CN103041671B - A kind of gas-particle two-phase oblique flow granular adsorption purification casing and purification method thereof - Google Patents
A kind of gas-particle two-phase oblique flow granular adsorption purification casing and purification method thereof Download PDFInfo
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- CN103041671B CN103041671B CN201210557383.3A CN201210557383A CN103041671B CN 103041671 B CN103041671 B CN 103041671B CN 201210557383 A CN201210557383 A CN 201210557383A CN 103041671 B CN103041671 B CN 103041671B
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Abstract
The present invention relates to a kind of gas-particle two-phase oblique flow granular adsorption casing, it comprises the combined feed mouth (16), the gas general export (9) that are positioned at casing top, the discharge port (5) of lower box, the gas general import (6) of casing side lower part, and be positioned at the adsorbent bed of casing, described adsorbent bed surface is what tilt, in an angle α between itself and vertical line.The present invention has possessed the advantage of convection current and cross-flow adsorption technology, and gas purification efficiency is high, and SR is little, and in casing, space availability ratio is high, and construction cost is low.And structure is simple, initial cost and operating cost are lower than the gas-particle two-phase absorption casing of routine.
Description
Technical field
The present invention relates to a kind of gas-particle two-phase adsorbent bed, more particularly, relate to a kind of Novel gas-solid two-phase moving bed oblique flow granular adsorption purification casing and purification method thereof.
Background technology
Common gas-particle two-phase granular adsorption purification casing comprises cross-flow and convection current, and bed resistance is large, and in casing, adsorbent utilization rate is low, and steel consumption needed for casing is large, and floor space is larger.
Activated charcoal desulfur technology is the dry desulfurization based on physical-chemical absorption principle, the denitration technology that are grown up the earliest by German BF the sixties in last century, introduced this technology by Mitsui Sumitomo afterwards and be called as cross-flow adsorption technology, in the latter stage eighties, the more convection tower adsorption technology of current application has been invented for cross-flow adsorption technology by German WKV company.Along with the development of convection tower adsorption technology, find new problem in actual applications, on the basis in conjunction with cross-flow and convection tower, be proposed new a kind of oblique flow adsorption technology for this reason.
Summary of the invention
The object of the invention is to the deficiency avoiding existing apparatus technology, provide a kind of novel, Gas-solid Two-phase Flow is good, stable, structure simple gas-particle two-phase oblique flow granular adsorption purification casing and purification method.
For achieving the above object, the technical scheme that the present invention takes is: a kind of Novel gas-solid two-phase oblique flow granular adsorption purification casing, described casing comprises superposed combined feed mouth, gas general export, the discharge port of lower box, gas general import, and be positioned at the adsorbent bed of casing, adsorbent bed surface is what tilt, in an angle α between itself and vertical line.
It is further, described that adsorbent bed to be separated into the unit of multiple inclination by laminar flow dividing plate adsorbent bed.The adsorbent bed below of described unit is provided with unitary gas import, is provided with inlet gas passage between described unitary gas import and gas general import.The adsorbent bed top of described unit is provided with unitary gas outlet, is provided with outlet gas flow path between described unitary gas outlet and gas general export.The adsorbent bed top of described unit is provided with unit feed mouth, and described unit feed mouth is connected with combined feed mouth by charging aperture branched bottom.The adsorbent bed oblique below of described unit is provided with unit discharging opening, and described unit discharging opening is connected with discharging opening branched bottom, and according to feed quantity difference from top to bottom, the caliber of discharging opening branched bottom changes thereupon.
Described purification method step is as follows: gas enters adsorbent bed by gas general import, then it is adsorbent bed to enter each unit by unit air inlet, in tilting bed gas from below to above obliquely flow; Simultaneously adsorbent enters adsorbent bed by combined feed mouth, then it is adsorbent bed to enter each unit by unit feed mouth, in tilting bed adsorbent from above to below obliquely flow; Formed between gas and adsorbent fully tiltedly after counter current contact, gas is discharged from gas general export through the clean gas vent of unit, adsorb saturated after adsorbent drawn off by device for discharging through unit discharging opening self-discharging mouth.
The invention has the beneficial effects as follows:
Gas-particle two-phase mobile box has possessed the advantage of convection current and cross-flow adsorption technology simultaneously, and gas purification efficiency is high, and SR is little, and in casing, space availability ratio is high, and construction cost is low.Novel gas-solid two-phase oblique flow moving bed adsorption cleaning casing, structure is simple, and bed resistance is little, and in casing, space availability ratio is high, and initial cost and operating cost are lower than the gas-particle two-phase absorption casing of routine.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is that the present invention is along A-A direction left view;
Fig. 3 is that the present invention is along B-B direction right view;
1, charging aperture 2, adsorbent bed 3, unitary gas import 4, discharging opening 5, discharge port 6, gas general import 7, gas inlet channel 8, storage bin 9, pure qi (oxygen) body general export 10, the clean gas vent 11 of unit, shrouding 12, oblique flow dividing plate 13, unit gas outlet stop gauge 14, unit air inlet stop gauge 15, discharge gate pusher 16, combined feed mouth 17, charging aperture branched bottom 18, discharging opening branched bottom 19, outlet gas flow path
Detailed description of the invention
Be described principle of the present invention and feature below in conjunction with accompanying drawing, example, only for explaining the present invention, is not intended to limit scope of the present invention.
As shown in Figure 1, the top of casing of the present invention is provided with combined feed mouth 16, and casing top is provided with gas general export 9, and the sidewall of casing is provided with gas general import 6, and bottom is provided with discharge port 5.Establish storage bin 8 below combined feed mouth 16, storage bin 8 internal memory is placed with adsorbent.
Be provided with adsorption bed in casing, adsorbent bed for what tilt, the adsorbent bed unit by multiple inclination adsorbent bed 2 is formed, and is separated between each unit adsorbent bed 2 by oblique flow dividing plate 12.Be parallel to each other between each unit adsorbent bed 2, the angle between each unit adsorbent bed 2 and vertical line is α, angle α scope is 30 °≤and other angles of α≤85 °, to ensure that adsorbent can flow obliquely by gravity.
The oblique below of unit adsorbent bed 2 is provided with equally distributed unitary gas import 3, is provided with inlet gas passage 7 between described unitary gas import 3 and gas general import 6.Unitary gas import 3 is positioned at casing sidepiece, and gas enters inlet gas intake channel 7 by gas general import 6, then enters unit adsorbent bed 2 respectively by unitary gas import 3.Unitary gas import 3 is provided with air inlet stop gauge 14, and it can stop material to be run out of, and allows gas enter from unitary gas import 3 simultaneously.The oblique upper of unit adsorbent bed 2 is provided with the clean gas vent 10 of equally distributed unit, the clean gas vent 10 of unit is provided with gas outlet stop gauge 13, its effect stops running out of of material in casing, allows the gas in casing flow out from the clean gas vent 10 of unit simultaneously.Outlet gas flow path 19 is provided with between the clean gas vent 10 of described unit and pure qi (oxygen) body general export 9.Purified gas is concentrated in outlet gas flow path 19, is discharged by pure qi (oxygen) body general export 9.
The oblique upper of unit adsorbent bed 2 is provided with unit feed mouth 1, and unit feed mouth 1 is connected with the storage bin 8 be positioned at below combined feed mouth 16 by unit feed mouth branched bottom 17.The oblique below of unit adsorbent bed 2 is provided with unit discharging opening 4, and unit discharging opening 4, by unit discharging opening branched bottom 18, is connected with the discharge port 5 being positioned at bottom half.
Below discharge port 5, be provided with discharge control device, both discharge gate pusher 15, discharge gate pusher 15 is devices for discharging, and when discharge gate pusher 15 translational speed is fast, discharge quantity is just many, and time mobile slow, discharge quantity is just few, controls the discharge quantity of discharge port 5 with this.When discharge gate pusher 15 is parked in immediately below discharge port 5, discharge port 5 stops blanking.It is even that discharge gate pusher 15 can be used for controlling adsorbent bed 2 dischargings of all unit, avoid blocking or bias current, according to the withdrawal rate of each unit of pusher speeds control adsorbent bed 2 of discharge gate pusher 15, and observable, the adsorbent bed 2 not blankings because of blocking of prevention unit.
Shrouding 11 is in the both sides up and down of casing, and adopt the steel plate of tiling to make, its size is identical with wide with the length of casing, and it plays sealing fume and supports the effect of tower body.
As shown in Figure 1, when carrying out gas purification, gas, from gas general import 6, through inlet gas passage 7, then enters each unit adsorbent bed 2 by unitary gas import 3, and in tilting bed, gas flows to oblique upper below tiltedly; Fresh adsorbent enters storage bin 8 from combined feed mouth 16, by storage bin 8 through unit feed mouth branched bottom 17, enters each unit adsorbent bed 2 respectively from unit feed mouth 1, adsorbent from oblique upper to oblique flowing underneath; After forming sufficient tiltedly counter current contact between gas and adsorbent, purified gas is discharged from the clean gas vent 10 of unit, and is concentrated in outlet gas flow path 19, is discharged by pure qi (oxygen) body general export 9; Adsorbent after saturated is discharged from unit discharging opening 4, through unit discharging opening branched bottom 18, is discharged from discharge port 5 by discharge gate pusher 15.
Embodiment two
As shown in Figure 2, the adsorbent bed distribution side by side up and down of multiple unit of the present embodiment, each unit is adsorbent bed is above dispersed with multiple unitary gas import 3 side by side, and multiple unit discharging opening branched bottom 18, is interspersed between unitary gas import 3 and unit discharging opening branched bottom 18.Discharge method adopts discharging opening branched bottom 18 respectively from the discharging of each unit discharging opening 4, discharging opening branched bottom 18 is public discharge nozzle, adsorbent in unit is adsorbent bed is respectively from different unit discharging openings 4, import discharging opening branched bottom 18, according to the top-down difference of load, the caliber of discharging opening branched bottom 18 also changes thereupon.
Embodiment three
As shown in Figure 3, also directly can be connected with unit feed mouth branched bottom 17 below the combined feed mouth 16 of the present embodiment, not establish storage bin, then unit feed mouth 1 is connected with below combined feed mouth 16 by unit feed mouth branched bottom 17.
The adsorbent bed distribution side by side up and down of multiple unit of the present embodiment, each unit is adsorbent bed is above dispersed with the clean gas vent 10 of multiple unit side by side, and multiple unit feed mouth branched bottom 17, be interspersed between the clean gas vent 10 of unit and unit feed mouth branched bottom 17.Feeding manner adopts charging aperture branched bottom 17 to be respectively the mode of the adsorbent bed feed of each unit, charging aperture branched bottom 17 is common feed pipe, adsorbent in pipe enters different unit adsorbent bed 2 respectively by unit feed mouth 1, according to feed quantity from top to bottom according to the difference of inlet amount, the caliber of charging aperture branched bottom 17 also changes thereupon.
The foregoing is only embodiments of the present invention, not thereby the scope of the claims of the present invention is namely limited, the equivalent transformation that every utilization description of the present invention and accompanying drawing content are done, is directly or indirectly used in the technical field that other is relevant, is all in like manner included in the scope of the claims of the present invention.
Claims (5)
1. a gas-particle two-phase oblique flow granular adsorption purification casing, comprise the combined feed mouth (16), the gas general export (9) that are positioned at casing top, the discharge port (5) of lower box, the gas general import (6) of casing side lower part, it is characterized in that, also comprise and be positioned at the adsorbent bed of casing, described adsorbent bed surface is what tilt; The described adsorbent bed unit adsorbent bed (2) being separated into multiple inclination by laminar flow dividing plate (12), each unit is parallel to each other between adsorbent bed (2), angle between each unit adsorbent bed (2) and vertical line is α, wherein
The adsorbent bed below of described unit is provided with unitary gas import (3), is provided with inlet gas passage (7) between described unitary gas import (3) and gas general import (6); Gas enters adsorbent bed by gas general import (6), in tilting bed gas from below to above flowing; Enter adsorbent bed gas and enter each unit adsorbent bed (2) by unit air inlet (3), in each unit adsorbent bed (2), gas flows to top from below;
The top of described unit adsorbent bed (2) is provided with the clean gas vent of unit (10), is provided with outlet gas flow path (19) between the clean gas vent of described unit (10) and gas general export (9);
The top of described unit adsorbent bed (2) is provided with unit feed mouth (1), and described unit feed mouth (1) is connected with combined feed mouth (16) by charging aperture branched bottom (17); Adsorbent enters adsorbent bed by combined feed mouth (16), enter adsorbent bed adsorbent and enter each unit adsorbent bed (2) by unit feed mouth, in each unit adsorbent bed (2) adsorbent from top to flowing underneath;
The oblique below of described unit adsorbent bed (2) is provided with unit discharging opening (4), and described unit discharging opening (4) is connected with discharging opening branched bottom (18); Described discharge port (5) below is provided with moveable discharge control device, and described moveable discharge control device comprises discharge gate pusher (15);
Formed between gas and adsorbent fully tiltedly after counter current contact, gas is discharged from gas general export (9), adsorb saturated after adsorbent self-discharging mouth (5) draw off; In each unit adsorbent bed (2), after forming sufficient tiltedly counter current contact between gas and adsorbent, gas from the clean gas vent of unit (10) discharge, adsorb saturated after adsorbent discharge from unit discharging opening (4).
2. a kind of gas-particle two-phase oblique flow granular adsorption purification casing according to claim 1, it is characterized in that, described combined feed mouth (16) below is provided with the storage bin (8) be connected with charging aperture branched bottom (17); The both sides up and down of casing are provided with shrouding (11), and adopt the steel plate of tiling to make, its size is identical with wide with the length of casing; The scope of described angle α is: 30 °≤α≤60 °.
3. a kind of gas-particle two-phase oblique flow granular adsorption purification casing according to claim 1, it is characterized in that, described unitary gas import (3) is provided with air inlet stop gauge (14); The clean gas vent of described unit (10) is provided with gas outlet stop gauge (13).
4. a kind of gas-particle two-phase oblique flow granular adsorption purification casing according to claim 1, it is characterized in that, described multiple unit adsorbent bed (2) distribution side by side up and down, each unit adsorbent bed (2) is dispersed with multiple unitary gas import (3) side by side, and multiple unit discharging opening branched bottom (18), be interspersed between unitary gas import (3) and unit discharging opening branched bottom (18).
5. a kind of gas-particle two-phase oblique flow granular adsorption purification casing according to claim 1, it is characterized in that, described combined feed mouth (16) below is directly connected with unit feed mouth branched bottom (17), and unit feed mouth (1) is connected with combined feed mouth (16) below by unit feed mouth branched bottom (17); Described multiple unit adsorbent bed (2) distribution side by side up and down, each unit is adsorbent bed is above dispersed with the clean gas vent of multiple unit (10) side by side, and multiple unit feed mouth branched bottom (17), be interspersed between the clean gas vent of unit (10) and unit feed mouth branched bottom (17).
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| CN201210557383.3A CN103041671B (en) | 2012-12-19 | 2012-12-19 | A kind of gas-particle two-phase oblique flow granular adsorption purification casing and purification method thereof |
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| CN103041671B true CN103041671B (en) | 2016-04-20 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103386241B (en) * | 2013-07-15 | 2015-04-15 | 北京国电清新环保技术股份有限公司 | A laminar flow-type stair-shaped porous material adsorption unit and an adsorption method thereof |
| CN103463933A (en) * | 2013-07-18 | 2013-12-25 | 北京新源天净环保技术有限公司 | Gas-solid double-phase concurrent adsorption and purification device, and purifying method thereof |
| CN117065517B (en) * | 2023-10-13 | 2024-01-30 | 中国华能集团清洁能源技术研究院有限公司 | Cross-flow low-temperature adsorption tower with cross bed layers and low-temperature flue gas adsorption system |
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| US4354862A (en) * | 1980-01-26 | 1982-10-19 | Andre Buechl Kalk-und Portandzementwerk | Filter for cleaning gases |
| JPS5750525A (en) * | 1980-09-10 | 1982-03-25 | Hitachi Ltd | Movable layer type packed layer |
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