CN110331002A - A kind of petroleum naphtha hydrogenation and aromatisation association response system and method - Google Patents
A kind of petroleum naphtha hydrogenation and aromatisation association response system and method Download PDFInfo
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- CN110331002A CN110331002A CN201910573581.0A CN201910573581A CN110331002A CN 110331002 A CN110331002 A CN 110331002A CN 201910573581 A CN201910573581 A CN 201910573581A CN 110331002 A CN110331002 A CN 110331002A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G69/00—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process
- C10G69/02—Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only
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- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Abstract
The invention discloses a kind of petroleum naphtha hydrogenations and aromatisation association response system and method, it is related to petrochemical industry processing technique field, the petroleum naphtha hydrogenation and aromatisation association response system include: hydrogenation reaction device, aromatization device, hydrogen desulfurizer, absorbing-stabilizing system, four storage tank of carbon, film adsorbent equipment and hydrogen gas compressor, the hydrogenation reaction device, aromatization device, absorbing-stabilizing system, film adsorbent equipment and hydrogen gas compressor circuit sequentially connection, four storage tank of carbon is connect with the hydrogenation reaction device, the hydrogen desulfurizer is separately connected the hydrogenation reaction device and film adsorbent equipment.The present invention is reasonably combined by hydrogenation reaction to naphtha and aromatization, two kinds of reactions are completed at the same time in same set of reaction system, greatly improve the utilization to dry gas part in hydrogenation reaction and aromatization, it avoids waste while reducing the cost of energy consumption, there are preferable market prospects.
Description
Technical field
The present invention relates to petrochemical industry processing technique field more particularly to a kind of petroleum naphtha hydrogenations and aromatisation association response system
And method.
Background technique
Aromatisation device raw material is hydrotreated naphtha and carbon four, by obtaining after aromatization reactor, absorbing-stabilizing system
Product, product include dry gas, liquefied gas, light aromatic hydrocarbons and heavy aromatics.
The wherein hydrogen containing > 60v% in dry gas, and this part dry gas is all used as fuel gas, from dry gas itself
It from the point of view of > 60v% hydrogen, all actually belongs to voluntarily waste as fuel gas, in addition aromatisation device raw material
For hydrotreated naphtha, raw material sources are relatively high, need to petroleum naphtha hydrogenation.
Accordingly, it is considered to arrive cost problem, currently it is badly in need of a kind of petroleum naphtha hydrogenation and aromatisation association response system.
Summary of the invention
In order to overcome the shortcomings of Related product in the prior art, the present invention proposes a kind of petroleum naphtha hydrogenation and aromatisation joint
Reaction system and method.
The present invention provides a kind of petroleum naphtha hydrogenations and aromatisation association response system, comprising: hydrogenation reaction device, aromatization
Change reaction unit, hydrogen desulfurizer, absorbing-stabilizing system, four storage tank of carbon, film adsorbent equipment and hydrogen gas compressor, it is described
Hydrogenation reaction device, aromatization device, absorbing-stabilizing system, film adsorbent equipment and hydrogen gas compressor circuit sequentially company
It connects, four storage tank of carbon is connect with the hydrogenation reaction device, and the hydrogen desulfurizer is separately connected the hydrogenation reaction
Device and film adsorbent equipment；Naphtha and hydrogen are passed into the hydrogenation reaction device as charging carries out hydrogenation reaction,
Obtain hydrotreated naphtha and hydrogen sulfide；Hydrogen sulfide and the unreacting hydrogen mixed are passed into hydrogen desulfurizer and are separated,
The hydrogen isolated is passed into film adsorbent equipment, and remaining hydrogen sulfide is collected as acid water；Four storage tank of carbon export carbon four with
The hydrotreated naphtha is passed into aromatization device together and carries out aromatization, obtains dry gas, liquefied gas and aromatic hydrocarbons, and
It is passed into absorbing-stabilizing system to be absorbed and separated, dry gas therein is passed into film adsorbent equipment, and liquefied gas and aromatic hydrocarbons are collected
It utilizes；The charging that the film adsorbent equipment inputs hydrogen desulfurizer and absorbing-stabilizing system purifies, and meets and adds hydrogen
The hydrogen of reaction condition is passed into hydrogenation reaction device after compressing by hydrogen gas compressor and recycles, and remaining part is as fuel
Gas utilizes.
In some embodiments of the present invention, the hydrogenation reaction device includes the naphtha buffering for being sequentially connected setting
Tank, hydrogenator, First Heat Exchanger, cooler and cold high score tank, the First Heat Exchanger connect the aromatization
Device, the cold high score tank are separately connected the First Heat Exchanger and hydrogen desulfurizer, and the naphtha surge tank is used for
Naphtha feed, the naphtha and hydrogen each lead into progress hydrogenation reaction in the hydrogenator and obtain that hydrogen is added to produce
Object, including hydrotreated naphtha, unreacted hydrogen and hydrogen sulfide, hydrogenation products by the First Heat Exchanger heat exchange after by
Cooler is cooled at 40 DEG C, then is passed into cold high score tank and is carried out lock out operation, wherein four He of carbon of four storage tank of carbon output
The hydrotreated naphtha is passed into aromatization with after the hydrogenation products heat exchange newly reacted in the First Heat Exchanger
Device, hydrogen sulfide and the unreacting hydrogen mixed are passed into hydrogen desulfurizer and carry out lock out operation.
In some embodiments of the present invention, the aromatization device includes the second heat exchange for circuiting sequentially connection
The mixture of device, heating furnace and aromatization reactor, the carbon four and the hydrotreated naphtha exchanges heat in the second heat exchanger
After be passed into heating furnace and be warming up to bed reaction temperature, then be passed into aromatization reactor and carry out aromatization, aromatisation
Reaction product, which is passed into the second heat exchanger, is passed into absorption with after the heat exchange of the mixture of the carbon four and the hydrotreated naphtha
Absorption and lock out operation are carried out in systems stabilisation.
In some embodiments of the present invention, the hydrogen for meeting hydrogenation conditions refers to purity not less than 95%
Hydrogen.
The present invention also provides a kind of petroleum naphtha hydrogenations and aromatisation association response method, are applied to described in any of the above-described
Petroleum naphtha hydrogenation and aromatisation association response system, include the following steps:
Step 1: hydrogenation reaction device, aromatization device, hydrogen desulfurizer, absorbing-stabilizing system, carbon four are stored up
Batch can, film adsorbent equipment and hydrogen gas compressor are set gradually, wherein the hydrogenation reaction device, is inhaled aromatization device
It receives systems stabilisation, film adsorbent equipment and hydrogen gas compressor and circuits sequentially connection, four storage tank of carbon and the hydrogenation reaction
Device connection, the hydrogen desulfurizer are separately connected the hydrogenation reaction device and film adsorbent equipment；
Step 2: naphtha and hydrogen being passed into the hydrogenation reaction device as charging and carry out hydrogenation reaction, is obtained
Hydrotreated naphtha and hydrogen sulfide；
Step 3: hydrogen sulfide and the unreacting hydrogen mixed are passed into hydrogen desulfurizer and are separated, the hydrogen isolated
It is passed into film adsorbent equipment, remaining hydrogen sulfide is collected as acid water；
Step 4: four storage tank of carbon output carbon four is passed into the progress of aromatization device together with the hydrotreated naphtha
Aromatization obtains dry gas, liquefied gas and aromatic hydrocarbons, and is passed into absorbing-stabilizing system and is absorbed and separated, therein dry
Gas is passed into film adsorbent equipment, liquefied gas and aromatic hydrocarbons Collection utilization；
Step 5: being carried out by the charging that the film adsorbent equipment inputs hydrogen desulfurizer and absorbing-stabilizing system
Purification, the hydrogen for meeting hydrogenation conditions is recycled by being passed into hydrogenation reaction device after hydrogen gas compressor compression, remaining
Lower part is allocated as fuel gas utilization.
In some embodiments of the present invention, in above-mentioned steps 2, the hydrogenation reaction device includes being sequentially connected setting
Naphtha surge tank, hydrogenator, First Heat Exchanger, cooler and cold high score tank, the First Heat Exchanger connects institute
Aromatization device is stated, the cold high score tank is separately connected the First Heat Exchanger and hydrogen desulfurizer, the stone brain
Oily surge tank is used for naphtha feed, and the naphtha and hydrogen each lead into and carries out hydrogenation reaction in the hydrogenator
Hydrogenation products, including hydrotreated naphtha, unreacted hydrogen and hydrogen sulfide are obtained, hydrogenation products pass through the First Heat Exchanger
It is cooled at 40 DEG C after heat exchange through subcooler, then is passed into cold high score tank and carries out lock out operation, wherein four storage tank of carbon is defeated
Carbon four and the hydrotreated naphtha out is passed into the First Heat Exchanger with after the hydrogenation products heat exchange newly reacted
Aromatization device, hydrogen sulfide and the unreacting hydrogen mixed are passed into hydrogen desulfurizer and carry out lock out operation.
In some embodiments of the present invention, in above-mentioned steps 4, the aromatization device includes the company of circuiting sequentially
The mixture of the second heat exchanger, heating furnace and the aromatization reactor connect, the carbon four and the hydrotreated naphtha is second
Heating furnace is passed into after heat exchange in heat exchanger and is warming up to bed reaction temperature, then is passed into aromatization reactor and is carried out aromatisation
Reaction, aromatization reaction products are passed into the second heat exchanger and after the mixture heat exchange of the carbon four and the hydrotreated naphtha
It is passed into absorbing-stabilizing system and carries out absorption and lock out operation.
In some embodiments of the present invention, in above-mentioned steps 5, the hydrogen for meeting hydrogenation conditions refers to pure
Degree is not less than 95% hydrogen.
Compared with prior art, the present invention has the following advantages:
Petroleum naphtha hydrogenation of the present invention and aromatisation association response system pass through the hydrogenation reaction and virtue to naphtha
Structureization reaction is reasonably combined, and two kinds of reactions are completed at the same time in same set of reaction system, is greatly improved to adding hydrogen
The utilization of dry gas part in reaction and aromatization avoids waste while reducing the cost of energy consumption, with compared with
Good market prospects.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the principle assumption diagram of petroleum naphtha hydrogenation of the present invention and aromatisation association response system；
Fig. 2 is the principle assumption diagram of hydrogenation reaction device of the present invention；
Fig. 3 is the principle assumption diagram of aromatization device of the present invention.
Description of symbols:
100- hydrogenation reaction device, 200- aromatization device, 300- hydrogen desulfurizer, 400- Vapor recovery unit system
System, four storage tank of 500- carbon, 600- film adsorbent equipment, 700- hydrogen gas compressor, 101- naphtha surge tank, 102- hydrogenation reaction
The cold high score tank of device, 103- First Heat Exchanger, 104- cooler, 105-, the second heat exchanger of 201-, 202- heating furnace, 203- aromatization
Change reactor.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described.Obviously, described embodiment is only
A part of the embodiment of the present invention, instead of all the embodiments, following present presently preferred embodiments of the present invention.The present invention can be with
It realizes in many different forms, however it is not limited to embodiment described herein, on the contrary, provide the purpose of these embodiments
It is to make the disclosure of the present invention more thorough and comprehensive.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.The phrase occurs in each position in the description might not
Identical embodiment is each meant, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art
Member explicitly and implicitly understands that embodiment described herein can be combined with other embodiments.
Fig. 1 is the principle assumption diagram of petroleum naphtha hydrogenation of the present invention and aromatisation association response system, refering to fig. 1 institute
Show, the petroleum naphtha hydrogenation and aromatisation association response system include hydrogenation reaction device 100, aromatization device 200, hydrogen
Desulfurization device 300, absorbing-stabilizing system 400, four storage tank 500 of carbon, film adsorbent equipment 600 and hydrogen gas compressor 700, institute
State hydrogenation reaction device 100, aromatization device 200, absorbing-stabilizing system 400, film adsorbent equipment 600 and hydrogen compression
Machine 700 circuits sequentially connection, and four storage tank 500 of carbon is connect with the hydrogenation reaction device 100, the hydrogen desulfurizer
300 are separately connected the hydrogenation reaction device 100 and film adsorbent equipment 600；Naphtha (total sulfur is less than 800ppm) and hydrogen
(purity is not less than 95%) is passed into the hydrogenation reaction device 100 as charging and carries out hydrogenation reaction, obtains adding hydrogen stone brain
Oil (total sulfur is less than 50ppm) and hydrogen sulfide；Hydrogen sulfide and the unreacting hydrogen mixed are passed into the progress of hydrogen desulfurizer 300
Separation, the hydrogen isolated are passed into film adsorbent equipment 600, and remaining hydrogen sulfide is collected as acid water；Four storage tank 500 of carbon
Output carbon four is passed into aromatization device 200 together with the hydrotreated naphtha and carries out aromatization, obtains dry air-liquid
Change gas and aromatic hydrocarbons, and be passed into absorbing-stabilizing system 400 and absorbed and separated, dry gas therein is passed into film adsorbent equipment
600, liquefied gas and aromatic hydrocarbons Collection utilization；The film adsorbent equipment 600 is to hydrogen desulfurizer 300 and absorbing-stabilizing system
The charging of 400 inputs is purified, and the hydrogen for meeting hydrogenation conditions (i.e. purity is not less than 95%) passes through hydrogen gas compressor
It is passed into hydrogenation reaction device 100 after 700 compressions to recycle, remaining part is passed into heating furnace 202 etc. as fuel gas and sets
It is standby to utilize.
Fig. 2 is the principle assumption diagram of hydrogenation reaction device 100 of the present invention, as shown in fig.2, the hydrogenation reaction fills
Setting 100 includes naphtha surge tank 101, hydrogenator 102, First Heat Exchanger 103, the cooler 104 for being sequentially connected setting
And cold high score tank 105, the First Heat Exchanger 103 connect the aromatization device 200, the cold high score tank 105 divides
The First Heat Exchanger 103 and hydrogen desulfurizer 300 are not connected, the naphtha surge tank 101 is used for naphtha feed,
The naphtha and hydrogen each lead into progress hydrogenation reaction in the hydrogenator 102 and obtain hydrogenation products, including add
Hydrogen naphtha, unreacted hydrogen and hydrogen sulfide, hydrogenation products are after the First Heat Exchanger 103 heat exchange through subcooler
104 are cooled at 40 DEG C, then are passed into cold high score tank 105 and carry out lock out operation, wherein the carbon of four storage tank 500 of carbon output
Four and the hydrotreated naphtha exchange heat in the First Heat Exchanger 103 with the newly hydrogenation products that reacts after be passed into aromatization
Change reaction unit 200, hydrogen sulfide and the unreacting hydrogen mixed are passed into hydrogen desulfurizer 300 and carry out lock out operation.
Fig. 3 is the principle assumption diagram of aromatization device 200 of the present invention, as shown in fig.3, the aromatisation is anti-
Answering device 200 includes the second heat exchanger 201, heating furnace 202 and the aromatization reactor 203 for circuiting sequentially connection, the carbon
Four and the hydrotreated naphtha mixture exchange heat in the second heat exchanger 201 after be passed into heating furnace 202 to be warming up to bed anti-
Temperature is answered, then is passed into aromatization reactor 203 and carries out aromatization, aromatization reaction products are passed into the second heat exchanger
It is passed into absorbing-stabilizing system 400 and is absorbed after exchanging heat in 201 with the mixture of the carbon four and the hydrotreated naphtha
And lock out operation.
It should be noted that can be supplemented outside device new in the case where there is hydrogen deficient in charging in system
Fresh hydrogen is passed into the hydrogenation reaction device 100 together as charging and recycle hydrogen.
Petroleum naphtha hydrogenation of the present invention and aromatisation association response system pass through the hydrogenation reaction and virtue to naphtha
Structureization reaction is reasonably combined, and two kinds of reactions are completed at the same time in same set of reaction system, is greatly improved to adding hydrogen
The utilization of dry gas part in reaction and aromatization avoids waste while reducing the cost of energy consumption, with compared with
Good market prospects.
On the basis of the above embodiments, the present invention also provides a kind of petroleum naphtha hydrogenations and aromatisation association response side
Method includes the following steps: applied to petroleum naphtha hydrogenation described in any of the above-described embodiment and aromatisation association response system
Step 1: hydrogenation reaction device, aromatization device, hydrogen desulfurizer, absorbing-stabilizing system, carbon four are stored up
Batch can, film adsorbent equipment and hydrogen gas compressor are set gradually, wherein the hydrogenation reaction device, is inhaled aromatization device
It receives systems stabilisation, film adsorbent equipment and hydrogen gas compressor and circuits sequentially connection, four storage tank of carbon and the hydrogenation reaction
Device connection, the hydrogen desulfurizer are separately connected the hydrogenation reaction device and film adsorbent equipment；
Step 2: naphtha and hydrogen being passed into the hydrogenation reaction device as charging and carry out hydrogenation reaction, is obtained
Hydrotreated naphtha and hydrogen sulfide；
Step 3: hydrogen sulfide and the unreacting hydrogen mixed are passed into hydrogen desulfurizer and are separated, the hydrogen isolated
It is passed into film adsorbent equipment, remaining hydrogen sulfide is collected as acid water；
Step 4: four storage tank of carbon output carbon four is passed into the progress of aromatization device together with the hydrotreated naphtha
Aromatization obtains dry gas, liquefied gas and aromatic hydrocarbons, and is passed into absorbing-stabilizing system and is absorbed and separated, therein dry
Gas is passed into film adsorbent equipment, liquefied gas and aromatic hydrocarbons Collection utilization；
Step 5: being carried out by the charging that the film adsorbent equipment inputs hydrogen desulfurizer and absorbing-stabilizing system
Purification, the hydrogen for meeting hydrogenation conditions is recycled by being passed into hydrogenation reaction device after hydrogen gas compressor compression, remaining
Lower part is allocated as fuel gas utilization.
In an embodiment of the present invention, in above-mentioned steps 2, the hydrogenation reaction device includes the stone brain for being sequentially connected setting
Oily surge tank, hydrogenator, First Heat Exchanger, cooler and cold high score tank, the First Heat Exchanger connect the aromatization
Change reaction unit, the cold high score tank is separately connected the First Heat Exchanger and hydrogen desulfurizer, the naphtha buffering
Tank is used for naphtha feed, and the naphtha and hydrogen each lead into progress hydrogenation reaction in the hydrogenator and added
Hydrogen product, including hydrotreated naphtha, unreacted hydrogen and hydrogen sulfide, hydrogenation products are after First Heat Exchanger heat exchange
It is cooled at 40 DEG C through subcooler, then is passed into cold high score tank and carries out lock out operation, wherein the carbon of four storage tank of carbon output
Four and the hydrotreated naphtha exchange heat in the First Heat Exchanger with the newly hydrogenation products that reacts after be passed into aromatisation
Reaction unit, hydrogen sulfide and the unreacting hydrogen mixed are passed into hydrogen desulfurizer and carry out lock out operation.
In an embodiment of the present invention, in above-mentioned steps 4, the aromatization device includes circuit sequentially connection
The mixture of two heat exchangers, heating furnace and aromatization reactor, the carbon four and the hydrotreated naphtha is in the second heat exchanger
It is passed into heating furnace after interior heat exchange and is warming up to bed reaction temperature, then is passed into aromatization reactor and carries out aromatization,
Aromatization reaction products are passed into the second heat exchanger to be passed through with after the heat exchange of the mixture of the carbon four and the hydrotreated naphtha
Absorption and lock out operation are carried out into absorbing-stabilizing system.
In an embodiment of the present invention, in above-mentioned steps 5, the hydrogen for meeting hydrogenation conditions refers to that purity is not low
In 95% hydrogen.
Petroleum naphtha hydrogenation described in above-described embodiment and aromatisation association response system can be performed the embodiment of the present invention and mentioned
The petroleum naphtha hydrogenation and aromatisation association response method of confession, the petroleum naphtha hydrogenation and aromatisation association response method have above-mentioned
Petroleum naphtha hydrogenation described in embodiment and the corresponding functional component of aromatisation association response system and beneficial effect, referring specifically to
The embodiment of above-mentioned petroleum naphtha hydrogenation and aromatisation association response system, details are not described herein for the embodiment of the present invention.
The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.More than
Only the embodiment of the present invention is not intended to limit the scope of the patents of the invention, although carrying out with reference to the foregoing embodiments to the present invention
Detailed description still can be to recorded in aforementioned each specific embodiment for coming for those skilled in the art
Technical solution modify, or to part of technical characteristic carry out equivalence replacement.It is all to utilize in description of the invention
Hold done equivalence replacement, be directly or indirectly used in other related technical areas, similarly protects model in the invention patent
Within enclosing.
Claims (8)
1. a kind of petroleum naphtha hydrogenation and aromatisation association response system characterized by comprising hydrogenation reaction device, aromatisation
Reaction unit, hydrogen desulfurizer, absorbing-stabilizing system, four storage tank of carbon, film adsorbent equipment and hydrogen gas compressor, it is described to add
Hydrogen reaction unit, aromatization device, absorbing-stabilizing system, film adsorbent equipment and hydrogen gas compressor circuit sequentially connection,
Four storage tank of carbon is connect with the hydrogenation reaction device, and the hydrogen desulfurizer is separately connected the hydrogenation reaction device
And film adsorbent equipment；Naphtha and hydrogen are passed into the hydrogenation reaction device as charging carries out hydrogenation reaction, obtains
Hydrotreated naphtha and hydrogen sulfide；Hydrogen sulfide and the unreacting hydrogen mixed are passed into hydrogen desulfurizer and are separated, and separate
Hydrogen out is passed into film adsorbent equipment, and remaining hydrogen sulfide is collected as acid water；Four storage tank of carbon export carbon four with it is described
Hydrotreated naphtha is passed into aromatization device together and carries out aromatization, obtains dry gas, liquefied gas and aromatic hydrocarbons, and be passed through
It is absorbed and is separated to absorbing-stabilizing system, dry gas therein is passed into film adsorbent equipment, liquefied gas and aromatic hydrocarbons Collection utilization；
The charging that the film adsorbent equipment inputs hydrogen desulfurizer and absorbing-stabilizing system purifies, and meets hydrogenation reaction item
The hydrogen of part is passed into hydrogenation reaction device after compressing by hydrogen gas compressor and recycles, and remaining part is as fuel gas benefit
With.
2. petroleum naphtha hydrogenation according to claim 1 and aromatisation association response system, it is characterised in that: described plus hydrogen is anti-
Answering device includes the naphtha surge tank for being sequentially connected setting, hydrogenator, First Heat Exchanger, cooler and cold high score
Tank, the First Heat Exchanger connect the aromatization device, the cold high score tank be separately connected the First Heat Exchanger with
And hydrogen desulfurizer, the naphtha surge tank are used for naphtha feed, the naphtha and hydrogen each lead into described
Hydrogenation reaction is carried out in hydrogenator and obtains hydrogenation products, including hydrotreated naphtha, unreacted hydrogen and hydrogen sulfide, is added
Hydrogen product is cooled at 40 DEG C after First Heat Exchanger heat exchange through subcooler, then is passed into cold high score tank and is divided
From operation, wherein four storage tank of carbon output carbon four and the hydrotreated naphtha in the First Heat Exchanger with newly react
To hydrogenation products heat exchange after be passed into aromatization device, hydrogen sulfide and the unreacting hydrogen mixed are passed into hydrogen desulfurization
Device carries out lock out operation.
3. petroleum naphtha hydrogenation according to claim 1 and aromatisation association response system, it is characterised in that: the aromatisation
Reaction unit includes the second heat exchanger, heating furnace and the aromatization reactor for circuiting sequentially connection, the carbon four and it is described plus
The mixture of hydrogen naphtha is passed into heating furnace after exchanging heat in the second heat exchanger and is warming up to bed reaction temperature, then is passed into virtue
Carry out aromatization in structure reactor, aromatization reaction products be passed into the second heat exchanger with the carbon four and it is described plus
It is passed into absorbing-stabilizing system after the mixture heat exchange of hydrogen naphtha and carries out absorption and lock out operation.
4. petroleum naphtha hydrogenation according to claim 1 and aromatisation association response system, it is characterised in that: it is described meet plus
The hydrogen of hydroformylation reaction condition refers to the hydrogen that purity is not less than 95%.
5. a kind of petroleum naphtha hydrogenation and aromatisation association response method are applied to the described in any item naphthas of claim 1-4
Add hydrogen and aromatisation association response system, which comprises the steps of:
Step 1: by hydrogenation reaction device, aromatization device, hydrogen desulfurizer, absorbing-stabilizing system, four storage tank of carbon,
Film adsorbent equipment and hydrogen gas compressor are set gradually, wherein the hydrogenation reaction device, absorbs surely aromatization device
Determine system, film adsorbent equipment and hydrogen gas compressor and circuits sequentially connection, four storage tank of carbon and the hydrogenation reaction device
Connection, the hydrogen desulfurizer are separately connected the hydrogenation reaction device and film adsorbent equipment；
Step 2: naphtha and hydrogen being passed into the hydrogenation reaction device as charging and carry out hydrogenation reaction, obtains adding hydrogen
Naphtha and hydrogen sulfide；
Step 3: hydrogen sulfide and the unreacting hydrogen mixed are passed into hydrogen desulfurizer and are separated, and the hydrogen isolated is passed through
To film adsorbent equipment, remaining hydrogen sulfide is collected as acid water；
Step 4: four storage tank of carbon output carbon four is passed into aromatization device together with the hydrotreated naphtha and carries out aromatization
Change reaction, obtain dry gas, liquefied gas and aromatic hydrocarbons, and be passed into absorbing-stabilizing system and absorbed and separated, dry gas therein is logical
Enter to film adsorbent equipment, liquefied gas and aromatic hydrocarbons Collection utilization；
Step 5: it is purified by the charging that the film adsorbent equipment inputs hydrogen desulfurizer and absorbing-stabilizing system,
The hydrogen for meeting hydrogenation conditions is recycled by being passed into hydrogenation reaction device after hydrogen gas compressor compression, remaining part
It is utilized as fuel gas.
6. petroleum naphtha hydrogenation according to claim 5 and aromatisation association response method, it is characterised in that: above-mentioned steps 2
In, the hydrogenation reaction device includes the naphtha surge tank, hydrogenator, First Heat Exchanger, cooling for being sequentially connected setting
Device and cold high score tank, the First Heat Exchanger connect the aromatization device, and the cold high score tank is separately connected described
First Heat Exchanger and hydrogen desulfurizer, the naphtha surge tank are used for naphtha feed, the naphtha and hydrogen point
It is not passed into progress hydrogenation reaction in the hydrogenator and obtains hydrogenation products, including hydrotreated naphtha, unreacted hydrogen
And hydrogen sulfide, hydrogenation products are cooled at 40 DEG C after First Heat Exchanger heat exchange through subcooler, then are passed into cold
Lock out operation is carried out in high score tank, wherein the carbon four and the hydrotreated naphtha of four storage tank of carbon output are in first heat exchange
Aromatization device, hydrogen sulfide and the unreacting hydrogen mixed are passed into after the hydrogenation products heat exchange newly reacted in device
It is passed into hydrogen desulfurizer and carries out lock out operation.
7. petroleum naphtha hydrogenation according to claim 5 and aromatisation association response method, it is characterised in that: above-mentioned steps 4
In, the aromatization device includes the second heat exchanger, heating furnace and the aromatization reactor for circuiting sequentially connection, described
The mixture of carbon four and the hydrotreated naphtha is passed into heating furnace and is warming up to bed reaction temperature after exchanging heat in the second heat exchanger
Degree, then be passed into aromatization reactor and carry out aromatization, aromatization reaction products are passed into the second heat exchanger and institute
It states to be passed into absorbing-stabilizing system after the mixture heat exchange of carbon four and the hydrotreated naphtha and absorb and lock out operation.
8. petroleum naphtha hydrogenation according to claim 5 and aromatisation association response method, it is characterised in that: above-mentioned steps 5
In, the hydrogen for meeting hydrogenation conditions refers to the hydrogen that purity is not less than 95%.
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