CN203878079U - Separation device - Google Patents
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- CN203878079U CN203878079U CN201420289398.0U CN201420289398U CN203878079U CN 203878079 U CN203878079 U CN 203878079U CN 201420289398 U CN201420289398 U CN 201420289398U CN 203878079 U CN203878079 U CN 203878079U
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Abstract
The utility model provides a separation device for separating components of a hydrocarbon mixture. The separation device comprises a debutanizing tower and a demethanizing device, wherein the debutanizing tower is used for separating hydrocarbons containing C4 components and heavier fractions; the debutanizing tower comprises a C4 component outlet for outputting the C4 components; the demethanizing device is used for separating a mixture containing C2 components and lighter fractions; the demethanizing device comprises an absorbent inlet through which an absorbent for absorbing the C2 components is introduced; and the absorbent inlet is communicated with the C4 component outlet to introduce the C4 components serving as the absorbent into the demethanizing device. According to the technical scheme of the utility model, the addition of additional absorbent in the separation device is avoided, the cyclic regeneration procedure of the absorbent is omitted, and the energy consumption of the separation device is reduced.
Description
Technical field
The utility model relates to separation of hydrocarbons field, more specifically, relates to a kind of tripping device of hydro carbons.
Background technology
At present, ethene and propylene are the basic materials of petrochemical industry, and the technique in past is to obtain by hydrocarbon cracking or catalytic pyrolysis.The in the situation that of being becoming tight in global petroleum supplly day, people have developed by the particularly technique taking methyl alcohol, ethanol as raw material production low-carbon alkene of oxide compound.Alcohols can be produced with the synthetic gas of Sweet natural gas or coal, has so just avoided use petroleum resources.
The pyrolyzer outlet product component of the product composition of oxygenate conversion process and hydrocarbon cracking ethene processed is similar, is all that light gas is as hydrogen, nitrogen and lighter hydrocarbons; But in the product component obtaining by oxide compound, the content of hydrogen, methane is less, therefore the more traditional ethylene process of its separation process is different.
The Olefin Separation Technology in methanol-to-olefins downstream is mainly taking solvent absorption as main at present.In prior art, utilize the sorption of solvent to reclaim the ethene in its component, thereby ensure the yield of ethene.But in existing solvent absorption, need in tripping device, add the additionally solvent as absorption agent, need cyclic regeneration for fear of waste solvent, energy consumption is larger.
Utility model content
The utility model aims to provide a kind of tripping device that reduces energy consumption.
To achieve these goals, the utility model provides a kind of tripping device, for separating of each component of hydrocarbon mixture, tripping device comprises: debutanizing tower, debutanizing tower is for separating of comprising carbon four components and the hydrocarbon of last running more, and debutanizing tower comprises the carbon four components outlets for exporting carbon four components; Demethanizing device, demethanizing device is for separating of comprising carbon two components and the mixture of lighting end more, demethanizing device comprises the absorption agent import of introducing the absorption agent for absorbing carbon two components, and absorption agent import passes to mutually and introduces demethanizing device using carbon four components as absorption agent with carbon four component outlets.
Further, tripping device also comprises olefin metathesis device, and demethanizing device (4) also comprises the absorption agent delivery port that has absorbed carbon four components of carbon two components for exporting small part to, and absorption agent delivery port communicates with the import of olefin metathesis device.
Further, demethanizing device comprises demethanizing portion and absorbent portion, demethanizing portion is for separating of comprising carbon two components and the hydrocarbon of lighting end more, demethanizing portion comprises that demethanizing portion is isolated comprises carbon one component and the more outlet of the mixture of lighting end for exporting, carbon two components that absorbent portion mixes for absorbing the isolated mixture that comprises carbon one component and more lighting end of demethanizing portion, this outlet of demethanizing portion communicates with the import of absorbent portion, and absorbent portion comprises absorption agent import.
Further, absorbent portion comprises the absorption agent refluxing opening of the mixture of the absorption agent that is mixed with carbon two components for being expelled to small part, debutanizing tower comprises the first absorption agent import of the mixture for introducing the absorption agent that is mixed with carbon two components, and absorption agent refluxing opening communicates with the first absorption agent import.。
Further, demethanizing portion and absorbent portion are arranged in same tower body or demethanizing portion and absorbent portion are arranged in different tower bodies.
Further, absorbent portion comprises the first separated part and the second separated part, the first separated part communicates with absorption agent import, the second separated part is for holding absorption agent that the first separated part overflows and absorbing from carbon one component of the import of absorbent portion and carbon two components that more lighting end mixes with the absorption agent overflowing, the first separated part for to through the second separate part from carbon one component and carbon two components that more lighting end mixes further separate.
Further, absorbent portion also comprises the first circulation device and/or the second circulation device, wherein, the first circulation device comprises the first cooling end and the first recycle pump, the first cooling end is for the absorption agent of cooling the first separated part, and the first recycle pump is for realizing absorption agent in the first separated part and by the circulation between the cooling absorption agent of the first cooling end; The second circulation device comprises the second cooling end and the second recycle pump, the second cooling end is for the absorption agent of cooling the second separated part, and the second recycle pump is for realizing absorption agent in the second separated part and by the circulation between the cooling absorption agent of the second cooling end.
Further, tripping device also comprises ethylene rectification tower, and demethanizing device comprises the carbon two component outlets for exporting carbon two components, and these carbon two component outlets communicate with the import of ethylene rectification tower.
Further, absorbent portion comprises for discharging carbon one component and the more outlet of lighting end, tripping device also comprises exhaust separator, the absorption agent that exhaust separator mixes for absorbing the mixture that comprises carbon one component and more lighting end of absorbent portion discharge, the import of exhaust separator communicates with the outlet for discharging carbon one component and more lighting end of absorbent portion.
Further, exhaust separator comprises condenser.
Further, exhaust separator comprises membrane separation unit.
Further, tripping device also comprises deethanizing column, and deethanizing column comprises for exporting and comprise carbon two components and the more outlet of the mixture of lighting end, and this outlet communicates with the import of demethanizing device.
Further, tripping device also comprises propylene rectification tower, and deethanizing column comprises the carbon three component outlets for exporting the mixture that comprises carbon three components, and carbon three component outlets communicate with the import of propylene rectification tower.
Further, tripping device also comprises depropanizing tower, depropanizing tower has for exporting and comprises carbon three components and the more outlet of the mixture of lighting end, this outlet communicates with the import of deethanizing column, depropanizing tower also comprises that this outlet communicates with the import of debutanizing tower for exporting carbon four components and the more outlet of last running.
Further, demethanizing device comprises the absorption agent refluxing opening of the absorption agent that is mixed with carbon two components for being expelled to small part, depropanizing tower comprises the second absorption agent import for introducing the absorption agent that is mixed with carbon two components, and absorption agent refluxing opening communicates with the second absorption agent import.
Further, tripping device also comprises acetylene treatment unit, and the outlet of acetylene treatment unit communicates with the import of depropanizing tower.
Further, acetylene treatment unit comprises that acetylene deviates from unit, and acetylene is deviate from unit for separating of the acetylene in hydrocarbon mixture, and the outlet of unit deviate from by acetylene and the import of depropanizing tower communicates.
Further, acetylene treatment unit comprises acetylene hydrogenation unit, and acetylene hydrogenation unit comprises acetylene hydrogenation reactor, and the outlet of acetylene hydrogenation reactor communicates with the import of depropanizing tower.
Application the technical solution of the utility model, tripping device comprises debutanizing tower and demethanizing device, and isolated debutanizing tower carbon four components are transported in demethanizing device as absorption agent.Application the technical solution of the utility model, has avoided in tripping device, adding extra absorption agent, has avoided the cyclic regeneration link of absorption agent, has reduced the energy consumption of tripping device.
Brief description of the drawings
The Figure of description that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the tripping device of the utility model the first embodiment hydro carbons;
Fig. 2 shows the structural representation of the tripping device of the utility model the second embodiment hydro carbons.
Reference numeral: 1, depropanizing tower; 2, deethanizing column; 3, debutanizing tower; 4, demethanizing device; 41, demethanizing portion; 42, absorbent portion; 5, propylene rectification tower; 6, ethylene rectification tower; 71, the first water cooler; 72, the second water cooler; 73, the 3rd water cooler; 74, the 4th water cooler.
Embodiment
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
As illustrated in fig. 1 and 2, the tripping device of the utility model embodiment, for separating of each component of hydrocarbon mixture, tripping device comprises debutanizing tower 3 and demethanizing device 4.Debutanizing tower 3 is for separating of comprising carbon four components and the hydrocarbon of last running more, and debutanizing tower 3 comprises the carbon four components outlets for exporting carbon four components.Demethanizing device 4 is for separating of comprising carbon two components and the mixture of lighting end more, demethanizing device 4 comprises the absorption agent import of introducing the absorption agent for absorbing carbon two components, and absorption agent import passes to mutually and introduces demethanizing device 4 using carbon four components as absorption agent with carbon four component outlets.
Tripping device also comprises the first water cooler 71.The import of the first water cooler 71 communicates with the carbon four component outlets for exporting carbon four components of debutanizing tower.The outlet of the first water cooler 71 communicates with the outlet of demethanizing device 4.The isolated main component of debutanizing tower 3 is the mixture of carbon four components, and this main component is that a part for the mixture of carbon four components is delivered to demethanizing device 4 after the first water cooler 71 is cooling.Above-mentioned main component be the mixture of carbon four components a part as product extraction.Utilize debutanizing tower 3 to isolate carbon four components.The input demethanizing device 4 using carbon four components as absorption agent, makes carbon four components absorb carbon two components in the mixture that comprises carbon two components and more lighting end.
Utilize the isolated main component of debutanizing tower 3 to absorb the absorption agent of carbon two components as demethanizing device 4 for the mixture of carbon four components.Avoid the additional absorption agent of utilization of the prior art and absorbed the method for carbon two components, saved the energy that the cyclic regeneration of additional absorption agent consumes.
Tripping device also comprises olefin metathesis device, and demethanizing device 4 also comprises the absorption agent delivery port that has absorbed carbon four components of carbon two components for exporting small part to, and absorption agent delivery port communicates with the import of olefin metathesis device.
The separation method of the present embodiment comprises that the absorption agent having utilized is at least partly delivered to olefin metathesis device to be processed.
Demethanizing device 4 comprises demethanizing portion 41 and absorbent portion 42, demethanizing portion 41 is for separating of comprising carbon two components and the hydrocarbon of lighting end more, carbon two components that absorbent portion 42 mixes for absorbing the isolated mixture that comprises carbon one component and more lighting end of demethanizing portion 41, demethanizing portion 41 comprises that demethanizing portion 41 is isolated comprises carbon one component and the more outlet of the mixture of lighting end for exporting, this outlet communicates with the import of absorbent portion 42, and absorbent portion 42 comprises absorption agent import.
The working pressure of demethanizing portion 41 is 2.0MPa to 2.5MPa.The service temperature of demethanizing portion 41 is-20 DEG C to 20 DEG C.Demethanizing portion 41 is demethanizing tower.The tower top of demethanizing tower is isolated carbon one component and the mixture of lighting end more.This mixture comprises that methane, hydrogen, other non-condensable gases are as nitrogen and part carbon two components.The mixture that main component is carbon two components is isolated in the bottom of demethanizing tower.
Demethanizing portion 41 for export isolated comprise carbon one component and more the outlet of the mixture of lighting end directly communicate with the import of absorbent portion 42.Between demethanizing portion 41 and absorbent portion 42, condenser need not be set.The mixture of isolated carbon one component of demethanizing portion 41 and more lighting end directly enters absorbent portion 42.Therefore, the tripping device of the present embodiment has been saved the energy compared to prior art, has reduced energy consumption.
Separation method also comprises and comprises that by isolated the demethanizing portion 41 of demethanizing device 4 mixture of carbon one component and more lighting end is delivered to the absorbent portion 42 of demethanizing device 4, utilizes absorption agent to absorb and comprise carbon two components that mix in the mixture of carbon one component and more lighting end in absorbent portion 42.
Absorbent portion 42 comprises the absorption agent refluxing opening of the mixture of the absorption agent that is mixed with carbon two components for being expelled to small part, debutanizing tower 3 comprises the first absorption agent import of the mixture for introducing the absorption agent that is mixed with carbon two components, and absorption agent refluxing opening communicates with the first absorption agent import.
Separation method also comprises that the absorption agent that at least part of absorbent portion 42 has been utilized is delivered to debutanizing tower 3 to improve the amount of carbon four components exported of debutanizing tower 3.
All be delivered to after demethanizing device 4 if the isolated main component of debutanizing tower 3 is the mixture of carbon four components, still can not sponge isolated carbon two components that mix in the mixture of carbon one component and more lighting end that comprise of demethanizing portion 41.The absorption agent at least part of absorbent portion 42 having been utilized is delivered to debutanizing tower 3 to improve the amount of carbon four components exported of debutanizing tower 3.Improve the separating effect of tripping device.Further, save resource, avoided the waste of resource.
As shown in Figure 2, in the second embodiment of the present utility model, demethanizing portion 41 and absorbent portion 42 are arranged in same tower body or demethanizing portion 41 is arranged in different tower bodies with absorbent portion 42.
Absorbent portion 42 comprises the first separated part and the second separated part, the first separated part communicates with absorption agent import, the second separated part is for holding absorption agent that the first separated part overflows and absorbing from carbon one component of the import of absorbent portion 42 and carbon two components that more lighting end mixes with the absorption agent overflowing, the first separated part for to through the second separate part from carbon one component and carbon two components that more lighting end mixes further separate.
Absorbent portion 42 comprises and the first separated part and the second separated part, separation method comprises carbon two components of utilizing the second separated part to absorb carbon one component and more mix in lighting end, recycle the first separated part to carbon one component and carbon two components that more mix in lighting end are done further and separated, the absorption agent of the first separated part is from isolated carbon four components of debutanizing tower 3, and the absorption agent of the second separated part is carbon four components doped with carbon two components that come from the first separated part.
The absorption agent that contains part carbon two components of the first separated part is transported to the second separated part.First utilize the absorption agent of carbon two components that contain part in the second separated part to sponge most of carbon two components that mix in the mixture that comprises carbon one component and more lighting end.Then utilize the high absorption agent absorption of purity in the first separated part to comprise carbon two components that mix in the mixture of carbon one component and more lighting end.Take full advantage of absorption agent, improved the assimilation effect to carbon two components.
Absorbent portion 42 also comprises the first circulation device and/or the second circulation device.The first circulation device comprises the first cooling end and the first recycle pump, the first cooling end is for the absorption agent of cooling the first separated part, and the first recycle pump is for realizing absorption agent in the first separated part and by the circulation between the cooling absorption agent of the first cooling end.
It is better that the temperature of reduction absorption agent is conducive to assimilation effect.The first cooling end has improved the assimilation effect of the first separated part effectively.
The second circulation device comprises the second cooling end and the second recycle pump, the second cooling end is for the absorption agent of cooling the second separated part, and the second recycle pump is for realizing absorption agent in the second separated part and by the circulation between the cooling absorption agent of the second cooling end.The second cooling end has improved the assimilation effect of the second separated part effectively.
Tripping device also comprises ethylene rectification tower 6, and demethanizing device 4 comprises the two components outlets of carbon for exporting carbon two components, the import of these carbon two components outlets and ethylene rectification tower 6 with communicate.It is that the mixture of carbon two components is delivered to ethylene rectification tower and does further and separate that main component is isolated in the bottom of demethanizing tower.
The working pressure of ethylene rectification tower 6 is 1.5MPa to 2.0MPa.The service temperature of ethylene rectification tower 6 is-15 DEG C to 20 DEG C.The overhead product of ethylene rectification tower 6 is polymer grade ethylene.The bottom product of ethylene rectification tower 6 is ethane.
Absorbent portion 42 comprises for discharging carbon one component and the more outlet of lighting end.Tripping device also comprises exhaust separator, the absorption agent that exhaust separator mixes for absorbing the mixture that comprises carbon one component and more lighting end that absorbent portion 42 discharges, absorbent portion 42 comprises that this outlet communicates with the import of exhaust separator for discharging carbon one component and the more outlet of lighting end.
Preferably, exhaust separator comprises condenser.
Preferably, exhaust separator comprises membrane separation unit.
The absorption agent that utilizes exhaust separator to absorb absorbent portion 42 carbon one component of discharging and more mix in lighting end, the absorption agent that exhaust separator utilizes condenser and/or membrane separation unit to absorb carbon one component and more mix in lighting end.
Tripping device also comprises deethanizing column 2, and deethanizing column 2 comprises for exporting and comprise carbon two and the more outlet of the mixture of lighting end, and this outlet communicates with the import of demethanizing device 4.
Preferably, tripping device also comprises the second water cooler 72.The import of the second water cooler 72 and deethanizing column 2 for export comprise carbon two and more the outlet of the mixture of lighting end communicate.The outlet of the second water cooler 72 communicates with the outlet of demethanizing device 4.
The working pressure of deethanizing column 2 is 2.5MPa to 3.0MPa.The service temperature of deethanizing column 2 is-30 DEG C to 70 DEG C.
The tower top of deethanizing column 2 obtains comprising carbon two and the mixture of lighting end more.This comprise carbon two and more lighting end after the second water cooler 72 is cooling, be delivered to demethanizing device 4.
At the bottom of the tower of deethanizing column 2, main component is the mixture of propane and propylene.The mixture of propane and propylene is delivered to propylene rectification tower 5.
Separation of carbon one component and more before lighting end in the original mixture by be separated, isolates through deethanizing column 2 mixture that main component is propane and propylene.Reduce widely the amount of the mixture that enters off line alkane device.Save the energy consumption of tripping device.
Tripping device also comprises propylene rectification tower 5, and deethanizing column 2 comprises the carbon three component outlets for exporting the mixture that comprises carbon three components, and carbon three component outlets communicate with the import of propylene rectification tower 5.
The working pressure of propylene rectification tower 5 is 1.5MPa to 2.0MPa.The service temperature of propylene rectification tower 5 is 40 DEG C to 60 DEG C.The overhead product of propylene rectification tower 5 is polymerization-grade propylene.The bottom product of propylene rectification tower 5 is propane.
Tripping device also comprises depropanizing tower 1, depropanizing tower 1 has for exporting and comprises carbon three and the more outlet of the mixture of lighting end, this outlet communicates with the import of deethanizing column 2, and depropanizing tower 1 also comprises that this outlet communicates with the import of debutanizing tower 3 for exporting carbon four and the more outlet of last running.
Tripping device also comprises the 3rd water cooler 73.The import of the 3rd water cooler 73 and the carbon three of depropanizing tower 1 and the more outlet of the mixture of lighting end communicate.The outlet of the 3rd water cooler 73 communicates with the import of deethanizing column 2.
The working pressure of depropanizing tower 1 is 1.0MPa to 2.0MPa.The service temperature of depropanizing tower 1 is 10 DEG C to 90 DEG C.The tower top of depropanizing tower 1 obtains carbon three and the mixture of lighting end more.The mixture of this carbon three and more lighting end is delivered to deethanizing column 2 and is further separated after the 3rd water cooler 73 is cooling.At the bottom of the tower of depropanizing tower 1, obtain carbon four and the mixture of last running more.The mixture of this carbon four and more last running is delivered to debutanizing tower 3 and further separates.
Utilize isolated carbon three components of depropanizing tower 1 and more lighting end be delivered to deethanizing column 2 and further separate, the isolated carbon two of deethanizing column 2 and more lighting end are delivered to demethanizing device 4 and further separate, utilize depropanizing tower 1 isolate carbon four and more last running be delivered to debutanizing tower 3 and further separate.
Demethanizing device 4 comprises the absorption agent refluxing opening of the absorption agent that is mixed with carbon two components for being expelled to small part, depropanizing tower 1 comprises the second absorption agent import for introducing the absorption agent that is mixed with carbon two components, and absorption agent refluxing opening communicates with the second absorption agent import.
All be delivered to after demethanizing device 4 if the isolated main component of debutanizing tower 3 is the mixture of carbon four components, still can not sponge isolated carbon two components that mix in the mixture of carbon one component and more lighting end that comprise of demethanizing portion 41.The absorption agent at least part of absorbent portion 42 having been utilized is delivered to depropanizing tower to improve the amount of carbon four components exported of debutanizing tower 3.Improve the separating effect of tripping device.Further, save resource, avoided the waste of resource.
Tripping device also comprises acetylene treatment unit, and the outlet of acetylene treatment unit communicates with the import of depropanizing tower 1.After the 4th water cooler 74 is cooling, be delivered to depropanizing tower 1 through acetylene treatment unit mixture to be separated after treatment.
Tripping device also comprises the 4th water cooler 74.The import of the 4th water cooler 74 communicates with the outlet of acetylene treatment unit.The outlet of the 4th water cooler 74 communicates with the import of depropanizing tower 1.
Acetylene treatment unit has reduced the amount of the mixture of each knockout tower that enters tripping device effectively.Be conducive to reduce the energy consumption of tripping device.Further, improved the purity of the product of tripping device.
Processed hydrocarbon mixture to be separated and hydrocarbon mixture after treatment is delivered to depropanizing tower 1 further separating by acetylene treatment unit, acetylene treatment unit utilizes acetylene to deviate from unit and removes the acetylene in hydrocarbon mixture to be separated or utilize acetylene hydrogenation reactor to do hydrotreatment to the acetylene in hydrocarbon mixture to be separated.
Preferably, acetylene treatment unit comprises that acetylene deviates from unit, and acetylene is deviate from unit for separating of the acetylene in hydrocarbon mixture, and the outlet that acetylene is deviate from unit communicates with the import of depropanizing tower 1.
Preferably, acetylene treatment unit comprises acetylene hydrogenation unit, and acetylene hydrogenation unit comprises acetylene hydrogenation reactor, and the outlet of acetylene hydrogenation reactor communicates with the import of depropanizing tower 1.
These are only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (18)
1. a tripping device, for separating of each component of hydrocarbon mixture, is characterized in that, described tripping device comprises:
Debutanizing tower (3), described debutanizing tower (3) is for separating of comprising carbon four components and the hydrocarbon of last running more, and described debutanizing tower (3) comprises the carbon four components outlets for exporting carbon four components;
Demethanizing device (4), described demethanizing device (4) is for separating of comprising carbon two components and the mixture of lighting end more, described demethanizing device (4) comprises the absorption agent import of introducing the absorption agent for absorbing carbon two components, and described absorption agent import passes to mutually described carbon four components are introduced to described demethanizing device (4) as described absorption agent with described carbon four component outlets.
2. tripping device according to claim 1, it is characterized in that, described tripping device also comprises olefin metathesis device, described demethanizing device (4) also comprises the absorption agent delivery port that has absorbed described carbon four components of carbon two components for exporting small part to, and described absorption agent delivery port communicates with the import of described olefin metathesis device.
3. tripping device according to claim 1, it is characterized in that, described demethanizing device (4) comprises demethanizing portion (41) and absorbent portion (42), described demethanizing portion (41) is for separating of comprising carbon two components and the hydrocarbon of lighting end more, described demethanizing portion (41) comprises that described demethanizing portion (41) is isolated comprises carbon one component and the more outlet of the mixture of lighting end for exporting, carbon two components that described absorbent portion (42) mixes for absorbing the isolated mixture that comprises carbon one component and more lighting end of described demethanizing portion (41), this outlet of described demethanizing portion (41) communicates with the import of described absorbent portion (42), described absorbent portion (42) comprises described absorption agent import.
4. tripping device according to claim 3, it is characterized in that, described absorbent portion (42) comprises the absorption agent refluxing opening of the mixture of the absorption agent that is mixed with carbon two components for being expelled to small part, described debutanizing tower (3) comprises the first absorption agent import of the mixture for introducing the absorption agent that is mixed with carbon two components, and described absorption agent refluxing opening communicates with described the first absorption agent import.
5. tripping device according to claim 3, it is characterized in that, described demethanizing portion (41) and described absorbent portion (42) are arranged in same tower body or described demethanizing portion (41) is arranged in different tower bodies with described absorbent portion (42).
6. according to the tripping device described in any one in claim 3 to 5, described absorbent portion (42) comprises the first separated part and the second separated part, described the first separated part communicates with described absorption agent import, described the second separated part for hold absorption agent that described the first separated part overflows and with described in the absorption agent that overflows absorb from carbon one component of the import of described absorbent portion (42) and carbon two components that more lighting end mixes, described the first separated part for to through described the second separate part from carbon one component and carbon two components that more lighting end mixes further separate.
7. tripping device according to claim 6, is characterized in that, described absorbent portion (42) also comprises the first circulation device and/or the second circulation device, wherein,
Described the first circulation device comprises the first cooling end and the first recycle pump, described the first cooling end is for the described absorption agent of cooling described the first separated part, and described the first recycle pump is for realizing described absorption agent in described the first separated part and by the circulation between the cooling described absorption agent of described the first cooling end;
Described the second circulation device comprises the second cooling end and the second recycle pump, described the second cooling end is for the described absorption agent of cooling described the second separated part, and described the second recycle pump is for realizing described absorption agent in described the second separated part and by the circulation between the cooling described absorption agent of described the second cooling end.
8. tripping device according to claim 1, it is characterized in that, described tripping device also comprises ethylene rectification tower (6), described demethanizing device (4) comprises the carbon two component outlets for exporting carbon two components, and these carbon two component outlets communicate with the import of described ethylene rectification tower (6).
9. according to the tripping device described in any one in claim 3 to 5, it is characterized in that, described absorbent portion (42) comprises for discharging carbon one component and the more outlet of lighting end, described tripping device also comprises exhaust separator, described exhaust separator is used for absorbing the described absorption agent that the mixture that comprises carbon one component and more lighting end that described absorbent portion (42) discharges mixes, and the import of described exhaust separator communicates with the outlet for discharging carbon one component and more lighting end of described absorbent portion (42).
10. tripping device according to claim 9, is characterized in that, described exhaust separator comprises condenser.
11. tripping devices according to claim 9, is characterized in that, described exhaust separator comprises membrane separation unit.
12. tripping devices according to claim 1, it is characterized in that, described tripping device also comprises deethanizing column (2), described deethanizing column (2) comprises for exporting and comprises carbon two components and the more outlet of the mixture of lighting end, and this outlet communicates with the import of described demethanizing device (4).
13. tripping devices according to claim 12, it is characterized in that, described tripping device also comprises propylene rectification tower (5), described deethanizing column (2) comprises the carbon three component outlets for exporting the mixture that comprises carbon three components, and described carbon three component outlets communicate with the import of described propylene rectification tower (5).
14. tripping devices according to claim 12, it is characterized in that, described tripping device also comprises depropanizing tower (1), described depropanizing tower (1) has for exporting and comprises carbon three components and the more outlet of the mixture of lighting end, this outlet communicates with the import of described deethanizing column (2), described depropanizing tower (1) also comprises that this outlet communicates with the import of described debutanizing tower (4) for exporting carbon four components and the more outlet of last running.
15. tripping devices according to claim 14, it is characterized in that, described demethanizing device (4) comprises the absorption agent refluxing opening of the absorption agent that is mixed with carbon two components for being expelled to small part, described depropanizing tower (1) comprises the second absorption agent import for introducing the absorption agent that is mixed with carbon two components, and described absorption agent refluxing opening communicates with described the second absorption agent import.
16. according to the tripping device described in claims 14 or 15, it is characterized in that, described tripping device also comprises acetylene treatment unit, and the outlet of described acetylene treatment unit communicates with the import of described depropanizing tower (1).
17. tripping devices according to claim 16, it is characterized in that, described acetylene treatment unit comprises that acetylene deviates from unit, described acetylene is deviate from unit for separating of the acetylene in described hydrocarbon mixture, and the outlet that described acetylene is deviate from unit communicates with the import of described depropanizing tower (1).
18. tripping devices according to claim 16, it is characterized in that, described acetylene treatment unit comprises acetylene hydrogenation unit, and described acetylene hydrogenation unit comprises acetylene hydrogenation reactor, and the outlet of described acetylene hydrogenation reactor communicates with the import of described depropanizing tower (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420289398.0U CN203878079U (en) | 2014-05-30 | 2014-05-30 | Separation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420289398.0U CN203878079U (en) | 2014-05-30 | 2014-05-30 | Separation device |
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| CN203878079U true CN203878079U (en) | 2014-10-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108474548A (en) * | 2015-10-08 | 2018-08-31 | 气动系统股份有限公司 | LED module with liquid-cooling type reflector |
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2014
- 2014-05-30 CN CN201420289398.0U patent/CN203878079U/en not_active Withdrawn - After Issue
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108474548A (en) * | 2015-10-08 | 2018-08-31 | 气动系统股份有限公司 | LED module with liquid-cooling type reflector |
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