx/NOx control flue gas whitening device with clean flue gas cooling dehumidification function, includes sulfuric acid tower main part, heater, compressed air entry and solenoid valve, the left side below of sulfuric acid tower main part is provided with the feed inlet, and the top of sulfuric acid tower main part installs steel flue heat preservation to the inside of steel flue heat preservation is fixed with the steel flue main part, the right-hand member outside of steel flue main part is provided with the comdenstion water export, and the right-hand member of steel flue main part installs the heater, and the below left side of heater is provided with steam inlet, the below right side of heater is provided with steam outlet, and the right side of heater installs the chimney, the right side of compressed air entry is installed and is blown the branch pipe, and blows the outside of spouting the branch pipe and be fixed with the heater to the right-hand.
Preferably, the size of the steel flue main body is 2500cmx2500cm, the lower part of the horizontal section of the steel flue main body protrudes outwards, and the left end of the steel flue main body penetrates through the steel flue heat insulation layer to be connected with the sulfuric acid tower main body.
Preferably, the number of the heaters is three, the heaters are connected in series, and the blowing branch pipes are arranged in the heaters at equal intervals.
Preferably, the transverse center line of the steam inlet and the transverse center line of the steam outlet are on the same horizontal plane.
Preferably, the blow-spraying branch pipes are arranged in three rows, and the blow-spraying branch pipes and the steel flue main body form an included angle of 90 degrees.
Preferably, a gap is formed between the rightmost end of the blow-spraying branch pipe and the heater, the blow-spraying branch pipe and the electromagnetic valve are of an integrated structure, and the space inside the blow-spraying branch pipe is communicated with the space inside the compressed air inlet.
Compared with the prior art, the beneficial effects of the utility model are that: the desulfurization and denitrification flue gas de-whitening device with the clean flue gas cooling and dehumidifying functions;
(1) the steel flue is arranged, the heat insulation layer on the outer side of the steel flue is removed by increasing the length of the steel flue, so that the steel flue naturally cools flue gas, the temperature of the flue gas discharged from the desulfurizing tower main body is reduced to natural temperature about 55 ℃ through the steel flue, the moisture in the flue gas is separated out, the humidity of the flue gas is reduced, and the content of white smoke in the flue gas is reduced;
(2) the size of the steel flue is 2500cmx2500cm, the length of the steel flue is 10 meters, and the steel flue protrudes outwards at the lower part of the horizontal section, so that the collection and the discharge of cooling water are facilitated;
(3) install 3 heaters, and then heat the flue gas through 3 heaters are fine, heat the flue gas temperature to about 85 ℃, and then avoid the flue gas because with external ambient temperature difference condense into the droplet and form "white plume", be convenient for the fine whiting of flue gas from this, to a great extent has reduced the discharge of "white plume" flue gas.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the horizontal overlooking structure of the steel flue main body of the present invention;
FIG. 3 is a schematic view of the heater connection main section structure of the present invention;
fig. 4 is a schematic view of the left-side sectional structure of the heater and the blow-spray branch pipe connection of the present invention.
In the figure: 1. a sulfuric acid tower main body; 2. a feed inlet; 3. a steel flue main body; 4. a steel flue heat-insulating layer; 5. A condensed water outlet; 6. a heater; 7. a steam inlet; 8. a steam outlet; 9. a chimney; 10. a compressed air inlet; 11. an electromagnetic valve; 12. and blowing and spraying branch pipes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a desulfurization and denitrification flue gas whitening device with purified flue gas cooling and dehumidification functions comprises a sulfuric acid tower main body 1, a feed inlet 2, a steel flue main body 3, a steel flue heat preservation layer 4, a condensate water outlet 5, a heater 6, a steam inlet 7, a steam outlet 8, a chimney 9, a compressed air inlet 10, an electromagnetic valve 11 and a blowing branch pipe 12, wherein the feed inlet 2 is arranged below the left side of the sulfuric acid tower main body 1, the steel flue heat preservation layer 4 is arranged at the top end of the sulfuric acid tower main body 1, the steel flue main body 3 is fixed inside the steel flue heat preservation layer 4, the condensate water outlet 5 is arranged outside the right end of the steel flue main body 3, the heater 6 is arranged at the right end of the steel flue main body 3, the steam inlet 7 is arranged on the left side below the heater 6, the steam outlet 8 is arranged on the right side below the heater 6, the chimney 9 is arranged on the right side of the heater 6, a heater 6 is fixed on the outer side of the blow-spraying branch pipe 12, and an electromagnetic valve 11 is arranged on the outer side of the right end of the blow-spraying branch pipe 12;
the size of the steel flue main body 3 is 2500cmx2500cm, the lower part of the horizontal section of the steel flue main body 3 protrudes outwards, and the left end of the steel flue main body 3 penetrates through the steel flue heat-insulating layer 4 to be connected with the sulfuric acid tower main body 1, so that the length of the steel flue main body 3 is convenient to increase, the steel flue main body 3 is convenient to naturally cool flue gas well, moisture in the flue gas is reduced, and the flue gas is convenient to cool well and remove moisture in the flue gas;
three heaters 6 are arranged, 3 heaters 6 are connected in series, and blowing branch pipes 12 are arranged in the heaters 6 at equal intervals, so that the heaters 6 can well heat the flue gas;
the transverse center line of the steam inlet 7 and the transverse center line of the steam outlet 8 are on the same horizontal plane, so that steam can flow in and out well;
the three rows of the blowing branch pipes 12 are arranged, and the blowing branch pipes 12 and the steel flue main body 3 form an included angle of 90 degrees, so that the blowing branch pipes 12 can well spray air into the heater 6, the air in the heater 6 can be swept, and dust can be prevented from adhering to the interior of the heater 6;
there is a space between the rightmost end of the branch pipe 12 and the heater 6, and the branch pipe 12 and the electromagnetic valve 11 are of an integral structure, and the space inside the branch pipe 12 is communicated with the space inside the compressed air inlet 10, so that the branch pipe 12 can spray compressed air well.
The working principle is as follows: when the desulfurization and denitrification flue gas whitening device with the purified flue gas cooling and dehumidifying functions is used, firstly, the whole device is moved into a working area and reaches the working area, the whole device and the working area are installed through a tool, then the whole device is well used, as shown in the attached drawing 1, external materials are conveyed into a feed inlet 2 through an external conveying pipe and then enter a sulfuric acid tower main body 1 through the feed inlet 2, then the materials are well subjected to desulfurization and denitrification processes in the sulfuric acid tower main body 1, flue gas generated in the whole process enters a steel flue main body 3 through the sulfuric acid tower main body 1, at the moment, the humidity of the flue gas passing through the sulfuric acid tower main body 1 is high, the temperature is about 55 ℃, then the flue gas is naturally cooled through the steel flue main body 3 with a section of steel flue heat-insulating layer 4 removed, and the length of the steel flue main body 3 is increased, the temperature of the flue gas is basically reduced to the natural temperature, so that the moisture in the flue gas is separated out, the absolute content of white smoke in the flue gas is reduced, and then condensed water separated out by cooling in the flue gas is discharged through a condensed water outlet 5;
then, the dehumidified flue gas continuously enters 3 heaters 6 connected in series for heating, at this time, saturated steam generated by an external waste heat recoverer enters the heaters 6 through a steam inlet 7, so as to provide a heat source for heating the flue gas well, the flue gas flows into the heaters 6 along the horizontal direction, then is conveyed to a chimney 9 through the heaters 6 to be discharged, the temperature of the flue gas is further increased through the heaters 6, the temperature of the flue gas is heated to about 85 ℃, so that the relative content of 'white smoke' in the flue gas is reduced, meanwhile, in the heating process, as shown in figure 4, compressed air is input into a blowing branch pipe 12 through an external compressor, and meanwhile, the control is performed through an electromagnetic valve 11, so that the blowing branch pipe 12 continuously blows air into the heaters 6, and the compressed air periodically blows accumulated dust in the heaters 6, and further prevent the dust in the flue gas from adhering to the tube nest of the heater 6, then, the condensed water that comes out from steam outlet 8 flows back and enters the softened water tank of the waste heat recoverer and collects, is used for the moisturizing of the waste heat recoverer, after the flue gas that desulfurized denitration dust removal was treated to the flue gas condensation reheating technology, the "white feather" phenomenon of the discharged flue gas is greatly improved, and the steam cooling water that retrieves is fully utilized, save water about 48 tons every day, have good social benefit and certain economic benefits, carry on the content not described in detail in this specification and belong to the prior art that the professional skilled person in the art knows.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a SOx/NOx control flue gas whitening device with net flue gas cooling dehumidification function, includes sulfuric acid tower main part (1), heater (6), compressed air entry (10) and solenoid valve (11), its characterized in that: a feed inlet (2) is arranged below the left side of the sulfuric acid tower main body (1), a steel flue heat-insulating layer (4) is arranged at the top end of the sulfuric acid tower main body (1), a steel flue main body (3) is fixed inside the steel flue heat-insulating layer (4), a condensed water outlet (5) is arranged outside the right end of the steel flue main body (3), a heater (6) is arranged at the right end of the steel flue main body (3), a steam inlet (7) is arranged on the left side below the heater (6), a steam outlet (8) is arranged on the right side below the heater (6), a chimney (9) is arranged on the right side of the heater (6), a blow-spray branch pipe (12) is arranged on the right side of the compressed air inlet (10), the heater (6) is fixed on the outer side of the blow-spray branch pipe (12), and an electromagnetic valve (11) is arranged on the outer side of the right end of the blow branch pipe (12).
2. The desulfurization and denitrification flue gas whitening apparatus with the function of cooling and dehumidifying clean flue gas as claimed in claim 1, wherein: the size of the steel flue main body (3) is 2500cmx2500cm, the lower part of the horizontal section of the steel flue main body (3) protrudes outwards, and the left end of the steel flue main body (3) penetrates through the steel flue heat-insulating layer (4) and is connected with the sulfuric acid tower main body (1).
3. The desulfurization and denitrification flue gas whitening apparatus with the function of cooling and dehumidifying clean flue gas as claimed in claim 1, wherein: the number of the heaters (6) is three, the heaters (6) are connected in series, and the blowing branch pipes (12) are arranged in the heaters (6) at equal intervals.
4. The desulfurization and denitrification flue gas whitening apparatus with the function of cooling and dehumidifying clean flue gas as claimed in claim 1, wherein: the transverse center line of the steam inlet (7) and the transverse center line of the steam outlet (8) are on the same horizontal plane.
5. The desulfurization and denitrification flue gas whitening apparatus with the function of cooling and dehumidifying clean flue gas as claimed in claim 1, wherein: the blow-spraying branch pipes (12) are arranged in three rows, and the blow-spraying branch pipes (12) and the steel flue main body (3) form an included angle of 90 degrees.
6. The desulfurization and denitrification flue gas whitening apparatus with the function of cooling and dehumidifying clean flue gas as claimed in claim 1, wherein: a gap is reserved between the rightmost end of the blow-spraying branch pipe (12) and the heater (6), the blow-spraying branch pipe (12) and the electromagnetic valve (11) are of an integral structure, and the space inside the blow-spraying branch pipe (12) is communicated with the space inside the compressed air inlet (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920220333.3U CN211487117U (en) | 2019-02-21 | 2019-02-21 | Desulfurization and denitrification flue gas de-whitening device with clean flue gas cooling and dehumidifying functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920220333.3U CN211487117U (en) | 2019-02-21 | 2019-02-21 | Desulfurization and denitrification flue gas de-whitening device with clean flue gas cooling and dehumidifying functions |
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| Publication Number | Publication Date |
|---|---|
| CN211487117U true CN211487117U (en) | 2020-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920220333.3U Active CN211487117U (en) | 2019-02-21 | 2019-02-21 | Desulfurization and denitrification flue gas de-whitening device with clean flue gas cooling and dehumidifying functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211487117U (en) |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201229 Address after: 030000 science, industry and Trade Industrial Park, Changzhi County, Changzhi City, Shanxi Province Patentee after: SHANXI RISHENGDA SOLAR TECHNOLOGY Co.,Ltd. Address before: 030000 Changzhi County Industrial Park in Changzhi, Shanxi Patentee before: SHANXI RISHENGDA NEW ENERGY GROUP Co.,Ltd. Patentee before: SHANXI RISHENGDA SOLAR TECHNOLOGY Co.,Ltd. Patentee before: SHANXI RISHENGDA NEW MATERIAL TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: 047100 No. 57, Dingsheng Road, Changzhi economic and Technological Development Zone, Shanxi Province Patentee after: Shanxi Rishengda Solar Energy Technology Co.,Ltd. Address before: 030000 science, industry and Trade Industrial Park, Changzhi County, Changzhi City, Shanxi Province Patentee before: SHANXI RISHENGDA SOLAR TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |