CN201543364U - Multistage amino group fume purification tower - Google Patents
Multistage amino group fume purification tower Download PDFInfo
- Publication number
- CN201543364U CN201543364U CN2009202138631U CN200920213863U CN201543364U CN 201543364 U CN201543364 U CN 201543364U CN 2009202138631 U CN2009202138631 U CN 2009202138631U CN 200920213863 U CN200920213863 U CN 200920213863U CN 201543364 U CN201543364 U CN 201543364U
- Authority
- CN
- China
- Prior art keywords
- tower body
- tower
- absorption liquid
- multisection type
- smoke purification
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000000746 purification Methods 0.000 title claims abstract description 23
- 239000003517 fume Substances 0.000 title abstract 4
- 125000003277 amino group Chemical group 0.000 title abstract 2
- 239000007788 liquid Substances 0.000 claims abstract description 44
- 239000006096 absorbing agent Substances 0.000 claims abstract description 12
- 239000012141 concentrate Substances 0.000 claims abstract description 8
- 238000010521 absorption reaction Methods 0.000 claims description 35
- 239000007789 gas Substances 0.000 claims description 25
- 239000000779 smoke Substances 0.000 claims description 22
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 21
- 125000006850 spacer group Chemical group 0.000 claims description 15
- 239000007921 spray Substances 0.000 claims description 15
- 230000008676 import Effects 0.000 claims description 9
- 241000282326 Felis catus Species 0.000 claims description 5
- 238000011010 flushing procedure Methods 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 239000011229 interlayer Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims description 3
- 238000010992 reflux Methods 0.000 claims description 3
- 239000007800 oxidant agent Substances 0.000 abstract 3
- 230000007547 defect Effects 0.000 abstract 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 8
- 239000003546 flue gas Substances 0.000 description 8
- 229910021529 ammonia Inorganic materials 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 238000006477 desulfuration reaction Methods 0.000 description 4
- 230000023556 desulfurization Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 206010039509 Scab Diseases 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000003916 acid precipitation Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- JZRWCGZRTZMZEH-UHFFFAOYSA-N Thiamine Natural products CC1=C(CCO)SC=[N+]1CC1=CN=C(C)N=C1N JZRWCGZRTZMZEH-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 1
- KYMBYSLLVAOCFI-UHFFFAOYSA-N thiamine Chemical compound CC1=C(CCO)SCN1CC1=CN=C(C)N=C1N KYMBYSLLVAOCFI-UHFFFAOYSA-N 0.000 description 1
- 229960003495 thiamine Drugs 0.000 description 1
- 235000019157 thiamine Nutrition 0.000 description 1
- 239000011721 thiamine Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Gas Separation By Absorption (AREA)
Abstract
A multistage amino group fume purification tower is a round or square tower device. A lower baffle plate is arranged below a fume inlet; an upper baffle plate is arranged above the fume inlet; a cavity in a tower below the lower baffle plate is an oxidizer comprising an air bubble; a cavity in the tower between the lower baffle plate and the upper baffle plate is a condenser comprising a concentrate sprayer; a cavity in the tower above the upper baffle plate is an absorber comprising an absorbing liquid sprayer; the absorbing liquid is stored in the oxidizer; the height of the condenser is 0.5-1.5 times of the diameter of a tower body; the height of the absorber is 1.25-2.5 times of the diameter of the tower body; the height of the oxidizer is 0.75-2.0 times of the diameter of the tower body, therefore, the utility model can overcome the defects that the equipment structure is unreasonable in the prior art, particularly the equipment blockage and the unstable overall running caused by discordant proportional allocation of various functional sections.
Description
Technical field
The utility model relates to the amino column for smoke purification of a kind of multisection type, relate to ammonia is that raw material reclaims the column for smoke purification that oxysulfide is produced thiamine fertilizer from flue gas, belong to electric power, metallurgy, environmental protection and chemical technology field, especially be fit to the environmental technology field of flue gas desulfurization.
Background technology
As everyone knows, contain SO in the flue gas
2, SO
3, NO
2, acidic gaseous harmful substance such as NO, HCl and HF, wherein SO
2It is the main matter that forms acid rain.A kind of way that solves the acid rain pollution is exactly the purified treatment of flue gas, and especially adopting alkaline matter is the flue gas desulfurization (FGD, Flue Gas Desulfurization) of raw material.
Patent CN1178735C discloses a kind of sulfur method and the device that are raw material with volatile weakly alkaline ammonia, especially purifying column is divided into oxidation panel, enriching section, absorber portion, washing section and demist section, used absorption liquid is the absorption liquid that contains ammonia, be called amino absorption liquid, flue gas and absorption liquid counter current contacting in the purifying column are in the practical application, this type of purifying column since structure too complexity exist equipment easily to stop up, the problem that raw material availability is not high.Patent CN2790569Y and CN1648049A have proposed to have the adverse current purifying column of ammonia exhausting section, attempt to solve the loss problem of ammonia, but it is also still unreasonable in the practical application owing to device structure, especially the proportional arrangement of each relevant functional section (or zone) is inharmonious, still have equipment and stop up easily, the oxidation panel space is too narrow and small, oxidation time of staying deficiency, have a strong impact on the shortcoming of desulfurizer overall operation stability, thereby be difficult to further apply.
Therefore, it is reasonable how to design a kind of device structure, has more the anti-property stopped up, and guarantees whole desulfurizer safety and stable operation, is the important assurance that this technology is applied, and has great importance.
Summary of the invention
The purpose of this utility model is to disclose the amino column for smoke purification of a kind of novel multisection type, unreasonable to overcome the device structure that exists in the prior art, especially the inharmonious equipment that causes of each relevant functional section proportional arrangement stops up, with the unsettled shortcoming of overall operation, but also further guaranteed smoke desulfurization efficiency, reduced energy consumption simultaneously.
In order to reach this purpose, the amino column for smoke purification of the multisection type that the utility model provides, described purifying column is circular or square tower, comprise tower body, be arranged on the cat head or near the exhanst gas outlet on the tower body of cat head, be arranged on the gas approach at tower body middle part, the essence of its innovation is, be provided with lower clapboard in the below tower body of described gas approach, be provided with upper spacer in the top tower body of gas approach, tower internal cavity under the lower clapboard is the oxidator that contains the air bubbler, tower internal cavity between lower clapboard and the upper spacer is the inspissator that contains the concentrate spray thrower, tower internal cavity on the upper spacer is the absorber that contains the absorption liquid spray thrower, and described oxidator stores absorption liquid, the inspissator height is 0.5-1.5 a times of tower body diameter, and the absorber height is 1.25-2.5 a times of tower body diameter, and the oxidator height is 0.75-2.0 a times of tower body diameter.Like this, it is unreasonable to overcome the device structure that exists in the prior art, and especially the inharmonious equipment that causes of each relevant functional section proportional arrangement stops up and the unsettled shortcoming of overall operation.
In addition, in the amino column for smoke purification of aforesaid multisection type, tower body above the described gas approach is provided with the absorption liquid outlet, the tower body of gas approach below is provided with concentrated solution outlet, the concentrated solution outlet below is provided with absorption liquid backflow import and air intlet, and the vertical range of described air intlet below concentrated solution outlet is 5.5-15.5m, described absorption liquid backflow import be positioned at described air intlet above or below, further optimized the structure proportion of described purifying column, further enhance operational stability.
Further, described lower clapboard is connected with the tower body inwall, and has 1 liquid outflow opening at least, and the opening below is connected with downspout, and downspout is connected with the concentrated solution outlet that is arranged on the tower body of oxidator top again; Described upper spacer is connected with the tower body inwall, and have 3 gases at least and flow out opening, the opening top is connected with and rises gas cap, and the gross area of opening is the 12.5-25.0% of tower body cross-sectional area, also have 1 liquid at least and flow out opening, the opening below is connected with downspout, and downspout is connected with the absorption liquid outlet that is arranged on the tower body of inspissator top again; Described absorption liquid outlet is connected with described absorption liquid backflow import by the absorption liquid reflux pipeline.Like this, optimized internal structure, especially gas specifically refers to flue gas and liquid, specifically refers to the type of flow of absorption liquid, also the reduction equipment obstruction possibility that scabs to a great extent.
Also have, the amino column for smoke purification of aforesaid multisection type, also include two demisters, and be separately positioned in described inspissator and the absorber, one of them demister is arranged on the top of concentrate spray thrower, and is made up of two-layer foam removal element, and interfloor distance is 0.75-2.5m, interlayer or top, upper strata or lower floor below also are furnished with the flushing liquor spray thrower, and wherein another demister is arranged on the top of absorption liquid spray thrower.Like this, reduced the concentrate in the inspissator and be entrained to upper spacer, even thought highly of, thereby further reduced the chance that equipment scabs and stops up to absorbing.
To sum up, originally be with compared with prior art novel, have following outstanding effect: one, significantly reduction equipment scabs, and fouling and obstruction improve the security of purifying column overall operation, reliability, stability and continuity; Its two, can more effective raising raw material availability.
Description of drawings
Fig. 1 is the schematic diagram of the amino column for smoke purification of described multisection type.
The specific embodiment
Referring to Fig. 1, the amino column for smoke purification of a kind of multisection type is circular or square tower, comprise tower body 101, be arranged on the exhanst gas outlet 103 on the cat head, be arranged on the gas approach 102 at tower body 101 middle parts, be provided with lower clapboard 201 in the below tower body 101 of described gas approach 102, be provided with upper spacer 202 in the top tower body 101 of gas approach 102, tower internal cavity under the lower clapboard 201 is the oxidator 21 that contains air bubbler 105, tower internal cavity between lower clapboard 201 and the upper spacer 202 is the inspissator 22 that contains concentrate spray thrower 107, tower internal cavity on the upper spacer 202 is the absorber 23 that contains absorption liquid spray thrower 1011, and described oxidator 21 stores absorption liquid 106, described inspissator 22 highly is 1.0 times of tower body 101 diameters, described absorber 23 highly is 1.5 times of tower body diameter, and described oxidator 21 highly is 1.2 times of tower body 101 diameters.
In addition, in the amino column for smoke purification of aforesaid multisection type, tower body 101 above the described gas approach 102 is provided with absorption liquid outlet 1011, tower body 101 below the gas approach 102 is provided with concentrated solution outlet 1015, below concentrated solution outlet 1015, be provided with absorption liquid backflow import 1016 and air intlet 104, and the vertical range of air intlet 104 below concentrated solution outlet 1015 is 10.0m, and absorption liquid backflow import 1016 is positioned at the top of air intlet 104; Lower clapboard 201 is connected with tower body 101 inwalls, and have 2 liquid and flow out opening, the opening below is connected with downspout, downspout is connected with the concentrated solution outlet 1015 that is arranged on the oxidator 21 top tower bodies 101 again, upper spacer 202 is connected with tower body 101 inwalls, and have 4 gases and flow out opening, each opening top is connected with one and rises gas cap 109, and the gross area of described opening is 22.0% of tower body 101 cross-sectional areas; Upper spacer 202 has 3 liquid and flows out opening, and the opening below is connected with downspout, and downspout is connected with the absorption liquid outlet 1013 that is arranged on the inspissator 22 top tower bodies 101 again; Described absorption liquid outlet 1013 is connected with described absorption liquid backflow import 1016 by absorption liquid reflux pipeline 1014.
Further, in the amino column for smoke purification of aforesaid multisection type, also include two demisters 108 and 1012, be not arranged in described inspissator 22 and the absorber 23, one of them demister 108 is arranged on the top of concentrate spray thrower 107, and is made up of two-layer foam removal element, and interfloor distance is 1.5m, interlayer, top, upper strata and lower floor below also are furnished with the flushing liquor spray thrower; One of them demister 1012 is arranged on the top of absorption liquid spray thrower 1011.
Claims (10)
1. the amino column for smoke purification of a multisection type, described purifying column is circular or square tower, comprise tower body (101), be arranged on the cat head or near the exhanst gas outlet (103) on the tower body (101) of cat head, be arranged on the gas approach (102) at described tower body (101) middle part, it is characterized in that, be provided with lower clapboard (201) in the below tower body (101) of described gas approach (102), be provided with upper spacer (202) in the top tower body (101) of described gas approach (102), tower internal cavity under the lower clapboard (201) is for containing the oxidator (21) of air bubbler (105), tower internal cavity between lower clapboard (201) and the upper spacer (202) is for containing the inspissator (22) of concentrate spray thrower (107), tower internal cavity on the upper spacer (202) is for containing the absorber (23) of absorption liquid spray thrower (1011), and described oxidator (21) stores absorption liquid (106), and described inspissator (22) highly is 0.5-1.5 a times of tower body (101) diameter.
2. the amino column for smoke purification of multisection type according to claim 1 is characterized in that, described absorber (23) highly is 1.25-2.5 a times of tower body (101) diameter, and described oxidator (21) highly is 0.75-2.0 a times of tower body (101) diameter.
3. the amino column for smoke purification of multisection type according to claim 1, it is characterized in that, the tower body (101) of described gas approach (102) top is provided with absorption liquid outlet (1011), the tower body (101) of described gas approach (102) below is provided with concentrated solution outlet (1015), be provided with absorption liquid backflow import (1016) and air intlet (104) in described concentrated solution outlet (1015) below, and described air intlet (104) is 5.5-15.5m in the vertical range of described concentrated solution outlet (1015) below, described absorption liquid backflow import (1016) be positioned at described air intlet (104) above or below.
4. the amino column for smoke purification of multisection type according to claim 3, it is characterized in that, described lower clapboard (201) is connected with tower body (101) inwall, and have 1 liquid at least and flow out opening, the opening below is connected with downspout, and downspout is connected with the concentrated solution outlet (1015) that is arranged on oxidator (21) the top tower body (101) again.
5. the amino column for smoke purification of multisection type according to claim 3, it is characterized in that, described upper spacer (202) is connected with tower body (101) inwall, and have 3 gases at least and flow out opening, the opening top is connected with and rises gas cap (109), and the gross area of described opening is the 12.5-25.0% of tower body (101) cross-sectional area.
6. the amino column for smoke purification of multisection type according to claim 3, it is characterized in that, described upper spacer (202) has 1 liquid at least and flows out opening, the opening below is connected with downspout, and downspout is connected with the absorption liquid outlet (1013) that is arranged on inspissator (22) the top tower body (101) again.
7. the amino column for smoke purification of multisection type according to claim 3 is characterized in that described absorption liquid outlet (1013) is connected with described absorption liquid backflow import (1016) by absorption liquid reflux pipeline (1014).
8. the amino column for smoke purification of multisection type according to claim 1 is characterized in that, also includes two demisters (108,1012), and is separately positioned in described inspissator (22) and the absorber (23).
9. the amino column for smoke purification of multisection type according to claim 8, it is characterized in that, one of them demister (108) is arranged on the top of concentrate spray thrower (107), and form by two-layer foam removal element, interfloor distance is 0.75-2.5m, and interlayer or top, upper strata or lower floor below also are furnished with the flushing liquor spray thrower.
10. the amino column for smoke purification of multisection type according to claim 8 is characterized in that one of them demister (1012) is arranged on the top of absorption liquid spray thrower (1011).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202138631U CN201543364U (en) | 2009-11-19 | 2009-11-19 | Multistage amino group fume purification tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202138631U CN201543364U (en) | 2009-11-19 | 2009-11-19 | Multistage amino group fume purification tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201543364U true CN201543364U (en) | 2010-08-11 |
Family
ID=42598521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202138631U Expired - Lifetime CN201543364U (en) | 2009-11-19 | 2009-11-19 | Multistage amino group fume purification tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201543364U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106540532A (en) * | 2017-01-25 | 2017-03-29 | 大连铭晟环保设备有限公司 | Column for smoke purification and flue gas purifying equipment |
| CN106642991A (en) * | 2015-10-30 | 2017-05-10 | 河南晋开化工投资控股集团有限责任公司 | Air separation pre-cooling system |
-
2009
- 2009-11-19 CN CN2009202138631U patent/CN201543364U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642991A (en) * | 2015-10-30 | 2017-05-10 | 河南晋开化工投资控股集团有限责任公司 | Air separation pre-cooling system |
| CN106540532A (en) * | 2017-01-25 | 2017-03-29 | 大连铭晟环保设备有限公司 | Column for smoke purification and flue gas purifying equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180821 Address after: 200233 201, room 38, 333 Qinjiang Road, Xuhui District, Shanghai. Patentee after: Shanghai Shen Xin River Environmental Protection Engineering Technology Co., Ltd. Address before: 200237 139/501 Road, Xuhui District No. 130 Meilong Road, Shanghai. Patentee before: Lou Aijuan |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100811 |
|
| CX01 | Expiry of patent term |