CN204865490U - Carbon dioxide absorber - Google Patents

Carbon dioxide absorber Download PDF

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Publication number
CN204865490U
CN204865490U CN201520305317.6U CN201520305317U CN204865490U CN 204865490 U CN204865490 U CN 204865490U CN 201520305317 U CN201520305317 U CN 201520305317U CN 204865490 U CN204865490 U CN 204865490U
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CN
China
Prior art keywords
housing
alkali
dioxide carbon
absorption unit
carbon according
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CN201520305317.6U
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Chinese (zh)
Inventor
梁桥洪
徐晓冬
高伟
王倩
曹路
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China General Nuclear Power Corp
China Nuclear Power Engineering Co Ltd
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China General Nuclear Power Corp
China Nuclear Power Engineering Co Ltd
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Priority to CN201520305317.6U priority Critical patent/CN204865490U/en
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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

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  • Treating Waste Gases (AREA)
  • Gas Separation By Absorption (AREA)

Abstract

The utility model discloses a carbon dioxide absorber, cavity in casing and casing the bottom of cavity is provided with alkali lye be provided with an exhaust breathing pipe on the casing, the one end setting of exhaust breathing pipe is in outside the casing, and other end setting is in in the alkali lye it takes over still to be provided with a clean air on the casing, one end that clean air took over with the casing outer alkali storage container connect, and the other end with cavity intercommunication on the alkali lye liquid level. The utility model discloses carbon dioxide absorber's carbon dioxide absorption is efficient, can satisfy high soda ash and store the requirement, the liquid base is difficult for causing alkali storage container's ventilation breather to block up, has guaranteed normal work, absorb the salkali waste manual work of becoming invalid the saturation back and discharge to the processing of waste liquid neutralization pond, can not cause environmental pollution, fixed pipeline be can set up and alkali, blowdown are mended, operation easy operation, the security is high, high soda ash storage tank can directly be taken from to alkali lye, need not buy separately.

Description

Absorption unit of dioxide carbon
Technical field
The utility model relates to alkali reservoir vessel, more particularly, relates to a kind of absorption unit of dioxide carbon of alkali reservoir vessel.
Background technology
In the demineralized water production system in thermal power plant, nuclear power station, chemical plant, need to use high pure alkali as ion exchange resin regeneration agent.Storing, measure the equipment such as storage tank, batch meter of industrial high pure alkali (NaOH, KOH etc.) solution in use, is ensure pressure balance, enters when alkali or temperature raise and needs externally exhaust, and goes out air-breathing when alkali or temperature reduce.But, if respiratory siphon is directly communicated with air, sucks the carbon dioxide in air and alkali reaction Formed hydrochlorate, reduce the purity of high pure alkali solution, having a negative impact to using the process system of alkali.For the carbon dioxide in removing air, generally absorption unit of dioxide carbon is set at the pneumostome of alkali storage tank, batch meter.
Refer to Fig. 1, the absorption unit of dioxide carbon of prior art comprises housing 1 and pure air adapter 2, the solid sorbent such as calcium oxide, NaOH filler 3 is generally loaded in housing 1, the housing 1 of corresponding solid sorbent filler 3 is provided with passage 4, pure air adapter 2 is arranged on housing 1, its one end is through solid sorbent filler 3 and the cavity connects in housing 1, and the other end is connected by the pneumostome of the alkali storage containers such as flange 5 and alkali storage tank, batch meter, thus the carbon dioxide in air is absorbed.There is following defect in the absorption unit of dioxide carbon of prior art: hardens or efflorescence after (1) calcium oxide particle, the NaOH moisture absorption, easily block air duct; (2) solid base absorption efficiency is low, can not absorb the carbon dioxide in air completely; (3) when storage tank, batch meter large discharge enter alkali, capacity is large, and as passage 4 is blocked by powder, in absorber, pressure increase will cause ground caustic end to vomit, corrosion peripheral equipment, harm operations staff personal safety; (4) absorbent such as calcium oxide particle, NaOH hygroscopic powder, harden after block air duct, causing cannot air inlet, and the negative pressure of formation may make batch meter, storage tank discharge alkali lye, and influential system normally runs.
Utility model content
The purpose of this utility model is: provide a kind of and can improve absorption efficiency and the absorption unit of dioxide carbon avoiding air duct to block.
To achieve these goals, the utility model provides a kind of absorption unit of dioxide carbon, comprise the cavity in housing and housing, the bottom of described cavity is provided with alkali lye, be provided with an exhaust suction pipe on the housing, one end of described exhaust suction pipe is arranged on outside described housing, and the other end is arranged in described alkali lye, also be provided with a pure air adapter on the housing, one end of described pure air adapter is connected with the alkali storage container outside described housing, and the cavity connects on the other end and described alkali lye liquid level.
Improve as one of the present utility model, be provided with in described alkali lye for the distribution device by air uniform distribution, described distribution device is communicated with described exhaust suction pipe.
Improve as one of the present utility model, described pure air adapter is connected by a check-valves with between described exhaust suction pipe.When alkali reservoir vessel is vented, check-valves is opened, and air directly enters air by pipeline, check-valves.
Improve as one of the present utility model, peep-hole is set on the housing.
Improve as one of the present utility model, the adapter of described pure air is arranged at the top of described housing or side, bottom.
Improve as one of the present utility model, the alkali inlet for injecting alkali lye is set on the top of described housing.
Improving as one of the present utility model, arranging for discharging the spent lye sewage draining exit absorbed to saturated in the bottom of described housing.
Improve as one of the present utility model, the shape of described housing is cylindrical.
Improve as one of the present utility model, the material of the adapter of described housing, exhaust suction pipe, pure air, distribution device or check-valves is the wherein a kind of of plastics, steel lining glue, stainless steel, fiberglass or lucite.
Improve as one of the present utility model, described distribution device is the female arm or the annular tube structure that have right quantity aperture by certain rule.
Compared with prior art, the carbon dioxide absorption efficiency of the utility model absorption unit of dioxide carbon is high, can meet high pure alkali storage request; Liquid base not easily causes the spiracle of alkali storage container to block, and ensure that normal work; The salkali waste manual emission absorbing saturated rear inefficacy, to the process of waste liquid neutralization pond, can not cause environmental pollution; Can arrange fixed-piping and carry out benefit alkali, blowdown, operation is simple, and security is high; Alkali lye can directly take from high pure alkali storage tank, need not buy separately.The utility model absorption unit of dioxide carbon is directly discharged by check-valves when storage tank is vented, and just through alkali liquor absorption carbon dioxide during air-breathing, absorbs, reduce absorbent consumption when slack tank first time can be avoided to enter alkali to the carbon dioxide in the air of discharging.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, structure of the present utility model and Advantageous Effects thereof are described in detail.
Fig. 1 is the absorption unit of dioxide carbon structural representation of prior art.
Fig. 2 is embodiment one structural representation of the utility model absorption unit of dioxide carbon.
Fig. 3 is embodiment two structural representation of the utility model absorption unit of dioxide carbon.
Detailed description of the invention
In order to make goal of the invention of the present utility model, technical scheme and Advantageous Effects thereof more clear, below in conjunction with the drawings and specific embodiments, the utility model is further elaborated.Should be understood that, the detailed description of the invention described in this description is only used to explain the utility model, is not intended to limit the utility model.
Refer to Fig. 2, the absorption unit of dioxide carbon of embodiment one can be arranged on ground or other fixed pedestals.The utility model absorption unit of dioxide carbon comprises the cavity 6 in housing 1 and housing 1; Being provided with the alkali inlet 8 for injecting alkali lye 7 on the top of housing 1, injecting alkali lye 7 by alkali inlet 8 toward the bottom of cavity 6; Housing 1 arranges exhaust suction pipe 9, and exhaust suction pipe 9 enters from the top of housing 1, and its one end is arranged on outside housing 1, and the other end is arranged in the alkali lye 7 in housing 1; Housing 1 is also provided with pure air adapter 2, and pure air adapter 2 enters from the top opposite side of housing 1, and its one end is connected with the alkali storage container (not shown) outside housing 1, and the other end is communicated with the cavity 6 on the liquid level of alkali lye 7; Be provided with for the distribution device 11 by air uniform distribution in alkali lye 7, distribution device 11 is the female arm or the annular tube structure that have right quantity aperture by certain rule, and this distribution device 11 is communicated with exhaust suction pipe 9; Be connected by check-valves 12 between pure air adapter 2 with exhaust suction pipe 9, when alkali reservoir vessel is vented, check-valves 12 is opened, and air directly enters air by pipeline, check-valves 12; Housing 1 arranging peep-hole 13, arranging for discharging the spent lye sewage draining exit 14 absorbed to saturated in the bottom of housing.Housing 1 can adopt cylindrical, also can adopt square or other shape as required; The material of housing 1, exhaust suction pipe 9, pure air adapter 2, distribution device 11 or check-valves 12 can adopt the wherein a kind of of the alkali corrosion resistance materials such as plastics, steel lining glue, stainless steel, fiberglass or lucite.
Refer to Fig. 3, the absorption unit of dioxide carbon of embodiment two can be directly installed in the respiratory siphon stub (tube) (not shown) of the alkali storage containers such as alkali holding vessel, batch meter.Pure air adapter 2 enters from the bottom of housing 1, and one end is connected with the alkali storage container (not shown) outside housing 1, and the other end is communicated with the cavity 6 on liquid level through after alkali lye 7.Other structure is identical with embodiment one.
The utility model absorption unit of dioxide carbon injects a certain amount of alkali lye in use in housing, when alkali storage tank, batch meter go out the reason such as alkali or temperature reduction need air-breathing time, negative pressure is produced in absorption unit of dioxide carbon, extraneous air is driven to enter distribution device 11 by exhaust suction pipe 9, distribution device 11 pairs of air distribute, make air evenly by alkali lye 7, carbon dioxide in air is by alkali liquor absorption, pure air after absorption cleaning enters high pure alkali storage tank, batch meter after being collected by the upper cavity in housing.When high pure alkali storage tank, batch meter enter the reason such as alkali or temperature rising need exhaust time, check-valves 12 is opened, and in storage tank, batch meter, additional air drains into air, after exhaust by check-valves 12, check-valves 12 cuts out again, makes storage tank, batch meter and isolated from atmosphere.Absorption unit of dioxide carbon is after using after a while, and when inner alkali liquor absorption is saturated, the sewage draining exit 14 by bottom discharges salkali waste, refills new alkali from alkali inlet 8.The alkali that alkali lye 7 can use high pure alkali storage tank, batch meter to store, without the need to other purchase.In use, environmentally minimum temperature adjustment as the concentration of lye of absorbent, alkali lye crystallization can be prevented.In addition, air mass flow determination absorption unit of dioxide carbon relevant parameter when breathing according to high pure alkali storage facilities.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also carry out suitable change and amendment to above-mentioned embodiment.Therefore, the utility model is not limited to detailed description of the invention disclosed and described above, also should fall in the protection domain of claim of the present utility model modifications and changes more of the present utility model.In addition, although employ some specific terms in this description, these terms just for convenience of description, do not form any restriction to the utility model.

Claims (12)

1. an absorption unit of dioxide carbon, comprise the cavity in housing and housing, it is characterized in that, the bottom of described cavity is provided with alkali lye, is provided with an exhaust suction pipe on the housing, one end of described exhaust suction pipe is arranged on outside described housing, and the other end is arranged in described alkali lye, also be provided with a pure air adapter on the housing, one end of described pure air adapter is connected with the alkali storage container outside described housing, and the cavity connects on the other end and described alkali lye liquid level.
2. absorption unit of dioxide carbon according to claim 1, is characterized in that, is provided with for the distribution device by air uniform distribution in described alkali lye, and described distribution device is communicated with described exhaust suction pipe.
3. absorption unit of dioxide carbon according to claim 1, is characterized in that, described pure air adapter is connected by a check-valves with between described exhaust suction pipe.
4. absorption unit of dioxide carbon according to claim 1, is characterized in that, arranges peep-hole on the housing.
5. absorption unit of dioxide carbon according to claim 1, is characterized in that, the adapter of described pure air is arranged at the top of described housing or side, bottom.
6. absorption unit of dioxide carbon according to claim 1, is characterized in that, arranges the alkali inlet for injecting alkali lye on the top of described housing.
7. absorption unit of dioxide carbon according to claim 1, is characterized in that, arranges for discharging the spent lye sewage draining exit absorbed to saturated in the bottom of described housing.
8. absorption unit of dioxide carbon according to claim 1, is characterized in that, the shape of described housing is cylindrical.
9. the absorption unit of dioxide carbon according to the arbitrary claim of claim 1 to 8, is characterized in that, the material of described housing, exhaust suction pipe, pure air adapter is respectively the wherein a kind of of plastics, steel lining glue, stainless steel, fiberglass or lucite.
10. absorption unit of dioxide carbon according to claim 3, is characterized in that, the material of described check-valves is the wherein a kind of of plastics, steel lining glue, stainless steel, fiberglass or lucite.
11. absorptions unit of dioxide carbon according to claim 2, is characterized in that, the material of described distribution device is the wherein a kind of of plastics, steel lining glue, stainless steel, fiberglass or lucite.
12. absorptions unit of dioxide carbon according to claim 2, is characterized in that, described distribution device is the female arm or the annular tube structure that have right quantity aperture by certain rule.
CN201520305317.6U 2015-05-12 2015-05-12 Carbon dioxide absorber Active CN204865490U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520305317.6U CN204865490U (en) 2015-05-12 2015-05-12 Carbon dioxide absorber

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Application Number Priority Date Filing Date Title
CN201520305317.6U CN204865490U (en) 2015-05-12 2015-05-12 Carbon dioxide absorber

Publications (1)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105964109A (en) * 2016-06-27 2016-09-28 江苏中超环保股份有限公司 Acid mist absorber
CN109276986A (en) * 2018-10-23 2019-01-29 南京科技职业学院 A kind of air carbon dioxide cost peel-off device and its technique
JP2019512389A (en) * 2016-03-04 2019-05-16 テクノロジーズ エッセ.エッレ.エッレ. Equipment for the reduction of harmful emissions from heating installations

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019512389A (en) * 2016-03-04 2019-05-16 テクノロジーズ エッセ.エッレ.エッレ. Equipment for the reduction of harmful emissions from heating installations
CN105964109A (en) * 2016-06-27 2016-09-28 江苏中超环保股份有限公司 Acid mist absorber
CN109276986A (en) * 2018-10-23 2019-01-29 南京科技职业学院 A kind of air carbon dioxide cost peel-off device and its technique

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