CN206082147U - Be used for trusteeship layer and desulfurization absorption tower in desulfurated absorption tower - Google Patents

Be used for trusteeship layer and desulfurization absorption tower in desulfurated absorption tower Download PDF

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Publication number
CN206082147U
CN206082147U CN201621147635.5U CN201621147635U CN206082147U CN 206082147 U CN206082147 U CN 206082147U CN 201621147635 U CN201621147635 U CN 201621147635U CN 206082147 U CN206082147 U CN 206082147U
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China
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layer
trustship
absorption tower
desulfurization
flue gas
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CN201621147635.5U
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蒋丛进
封乾君
崔立明
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China Shenhua Energy Co Ltd
Beijing Guohua Electric Power Co Ltd
Shenhua Guohua Beijing Electric Power Research Institute Co Ltd
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China Shenhua Energy Co Ltd
Beijing Guohua Electric Power Co Ltd
Shenhua Guohua Beijing Electric Power Research Institute Co Ltd
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Abstract

The utility model relates to a flue gas desulfurization field discloses a be used for trusteeship layer and desulfurization absorption tower in desulfurated absorption tower, include tower body (20) and be located the flue gas of tower body (20) entry (200) with the being used for messenger who sprays between the layer (201) follows the flue gas evenly distributed's that flue gas entry (200) got into trusteeship layer (10), trusteeship layer (10) is located casing (202) the interior and perpendicular to of tower body (20) the direction of height of casing (202). Should be used for in the desulfurated absorption tower trusteeship layer can make the follow the flue gas evenly distributed that flue gas entry got into, so as to with the abundant contact reaction of thick liquid that the layer provided sprays, for example flue gas desulfurization efficiency can be improved, the energy consumption has been reduced greatly. To be used for in the desulfurated absorption tower trusteeship layer install in the inside back on desulfurization absorption tower can make the entering the flue gas evenly distributed on desulfurization absorption tower has improved the desulfurization efficiency on desulfurization absorption tower greatly, has reduced the energy consumption greatly.

Description

For the absorption tower Neto tube layer and desulfuration absorbing tower of desulfurization
Technical field
The utility model is related to flue gas desulfurization field, in particular it relates to a kind of absorption tower Neto tube layer for desulfurization and Desulfuration absorbing tower.
Background technology
Absorption tower is the equipment for realizing absorption operation, and such as desulfuration absorbing tower is to realize setting for flue gas scrubbing CO_2 It is standby.In tower the type of flow of gas-liquid two-phase can adverse current also can following current.Counter-current operation is generally adopted, such as desulfurization absorbent is from spray In layer penetrating tower, flow from top to bottom, with the smoke contacts for flowing from bottom to top, the flue gas after purification is discharged from tower top, reached Energy-saving and emission-reduction.
Wet desulfurization of flue gas by limestone-gypsum method technology is using lime stone as desulfurization absorbent.First by lime stone Jing balls Grinding machine grinds, and then makes desulfurization absorbent with after fresh water (FW) mixing, then squeezes into absorption tower by lime stone slurry delivery pump It is interior.Slurries are fully connect after spraying layer carries out spray atomizing by slurry circulating pump with the flue gas being passed through in absorption tower in absorption tower Mixing is touched, then the calcium hydroxide in the sulfur dioxide in flue gas and slurries and the air that blasts occur chemical reaction, so as to remove Sulfur dioxide in flue gas is gone, the flue gas after last cleaning removes droplet through demister again, and eventually through chimney air is entered, and reaches Having arrived reduces the purpose of sulfur dioxide (SO2) emissions.
However, due to the flue gas that is passed through in absorption tower can not fully with spraying layer in slurry liquid contacts, cause desulfuration efficiency It is low, increase energy consumption.
Utility model content
The purpose of this utility model is to provide a kind of absorption tower Neto tube layer for desulfurization, and this is used for the absorption tower of desulfurization The flue gas that Neto tube layer enables to be entered from entrance is evenly distributed in tower body so that flue gas is abundant with slurries at trustship layer Reaction, can improve smoke desulfurization efficiency.
To achieve these goals, the utility model provides a kind of absorption tower Neto tube layer for desulfurization, including tower body And between the smoke inlet positioned at the tower body and the spraying layer for make from the smoke inlet enter flue gas it is equal The trustship layer of even distribution, the trustship layer is located in the housing of the tower body and perpendicular to the short transverse of the housing.
Preferably, the trustship layer includes the trustship of multiple short transverses perpendicular to the housing, the adjacent support Gap is left between pipe.
Preferably, multiple trustships are mounted side by side in the inside of the housing.
Preferably, the absorption tower Neto tube layer for being used for desulfurization includes multiple trustship layers.
Preferably, it is parallel to each other between multiple trustship layers, the trustship in the adjacent trustship layer interlocks Arrangement.
Preferably, the number of the trustship layer is 2-4.
Preferably, the bottom of the trustship layer adjacent with the smoke inlet and the smoke inlet connect with the housing The distance between logical port is 0.8m-1.5m.
Preferably, the distance between adjacent described trustship layer is 0.3m-0.9m.
Preferably, the trustship is pipe or class pipe.
Preferably, the trustship layer includes being connected to reinforcement between multiple trustships, the reinforcement perpendicular to The short transverse of the housing.
In above-mentioned technical proposal, by being mounted perpendicular to institute between the smoke inlet of the tower body and the spraying layer The trustship layer of the short transverse of housing is stated, the flue gas for enabling to be entered from the smoke inlet is uniformly distributed such that it is able to The slurries that the spraying layer is provided fully react, and can improve desulfuration efficiency, substantially reduce energy consumption.
Another object of the present utility model there are provided a kind of desulfuration absorbing tower, including tower body and the utility model are carried For the absorption tower Neto tube layer for desulfurization, wherein, the tower body includes housing, is opened in the smoke inlet and flue gas of housing Export and positioned at the spraying layer of the enclosure interior, the trustship layer is located between the smoke inlet and the spraying layer simultaneously Perpendicular to the short transverse of the housing.By installing the absorption for desulfurization that the utility model is provided in desulfuration absorbing tower Tower Neto tube layer, enables to into the flue gas in desulfuration absorbing tower be uniformly distributed, and improves the desulfuration efficiency of desulfuration absorbing tower, Substantially reduce energy consumption.
Other features and advantages of the utility model will be described in detail in subsequent specific embodiment part.
Description of the drawings
Accompanying drawing is further understood to of the present utility model for providing, and constitutes a part for specification, and following Specific embodiment be used to explain the utility model together, but do not constitute to restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the overall structure diagram of the desulfuration absorbing tower of preferred embodiment of the present utility model;
Fig. 2 is the cross-sectional view of the trustship layer in the absorption tower shown in Fig. 1.
Description of reference numerals
The housing of 10 trustship layer 202
The exhanst gas outlet of 100 trustship 203
The demister of 20 tower body 204
The oxidation air of 200 smoke inlet 205
201 spraying layers
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.It should be appreciated that herein Described specific embodiment is merely to illustrate and explains the utility model, is not limited to the utility model.
The utility model provides a kind of absorption tower Neto tube layer for desulfurization, including tower body 20 and positioned at tower body 20 Smoke inlet 200 and spraying layer 201 between for make from smoke inlet 200 enter the equally distributed trustship layer of flue gas 10, trustship layer 10 is located in the housing 202 of tower body 20 and perpendicular to the short transverse of housing 202.By the flue gas in tower body 20 The trustship layer 10 of the short transverse of housing 202 is mounted perpendicular between entrance 200 and spraying layer 201, enables to from flue gas enter The flue gases that mouth 200 is entered are uniformly distributed, and fully be reacted with the slurries that can be provided with spraying layer 201, can improve desulfuration efficiency, greatly Energy consumption is reduced greatly.Such as absorption tower Neto tube layer for desulfurization provided by the utility model is arranged in desulfuration absorbing tower When carrying out desulfurization, the flue gas entered from smoke inlet 200 is uniformly distributed after trustship layer 10, then with spraying layer 201 The slurries of offer fully react, it is achieved thereby that the sulfur dioxide in fast eliminating flue gas, substantially increases desulfuration efficiency.Its In, need it is to be noted that the absorption tower for desulfurization include tower body 20, tower body 20 include housing 202, be opened in housing 202 smoke inlet 200 and exhanst gas outlet 203 and the inside spraying layer 201 positioned at housing 202, the angle shown in Fig. 1 See, spraying layer 201 is located at the top of smoke inlet 200, exhanst gas outlet 203 is located at the top of housing 202 so that flue gas is discharged Tower body 20, then trustship layer 10 be installed between smoke inlet 200 and spraying layer 201 and perpendicular to the short transverse of housing 202.
It is pointed out that spraying layer 201 can be alternatively multilayer for one layer, in addition, as shown in fig. 1, in spraying layer 201 Demister 204 is additionally provided with and exhanst gas outlet 203 between, demister 204 can remove the droplet in flue gas, and final flue gas is passed through Remove after droplet in the imurity-removal of spraying layer 201 such as sulfur dioxide and in demister 204, given off by exhanst gas outlet 203 Tower body 20, wherein demister 204 can be formed by multilayer demister.In the sulfur dioxide in removing flue gas, can also be in tower body 20 Bottom arrange oxidation air 205, then from oxidation air 205 to tower body 20 in blast air so that the dioxy in flue gas Change sulphur to be removed under the collective effect of slurries and oxygen.
Wherein the specific constructive form of trustship layer 10 can be various, as long as enable to flue gas being uniformly distributed.Especially It is preferred that the trustship layer 10 of following simple structure:The trustship 100 of multiple short transverses perpendicular to housing 202, adjacent support are installed Gap is left between pipe 100, then flue gas can be uniformly distributed in tower body 20 behind the gap between adjacent trustship 100, In practical application, the two ends of trustship 100 can be fixed on the inwall of housing 202, in addition, in order to reduce flue gas resistance, reducing energy Consumption, trustship 100 is preferably pipe or class pipe, more specifically parcel received, and trustship 100 can be pipe, elliptical tube or droplet-shaped pipe. The big I in the gap is configured according to the situation of actual tower body 20, has no specific demand.In order to further such that flue gas It is uniformly distributed, the gap left between per two adjacent trustships 100 can be caused equal, that is to say, that multiple trustships 100 etc. Spacing is distributed.
For can either take into account so that flue gas be evenly distributed on tower body 20 again can be from the point of view of reduces cost, multiple supports Pipe 100 can be mounted side by side in the inside of housing 202.
In order to further improve the uniformity of smoke distribution, as shown in fig. 1, multiple trustship layers 10 can be set.Wherein hold in the palm The number of tube layer 10 is preferably 2-4, when the number of trustship layer 10 is 2-4, can greatly improve the uniform of smoke distribution Property, excessive resistance will not be increased again, further, the number of trustship layer 10 is preferably also 2-3.In addition adjacent trustship Layer the distance between 10 may be set to 0.3m-0.9m, so can also improve the uniformity of smoke distribution.
In addition, the concrete arrangement form of multiple trustship layers 10 is not exposed to specific restriction, as long as it is equal to enable to flue gas Even distribution, as shown in Figure 2, when the multiple trustships 100 in each trustship layer 10 are distributed side by side, can cause multiple supports Tube layer 10 is parallel to each other each other, and the trustship 100 in adjacent trustship layer 10 is staggered, using above-mentioned preferred side Formula arranges multiple trustship layers 10, can be further such that flue gas is evenly distributed in tower body 20, at the same time, arrangement letter Folk prescription just, is easy to actual installation practice.
After arrangement trustship layer 10 in tower body 20, bottom and the cigarette of the trustship layer 10 adjacent with smoke inlet 200 can be caused The distance between port that gas entrance 200 is connected with housing 202 is 0.8m-1.5m, and adopts the distance of 0.8m-1.5m, can be made Obtaining the flue gas entered by smoke inlet 200 has enough room and times to enter trustship layer 10 to improve the uniform of smoke distribution Property.
In order to improve the overall steadiness of trustship layer 10, the reinforcement of the short transverse perpendicular to housing 202 can be set, The reinforcement is connected between multiple trustships 100, that is to say, that the reinforcement by multiple trustships 100, when multiple trustships 100 When being arranged side by side, the reinforcement is preferably perpendicular to each trustship 100, and the number that wherein reinforcement is arranged can be according to actual feelings Condition is selected, as long as so that trustship layer 10 is more firm.In actual applications, the two ends of the reinforcement are securable to shell On the inwall of body 202.
The utility model additionally provides a kind of desulfuration absorbing tower, including tower body 20 and provided by the utility model for taking off The absorption tower Neto tube layer of sulphur, wherein, tower body 20 includes housing 202, the smoke inlet 200 and flue gas that are opened in housing 202 goes out Mouthfuls 203 and positioned at the inside spraying layer 201 of housing 202, trustship layer 10 is located between smoke inlet 200 and spraying layer 201 simultaneously Perpendicular to the short transverse of housing 202.By installing the absorption for desulfurization that the utility model is provided in desulfuration absorbing tower Tower Neto tube layer, enables to into the flue gas in desulfuration absorbing tower be uniformly distributed, and improves the desulfuration efficiency of desulfuration absorbing tower, Substantially reduce energy consumption.
Preferred embodiment of the present utility model is described in detail above in association with accompanying drawing, but, the utility model is not limited Detail in above-mentioned embodiment, in range of the technology design of the present utility model, can be to skill of the present utility model Art scheme carries out various simple variants, and these simple variants belong to protection domain of the present utility model.
It is further to note that each particular technique feature described in above-mentioned specific embodiment, in not lance In the case of shield, can be combined by any suitable means.In order to avoid unnecessary repetition, the utility model is to each Plant possible combination no longer separately to illustrate.
Additionally, can also be combined between a variety of embodiments of the present utility model, as long as it is not disobeyed Thought of the present utility model is carried on the back, it should equally be considered as content disclosed in the utility model.

Claims (11)

1. a kind of absorption tower Neto tube layer for desulfurization, it is characterised in that including tower body (20) and positioned at the tower body (20) between smoke inlet (200) and the spraying layer (201) for make from the smoke inlet (200) enter flue gas Equally distributed trustship layer (10), the trustship layer (10) is in the housing (202) of the tower body (20) and perpendicular to described The short transverse of housing (202).
2. the absorption tower Neto tube layer for desulfurization according to claim 1, it is characterised in that trustship layer (10) bag The trustship (100) of multiple short transverses perpendicular to the housing (202) is included, between leaving between the adjacent trustship (100) Gap.
3. the absorption tower Neto tube layer for desulfurization according to claim 2, it is characterised in that multiple trustships (100) it is mounted side by side in the inside of the housing (202).
4. the absorption tower Neto tube layer for desulfurization according to claim 3, it is characterised in that this is used for the absorption of desulfurization Tower Neto tube layer includes multiple trustship layers (10).
5. the absorption tower Neto tube layer for desulfurization according to claim 4, it is characterised in that multiple trustship layers (10) it is parallel to each other each other, the trustship (100) in the adjacent trustship layer (10) is staggered.
6. the absorption tower Neto tube layer for desulfurization according to claim 4, it is characterised in that the trustship layer (10) Number is 2-4.
7. the absorption tower Neto tube layer for desulfurization according to claim 4, it is characterised in that with the smoke inlet (200) port that the bottom of the adjacent trustship layer (10) and the smoke inlet (200) are connected with the housing (202) it Between distance be 0.8m-1.5m.
8. the absorption tower Neto tube layer for desulfurization according to claim 4, it is characterised in that the adjacent trustship layer The distance between (10) it is 0.3m-0.9m.
9. the absorption tower Neto tube layer for desulfurization according to any one in claim 2-8, it is characterised in that described Trustship (100) is pipe or class pipe.
10. the absorption tower Neto tube layer for desulfurization according to any one in claim 3-8, it is characterised in that institute Trustship layer (10) is stated including the reinforcement being connected between multiple trustships (100), the reinforcement is perpendicular to the housing (202) short transverse.
11. a kind of desulfuration absorbing towers, it is characterised in that including the use described in any one in tower body (20) and claim 1-10 In the absorption tower Neto tube layer of desulfurization, wherein, the tower body (20) enters including housing (202), the flue gas for being opened in housing (202) Mouth (200) and exhanst gas outlet (203) and the spraying layer (201) positioned at the housing (202) inside, trustship layer (10) position Between the smoke inlet (200) and the spraying layer (201) and perpendicular to the short transverse of the housing (202).
CN201621147635.5U 2016-10-21 2016-10-21 Be used for trusteeship layer and desulfurization absorption tower in desulfurated absorption tower Active CN206082147U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621147635.5U CN206082147U (en) 2016-10-21 2016-10-21 Be used for trusteeship layer and desulfurization absorption tower in desulfurated absorption tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621147635.5U CN206082147U (en) 2016-10-21 2016-10-21 Be used for trusteeship layer and desulfurization absorption tower in desulfurated absorption tower

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CN206082147U true CN206082147U (en) 2017-04-12

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