CN210522226U - Double-alkali flue gas desulfurization device - Google Patents
Double-alkali flue gas desulfurization device Download PDFInfo
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- CN210522226U CN210522226U CN201921137299.XU CN201921137299U CN210522226U CN 210522226 U CN210522226 U CN 210522226U CN 201921137299 U CN201921137299 U CN 201921137299U CN 210522226 U CN210522226 U CN 210522226U
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Abstract
The utility model discloses a dual-alkali flue gas desulfurization device, which comprises a tower body, a desulfurization component and a circulation component; the lower part of the tower body is divided into a liquid storage cavity and a filter pressing cavity which are communicated with each other, and a stirring component and a filter pressing component which are driven by a driving mechanism are respectively arranged in the liquid storage cavity and the filter pressing cavity; the filter pressing component comprises a screw rod, a filter pressing plate, a limiting block and a filter screen layer; the lower end of the screw is connected with the third bevel gear, the upper end of the screw is provided with a limiting block, the filter pressing plate is arranged on the screw and can rotate along the screw to move up and down, and a filter screen layer is arranged below the filter pressing plate; a liquid inlet channel is arranged at the position, close to the center, of the pressure filter plate, a liquid outlet channel is arranged at the position, far away from the center, a first one-way valve and a second one-way valve are respectively arranged in the liquid inlet channel and the liquid outlet channel, and an annular partition plate is arranged above the pressure filter plate. The utility model discloses two alkaline process flue gas desulfurization devices, the integrated level is high, and desulfurization effect is high, and easy operation not only can accomplish the regeneration work of saturated absorption liquid, can accomplish the separation work of regeneration absorption liquid simultaneously, has practiced thrift desulphurization unit's area.
Description
Technical Field
The utility model relates to a flue gas desulfurization equipment technical field, specific theory relates to a two alkali method flue gas desulfurization device.
Background
When the coal-fired boiler is burned, various organic and inorganic sulfur contained in coal is converted into sulfur oxides mainly containing sulfur dioxide, and the sulfur dioxide enters the atmosphere to be combined with water in the atmosphere to form acid rain, so that the acid rain not only has serious influence on ground buildings and crops, but also has damage to human bodies, and therefore, flue gas desulfurization is an important part for environmental protection.
The double alkali method is to adopt sodium-based desulfurizer to carry out in-tower desulfurization, and because the sodium-based desulfurizer has strong alkalinity, the solubility of reaction products is high after sulfur dioxide is absorbed, and the problems of supersaturation crystallization and scaling blockage can not be caused. The desulfurization process mainly comprises 5 parts, namely (1) preparation and supplement of absorption liquid; (2) spraying the absorption liquid; (3) the fog drops in the tower are contacted and mixed with the flue gas; (4) reducing sodium-based alkali by using the slurry in the regeneration tank; (5) and (5) dehydrating the gypsum. The existing desulfurization reaction process and regeneration process are respectively treated in different devices, so that the desulfurization process is complex, the overall occupied area of desulfurization facilities is large, the pipeline arrangement is complex and long, the investment is high, the cost is high, and the rapid regeneration and recycling work of absorption liquid cannot be realized.
In view of this, it is urgently needed to develop a dual-alkali flue gas desulfurization device to solve the problems of complicated and tedious process flow, complex operation, large occupied area and the like caused by the split design of desulfurization reaction and regeneration operation of the desulfurization device, so that the absorption liquid can be quickly regenerated and recycled.
SUMMERY OF THE UTILITY MODEL
In view of the weak point of above prior art, the utility model discloses a main aim at provides a two alkali method flue gas desulfurization device, through overall structure's rational design, has solved the integrated design problem of desulphurization unit desulfurization reaction and regeneration operation, the utility model discloses two alkali method flue gas desulfurization device, the integrated level is high, and area is little, and desulfurization effect is high, and easy operation not only can accomplish the regeneration work of saturated absorption liquid, can accomplish the separation work of regeneration absorption liquid simultaneously, makes desulphurization unit have the dual function of desulfurization reaction and regeneration operation.
In order to achieve the above purpose, the utility model adopts the technical scheme that:
a dual-alkali flue gas desulfurization device comprises a tower body, a desulfurization component arranged above the tower body and a circulation component arranged outside the desulfurization tower; the lower part of the tower body is divided into a liquid storage cavity and a filter pressing cavity, and communication ports are arranged above the liquid storage cavity and the filter pressing cavity; a stirring assembly is arranged in the liquid storage cavity, a filter pressing assembly is arranged in the filter pressing cavity, and the stirring assembly and the filter pressing assembly are driven to act through a driving mechanism; the filter pressing component comprises a screw rod, a filter pressing plate, a limiting block and a filter screen layer; the lower end of the screw is connected with a third bevel gear, the upper end of the screw is provided with a limiting block, the filter pressing plate is arranged on the screw and can rotate along the screw to move up and down, and a filter screen layer is arranged below the filter pressing plate; a plurality of vertically-through liquid inlet channels are arranged at the position, close to the center, of the filter pressing plate along the central dot matrix array, a plurality of vertically-through liquid outlet channels are arranged at the position, far away from the center, of the filter pressing plate along the central dot matrix array, a first check valve and a second check valve are arranged in the liquid inlet channels and the liquid outlet channels respectively, and an annular partition plate is arranged above the filter pressing plate; and a second liquid inlet pipe is correspondingly arranged above the filter pressing plate, and a second liquid inlet valve is arranged on the second liquid inlet pipe.
Furthermore, the liquid storage cavity and the filter pressing cavity are both cylindrical, horizontal partition plates are arranged above the liquid storage cavity and the filter pressing cavity, special-shaped partition plates are arranged at positions above the liquid storage cavity of the horizontal partition plates, and filter pressing assemblies capable of moving upwards are correspondingly arranged on the filter pressing cavity to form a cavity body with changeable volume; a first liquid inlet pipe is arranged above the liquid storage cavity, and a first liquid inlet valve is arranged on the first liquid inlet pipe.
Furthermore, the top end of the special-shaped partition plate is an inclined plane above the inclined filter pressing cavity, the side wall of the special-shaped partition plate close to one side of the annular partition plate is an arc-shaped surface corresponding to the outer side wall of the annular partition plate, and the lower surface of the special-shaped partition plate is a horizontal plane.
Furthermore, the outer side wall of the annular partition plate is attached to an arc-shaped side wall of the special-shaped partition plate in the vertical direction, the lower end of the annular partition plate is arranged between the liquid inlet channel and the liquid outlet channel, and the inner side wall forms a funnel-shaped annular inner wall; when the filter pressing plate moves to the bottom of the filter pressing cavity, the top end of the annular partition plate is higher than the communication port, so that the regenerated absorption liquid is prevented from flowing back into the filter pressing cavity from the partition plate.
Further, stock solution chamber bottom is equipped with the scraper mounting bracket, the scraper mounting bracket is installed on the screw rod, the symmetry is equipped with the scraper on the scraper mounting bracket for strike off the solid matter of deposit in the bottom.
Furthermore, the driving mechanism comprises a motor and a first rotating shaft, one end of the first rotating shaft is connected to the motor, the first rotating shaft is arranged below the tower bottom along the horizontal direction, a second bevel gear in meshing transmission with the fourth bevel gear is arranged at one end of the first rotating shaft far away from the motor, and a first bevel gear in meshing transmission with the third bevel gear is further arranged on the first rotating shaft.
Further, the stirring assembly comprises a second rotating shaft and blades, the upper end of the second rotating shaft is fixed on the lower surface of the special-shaped partition plate, the lower end of the second rotating shaft vertically extends downwards, and a fourth bevel gear in meshing transmission with the second bevel gear is connected to the tail end of the second rotating shaft; and the second rotating shaft is provided with a blade.
Furthermore, a flue gas inlet is formed in the middle of the tower body, a flue gas outlet is formed in the top of the tower body, a slag discharge pipe is arranged at the bottom of the filter pressing cavity, and a slag discharge valve is arranged on the slag discharge pipe; the desulfurization component comprises a demister, a spray disc and a gas distribution disc; the desulfurization assembly is arranged between the flue gas inlet and the flue gas outlet, the demister is arranged close to the flue gas outlet, and the gas distribution disc is arranged below the spray disc; at least one group of the spraying disc and the air distribution disc are arranged along the vertical direction of the inner wall of the tower body.
Furthermore, the circulating assembly comprises a circulating pump, a liquid inlet pipe and a liquid outlet pipe which are connected with the circulating pump, and one end of the liquid inlet pipe is connected to the bottom of the liquid storage cavity; one end of the liquid outlet pipe is connected with the spraying disc.
The utility model has the advantages that:
(1) the utility model discloses a dual-alkali flue gas desulfurization device, which drives a filter pressing component and a stirring component to act through a driving mechanism; the reciprocating motion of the filter pressing component can not only lead the absorption liquid absorbing the sulfur dioxide to quickly complete the regeneration work, but also lead the regeneration liquid to carry out solid-liquid two-phase separation; meanwhile, the regenerated absorption liquid is circularly sprayed and used after being uniformly stirred under the action of the stirring assembly, so that the utilization efficiency and the desulfurization effect of the absorption liquid are improved.
(2) The utility model discloses a double alkali flue gas desulfurization device, which solves the problem of integrated design of desulfurization reaction and regeneration process of a desulfurization device through reasonable design of the whole structure; the integrated level is high, and area is little, and easy operation has reduced the setting of system's pipeline and valve, is particularly useful for the demand in middle-size and small-size flue gas desulfurization place.
Drawings
FIG. 1 is a schematic view of the main structure of the dual alkali flue gas desulfurization device of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a view in the direction B-B of FIG. 1;
FIG. 4 is a schematic view of the movement state of the filter pressing assembly of the present invention;
wherein, 1, the tower body, 2, the desulphurization component, 3, the circulation component, 4, the driving mechanism, 5, the filter pressing component, 6, the stirring component, 51, the screw, 52, the filter pressing plate, 53, the scraper mounting rack, 54, the limiting block, 55, the filter screen layer, 56, the filter pressing cavity, 101, the flue gas inlet, 102, the flue gas outlet, 103, the first liquid inlet pipe, 104, the second liquid inlet pipe, 105, the slag discharge pipe, 106, the second liquid inlet valve, 107, the slag discharge valve, 108, the special-shaped partition plate, 109, the horizontal partition plate, 110, the first liquid inlet valve, 111, the communication port, 201, the demister, 202, the spray plate, 203, the gas distribution plate, 401, the motor, 402, the first rotating shaft, 403, the first bevel gear, 404, the gear, 405, the third bevel gear, 406, the fourth bevel gear, 521, the liquid inlet channel, 522, the first one-way valve, 523, the liquid outlet channel, 524, the second one-way valve, 525 and the annular, 531. scraper 601, second rotation axis, 602, paddle 603, liquid storage cavity.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Examples
As shown in fig. 1 to 4, a dual alkali flue gas desulfurization device comprises a tower body 1, a desulfurization module 2 arranged above the tower body 1, and a circulation module 3 arranged outside the desulfurization tower; the lower part of the tower body 1 is divided into a liquid storage cavity 603 and a filter pressing cavity 56, and a communication port 111 is arranged above the liquid storage cavity 603 and the filter pressing cavity 56; a stirring assembly 6 is arranged in the liquid storage cavity 603, a filter pressing assembly 5 is arranged in the filter pressing cavity 56, and the stirring assembly 6 and the filter pressing assembly 5 are driven to act through a driving mechanism 4; the filter pressing assembly 5 comprises a screw 51, a filter pressing plate 52, a limiting block 54 and a filter screen layer 55; the lower end of the screw 51 is connected with a third bevel gear 405, the upper end of the screw is provided with a limit block 54, the filter pressing plate 52 is installed on the screw 51 and can rotate along the screw 51 to move up and down, and a filter screen layer 55 is arranged below the filter pressing plate 52; a plurality of vertically through liquid inlet channels 521 are arranged on the filter pressing plate 52 close to the center along the central lattice array, a plurality of vertically through liquid outlet channels 523 are arranged on the filter pressing plate 52 far away from the center along the central lattice array, a first one-way valve 522 and a second one-way valve 524 are respectively arranged in the liquid inlet channels 521 and the liquid outlet channels 523, and an annular partition plate 525 is arranged above the filter pressing plate 52; a second liquid inlet pipe 104 is correspondingly arranged above the filter pressing plate 52, and a second liquid inlet valve 106 is arranged on the second liquid inlet pipe 104.
The first check valve 522 controls the absorption liquid absorbing sulfur dioxide to flow from top to bottom, and the second check valve 524 controls the regenerated absorption liquid to flow from bottom to top, so that the absorption liquid is prevented from flowing back into the filter pressing cavity 56.
The second inlet pipe 104 is fed with calcium hydroxide solution for regeneration of the sodium-based saturated absorption liquid in the pressure filtration chamber 56.
The liquid storage cavity 603 and the filter pressing cavity 56 are both cylindrical, a horizontal partition plate 109 is arranged above the liquid storage cavity 603 and the filter pressing cavity 56, a special-shaped partition plate 108 is arranged above the liquid storage cavity 603 of the horizontal partition plate 109 correspondingly, and a filter pressing assembly 5 capable of moving upwards is correspondingly arranged on the filter pressing cavity 56 so as to form a cavity body with changeable volume; a first liquid inlet pipe 103 is arranged above the liquid storage cavity 603, and a first liquid inlet valve 110 is arranged on the first liquid inlet pipe 103.
Fresh sodium-based desulfurizer is introduced into the first liquid inlet pipe 103 to be used as absorption liquid for flue gas desulfurization reaction.
The liquid storage cavity 603 is arranged in a cylindrical shape, so that the absorption liquid in the liquid storage cavity 603 is stirred more uniformly under the action of the stirring assembly 6; the filter pressing cavity 56 is arranged in a cylindrical shape, so that a sealed cavity can be formed between the filter pressing component 5 and the side wall in the rotating process, and absorption liquid enters and exits according to a set channel; the horizontal partition plate 109 is used to collect the absorption liquid and make it flow into the filter pressing chamber 56 along the liquid inlet channel 521 of the filter pressing assembly 5.
The top end of the special-shaped separation plate 108 is an inclined plane above the inclined filter pressing cavity 56, the side wall of the special-shaped separation plate 108 close to one side of the annular separation plate 525 is an arc-shaped surface corresponding to the outer side wall of the annular separation plate 525, and the lower surface of the special-shaped separation plate 108 is a horizontal plane.
The shaped partition plate 108 guides the absorption liquid, so that the absorption liquid flows into the filter-pressing chamber 56 along the shaped partition plate 108.
The outer side wall of the annular partition plate 525 is attached to the arc-shaped side wall of the special-shaped partition plate 108 in the vertical direction, the lower end of the annular partition plate 525 is arranged between the liquid inlet channel 521 and the liquid outlet channel 523, and the inner side wall forms a funnel-shaped annular inner wall; when the filter press plate 52 moves to the bottom of the filter press chamber 56, the top end of the annular partition plate 525 is positioned higher than the communication port 111, so that the regenerated absorbent is prevented from flowing back into the filter press chamber 56 from the partition plate.
The annular partition plate 525 flows the absorption liquid into the filter-pressing chamber 56 along the upper part of the liquid inlet channel 521, and flows into the upper annular channel along the liquid outlet channel 523 after being squeezed by the filter-pressing plate 52, and finally enters the liquid storage chamber 603 through the communication port 111.
The bottom end of the liquid storage cavity 603 is provided with a scraper mounting rack 53, the scraper mounting rack 53 is mounted on the screw 51, and scrapers 531 are symmetrically arranged on the scraper mounting rack 53 for scraping solid matters deposited at the bottom.
The driving mechanism 4 comprises a motor 401 and a first rotating shaft 402 with one end connected to the motor 401, the first rotating shaft 402 is arranged at the lower position of the tower bottom along the horizontal direction, a second bevel gear 404 in meshed transmission with a fourth bevel gear 406 is arranged at one end of the first rotating shaft 402 far away from the motor 401, and a first bevel gear 403 in meshed transmission with a third bevel gear 405 is further arranged on the first rotating shaft 402. The first rotating shaft 402 is rotated forward and backward by controlling the forward and backward rotation of the motor 401, so that the filter pressing assembly 5 can rotate along the vertical direction of the screw 51 to reciprocate up and down.
The stirring assembly 6 comprises a second rotating shaft 601 and blades 602, the upper end of the second rotating shaft 601 is fixed on the lower surface of the profiled partition plate 108, the lower end of the second rotating shaft extends vertically downwards, and a fourth bevel gear 406 in meshing transmission with the second bevel gear 404 is connected to the tail end of the second rotating shaft; the second rotating shaft 601 is mounted with a paddle 602.
A flue gas inlet 101 is arranged in the middle of the tower body 1, a flue gas outlet 102 is arranged at the top of the tower body, a slag discharge pipe 105 is arranged at the bottom of the filter pressing cavity 56, and a slag discharge valve 107 is arranged on the slag discharge pipe 105; the desulfurization assembly 2 comprises a demister 201, a spray disc 202 and a gas distribution disc 203; the desulfurization assembly 2 is arranged between the flue gas inlet 101 and the flue gas outlet 102, the demister 201 is arranged close to the flue gas outlet 102, and the gas distribution plate 203 is arranged below the spray plate 202; at least one group of the spray plate 202 and the air distribution plate 203 are arranged along the vertical direction of the inner wall of the tower body 1.
The circulation component 3 comprises a circulation pump and a liquid inlet pipe and a liquid outlet pipe which are connected with the circulation pump, and one end of the liquid inlet pipe is connected to the bottom of the liquid storage cavity 603; one end of the liquid outlet pipe is connected with the spraying disc 202.
The utility model discloses a working process specifically as follows:
the flue gas enters the tower body 1 through the flue gas inlet 101, after being uniformly distributed, the flue gas is contacted and absorbed with the desulfurization absorption liquid sprayed by the spray disc 202, and the purified flue gas flows out of the tower body 1 from the flue gas outlet 102; the desulfurization solution absorbing sulfur dioxide in the flue gas is collected in a filter pressing cavity 56 at the bottom of the tower body 1, and the desulfurization solution mainly contains sodium sulfite and sodium bisulfite;
at the moment, the second liquid inlet valve 106 is opened, the calcium hydroxide solution is introduced for regeneration operation of the desulfurization solution, and after regeneration, the calcium sulfite and calcium sulfate solid products and the sodium hydroxide and sodium sulfite solution are generated in the filter pressing cavity 56;
the motor 401 is started to rotate positively, the screw rod 51 is driven to rotate, the filter pressing plate 52 is driven to move downwards, at the moment, the sodium hydroxide and sodium sulfite solution in the filter pressing cavity 56 enters the liquid storage cavity 603 from the liquid outlet channel 523 and the communication port 111 in sequence through the filter screen layer 55, the regeneration and separation of the absorption liquid are completed, the regenerated absorption liquid is subjected to circulating spraying operation by the circulating assembly 3, and the absorption liquid is reduced and supplemented by opening the first liquid inlet valve 110 on the first liquid inlet pipe 103 in the desulfurization process; opening a slag discharge valve 107, and discharging the calcium sulfite and calcium sulfate solid products through a slag discharge pipe 105 under the action of a scraper 531;
when the starting motor 401 rotates reversely, the filter pressing plate 52 rotates and moves upwards until the filter pressing plate returns to the initial position, and the filter pressing assembly 5 is controlled to reciprocate within a preset stroke range through the forward and reverse rotation of the motor 401, so that the regeneration and separation of the desulfurization solution are realized.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention.
Claims (9)
1. A dual-alkali flue gas desulfurization device comprises a tower body, a desulfurization component arranged above the tower body and a circulation component arranged outside the desulfurization tower; the tower is characterized in that a liquid storage cavity and a filter pressing cavity are arranged below the tower body, and communication ports are arranged above the liquid storage cavity and the filter pressing cavity; a stirring assembly is arranged in the liquid storage cavity, a filter pressing assembly is arranged in the filter pressing cavity, and the stirring assembly and the filter pressing assembly are driven to act through a driving mechanism; the filter pressing component comprises a screw rod, a filter pressing plate, a limiting block and a filter screen layer; the lower end of the screw is connected with a third bevel gear, the upper end of the screw is provided with a limiting block, the filter pressing plate is arranged on the screw and can rotate along the screw to move up and down, and a filter screen layer is arranged below the filter pressing plate; a plurality of vertically-through liquid inlet channels are arranged at the position, close to the center, of the filter pressing plate along the central dot matrix array, a plurality of vertically-through liquid outlet channels are arranged at the position, far away from the center, of the filter pressing plate along the central dot matrix array, a first check valve and a second check valve are arranged in the liquid inlet channels and the liquid outlet channels respectively, and an annular partition plate is arranged above the filter pressing plate; and a second liquid inlet pipe is correspondingly arranged above the filter pressing plate, and a second liquid inlet valve is arranged on the second liquid inlet pipe.
2. The dual alkali flue gas desulfurization device according to claim 1, wherein the liquid storage chamber and the filter-pressing chamber are both cylindrical, a horizontal partition plate is provided above the liquid storage chamber and the filter-pressing chamber, a special-shaped partition plate is provided above the liquid storage chamber of the horizontal partition plate, and a filter-pressing assembly capable of moving upwards is correspondingly provided on the filter-pressing chamber, so as to form a chamber body with changeable volume; a first liquid inlet pipe is arranged above the liquid storage cavity, and a first liquid inlet valve is arranged on the first liquid inlet pipe.
3. The dual alkali flue gas desulfurization device according to claim 2, wherein the top end of the profiled partition plate is inclined above the filter pressing chamber, the side wall of the profiled partition plate close to one side of the annular partition plate is an arc-shaped surface corresponding to the outer side wall of the annular partition plate, and the lower surface of the profiled partition plate is a horizontal surface.
4. The dual alkali flue gas desulfurization device according to claim 1, wherein the outer side wall of the annular partition plate is attached to the arc-shaped side wall of the profiled partition plate in the vertical direction, the lower end of the annular partition plate is arranged between the liquid inlet channel and the liquid outlet channel, and the inner side wall forms a funnel-shaped annular inner wall; when the filter pressing plate moves to the bottom of the filter pressing cavity, the top end of the annular partition plate is higher than the communication port, so that the regenerated absorption liquid is prevented from flowing back into the filter pressing cavity from the partition plate.
5. The dual alkali flue gas desulfurization device according to claim 1, wherein a scraper mounting frame is provided at the bottom end of the liquid storage chamber, the scraper mounting frame is mounted on the screw, and scrapers are symmetrically provided on the scraper mounting frame for scraping off solid matters deposited on the bottom.
6. The dual alkali flue gas desulfurization device according to claim 1, wherein the driving mechanism comprises a motor and a first rotating shaft having one end connected to the motor, the first rotating shaft is horizontally disposed below the tower bottom, a second bevel gear in meshing transmission with a fourth bevel gear is disposed at the end of the first rotating shaft away from the motor, and a first bevel gear in meshing transmission with a third bevel gear is further disposed on the first rotating shaft.
7. The dual alkali flue gas desulfurization device according to claim 1, wherein the stirring assembly comprises a second rotating shaft and a blade, the upper end of the second rotating shaft is fixed on the lower surface of the profiled partition plate, the lower end of the second rotating shaft vertically extends downwards, and a fourth bevel gear in meshing transmission with the second bevel gear is connected to the tail end of the second rotating shaft; and the second rotating shaft is provided with a blade.
8. The dual alkali flue gas desulfurization device according to claim 1, wherein a flue gas inlet is provided in the middle of the tower body, a flue gas outlet is provided in the top, a slag discharge pipe is provided in the bottom of the filter pressing chamber, and a slag discharge valve is provided on the slag discharge pipe; the desulfurization component comprises a demister, a spray disc and a gas distribution disc; the desulfurization assembly is arranged between the flue gas inlet and the flue gas outlet, the demister is arranged close to the flue gas outlet, and the gas distribution disc is arranged below the spray disc; at least one group of the spraying disc and the air distribution disc are arranged along the vertical direction of the inner wall of the tower body.
9. The dual alkali flue gas desulfurization device of claim 1, wherein the circulation assembly comprises a circulation pump and a liquid inlet pipe and a liquid outlet pipe connected with the circulation pump, wherein one end of the liquid inlet pipe is connected to the bottom of the liquid storage cavity; one end of the liquid outlet pipe is connected with the spraying disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921137299.XU CN210522226U (en) | 2019-07-18 | 2019-07-18 | Double-alkali flue gas desulfurization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921137299.XU CN210522226U (en) | 2019-07-18 | 2019-07-18 | Double-alkali flue gas desulfurization device |
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| Publication Number | Publication Date |
|---|---|
| CN210522226U true CN210522226U (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921137299.XU Expired - Fee Related CN210522226U (en) | 2019-07-18 | 2019-07-18 | Double-alkali flue gas desulfurization device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115301067A (en) * | 2022-10-10 | 2022-11-08 | 迁安市海纳环保设备有限公司 | Flue gas desulfurization device and desulfurization method thereof |
-
2019
- 2019-07-18 CN CN201921137299.XU patent/CN210522226U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115301067A (en) * | 2022-10-10 | 2022-11-08 | 迁安市海纳环保设备有限公司 | Flue gas desulfurization device and desulfurization method thereof |
| CN115301067B (en) * | 2022-10-10 | 2023-02-07 | 迁安市海纳环保设备有限公司 | Flue gas desulfurization device and desulfurization method thereof |
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