CN202555164U - Desulfurizing tower with wet-type rotational flow tower plates - Google Patents
Desulfurizing tower with wet-type rotational flow tower plates Download PDFInfo
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- CN202555164U CN202555164U CN2012201656550U CN201220165655U CN202555164U CN 202555164 U CN202555164 U CN 202555164U CN 2012201656550 U CN2012201656550 U CN 2012201656550U CN 201220165655 U CN201220165655 U CN 201220165655U CN 202555164 U CN202555164 U CN 202555164U
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Abstract
The utility model relates to a desulfurizing tower, in particular to a desulfurizing tower with wet-type rotational flow tower plates. The desulfurizing tower solves the problem of entrainment during separation after liquid in an existing desulfurizing tower sufficiently contacts with gas. A demister is fixedly mounted below a flue gas outlet, a first spraying pipe, a second spraying pipe and a third spraying pipe are fixedly mounted below the demister sequentially from top to bottom and are respectively provided with a plurality of spraying openings, a fourth spraying pipe, a fifth spraying pipe and a sixth spraying pipe are fixedly mounted below the third spraying pipe sequentially from top to bottom and are respectively provided with a plurality of spraying openings, a rotational nozzle is fixedly mounted on each spraying opening, and the two rotational flow tower plates are fixedly mounted between the fourth spraying pipe and the fifth spraying pipe and between the fifth spraying pipe and the sixth spraying pipe respectively. The desulfurizing tower with the wet-type rotational flow tower plates is applicable to flue gas desulfurization.
Description
Technical field
The utility model relates to a kind of desulfurizing tower, is specifically related to a kind of desulfurizing tower that has the wet-type rotational flow column plate.
Background technology
Two alkaline process are to adopt the sodium base desulfurizer to carry out desulfurization in the tower, because sodium base desulfurizer alkalescence is strong, absorbing sulfur dioxide afterreaction product solubility is big, can not cause the fouling blockage problem, has also reduced liquid-gas ratio simultaneously, thereby reduce quantity of circulating water and pool volume.Desulfurization product is discharged in the regenerated reactor and carries out reducing/regenerating with calcium hydroxide on the other hand, and the sodium base desulfurizer that bears is again returned desulfurizing tower again and recycled.Double alkali method desulfurizing technology has reduced investment and operating cost.
The dual alkali scrubbing FGD process technology is to utilize NaOH (sodium carbonate) solution as starting desulfurizing agent, and the NaOH for preparing (sodium carbonate) solution directly pumps into desulfurizing tower, and washing removes SO in the flue gas
2Reach the purpose of flue gas desulfurization, desulfurization product is through the desulfurizing agent regenerated reactor then, be reduced into NaOH again the blowback desulfurizing tower recycle.But there is the problem of entrainment in the liquid of existing desulfurizing tower with after gas fully contacts in separating process.
The utility model content
The purpose of the utility model be for the liquid that solves existing desulfurizing tower with after gas fully contacts, in separating process, have the problem of entrainment, and then a kind of desulfurizing tower that has the wet-type rotational flow column plate be provided.
The technical scheme of the utility model is: a kind of desulfurizing tower that has the wet-type rotational flow column plate comprises tower body, demister cleaning hose, first shower, second shower, the 3rd shower, the 4th shower, the 5th shower, the 6th shower, a plurality of rotating stream tray scrubber, flushing layer, demister, circulation line, a plurality of centrifugal pump and a plurality of swivel nozzle; Tower body is the cylinder tower body; The top of tower body has exhanst gas outlet; Having gas approach on the lower sides of tower body seals with overflowing; Demister is packed in the below of exhanst gas outlet; First shower, second shower and the 3rd shower are packed in the below of demister from top to bottom successively; And an end of first shower, second shower and the 3rd shower is packed on the sidewall of tower body; The sidewall of the other end hermetically passing tower body of first shower, second shower and the 3rd shower is affixed with the demister cleaning hose and be communicated with; Be equipped with a centrifugal pump on first shower, second shower and the tube wall of the 3rd shower, all have a plurality of mouth sprays on first shower, second shower and the 3rd shower, be fixed with a swivel nozzle on each mouth spray near demister cleaning hose one side; The spray direction of first shower and the 3rd shower upwards; The spray of second shower is directed downwards, and the 4th shower, the 5th shower and the 6th shower are packed in the below of the 3rd shower from top to bottom successively, and an end of the 4th shower, the 5th shower and the 6th shower installs on the sidewall of tower body; The sidewall of the other end hermetically passing tower body of the 4th shower, the 5th shower and the 6th shower is affixed with circulation line and be communicated with; Be equipped with a centrifugal pump on the 4th shower, the 5th shower and the tube wall of the 6th shower, all have a plurality of mouth sprays on the 4th shower, the 5th shower and the 6th shower, be fixed with a swivel nozzle on each mouth spray near circulation line one side; The spray of the 4th shower, the 5th shower and the 6th shower is directed downwards; Between the 4th shower and the 5th shower, respectively be fixed with a rotating stream tray scrubber between the 5th shower and the 6th shower, rotating stream tray scrubber is the cylinder tower body, is provided with the rotating stream tray blades of many group circular array in the tower.
The utility model compared with prior art has following effect: the rotating stream tray of the utility model is when work; Flue gas upwards flows at the bottom of by tower; Because tower is advanced in the tangential; Especially the guide effect of column plate blade and flue gas rotation is risen makes liquid on column plate that step by step tray is dirty be sprayed into droplet, and making has very big contact area between gas-liquid.Drop is by the air-flow driven rotary, and the centrifugal force of generation is strengthened the contact between gas-liquid, and it is dirty to be thrown to Ta Bi upper edge wall at last.As stated, liquid with can effectively separate again after gas fully contacts---avoided entrainment, its gas-liquid load is twice above than column plate commonly used.Because of liquid layer on the column plate is thin, percent opening makes pressure drop lower greatly again, and the pressure drop when reaching effect same is at half approximately.
Description of drawings
Fig. 1 is the structural representation of the utility model; Fig. 2 is the structural representation of rotating stream tray; Fig. 3 is the structural representation of swivel nozzle.
The specific embodiment
The specific embodiment one: combine Fig. 1-Fig. 3 that this embodiment is described; A kind of desulfurizing tower that has the wet-type rotational flow column plate of this embodiment comprises tower body 1, demister cleaning hose 2, first shower 3, second shower 9, the 3rd shower 10, the 4th shower 11, the 5th shower 12, the 6th shower 13, a plurality of rotating stream tray scrubber 4, flushing layer 5, demister 6, circulation line 7, a plurality of centrifugal pump 8 and a plurality of swivel nozzle 14; Tower body 1 is the cylinder tower body; The top of tower body 1 has exhanst gas outlet 1-1; Have gas approach 1-2 on the lower sides of tower body 1 and seal 1-3 with overflowing; Demister 6 is packed in the below of exhanst gas outlet 1-1; First shower 3, second shower 9 and the 3rd shower 10 are packed in the below of demister 6 from top to bottom successively; And an end of first shower 3, second shower 9 and the 3rd shower 10 is packed on the sidewall of tower body 1; The sidewall of the other end hermetically passing tower body 1 of first shower 3, second shower 9 and the 3rd shower 10 and demister cleaning hose 2 are affixed and be communicated with; Be equipped with on first shower 3, second shower 9 and the tube wall of the 3rd shower 10 on a centrifugal pump 8, the first showers 3, second shower 9 and the 3rd shower 10 and all have a plurality of mouth sprays, be fixed with a swivel nozzle 14 on each mouth spray near demister cleaning hose 2 one sides; The spray direction of first shower 3 and the 3rd shower 10 upwards; The spray of second shower 9 is directed downwards, and the 4th shower 11, the 5th shower 12 and the 6th shower 13 are packed in the below of the 3rd shower 10 from top to bottom successively, and an end of the 4th shower 11, the 5th shower 12 and the 6th shower 13 installs on the sidewall of tower body 1; The sidewall of the other end hermetically passing tower body 1 of the 4th shower 11, the 5th shower 12 and the 6th shower 13 and circulation line 7 are affixed and be communicated with; Be equipped with on the 4th shower 11, the 5th shower 12 and the tube wall of the 6th shower 13 on a centrifugal pump 8, the four showers 11, the 5th shower 12 and the 6th shower 13 and all have a plurality of mouth sprays, be fixed with a swivel nozzle 14 on each mouth spray near circulation line 7 one sides; The spray of the 4th shower 11, the 5th shower 12 and the 6th shower 13 is directed downwards; Between the 4th shower 11 and the 5th shower 12, respectively be fixed with a rotating stream tray scrubber 4 between the 5th shower 12 and the 6th shower 13, rotating stream tray scrubber 4 is the cylinder tower body, is provided with the rotating stream tray blades of many group circular array in the tower.
The specific embodiment two: combine Fig. 3 that this embodiment is described, the swivel nozzle 14 of this embodiment is 120 ° of spiral solid nozzle.So be provided with, in order to improve desulfuration efficiency, desulfurizing agent more fully contacted with flue gas, adopt 120 ° of spiral solid nozzle, according to the needs reasonable Arrangement of jet angle and liquid-gas ratio, desulfurizing agent has covered whole exhaust gases passes, and flue gas can't be escaped.Other composition is identical with the specific embodiment one with annexation.
The specific embodiment three: combine Fig. 1 that this embodiment is described, the demister 6 of this embodiment is the flap demister.So be provided with, demister adopts the flap demister, and it is little to be characterized in catching particle diameter, and demist efficient is high.The below of demister is provided with rinse spray, and periodic flushing avoids fouling to stop up.Whole drop is removed rate (45 μ m and more than): 100%.Other composition is identical with the specific embodiment one or two with annexation.
The operation principle of the utility model is:
The water pump form of the utility model is a centrifugal pump of horizontal axis.Water pump carries out work with the spray system that desulfurizing agent is transported to desulfurizer in the circulatory pool.In actual motion, under the prerequisite that does not influence desulfuration efficiency, can scientifically regulate the operating mode of water pump through frequency converter, reduce energy waste, reduced operating cost.Get into circulating sedimentation tank after slurries behind the tower internal reaction conflux, at first carry out regenerative response, flow into the aeration tank then and carry out aeration, next get into sedimentation basin through overflow with the lime slurry that has configured.Circulating pump is arranged on the sedimentation basin end, gets in the tower body through pipeline with circulation fluid to avoid sediment, causes nozzle blockage, influences treatment effeciency.
Claims (3)
1. desulfurizing tower that has the wet-type rotational flow column plate; It is characterized in that: it comprises tower body (1), demister cleaning hose (2), first shower (3), second shower (9), the 3rd shower (10), the 4th shower (11), the 5th shower (12), the 6th shower (13), a plurality of rotating stream tray scrubber (4), flushing layer (5), demister (6), circulation line (7), a plurality of centrifugal pump (8) and a plurality of swivel nozzle (14); Tower body (1) is the cylinder tower body; The top of tower body (1) has exhanst gas outlet (1-1); Have gas approach (1-2) on the lower sides of tower body (1) and overflow and seal (1-3); Demister (6) is packed in the below of exhanst gas outlet (1-1); First shower (3), second shower (9) and the 3rd shower (10) are packed in the below of demister (6) from top to bottom successively; And an end of first shower (3), second shower (9) and the 3rd shower (10) is packed on the sidewall of tower body (1); The sidewall of the other end hermetically passing tower body (1) of first shower (3), second shower (9) and the 3rd shower (10) is affixed with demister cleaning hose (2) and be communicated with; Be equipped with a centrifugal pump (8) on first shower (3), second shower (9) and the tube wall of the 3rd shower (10) near demister cleaning hose (2) one sides; All have a plurality of mouth sprays on first shower (3), second shower (9) and the 3rd shower (10); Be fixed with a swivel nozzle (14) on each mouth spray, the spray direction of first shower (3) and the 3rd shower (10) makes progress, and the spray of second shower (9) is directed downwards; The 4th shower (11), the 5th shower (12) and the 6th shower (13) are packed in the below of the 3rd shower (10) from top to bottom successively; And an end of the 4th shower (11), the 5th shower (12) and the 6th shower (13) installs on the sidewall of tower body (1), and the sidewall of the other end hermetically passing tower body (1) of the 4th shower (11), the 5th shower (12) and the 6th shower (13) is affixed with circulation line (7) and be communicated with, and is equipped with a centrifugal pump (8) on the 4th shower (11), the 5th shower (12) and the tube wall of the 6th shower (13) near circulation line (7) one sides; All have a plurality of mouth sprays on the 4th shower (11), the 5th shower (12) and the 6th shower (13); Be fixed with a swivel nozzle (14) on each mouth spray, the spray of the 4th shower (11), the 5th shower (12) and the 6th shower (13) is directed downwards, between the 4th shower (11) and the 5th shower (12), respectively be fixed with a rotating stream tray scrubber (4) between the 5th shower (12) and the 6th shower (13); Rotating stream tray scrubber (4) is the cylinder tower body, is provided with the rotating stream tray blade of many group circular array in the tower.
2. according to the said a kind of desulfurizing tower that has the wet-type rotational flow column plate of claim 1, it is characterized in that: swivel nozzle (14) is 120 ° of spiral solid nozzle.
3. according to the said a kind of desulfurizing tower that has the wet-type rotational flow column plate of claim 1, it is characterized in that: demister (6) is the flap demister.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201656550U CN202555164U (en) | 2012-04-18 | 2012-04-18 | Desulfurizing tower with wet-type rotational flow tower plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201656550U CN202555164U (en) | 2012-04-18 | 2012-04-18 | Desulfurizing tower with wet-type rotational flow tower plates |
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| Publication Number | Publication Date |
|---|---|
| CN202555164U true CN202555164U (en) | 2012-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201656550U Expired - Fee Related CN202555164U (en) | 2012-04-18 | 2012-04-18 | Desulfurizing tower with wet-type rotational flow tower plates |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128106A (en) * | 2013-05-02 | 2014-11-05 | 厦门大学 | Novel swirl dispersing device |
| WO2016058141A1 (en) * | 2014-10-15 | 2016-04-21 | 北京中科净原环保科技有限公司 | Method and device for dedusting and desulphurizing flue gas |
| CN106621781A (en) * | 2017-03-13 | 2017-05-10 | 哈尔滨蔚蓝环保设备制造有限公司 | Desulfurizing and flue gas purifying device |
| CN109569215A (en) * | 2019-01-14 | 2019-04-05 | 哈尔滨蔚蓝环保设备制造有限公司 | Flue gas takes off white processing unit and processing method |
| CN116764362A (en) * | 2021-12-08 | 2023-09-19 | 汤极全 | Spray foam desulfurization dust remover |
-
2012
- 2012-04-18 CN CN2012201656550U patent/CN202555164U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128106A (en) * | 2013-05-02 | 2014-11-05 | 厦门大学 | Novel swirl dispersing device |
| WO2016058141A1 (en) * | 2014-10-15 | 2016-04-21 | 北京中科净原环保科技有限公司 | Method and device for dedusting and desulphurizing flue gas |
| CN106621781A (en) * | 2017-03-13 | 2017-05-10 | 哈尔滨蔚蓝环保设备制造有限公司 | Desulfurizing and flue gas purifying device |
| CN106621781B (en) * | 2017-03-13 | 2023-02-28 | 哈尔滨蔚蓝环保设备制造有限公司 | Desulfurization smoke purification device |
| CN109569215A (en) * | 2019-01-14 | 2019-04-05 | 哈尔滨蔚蓝环保设备制造有限公司 | Flue gas takes off white processing unit and processing method |
| CN116764362A (en) * | 2021-12-08 | 2023-09-19 | 汤极全 | Spray foam desulfurization dust remover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121128 Termination date: 20210418 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |