CN206337234U - A kind of selexol process system - Google Patents
A kind of selexol process system Download PDFInfo
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- CN206337234U CN206337234U CN201720007772.7U CN201720007772U CN206337234U CN 206337234 U CN206337234 U CN 206337234U CN 201720007772 U CN201720007772 U CN 201720007772U CN 206337234 U CN206337234 U CN 206337234U
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Abstract
The utility model provides a kind of selexol process system, it is related to natural gas processing technical field, alkaline solution in its liquids recovery pond can be in the presence of water pump, in the nozzle for entering injection flow diverter through circulation pipe, and then sprayed through nozzle, the akaline liquid sprayed through nozzle is during trunnion is entered, bring the natural gas sprayed in shell into trunnion together, natural gas i.e. in natural gas air inlet pipe enters trunnion under the injection drainage of alkaline solution, occurs neutralization reaction into the sulfide in the alkaline matter and natural gas in the alkaline solution in trunnion, then after being sufficiently mixed reaction through anemostat, into in swirl-flow devices group, after the progress gas-liquid separation of swirl-flow devices group, liquid is recycled into liquids recovery pond, gas outlet of the gas through cyclone is exported into gas external transport pipeline, the desulfurization degree that desulfurization is carried out to natural gas can be improved, reduce the cost and danger during selexol process, avoid the sulphide staining environment in natural gas.
Description
Technical field
The utility model is related to natural gas processing technical field, and in particular to a kind of selexol process system.
Background technology
At present, gas reserves of the hydrogen sulfide content higher than 1% accounts for 25% in the natural gas gross reserves that China is verified, right
The inevitable choice during desulfurization process is domestic gas-field exploitation is carried out in the natural gas to hydrogen sulfide content higher than 1%.To day
Right gas carries out desulfurization process and there is many benefits, such as the burn into for slowing down gas pipeline improves the thermal capacity of natural gas, reduction pair
The pollution of air generation, the generation for avoiding hydrogen sulfide poisoning etc..
In prior art, natural gas is carried out sulfur method mainly include nonmetallic mineral absorption process, it is membrane separation process, overweight
Power doctor treatment and wet desulphurization method etc..Wherein, nonmetallic mineral absorption process is in natural gas using activated carbon or molecular sieve
Sulfide absorbed, but activated carbon is expensive, the power of regeneration of molecular sieve is poor, therefore nonmetallic mineral absorption process
Desulphurization cost is higher；Membrane separation process is to promote sulphur using special polymer membrane material is to sulfide different with the selectivity of methane
Compound is separated from methane, but the polymer membrane material complex manufacturing technology in membrane separation process, and the cost of practical application is very
It is high；Although the desulfurization degree of high gravity desulfurization method is higher, the operating process length of high gravity desulfurization method is high in actual applications,
And there is the danger of solution short circuit；Three kinds of foregoing selexol process methods all can not be safety, low cost to natural gas
Carry out desulfurization.Wet desulphurization method is to utilize the sulfide in the alkaline matter and natural gas in chemical solution to occur to neutralize instead
Should, and then the sulfide in natural gas is removed, common wet desulphurization is generally showering.But, because wet desulphurization method is profit
Occur the sulfide in neutralization reaction removing natural gas with the sulfide in the alkaline matter and natural gas in chemical solution, deposit
It is uneven in desulfurization, and sulfur-containing compound causes desulfurization degree to reduce easily with the state escape of gas.
The content of the invention
The utility model provides a kind of selexol process system, it is intended to improve the desulfurization degree that desulfurization is carried out to natural gas, drop
Cost and danger during low selexol process, it is to avoid the sulphide staining environment in natural gas.The utility model is provided
Technical scheme it is as follows：
The utility model provides a kind of selexol process system, and the selexol process system includes circulation pipe, injection and drawn
Stream device, water pump, control valve, knockout drum, liquids recovery pond, liquid dividing plate, swirl-flow devices group, overflow pipe, gas barrier, remove
Day with fog, gas external transport pipeline, secondary detection device, sulfur-bearing analyzer, one-level detector and natural gas air inlet pipe；The injection is drawn
Flowing device includes being provided with entrance and exit, the entrance and institute on injection shell, nozzle, trunnion, anemostat, the injection shell
Natural gas air inlet pipe connection is stated, the outlet is pyramidal structure, and the small end of the outlet is connected with one end of the trunnion, institute
State nozzle and be arranged on the outlet close to the position of the trunnion；The anemostat is Taper Pipe, and the anemostat includes anemostat
Big end and anemostat small end, the other end of the trunnion are connected with the anemostat small end, the big end of anemostat with it is described
The entrance of knockout drum is connected；The swirl-flow devices group is arranged on inside the knockout drum, the swirl-flow devices group
Upper end be provided with the gas barrier, the lower end of the cyclone separator and be provided with liquid dividing plate, the overflow pipe is arranged on
Between the gas barrier and the liquid dividing plate, the lower end outlet of the knockout drum is arranged on the liquids recovery pond
Interior, the upper end of the knockout drum is connected with the gas external transport pipeline.
Optionally, the entrance of the water pump is connected with the liquids recovery pond by pipeline, and the control valve is arranged on
In connecting pipeline between the water pump and the liquids recovery pond, the control valve is used to open and close the water pump and institute
The connecting pipeline between liquids recovery pond is stated, the outlet of the water pump is connected with the nozzle by the circulation pipe.
Optionally, the swirl-flow devices group, the liquid dividing plate, the gas barrier, the overflow pipe, the demister
It is arranged inside the knockout drum, the swirl-flow devices group includes at least one cyclone, the cyclone goes out liquid
Mouth is located at the lower section of the liquid dividing plate, and the gas outlet of the cyclone is located at the top of the gas barrier, the demister
Above the gas outlet for being arranged on the cyclone.
Optionally, the gas barrier and the liquid dividing plate are welded on the gas-liquid separation top tank structure, the rotation
The entrance of stream device is arranged on the accommodating sky that the knockout drum, the gas barrier, the liquid dividing plate are complemented each other to form
In.
Optionally, the swirl-flow devices group includes 7 cyclones parallel with one another, and the cyclone includes cylindrical section and circle
Section is bored, the upper end of the cylindrical section is provided with gas outlet, and the conical section includes the big end of circular cone and circular cone small end, and the circular cone is big
End is connected with the cylindrical section, and the circular cone small end is provided with liquid outlet.
Optionally, the main body of the knockout drum is cylindrical structural, and the cyclone parallel with one another is uniformly set
Put inside the cylindrical structural.
Optionally, the one-level detector is arranged in the natural gas air inlet pipe, and the one-level detector contains with described
Sulphur content analyzer is connected, and the secondary detection device is arranged on inside the gas external transport pipeline, the secondary detection device and institute
Sulfur-bearing analyzer is stated to be connected.
Optionally, described to control valve for solenoid electric valve, the demister is the circular net band by metal wire knitted,
The water pump is centrifugal pump.
Optionally, the liquids recovery pond stores alkaline solution, and the alkaline solution can be with the vulcanization in natural gas
Neutralization reaction occurs for thing.
Optionally, the taper of the pyramidal structure is less than 4:3, the length of the trunnion is less than the one of the diffusion tube lengths
Half, the taper of the anemostat is more than 1:10.
Alkaline solution in the selexol process system of the utility model embodiment, its liquids recovery pond can be in water pump
Under effect, enter through circulation pipe in the nozzle for spraying flow diverter, and then sprayed through nozzle, the akaline liquid sprayed through nozzle is entering
During entering trunnion, the natural gas that the natural gas sprayed in shell is brought into trunnion, i.e. natural gas air inlet pipe together is in alkali
Property solution injection drainage under enter trunnion, the sulphur into the alkaline matter and natural gas in the alkaline solution in trunnion
Neutralization reaction occurs for compound, after being then sufficiently mixed reaction through anemostat, into swirl-flow devices group, is carried out through swirl-flow devices group
After gas-liquid separation, liquid is recycled into liquids recovery pond, and gas outlet of the gas through cyclone enters defeated pipe outside natural gas
Line is exported.The selexol process system that the utility model embodiment is provided, is realized natural using the injection gravitation for spraying flow diverter
The mixing of gas and alkaline solution, then ensures the alkalescence in sulfide and alkaline solution in natural gas by trunnion and anemostat
Neutralization reaction fully occurs for material, improves the desulfurization degree of selexol process, it is to avoid the sulphide staining environment in natural gas；Together
When the alkaline solution that swirl-flow devices component is separated out is recycled, realize recycling for alkaline solution, reduce
Cost during selexol process, and the selexol process system that the utility model embodiment is provided is in closed space
It is automatic to carry out selexol process, the artificial participation process during selexol process is reduced, selexol process process is reduced
In danger.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing to be used needed for description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
The composition schematic diagram for the selexol process system that Fig. 1 provides for the utility model embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
The selexol process system of the utility model embodiment, the selexol process for petroleum industry is handled, its liquid
Alkaline solution in recovery pond can enter in the nozzle for spraying flow diverter in the presence of water pump through circulation pipe, and then through spray
Mouth sprays, and the akaline liquid sprayed through nozzle brings the natural gas sprayed in shell into larynx together during trunnion is entered
Pipe, i.e. natural gas in natural gas air inlet pipe enter trunnion under the injection drainage of alkaline solution, into the alkali in trunnion
Property solution in alkaline matter and natural gas in sulfide occur neutralization reaction, after being then sufficiently mixed reaction through anemostat,
Into in swirl-flow devices group, after the progress gas-liquid separation of swirl-flow devices group, liquid is recycled into liquids recovery pond, gas
Gas outlet through cyclone is exported into gas external transport pipeline.The selexol process system that the utility model embodiment is provided,
The mixing of natural gas and alkaline solution is realized using the injection gravitation for spraying flow diverter, day is then ensured by trunnion and anemostat
Neutralization reaction fully occurs for the alkaline matter in sulfide and alkaline solution in right gas, improves the desulfurization of selexol process
Rate, it is to avoid the sulphide staining environment in natural gas；The alkaline solution that swirl-flow devices component is separated out has been carried out simultaneously to reclaim profit
With realizing recycling for alkaline solution, reduce the cost during selexol process, and the utility model embodiment
The selexol process system of offer is automatic in closed space to carry out selexol process, during reducing selexol process
Artificial participation process, reduces the danger during selexol process.
The technical solution of the utility model is described in detail with specific embodiment below.
The composition schematic diagram for the selexol process system that Fig. 1 provides for the utility model embodiment.With reference to shown in Fig. 1, this
Utility model embodiment selexol process system, including circulation pipe 1, injection flow diverter, water pump 5, control valve 7, gas-liquid separation filling
8th, liquids recovery pond 9, liquid dividing plate 10, swirl-flow devices group 11, overflow pipe 12, gas barrier 13, demister 14, defeated outside natural gas
Pipeline 15, secondary detection device 16, sulfur-bearing analyzer 17, one-level detector 18 and natural gas air inlet pipe 19；Injection flow diverter includes
Spray and be provided with entrance and exit on shell 2, nozzle 3, trunnion 4, anemostat 6, injection shell 2, the entrance on injection shell 2 with
Natural gas air inlet pipe 19 is connected, and the outlet on injection shell 2 is pyramidal structure, sprays the small end and trunnion 4 of the outlet of shell 2
One end is connected, and nozzle 3 is arranged on inside injection shell 2, specifically, nozzle 3 is arranged on injection shell 2 close to the position of trunnion 4
Put.
With reference to shown in Fig. 1, the entrance of water pump 5 is connected with liquids recovery pond 9 by pipeline, and control valve 7 is arranged on water pump 5
In connecting pipeline between liquids recovery pond 9, wherein, control valve 7 be used to opening and closing water pump 5 and liquids recovery pond 9 it
Between connecting pipeline, the outlet of water pump 5 is connected with nozzle 3 by circulation pipe 1.
With reference to shown in Fig. 1, the internal reservoir of liquids recovery pond 9 has alkaline solution, contains alkaline matter in the alkaline solution, should
With the sulfide in natural gas neutralization reaction can occur for alkaline matter, i.e., by the alkaline matter in the alkaline solution and naturally
Neutralization reaction, which occurs, for the sulfide in gas can realize selexol process.When control valve 7 is in opening, liquids recovery
Alkaline solution in pond 9 can enter pipeloop 1, then sprayed through nozzle 3 in the presence of water pump 5 after pressurization.
It should be noted that the utility model embodiment is not limited, example for the specific species and model of water pump 5
, water pump 5 can be centrifugal pump, for being pressurized to the alkaline solution in liquids recovery pond 9.
With reference to shown in Fig. 1, anemostat 6 be Taper Pipe, anemostat 6 include the big end of anemostat and anemostat small end, trunnion 4 it is another
One end is connected with anemostat small end, and the big end of anemostat is connected with the entrance of knockout drum 8, and swirl-flow devices group 11 is arranged on
The inside of knockout drum 8, the upper end of swirl-flow devices group 11 is provided with gas barrier 13, the lower end of swirl-flow devices group 11 and is provided with
Liquid dividing plate 10, overflow pipe 12 is arranged between gas barrier 13 and liquid dividing plate 10, and the lower end outlet of knockout drum 8 is set
In liquids recovery pond 9, the upper end of knockout drum 8 is connected with gas external transport pipeline 15.
Specifically, with reference to shown in Fig. 1, the outlet on injection shell 2 is pyramidal structure, and the taper of the pyramidal structure can influence
Alkaline solution sprayed through nozzle after injection drainage power size, it is preferred that the taper of the pyramidal structure be less than 4:3 (taper is
Big end radius subtracts the ratio between the difference of small end radius and pyramidal structure height), spray the taper in the exit on shell 2
Smaller, it is bigger that it sprays drainage power.
Specifically, with reference to shown in Fig. 1, anemostat 6 is that the alkaline solution in Taper Pipe, liquids recovery pond 9 can be in water pump 5
Under effect, enter through circulation pipe 1 in the nozzle 3 for spraying flow diverter, and then sprayed through nozzle 3, the akaline liquid sprayed through nozzle 3
During trunnion 4 is entered, the day that the natural gas sprayed in shell 2 is brought into trunnion 4, i.e. natural gas air inlet pipe 19 together
Right gas enters trunnion 4 under the injection drainage of alkaline solution, into the alkaline matter and day in the alkaline solution in trunnion 4
Neutralization reaction occurs for the sulfide in right gas, is then sufficiently mixed reaction through anemostat 6, therefore, the master of trunnion 4 and anemostat 6
It is to be sufficiently mixed reaction for the sulfide in the alkaline matter and natural gas in alkaline solution to act on, and with anemostat 6
Diameter become larger, the speed of mixture is gradually reduced, and alkaline solution and natural gas can be sufficiently mixed, therefore, anemostat 6
Taper can not too small and anemostat 6 length can not be too short, it is preferred that the length of trunnion 4 be less than the length of anemostat 6 one
Half, and the taper of anemostat 6 is more than 1:10, it is ensured that natural gas is sufficiently mixed with alkaline solution, both ensured in natural gas
With the alkaline matter in alkaline solution neutralization reaction fully occurs for sulfide, improves the desulfurization degree of selexol process, it is to avoid natural
Sulphide staining environment in gas.
With reference to shown in Fig. 1, the main body of knockout drum 8 is a cylindrical structural, is set at the top of cylindrical structural
Having be provided with gas outlet at the top of ellipsoidal head, ellipsoidal head, the gas outlet and gas external transport pipeline 15
It is connected, example, cylindrical structural is cylindrical tube, and the bottom of cylindrical tube is provided with cone, the bottom of cone
Portion is welded with cylindric discharging tube, and the outlet of cylindric discharging tube is located in liquids recovery pond 9.
It should be noted that the fixed form between ellipsoidal head, cylindrical tube and cone, the utility model is real
Example is applied to be not specifically limited, example, ellipsoidal head and cone can be fixed on cylindrical tube by way of welding
Two ends.
With reference to shown in Fig. 1, swirl-flow devices group 11, liquid dividing plate 10, gas barrier 13, overflow pipe 12, demister 14 are all provided with
Put inside knockout drum 8, swirl-flow devices group includes at least one cyclone, the liquid outlet of cyclone is located at liquid dividing plate 10
Lower section, the gas outlet of cyclone is located at the top of gas barrier 13, and demister 14 is arranged on above the gas outlet of cyclone.
Specifically, with reference to shown in Fig. 1, gas barrier 13 and liquid dividing plate 10 are welded on the inwall of knockout drum 8,
The entrance of cyclone is arranged in the accommodation space that knockout drum 8, gas barrier 13, liquid dividing plate 10 are complemented each other to form,
Wherein, gas barrier 13 directly escapes out accommodation space, i.e. gas barrier 13 for the natural gas of entry deterrence knockout drum
For ensureing that the natural gas air inlet through cyclone completely for entering knockout drum enters inside cyclone, liquid dividing plate 10 is used
In support cyclone.
It should be noted that the utility model embodiment is for the number of cyclone and eddy flow that are set in swirl-flow devices group
The mounting means of device, is not specifically limited, example, and swirl-flow devices group 11 includes 7 cyclones parallel with one another, cyclone bag
Cylindrical section and conical section are included, the upper end of cylindrical section is provided with gas outlet, and conical section includes the big end of circular cone and circular cone small end, and circular cone is big
End is connected with the cylindrical section, and circular cone small end is provided with liquid outlet.
It is preferred that, with reference to shown in Fig. 1,7 cyclones parallel with one another are uniformly arranged on the cylinder of knockout drum 8
Inside configuration, wherein, for the fixed form between cyclone and knockout drum 8, the utility model embodiment is not done specifically
Limit.
It should be noted that being sufficiently mixed and occurring alkaline solution after neutralization reaction and natural gas by anemostat 6
Gas-liquid mixture enters in swirl-flow devices group 11, after cyclone progress gas-liquid separation in parallel in swirl-flow devices group, separation
Liquid outlet of the alkaline solution out through cyclone is discharged into liquids recovery pond 9 and continues cycling through utilization, realizes alkaline solution
Recycle, reduce the cost during selexol process；Meanwhile, gas outlet row of the gas separated through cyclone
Go out and enter the accommodation space that gas barrier 13 and ellipsoidal head are cooperatively formed, wherein, the gas that the gas outlet of cyclone is discharged
Sulfide is practically free of in body, it is to avoid the sulphide staining environment in natural gas.
With reference to shown in Fig. 1, it is preferred that control valve 7 is solenoid electric valve, and demister 14 is the circle by metal wire knitted
Shape guipure, demister 14 is used for barrier liquid droplet.
Specifically, the natural gas after desulfurization is after cyclone completion preliminary hydro-extraction, into gas barrier 13 and ellipse
After the accommodation space that end socket is cooperatively formed, secondary water removal is carried out through 14 pairs of natural gases discharged from cyclone gas outlet of demister,
Most sulfur-bearing rate and moisture content natural gas up to standard are exported through gas external transport pipeline at last.
With reference to shown in Fig. 1, one-level detector 18 is arranged in natural gas air inlet pipe 19, and one-level detector 18 is with containing Sulfur Analysis
Instrument 17 is connected, and secondary detection device 16 is arranged on inside gas external transport pipeline 15, secondary detection device 16 and sulfur-bearing analyzer 17
It is connected.Wherein, one-level detector 18 is used to detect the sulfur-bearing rate in the natural gas without desulfurization, and secondary detection device 16 is used to examine
The sulfur-bearing rate surveyed in the natural gas that desulfurization is completed through overspray flow diverter, one-level detector 18 and secondary detection device 16 will be adopted respectively
The sample data of collection is sent to sulfur-bearing analyzer 17, and after the calculating processing of sulfur-bearing analyzer 17, adjust automatically alkalescence is molten
The injection pressure and the concentration of alkaline solution neutral and alkali material of liquid, it is ensured that the sulfide removal in natural gas reaches desulfurization standard,
The artificial participation process during selexol process is reduced, the danger during selexol process is reduced.
Alkaline solution in the selexol process system of the utility model embodiment, its liquids recovery pond can be in water pump
Under effect, enter through circulation pipe in the nozzle for spraying flow diverter, and then sprayed through nozzle, the akaline liquid sprayed through nozzle is entering
During entering trunnion, the natural gas sprayed in shell is brought the injection drainage of trunnion, i.e. natural gas in alkaline solution into together
Enter trunnion under effect, occur to neutralize instead into the sulfide in the alkaline matter and natural gas in the alkaline solution in trunnion
Should, after being then sufficiently mixed reaction through anemostat, into swirl-flow devices group, after the progress gas-liquid separation of swirl-flow devices group,
Liquid is recycled into liquids recovery pond, and gas outlet of the gas through cyclone is exported into gas external transport pipeline.
The selexol process system that the utility model embodiment is provided, is realized natural using the injection gravitation for spraying flow diverter
The mixing of gas and alkaline solution, then ensures the alkalescence in sulfide and alkaline solution in natural gas by trunnion and anemostat
Neutralization reaction fully occurs for material, improves the desulfurization degree of selexol process, it is to avoid the sulphide staining environment in natural gas；Together
When the alkaline solution that swirl-flow devices component is separated out is recycled, realize recycling for alkaline solution, reduce
Cost during selexol process, and the selexol process system that the utility model embodiment is provided is in closed space
It is automatic to carry out selexol process, the artificial participation process during selexol process is reduced, selexol process process is reduced
In danger.
Finally it should be noted that：Various embodiments above is only limited to illustrate the technical solution of the utility model, rather than to it
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, or to which part or whole
Technical characteristic carries out equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
1. a kind of selexol process system, it is characterised in that the selexol process system include circulation pipe, injection flow diverter,
Water pump, control valve, knockout drum, liquids recovery pond, liquid dividing plate, swirl-flow devices group, overflow pipe, gas barrier, demister,
Gas external transport pipeline, secondary detection device, sulfur-bearing analyzer, one-level detector and natural gas air inlet pipe；The injection flow diverter
Including injection shell, nozzle, trunnion, anemostat, entrance and exit, the entrance and the day are provided with the injection shell
Right gas air inlet pipe connection, the outlet is pyramidal structure, and the small end of the outlet is connected with one end of the trunnion, the spray
Mouth is arranged on the outlet close to the position of the trunnion；The anemostat is Taper Pipe, and the anemostat includes the big end of anemostat
With anemostat small end, the other end of the trunnion is connected with the anemostat small end, the big end of anemostat and the gas-liquid
The entrance of knockout drum is connected；The swirl-flow devices group is arranged on inside the knockout drum, the swirl-flow devices group it is upper
End is provided with the gas barrier, the lower end of the cyclone separator and is provided with liquid dividing plate, and the overflow pipe is arranged on described
Between gas barrier and the liquid dividing plate, the lower end outlet of the knockout drum is arranged in the liquids recovery pond, institute
The upper end for stating knockout drum is connected with the gas external transport pipeline.
2. selexol process system according to claim 1, it is characterised in that the entrance of the water pump is returned with the liquid
Receives pond is connected by pipeline, and the control valve is arranged in the connecting pipeline between the water pump and the liquids recovery pond,
The control valve is used to open and close the connecting pipeline between the water pump and the liquids recovery pond, the outlet of the water pump
It is connected with the nozzle by the circulation pipe.
3. selexol process system according to claim 1, it is characterised in that the swirl-flow devices group, the liquid every
Plate, the gas barrier, the overflow pipe, the demister are arranged inside the knockout drum, the swirl-flow devices
Group includes at least one cyclone, and the liquid outlet of the cyclone is positioned at the lower section of the liquid dividing plate, and the cyclone goes out
Gas port is located at the top of the gas barrier, and the demister is arranged on above the gas outlet of the cyclone.
4. selexol process system according to claim 3, it is characterised in that the gas barrier and the liquid dividing plate
Be welded on the gas-liquid separation top tank structure, the entrance of the cyclone be arranged on the knockout drum, the gas every
In the accommodation space that plate, the liquid dividing plate are complemented each other to form.
5. the selexol process system according to claim 3 or 4, it is characterised in that the swirl-flow devices group includes 7 phases
Mutual cyclone in parallel, the cyclone includes cylindrical section and conical section, and the upper end of the cylindrical section is provided with gas outlet, described
Conical section includes the big end of circular cone and circular cone small end, and the big end of circular cone is connected with the cylindrical section, and the circular cone small end is set
There is liquid outlet.
6. selexol process system according to claim 5, it is characterised in that the main body of the knockout drum is cylinder
Shape structure, the cyclone parallel with one another is uniformly arranged on inside the cylindrical structural.
7. selexol process system according to claim 1, it is characterised in that the one-level detector is arranged on the day
In right gas air inlet pipe, the one-level detector is connected with the sulfur-bearing analyzer, and the secondary detection device is arranged on the day
Inside right gas external transport pipeline, the secondary detection device is connected with the sulfur-bearing analyzer.
8. selexol process system according to claim 1, it is characterised in that described to control valve for solenoid electric valve, institute
It is the circular net band by metal wire knitted to state demister, and the water pump is centrifugal pump.
9. selexol process system according to claim 1, it is characterised in that it is molten that the liquids recovery pond stores alkalescence
With the sulfide in natural gas neutralization reaction can occur for liquid, the alkaline solution.
10. selexol process system according to claim 1, it is characterised in that the taper of the pyramidal structure is less than 4:
3, the length of the trunnion is less than the half of the diffusion tube lengths, and the taper of the anemostat is more than 1:10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720007772.7U CN206337234U (en) | 2017-01-05 | 2017-01-05 | A kind of selexol process system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720007772.7U CN206337234U (en) | 2017-01-05 | 2017-01-05 | A kind of selexol process system |
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| CN206337234U true CN206337234U (en) | 2017-07-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108277053A (en) * | 2017-01-05 | 2018-07-13 | 中国石油大学(华东) | A kind of selexol process system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108277053A (en) * | 2017-01-05 | 2018-07-13 | 中国石油大学(华东) | A kind of selexol process system |
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Granted publication date: 20170718 Termination date: 20190105 |