CN208500876U - A kind of self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER - Google Patents
A kind of self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER Download PDFInfo
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- CN208500876U CN208500876U CN201821037289.4U CN201821037289U CN208500876U CN 208500876 U CN208500876 U CN 208500876U CN 201821037289 U CN201821037289 U CN 201821037289U CN 208500876 U CN208500876 U CN 208500876U
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Abstract
The utility model provides a kind of self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER, stabilizer including continuous reformer, the tower top of the stabilizer is connected to fuel gas system by pipeline one, valve one is concatenated on pipeline one, the tower top of stabilizer is also connected with pipeline two, valve two is concatenated on pipeline two, pipeline two is connected to the entrance of filter, the outlet of filter is connected to the entrance of dechlorination tank by pipeline three, the outlet connecting pipe line four of dechlorination tank, pipeline four is incorporated to the outlet line of fuel gas pipe network, and outlet line is connected to fuel gas system.After fuel gas from stabilizer successively have passed through removing dust, liquid separation, dehydration, dechlorination, the heating furnace for directly improving fuel gas system burns, and takes full advantage of self-produced fuel gas, and the fuel gas for reducing system fills into；Protocercal tail hydrogen will be gone back and carry out burning utilization, thoroughly exclude influence of the hydrogen to catalyst of Gao Shui, high chlorine.Improving cost is low, the period is short, has ensured the long-term operation of continuous reformer.
Description
Technical field
The utility model relates to a kind of self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER, the in particular to self-produced combustions of CONTINUOUS REFORMER
Expect the pretreatment of hydrogen and fuel gas treated gas on-line checking after gas, regeneration unit reduction.
Background technique
Currently, there are two types of methods for the utilization of the self-produced fuel gas of CONTINUOUS REFORMER: one, to low tile system direct emission, through gas holder
Fuel gas pipe network is incorporated to after recycling；Two, directly it is changed to device fuel gas pipe network.Both methods are all had no idea fuel gas
Middle water, chlorine, dust removing, can be such that the nozzles of heating furnace block, influence normal use；Especially CONTINUOUS REFORMER Gao Shui, high chlorine are also
Protocercal tail hydrogen cannot improve supercharger import and be incorporated to reformation knockout drum and cause serious impact to reforming catalyst, influence
The long-term operation of device.
Utility model content
The purpose of this utility model is first is that reduce the fuel gas supplement of fuel gas system；Purpose is second is that reduce hydrogen after reduction
Middle High water cut, high chlorine contents.
For this purpose, the utility model provides a kind of self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER, including fuel gas pipe network,
The tower top of the stabilizer of fuel gas system, continuous reformer, the stabilizer is connected to fuel gas system by pipeline one, manages
Valve one is concatenated on line one, the tower top of the stabilizer is also connected with pipeline two, and valve two is concatenated on pipeline two, and pipeline two connects
It is connected to the entrance of filter, the outlet of filter is connected to the entrance of dechlorination tank, the outlet connecting pipe of dechlorination tank by pipeline three
Line four, pipeline four are incorporated to the outlet line of fuel gas pipe network, and the outlet line is connected to fuel gas system.
Further, the in-line analyzer of chloride ion content in detection pipeline four is installed on the pipeline four, it is online to divide
The downstream of analyzer is equipped with the valve three being serially connected on pipeline four.
Further, the bottom end of the filter drains into bright ditch or bilge well by blowdown pipeline, concatenates on blowdown pipeline
Blowdown valve.
Further, the stabilizer is depentanizer or debutanizing tower.
Further, two downstream of valve, three upstream of valve are respectively arranged with blind plate.
Further, the filtering accuracy of the filter is 25 μm, volume 0.71m3, rate-of flow be 6000~
8000Nm3。
Further, the size of the dechlorination tank is 1400 × 4000mm of φ, volume 6.2m3, it is filled in dechlorination tank
Low temperature antichloration agent.
The utility model has the beneficial effects that
(1) after successively have passed through removing dust, liquid separation, dehydration, dechlorination from debutanizing tower/depentanizer fuel gas,
The heating furnace for directly improving fuel gas system burns, and takes full advantage of self-produced fuel gas, and the fuel gas for reducing system is mended
Enter；
(2) protocercal tail hydrogen will be gone back and carries out burning utilization, thoroughly exclude influence of the hydrogen to catalyst of Gao Shui, high chlorine.
(3) improving cost is low, the period is short, can be transformed online, has ensured the long-term operation of continuous reformer.
The utility model is described in further details below with reference to attached drawing.
Detailed description of the invention
Fig. 1 is the self-produced fuel gas pretreatment unit schematic diagram of CONTINUOUS REFORMER.
Description of symbols:
1. stabilizer；2. fuel gas system；3. filter；4. dechlorination tank；5. fuel gas pipe network；6. chlorine detector；
7. pipeline one；8. pipeline two；9. pipeline three；10. pipeline four；11. outlet line；12. blowdown pipeline；13. blowdown
Valve；14. blind plate；
701. valves one；801. valves two；1001. valve three.
Specific embodiment
Embodiment 1:
As shown in Figure 1, present embodiments providing a kind of self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER, including fuel gas pipe
Net 5, fuel gas system 2, continuous reformer stabilizer 1, the tower top of the stabilizer 1 is connected to fuel by pipeline 1
Gas system 2, valve 1 is concatenated on pipeline 1, and the tower top of the stabilizer 1 is also connected with pipeline 28, concatenates on pipeline 28
Valve 2 801, pipeline 28 be connected to the entrance of filter 3, the outlet of filter 3 is connected to dechlorination tank 4 by pipeline 39
Entrance, the outlet connecting pipe line 4 10 of dechlorination tank 4, pipeline 4 10 is incorporated to the outlet line 11 of fuel gas pipe network 5, the outlet
Pipeline 11 is connected to fuel gas system 2.
The course of work of the self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER is as follows:
There are two types of the approach of processing for fuel gas from 1 tower top of stabilizer, the first is to open valve 1, closes valve
2 801, fuel gas system 2 is immediately discharged to by pipeline 1；Second is to open valve 2 801, closes valve 1, passes through
Pipeline 28 drains into filter 3, dust in fuel gas, liquid separation is removed through filter 3, after dehydration, then be connected to through pipeline 39
Dechlorination tank 4 carries out dechlorination in dechlorination tank 4, and the fuel gas after dechlorination imports the outlet line of fuel gas pipe network 5 through pipeline 4 10
11, at this point, the fuel gas from fuel gas pipe network 5 is mixed with the fuel gas after dechlorination drains into fuel gas system through outlet line 11
2, it can be used for heating furnace.
It should be strongly noted that fuel gas pipe network 5, fuel gas system 2 and stabilizer 1 are the skills of existing maturation
Art, specific structure are not described in detail herein not as the protection point of the utility model.About fuel gas pipe network, it
Refer to that the fuel combination gas pipe network of purified catalysis drying gas, natural gas and hydrogen passes through in full factory；About fuel gas system, it is
Refer to the mixing pipe network system of liquefied gas of the CONTINUOUS REFORMER after overflash, self-produced fuel gas and fuel gas pipe network supply gas.
The self-produced fuel gas of CONTINUOUS REFORMER cannot due to heating furnace nozzles block because will cause containing Gao Shui, high chlorine, catalyst dust
It is directly used by devices, the fuel gas after filtering, dechlorination effectively supplements the consumption of furnace fuel gas, will drain into originally
Low watt of self-produced fuel gas is recycled, and waste is reduced；Hydrogen after being restored in self-produced fuel gas comprising partial regeneration unit,
This Gao Shui, high chlorine hydrogen original process enter reform knockout drum after with circulating hydrogen be back to reaction system, can be to catalysis
Agent causes serious impact.The utility model not only solves the problems, such as that self-produced fuel gas cannot efficiently use, more will be also
Protohydrogen gas is changed to fuel gas system, substantially prolongs the service life of catalyst；And modified flow is simple, expense is low, the period
It is short, reach effective use fuel gas purpose.
Embodiment 2:
The self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER, including fuel gas pipe network 5, fuel gas system 2, continuous reformer
Stabilizer 1, the tower top of the stabilizer 1 is connected to fuel gas system 2 by pipeline 1, concatenates valve one on pipeline 1
701, the tower top of the stabilizer 1 is also connected with pipeline 28, and valve 2 801 is concatenated on pipeline 28, and pipeline 28 was connected to
The entrance of filter 3, the outlet of filter 3 are connected to the entrance of dechlorination tank 4, the outlet connecting pipe line of dechlorination tank 4 by pipeline 39
4 10, pipeline 4 10 is incorporated to the outlet line 11 of fuel gas pipe network 5, and the outlet line 11 is connected to fuel gas system 2.
The in-line analyzer 6 of chloride ion content in detection pipeline 4 10, in-line analyzer are installed on the pipeline 4 10
Downstream be equipped with the valve 3 1001 that is serially connected on pipeline 4 10.
The course of work of the self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER is as follows:
There are two types of the approach of processing for fuel gas from 1 tower top of stabilizer, the first is to open valve 1, closes valve
2 801, fuel gas system 2 is immediately discharged to by pipeline 1；Second is to open valve 2 801, closes valve 1, passes through
Pipeline 28 drains into filter 3, dust in fuel gas, liquid separation is removed through filter 3, after dehydration, then be connected to through pipeline 39
Dechlorination tank 4 carries out dechlorination in dechlorination tank 4, and the fuel gas after dechlorination carries out the detection of chlorinty by chlorine detector 6, such as
After detection chlorinity reaches < 0.5ppm, then the outlet line 11 through the remittance fuel gas pipe network 5 of pipeline 4 10, at this point, carrying out spontaneous combustion
The fuel gas of material gas pipe network 5 is mixed with the fuel gas after dechlorination drains into fuel gas system 2 through outlet line 11, can be for heating furnace
It uses.
Self-produced fuel gas guarantees the fuel gas for entering dechlorination tank without liquid through filter liquid separation, dehydration；Combustion after filtering
Material gas enters to dechlorination tank and carries out dechlorination, the fuel gas 0.5ppm of < containing chlorine after dechlorination, the fuel gas after have passed through liquid separation, dechlorination
It is used for heating furnace.Self-produced fuel gas is taken full advantage of, the fuel gas for reducing system fills into；Protocercal tail hydrogen will be gone back and carry out burning benefit
With thoroughly the hydrogen of Gao Shui, high chlorine proposes the influence factor of catalyst.And improving cost is low, the period is short, can change online
It makes, has ensured the long-term operation of device.
Embodiment 3:
The self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER, including fuel gas pipe network 5, fuel gas system 2, continuous reformer
Stabilizer 1, the tower top of the stabilizer 1 is connected to fuel gas system 2 by pipeline 1, concatenates valve one on pipeline 1
701, the tower top of the stabilizer 1 is also connected with pipeline 28, and valve 2 801 is concatenated on pipeline 28, and pipeline 28 was connected to
The entrance of filter 3, the outlet of filter 3 are connected to the entrance of dechlorination tank 4, the outlet connecting pipe line of dechlorination tank 4 by pipeline 39
4 10, pipeline 4 10 is incorporated to the outlet line 11 of fuel gas pipe network 5, and the outlet line 11 is connected to fuel gas system 2.
The bottom end of the filter 3 drains into bright ditch or bilge well by blowdown pipeline 12, concatenates row on blowdown pipeline 12
Dirty valve 13.
It filters and contains hydrops in the filter 3 completed, after long-term filters, hydrops is more, can open blowdown valve at this time
13, the sewage in filter 3 drains into bright ditch or bilge well from blowdown pipeline 12, it is ensured that the self-produced fuel gas pretreatment dress of CONTINUOUS REFORMER
The normal operation set.
Embodiment 4
The self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER, including fuel gas pipe network 5, fuel gas system 2, continuous reformer
Stabilizer 1, the tower top of the stabilizer 1 is connected to fuel gas system 2 by pipeline 1, concatenates valve one on pipeline 1
701, the tower top of the stabilizer 1 is also connected with pipeline 28, and valve 2 801 is concatenated on pipeline 28, and pipeline 28 was connected to
The entrance of filter 3, the outlet of filter 3 are connected to the entrance of dechlorination tank 4, the outlet connecting pipe line of dechlorination tank 4 by pipeline 39
4 10, pipeline 4 10 is incorporated to the outlet line 11 of fuel gas pipe network 5, and the outlet line 11 is connected to fuel gas system 2.
The stabilizer 1 is depentanizer or debutanizing tower.2 801 downstream of valve, 3 1001 upstream of valve difference
It is provided with blind plate 14.
It should be strongly noted that stabilizer 1 is depentanizer or debutanizing tower, depentanizer or debutanizing tower are continuous
Protocercal tail hydrogen can be gone back from tower top discharge in reforming process process, gone back containing Gao Shui, high chlorine in protocercal tail hydrogen, Gao Shui, high chlorine are through 3 mistake of filter
Filter, 4 dechlorination of dechlorination tank.The combined use of blind plate 14 and valve, it can be ensured that safety partition guarantees safety in production.
Embodiment 5:
The self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER, including fuel gas pipe network 5, fuel gas system 2, continuous reformer
Stabilizer 1, the tower top of the stabilizer 1 is connected to fuel gas system 2 by pipeline 1, concatenates valve one on pipeline 1
701, the tower top of the stabilizer 1 is also connected with pipeline 28, and valve 2 801 is concatenated on pipeline 28, and pipeline 28 was connected to
The entrance of filter 3, the outlet of filter 3 are connected to the entrance of dechlorination tank 4, the outlet connecting pipe line of dechlorination tank 4 by pipeline 39
4 10, pipeline 4 10 is incorporated to the outlet line 11 of fuel gas pipe network 5, and the outlet line 11 is connected to fuel gas system 2.
The filtering accuracy of the filter 3 is 25 μm, volume 0.71m3, rate-of flow is 6000~8000Nm3。
The size of the dechlorination tank 4 is 1400 × 4000mm of φ, volume 6.2m3, low temperature antichloration is filled in dechlorination tank 4
Agent.
Specifically, self-produced fuel gas (selects 25 μm of filtering accuracy, volume 0.71m through filter3, rate-of flow 6000~
8000Nm3, material Q245R) and removing dust, liquid separation, dehydration；Fuel gas after filtering enter to dechlorination tank (φ 1400 ×
4000mm, 6.2m3, have distributor, top cylinder mould bed, load the agent of northwest research institute T-407 low temperature antichloration) and dechlorination is carried out, it takes off
Fuel gas after chlorine is monitored by online impurity content, and processing proper fuel gas is used for heating furnace.
Low temperature antichloration agent has higher chlorosity and removing precision at low temperature (- 4~100 DEG C), even if the chlorine in raw material
Content is up to 200ppm, is processed rear chlorinity still less than 0.1ppm.
The self-produced fuel gas of CONTINUOUS REFORMER cannot due to heating furnace nozzles block because will cause containing Gao Shui, high chlorine, catalyst dust
It is directly used by devices, the fuel gas after filtering, dechlorination effectively supplements the consumption of furnace fuel gas, will drain into originally
Low watt of self-produced fuel gas is recycled, and waste is reduced；Hydrogen after being restored in self-produced fuel gas comprising partial regeneration unit,
This Gao Shui, high chlorine hydrogen original process enter reform knockout drum after with circulating hydrogen be back to reaction system, can be to catalysis
Agent causes serious impact；The utility model not only solves the problems, such as that self-produced fuel gas cannot efficiently use, more will be also
Protohydrogen gas is changed to fuel gas system, substantially prolongs the service life of catalyst；And modified flow is simple, expense is low, the period
It is short, reach effective use fuel gas purpose.
Exemplified as above is only to the utility model for example, not constituting to the protection scope of the utility model
Limitation, within all designs the same or similar with the utility model all belong to the scope of protection of the present invention.The present embodiment does not have
The well-known components and common structure or conventional means of the component and the structure category industry that describe in detail, do not describe one by one here.
Claims (7)
1. a kind of self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER, including fuel gas pipe network (5), fuel gas system (2), continuous weight
The tower top of the stabilizer (1) of engagement positions, the stabilizer (1) is connected to fuel gas system (2), pipeline one by pipeline one (7)
(7) valve one (701) are concatenated on, it is characterised in that: the tower top of the stabilizer (1) is also connected with pipeline two (8), pipeline two
(8) valve two (801) is concatenated on, pipeline two (8) is connected to the entrance of filter (3), and the outlet of filter (3) passes through pipeline
Three (9) are connected to the entrance of dechlorination tank (4), the outlet connecting pipe line four (10) of dechlorination tank (4), and pipeline four (10) is incorporated to fuel gas
The outlet line (11) of pipe network (5), the outlet line (11) are connected to fuel gas system (2).
2. the self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER as described in claim 1, it is characterised in that: the pipeline four (10)
On the in-line analyzer (6) of detection pipeline four (10) interior chloride ion content is installed, the downstream of in-line analyzer (6) is equipped with concatenation
Valve three (1001) on pipeline four (10).
3. the self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER as described in claim 1, it is characterised in that: the filter (3)
Bottom end drain into bright ditch or bilge well by blowdown pipeline (12), blowdown valve (13) are concatenated on blowdown pipeline (12).
4. the self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER as described in claim 1, it is characterised in that: the stabilizer (1)
For depentanizer or debutanizing tower.
5. the self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER as claimed in claim 2, it is characterised in that: the valve two
(801) downstream, valve three (1001) upstream are respectively arranged with blind plate (14).
6. the self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER as described in claim 1, it is characterised in that: the filter (3)
Filtering accuracy be 25 μm, volume 0.71m3, rate-of flow is 6000~8000Nm3。
7. the self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER as described in claim 1, it is characterised in that: the dechlorination tank (4)
Size be 1400 × 4000mm of φ, volume 6.2m3, dechlorination tank (4) is interior to be filled with low temperature antichloration agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821037289.4U CN208500876U (en) | 2018-07-03 | 2018-07-03 | A kind of self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821037289.4U CN208500876U (en) | 2018-07-03 | 2018-07-03 | A kind of self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208500876U true CN208500876U (en) | 2019-02-15 |
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ID=65283081
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821037289.4U Active CN208500876U (en) | 2018-07-03 | 2018-07-03 | A kind of self-produced fuel gas pretreatment unit of CONTINUOUS REFORMER |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208500876U (en) |
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2018
- 2018-07-03 CN CN201821037289.4U patent/CN208500876U/en active Active
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