CN211098260U - Heat pump type solid amine CO adsorption2System for controlling a power supply - Google Patents

Heat pump type solid amine CO adsorption2System for controlling a power supply Download PDF

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CN211098260U
CN211098260U CN201921071806.4U CN201921071806U CN211098260U CN 211098260 U CN211098260 U CN 211098260U CN 201921071806 U CN201921071806 U CN 201921071806U CN 211098260 U CN211098260 U CN 211098260U
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tank
jar
heat pump
amine
conveying pipe
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童明伟
侯世杰
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Chengdu Yizhi Technology Co ltd
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Chengdu Yizhi Technology Co ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02CCAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00Capture or disposal of greenhouse gases
    • Y02C20/40Capture or disposal of greenhouse gases of CO2

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Abstract

The utility model discloses a heat pump type solid amine adsorbs CO2The system solves the technical problem that the regeneration energy consumption is high because a large amount of aqueous solution needs to be heated in the regeneration process in the prior art. The utility model comprises an A solid amine tank, a heat pump condenser, a water storage tank, CO2A buffer chamber, a heat pump evaporator, a product gas delivery pipe containing CO2A raw material gas conveying pipe, a byproduct gas outward conveying pipe of the tank A, a water vapor conveying pipe of the tank A, a purified water conveying pipe and byproduct CO2The device comprises an external conveying pipe, a tank A isolating sieve, a tank A buffer chamber, a tank A adsorption and desorption chamber and a tank A air inlet valve; decarbonizing gas for tank AThe valve, the A tank exhaust valve, the water pump and the A tank steam valve; the adsorption and desorption chamber of the tank A is filled with solid amine CO prepared by adopting a high-porosity porous medium as an amine carrier2An absorbent; the utility model has the advantages of simple structure and scientific and reasonable design, convenient to use can improve mass transfer and reaction rate, improves the absorption utilization ratio of amine, reduces the desorption energy consumption simultaneously.

Description

Heat pump type solid amine CO adsorption2System for controlling a power supply
Technical Field
The utility model relates to a heat pump type solid amine adsorbs CO2Provided is a system.
Background
Currently CO in air is removed2The method comprises liquid amine adsorption, calcium hydroxide chemical reaction decarburization, pressure swing adsorption decarburization and membrane filtration. The most mature technology at present is an alcohol amine solution chemical absorption method using an aqueous solution of Monoethanolamine (MEA), Diethanolamine (DEA), or Methyldiethanolamine (MDEA). The basic principle is to utilize alkaline amine solution and acidic gas CO2Reversible reaction of (2) to effect CO2The separation has strong absorption capacity, high absorption rate and proper absorption reaction temperature range, and is suitable for large flow, medium and low concentration (about 1-50 percent) of CO2And (4) separating the gas. But the regeneration temperature is higher (100 ℃ to 150 ℃), and a large amount of aqueous solution needs to be heated in the regeneration process, so the outstanding problem of high regeneration energy consumption exists.
Therefore, a heat pump type solid amine is designed to adsorb CO2The system, in order to improve the mass transfer and reaction rate, improve the utilization rate of amine, and reduce energy consumption, especially regeneration energy consumption, becomes the technical problem that technical personnel in the technical field need to solve urgently.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: providing heat pump type solid amine for adsorbing CO2The system solves the technical problem that the regeneration energy consumption is high because a large amount of aqueous solution needs to be heated in the regeneration process in the prior art.
In order to achieve the above object, the utility model adopts the following technical scheme:
heat pump type solid amine CO adsorption2The system comprises a solid amine tank A, a heat pump condenser, a water storage tank and CO2A buffer chamber, a heat pump evaporator, a product gas delivery pipe containing CO2A raw material gas delivery pipe, a tank A byproduct gas delivery pipe, a tank A steam delivery pipe, a purified water delivery pipe, and byproduct CO2An external delivery pipe;
be equipped with A jar isolation sieve in the A solid amine jar, A jar isolation sieve will A solid amine jar's inner chamber is separated into A jar surge chamber that is located A jar isolation sieve below and is located A jar desorption room of A jar isolation sieve top, the indoor packing of A jar desorption has the porous of adoption high porositySolid amine CO prepared by using medium as amine carrier2An absorbent;
said CO-containing2The feed gas conveying pipe is connected with the bottom of the A solid amine tank through a pipeline and communicated with the A tank buffer chamber, and the feed gas conveying pipe contains CO2A tank A air inlet valve is arranged on a pipeline connecting the feed gas conveying pipe and the bottom of the solid amine tank A; the product gas outward conveying pipe is connected with the top of the A solid amine tank through a pipeline and is communicated with the A tank adsorption and desorption chamber, and a A tank decarburization air valve is arranged on the pipeline of the product gas outward conveying pipe connected with the top of the A solid amine tank;
the water storage tank and the CO2The buffer chamber and the heat pump evaporator are sequentially connected and communicated from bottom to top in a sealing manner, the bottom in the A tank buffer chamber of the A solid amine tank is communicated with the upper inlet of the heat pump evaporator through the A tank byproduct gas outward conveying pipe, the A tank byproduct gas outward conveying pipe is provided with an A tank exhaust valve, the bottom of the water storage tank is connected with the top inlet of the heat pump condenser through the purified water conveying pipe, the purified water conveying pipe is provided with a water pump, the bottom outlet of the heat pump condenser is communicated with the top in the A tank adsorption and desorption chamber of the A solid amine tank through the A tank steam conveying pipe, and the A tank steam conveying pipe is provided with an A tank steam valve; the CO is2Buffer chamber and the by-product CO2The external conveying pipe is connected.
Further comprises a B solid amine tank, a B tank by-product gas outward conveying pipe and a B tank water vapor conveying pipe;
the B solid amine tank is internally provided with a B tank isolating sieve, the B tank isolating sieve divides the inner cavity of the B solid amine tank into a B tank buffer chamber positioned below the B tank isolating sieve and a B tank adsorption and desorption chamber positioned above the B tank isolating sieve, and the B tank adsorption and desorption chamber is internally filled with solid amine CO prepared by adopting a high-porosity porous medium as an amine carrier2An absorbent;
said CO-containing2The feed gas conveying pipe is connected with the bottom of the B solid amine tank through a pipeline and communicated with the B tank buffer chamber, and the feed gas conveying pipe contains CO2Raw material gas conveying pipe and B solid amine tankThe pipeline connected with the bottom of the tank B is provided with a tank B air inlet valve; the product gas outward conveying pipe is connected with the top of the B solid amine tank through a pipeline and is communicated with the B tank adsorption and desorption chamber, and a B tank decarburization air valve is arranged on the pipeline connecting the product gas outward conveying pipe with the top of the B solid amine tank;
the bottom in the B jar buffer chamber of the solid-state amine jar of B passes through the outer defeated pipe of B jar by-product gas with the upper portion entry of heat pump evaporimeter is linked together, be equipped with B jar discharge valve on the outer defeated pipe of B jar by-product gas, the bottom export of heat pump condenser passes through B jar vapor delivery pipe with the indoor top of B jar adsorption and desorption of B solid-state amine jar is linked together, be equipped with B jar vapor valve on the B jar vapor delivery pipe.
The heat pump evaporator comprises a heat pump condenser, a first working medium connecting pipe and a second working medium connecting pipe, wherein a working medium side outlet of the heat pump evaporator is communicated with a working medium side inlet of the heat pump condenser through the first working medium connecting pipe; and a working medium side outlet of the heat pump condenser is communicated with a working medium side inlet of the heat pump evaporator through the second working medium connecting pipe, and the second working medium connecting pipe is provided with a heat pump expansion valve.
Further, the solid amine CO2The filling amount of the absorbent accounts for 50 to 80 percent of the volume amount of the inner cavity of the A solid amine tank, and the solid amine CO accounts for2The filling amount of the absorbent accounts for 50 to 80 percent of the volume amount of the inner cavity of the B solid amine tank.
Furthermore, the distance between the bottom surface of the tank A isolating sieve and the inner bottom surface of the tank A solid amine tank is 2-200mm, and the distance between the bottom surface of the tank B isolating sieve and the inner bottom surface of the tank B solid amine tank is 2-200 mm.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model has simple structure, scientific and reasonable design and convenient use, and keeps the amine method to absorb CO2The speed rate is high, and the like, and the solid amine CO is prepared by using a porous medium with high specific surface area and high porosity as the amine carrier2An absorbent. Of solidsThe specific heat is far less than that of the aqueous solution, so that the energy consumption can be greatly reduced. The porous medium provides support for the active ingredient amine, greatly increases the contact area of the amine and the gas phase, can improve the mass transfer and reaction rate, and improves the utilization rate of the amine. In addition, the desorption process can be accelerated by heating the adsorption bed with steam and desorbing with solid absorbent, so that the reactor can be simplified, and meanwhile, the heat pump evaporator and CO are used2A buffer chamber, a water storage tank, a heat pump condenser, a water pump and a heat pump compressor, wherein water vapor and desorbed CO in an A solid amine tank or a B solid amine tank2Respectively enters a heat pump evaporator through an A tank byproduct gas outward transmission pipe or a B tank byproduct gas outward transmission pipe and is separated, and CO is separated2Comes to CO2A buffer chamber for allowing purified water to flow into a water storage tank and CO2CO in buffer room2By-product CO as by-product2The outer defeated pipe is defeated outward, and the pure water comes to heat pump condenser used repeatedly after the heating through the pure water conveyer pipe, and the energy saving on the one hand, on the other hand water economy resource.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Wherein, the names corresponding to the reference numbers are:
1-A solid amine tank, 2-A tank decarburization air valve, 3-A tank steam valve, 4-heat pump expansion valve, 5-B tank decarburization air valve, 6-B tank steam valve, 7-B solid amine tank, 8-B tank isolation sieve, 9-B tank air inlet valve, 10-B tank exhaust valve, 11-heat pump condenser, 12-water pump, 13-heat pump compressor, 14-water storage tank, 15-CO2A buffer chamber, a 16-heat pump evaporator, a 17-A tank air inlet valve, an 18-A tank exhaust valve, a 19-A tank isolation sieve, a 20-product gas output pipe, and a 21-CO-containing gas output pipe2A feed gas conveying pipe, a 22-A tank byproduct gas outward conveying pipe, a 23-A tank water vapor conveying pipe, a 24-purified water conveying pipe, a 25-A tank buffer chamber, a 26-A tank adsorption and desorption chamber, and a 27-byproduct CO conveying pipe2An external conveying pipe, a 28-B tank byproduct gas external conveying pipe, a 29-B tank steam conveying pipe, a 30-B tank buffer chamber, a 31-B tank adsorption and desorption chamber, a 32-first working medium connecting pipe and a 33-second working medium connecting pipe.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
As shown in FIG. 1, the utility model provides a heat pump type solid amine adsorbs CO2The system comprises an A solid amine tank 1, a heat pump condenser 11, a water storage tank 14, and CO2A buffer chamber 15, a heat pump evaporator 16, a product gas output pipe 20 and a CO-containing gas output pipe2A raw material gas conveying pipe 21, a tank A byproduct gas outer conveying pipe 22, a tank A steam conveying pipe 23, a purified water conveying pipe 24 and a byproduct CO2An external transmission pipe 27, a B solid amine tank 7, a B tank byproduct gas external transmission pipe 28, a B tank steam transmission pipe 29, a first working medium connecting pipe 32 and a second working medium connecting pipe 33.
Be equipped with A jar isolation sieve 19 in the solid-state amine jar of A1, A jar isolation sieve 19 the bottom surface with interval between the interior bottom surface of A solid-state amine jar 1 is 2-200mm, A jar isolation sieve 19 will A jar surge chamber 25 that is located A jar isolation sieve 19 below and A jar desorption chamber 26 that is located A jar isolation sieve 19 top are separated into to the inner chamber of A solid-state amine jar 1, A jar desorption chamber 26 intussuseption is filled with solid-state amine CO that adopts high porosity porous medium to make as the amine carrier2Absorbent, said solid amine CO2The filling amount of the absorbent accounts for 50 to 80 percent of the volume amount of the inner cavity of the A solid amine tank 1.
Be equipped with B jar isolation sieve 8 in B solid-state amine jar 7, B jar isolation sieve 8 the bottom surface with interval between the interior bottom surface of B solid-state amine jar 7 is 2-200mm, B jar isolation sieve 8 will B solid-state amine jar 7's inner chamber is separated into B jar surge chamber 30 that is located B jar isolation sieve 8 below and is located B jar absorption and desorption room 31 of B jar isolation sieve 8 top, B jar absorption and desorption room 31 intussuseption is filled with solid-state amine CO that adopts high porosity porous medium to make as the amine carrier2Absorbent, said solid amine CO2The filling amount of the absorbent accounts for 50 to 80 percent of the volume amount of the inner cavity of the B solid amine tank 7.
Contains CO2The feed gas conveying pipe 21 is connected with the bottom of the A solid amine tank 1 through a pipeline and communicated with the A tank buffer chamber 25, and the CO is contained2Raw material gasA pipeline of the conveying pipe 21 connected with the bottom of the A solid amine tank 1 is provided with an A tank air inlet valve 17; the product gas outward conveying pipe 20 is connected with the top of the A solid amine tank 1 through a pipeline and is communicated with the A tank adsorption and desorption chamber 26, and a tank A decarburization gas valve 2 is arranged on the pipeline connecting the product gas outward conveying pipe 20 with the top of the A solid amine tank 1; said CO-containing2The raw material gas conveying pipe 21 is connected with the bottom of the B solid amine tank 7 through a pipeline and communicated with the B tank buffer chamber 30, and the CO is contained2A B tank air inlet valve 9 is arranged on a pipeline connecting the feed gas conveying pipe 21 and the bottom of the B solid amine tank 7; the product gas outward conveying pipe 20 is connected with the top of the B solid amine tank 7 through a pipeline and communicated with the B tank adsorption and desorption chamber 31, and a B tank decarburization air valve 5 is arranged on the pipeline connecting the product gas outward conveying pipe 20 with the top of the B solid amine tank 7.
Water storage tank 14 of the utility model CO2The buffer chamber 15 and the heat pump evaporator 16 are sequentially connected and communicated from bottom to top in a sealing manner, and the CO is2 Buffer chamber 15 and the by-product CO2The delivery tube 27 is connected. The bottom of the water storage tank 14 is connected with the top inlet of the heat pump condenser 11 through the purified water conveying pipe 24, the purified water conveying pipe 24 is provided with a water pump 12, the working medium side outlet of the heat pump evaporator 16 is communicated with the working medium side inlet of the heat pump condenser 11 through the first working medium connecting pipe 32, and the first working medium connecting pipe 32 is provided with a heat pump compressor 13; the working medium side outlet of the heat pump condenser 11 is communicated with the working medium side inlet of the heat pump evaporator 16 through the second working medium connecting pipe 33, and the heat pump expansion valve 4 is arranged on the second working medium connecting pipe 33.
The bottom passes through in A jar surge chamber 25 of A solid-state amine jar 1A jar by-product gas defeated outside pipe 22 with heat pump evaporator 16's upper portion entry is linked together, be equipped with A jar discharge valve 18 on the A jar by-product gas defeated outside pipe 22, the bottom export of heat pump condenser 11 is passed through A jar vapor transmission pipe 23 with the top is linked together in A jar adsorption and desorption room 26 of A solid-state amine jar 1, be equipped with A jar vapor valve 3 on the A jar vapor transmission pipe 23. The bottom passes through in B jar surge chamber 30 of B solid-state amine jar 7 the outer defeated pipe 28 of B jar by-product gas with the upper portion entry of heat pump evaporator 16 is linked together, be equipped with B jar discharge valve 10 on the outer defeated pipe 28 of B jar by-product gas, the bottom export of heat pump condenser 11 passes through B jar vapor delivery pipe 29 with the top is linked together in B jar absorption desorption room 31 of B solid-state amine jar 7, be equipped with B jar vapor valve 6 on the B jar vapor delivery pipe 29.
The utility model has simple structure, scientific and reasonable design and convenient use, and keeps the amine method to absorb CO2The speed rate is high, and the like, and the solid amine CO is prepared by using a porous medium with high specific surface area and high porosity as the amine carrier2An absorbent. The specific heat of the solid is far less than that of the aqueous solution, so that the energy consumption can be greatly reduced. The porous medium provides support for the active ingredient amine, greatly increases the contact area of the amine and the gas phase, can improve the mass transfer and reaction rate, and improves the utilization rate of the amine. In addition, the desorption process can be accelerated by heating the adsorption bed with steam and desorbing with solid absorbent, so that the reactor can be simplified, and meanwhile, the heat pump evaporator and CO are used2A buffer chamber, a water storage tank, a heat pump condenser, a water pump and a heat pump compressor, wherein water vapor and desorbed CO in an A solid amine tank or a B solid amine tank2Respectively enters a heat pump evaporator through an A tank byproduct gas outward transmission pipe or a B tank byproduct gas outward transmission pipe and is separated, and CO is separated2Comes to CO2A buffer chamber for allowing purified water to flow into a water storage tank and CO2CO in buffer room2By-product CO as by-product2The outer defeated pipe is defeated outward, and the pure water comes to heat pump condenser used repeatedly after the heating through the pure water conveyer pipe, and the energy saving on the one hand, on the other hand water economy resource.
The utility model contains CO2The gas enters the A solid amine tank and the B solid amine tank in turn, and most CO enters the A solid amine tank and the B solid amine tank2Alternately by solid amine CO in the tank2Adsorbing by an absorbent. The condenser of the heat pump heats the pure water condensed by the evaporator of the heat pump to form steam which flows into the A solid amine tank and the B solid amine tank in turn to lead the solid amine CO to flow into the A solid amine tank and the B solid amine tank2CO adsorbed by absorbent2And (4) desorbing. In heat pump evaporatorCooling in the generator to condense and separate water vapor, pure CO can be obtained2This can greatly reduce the solid amine CO2Absorbent and desorption of CO2Energy consumption of the system.
In order to make the technical solution of the present invention better understood by those skilled in the art, the following examples are specifically provided for the detailed description.
As shown in FIG. 1, the amount of the raw gas is 10000Nm3Heat pump type solid amine CO recovery2System of CO in feed gas2The content is 2500Nm3H is used as the reference value. The saturated adsorption speed of the solid amine is 3min, and the solid amine can be adsorbed and desorbed 10 times per hour. Therefore, the capacity per tank is required to be 250m3The diameter of the tank is 3m, and the height of the tank is 35m in total. The solid amine used was tetraethylenepentamine and weighed 321 tons, A, B two pots each weighing 160 tons, each pot being 25m high. The raw material gas firstly contains CO2The raw material gas conveying pipe 21 enters a buffer chamber 25 of the tank A, the decarburization gas valve 2 of the tank A is opened, the gas passes through an isolation sieve 19 of the tank A and passes through a solid amine tank 1A, and CO in the raw material gas2After being adsorbed by tetraethylenepentamine, the remaining gas is sent to the user through the product gas delivery pipe 20. When A solid amine tank 1 adsorbs CO2After saturation, the B solid amine tank 7 is started. Opening a steam valve 3 of the tank A and an exhaust valve 18 of the tank A, and feeding the steam with the temperature of 110 ℃ into the solid amine tank A1 from the top to ensure that the tetraethylenepentamine in the tank adsorbs CO2Desorbed at high temperature and flows with the vapor stream into the heat pump evaporator 16, wherein the vapor is condensed into water by cooling and separated and merged into the water storage tank 14, and the relatively pure CO2Is separated out by CO byproduct2The delivery tube 27 is directed to the user. The working medium R234Z used by the heat pump compressor 13 is a high temperature heat pump working medium, which can reduce the temperature of the heat pump evaporator 16 to below 30 degrees and increase the temperature of the heat pump condenser 11 to above 120 degrees. Therefore, the pure water flowing into the water storage tank 17 is pumped by the water pump 12 to the heat pump condenser 11 and heated to be steam of 110 degrees or more for adsorbing CO2Saturated solid state aminolysis to extract CO2The required amount of heat. Adsorption and desorption of CO as described above2The process of (A) and (B) is carried out alternately by the solid amine tank (A) and the solid amine tank (B) to keep the whole production continuous.
The above embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the protection scope of the present invention, but all the insubstantial changes or modifications made in the spirit and the idea of the main design of the present invention, the technical problems solved by the embodiment are still consistent with the present invention, and all should be included in the protection scope of the present invention.

Claims (4)

1. Heat pump type solid amine CO adsorption2A system, characterized by: comprises an A solid amine tank (1), a heat pump condenser (11), a water storage tank (14), CO2A buffer chamber (15), a heat pump evaporator (16), a product gas output pipe (20) containing CO2A raw material gas conveying pipe (21), a tank A byproduct gas outward conveying pipe (22), a tank A steam conveying pipe (23), a purified water conveying pipe (24), and a byproduct CO2An outer delivery tube (27);
be equipped with A jar isolation sieve (19) in A solid-state amine jar (1), A jar isolation sieve (19) will the inner chamber of A solid-state amine jar (1) is separated into A jar surge chamber (25) that is located A jar isolation sieve (19) below and is located A jar adsorption and desorption room (26) that A jar isolation sieve (19) top, A jar adsorption and desorption room (26) intussuseption is filled with solid-state amine CO who adopts high porosity porous medium to make as the amine carrier2An absorbent;
said CO-containing2The feed gas conveying pipe (21) is connected with the bottom of the A solid amine tank (1) through a pipeline and communicated with the A tank buffer chamber (25), and the feed gas conveying pipe contains CO2A pipeline of the raw material gas conveying pipe (21) connected with the bottom of the A solid amine tank (1) is provided with an A tank air inlet valve (17); the product gas outward conveying pipe (20) is connected with the top of the A solid amine tank (1) through a pipeline and is communicated with the A tank adsorption and desorption chamber (26), and a tank A decarburization air valve (2) is arranged on the pipeline connecting the product gas outward conveying pipe (20) with the top of the A solid amine tank (1);
the water storage tank (14) and the CO2The buffer chamber (15) and the heat pump evaporator (16) are sequentially connected and communicated in a sealing way from bottom to top, and the inner bottom of the A tank buffer chamber (25) of the A solid amine tank (1) is communicated with the heat pump evaporator through the A tank by-product gas outer transmission pipe (22)(16) The upper part inlet of the A tank is communicated, an A tank exhaust valve (18) is arranged on the A tank by-product gas outward transmission pipe (22), the bottom of the water storage tank (14) is connected with the top inlet of the heat pump condenser (11) through the purified water conveying pipe (24), a water pump (12) is arranged on the purified water conveying pipe (24), the bottom outlet of the heat pump condenser (11) is communicated with the top of the A tank adsorption and desorption chamber (26) of the A solid amine tank (1) through the A tank steam conveying pipe (23), and an A tank steam valve (3) is arranged on the A tank steam conveying pipe (23); the CO is2A buffer chamber (15) and the by-product CO2The external conveying pipes (27) are connected.
2. The heat pump type solid amine adsorption of CO of claim 12A system, characterized by: the system also comprises a B solid amine tank (7), a B tank by-product gas outward conveying pipe (28) and a B tank water vapor conveying pipe (29);
be equipped with B jar isolation sieve (8) in B solid-state amine jar (7), B jar isolation sieve (8) will the inner chamber of B solid-state amine jar (7) is separated into B jar surge chamber (30) that is located B jar isolation sieve (8) below and is located B jar adsorption and desorption room (31) that keep apart sieve (8) top, B jar adsorption and desorption room (31) intussuseption is filled with solid-state amine CO who adopts high porosity porous medium to make as the amine carrier2An absorbent;
said CO-containing2The feed gas conveying pipe (21) is connected with the bottom of the B solid amine tank (7) through a pipeline and communicated with the B tank buffer chamber (30), and the feed gas conveying pipe contains CO2A B tank air inlet valve (9) is arranged on a pipeline connecting the raw material gas conveying pipe (21) and the bottom of the B solid amine tank (7); the product gas outward conveying pipe (20) is connected with the top of the B solid amine tank (7) through a pipeline and is communicated with the B tank adsorption and desorption chamber (31), and a B tank decarburization air valve (5) is arranged on the pipeline connecting the product gas outward conveying pipe (20) with the top of the B solid amine tank (7);
the bottom passes through in B jar surge chamber (30) of B solid-state amine jar (7) the outer defeated pipe of B jar by-product gas (28) with the upper portion entry of heat pump evaporator (16) is linked together, be equipped with B jar discharge valve (10) on the outer defeated pipe of B jar by-product gas (28), the bottom export of heat pump condenser (11) passes through B jar vapor transmission pipe (29) with the top is linked together in B jar adsorption and desorption room (31) of B solid-state amine jar (7), be equipped with B jar vapor valve (6) on B jar vapor transmission pipe (29).
3. The heat pump type solid amine adsorption of CO of claim 12A system, characterized by: the heat pump evaporator comprises a heat pump evaporator, a heat pump condenser and a heat pump compressor, and is characterized by further comprising a first working medium connecting pipe (32) and a second working medium connecting pipe (33), wherein a working medium side outlet of the heat pump evaporator (16) is communicated with a working medium side inlet of the heat pump condenser (11) through the first working medium connecting pipe (32), and the first working medium connecting pipe (32) is provided with the heat pump compressor (13); and a working medium side outlet of the heat pump condenser (11) is communicated with a working medium side inlet of the heat pump evaporator (16) through the second working medium connecting pipe (33), and the second working medium connecting pipe (33) is provided with a heat pump expansion valve (4).
4. The heat pump type solid amine adsorption of CO of claim 22A system, characterized by: the solid amine CO2The filling amount of the absorbent accounts for 50 to 80 percent of the volume amount of the inner cavity of the A solid amine tank (1), and the solid amine CO accounts for2The filling amount of the absorbent accounts for 50 to 80 percent of the volume amount of the inner cavity of the B solid amine tank (7).
CN201921071806.4U 2019-07-10 2019-07-10 Heat pump type solid amine CO adsorption2System for controlling a power supply Active CN211098260U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110180325A (en) * 2019-07-10 2019-08-30 成都益志科技有限责任公司 Pump type heat solid amine absorption CO2System

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110180325A (en) * 2019-07-10 2019-08-30 成都益志科技有限责任公司 Pump type heat solid amine absorption CO2System

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