CN204147734U - The empty separating and purifying device of a kind of runner - Google Patents
The empty separating and purifying device of a kind of runner Download PDFInfo
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- CN204147734U CN204147734U CN201420478812.2U CN201420478812U CN204147734U CN 204147734 U CN204147734 U CN 204147734U CN 201420478812 U CN201420478812 U CN 201420478812U CN 204147734 U CN204147734 U CN 204147734U
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Abstract
The empty separating and purifying device of a kind of runner, this device comprises the air cleaner connected successively, air compressor, air precooling tower, air purge device and air booster, air purge device comprises air duct separately, regenerated heat wind pipeline and regeneration cold air duct, also comprise runner type absorber and be connected with runner type absorber and control its rotary electric machine rotated, air duct, runner type absorber is divided into adsorption zone by regenerated heat wind pipeline and regeneration cold air duct respectively, the regeneration thermal treatment zone and re-generatively cooled district, adsorption zone, multiple storehouses lattice plate has been evenly arranged in the regeneration thermal treatment zone and re-generatively cooled district, between the lattice plate of storehouse, adsorbent is housed, the utility model additionally provides the method for sky separating and purifying, by optimizing the technological process of empty separating and purifying system thus simplifying its stored program controlled and reduce rate of breakdown, with the absorption property keeping adsorbent excellent, improve empty separating and purifying system works efficiency, extend the air separation plant life-span.
Description
Technical field
The utility model belongs to technical field of air separation, is specifically related to the empty separating and purifying device of a kind of runner.
Background technology
Air-seperation system occupies vital status in the industrial circle such as Coal Chemical Industry, clean coal power generation.The principle that modern Large Air Separation Devices technique is applied is the difference utilizing each component boiling point in air under low temperature, by a series of technical process by air liquefaction, utilizes rectifying column rectification process to be separated each component, and obtains high-pure gas product.After entering air separation equipment low-temperature space, form ice and dry ice in order to avoid the material such as moisture in air and carbon dioxide thus block the aperture on heat exchanger channel and column plate, before gas enters fractionating column, first passing into purification system.Empty separating and purifying system is a kind of device removing the impurity such as moisture in air, carbon dioxide and hydrocarbon, thus promotes air separation process stability and efficiency, prevents the normal operation into the moisture in tower air and effect of carbon dioxide equipment.Air purge device is the nucleus equipment in Air purification systems, and its air-treatment scale and effect directly have influence on the scale of whole space division system, the stability of operation and economy.
Existing purification system of air separation plant generally by two switch use absorber (i.e. air purge device), regenerate that firing equipment and valve, pipeline, instrument are automatically controlled etc. to be formed.Absorber absorption during normal operation, another then regenerates.After an absorption is saturated, another absorber regenerated just comes into operation.Because absorber absorption environment and regenerative environ-ment differ greatly, its by saturated switch to regeneration time need 4 steps at least comprising decompression, heat, cool, boost, control point is many, pipe arrangement and stored program controlled are complicated, and therefore the technique that is used alternatingly of this two absorbers and control system thereof exist many problems in actual moving process.The maloperation of valve, sequencing valve fault, logic erroneous judgement, the abnormal switching of purification system and pipe arrangement are unreasonable, can cause molecular sieve band water, absorption not exclusively, regeneration not thoroughly, the situation such as exhausting pipeline ponding occurs, and all brings tremendous influence to the economy of producing and security.Visible, optimizing empty separating and purifying technique, simplifying the program control step of purifying is keep adsorbent good adsorbent performance, improves empty separating and purifying system works efficiency and economy, the effective way that minimizing accident occurs.
Summary of the invention
In order to solve above-mentioned prior art Problems existing, the purpose of this utility model is to provide a kind of runner empty separating and purifying device, by optimizing the technological process of empty separating and purifying system thus simplifying its stored program controlled and reduce rate of breakdown, with the absorption property keeping adsorbent excellent, improve empty separating and purifying system works efficiency, extend the air separation plant life-span.
For reaching above object, the utility model adopts following technical scheme:
The empty separating and purifying device of a kind of runner, comprise the air cleaner 1 connected successively, air compressor 2, air precooling tower 3, air purge device 4 and air booster 5, described air purge device 4 comprises air duct separately, regenerated heat wind pipeline and regeneration cold air duct, also comprise runner type absorber 6 and be connected with runner type absorber 6 and control its rotary electric machine 7 rotated, described runner type absorber 6 is by air duct, regenerated heat wind pipeline and regeneration cold air duct are divided into upper and lower two parts, air duct simultaneously, runner type absorber 6 is divided into adsorption zone 14 by regenerated heat wind pipeline and regeneration cold air duct respectively, the regeneration thermal treatment zone 15 and re-generatively cooled district 16, described adsorption zone 14, multiple storehouses lattice plate 17 has been evenly arranged in the regeneration thermal treatment zone 15 and re-generatively cooled district 16, between described storehouse lattice plate 17, adsorbent 18 is housed, the bottom of described air duct is divided into the air intake pipeline 8 be connected with air precooling tower 3, top is divided into the air outlet duct 9 be connected with air booster 5, the top of described regenerated heat wind pipeline is divided into regenerated heat wind inlet duct 10, bottom is divided into regenerated heat wind outlet conduit 11, the top of described regeneration cold air duct is divided into regeneration cold air inlet pipeline 12, and bottom is divided into regeneration cold wind outlet conduit 13.
Described runner type absorber 6 is individual layer or double-decker.
Described runner type absorber 6 is double-decker, and lower floor arranges activated alumina; Upper strata arranges molecular sieve.
Described adsorption zone 14, the regeneration thermal treatment zone 15 and the area in re-generatively cooled district 16 are 2:1:1.
Described air duct, regenerated heat wind pipeline and regeneration cold air duct and runner type absorber 6 between adopt mechanical rotary seal.
Described mechanical rotary seal adopts flexible contact type sealing, double containment or brush seal.
Described air cleaner 1 is self-cleaning air filter.
Compared to the prior art, tool has the following advantages the utility model:
1) the utility model belongs to the device removing impurity in air, is removed in a large number, expeditiously by the process implementation such as physical absorption, regeneration Carbon Dioxide in Air, carbohydrate and water vapour, ensures the clean dry of air.
2) by absorber is arranged to rotaring wheel structure, around runner, form adsorption zone, the regeneration thermal treatment zone and re-generatively cooled district, runner slow transits through this three regions successively in rotary course.The technological process used is switched compared to two adsorbents, the utility model is by the absorption of adsorbent, regenerative process becomes carries out continuously, the adsorbent of certain adsorption zone size enters into from adsorbing environment completely the process that holomorphosis environment has a slow adaptation, without the need to rising, reduced pressure operation, thus simplify program control step, decrease program-controlled valve quantity, reduce because of misoperation of valve, sequencing valve fault, the molecular sieve band water that logic is judged by accident or pipe arrangement is unreasonable caused, absorption not exclusively, regenerate not thorough, the situation odds such as exhausting pipeline ponding, drastically increase space division system reliability and economy, thus the extension device life-span.
3) the utility model apparatus structure is compact, adsorption zone, the regeneration thermal treatment zone are spatially closely connected with re-generatively cooled district, without the need to bypass duct and the exhausting pipeline connection of complexity, both improve sky separating and purifying system works efficiency, in turn save occupation of land space and the manufacturing cost of sky separating and purifying system.
4) structure is simple, simplifies technological operation and control flow, is convenient to operations staff and understands and manipulation, effectively can reduce operation risk, increase production efficiency.
Accompanying drawing explanation
Fig. 1 is the empty separating and purifying apparatus structure of the utility model runner and schematic flow sheet.
Fig. 2 is air purge device plan structure schematic diagram.
Fig. 3 is that air purge device looks up structural representation.
Wherein,
1---air cleaner; 2---air compressor; 3---air precooling tower; 4---air purge device; 5---air booster; 6---runner type absorber; 7---rotary electric machine; 8---air intake pipeline; 9---air outlet duct; 10---regeneration hot blast inlet duct; 11---regeneration hot blast outlet conduit; 12---regeneration cold air inlet pipeline; 13---regeneration cold wind outlet conduit; 14---adsorption zone; 15---the regeneration thermal treatment zone; 16---re-generatively cooled district; 17---Cang Geban; 18---adsorbent.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the utility model is described in further detail.
As Fig. 1, shown in Fig. 2 and Fig. 3, the empty separating and purifying device of a kind of runner of the utility model, comprise the air cleaner 1 connected successively, air compressor 2, air precooling tower 3, air purge device 4 and air booster 5, described air purge device 4 comprises air duct separately, regenerated heat wind pipeline and regeneration cold air duct, also comprise runner type absorber 6 and be connected with runner type absorber 6 and control its rotary electric machine 7 rotated, described runner type absorber 6 is by air duct, regenerated heat wind pipeline and regeneration cold air duct are divided into upper and lower two parts, air duct simultaneously, runner type absorber 6 is divided into adsorption zone 14 by regenerated heat wind pipeline and regeneration cold air duct respectively, the regeneration thermal treatment zone 15 and re-generatively cooled district 16, described adsorption zone 14, multiple storehouses lattice plate 17 has been evenly arranged in the regeneration thermal treatment zone 15 and re-generatively cooled district 16, between described storehouse lattice plate 17, adsorbent 18 is housed, the bottom of described air duct is divided into the air intake pipeline 8 be connected with air precooling tower 3, top is divided into the air outlet duct 9 be connected with air booster 5, the top of described regenerated heat wind pipeline is divided into regenerated heat wind inlet duct 10, bottom is divided into regenerated heat wind outlet conduit 11, the top of described regeneration cold air duct is divided into regeneration cold air inlet pipeline 12, and bottom is divided into regeneration cold wind outlet conduit 13.Air is pressurized to from bottom to top through air precooling tower 3 after 0.6MPa through air compressor 2, while temperature is cooled to 310K by 350K, and cleaning of getting back.Air enters purification devices 4 air intake pipeline afterwards, and by runner type absorber 6, the carbon dioxide in air, carbohydrate and residual water vapour are adsorbed.Air after purification goes to other links of space division system after air booster 5 supercharging
Described runner type absorber 6 is individual layer or double-decker.Preferably, for Large Air Separation Devices purification system, described runner type absorber 6 is double-decker, and lower floor filling 500mm activated alumina, utilizes it to carry out preliminarily dried to air; 1000mm molecular sieve is loaded on upper strata, can the impurity such as absorbing carbon dioxide, moisture and hydrocarbon selectively.Lower floor alumina bed replaces molecular sieve adsorption moisture, effectively can protect molecular sieve, increases the capacity of other impurity of molecular sieve adsorption, extends molecular sieve service life.
As preferred embodiment of the present utility model, described adsorption zone 14, the regeneration thermal treatment zone 15 and the area in re-generatively cooled district 16 are 2:1:1.
As preferred embodiment of the present utility model, described air duct, regenerated heat wind pipeline and regeneration cold air duct and runner type absorber 6 between adopt mechanical rotary seal.
As the further preferred embodiment of the utility model, described mechanical rotary seal adopts flexible contact type sealing, double containment or brush seal.
As preferred embodiment of the present utility model, described air cleaner 1 is self-cleaning air filter.
Operation principle of the present utility model is: air to filter and after air compressor 2 supercharging through air cleaner 1, from bottom to top through air precooling tower 3, adsorption zone 14 is entered from air intake pipeline 8, first by activated alumina adsorption moisture, again by molecular sieve adsorption carbon dioxide, acetylene impurities, carbon dioxide in air, carbohydrate and water vapour are adsorbed thus are become pure air, and pure air enters air booster 5 by air outlet duct 9; Meanwhile, runner type absorber 6 moves with speed not stall slowly under the drive of rotary electric machine 7, when the adsorbent 18 of absorbing carbon dioxide, carbohydrate and water vapour turns to the regeneration thermal treatment zone 15 with runner type absorber 6, to heat desorb to adsorbent 18 from the hot blast of regeneration hot blast inlet duct 10, thus the impurity that adsorbent 18 adsorbs is taken away, discharged by regeneration hot blast outlet conduit 11; Adsorbent 18 after desorption turns to re-generatively cooled district 16 with runner type absorber 6, can carry out cold blowing, thus cooled down by adsorbent 18 from the cold wind of regeneration cold air inlet pipeline 12 to it; Cooling air is then discharged by regeneration cold wind outlet conduit 13 through adsorbent 18, and absorber 18 completes an absorption and regeneration cycle.
As preferred embodiment of the present utility model, described runner type absorber 6 is with the clockwise uniform rotation of angular speed of 0.25 π rad/h under the drive of rotary electric machine 7, and rotation period is 8h.
Described hot blast composition is one or more gaseous mixtures in the nitrogen of high temperature drying, oxygen and argon gas, and temperature is between 150 DEG C to 200 DEG C; Described cold wind composition is one or more gaseous mixtures in the nitrogen of air drying, oxygen and argon gas, and temperature is between 10 DEG C to 20 DEG C.
The utility model method simplifies stored program controlled and the pipeline valve layout of Air purification systems by optimizing air purification process flow process.Compared with regular air purification process, the method not only reduces occupation of land space, simplifies pipe arrangement, has saved cost, also decreases under the prerequisite keeping good adsorption properties because of unreasonable the brought security risk of misoperation of valve, sequencing valve fault, logic erroneous judgement or pipe arrangement.Application the method was run after long enough a period of time, without any molecular sieve band water, absorption not exclusively, regeneration not thoroughly, the generation of the situation such as exhausting pipeline ponding, the impurity contents such as the air carbon dioxide after purified are always lower than 1ppm.Under can operating in this good condition, the utility model method can by molecular sieve and relevant device life 1 to 2 year always.
Claims (7)
1. the empty separating and purifying device of runner, comprise the air cleaner (1) connected successively, air compressor (2), air precooling tower (3), air purge device (4) and air booster (5), it is characterized in that: described air purge device (4) comprises air duct separately, regenerated heat wind pipeline and regeneration cold air duct, also comprise runner type absorber (6) and be connected with runner type absorber (6) and control its rotary electric machine rotated (7), described runner type absorber (6) is by air duct, regenerated heat wind pipeline and regeneration cold air duct are divided into upper and lower two parts, air duct simultaneously, runner type absorber (6) is divided into adsorption zone (14) by regenerated heat wind pipeline and regeneration cold air duct respectively, the regeneration thermal treatment zone (15) and re-generatively cooled district (16), described adsorption zone (14), multiple storehouse lattice plate (17) has been evenly arranged in the regeneration thermal treatment zone (15) and re-generatively cooled district (16), between described storehouse lattice plate (17), adsorbent (18) is housed, the bottom of described air duct is divided into the air intake pipeline (8) be connected with air precooling tower (3), top is divided into the air outlet duct (9) be connected with air booster (5), the top of described regenerated heat wind pipeline is divided into regenerated heat wind inlet duct (10), bottom is divided into regenerated heat wind outlet conduit (11), the top of described regeneration cold air duct is divided into regeneration cold air inlet pipeline (12), and bottom is divided into regeneration cold wind outlet conduit (13).
2. the empty separating and purifying device of a kind of runner according to claim 1, is characterized in that: described runner type absorber (6) is individual layer or double-decker.
3. the empty separating and purifying device of a kind of runner according to claim 2, it is characterized in that: for Large Air Separation Devices purification system, described runner type absorber (6) is double-decker, and lower floor arranges activated alumina; Upper strata arranges molecular sieve.
4. the empty separating and purifying device of a kind of runner according to claim 1, is characterized in that: the area of described adsorption zone (14), the regeneration thermal treatment zone (15) and re-generatively cooled district (16) is 2:1:1.
5. the empty separating and purifying device of a kind of runner according to claim 1, is characterized in that: described air duct, regenerated heat wind pipeline and adopt mechanical rotary seal between regeneration cold air duct and runner type absorber (6).
6. the empty separating and purifying device of a kind of runner according to claim 5, is characterized in that: described mechanical rotary seal adopts flexible contact type sealing, double containment or brush seal.
7. the empty separating and purifying device of a kind of runner according to claim 1, is characterized in that: described air cleaner (1) is self-cleaning air filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201420478812.2U CN204147734U (en) | 2014-08-22 | 2014-08-22 | The empty separating and purifying device of a kind of runner |
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| CN201420478812.2U CN204147734U (en) | 2014-08-22 | 2014-08-22 | The empty separating and purifying device of a kind of runner |
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| CN204147734U true CN204147734U (en) | 2015-02-11 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104208980A (en) * | 2014-08-22 | 2014-12-17 | 中国华能集团清洁能源技术研究院有限公司 | Turning wheel air separation purification device and turning wheel air separation purification method |
| CN106731478A (en) * | 2015-11-24 | 2017-05-31 | 杰智环境科技股份有限公司 | Horizontal runner and fluid purification processing system |
| CN108096990A (en) * | 2016-11-25 | 2018-06-01 | 中国石油化工股份有限公司 | A kind of adsorption separation device |
| CN108273360A (en) * | 2018-01-29 | 2018-07-13 | 神华集团有限责任公司 | CO2Continuous rotary adsorption system and method |
-
2014
- 2014-08-22 CN CN201420478812.2U patent/CN204147734U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104208980A (en) * | 2014-08-22 | 2014-12-17 | 中国华能集团清洁能源技术研究院有限公司 | Turning wheel air separation purification device and turning wheel air separation purification method |
| CN106731478A (en) * | 2015-11-24 | 2017-05-31 | 杰智环境科技股份有限公司 | Horizontal runner and fluid purification processing system |
| CN108096990A (en) * | 2016-11-25 | 2018-06-01 | 中国石油化工股份有限公司 | A kind of adsorption separation device |
| CN108273360A (en) * | 2018-01-29 | 2018-07-13 | 神华集团有限责任公司 | CO2Continuous rotary adsorption system and method |
| CN108273360B (en) * | 2018-01-29 | 2020-10-23 | 神华集团有限责任公司 | CO2Continuous rotary adsorption system and method |
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