CN203419745U - Carbon dioxide distillation recycling device with double gas cabinets - Google Patents
Carbon dioxide distillation recycling device with double gas cabinets Download PDFInfo
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- CN203419745U CN203419745U CN201320444635.1U CN201320444635U CN203419745U CN 203419745 U CN203419745 U CN 203419745U CN 201320444635 U CN201320444635 U CN 201320444635U CN 203419745 U CN203419745 U CN 203419745U
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Abstract
A carbon dioxide distillation recycling device with double gas cabinets comprises a vertical lift type gas cabinet, a raw material tank, a roots blower, a first cooler, a water separating tank, a carbon dioxide compressor, a buffer tank, a drying bed A, a drying bed B, a desulfurization bed A, a desulfurization bed B, an adsorption bed A, an adsorption bed B, a heater A, a heater B, a second cooler, a precooler, a liquefier, a tower top total condenser, a finished product spherical tank and a loading pump; the double gas cabinets have a buffer effect when tail gas exhausted from chemical plants enters into the raw material tank after entering into the vertical lift type gas cabinet; through the implementation of the device, after carbon dioxide in various gas sources is concentrated, all impurities can be effectively removed, and the purity of liquid carbon dioxide products reaches 99.9%-99.999%, so that the natural standard requirement of food additives is met; the purity of carbon dioxide can be further improved, and the waste of the carbon dioxide gas is avoided.
Description
Technical field
The utility model belongs to carbon dioxide recovering apparatus field, is specifically related to a kind of pair of gas holder carbonic acid gas rectifying retrieving arrangement.
Background technology
CO 2 waste gas is more and more serious to the pollution of atmosphere at present, and the excessive carbonic acid gas that unrestrictedly discharges of various commercial runs, can make atmospheric layer form fearful Greenhouse effect, can the impact of bringing on a disaster property on the mankind's living environment.On the other hand, carbonic acid gas is again very valuable carbon resource, can be used to the multiple fields such as chemical industry, machinery, food, agricultural, and purposes is very extensive.So how to reclaim the carbonic acid gas of purifying in the various industrial gaseous wastees of recycling, become the problem that people more and more pay attention to.The technology that reclaims now carbonic acid gas in industrial gaseous waste has the chemical absorption process such as hot potassium carbonate, Benfield method, thanomin, the physical absorption process such as propene carbonate, Polyethylene glycol dimethyl ether, methyl alcohol, these methods are mainly used in reclaiming the carbonic acid gas of 30% following lower concentration in source of the gas, and the gas concentration lwevel after recovery can reach more than 98%; Existing a kind of pressure swing adsorption process reclaims CO 2 technology, can be from synthetic ammonia tailgas carbon dioxide removal, but the concentration of carbonic acid gas can not once reach food grade; A small amount of lighter hydrocarbons technology in another kind of Production by Catalytic Combustion Process carbon dioxide removal, but can not comparatively ideal processing lighter hydrocarbons, can't remove incombustible inorganics impurity, and energy consumption is too high, be difficult to promote.China's foodstuff additive grade carbon-dioxide standard, wherein requires will reach 99.95% with upper outside except carbon dioxide purity, also requires other 22 kinds of different impurities all not surpass standard separately.Like this, existing carbon dioxide recovering apparatus still can not meet the demand day by day promoting on market.
Summary of the invention
The object of the invention is for the deficiency in existing technology, a kind of pair of gas holder carbonic acid gas rectifying retrieving arrangement is provided, can effectively deviate from all dirt, can further improve carbon dioxide purity, avoid the waste that escapes of carbon dioxide.
Technical scheme of the present invention is achieved like this:
A gas holder carbonic acid gas rectifying retrieving arrangement, comprises Vertical Lift gas holder, head tank, Root's blower, the first water cooler, water distributing can, carbon dioxide compressor, buffer tank, drying bed A, drying bed B, desulfurization bed A, desulfurization bed B, adsorption bed A, adsorption bed B, well heater A, well heater B, the second water cooler, pre-cooler, liquefier, tower top complete condenser, finished product spherical tank, Loading Pump, it is characterized in that by pipeline, being connected between described Vertical Lift gas holder and head tank, head tank connects with the first water cooler pipeline, Root's blower is between head tank and the first water cooler, the first water cooler connects with water distributing can pipeline, water distributing can connects with carbon dioxide compressor pipeline, carbon dioxide compressor connects with buffer tank pipeline, buffer tank connects with drying bed A and drying bed B pipeline, drying bed A and drying bed B connect with desulfurization bed A and desulfurization bed B pipeline, desulfurization bed A and desulfurization bed B connect with adsorption bed A and adsorption bed B pipeline, described well heater A is between drying bed A and drying bed B connect with desulfurization bed A and desulfurization bed B pipeline, described well heater B is between desulfurization bed A and desulfurization bed B connect with adsorption bed A and adsorption bed B pipeline, adsorption bed A and adsorption bed B connect with the second water cooler pipeline, the second water cooler connects with pre-cooler pipeline, pre-cooler connects with liquefier pipeline, liquefier connects with tower top complete condenser pipeline, tower top complete condenser connects with finished product spherical tank pipeline, Loading Pump connects with finished product spherical tank pipeline by pipeline.
Further illustrate, a kind of pair of gas holder carbonic acid gas rectifying retrieving arrangement, described two gas holders are to enter head tank from chemical plant tail gas directly enters Vertical Lift gas holder, play buffering pressure stabilization function, described Root's blower: the first water cooler described in the input of increasing unstripped gas can make unstripped gas cool to 5-10 ℃, described water distributing can will divide water from the cooled unstripped gas of the first water cooler, by the long-pending discharge of the depositing in water in gas, described carbon dioxide compressor is level Four compression, every one-level is after compression, gas all enters into interstage cooler, cooling by cooling water temperature, then enter inter-stage fraction water device water-dividing, enter into again next stage compression, unstripped gas is after the compression of carbon dioxide compressor level Four, gaseous tension is increased to 2.5MP, described buffer tank is to make voltage stabilizing shock absorption from compressor gas out, described drying bed A and B are designed to the drum shape of two onesize volumes in sometime, unstripped gas enters in drying bed A.B, moisture content under pressure, the impurity such as grease are adsorbed by the sorbent material in bed, carry out deep dehydration, described desulfurization bed A.B is used for removing sulfide, described adsorption bed A.B is also designed to the drum shape of two onesize volumes, when unstripped gas enters adsorption bed by adsorption bed top, heavy constituent hydrogen sulfide, oxygen iron sulphide, the impurity such as sulfurous gas are adsorbed agent absorption, unstripped gas after purification is drawn and is sent in pre-cooler by adsorption bed bottom, described well heater A.B heats resurgent gases, wherein well heater A mainly heats drying bed resurgent gases, well heater B mainly heats regeneration of adsorbent beds gas, acting on resurgent gases significant temp controls, the second described water cooler, when unstripped gas enters in moisture eliminator, moisture content under pressure, the impurity such as grease are adsorbed by the sorbent material in bed, unstripped gas after purification is drawn from drying bed bottom, enter in the second water cooler and lower the temperature, described pre-cooler is that the unstripped gas after purifying is cooling with not solidifying low temperature residual gas in pre-cooler, described liquefier is by through super-dry, absorption, the unstripped gas that cooling attracts in compressing absorbed portion, in liquefier, by throttling, cooled to the ammoniacal liquor of 20 ℃ cooling, unstripped gas further cools to-15 ℃ of left and right, most carbonic acid gas in gas are liquefied with this understanding, together with light constituent nitrogen, oxygen is sent to together rectifying and stores in workshop section's system
Described tower top complete condenser, comprise tower bottom reboiler and rectifying tower, the Liquid carbon dioxide that liquefier attracts in frozen portions enters in rectifying tower, hydrogen wherein, nitrogen, the noncondensable gases such as oxygen by rectifying tower top reducing pressure by regulating flow to 0.2MPA, temperature drops to 56 ℃ of left and right, deliver to and in pre-cooler, reclaim after cold by the emptying of residual gas pipeline or to drying bed, adsorption bed is done resurgent gases and is used, product is drawn to send into from tower bottom and finished pot, is stored rectifying tower, described finished product spherical tank is used for storing liquid carbon dioxide, described Loading Pump is to utilize the twitch of shielded electric pump, produce pressure difference, liquefied ammonia in finished pot is extracted in tank car.
Usefulness of the present invention is: two gas holder settings enter head tank after making tail gas directly enter Vertical Lift gas holder, play buffering pressure stabilization function, by implementing the present invention, build up after device, can make the carbonic acid gas of various sources of the gas after concentrate, can effectively deviate from all dirt, liquid carbon dioxide product purity reaches 99.9%～99.999%, meets state food additive standard-required.And can further improve carbon dioxide purity, avoid the waste that escapes of carbon dioxide.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In Fig. 1: 1-Vertical Lift gas holder, 2-head tank, 3-Root's blower, 4-the first water cooler, 5-water distributing can, 6-carbon dioxide compressor, 7-buffer tank, 8-drying bed A, 9-drying bed B, 10-desulfurization bed A, 11-desulfurization bed B, 12-adsorption bed A, 13-adsorption bed B, 14-well heater A, 15-well heater B, 16-the second water cooler, 17-pre-cooler, 18-liquefier, 19-tower top complete condenser, 20-finished product spherical tank, 21-Loading Pump
Embodiment
A gas holder carbonic acid gas rectifying retrieving arrangement, comprises Vertical Lift gas holder 1, head tank 2, Root's blower 3, the first water cooler 4, water distributing can 5, carbon dioxide compressor 6, buffer tank 7, drying bed A8, drying bed B9, desulfurization bed A10, desulfurization bed B11, adsorption bed A12, adsorption bed B13, well heater A14, well heater B15, the second water cooler 16, pre-cooler 17, liquefier 18, tower top complete condenser 19, finished product spherical tank 20, Loading Pump 21, it is characterized in that by pipeline, being connected between described Vertical Lift gas holder 1 and head tank 2, head tank 2 connects with the first water cooler pipeline 4, Root's blower 3 is between head tank 2 and the first water cooler 4, the first water cooler 4 connects with water distributing can 5 pipelines, water distributing can 5 connects with carbon dioxide compressor 6 pipelines, carbon dioxide compressor 6 connects with buffer tank 7 pipelines, buffer tank 7 connects with drying bed A8 and drying bed B9 pipeline, drying bed A8 and drying bed B9 connect with desulfurization bed A10 and desulfurization bed B11 pipeline, desulfurization bed A10 and desulfurization bed B11 connect with adsorption bed A12 and adsorption bed B13 pipeline, described well heater A14 is between drying bed A8 and drying bed B9 connect with the pipeline of desulfurization bed A10 and desulfurization bed B11, described well heater B15 is between desulfurization bed A10 and desulfurization bed B11 connect with the pipeline of adsorption bed A12 and adsorption bed B13, adsorption bed A12 and adsorption bed B13 connect with the second water cooler 16 pipelines, the second water cooler 16 connects with pre-cooler 17 pipelines, pre-cooler 17 connects with liquefier 18 pipelines, liquefier 18 connects with tower top complete condenser 19 pipelines, tower top complete condenser 19 connects with finished product spherical tank 20 pipelines, Loading Pump 21 connects with finished product spherical tank 20 pipelines by pipeline.
Claims (1)
1. two gas holder carbonic acid gas rectifying retrieving arrangements, comprise Vertical Lift gas holder, head tank, Root's blower, the first water cooler, water distributing can, carbon dioxide compressor, buffer tank, drying bed A, drying bed B, desulfurization bed A, desulfurization bed B, adsorption bed A, adsorption bed B, well heater A, well heater B, the second water cooler, pre-cooler, liquefier, tower top complete condenser, finished product spherical tank, Loading Pump, it is characterized in that by pipeline, being connected between described Vertical Lift gas holder and head tank, head tank connects with the first water cooler pipeline, Root's blower is between head tank and the first water cooler, the first water cooler connects with water distributing can pipeline, water distributing can connects with carbon dioxide compressor pipeline, carbon dioxide compressor connects with buffer tank pipeline, buffer tank connects with drying bed A and drying bed B pipeline, drying bed A and drying bed B connect with desulfurization bed A and desulfurization bed B pipeline, desulfurization bed A and desulfurization bed B connect with adsorption bed A and adsorption bed B pipeline, described well heater A is between drying bed A and drying bed B connect with desulfurization bed A and desulfurization bed B pipeline, described well heater B is between desulfurization bed A and desulfurization bed B connect with adsorption bed A and adsorption bed B pipeline, adsorption bed A and adsorption bed B connect with the second water cooler pipeline, the second water cooler connects with pre-cooler pipeline, pre-cooler connects with liquefier pipeline, liquefier connects with tower top complete condenser pipeline, tower top complete condenser connects with finished product spherical tank pipeline, Loading Pump connects with finished product spherical tank pipeline by pipeline.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320444635.1U CN203419745U (en) | 2013-07-18 | 2013-07-18 | Carbon dioxide distillation recycling device with double gas cabinets |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320444635.1U CN203419745U (en) | 2013-07-18 | 2013-07-18 | Carbon dioxide distillation recycling device with double gas cabinets |
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| CN203419745U true CN203419745U (en) | 2014-02-05 |
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| CN201320444635.1U Expired - Fee Related CN203419745U (en) | 2013-07-18 | 2013-07-18 | Carbon dioxide distillation recycling device with double gas cabinets |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106064817A (en) * | 2016-06-03 | 2016-11-02 | 西安长庆科技工程有限责任公司 | A kind of Gas Purification Factory high-carbon tail gas carbon dioxide recovery method and device |
| CN106587061A (en) * | 2017-01-10 | 2017-04-26 | 宁夏坤辉气化有限公司 | System for purifying carbon dioxide by utilizing air discharged in decarbonization |
| CN110371976A (en) * | 2019-08-08 | 2019-10-25 | 广东华特气体股份有限公司 | A kind of purification system of carbon dioxide |
| CN110498416A (en) * | 2019-08-14 | 2019-11-26 | 东营市港城热力有限公司 | A kind of system that coal-fired plant boiler flue gas synchronizes recycling carbon dioxide and nitrogen |
| CN114405221A (en) * | 2021-11-08 | 2022-04-29 | 上海凯盛节能工程技术有限公司 | For CO2Energy recovery system for non-condensable gas at top of rectifying tower in capturing device |
-
2013
- 2013-07-18 CN CN201320444635.1U patent/CN203419745U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106064817A (en) * | 2016-06-03 | 2016-11-02 | 西安长庆科技工程有限责任公司 | A kind of Gas Purification Factory high-carbon tail gas carbon dioxide recovery method and device |
| CN106587061A (en) * | 2017-01-10 | 2017-04-26 | 宁夏坤辉气化有限公司 | System for purifying carbon dioxide by utilizing air discharged in decarbonization |
| CN110371976A (en) * | 2019-08-08 | 2019-10-25 | 广东华特气体股份有限公司 | A kind of purification system of carbon dioxide |
| CN110371976B (en) * | 2019-08-08 | 2024-02-06 | 广东华特气体股份有限公司 | Purification system of carbon dioxide |
| CN110498416A (en) * | 2019-08-14 | 2019-11-26 | 东营市港城热力有限公司 | A kind of system that coal-fired plant boiler flue gas synchronizes recycling carbon dioxide and nitrogen |
| CN114405221A (en) * | 2021-11-08 | 2022-04-29 | 上海凯盛节能工程技术有限公司 | For CO2Energy recovery system for non-condensable gas at top of rectifying tower in capturing device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20140718 |
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| EXPY | Termination of patent right or utility model |