CN203090758U - Filtering and reactivation device for skid-mounted natural gas desulfurized amine solution - Google Patents
Filtering and reactivation device for skid-mounted natural gas desulfurized amine solution Download PDFInfo
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- CN203090758U CN203090758U CN 201220711284 CN201220711284U CN203090758U CN 203090758 U CN203090758 U CN 203090758U CN 201220711284 CN201220711284 CN 201220711284 CN 201220711284 U CN201220711284 U CN 201220711284U CN 203090758 U CN203090758 U CN 203090758U
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Abstract
The utility model provides a filtering and reactivation device for a skid-mounted natural gas desulfurized amine solution, which comprises a mechanical filtering unit, a heat stable salt removal unit, a strong cation removal unit and a filter medium and exchange resin regeneration unit, wherein the mechanical filtering unit, the heat stable salt removal unit and the strong cation removal unit are sequentially connected through a pipe, and the filter medium and exchange resin regeneration unit is respectively connected with the mechanical filtering unit, the heat stable salt removal unit and the strong cation removal unit through a pipe. The filtering and reactivation device for a skid-mounted natural gas desulfurized amine solution provided by the utility model can effectively remove solid impurities, heat stable salts and metal strong cations in a desulfurized amine solution of a natural gas purification device.
Description
Technical field
The utility model relates to natural gas purification field, gas field, and particularly a kind of filtration of skid selexol process amine liquid brings back to life device.
Background technology
The most at present employing hydramine of purifying device for natural gas method removes the H in the natural gas
2S and portion C O
2Growth along with running time, solid impurity of thoroughly not removed in the raw natural gas and salinity formation water carry out entering in the gas-liquid contact process solution system and constantly accumulation in the absorption tower, alkanolamine solution is in synthetic and use simultaneously, generate catabolites such as various thermal-stable salts, make solid impurity in the amine liquid, heat stable salt and metal strong cation content increase, cause the solution absorbability to descend, easily foaming, solution losses raises, problem such as appliance arrangement and pipeline corrosion has a strong impact on device stable operation.
At present, mainly contain the method for mechanical filter+charcoal absorption combination or mechanical filter+the go method of anion combination at the processing method of impurity in the purifying device for natural gas amine liquid.Method for mechanical filter+charcoal absorption combination is subjected to the filter core accuracy limitations, is certain to the filter effect of solid particle in the amine liquid, can't remove heat stable salt, the metal strong cation that is dissolved in the solution simultaneously.For mechanical filter+the go method of anion combination, can the deep removal granule foreign, remove the heat stable salt in the amine liquid, but can't remove the metal strong cation in the amine liquid.
The utility model content
Technical problem to be solved in the utility model provides a kind of filtration that can effectively remove solid impurity, heat stable salt and metal strong cation in the amine liquid for desulphurization and brings back to life device.
For solving the problems of the technologies described above, the utility model provides a kind of filtration of skid selexol process amine liquid to bring back to life device, comprise that mechanical filter unit, heat stable salt remove unit, strong cation and remove unit, and the regeneration unit of filter medium and exchanger resin, described mechanical filter unit, heat stable salt remove the unit and remove the unit with strong cation and be connected successively by pipeline, the regeneration unit of described filter medium and exchanger resin by pipeline be connected described mechanical filter unit respectively, heat stable salt removes the unit and strong cation removes the unit.
Further, described mechanical filter unit comprises one-level mechanical filter and secondary mechanical filter.
Further, described heat stable salt removes the unit and comprises the resin anion (R.A.) switch.
Further, described strong cation removes the unit and comprises the cation resin exchange device.
Further, the regeneration unit of described filter medium and exchanger resin comprises resin anion (R.A.) regeneration solution preparing tank and resin cation regeneration solution preparing tank.
Further, the regeneration unit of described filter medium and exchanger resin and described mechanical filter unit, heat stable salt remove the unit, and the pipeline that removes between the unit of strong cation be provided with the desalination water pump.
Further, the pipeline that described resin anion (R.A.) regeneration removes between the unit with solution preparing tank and heat stable salt is provided with the actified solution pump, and the pipeline that described resin cation regeneration removes between the unit with solution preparing tank and strong cation is provided with the actified solution pump.
Further, described mechanical filter unit, heat stable salt remove unit, strong cation remove the unit, and the regeneration unit of filter medium and exchanger resin whole become to prize be arranged on the skid platform.
The filtration resurrection device of the skid selexol process amine liquid that the utility model provides can effectively be removed solid impurity, heat stable salt and the metal strong cation in the purifying device for natural gas amine liquid for desulphurization.
Description of drawings
Fig. 1 brings back to life the device schematic flow sheet for the filtration of the skid selexol process amine liquid that the utility model embodiment provides.
The specific embodiment
Referring to Fig. 1, the filtration of a kind of skid selexol process amine liquid that the utility model embodiment provides brings back to life device, comprise the mechanical filter unit, heat stable salt removes the unit, strong cation removes the unit, and the regeneration unit of filter medium and exchanger resin, the mechanical filter unit, heat stable salt removes the unit, strong cation removes the unit, and the regeneration unit of filter medium and exchanger resin integral body becomes sled to be arranged on the skid platform 9, the mechanical filter unit comprises one-level mechanical filter 1 and secondary mechanical filter 2, heat stable salt removes the unit and comprises resin anion (R.A.) switch 3, strong cation removes the unit and comprises cation resin exchange device 4, one-level mechanical filter 1, secondary mechanical filter 2, resin anion (R.A.) switch 3 and cation resin exchange device 4 are connected successively by pipeline, lead to one-level mechanical filter 1, secondary mechanical filter 2, the trunk line of resin anion (R.A.) switch 3 and cation resin exchange device 4 is provided with desalination water pump 7, the regeneration unit of filter medium and exchanger resin comprises resin anion (R.A.) regeneration solution preparing tank 5 and resin cation regeneration solution preparing tank 6, resin anion (R.A.) regeneration is provided with actified solution pump 8 with the pipeline between solution preparing tank 5 and the resin anion (R.A.) switch 3, and resin cation regeneration is provided with actified solution pump 8 with the pipeline between solution preparing tank 6 and the cation resin exchange device 4.
The operation principle that the filtration of a kind of skid selexol process amine liquid that the utility model embodiment provides brings back to life device is: the amine liquid for desulphurization that purifying device for natural gas need be filtered resurrection is collected in the amine liquid storage tank when device is stopped transport, and with pipeline amine liquid storage tank and amine liquid for desulphurization filtration resurrection device is connected.Amine liquid at first enters in one-level mechanical filter 1 and the secondary mechanical filter 2 and filters, and removes the solid impurity of certain particle diameter, and wherein the filter medium in the secondary mechanical filter 2 is than the filter media precision height in the one-level mechanical filter 1; Amine liquid from secondary mechanical filter 2 passes through resin anion (R.A.) switch 3, removes heat stable salt wherein; By cation resin exchange device 4, remove metal strong cation wherein from the amine liquid of resin anion (R.A.) switch 3; The amine liquid that filters after bringing back to life enters another amine liquid storage tank.When filter medium is regenerated, at first utilize desalination water pump 7 that demineralized water is delivered in one-level mechanical filter 1 and the secondary mechanical filter 2, wherein amine hydraulic pressure is gone out, carry out backwash with demineralized water then; When ion exchange resin is regenerated, at first utilize desalination water pump 7 that demineralized water is delivered in resin anion (R.A.) switch 3 and the cation resin exchange device 4, amine hydraulic pressure is wherein gone out, with demineralized water resin is carried out backwash again, utilize resin anion (R.A.) regeneration with the cation regenerated liquid in the solution preparing tank 6 resin to be regenerated then with anion regeneration liquid that configures in the solution preparing tank 5 and resin cation regeneration, utilize demineralized water to wash after the resin regeneration, filter medium harmonizing yinyang ion exchange resin regeneration enters next amine liquid purification cycle after finishing.
The filtration of a kind of skid selexol process amine liquid that the utility model embodiment provides brings back to life device and has following characteristics:
(1) adopted mechanical filter unit+resin anion (R.A.) switch+cation resin exchange device process combined that amine liquid is filtered resurrection, can reduce the content of solid impurity in the amine liquid, heat stable salt, metal strong cation, improved amine liquid cleanliness factor, assurance device stable operation.
(2) adopt skid-mounted device, can when the device operation, carry out on-line filtration and bring back to life, also can when device is stopped transport, carry out integral filter and bring back to life amine liquid to amine liquid, easy to operate.
(3) renewable the recycling of yin, yang ion exchange resin of Cai Yonging reduced cost.
It should be noted last that, the above specific embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to example, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (8)
1. the filtration of a skid selexol process amine liquid brings back to life device, it is characterized in that: comprise that mechanical filter unit, heat stable salt remove unit, strong cation and remove unit, and the regeneration unit of filter medium and exchanger resin, described mechanical filter unit, heat stable salt remove the unit and remove the unit with strong cation and be connected successively by pipeline, the regeneration unit of described filter medium and exchanger resin by pipeline be connected described mechanical filter unit respectively, heat stable salt removes the unit and strong cation removes the unit.
2. the filtration of selexol process amine liquid according to claim 1 brings back to life device, and it is characterized in that: described mechanical filter unit comprises one-level mechanical filter and secondary mechanical filter.
3. the filtration of selexol process amine liquid according to claim 1 brings back to life device, and it is characterized in that: described heat stable salt removes the unit and comprises the resin anion (R.A.) switch.
4. the filtration of selexol process amine liquid according to claim 1 brings back to life device, and it is characterized in that: described strong cation removes the unit and comprises the cation resin exchange device.
5. the filtration of selexol process amine liquid according to claim 1 brings back to life device, it is characterized in that: the regeneration unit of described filter medium and exchanger resin comprises resin anion (R.A.) regeneration solution preparing tank and resin cation regeneration solution preparing tank.
6. the filtration of selexol process amine liquid according to claim 5 brings back to life device, it is characterized in that: the regeneration unit of described filter medium and exchanger resin and described mechanical filter unit, heat stable salt remove the unit, reach the pipeline that strong cation removes between the unit is provided with the desalination water pump.
7. the filtration of selexol process amine liquid according to claim 6 brings back to life device, it is characterized in that: the pipeline that described resin anion (R.A.) regeneration removes between the unit with solution preparing tank and heat stable salt is provided with the actified solution pump, and the pipeline that described resin cation regeneration removes between the unit with solution preparing tank and strong cation is provided with the actified solution pump.
8. the filtration of selexol process amine liquid according to claim 1 brings back to life device, it is characterized in that: described mechanical filter unit, heat stable salt remove unit, strong cation remove the unit, and the regeneration unit of filter medium and exchanger resin whole become to prize be arranged on the skid platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220711284 CN203090758U (en) | 2012-12-20 | 2012-12-20 | Filtering and reactivation device for skid-mounted natural gas desulfurized amine solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220711284 CN203090758U (en) | 2012-12-20 | 2012-12-20 | Filtering and reactivation device for skid-mounted natural gas desulfurized amine solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203090758U true CN203090758U (en) | 2013-07-31 |
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ID=48842203
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220711284 Expired - Fee Related CN203090758U (en) | 2012-12-20 | 2012-12-20 | Filtering and reactivation device for skid-mounted natural gas desulfurized amine solution |
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| Country | Link |
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| CN (1) | CN203090758U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178591A (en) * | 2015-05-08 | 2016-12-07 | 北京思践通科技发展有限公司 | A kind of method purifying organic amine |
| CN106975323A (en) * | 2017-04-06 | 2017-07-25 | 西安石油大学 | One kind failure selexol process regenerative device of solution |
| CN111056671A (en) * | 2020-01-17 | 2020-04-24 | 成都能净科技有限公司 | Amine liquid purification skid-mounted system and method thereof |
-
2012
- 2012-12-20 CN CN 201220711284 patent/CN203090758U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178591A (en) * | 2015-05-08 | 2016-12-07 | 北京思践通科技发展有限公司 | A kind of method purifying organic amine |
| CN106178591B (en) * | 2015-05-08 | 2019-03-15 | 北京思践通科技发展有限公司 | A method of purification organic amine |
| CN106975323A (en) * | 2017-04-06 | 2017-07-25 | 西安石油大学 | One kind failure selexol process regenerative device of solution |
| CN106975323B (en) * | 2017-04-06 | 2023-12-05 | 西安石油大学 | Invalid natural gas desulfurization solution regeneration device |
| CN111056671A (en) * | 2020-01-17 | 2020-04-24 | 成都能净科技有限公司 | Amine liquid purification skid-mounted system and method thereof |
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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 |
Granted publication date: 20130731 Termination date: 20211220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |