CN109550360A - Technology carbon dioxide device is sealed and utilized to carbon capture up for safekeeping - Google Patents
Technology carbon dioxide device is sealed and utilized to carbon capture up for safekeeping Download PDFInfo
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- CN109550360A CN109550360A CN201811533696.9A CN201811533696A CN109550360A CN 109550360 A CN109550360 A CN 109550360A CN 201811533696 A CN201811533696 A CN 201811533696A CN 109550360 A CN109550360 A CN 109550360A
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- carbon dioxide
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- temperature
- desorber
- cement kiln
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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
- B01D53/14—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 absorption
- B01D53/1425—Regeneration of liquid absorbents
-
- 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
- B01D53/14—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 absorption
- B01D53/1456—Removing acid components
- B01D53/1475—Removing carbon dioxide
-
- 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
- B01D53/14—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 absorption
- B01D53/1493—Selection of liquid materials for use as absorbents
-
- 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
- B01D53/14—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 absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
- B01D2252/20—Organic absorbents
- B01D2252/204—Amines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0233—Other waste gases from cement factories
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The present invention provides a kind of carbon capture applied to cement kiln low temperature exhaust heat reutilization technology field, seal and utilize technology carbon dioxide device up for safekeeping, the carbon capture, seal and utilize setting amine liquid reboiler (4) in the desorber (2) of technology carbon dioxide device up for safekeeping, temperature-decreased pressure reducer (3) one end is connected to the saturated vapor pipeline (5) of cement kiln tail waste heat boiler (1), temperature-decreased pressure reducer (3) other end is connected to by intake line (8) with the amine liquid reboiler (4) of desorber (2), gas exhaust piping (15) are also set up on the saturated vapor pipeline (5) of cement kiln tail waste heat boiler (1), hydrophobic pipeline, end pipeline, carbon capture of the invention, seal and utilize technology carbon dioxide device up for safekeeping, neither influence the normal operation of cement kiln waste-heat power generation system, it is able to satisfy again The needs of CCS system desorption operation, reduce economic cost investment.
Description
Technical field
The invention belongs to cement kiln low temperature exhaust heat reutilization technology fields, are to be related to a kind of carbon capture, envelope more specifically
Deposit and utilize technology carbon dioxide device.
Background technique
Carbon capture seals up for safekeeping and is that the carbon dioxide discharged in production process is purified using technology (abbreviation CCS), after
And the technique for putting into new production process.Resources of Carbon Dioxide can be generated economic benefit by this technique.CCS technology
Mainly use chemical absorbent in absorption tower by the carbon dioxide absorption in flue gas, the absorbent of absorbing carbon dioxide pumps
Enter desorber to be desorbed, heat required for desorber desorption carbon dioxide is heated by desorbing the steam of tower bottom, is steamed
Vapour heats amine liquid by reboiler, so that the temperature of desorber is increased to required temperature.In the prior art,
The demand that desorber desorbs heat required for carbon dioxide is one ton of CO2The steam consumption that desorption needs is about 1.5-
1.6 ton.Therefore, carbon dioxide is huge for steam consumption, causes carbon dioxide at high cost.
Summary of the invention
The technical problems to be solved by the present invention are: in view of the deficiencies of the prior art, it is simple to provide a kind of structure, for water
The technical requirements of mud factory CCS system and the technical characterstic of pure low-temperature cogeneration have been designed and developed a set of from cement kiln waste heat hair
Desorber is introduced steam into electric system and recycles condensed water of the desorption after, to neither influence water
The normal operation of stall afterheat generating system, and the needs of CCS system desorption operation are able to satisfy, reduce the carbon of economic cost investment
Capture, seal up for safekeeping and utilize technology carbon dioxide device.
Solve the problems, such as techniques discussed above, the technical scheme adopted by the invention is as follows:
The present invention is a kind of carbon capture, seal up for safekeeping and using technology carbon dioxide device, the carbon capture is sealed up for safekeeping
It and using technology carbon dioxide device include cement kiln tail waste heat boiler, desorber, temperature-decreased pressure reducer, the solution
It inhales and amine liquid reboiler is set in tower, temperature-decreased pressure reducer one end is connected to the saturated vapor pipeline of cement kiln tail waste heat boiler, subtracts
The temperature-decreased pressure reducer other end be connected to by intake line with the amine liquid reboiler of desorber, return pipe one end of the desorber and
The connection of amine liquid reboiler, the return pipe other end of desorber are connected to condensate water recovery device, condensate water recovery device and cement
The flash vessel of kiln kiln tail waste heat boiler is connected to.
The temperature of steam in the saturated vapor pipeline of the cement kiln tail waste heat boiler is controlled at 165 DEG C -175 DEG C
Between range.The temperature of the steam in intake line between the temperature-decreased pressure reducer and amine liquid reboiler is at 130 DEG C -140
Between DEG C range.Temperature in desorber after amine liquid reboiler into the saturated water of return pipe is in 120 DEG C of -130 DEG C of ranges
Between.
Carbon capture is sealed up for safekeeping and using between the temperature-decreased pressure reducer and amine liquid reboiler of technology carbon dioxide device
Electric control valve I is set on intake line, and electric control valve I is connect with control unit.
Carbon capture, seal up for safekeeping and using technology carbon dioxide device condensate water recovery device include return water tank and
Electric control valve II, return water tank one end are connected to return pipe, and the return water tank other end is connected to by loopback pipeline with flash vessel,
Electric control valve II is set on loopback pipeline, and electric control valve II is connect with control unit.
The condensate water recovery device further includes far transmission level meter, and far transmission level meter is arranged to electric control valve II
Enough chain structures.
The carbon capture is sealed up for safekeeping and includes recycling using the condensate water recovery device of technology carbon dioxide device
Water tank and electric control valve II, return water tank one end are connected to return pipe, and the return water tank other end passes through loopback pipeline and flash distillation
Device is connected to, and electric control valve II is arranged on loopback pipeline, and electric control valve II is connect with control unit.
The invention further relates to a kind of step is simple, input cost is low, technical requirements for cement plant CCS system and pure low
The technical characterstic of temperature cogeneration, designed and developed it is a set of introduced steam into from cement kiln waste-heat power generation system desorber and will
The condensed water after is desorbed to be recycled, so that the normal operation of cement kiln waste-heat power generation system is neither influenced,
Be able to satisfy the needs of CCS system desorption operation again, reduce economic cost investment for carbon capture, seal up for safekeeping and utilize the two of technology
Carbonoxide desorption method.
It is described for carbon capture, seal up for safekeeping and the desorption procedure of the carbon dioxide method using technology are as follows: 1) will subtract
Temperature-decreased pressure reducer one end is connected to the saturated vapor pipeline of cement kiln tail waste heat boiler, and the temperature-decreased pressure reducer other end is passed through input
Pipeline is connected to the amine liquid reboiler of desorber；2) start and adjust electric control valve I, it is full in cement kiln tail waste heat boiler
Pass through temperature-decreased pressure reducer pressure and temperature reducing with steam, subsequently into the amine liquid reboiler in desorber, to the amine in amine liquid reboiler
Liquid is heated；3) the amine liquid after heating carries out heat exchange in desorber, and temperature increases in desorber, to by desorber
Carbon dioxide carries out heating desorption；4) liquid is occurred to the saturated vapor after the carbon dioxide of desorber carries out heating desorption
Become, become saturated water, enter condensate water recovery device by return pipe, return again to the flash vessel of cement kiln waste-heat power generation system into
Row recycles, and the desorption of carbon dioxide is completed using the saturated vapor of cement kiln waste-heat power generation system.
When starting and adjusting electric control valve I, the on-off and steaming of I pair of the electric control valve saturated vapor by intake line
Vapour amount is adjusted；Saturated water enters the flash distillation that condensate water recovery device returns again to cement kiln waste-heat power generation system by return pipe
When device is recycled, the on-off and flow of II pair of the electric control valve saturated water by condensate water recovery device are adjusted
Section.
Using technical solution of the present invention, can obtain it is below the utility model has the advantages that
Carbon capture of the present invention is sealed up for safekeeping and using technology carbon dioxide device and its desorption method, in conjunction with
The waste heat boiler of cement plant feature, the matched afterheat generating system of Rational choice pure low-temperature cogeneration generates saturated vapor, will
Saturated vapor is sent after being handled by pressure and temperature reducing to the amine liquid reboiler (reboiler) of desorber, so that at by temperature and pressure
Saturated vapor after reason in meet demand range can heat amine liquid using self heat, so that desorber temperature liter
Operating temperature required for height to desorption carbon dioxide.In this way, it is no longer necessary to be further provided with vapor supplying apparatus, effectively realization water
Mud waste heat reusing of energy source.Cost input needed for reducing carbon dioxide.And the saturated vapor for passing through desorber heat exchange changes
Condensed water is formed after heat, returns again to afterheat generating system and is recycled, and realizes that the energy utilizes to the greatest extent, and this
Sample utilizes the existing energy, can be avoided energy waste and environmental pollution that individual saturated vapor supply arrangement operation generates, symbol
Close current industry requirement.Technology carbon dioxide device and its desorption side are sealed and utilized to carbon capture of the present invention up for safekeeping
Method, the technical characterstic of technical requirements and pure low-temperature cogeneration for cement plant CCS system have been designed and developed a set of from cement
Desorber is introduced steam into kiln afterheat generating system and recycles condensed water of the desorption after, thus both
The normal operation of cement kiln waste-heat power generation system is not influenced, and is able to satisfy the needs of CCS system desorption operation, reduces economic cost
Investment.
Detailed description of the invention
Brief description is made to content expressed by each attached drawing of this specification and the label in figure below:
Fig. 1 be carbon capture of the present invention, seal up for safekeeping and using technology carbon dioxide device structural schematic diagram；
Attached drawing acceptance of the bid note is respectively as follows: 1, cement kiln tail waste heat boiler；2, desorber；3, temperature-decreased pressure reducer；4, amine liquid is again
Boil device；5, saturated vapor pipeline；6, return pipe；7, condensate water recovery device；8, intake line；9, electric control valve I；10, it returns
Receive water tank；11, electric control valve II；12, loopback pipeline；13, steam turbine；14, flash vessel；15, gas exhaust piping；16, drain valve；
17, shut-off valve.
Specific embodiment
Below against attached drawing, by the description of the embodiment, to for example related each structure of a specific embodiment of the invention
The works such as the shape of part, construction, the mutual alignment between each section and connection relationship, the effect of each section and working principle are further
Detailed description:
As shown in Fig. 1, the present invention is a kind of carbon capture, seals and utilize technology carbon dioxide device up for safekeeping, described
Carbon capture, seal up for safekeeping and include cement kiln tail waste heat boiler 1, desorber 2, desuperheat using technology carbon dioxide device
Pressure reducer 3, the desorber 2 is interior to be arranged amine liquid reboiler 4,3 one end of temperature-decreased pressure reducer and cement kiln tail waste heat boiler 1
Saturated vapor pipeline 5 is connected to, and 3 other end of temperature-decreased pressure reducer is connected to by intake line 8 with the amine liquid reboiler 4 of desorber 2, institute
6 one end of return pipe for the desorber 2 stated is connected to amine liquid reboiler 4,6 other end of return pipe and condensing hot air furnace of desorber 2
Device 7 is connected to, and condensate water recovery device 7 is connected to the flash vessel 14 of cement kiln tail waste heat boiler 1.Above structure, in conjunction with water
The waste heat boiler of mud factory feature, the matched afterheat generating system of Rational choice pure low-temperature cogeneration generates saturated vapor, will satisfy
It send after being handled with steam by pressure and temperature reducing to the amine liquid reboiler (reboiler) of desorber, so that being handled by temperature and pressure
The saturated vapor in meet demand range can heat amine liquid using self heat afterwards, so that desorber temperature increases
To operating temperature required for desorption carbon dioxide.In this way, it is no longer necessary to be further provided with vapor supplying apparatus, effectively realization cement
Waste heat reusing of energy source.Cost input needed for reducing carbon dioxide.And pass through the saturated vapor heat exchange of desorber heat exchange
After form condensed water, return again to afterheat generating system and be recycled, realize that the energy utilizes to the greatest extent, and in this way
Using the existing energy, it can be avoided energy waste and environmental pollution that individual saturated vapor supply arrangement operation generates, meet
Current industry requirement.Carbon capture of the present invention is sealed up for safekeeping and using technology carbon dioxide device and its desorption method,
The technical characterstic of technical requirements and pure low-temperature cogeneration for cement plant CCS system has been designed and developed a set of from cement kiln
Desorber is introduced steam into afterheat generating system and recycles condensed water of the desorption after, thus neither
The normal operation of cement kiln waste-heat power generation system is influenced, and is able to satisfy the needs of CCS system desorption operation, economic cost is reduced and throws
Enter.
The temperature of steam in the saturated vapor pipeline 5 of the cement kiln tail waste heat boiler 1 is controlled at 165 DEG C -175
Between DEG C range.The temperature of the steam in intake line 8 between the temperature-decreased pressure reducer 3 and amine liquid reboiler 4 is 130
Between DEG C -140 DEG C of ranges.The temperature of saturated water in the desorber 2 after amine liquid reboiler 4 into return pipe 6 exists
Between 120 DEG C of -130 DEG C of ranges.Device and method of the present invention have strict requirements to steam.Made according to CCS system
With the parameter request (130~140 DEG C of saturated vapors) of heat source stream, in conjunction with cement kiln waste-heat power generation system equipment arrangement and steam
Kiln tail waste heat boiler saturated vapor (165 DEG C -175 DEG C) or superheated steam (320 DEG C) can be selected in parameter, and by comparing, saturation is steamed
Influence of the vapour to afterheat generating system generated energy is smaller, and closer to CCS system heat sources temperature requirement, is conducive to CCS system safety
And stabilization, therefore, steam leading point is arranged on the saturated vapor pipeline of cement kiln tail waste heat boiler, in this way, reliable draw
The lesser steam of the temperature difference.And the lesser steam of the temperature difference enters in pressure reducer and attemperator and is handled, then pressure and temperature meets solution
The actual demand of tower is inhaled, saturated vapor then will be protected and is introduced into the reboiler in desorber.Saturated vapor in reboiler into
Row heat exchange heats amine liquid, carries out temperature required for carbon dioxide in desorber.Saturated vapor enters CCS system
The reboiler of desorber carries out liquid occurs after heat exchange being deformed into saturated water (125~135 DEG C), saturated water by water return pipeline into
Enter condensed-water recovering device, send through condensate pump pressurization to flash vessel and recycled.
Carbon capture is sealed up for safekeeping and using between the temperature-decreased pressure reducer 3 and amine liquid reboiler 4 of technology carbon dioxide device
Intake line 8 on electric control valve I 9 is set, electric control valve I 9 connect with control unit.Above structure, electric control valve I
9 are used to that the on-off and quantity of steam of the saturated vapor by intake line 8 to be adjusted, and electric control valve I 9 passes through control unit
Part is controlled, and realizes automation control, while realizing the long-range operation of control.
Carbon capture is sealed up for safekeeping and includes return water tank using the condensate water recovery device 7 of technology carbon dioxide device
10 and electric control valve II 11,10 one end of return water tank be connected to return pipe 6,10 other end of return water tank pass through loopback pipeline 12
It is connected to flash vessel 8, electric control valve II 11 is set on loopback pipeline 12, electric control valve II 11 is connect with control unit.It is full
It is recycled by return pipe 6 into the flash vessel 14 that condensate water recovery device 7 returns again to cement kiln waste-heat power generation system with water
When utilization, the on-off and flow of II 11 pairs of the electric control valve saturated waters by condensate water recovery device 7 are adjusted.And electric adjustable
Section valve II 11 is controlled by control unit, realizes automation control, while realizing the long-range operation of control.
The condensate water recovery device 7 further includes far transmission level meter, and far transmission level meter and electric control valve II 11 are energy
Enough chain structures.Water tank setting far transmission level meter and chain with electric control valve II 11 in condensed-water recovering device 6, is convenient for
Middle control (control unit) controls high water tank, water pump is also set up on the loopback pipeline 12 after electric control valve II 11, for pumping
Return water, water pump are connect with control unit.Electric control valve I 9 can be operated in middle control, to meet CCS system production technical grade and food
Quantity of steam needed for grade CO2 product processes needs.
The carbon capture is sealed up for safekeeping and includes recycling using the condensate water recovery device 7 of technology carbon dioxide device
Water tank 10 and electric control valve II 11,10 one end of return water tank are connected to return pipe 6, and 10 other end of return water tank passes through loopback pipe
Road 12 is connected to flash vessel 8, and electric control valve II 11 is arranged on loopback pipeline 12, and electric control valve II 11 and control unit connect
It connects.
The invention further relates to a kind of step is simple, input cost is low, technical requirements for cement plant CCS system and pure low
The technical characterstic of temperature cogeneration, designed and developed it is a set of introduced steam into from cement kiln waste-heat power generation system desorber and will
The condensed water after is desorbed to be recycled, so that the normal operation of cement kiln waste-heat power generation system is neither influenced,
Be able to satisfy the needs of CCS system desorption operation again, reduce economic cost investment for carbon capture, seal up for safekeeping and utilize the two of technology
Carbonoxide desorption method.
It is described for carbon capture, seal up for safekeeping and the desorption procedure of the carbon dioxide method using technology are as follows: 1) will subtract
3 one end of temperature-decreased pressure reducer is connected to the saturated vapor pipeline 5 of cement kiln tail waste heat boiler 1, and 3 other end of temperature-decreased pressure reducer is passed through
Intake line 8 is connected to the amine liquid reboiler 4 of desorber 2；2) start and adjust electric control valve I 9, cement kiln tail waste heat pot
Saturated vapor in furnace 1 passes through 3 pressure and temperature reducing of temperature-decreased pressure reducer, subsequently into the amine liquid reboiler 4 in desorber 2, to amine liquid
Amine liquid in reboiler 4 is heated；3) the amine liquid after heating carries out heat exchange in desorber 2, temperature liter in desorber 2
Height carries out heating desorption to by the carbon dioxide of desorber 2；4) heating desorption is carried out to by the carbon dioxide of desorber 2
Saturated vapor afterwards occurs liquid and becomes, and becomes saturated water, enters condensate water recovery device 7 by return pipe 6, returns again to more than cement kiln
The flash vessel 14 of heat generating system is recycled, and completes carbon dioxide using the saturated vapor of cement kiln waste-heat power generation system
Desorption.
When starting and adjusting electric control valve I 9, the on-off of I 9 pairs of the electric control valve saturated vapors by intake line 8
It is adjusted with quantity of steam；Saturated water returns again to cement kiln waste-heat power generation system into condensate water recovery device 7 by return pipe 6
Flash vessel 14 when being recycled, the on-off of II 11 pairs of the electric control valve saturated waters by condensate water recovery device 7 and
Flow is adjusted.
Carbon capture of the present invention is sealed up for safekeeping and using technology carbon dioxide device and its desorption method, in conjunction with
The waste heat boiler of cement plant feature, the matched afterheat generating system of Rational choice pure low-temperature cogeneration generates saturated vapor, will
Saturated vapor is sent after being handled by pressure and temperature reducing to the amine liquid reboiler (reboiler) of desorber, so that at by temperature and pressure
Saturated vapor after reason in meet demand range can heat amine liquid using self heat, so that desorber temperature liter
Operating temperature required for height to desorption carbon dioxide.In this way, it is no longer necessary to be further provided with vapor supplying apparatus, effectively realization water
Mud waste heat reusing of energy source.Cost input needed for reducing carbon dioxide.And the saturated vapor for passing through desorber heat exchange changes
Condensed water is formed after heat, returns again to afterheat generating system and is recycled, and realizes that the energy utilizes to the greatest extent, and this
Sample utilizes the existing energy, can be avoided energy waste and environmental pollution that individual saturated vapor supply arrangement operation generates, symbol
Close current industry requirement.Technology carbon dioxide device and its desorption side are sealed and utilized to carbon capture of the present invention up for safekeeping
Method, the technical characterstic of technical requirements and pure low-temperature cogeneration for cement plant CCS system have been designed and developed a set of from cement
Desorber is introduced steam into kiln afterheat generating system and recycles condensed water of the desorption after, thus both
The normal operation of cement kiln waste-heat power generation system is not influenced, and is able to satisfy the needs of CCS system desorption operation, reduces economic cost
Investment.
Above in conjunction with attached drawing, an exemplary description of the invention, it is clear that concrete implementation of the present invention is not by above-mentioned
The limitation of mode, as long as using the various improvement that the inventive concept and technical scheme of the present invention carry out, or not improved by this
The conception and technical scheme of invention directly apply to other occasions, are within the scope of the invention.
Claims (6)
1. a kind of carbon capture is sealed up for safekeeping and using technology carbon dioxide device, it is characterised in that: the carbon capture, envelope
It deposits and includes cement kiln tail waste heat boiler (1), desorber (2), temperature-decreased pressure reducer using technology carbon dioxide device
(3), amine liquid reboiler (4) are set in the desorber (2), temperature-decreased pressure reducer (3) one end and cement kiln tail waste heat boiler
(1) saturated vapor pipeline (5) connection, temperature-decreased pressure reducer (3) other end pass through the amine liquid of intake line (8) and desorber (2)
Reboiler (4) connection, return pipe (6) one end of the desorber (2) are connected to amine liquid reboiler (4), and desorber (2) returns
Water pipe (6) other end is connected to condensate water recovery device (7), condensate water recovery device (7) and cement kiln tail waste heat boiler (1)
Flash vessel (14) connection；The carbon capture, seal up for safekeeping and using technology carbon dioxide device cement kiln tail more than
Gas exhaust piping (15), hydrophobic pipeline, cut-off pipeline, the drain pipe are also set up on the saturated vapor pipeline (5) of heat boiler (1)
Road setting drain valve (16), blanking tube road setting shut-off valve (17), the saturation of the cement kiln tail waste heat boiler (1)
The temperature of steam in steam pipework (5) controls between 165 DEG C of -175 DEG C of ranges.
2. technology carbon dioxide device is sealed and utilized to carbon capture according to claim 1 up for safekeeping, it is characterised in that:
The temperature of the steam in intake line (8) between the temperature-decreased pressure reducer (3) and amine liquid reboiler (4) is at 130 DEG C -140
Between DEG C range.
3. carbon capture according to claim 1 or 2 is sealed up for safekeeping and utilizes technology carbon dioxide device, feature exists
In: enter the temperature of the saturated water of return pipe (6) in the desorber (2) after amine liquid reboiler (4) at 120 DEG C -130
Between DEG C range.
4. carbon capture according to claim 1 or 2 is sealed up for safekeeping and utilizes technology carbon dioxide device, feature exists
In: the condensate water recovery device (7) further includes far transmission level meter, and far transmission level meter is set as with electric control valve II (11)
Structure that can be chain.
5. carbon capture according to claim 1 or 2 is sealed up for safekeeping and utilizes technology carbon dioxide device, feature exists
In: carbon capture, seal up for safekeeping and temperature-decreased pressure reducer (3) and amine liquid reboiler (4) using technology carbon dioxide device between
Intake line (8) on electric control valve I (9) are set, electric control valve I (9) connect with control unit.
6. carbon capture according to claim 1 or 2 is sealed up for safekeeping and utilizes technology carbon dioxide device, feature exists
In: the carbon capture, seals up for safekeeping and include recycle-water using the condensate water recovery device (7) of technology carbon dioxide device
Case (10) and electric control valve II (11), return water tank (10) one end are connected to return pipe (6), and return water tank (10) other end is logical
It crosses loopback pipeline (12) to be connected to flash vessel (8), electric control valve II (11) is set on loopback pipeline (12), electric control valve II
(11) it is connect with control unit.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811533696.9A CN109550360A (en) | 2018-12-14 | 2018-12-14 | Technology carbon dioxide device is sealed and utilized to carbon capture up for safekeeping |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811533696.9A CN109550360A (en) | 2018-12-14 | 2018-12-14 | Technology carbon dioxide device is sealed and utilized to carbon capture up for safekeeping |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110777091A (en) * | 2019-10-31 | 2020-02-11 | 天津大学 | Method for developing efficient BECCS system with bicarbonate radical as ligament |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110777091A (en) * | 2019-10-31 | 2020-02-11 | 天津大学 | Method for developing efficient BECCS system with bicarbonate radical as ligament |
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