CN105822901B - It is a kind of to trap, metallurgy is utilized to generate CO2Pipeline and its be laid with working method - Google Patents
It is a kind of to trap, metallurgy is utilized to generate CO2Pipeline and its be laid with working method Download PDFInfo
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- CN105822901B CN105822901B CN201610369811.8A CN201610369811A CN105822901B CN 105822901 B CN105822901 B CN 105822901B CN 201610369811 A CN201610369811 A CN 201610369811A CN 105822901 B CN105822901 B CN 105822901B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- General Engineering & Computer Science (AREA)
- Gas Separation By Absorption (AREA)
- Treating Waste Gases (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
It is a kind of to trap, metallurgy is utilized to generate CO2Pipeline, including the CO that is sequentially communicated2Trap portion, CO2Extract purification portion, CO2Pressurized storage portion, CO2Distributor and Monitoring Pinpelines device；The CO2Extract purification portion and CO2Pressurized storage passes through CO between portion2Conveyance conduit is connected, the CO2Pressurized storage portion and CO2Pass through CO between distributor2Conveyance conduit is connected；In the CO2Distribution has been arranged in series spherical tank on conveyance conduit, is provided with force (forcing) pump on tank pipeline in entering for each spherical tank, goes out on tank pipeline to be disposed with conduit assembly and gas bleeding device in each spherical tank.The present invention generates CO for metallurgical process2Flow section carry out real-time CO2Trapping, by extracting purification, pressurized storage, conveying, finally through CO2Distributor is respectively used to the technical field of the various consumption carbon dioxide such as oil field displacement of reservoir oil field, breed of crop production field by terminal user's pipeline.
Description
Technical field
The pipeline of CO2 is generated the present invention relates to a kind of trapping, using metallurgy and its is laid with working method, belongs to carbon dioxide
Trapping, using with the technical field buried.
Background technology
Ten amount of discharged rich and influential family of metallurgical production produces and uses coke as reducing agent, and blast furnace ironmaking production generates
The coal gas of converter that blast furnace gas, pneumatic steelmaking production generate, combustible component are carbon monoxide, and metallurgical production process includes burning
Knot, blast furnace, converter, heater for rolling steel, gas fired-boiler, limekiln etc., make fuel using coal gas, and combustion product contains largely
Carbon dioxide, discharge capacity are huge.Trap the CO that metallurgical production process generates2, purification, pressurization pass through carbon dioxide conduit system
The users such as oil field, agricultural greenhouse, chemical industry, food are delivered to, is utilized for directly utilizing or further purifying, passes through pipeline
To the CCUS system and methods of user, have many advantages, such as that big scale, collaboration pollution control, trapping are at low cost.
In terms of carbon dioxide generating source, the industries such as present steel, chemical industry excess capacity, product specification are low, and enterprise seriously loses
Damage.The discharge flue gas for causing atmosphere pollution is trapped and handled, makes its qualified discharge, and extract carbon dioxide, not only can get out
Carbon dioxide economic benefit to be sold, optimization of inside structure can also be carried out, change backward production facilities avoid eliminating into " advanced " production capacity, from
Air exhaust emission is fundamentally solved, corporate environment pollution problem is changed in radical cure again, obtains social benefit.From the use of carbon dioxide
It sees, carbon dioxide is well worth doing as medium that is cheap, stablizing in petroleum industry, agricultural, biomass energy etc., can
The level of resources utilization is improved, environment is significantly improved.It can be said that popularization of this technology in oil field will be helpful to CCUS skills
A wide range of popularization of the art in China.
The pipeline and having no for being directed to long-distance sand transport carbon dioxide now has been reported that, but with collecting carbonic anhydride, carry
Expansion that is pure, the researchs such as storing, utilize, design to carbon dioxide conduit and be laid with will be as technical problem urgently to be resolved hurrily.
Invention content
In view of the deficiencies of the prior art, present invention offer is a kind of traps, metallurgy is utilized to generate CO2Pipeline.
The present invention also provides the laying working methods of above-mentioned pipeline.
Technical scheme is as follows：
It is a kind of to trap, metallurgy is utilized to generate CO2Pipeline, including the CO that is sequentially communicated2Trap portion, CO2Extraction purification portion,
CO2Pressurized storage portion, CO2Distributor and Monitoring Pinpelines device；
The CO2Extract purification portion and CO2Pressurized storage passes through CO between portion2Conveyance conduit is connected, the CO2Pressurization storage
Deposit portion and CO2Pass through CO between distributor2Conveyance conduit is connected；
In the CO2Distribution has been arranged in series spherical tank on conveyance conduit, is arranged on tank pipeline in entering for each spherical tank
There is force (forcing) pump, goes out on tank pipeline to be disposed with conduit assembly and gas bleeding device in each spherical tank.Institute of the present invention
It states trapping, generate CO using metallurgy2Pipeline for metallurgical process generate CO2Flow section (for example, trapping smelt iron, steel rolling add
Hot stove, gas fired-boiler, limekiln etc.) carry out real-time CO2Trapping, by extracting purification, pressurized storage, conveying, finally through CO2Point
Orchestration is respectively used to the various consumption carbon dioxide such as oil field displacement of reservoir oil field, breed of crop production field by terminal user's pipeline
Technical field.
According to currently preferred, the conduit assembly includes flange, gasket, valve, expander and steam trap.
According to currently preferred, the gas bleeding device includes desorption tube and diffuses valve.The advantages of designing herein
It is, ensures CO2Safe transport, when manifold pressure exceeds secure threshold, service personnel is manually or automatically to gas in pipeline
Body is diffused.
According to currently preferred, in the CO2Conduit support and apparatus for examination and repair are additionally provided on conveyance conduit.It is described
Conduit support not only wants supporting pipeline weight, also to play balance piping active force, and restriction conduit displacement and absorption shake,
Improve the stress distribution of pipeline and the active force to pipe support, it is ensured that pipe-line system safe operation, and extend its service life.
According to currently preferred, the CO2Conveyance conduit is CO2Critical transport condition, manifold pressure range are provided：
4.8 MPa~21MPa, temperature range in pipeline：31.26-33℃.
According to currently preferred, in the CO2Heater and force (forcing) pump are additionally provided on conveyance conduit.The present invention uses
To CO2Pipe installing heater and force (forcing) pump mode respectively to its into trip temperature control and pressure control, ensure CO2Facing
Under boundary, supercriticality, manifold pressure is stablized.
According to currently preferred, the apparatus for examination and repair includes inspection platform, manhole.The advantages of design, is herein,
Facilitate the service personnel that management station sends along conveying can be to conveyance conduit or equipment along road maintenance and maintenance rapidly.
According to currently preferred, the Monitoring Pinpelines device is responsible for detecting CO2Gas flow, pressure along conveyance conduit
Power, temperature, and above-mentioned gas flow, pressure, temperature are uploaded to long-range middle control platform in real time；In the long-range middle control platform
It is provided with " safety in production conveying database ", correspondence stores CO2The safe transport gas flow of each transportation section of conveyance conduit
Threshold value, pressure threshold and temperature threshold：
Gas flow, pressure or the temperature that the Monitoring Pinpelines device detects in real time are more than the safe transport gas
When flow threshold, pressure threshold and temperature threshold, then the long-range middle platform of controlling is to CO2The management station being arranged along conveyance conduit
Communication, sends out alarm maintenance prompt, and corresponding management station sends the CO of service personnel or machinery to specific location2Conveyance conduit into
Row maintenance investigation.
According to currently preferred, the CO2Capture method used by trap portion is：Carbon dioxide separation skill before burning
Art, oxygen-enriched combustion technology, post combustion carbon dioxide trapping technique, membrane separation process or burning chemistry chains method.
Carbon dioxide isolation technics is pre-combustion separation CO before the burning2Method be by water gas shift reaction,
CO gases are converted into CO2And H2, CO after conversion2Degree of enrichment improve 30%-40%, then by physical adsorption systems CO2Point
From falling, remaining major part is ideal hydrogen-enriched fuel gas.
The oxygen-enriched combustion technology is exactly with than usual air, (the high oxygen-enriched air of oxygen-containing 21%) oxygen concentration is fired
It burns.It is an energy-efficient combustion technology, has application in glass industry, metallurgical industry and Thermal Power Engineering Field.It is oxygen-enriched
The principle of combustion technology is burnt by carbon dioxide recycle flow control with the same fluid fuel of pure oxygen burning.The cigarette that oxygen-enriched combusting generates
Gas is mainly made of water and carbon dioxide, and carbon dioxide can be relatively easily trapped in rear end using water separation technology.
The post combustion carbon dioxide trapping technique is：Carbon dioxide is trapped in the gas discharged after combustion.After burning
Trapping technique has wide applicability.Detach CO2During cost it is very high.CO is captured after burning2The engineering that technology faces
Design challenge is：CO in flue gas2Divide relatively low, flue-gas temperature is relatively high.Trap the main of the carbon dioxide after burning
Technical method has：Chemical absorption method, physisorphtion and modern new method.
1) chemical absorption method is that unstripped gas and chemical solvent is made to occur reversible chemical reaction in absorption tower, carbon dioxide into
Enter solvent and form rich solution, rich solution enters desorption tower heat resolve and goes out carbon dioxide.Main method has amine method, ammonia spirit to absorb skill
Art, carbonate absorption method.
2) physisorphtion.Absorption method be it is a kind of using solid adsorbent to the CO in unstripped gas2It carries out selective
Reversible adsorption acts on separating and recovering CO2New technology.According to the method difference of desorption operations process can be divided into pressure-variable adsorption and
Temp.-changing adsorption (including most emerging electrolysis is inhaled).Physical absorption is selectively poor, adsorption capacity is low, adsorbent easily regenerates, and leads to
Frequently with the lower pressure swing adsorption method of energy consumption (PSA)；Chemisorption selectivity is preferable, adsorbent reactivation is relatively difficult, absorption behaviour
Make that the higher temp.-change adsorptive process of energy consumption (TSA) must be used.
The membrane separation process refers to by the selective dissolution and osmosis between gas and thin-film material, in film both sides
Under the promotion of pressure difference so that a kind of quickly dissolving and by the film of component, to by mixed gas be separated into residual gas stream and
Penetrate air-flow two parts.
The burning chemistry chains method is reacted with carbon-containing fuel, metal oxygen as oxygen carrier using metal oxide
Compound recycles in oxidation reactor and reduction reactor.Chemical chain burning technology (CLOU) not only may be implemented low energy consumption separation and
Trap CO2, and have many advantages, such as that capacity usage ratio is high, inhibits or eradicate the generation of NOx, to realize CO2Emission reduction provides one
Advanced developing direction.Chemical chain burning technology can not carry out industrial applications in a short time at present still in conceptual phase.
It is a kind of to trap, metallurgy is utilized to generate CO2Pipeline laying working method, including：
1) addressing：
According to the metallurgical amount for generating carbon dioxide, carbon dioxide production region is selected；According to the demand of carbon dioxide, choosing
Determine carbon dioxide-depleted region；
2) smelter in carbon dioxide production region or metallurgical process generate CO2Flow section install CO2Trapping
Portion；The CO2Trap portion successively with CO2Extract purification portion and CO2Pressurized storage portion is connected；
CO is set up between the carbon dioxide production region and the carbon dioxide-depleted region2Conveyance conduit, it is described
CO2Pressurized storage portion and CO2Pass through CO between distributor2Conveyance conduit is connected；The CO2Distributor is whole with carbon dioxide user
End is connected；
3) in the CO2Distribution has been arranged in series spherical tank on conveyance conduit, is set on tank pipeline in entering for each spherical tank
It is equipped with force (forcing) pump, goes out on tank pipeline to be disposed with conduit assembly and gas bleeding device in each spherical tank；Described
CO2Monitoring Pinpelines device is set on conveyance conduit；
4) the Monitoring Pinpelines device is responsible for detecting CO2Gas flow, pressure along conveyance conduit, temperature, and in real time
It is flat that location information where above-mentioned Monitoring Pinpelines device, detected gas flow, pressure, temperature are uploaded to long-range middle control
Platform；It is provided with " safety in production conveying database " in the long-range middle control platform, correspondence stores CO2Conveyance conduit is each defeated
Send safe transport gas flow threshold value, pressure threshold and the temperature threshold of section：The gas that the Monitoring Pinpelines device detects in real time
Body flow, pressure or temperature, it is when being more than the safe transport gas flow threshold value, pressure threshold and temperature threshold, then described remote
Control platform is voluntarily alarmed in journey and the management station into the Monitoring Pinpelines device region communicates, and sends out alarm maintenance prompt,
Corresponding management station sends the CO of service personnel or machinery to specific location2Conveyance conduit carries out maintenance investigation；
5) after maintenance investigation, platform is controlled in reporting maintenance investigation situation remotely in the management station；
6) step 4) is repeated, until gas flow, pressure or the temperature that the Monitoring Pinpelines device detects in real time, in institute
When stating within the scope of safe transport gas flow threshold value, pressure threshold and temperature threshold, the long-range middle control platform releasing is voluntarily reported
It is alert.
The advantage of the present invention：
The present invention is realized using trapping, the pattern for purifying, storing, remotely conveying to carbon dioxide produced by metallurgy for the first time
It makes full use of.Present invention introduces the pipeline configurations of safe transport, it is ensured that remotely conveying being capable of safety and steady for carbon dioxide.The present invention
Intelligent pipe inspection method is also introduced, the intelligence maintenance of pipeline is realized and is safeguarded.The present invention is substantially reduced in metallurgical process and is produced
Raw CO2 is discharged into air, is used for it to produce urea, soda, supercritical extract agent, be may be also used in welding procedure
On make protection gas, tobacco industry for the puffing of pipe tobacco, food industry for the fresh-keeping of food, vegetables etc. and refrigeration, chemical work
Therefore industry, also reduces being produced into for above-mentioned industry for producing the carbon chemicals such as dimethyl carbonate, carbon dioxide based polyalcohol
This.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
In Fig. 1,1, spherical tank；2, force (forcing) pump；3, conduit assembly；4, conduit support；5, apparatus for examination and repair；6, gas diffuses
Device.
Fig. 2 is the flow chart of the present invention for being laid with working method.
Specific implementation mode
The present invention is described in detail with reference to embodiment and Figure of description, but not limited to this.
Embodiment 1,
It is a kind of to trap, metallurgy is utilized to generate CO2Pipeline, including the CO that is sequentially communicated2Trap portion, CO2Extraction purification portion,
CO2Pressurized storage portion, CO2Distributor and Monitoring Pinpelines device；
The CO2Extract purification portion and CO2Pressurized storage passes through CO between portion2Conveyance conduit is connected, the CO2Pressurization storage
Deposit portion and CO2Pass through CO between distributor2Conveyance conduit is connected；
In the CO2Distribution has been arranged in series spherical tank 1 on conveyance conduit, is set on tank pipeline in entering for each spherical tank 1
It is equipped with force (forcing) pump 2, goes out on tank pipeline to be disposed with conduit assembly 3 and gas bleeding device 6 in each spherical tank 1.
Embodiment 2,
It is a kind of as described in Example 1 to trap, metallurgy is utilized to generate CO2Pipeline, difference lies in the conduit assemblies
Including flange, gasket, valve, expander and steam trap.
The gas bleeding device includes desorption tube and diffuses valve.
In the CO2Conduit support and apparatus for examination and repair are additionally provided on conveyance conduit.
Embodiment 3,
A kind of trapping as described in embodiment 1,2 utilizes and metallurgical generates CO2Pipeline, difference lies in the CO2Conveying
Pipeline is CO2Critical transport condition, manifold pressure range are provided：4.8MPa~21MPa, temperature range in pipeline： 31.26-
33℃。
In the CO2Heater and force (forcing) pump are additionally provided on conveyance conduit.
Embodiment 4,
A kind of trapping as described in embodiment 1-3 utilizes and metallurgical generates CO2Pipeline, difference lies in maintenance dresses
It sets including inspection platform, manhole.
Embodiment 5,
A kind of trapping as described in embodiment 1-4 utilizes and metallurgical generates CO2Pipeline, difference lies in pipeline prisons
Device is surveyed to be responsible for detecting CO2Gas flow, pressure along conveyance conduit, temperature, and in real time by above-mentioned gas flow, pressure,
Temperature is uploaded to long-range middle control platform；It is provided with " safety in production conveying database " in the long-range middle control platform, it is corresponding to store up
There is CO2Safe transport gas flow threshold value, pressure threshold and the temperature threshold of each transportation section of conveyance conduit：
Gas flow, pressure or the temperature that the Monitoring Pinpelines device detects in real time are more than the safe transport gas
When flow threshold, pressure threshold and temperature threshold, then the long-range middle platform of controlling is to CO2The management station being arranged along conveyance conduit
Communication, sends out alarm maintenance prompt, and corresponding management station sends the CO of service personnel or machinery to specific location2Conveyance conduit into
Row maintenance investigation.
Embodiment 6,
A kind of trapping as described in embodiment 1-5 utilizes and metallurgical generates CO2Pipeline, difference lies in the CO2Institute of portion
The capture method used for：Carbon dioxide isolation technics before burning, oxygen-enriched combustion technology, post combustion carbon dioxide trapping technique,
Membrane separation process or burning chemistry chains method.
Carbon dioxide isolation technics is pre-combustion separation CO before the burning2Method be by water gas shift reaction,
CO gases are converted into CO2And H2, CO after conversion2Degree of enrichment improve 30%-40%, then by physical adsorption systems CO2Point
From falling, remaining major part is ideal hydrogen-enriched fuel gas.
The oxygen-enriched combustion technology is exactly with than usual air, (the high oxygen-enriched air of oxygen-containing 21%) oxygen concentration is fired
It burns.It is an energy-efficient combustion technology, has application in glass industry, metallurgical industry and Thermal Power Engineering Field.It is oxygen-enriched
The principle of combustion technology is burnt by carbon dioxide recycle flow control with the same fluid fuel of pure oxygen burning.The cigarette that oxygen-enriched combusting generates
Gas is mainly made of water and carbon dioxide, and carbon dioxide can be relatively easily trapped in rear end using water separation technology.
The post combustion carbon dioxide trapping technique is：Carbon dioxide is trapped in the gas discharged after combustion.After burning
Trapping technique has wide applicability.Detach CO2During cost it is very high.CO is captured after burning2The engineering that technology faces
Design challenge is：CO in flue gas2Divide relatively low, flue-gas temperature is relatively high.Trap the main of the carbon dioxide after burning
Technical method has：Chemical absorption method, physisorphtion and modern new method.
1) chemical absorption method is that unstripped gas and chemical solvent is made to occur reversible chemical reaction in absorption tower, carbon dioxide into
Enter solvent and form rich solution, rich solution enters desorption tower heat resolve and goes out carbon dioxide.Main method has amine method, ammonia spirit to absorb skill
Art, carbonate absorption method.
2) physisorphtion.Absorption method be it is a kind of using solid adsorbent to the CO in unstripped gas2It carries out selective
Reversible adsorption acts on separating and recovering CO2New technology.According to the method difference of desorption operations process can be divided into pressure-variable adsorption and
Temp.-changing adsorption (including most emerging electrolysis is inhaled).Physical absorption is selectively poor, adsorption capacity is low, adsorbent easily regenerates, and leads to
Frequently with the lower pressure swing adsorption method of energy consumption (PSA)；Chemisorption selectivity is preferable, adsorbent reactivation is relatively difficult, absorption behaviour
Make that the higher temp.-change adsorptive process of energy consumption (TSA) must be used.
The membrane separation process refers to by the selective dissolution and osmosis between gas and thin-film material, in film both sides
Under the promotion of pressure difference so that a kind of quickly dissolving and by the film of component, to by mixed gas be separated into residual gas stream and
Penetrate air-flow two parts.
The burning chemistry chains method is reacted with carbon-containing fuel, metal oxygen as oxygen carrier using metal oxide
Compound recycles in oxidation reactor and reduction reactor.Chemical chain burning technology (CLOU) not only may be implemented low energy consumption separation and
Trap CO2, and have many advantages, such as that capacity usage ratio is high, inhibits or eradicate the generation of NOx, to realize CO2Emission reduction provides one
Advanced developing direction.Chemical chain burning technology can not carry out industrial applications in a short time at present still in conceptual phase.
Embodiment 7,
A kind of trapping as described in embodiment 1-6 utilizes and metallurgical generates CO2Pipeline laying working method, including：
1) addressing：
According to the metallurgical amount for generating carbon dioxide, carbon dioxide production region is selected；According to the demand of carbon dioxide, choosing
Determine carbon dioxide-depleted region；
2) smelter in carbon dioxide production region or metallurgical process generate CO2Flow section install CO2Trapping
Portion；The CO2Trap portion successively with CO2Extract purification portion and CO2Pressurized storage portion is connected；
CO is set up between the carbon dioxide production region and the carbon dioxide-depleted region2Conveyance conduit, it is described
CO2Pressurized storage portion and CO2Pass through CO between distributor2Conveyance conduit is connected；The CO2Distributor is whole with carbon dioxide user
End is connected；
3) in the CO2Distribution has been arranged in series spherical tank on conveyance conduit, is set on tank pipeline in entering for each spherical tank
It is equipped with force (forcing) pump, goes out on tank pipeline to be disposed with conduit assembly and gas bleeding device in each spherical tank；Described
CO2Monitoring Pinpelines device is set on conveyance conduit；
4) the Monitoring Pinpelines device is responsible for detecting CO2Gas flow, pressure along conveyance conduit, temperature, and in real time
It is flat that location information where above-mentioned Monitoring Pinpelines device, detected gas flow, pressure, temperature are uploaded to long-range middle control
Platform；It is provided with " safety in production conveying database " in the long-range middle control platform, correspondence stores CO2Conveyance conduit is each defeated
Send safe transport gas flow threshold value, pressure threshold and the temperature threshold of section：The gas that the Monitoring Pinpelines device detects in real time
Body flow, pressure or temperature, it is when being more than the safe transport gas flow threshold value, pressure threshold and temperature threshold, then described remote
Control platform is voluntarily alarmed in journey and the management station into the Monitoring Pinpelines device region communicates, and sends out alarm maintenance prompt,
Corresponding management station sends the CO of service personnel or machinery to specific location2Conveyance conduit carries out maintenance investigation；
5) after maintenance investigation, platform is controlled in reporting maintenance investigation situation remotely in the management station；
6) step 4) is repeated, until gas flow, pressure or the temperature that the Monitoring Pinpelines device detects in real time, in institute
When stating within the scope of safe transport gas flow threshold value, pressure threshold and temperature threshold, the long-range middle control platform releasing is voluntarily reported
It is alert.
Claims (1)
1. a kind of trapping generates CO using metallurgy2Pipeline laying working method, wherein including it is a kind of trapping, utilize metallurgy
Generate CO2Pipeline, which includes the CO being sequentially communicated2Trap portion, CO2Extract purification portion, CO2Pressurized storage portion, CO2Distribution
Device and Monitoring Pinpelines device；
The CO2Extract purification portion and CO2Pressurized storage passes through CO between portion2Conveyance conduit is connected, the CO2Pressurized storage portion and
CO2Pass through CO between distributor2Conveyance conduit is connected；
In the CO2Distribution has been arranged in series spherical tank on conveyance conduit, and pressurization is provided on tank pipeline in entering for each spherical tank
Pump, goes out on tank pipeline to be disposed with conduit assembly and gas bleeding device in each spherical tank；
The CO2Conveyance conduit is CO2Critical transport condition, manifold pressure range are provided：4.8MPa~21MPa, temperature in pipeline
Spend range：31.26-33℃；
In the CO2Heater and force (forcing) pump are additionally provided on conveyance conduit；
The conduit assembly includes flange, gasket, valve, expander and steam trap；
The gas bleeding device includes desorption tube and diffuses valve；
In the CO2Conduit support and apparatus for examination and repair are additionally provided on conveyance conduit；
The apparatus for examination and repair includes inspection platform, manhole；
The Monitoring Pinpelines device is responsible for detecting CO2Gas flow, pressure along conveyance conduit, temperature, and in real time by above-mentioned gas
Body flow, pressure, temperature are uploaded to long-range middle control platform；It is provided with " safety in production conveying number in the long-range middle control platform
According to library ", correspondence stores CO2Safe transport gas flow threshold value, pressure threshold and the temperature threshold of each transportation section of conveyance conduit
Value：
Gas flow, pressure or the temperature that the Monitoring Pinpelines device detects in real time are more than the safe transport gas flow
When threshold value, pressure threshold and temperature threshold, then the long-range middle platform of controlling is to CO2The management station being arranged along conveyance conduit is logical
Letter, sends out alarm maintenance prompt, and corresponding management station sends the CO of service personnel or machinery to specific location2Conveyance conduit carries out
Maintenance investigation；
The CO2Capture method used by portion is：Dioxy after carbon dioxide isolation technics, oxygen-enriched combustion technology, burning before burning
Change carbon trapping technique, membrane separation process or burning chemistry chains method；
It is characterized in that, the working method includes：
1) addressing：
According to the metallurgical amount for generating carbon dioxide, carbon dioxide production region is selected；According to the demand of carbon dioxide, two are selected
Carbonoxide consumes region；
2) smelter in carbon dioxide production region or metallurgical process generate CO2Flow section install CO2Trap portion；Institute
State CO2Trap portion successively with CO2Extract purification portion and CO2Pressurized storage portion is connected；
CO is set up between the carbon dioxide production region and the carbon dioxide-depleted region2Conveyance conduit, the CO2Add
Press storage unit and CO2Pass through CO between distributor2Conveyance conduit is connected；The CO2Distributor and carbon dioxide user terminal phase
Even；
3) in the CO2On conveyance conduit distribution be arranged in series spherical tank, each spherical tank enter be provided on tank pipeline plus
Press pump goes out on tank pipeline to be disposed with conduit assembly and gas bleeding device in each spherical tank；In the CO2Conveying
Monitoring Pinpelines device is set on pipeline；
4) the Monitoring Pinpelines device is responsible for detecting CO2Gas flow, pressure along conveyance conduit, temperature, and in real time will be above-mentioned
Location information where Monitoring Pinpelines device, detected gas flow, pressure, temperature are uploaded to long-range middle control platform；?
It is provided with " safety in production conveying database " in the long-range middle control platform, correspondence stores CO2The each transportation section of conveyance conduit
Safe transport gas flow threshold value, pressure threshold and temperature threshold：The gas stream that the Monitoring Pinpelines device detects in real time
Amount, pressure or temperature, when being more than the safe transport gas flow threshold value, pressure threshold and temperature threshold, then it is described it is long-range in
Control platform is voluntarily alarmed and management station's communication into the Monitoring Pinpelines device region, sends out alarm maintenance prompt, corresponding
Management station sends the CO of service personnel or machinery to specific location2Conveyance conduit carries out maintenance investigation；
5) after maintenance investigation, platform is controlled in reporting maintenance investigation situation remotely in the management station；
6) step 4) is repeated, until gas flow, pressure or the temperature that the Monitoring Pinpelines device detects in real time, in the peace
When within the scope of full conveying gas flow threshold value, pressure threshold and temperature threshold, the long-range middle control platform releasing is voluntarily alarmed.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610369811.8A CN105822901B (en) | 2016-05-29 | 2016-05-29 | It is a kind of to trap, metallurgy is utilized to generate CO2Pipeline and its be laid with working method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610369811.8A CN105822901B (en) | 2016-05-29 | 2016-05-29 | It is a kind of to trap, metallurgy is utilized to generate CO2Pipeline and its be laid with working method |
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| CN105822901B true CN105822901B (en) | 2018-11-13 |
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| CN101314102A (en) * | 2008-05-30 | 2008-12-03 | 西安热工研究院有限公司 | Method and apparatus for collecting carbonic anhydride in coal-fired plant flue gas |
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| WO2009105566A2 (en) * | 2008-02-19 | 2009-08-27 | Global Research Technologies, Llc | Extraction and sequestration of carbon dioxide |
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| CN101314102A (en) * | 2008-05-30 | 2008-12-03 | 西安热工研究院有限公司 | Method and apparatus for collecting carbonic anhydride in coal-fired plant flue gas |
| CN102688678A (en) * | 2012-06-13 | 2012-09-26 | 国电科学技术研究院 | Method and device for capturing CO2 in coal-fired power plant fume |
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