CN204022467U - A kind of methane vapor reforming preparing synthetic gas reaction unit - Google Patents
A kind of methane vapor reforming preparing synthetic gas reaction unit Download PDFInfo
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- CN204022467U CN204022467U CN201420422313.1U CN201420422313U CN204022467U CN 204022467 U CN204022467 U CN 204022467U CN 201420422313 U CN201420422313 U CN 201420422313U CN 204022467 U CN204022467 U CN 204022467U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
- Y02P20/129—Energy recovery, e.g. by cogeneration, H2recovery or pressure recovery turbines
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Abstract
The bottom that a kind of methane vapor reforming preparing synthetic gas reaction unit comprises one section of reforming device (6) is provided with unstripped gas input aperture (4) and water vapour input aperture (2), the top of two sections of reforming devices (12) is provided with pure oxygen input aperture (11), the top of one section of reforming device (6) is connected with the top of two sections of reforming devices (12), the outer wall of described one section of reforming device (6) is provided with jacketed type well heater (5), the outlet at bottom pipeline of two sections of reforming devices (12) is divided into two sections, wherein a segment pipe is through described jacketed type well heater (5), then waste heat boiler (15) is connected to, another segment pipe directly connects waste heat boiler (15), gas-liquid mixture out enters gas-liquid separator (16) and carries out gas-liquid separation.The utility model has the advantage that structure is simple, cost is low and reaction heat energy makes full use of.
Description
Technical field
The utility model relates to a kind of steam reforming reaction device, particularly relates to a kind of methane vapor reforming preparing synthetic gas reaction unit.
Background technology
Methane resource enriches and easily obtains, and is therefore the preferred raw materials of industrial process for making hydrogen.In methane reforming hydrogen manufacturing mode, methane steam reforming have temperature of reaction relatively low, produce the advantages such as carbon monoxide content is low in the higher and product of hydrogen rate, be one of effective way solving hydrogen source.At present, the research of Methane Steam Reforming is mainly concentrated in the exploitation of high activated catalyst, then less to the research of methane-steam reforming device.Methane steam reforming reaction is strong endothermic process, therefore in industrialized one section or two sections of fixed-bed reactor at present because being subject to the restriction of Heat And Mass Transfer, there is the problems such as dynamic response is slow, catalyst utilization is low.
Application number 200580007184.3, application people is that the patent of invention of WS Reformeur GmbH (Germany) discloses a kind of compact steam reformer, there is burner, heated by combustion chamber and be used to the reactor by fuel and water vapour generation reformate, when reclaiming exhaust gas heat, air supply and/or supply fuel are carried out to the primary heater unit of preheating, described primary heater unit has the vacuum doughunt around primary heater unit, reformate flows through described vacuum doughunt and described vacuum doughunt and external heat insulate, have for producing water vapour under stress and being disposed in the subsequent reactor of the carbon monoxide partial in the reformate that tubular evaparator in vacuum doughunt and removing generate in addition, described subsequent reactor to be disposed in equally in vacuum doughunt and to form hot tie-in with water from the tubular evaparator wherein flow through.This steam reformer complex structure, use technology difficulty is large, and also has higher requirement to the manufacture material of device, and therefore production cost is also higher.
Summary of the invention
The purpose of this utility model there is provided the methane vapor reforming preparing synthetic gas reaction unit that a kind of structure is simple, cost is low and reaction heat makes full use of.
The technical scheme that the utility model adopts is:
A kind of methane vapor reforming preparing synthetic gas reaction unit, it comprises reforming device, waste heat boiler and gas-liquid separator, it is characterized in that described reforming device is made up of one section of reforming device and two sections of reforming devices, the bottom of one section of reforming device is provided with unstripped gas input aperture and water vapour input aperture, the top of described two sections of reforming devices is provided with pure oxygen input aperture, the top of one section of reforming device is connected with the top of two sections of reforming devices, the reacting outdoor wall of described one section of reforming device is provided with jacketed type well heater, the outlet at bottom pipeline of described two sections of reforming devices is divided into two sections, wherein a segment pipe is through described jacketed type well heater, then at least one waste heat boiler described is connected to, another segment pipe directly connects at least one waste heat boiler described, enter gas-liquid separator from waste heat boiler gas-liquid mixture out and carry out gas-liquid separation.
Further, the outer wall of described jacketed type well heater and described one section of reforming device is integral type.
Further, the outer wall of described jacketed type well heater and described one section of reforming device is detachable.
Further, described waste heat boiler is 1 ~ 4.
Further, described unstripped gas input aperture gas pipeline, water vapour input aperture gas pipeline, one section of reforming device are worked off one's feeling vent one's spleen and gas pipeline between two sections of reforming device inlet gas and pure oxygen input aperture gas pipeline are respectively arranged with gas meter.
Further, the top at the top and described two sections of reforming devices of stating one section of reforming device is also respectively arranged with temperature, pressure automatic control device.
The utility model device all devices all can utilize production domesticization construction equipment, and methane conversion is thorough, and can make full use of the reaction heat of reactive system, total energy approach rate is high.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of Fischer-Tropsch process exhaust treatment unit of the utility model.
In figure, 1-gas meter; 2-steam entry; 3-gas meter; 4-unstripped gas entrance; 5-jacketed type well heater; 6-mono-section of reforming device; 7-temperature, pressure auto-controller; 8-gas meter; 9-temperature, pressure auto-controller; 10-gas meter; 11-pure oxygen inlet; 12-bis-sections of reforming devices; 13-gas meter; 14-gas meter; 15-heat reclaim unit; 16-gas-liquid separator; 17-syngas outlet; 18-condensation-water drain.
Embodiment
Below in conjunction with accompanying drawing and most preferred embodiment, the utility model is described in further detail.
A kind of methane vapor reforming preparing synthetic gas of the utility model reaction unit, it comprises reforming device, waste heat boiler and gas-liquid separator, it is characterized in that described reforming device is made up of one section of reforming device 6 and two sections of reforming devices 12, the bottom of one section of reforming device 6 is provided with unstripped gas input aperture 4 and water vapour input aperture 2, the top of described two sections of reforming devices 12 is provided with pure oxygen input aperture 11, the top of one section of reforming device 6 is connected with the top of two sections of reforming devices 12, the reacting outdoor wall of described one section of reforming device 6 is provided with jacketed type well heater 5, the outlet at bottom pipeline of described two sections of reforming devices 12 is divided into two sections, and respectively by gas valve 13, 14 control, wherein a segment pipe is through described jacketed type well heater 5, then a described waste heat boiler 15 is connected to, another segment pipe directly connects a described waste heat boiler 15, enter gas-liquid separator 16 from waste heat boiler 15 gas-liquid mixture out and carry out gas-liquid separation.
Described jacketed type well heater 5 is integral type with the outer wall of described one section of reforming device 6.
Described unstripped gas input aperture 4 gas pipeline, water vapour input aperture 2 gas pipeline, one section of reforming device 6 are worked off one's feeling vent one's spleen and gas pipeline between two sections of reforming device 12 inlet gas and pure oxygen input aperture 11 gas pipeline are respectively arranged with gas meter 1,3,8,10.
The top of described one section of reforming device 7 and the top of described two sections of reforming devices 11 are also respectively arranged with temperature, pressure automatic control device 7,9.Be respectively used to the service temperature in the reforming device of control one section 6 and two sections of reforming devices 12 and/or working pressure.
Feed gas methane (pressure 2.0-3.0MPa) according to a certain percentage and low pressure saturated vapor (pressure 2.0-3.0MPa) are input in described one section of reforming device 6 respectively by unstripped gas input aperture 4 and water vapour input aperture 2 and carry out one section of conversion reaction (service temperature 650-850 DEG C, working pressure 2.0-3.0MPa), the thermal source needed for reaction is all from two sections of reforming devices 12.The one section of reforming gas generated after reaction is transported in described two sections of reforming devices 12 by gas pipeline, the gas pipeline of this conveying one section of reforming gas is provided with gas meter 8, for controlling the flow velocity of one section of reforming gas.
The top of described two sections of reforming devices 12 is provided with pure oxygen input aperture 11, and the pure oxygen (100-500 DEG C) being preheating to certain temperature passes into described two sections of reforming devices 11 through described pure oxygen input aperture 11.The one section of reforming gas and the pure oxygen that come from one section of reforming device 6 fully mix in the reactor top of described two sections of reforming devices 11, then H occur
2and small part CH
4, CO and O
2combustion reactions, its reaction heat provides required heat for the reaction of methane two sections of reformation deep conversions.All the other most CH
4, the mixed gas such as CO in the reaction chamber of described two sections of reforming devices 11, carry out two sections of reformation deep conversions (service temperature is 850-1300 DEG C, and working pressure is 2.0-3.0MPa), remaining CH in the two process transform gas of outlet
4content is down to 0.5% (butt, volume percent) below.
(1) when the numerical value that described temperature, pressure automatic control device 9 shows is lower than two sections of reformation deep conversion devices reaction chamber service temperature (850-1300 DEG C) and/or working pressure (2.0-3.0MPa), regulate pure oxygen input by the gas meter 10 being arranged on pure oxygen input aperture 11 pipeline, thus control the combustion heat release degree in two sections of reforming device 12 reaction chambers.
(2) when the numerical value that described temperature, pressure automatic control device 9 shows is more than two sections of reformation deep conversion devices reaction chamber service temperature (850-1300 DEG C) and/or working pressure (2.0-3.0MPa), if when the service temperature (650-850 DEG C) of the numerical value setting interior more than one section of reforming device 6 reaction chamber that the temperature, pressure automatic control device 7 being 1. arranged at described one section of reforming device 6 top shows and/or working pressure (2.0-3.0MPa), all open gas meter 14, slow adjusting gas flow meter 13, until numerical value numerical value within the scope of the service temperature and working pressure of setting that temperature, pressure automatic control device 7 shows, if be 2. arranged at described one section of reforming device 6 top temperature, pressure automatic control device 7 show numerical value lower than set in one section of reforming device 6 reaction chamber service temperature (650-850 DEG C) and/or working pressure (2.0-3.0MPa) time, all open gas meter 13, slow adjusting gas flow meter 14, until numerical value numerical value within the scope of the service temperature and working pressure of setting that temperature, pressure automatic control device 7 shows.
Two process transform gas-liquid mixture after net quantity of heat reclaims finally cools through gas-liquid separator 16, isolates product synthetic gas and free-water respectively from syngas outlet 17 and condensation-water drain 18.
Another segment pipe directly connects a described waste heat boiler 15, enters gas-liquid separator carry out gas-liquid separation from waste heat boiler 15 gas-liquid mixture out.
Embodiment 2
Described jacketed type well heater 5 is detachable with the outer wall of described one section of reforming device 6.Waste heat boiler 15 is 2.All the other are with embodiment 1.
Embodiment 3
Described jacketed type well heater 5 is integral type with the outer wall of described one section of reforming device 6.Waste heat boiler 15 is 4.All the other are with embodiment 1.
Claims (6)
1. a methane vapor reforming preparing synthetic gas reaction unit, it comprises reforming device, waste heat boiler (15) and gas-liquid separator (16), it is characterized in that described reforming device is made up of one section of reforming device (6) and two sections of reforming devices (12), the bottom of one section of reforming device (6) is provided with unstripped gas input aperture (4) and water vapour input aperture (2), the top of described two sections of reforming devices (12) is provided with pure oxygen input aperture (11), the top of one section of reforming device (6) is connected with the top of two sections of reforming devices (12), the reacting outdoor wall of described one section of reforming device (6) is provided with jacketed type well heater (5), the outlet at bottom pipeline of described two sections of reforming devices (12) is divided into two sections, wherein a segment pipe is through described jacketed type well heater (5), then described at least one waste heat boiler (15) is connected to, another segment pipe directly connects described at least one waste heat boiler (15), enter gas-liquid separator (15) from waste heat boiler (15) gas-liquid mixture out and carry out gas-liquid separation.
2. a kind of methane vapor reforming preparing synthetic gas reaction unit as claimed in claim 1, is characterized in that described jacketed type well heater (5) is integral type with the outer wall of described one section of reforming device (6).
3. a kind of methane vapor reforming preparing synthetic gas reaction unit as claimed in claim 1, is characterized in that described jacketed type well heater (5) is separate type with the outer wall of described one section of reforming device (6).
4. a kind of methane vapor reforming preparing synthetic gas reaction unit as claimed in claim 1, is characterized in that described waste heat boiler (15) is 1 ~ 4.
5. a kind of methane vapor reforming preparing synthetic gas reaction unit as claimed in claim 1, is characterized in that described unstripped gas input aperture (4) gas pipeline, water vapour input aperture (2) gas pipeline, one section of reforming device (6) works off one's feeling vent one's spleen and gas pipeline between two sections of reforming device (12) inlet gas and pure oxygen input aperture (11) gas pipeline are respectively arranged with gas meter (1,3,8,10).
6. a kind of methane vapor reforming preparing synthetic gas reaction unit as claimed in claim 1, is characterized in that the top of described one section of reforming device (6) and the top of described two sections of reforming devices (11) are also respectively arranged with temperature, pressure automatic control device (7,9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420422313.1U CN204022467U (en) | 2014-07-29 | 2014-07-29 | A kind of methane vapor reforming preparing synthetic gas reaction unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420422313.1U CN204022467U (en) | 2014-07-29 | 2014-07-29 | A kind of methane vapor reforming preparing synthetic gas reaction unit |
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| Publication Number | Publication Date |
|---|---|
| CN204022467U true CN204022467U (en) | 2014-12-17 |
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| CN201420422313.1U Expired - Fee Related CN204022467U (en) | 2014-07-29 | 2014-07-29 | A kind of methane vapor reforming preparing synthetic gas reaction unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111871336A (en) * | 2020-08-21 | 2020-11-03 | 中国海洋石油集团有限公司 | Low-carbon alkane reforming reaction device and synthesis gas equipment |
-
2014
- 2014-07-29 CN CN201420422313.1U patent/CN204022467U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111871336A (en) * | 2020-08-21 | 2020-11-03 | 中国海洋石油集团有限公司 | Low-carbon alkane reforming reaction device and synthesis gas equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20141217 Termination date: 20170729 |
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| CF01 | Termination of patent right due to non-payment of annual fee |