CN109224772B - U-shaped double-tower circulating liquid differential pressure dissolution release CO capture2Device for measuring the position of a moving object - Google Patents
U-shaped double-tower circulating liquid differential pressure dissolution release CO capture2Device for measuring the position of a moving object Download PDFInfo
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- CN109224772B CN109224772B CN201811071207.2A CN201811071207A CN109224772B CN 109224772 B CN109224772 B CN 109224772B CN 201811071207 A CN201811071207 A CN 201811071207A CN 109224772 B CN109224772 B CN 109224772B
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- 239000007788 liquid Substances 0.000 title claims abstract description 17
- 238000004090 dissolution Methods 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 69
- 238000000034 method Methods 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims description 66
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 12
- 239000003546 flue gas Substances 0.000 claims description 12
- 239000002912 waste gas Substances 0.000 claims description 11
- 238000009826 distribution Methods 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 7
- 239000002699 waste material Substances 0.000 claims description 6
- 239000002893 slag Substances 0.000 claims description 5
- 239000000428 dust Substances 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 229910052717 sulfur Inorganic materials 0.000 claims description 2
- 239000011593 sulfur Substances 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000003723 Smelting Methods 0.000 abstract description 5
- 239000000567 combustion gas Substances 0.000 abstract 1
- 238000001926 trapping method Methods 0.000 abstract 1
- 238000011144 upstream manufacturing Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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Classifications
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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
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/50—Carbon oxides
- B01D2257/504—Carbon dioxide
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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)
Abstract
The invention discloses a U-shaped double-tower circulating liquid differential pressure dissolution releasing CO trapping method2Device, characterized by aiming at CO2The great difference of the solubility in water under different pressures utilizes the active circulation of the dissolved water in the closed U-shaped double towers with communicated bottoms to produce the CO in the combustion gas of the boiler and the smelting furnace with hydraulic pressure difference2. Compared with the prior art, the invention has the characteristics of simple structure, clear principle and continuous and stable process. May be upstream CO2The emission enterprises or facilities provide a pollution treatment way for resource and emission reduction. To downstream CO2The use unit or field provides a high purity product. Therefore, the method has good popularization and application values.
Description
One, the technical field
The invention relates to environmental protection and resource regeneration, in particular to U-shaped double-tower circulating liquid pressure difference dissolution and release CO capture2Provided is a device.
Secondly, background art:
CO caused by artificial factors accompanying the adjustment and development of modern human production activities and the change of life style of people2Large amounts of emissions have become the most important factor affecting the climate change of the earth and the deterioration of the ecological environment. In recent decades, although people know the problem and make continuous efforts on the aspects of acquisition and utilization of energy, energy conservation, emission reduction and the like, people are away from CO2There is too much, too much distance to reach a controlled virtuous circle state in the earth's environment. People pay attention to CO2Adverse effects on climate and environment, and CO2Indispensable for plant metabolism, resource utilization in chemical industry, and utilization of liquid CO2The super-strong adsorption performance to objects, the displacement application in mining and the separation and cleaning performance in production and life are more, and the super-strong adsorption performance can enter the visual field of people more quickly.
Thirdly, the invention content:
the object of the invention is to utilize CO for the above situations and tasks2Easy to dissolve and release water, and can be used for centralized and large-scale emission of CO2The CO in the flue gas of the boiler and the smelting furnace2Carrying out trapping and resource disposal, and providing a U-shaped double-tower circulating liquid differential pressure dissolution releasing CO trapping2Provided is a device.
The purpose of the invention is realized by the following technical scheme:
1. u-shaped double-tower circulating liquid differential pressure dissolution release CO capture2The device comprises a gas dissolving tower, a gas overflow tower, a U-shaped connection, a gas inlet, a gas distribution ring pipe and a dissolving towerWater, positive pressure air chamber, negative pressure air chamber, waste gas drain outlet, waste residue liquid drain outlet, CO2The boiler and the smelting furnace fume after being dedusted, desulfurized and cooled are blown from the air inlet into the bottom of the gas dissolving tower, the gas distribution ring pipe which is horizontally arranged and densely distributed with air holes and the dissolved water dispersed in positive pressure from the air inlet by the air pump, and the water curtain made by the spray coil and the spray head is further washed in the rising process, wherein CO is generated in the water curtain2Dissolving a large amount of gas into dissolved water, lifting other insoluble and slightly soluble gases into a positive pressure gas chamber at the top of the gas dissolving tower, discharging the gas through a waste gas discharge port, and dissolving a large amount of CO2The dissolved water is input into the water overflow tower through U-shaped connection under the driving of double-tower hydraulic pressure difference dynamic circulation power, and in the negative pressure environment of the gas overflow tower, the dissolved water releases and overflows CO2Collected in a negative pressure air chamber through CO2The outlet is pumped by an air pump and conveyed to a utilization or deep processing facility, and solid dust slag mixed with the flue gas is intermittently discharged through a low waste liquid slag discharge opening in U-shaped connection after being settled and accumulated in the dissolved water; the dissolved water with reduced loss in operation is input and supplemented by the water inlet pipe and the stable height of the water surface is maintained; the hydraulic pressure difference between the gas dissolving tower and the gas overflow tower is monitored by a barometer, and the operation of the air pump and the water pump and the discharge rate of the waste gas discharge port are controlled according to the hydraulic pressure difference, so that the dissolved water circulation, the flue gas input, the waste gas discharge and the CO are formed in the coordination and maintenance device2Dynamic loop balancing between outputs.
The U-shaped double-tower circulating liquid differential pressure dissolution release CO capture2The device has simple structure, clear principle, easy mastering, continuous production and CO capture2The purity is high, and the like, and the method also has the following remarkable advantages:
1. the whole production process of the device does not generate new substances which pollute the environment, and the discharged waste gas and slag liquid are treated along with the original pollution treatment supporting facilities without increasing the pollution treatment cost.
2. The device is continuously operated in a circulating way, and CO2The trapping amount is large, and the yield is high. Flue gas treatment and CO2The output is synchronously carried out with the production of a boiler and a smelting furnace, and the two-way stability is realizedAnd (4) determining.
3. CO trapped by the device and the process method2The purity is high. The method is used for agriculture and forestry production, has better effect on agriculture and forestry product storage and the like, is more green, more environment-friendly and safer, is more reliable for industrial production, and is simpler in further liquefaction processing and utilization.
4. The device can thoroughly and harmlessly treat part of smoke. The recycling production chain of carbon in production is extended and expanded.
Description of the drawings
FIG. 1 shows U-shaped double-tower circulating hydraulic pressure difference dissolution releasing CO trapping2Schematic side plan view of the device.
In the figure: 1 gas dissolving tower, 2 gas overflowing tower, 3U-shaped connection, 4 gas inlets, 5 gas distribution ring pipes, 6 dissolved water, 7 positive pressure gas chambers, 8 negative pressure gas chambers, 9 waste gas discharge ports, 10 waste residue liquid discharge ports, 11 CO2An outlet, a 12 circulating water pipe, a 13 water supply pipe, a 14 spraying coil pipe, a 15 spraying head, a 16 water pump, a 17 air pump, a 18 air pressure gauge, a 19 water return valve, a 20 water surface and a 21 gas transmission pipeline.
The fifth embodiment is as follows:
the invention is described in further detail below with reference to the drawings of the specification:
as shown in fig. 1: the U-shaped double-tower circulating liquid differential pressure dissolution release CO capture2The main body of the device consists of a closed pressure-resistant hollow cylindrical gas dissolving tower 1, a gas overflow tower 2 and a U-shaped connection 3. The bottom of the gas dissolving tower 1 is provided with a gas distribution ring pipe 5 which is horizontally and fixedly arranged and is provided with gas holes densely distributed on the two sides, and the gas distribution ring pipe is connected with a flue gas conveying pipeline through a gas inlet 4, a water return valve 19 and a gas pump 17. An exhaust gas discharge port 9 is arranged at the center of the top dome of the gas dissolving tower 1, a pressure gauge 18 is arranged at one side, and CO is arranged at the center of the top dome of the gas overflow tower 22The outlet 11, one side of which is provided with a pressure gauge 18, is conveyed to CO by an air pump 17 through an air conveying pipeline 212Utilizing or further processing facilities. The bottoms of the gas dissolving tower 1 and the gas overflow tower 2 are connected into a whole by a U-shaped connection 3 which is contracted in the middle. The lowest part of the U-shaped connection 3 is provided with a waste residue liquid discharge opening 10. A circulating water pipe 12 is arranged below the water surface 20 of the dissolved water 6 set in the gas overflow tower 2 and is guided into a spraying disc in the gas dissolving tower 1 through a water return valve 19 and a water pump 16A tube 14. The spray coil pipe 14 is a water pipe which is composed of spiral or communicating ring pipes with different diameters and transversely covers the section of the upper part of the positive pressure air chamber 7, spray heads 15 are densely arranged below the water pipe at equal intervals, and a water supply pipe 13 is connected on the circulating water pipe 12 between the water return valve 19 and the water pump 16.
When the device is used and operated, according to the set pressure value and the water demand of the water surface 20 with different heights, the water supply pipe 13 is used for injecting the dissolved water 6 at one time, the air pump 17 is started, the boiler and the smelting furnace flue gas which is subjected to dust removal, sulfur removal and temperature reduction is jacked into the gas dissolving tower 1 through the air inlet 4, and the flue gas is dispersedly distributed in the dissolved water 6 through the dense air holes on the gas distribution ring pipe 5. After rising out of the water surface, the CO is further washed by a water curtain formed by a spray header 15, so that the CO is generated2The gas is sufficiently dissolved in the dissolved water, and other gases which are insoluble or hardly soluble in water pass through the shower coil 14 and enter the positive pressure gas chamber 7. The water surface 20 descends under the extrusion of the continuously increased gas and is transferred into the gas overflow tower 2 through the U-shaped connection 3, and CO is suddenly reduced due to the pressure2The overflowing dissolved water 6 enters a negative pressure air chamber, the water surface 20 rises along with the dissolved water, and after the dissolved water overflows the circulating water pipe 12, CO is started2An air pump 17 at the outlet 11 pumps CO via a gas line 212To a facility where the package is used or further processed. The water pump 16 on the circulating water pipe 12 is started to release CO2The dissolved water 6 after the gas forms a circulation in the U-shaped double tower. Reading the pressure gauge 18 values of the gas dissolving tower 1 and the gas overflow tower 2. Calculating and setting the double-tower hydraulic pressure difference, and adjusting the air inlet 4 and CO2The flow rate and flow rate values of an air pump 17 at the outlet 11, a waste gas discharge port 9 and a water pump 16 on a circulating water pipe 12 are controlled to form dissolved water 6 in the device, the flue gas is output, and the waste gas is discharged in CO2Dynamic loop balancing between outputs. The positive pressure air chamber 7 and the negative pressure air chamber 8 are not normally standard atmospheric pressure in terms of the pressure difference between the dissolved air tower 1 and the spilled air tower 2. And in operation, the waste residue liquid discharge opening 10 is periodically opened to discharge the settled and accumulated residue liquid. The water supply pipe 13 is opened in time to replenish the lost dissolved water 6.
In addition to the technical features described in the specification, the technology is known to those skilled in the art.
Claims (1)
1. U-shaped double towerCO capture by circulating hydraulic pressure differential dissolution2The device comprises a main body, a gas dissolving tower, an air overflow tower and a U-shaped connection, wherein the main body is sealed and pressure-resistant, the gas dissolving tower is cylindrical, the air overflow tower is connected with the U-shaped connection, the bottom of the gas dissolving tower is provided with two sides which are horizontally and fixedly arranged and an air distribution ring pipe with air holes densely distributed on the two sides, the gas distribution ring pipe is connected with a flue gas conveying pipeline through an air inlet, a water return valve and an air pump, the center of a top dome of the gas dissolving tower is provided with a waste gas discharge port, one side of the gas2One side of the outlet is provided with a pressure gauge which is used for conveying CO to the CO by an air pump through an air conveying pipeline2The method is characterized in that boiler and furnace flue gas after dust removal, sulfur removal and temperature reduction are blown into the bottom of the gas dissolving tower from an air inlet by an air pump, a gas distribution ring pipe which is horizontally arranged and densely distributed with air holes and dissolved water which is dispersed in positive pressure are blown into the gas dissolving tower from the air inlet by the air pump, water curtains which are manufactured by the spray pipe and the spray heads are further washed in the rising process, wherein CO is2Dissolving a large amount of gas into dissolved water, lifting other insoluble and slightly soluble gases into a positive pressure gas chamber at the top of the gas dissolving tower, discharging the gas through a waste gas discharge port, and dissolving a large amount of CO2The dissolved water is input into the gas overflow tower through U-shaped connection under the driving of double-tower hydraulic pressure difference dynamic circulation power, and the dissolved water releases and overflows CO in the negative pressure environment of the gas overflow tower2Collected in a negative pressure air chamber through CO2The outlet is pumped by an air pump and conveyed to a utilization or deep processing facility, and solid dust and slag mixed with the flue gas are intermittently discharged through a U-shaped connected low waste liquid and slag discharge opening after being settled and accumulated in the dissolved water; the dissolved water with reduced loss in operation is input and supplemented by the water inlet pipe and the stable height of the water surface is maintained; the hydraulic pressure difference between the gas dissolving tower and the gas overflowing tower is monitored by a barometer, and the operation of the air pump and the water pump and the exhaust gas discharge are controlled according to the hydraulic pressure differenceThe discharge rate of the discharge opening, the coordination and maintenance of the formation of the dissolved water circulation in the device, the flue gas input, the waste gas discharge and the CO2Dynamic loop balancing between outputs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811071207.2A CN109224772B (en) | 2018-09-14 | 2018-09-14 | U-shaped double-tower circulating liquid differential pressure dissolution release CO capture2Device for measuring the position of a moving object |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811071207.2A CN109224772B (en) | 2018-09-14 | 2018-09-14 | U-shaped double-tower circulating liquid differential pressure dissolution release CO capture2Device for measuring the position of a moving object |
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| Publication Number | Publication Date |
|---|---|
| CN109224772A CN109224772A (en) | 2019-01-18 |
| CN109224772B true CN109224772B (en) | 2021-04-30 |
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| CN201811071207.2A Expired - Fee Related CN109224772B (en) | 2018-09-14 | 2018-09-14 | U-shaped double-tower circulating liquid differential pressure dissolution release CO capture2Device for measuring the position of a moving object |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1546207A (en) * | 2003-12-09 | 2004-11-17 | 南化集团研究院 | Method for separating carbon dioxide dissolvent from gas mixture |
| CN202823161U (en) * | 2012-09-19 | 2013-03-27 | 浙江蓝天求是环保集团有限公司 | U-shaped combined wet desulphurization device |
| FR2983209A1 (en) * | 2011-11-24 | 2013-05-31 | IFP Energies Nouvelles | Producing desulfurized natural gas, comprises performing adsorption of sulfur by reacting metal sulfide and hydrogen sulfide to obtain metal disulfide and hydrogen, and regenerating metal sulfide by heating metal disulfide |
| CN204824783U (en) * | 2015-08-06 | 2015-12-02 | 安徽倍卓众一化工工程技术有限公司 | Natural gas deacidification purifier |
| CN108031227A (en) * | 2017-12-25 | 2018-05-15 | 哈尔滨理工大学 | Portable welding flue gas water-bath purifier and purification method |
| CN108444675A (en) * | 2018-03-15 | 2018-08-24 | 董恬纲 | Slender bodies rectification is pressurized the waterr rheostat test device under difference flow rate regime |
-
2018
- 2018-09-14 CN CN201811071207.2A patent/CN109224772B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1546207A (en) * | 2003-12-09 | 2004-11-17 | 南化集团研究院 | Method for separating carbon dioxide dissolvent from gas mixture |
| FR2983209A1 (en) * | 2011-11-24 | 2013-05-31 | IFP Energies Nouvelles | Producing desulfurized natural gas, comprises performing adsorption of sulfur by reacting metal sulfide and hydrogen sulfide to obtain metal disulfide and hydrogen, and regenerating metal sulfide by heating metal disulfide |
| CN202823161U (en) * | 2012-09-19 | 2013-03-27 | 浙江蓝天求是环保集团有限公司 | U-shaped combined wet desulphurization device |
| CN204824783U (en) * | 2015-08-06 | 2015-12-02 | 安徽倍卓众一化工工程技术有限公司 | Natural gas deacidification purifier |
| CN108031227A (en) * | 2017-12-25 | 2018-05-15 | 哈尔滨理工大学 | Portable welding flue gas water-bath purifier and purification method |
| CN108444675A (en) * | 2018-03-15 | 2018-08-24 | 董恬纲 | Slender bodies rectification is pressurized the waterr rheostat test device under difference flow rate regime |
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| CN109224772A (en) | 2019-01-18 |
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