CN203620508U - Mercury removal device - Google Patents
Mercury removal device Download PDFInfo
- Publication number
- CN203620508U CN203620508U CN201320838299.9U CN201320838299U CN203620508U CN 203620508 U CN203620508 U CN 203620508U CN 201320838299 U CN201320838299 U CN 201320838299U CN 203620508 U CN203620508 U CN 203620508U
- Authority
- CN
- China
- Prior art keywords
- pipe fitting
- mercury removal
- outlet pipe
- filler
- removal device
- 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
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- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 229910052753 mercury Inorganic materials 0.000 title claims abstract description 23
- 239000000945 filler Substances 0.000 claims abstract description 21
- 238000001179 sorption measurement Methods 0.000 claims abstract description 15
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical group [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 8
- 239000011593 sulfur Substances 0.000 claims abstract description 8
- 230000008676 import Effects 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 8
- 238000011068 loading method Methods 0.000 claims description 7
- 241000381142 Pachydermia Species 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 42
- 239000007789 gas Substances 0.000 abstract description 26
- 239000003345 natural gas Substances 0.000 abstract description 22
- 239000003463 adsorbent Substances 0.000 abstract description 6
- 229910001069 Ti alloy Inorganic materials 0.000 abstract description 5
- 238000005253 cladding Methods 0.000 abstract 2
- 229910000639 Spring steel Inorganic materials 0.000 abstract 1
- 238000010622 cold drawing Methods 0.000 abstract 1
- 229920001973 fluoroelastomer Polymers 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000005864 Sulphur Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 241001465754 Metazoa Species 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000003190 augmentative effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- -1 gripper shoe Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000012429 reaction media Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a mercury removal device. The mercury removal device comprises an adsorption tower device and a filter device, wherein the adsorption tower device consists of a tower body, a natural gas inlet pipe fitting, a gas guide pipe, filler, a supporting plate, a natural gas outlet pipe fitting and a skirt; the filter device consists of a barrel, an inlet pipe fitting, a separation plate, a filter element and an outlet pipe fitting; sulfur-bearing active carbon is preferably selected as the filler; both a cold-drawing seamless thick steel pipe and a spring steel plate adopt a vacuum ion cladding layer; optimally, the vacuum ion cladding layer is made from titanium alloy; fluororubber is bonded with the inner surface of the tower body or the inner surface of the barrel. By improving the air inlet structure of the adsorption tower, the remaining time of the gas in the filler can be increased, the mercury removal efficiency can be improved by 99.5 percent, the filter precision can be improved by 83 percent, the performance is stable, and no adsorbent is contained in the natural gas with the mercury being removed.
Description
Technical field
The utility model relates to a kind of gas plant, particularly a kind of natural gas mercury removal device.
Background technology
In most of natural gases, all there is micro-mercury, after mercurous combustion of natural gas, enter atmosphere and cause environmental pollution, use and can produce injury to human body in family, for ensureing the sustainable development of the healthy existence of animals and plants and environment, prevent that mercury pollution is with extremely urgent; Therefore, in production process of natural gas, need unstripped gas to carry out demercuration processing, thereby reduce Hg in natural gas content; At present, natural gas mercury-removing technique mainly adopts suction type, and mercury removal device is adsorption tower; But existing mercury removal device demercuration effect is bad, carries adsorbent secretly in the natural gas after demercuration, still can cause certain pollution to atmosphere, particularly health is produced to harm.
Summary of the invention
For fear of the shortcoming and defect part existing in above-mentioned technology, the purpose of this utility model is will design one can improve demercuration effect, can remove again the mercury removal device of carrying adsorbent in demercuration natural gas secretly.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of mercury removal device, comprises adsorption tower device and filter; Described adsorption tower device is made up of tower body, gas inlet pipe fitting, wireway, filler, gripper shoe, gas outlet pipe fitting and skirt; Described tower body is connected with gas inlet pipe fitting, wireway, gripper shoe, gas outlet pipe fitting and skirt respectively; Described filler is laid in gripper shoe; Described filter is made up of cylindrical shell, import pipe fitting, dividing plate, filter element and outlet pipe fitting; Described cylindrical shell is connected with import pipe fitting, dividing plate and outlet pipe fitting respectively, and described dividing plate and filter element are threaded connection, and described filter element is connected with import pipe fitting.
Filter element accuracy selection described in the utility model is 0.005mm.
Filler described in the utility model is chosen as sulfur loading active carbon.
Sulfur loading active carbon appearance and size described in the utility model is Φ 4.
Sulfur loading active carbon described in the utility model use volume for tower body long-pending 3/4.
The material of gas inlet pipe fitting described in the utility model, wireway, gas outlet pipe fitting, import pipe fitting, outlet pipe fitting is seamless cold pachydermia steel pipe.
Dividing plate selection material described in the utility model is steel spring plate.
Seamless cold pachydermia steel pipe described in the utility model and steel spring plate all adopt vacuum ionic coating.
Vacuum ionic coating selection material described in the utility model is titanium alloy.
The layer thickness of titanium alloy described in the utility model is 0.005mm.
Tower body described in the utility model and cylinder inner surface all adopt fluorubber and tower body or cylinder inner surface bonding.
Fluorubber thickness described in the utility model is 20mm.
Compared with prior art, the utlity model has following beneficial effect:
1, because the utility model improves adsorption tower air intake structure, increase gas in the time of staying of filler, can improve demercuration rate 99.5%;
2, because the outlet of adsorption tower device of the present utility model is provided with filter, filtering accuracy improves 83%, and stable performance is guaranteed in the natural gas after demercuration not containing adsorbent.
Accompanying drawing explanation
Describe the utility model in detail below in conjunction with the drawings and specific embodiments.
Fig. 1 is mercury removal apparatus structure schematic diagram.
Fig. 2 is A-A cutaway view of Fig. 1.
Fig. 3 is wireway filler schematic diagram.
In figure: 1, tower body, 2, gas inlet pipe fitting, 3, wireway, 4, filler, 5, gripper shoe, 6, gas outlet pipe fitting, 7, skirt, 8, cylindrical shell, 9, import pipe fitting, 10, dividing plate, 11, filter element, 12, outlet pipe fitting.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
A kind of mercury removal device, comprises adsorption tower device and filter; Described adsorption tower device is made up of tower body 1, gas inlet pipe fitting 2, wireway 3, filler 4, gripper shoe 5, gas outlet pipe fitting 6 and skirt 7; Described tower body 1 is connected with gas inlet pipe fitting 2, wireway 3, gripper shoe 5, gas outlet pipe fitting 6 and skirt 7 respectively; Described filler 4 is laid in gripper shoe 5; Described filter is made up of cylindrical shell 8, import pipe fitting 9, dividing plate 10, filter element 11 and outlet pipe fitting 12; Described cylindrical shell 8 is connected with import pipe fitting 9, dividing plate 10 and outlet pipe fitting 12 respectively, and described dividing plate 10 is threaded connection with filter element 11, and described filter element 11 is connected with import pipe fitting 9; Described filter element 11 accuracy selection are 0.005mm; Described filler is chosen as sulfur loading active carbon; Described sulfur loading active carbon appearance and size is Φ 4; Described sulfur loading active carbon use volume for tower body long-pending 3/4; The material of described gas inlet pipe fitting 2, wireway 3, gas outlet pipe fitting 6, import pipe fitting 9, outlet pipe fitting 12 is seamless cold pachydermia steel pipe; Described dividing plate 10 selection materials are steel spring plate; Described seamless cold pachydermia steel pipe and steel spring plate all adopt vacuum ionic coating; Described vacuum ionic coating selection material is titanium alloy; The thickness of coating of described titanium alloy is 0.005mm; Described tower body and cylinder inner surface all adopt fluorubber and tower body or cylinder inner surface bonding.
Shown in Fig. 1 ~ 3, method of work of the present utility model is as follows:
Drying natural gas after treatment enters adsorption tower inside by gas inlet pipe fitting 2, evenly be discharged in filler 4 by wireway 3, natural gas via gas outlet pipe fitting 6 after demercuration enters import pipe fitting 9 to filter interior, in the time that natural gas passes through filter element 11, impurity is trapped within filter element 11 outer surfaces, clean natural gas enters next operating unit by filter element 11 inside through outlet pipe fitting 12, and detailed process is as follows:
1, the preparatory stage: open successively gas inlet pipe fitting 2, gas outlet pipe fitting 6 and output the valve of mouthful pipe fitting 12, enter the demercuration stage;
2, the demercuration stage: dry natural gas via gas inlet pipe fitting 2 after treatment enters in wireway 3, by wireway 3, gas uniform is distributed in filler 4, filler 4 is not to rely on its strong adsorption capacity to carry out demercuration, but as a kind of carrier, reactive material-sulphur can be uniformly distributed wherein, the contact area of augmenting response medium and natural gas, improves the adsorption capacity of reaction medium to mercury greatly.The basic principle of the hydrargyrum-removing technology of filler 4 is reactive material sulphur in filler 4 and mercury reaction bonded and be attached in filler 4 transitional pores, reach the object that natural gas separates with Elemental Mercury wherein, thereby by the mercury removal in natural gas, its chemical equation is:
2Hg + S
2 → 2HgS
Natural gas via gas outlet pipe fitting 6 after demercuration is discharged, and enters filtration stage;
3, filtration stage: after demercuration finishes, the natural gas via import pipe fitting 9 of carrying adsorbent secretly enters dividing plate 10 cavity of resorptions, and the filter element 11 of flowing through enters dividing plate 10 epicoeles, and the impurity such as adsorbent are trapped within filter element 11 outer surfaces;
4,wash phase: after long-play, when impurity gathers certain thickness, filter inlet outlet pressure differential will increase, observe the manometric numerical value on import and export pipeline, in the time that pressure reduction reaches certain value, close the valve of import pipe fitting 9 and outlet pipe fitting 12, first open air bleeding valve pressure release, then open the upper cover of cylindrical shell 8, take out filter element 11, clean up, filter element 11 is put into cylindrical shell 8, upper cover body is built, and tightening fastener parts can put into operation.
Claims (5)
1. a mercury removal device, is characterized in that: comprise adsorption tower device and filter; Described adsorption tower device is made up of tower body (1), gas inlet pipe fitting (2), wireway (3), filler (4), gripper shoe (5), gas outlet pipe fitting (6) and skirt (7); Described tower body (1) is connected with gas inlet pipe fitting (2), wireway (3), gripper shoe (5), gas outlet pipe fitting (6) and skirt (7) respectively; Described filler (4) is laid in gripper shoe (5); Described filter is made up of cylindrical shell (8), import pipe fitting (9), dividing plate (10), filter element (11) and outlet pipe fitting (12); Described cylindrical shell (8) is connected with import pipe fitting (9), dividing plate (10) and outlet pipe fitting (12) respectively, and described dividing plate (10) is threaded connection with filter element (11), and described filter element (11) is connected with import pipe fitting (9).
2. a kind of mercury removal device according to claim 1, is characterized in that: filter element (11) precision is 0.005mm.
3. a kind of mercury removal device according to claim 1, is characterized in that: described filler (4) is sulfur loading active carbon.
4. a kind of mercury removal device according to claim 1, is characterized in that: the material of described gas inlet pipe fitting (2), wireway (3), gas outlet pipe fitting (6), import pipe fitting (9), outlet pipe fitting (12) is seamless cold pachydermia steel pipe.
5. a kind of mercury removal device according to claim 1, is characterized in that: described tower body (1) and cylindrical shell (8) inner surface all adopt fluorubber and tower body or cylinder inner surface bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320838299.9U CN203620508U (en) | 2013-12-19 | 2013-12-19 | Mercury removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320838299.9U CN203620508U (en) | 2013-12-19 | 2013-12-19 | Mercury removal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203620508U true CN203620508U (en) | 2014-06-04 |
Family
ID=50807035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320838299.9U Expired - Lifetime CN203620508U (en) | 2013-12-19 | 2013-12-19 | Mercury removal device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203620508U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104383788A (en) * | 2014-09-18 | 2015-03-04 | 周烨 | Method and device for mercury removal of flue gas |
| CN104492232A (en) * | 2014-12-29 | 2015-04-08 | 武汉科技大学 | Electrochemical intensified adsorption device for desorbing gas-phase elementary mercury in fume |
| CN104593108A (en) * | 2015-02-17 | 2015-05-06 | 沈阳环境科学研究院 | Integrated device for emergency treatment of mercury-containing natural gas leakage and cleaning of mercury-containing equipment |
| CN105296037A (en) * | 2015-11-23 | 2016-02-03 | 新疆石油工程设计有限公司 | Natural gas continuous mercury removal high efficiency adsorption apparatus and application method |
| CN108690669A (en) * | 2018-02-23 | 2018-10-23 | 芜湖中燃城市燃气发展有限公司 | Natural gas liquefaction separation and culture technique |
-
2013
- 2013-12-19 CN CN201320838299.9U patent/CN203620508U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104383788A (en) * | 2014-09-18 | 2015-03-04 | 周烨 | Method and device for mercury removal of flue gas |
| CN104492232A (en) * | 2014-12-29 | 2015-04-08 | 武汉科技大学 | Electrochemical intensified adsorption device for desorbing gas-phase elementary mercury in fume |
| CN104593108A (en) * | 2015-02-17 | 2015-05-06 | 沈阳环境科学研究院 | Integrated device for emergency treatment of mercury-containing natural gas leakage and cleaning of mercury-containing equipment |
| CN105296037A (en) * | 2015-11-23 | 2016-02-03 | 新疆石油工程设计有限公司 | Natural gas continuous mercury removal high efficiency adsorption apparatus and application method |
| CN105296037B (en) * | 2015-11-23 | 2018-03-27 | 新疆石油工程设计有限公司 | The continuous demercuration efficient absorption device of natural gas and its application method |
| CN108690669A (en) * | 2018-02-23 | 2018-10-23 | 芜湖中燃城市燃气发展有限公司 | Natural gas liquefaction separation and culture technique |
| CN108690669B (en) * | 2018-02-23 | 2020-12-11 | 芜湖中燃城市燃气发展有限公司 | Natural gas liquefaction separation preprocessing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140604 |