CN204973291U - Amine liquid filters defoaming composite treatment device - Google Patents
Amine liquid filters defoaming composite treatment device Download PDFInfo
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- CN204973291U CN204973291U CN201520676759.1U CN201520676759U CN204973291U CN 204973291 U CN204973291 U CN 204973291U CN 201520676759 U CN201520676759 U CN 201520676759U CN 204973291 U CN204973291 U CN 204973291U
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Abstract
The utility model provides an amine liquid filters defoaming composite treatment device, includes two segmentation adsorption and filtration devices and defoaming machinery filter equipment. Amine liquid filters defoaming composite treatment device just can realize amine liquid's purification treatment having reduced equipment quantity through two segmentation adsorption and filtration devices and defoaming machinery filter equipment, has reduced investment cost, has also reduced the volume that occupies, can implement on modularization, skid -mounted ization natural gas purifier. Adopting the two -stage filtration flow, guaranteeing the same purifying effect of amine liquid system, simplified tertiary filtration flow, equipment still less is convenient for manage and maintain, has still reduced the quantity that outside valve is connected between the equipment simultaneously, has reduced the valve and has leaked the odds, has improved the security. Still can be according to amine liquid's pollution degree, filter the selection and the adjustment of flow, further simplified the filtration flow, improved the life of adsorber, prolonged the maintenance period of equipment, reduce the maintenance cost of equipment.
Description
Technical field
The utility model relates to Gas Industry purification technology field, specifically, is that a kind of amine liquid filters froth breaking composite handling arrangement.
Background technology
Activative MDEA mixed amine method is one of the most frequently used method of current selexol process decarburization, and its advantage is that energy consumption is low, degradation rate is low, corrosivity is little, application scenario is wide.In built natural gas purification project, process unit runs general more steady, but because feed gas composition contains the material such as heavy hydrocarbons, organic acid, device itself corrodes the composite factors such as the catabolite of amine in the tiny suspended particulate and solution produced, easily cause amine liquid foam and block liquid phenomenon, affect the stability of cleaning and desulfurization decarbonization device.
At present, for the purified treatment of amine liquid, main employing three-stage filtration technique, i.e. one-level mechanical filter+second order activity charcoal filters+three grades of mechanical filters, at least needs three tank bodies.In addition, according to makings and the amine liquid foamed phenomenon of unstripped gas, a set of amine liquid defoamer instillation system need be set.This technological process is complicated, and the equipment of use is many, and equipment investment is high, and floor space is large, is difficult to the purified treatment implementing amine liquid on modularization popular at present, sledge dressization purifying device for natural gas.
Utility model content
The utility model, for above-mentioned the deficiencies in the prior art, devises a kind of amine liquid and filters froth breaking composite handling arrangement.
Amine liquid of the present utility model filters froth breaking composite handling arrangement, comprises two-part adsorption filtration device and froth breaking mechanical filter unit.
Described two-part adsorption filtration device comprises the first tank body, and the upper and lower in described first tank body is separately installed with mechanical filter and absorber.
Described froth breaking mechanical filter unit comprises the second tank body, is provided with mechanical filter in described second tank body, and described second tank wall is provided with injection defoaming device.
The inlet that described first tank body top is arranged is connected with feed tube, and the liquid outlet that described first tank base is arranged is connected by carrier pipe with the inlet that the second tank body top is arranged, and the liquid outlet that described second tank base is arranged is connected with drain pipe.
Described feed tube, carrier pipe and drain pipe are respectively arranged with liquid feed valve, transfer valve and liquid valve, and the inlet that the feed tube outside described liquid feed valve is arranged by communicating pipe and the second tank body top is connected, and described communicating pipe is provided with communicating valve.
Preferably, described mechanical filter is silk screen wound filter element, and described absorber is active fruit shell carbon.
Preferably, described injection defoaming device comprises funnel, needle valve and drip tube, and described drip tube is inclined and mounted on the second tank body, and described needle valve is arranged on drip tube, and described funnel is arranged on drip tube top.
Preferably, described first tank body and the second tank body top are all provided with pressure relief opening, and described pressure relief opening is all connected with relief valve; Described first tank body and the second tank body bottom are all provided with sewage draining exit, and described sewage draining exit is all connected with blowoff valve.
The beneficial effects of the utility model are: amine liquid filters froth breaking composite handling arrangement just can realize amine liquid purified treatment by two-part adsorption filtration device and froth breaking mechanical filter unit, decrease number of devices, reduce cost of investment, also reduce the volume taken, can implement on modularization, sledge dressization purifying device for natural gas.Adopt double-filtration flow process, ensure same amine liquid system purification effect, simplify three-stage filtration flow process, equipment is less, is convenient to administer and maintain, and also reduces the quantity that between equipment, external valve connects simultaneously, reduce valve leak odds, improve security.Also according to the pollution level of amine liquid, selection and the adjustment of filtering process can be carried out, further simplify filtering process, improve the service life of absorber, extend the maintenance period of equipment, reduce the maintenance cost of equipment.
Mechanical filter is silk screen wound filter element, filtering accuracy 5 microns, can effectively remove suspended particulate tiny in amine fluid circulation.Absorber is active fruit shell carbon, and what effectively can adsorb heavy hydrocarbons, organic acid substance and the amine liquid carried in amine liquid says hydrolysis products.Inject defoaming device structure simple, coordinate relief valve and blowoff valve, directly can utilize the negative pressure formed in tank body, make defoamer in funnel be injected in tank body, complete froth breaking operation, special amine liquid defoamer instillation system need not be configured, can ensure amine liquid defoaming effect, equipment investment is low, takies additional space hardly, utilizing negative pressure that defoamer is flowed into also makes the adding amount of defoamer moderate, saves cost.
Accompanying drawing explanation
Accompanying drawing 1 is the system construction drawing that this amine liquid filters froth breaking composite handling arrangement.
Detailed description of the invention
In order to understand structure of the present utility model, feature and other object further, the appended preferred embodiment of existing combination is described in detail as follows, and illustrated preferred embodiment is only for illustration of the technical solution of the utility model, and non-limiting the utility model.
Detailed description of the invention of the present utility model is as follows:
As shown in Figure 1, this amine liquid filters froth breaking composite handling arrangement, comprises two-part adsorption filtration device 1 and froth breaking mechanical filter unit 2.
The upper and lower that two-part adsorption filtration device 1 comprises in the first tank body 3, first tank body 3 is separately installed with mechanical filter 5 and absorber 6.
Froth breaking mechanical filter unit 2 comprises in the second tank body 4, second tank body 4 and is provided with mechanical filter 5, the second tank body 4 sidewall is provided with and injects defoaming device 7.
Mechanical filter 5 is silk screen wound filter element, is made up of 304 stainless steel metal silk screens, and filtering accuracy is 5 microns, can remove suspended particulate tiny in amine liquid.Absorber 6 is corpuscular active fruit shell carbon, the catabolite in the heavy hydrocarbons, organic acid substance and the amine liquid that carry in absorption amine liquid.
Inject defoaming device 7 and comprise funnel 16, needle valve 17 and drip tube 18.Drip tube 18 is inclined and mounted on the second tank body 4, and needle valve 17 is arranged on drip tube 18, and funnel 16 is arranged on drip tube 18 top.Inject defoaming device 7 structure simply small and exquisite, make equipment need not configure special amine liquid defoamer instillation system, equipment investment is low, takies additional space hardly.
The inlet that first tank body 3 top is arranged is connected with feed tube 8, and the inlet that the liquid outlet arranged bottom the first tank body 3 and the second tank body 4 top are arranged is connected by carrier pipe 9, and the liquid outlet arranged bottom the second tank body 4 is connected with drain pipe 10.
Feed tube 8, carrier pipe 9 and drain pipe 10 are respectively arranged with liquid feed valve 11, transfer valve 12 and liquid valve 13, feed tube 8 outside liquid feed valve 11, by being connected with the inlet that the second tank body 4 top is arranged communicating pipe 14, described communicating pipe 14 is provided with communicating valve 15.
First tank body 3 and the second tank body 4 top are all provided with pressure relief opening, and pressure relief opening is all connected with relief valve 19.First tank body 3 and the second tank body 4 bottom are all provided with sewage draining exit, and sewage draining exit is all connected with blowoff valve 20.
When system amine liquid pollutes larger, amine liquid, by the liquid feed valve 11 of feed tube 8, enters into the first tank body 3 of two-part adsorption filtration device 1.After amine liquid enters the first tank body 3, first be downward through mechanical filter 5, silk screen wound filter element is utilized to remove suspended particulate tiny in amine liquid, then amine liquid flows downward again, flow through absorber 6, utilize the catabolite in heavy hydrocarbons, organic acid substance and the amine liquid carried in charcoal absorption amine liquid.
Amine liquid after the mechanical filter 5 and absorber 6 filtration absorption of two-part adsorption filtration device 1, at the transfer valve 12 by carrier pipe 9, enters into the second tank body 4 of froth breaking mechanical filter unit 2.After amine liquid enters the second tank body 4; be downward through mechanical filter 5; due in the first tank body 3; when amine liquid flows through the active carbon of absorber 6; powder particle in active carbon can enter into amine liquid; mechanical filter 5 in second tank body 4, by the powder particle filtering of these active carbons, is discharged eventually through the liquid valve 13 of drain pipe 10 through the amine liquid filtered, is completed the filtration, purification of amine liquid.
When system amine liquid less pollution, close liquid feed valve 11 and transfer valve 12, open communicating valve 15, amine liquid is directly directly sent to the second tank body 4 of froth breaking mechanical filter unit 2 by the communicating valve 15 of communicating pipe 14, the mechanical filter 5 in the second tank body 4 is utilized to remove suspended particulate tiny in amine liquid, amine liquid through filtering is discharged eventually through the liquid valve 13 of drain pipe 10, completes the filtration, purification of amine liquid.Which simplify filtering process, make amine liquid by the active carbon of absorber 6, the service life of absorber need not be improve, extend the maintenance period of equipment, the maintenance cost of reduction equipment, can select filtering process according to the pollution situation of amine liquid, make the use flexibility of whole equipment stronger.
In above-mentioned amine liquid filtration, purification operation process, if there is foamed phenomenon in amine liquid, after in the second tank body 4 that amine liquid enters into froth breaking mechanical filter unit 2, valve-off liquid feed valve 11, transfer valve 12, liquid valve 13 and communicating valve 15, then the relief valve 19 opened on the second tank body 4 carries out pressure release, appropriate defoamer is joined the funnel 16 injecting defoaming device 7, and slowly open needle valve 17, regulate the aperture of the blowoff valve 20 on the second tank body 4, utilize the negative pressure that discharge opeing is formed, defoamer in suction funnel, defoamer is filled in the second tank body 4.After defoamer has been annotated, close relief valve 19 on the second tank body 4 and blowoff valve 20 and needle valve 17, then control liquid feed valve 11, transfer valve 12, liquid valve 13 and communicating valve 15, make whole equipment proceed amine liquid filtration, purification.
Claims (4)
1. amine liquid filters a froth breaking composite handling arrangement, it is characterized in that, comprises two-part adsorption filtration device (1) and froth breaking mechanical filter unit (2),
Described two-part adsorption filtration device (1) comprises the first tank body (3), and the upper and lower in described first tank body (3) is separately installed with mechanical filter (5) and absorber (6);
Described froth breaking mechanical filter unit (2) comprises the second tank body (4), in described second tank body (4), mechanical filter (5) is installed, described second tank body (4) sidewall is provided with and injects defoaming device (7);
The inlet that described first tank body (3) top is arranged is connected with feed tube (8), the liquid outlet that described first tank body (3) bottom is arranged is connected by carrier pipe (9) with the inlet that the second tank body (4) top is arranged, and the liquid outlet that described second tank body (4) bottom is arranged is connected with drain pipe (10);
Described feed tube (8), carrier pipe (9) and drain pipe (10) are respectively arranged with liquid feed valve (11), transfer valve (12) and liquid valve (13), the inlet that the feed tube (8) in described liquid feed valve (11) outside is arranged by communicating pipe (14) and the second tank body (4) top is connected, and is provided with communicating valve (15) described communicating pipe (14).
2. amine liquid according to claim 1 filters froth breaking composite handling arrangement, and it is characterized in that, described mechanical filter (5) is silk screen wound filter element, and described absorber (6) is active fruit shell carbon.
3. amine liquid according to claim 1 filters froth breaking composite handling arrangement, it is characterized in that, described injection defoaming device (7) comprises funnel (16), needle valve (17) and drip tube (18), described drip tube (18) is inclined and mounted on the second tank body (4), described needle valve (17) is arranged on drip tube (18), and described funnel (16) is arranged on drip tube (18) top.
4. the amine liquid according to claim 1 or 3 filters froth breaking composite handling arrangement, it is characterized in that, described first tank body (3) and the second tank body (4) top are all provided with pressure relief opening, and described pressure relief opening is all connected with relief valve (19); Described first tank body (3) and the second tank body (4) bottom are all provided with sewage draining exit, and described sewage draining exit is all connected with blowoff valve (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520676759.1U CN204973291U (en) | 2015-09-02 | 2015-09-02 | Amine liquid filters defoaming composite treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520676759.1U CN204973291U (en) | 2015-09-02 | 2015-09-02 | Amine liquid filters defoaming composite treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204973291U true CN204973291U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520676759.1U Expired - Fee Related CN204973291U (en) | 2015-09-02 | 2015-09-02 | Amine liquid filters defoaming composite treatment device |
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| CN (1) | CN204973291U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126434A (en) * | 2015-09-02 | 2015-12-09 | 杰瑞石油天然气工程有限公司 | Filtering and defoaming combined treatment device for amine liquid |
-
2015
- 2015-09-02 CN CN201520676759.1U patent/CN204973291U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105126434A (en) * | 2015-09-02 | 2015-12-09 | 杰瑞石油天然气工程有限公司 | Filtering and defoaming combined treatment device for amine liquid |
| CN105126434B (en) * | 2015-09-02 | 2017-01-18 | 杰瑞石油天然气工程有限公司 | Filtering and defoaming combined treatment device for amine liquid |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160120 Termination date: 20160902 |