CN104353311B - Water removal absorption device - Google Patents
Water removal absorption device Download PDFInfo
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- CN104353311B CN104353311B CN201410577763.2A CN201410577763A CN104353311B CN 104353311 B CN104353311 B CN 104353311B CN 201410577763 A CN201410577763 A CN 201410577763A CN 104353311 B CN104353311 B CN 104353311B
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- absorption plant
- eliminating water
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Abstract
The invention provides a water removal absorption device which comprises a gas washing bottle, a separation bottle and a backflow pump, wherein gas feeding channels and gas discharging channels are formed in the gas washing bottle and the separation bottle; the gas discharging channel of the gas washing bottle is communicated with the gas feeding channel of the separation bottle; the gas washing bottle is communicated with the bottle bottom of the separation bottle through the backflow pump. According to the water removal absorption device, the absorption efficiency of a gas washing device is improved, and the problems of reduction of the absorption effect and decrease of absorption liquid under high flow are solved.
Description
Technical field
The present invention relates to environmental monitoring, gas analysis, flue gas/Atmospheric particulates (aerosol) constituent analysis field, especially
It is related to a kind of eliminating water absorption plant.
Background technology
Since 2012, national each big city serious haze weather in succession, and the monitoring of pm2.5 starts to popularize, but
People more concerned about be haze source, composition and harm.According to analysis, haze be mainly derived from industrial waste gas, vehicle exhaust,
Building airborne dust and kitchen lampblack etc., its composition is extremely complex, including carbon black, sulfate, nitrate, ammonium salt and large amount of organic,
The content of metallic elements is also higher, wherein includes the heavy metal element that lead, zinc, arsenic, cadmium, copper etc. are harmful to.
Suspend aerial liquid and particulate solid, is referred to as aerosol in scientific research.Because its particle diameter is less,
Skewness, common gas sampling device cannot collect representative sample.To the particle in flue gas and air
During thing composition is analyzed, the general capture method adopting has filter membrane method of trapping and scrubbing process.Filter membrane method of trapping is to use
The filter membrane of small-bore is arranged in gas circuit and is filtered, and can effectively filter out the particulate matter that most of particle diameter is more than filter sizes.
Scrubbing process is directly gas to be passed through in specific solution, using liquid, the absorption of particulate matter and dissolution is trapped,
Have the advantages that simple and practical.
The shortcoming of membrane filtration method is the liquid parts that can not trap in aerosol, during trapping, with filter membrane
The particulate matter of upper trapping increases the increase with humidity, and the resistance that air-flow is subject to is also bigger, and the infringement to sampling pump is larger.Trapping sample
In addition it is also necessary to carrying out to filter membrane soaking, clearing up and so that the particulate matter on filter membrane is dissolved in digestion solution after the completion of product, sample just can be carried out
Analysis.When clearing up, the filter membrane of portion of material can dissolve, and analysis result is interfered.Therefore, filter membrane method of trapping should
With there being certain limitation.
Scrubbing process does not have disadvantages mentioned above, but its shortcoming is mainly when gas flow is larger, and absorption efficiency is difficult to ensure that.Cause
It is according to related standard, be usually the traffic sampling pressing 16.7l/min to atmospheric aerosol sampling, and the particulate matter in flue gas
Sampling then requires the flow velocity entering sampling mouth equal with the flow velocity in chimney, when flue gas flow rate is larger, the flow also phase of sampling
The increase answered.Under such big flow, the partially liq in Drexel bottle can run off with air-flow, leads to absorption efficiency to decline.
Meanwhile, the liquid in air-flow has large effect to parts such as the flowmeter of rear end and sampling pumps, even results in parts damages.
Content of the invention
Based on the deficiencies in the prior art, the problem to be solved in the present invention is to provide a kind of eliminating water absorption plant.
For solving above-mentioned technical problem, the present invention provides a kind of eliminating water absorption plant, including Drexel bottle, separating bottle and backflow
Pump, described Drexel bottle and separating bottle are equipped with inlet channel and outlet passageway；The outlet passageway of described Drexel bottle and separating bottle
Inlet channel connect；Described Drexel bottle is connected by reflux pump with the bottom of bottle of separating bottle.
As a kind of improvement on the one hand of present invention eliminating water absorption plant, in described Drexel bottle, it is provided with air inlet pipe and filtration
Piece；Multiple apertures for smashing bubble are designed with the ozzle of described air inlet pipe and filter so as to carry out with absorbing liquid
Adsorbed after being fully contacted.
As a kind of improvement on the one hand of present invention eliminating water absorption plant, described Drexel bottle lower end volume ratio upper end is little,
The lower end of Drexel bottle diminishes, and improves the height of absorbing liquid, makes gas obtain more chances and contacts with absorbing liquid.
As a kind of improvement on the one hand of present invention eliminating water absorption plant, described separating bottle is cyclonic separation bottle, its bag
Include bottle, bottle cap and wireway；Described bottle upper end is provided with bottle cap, and described bottle cap is provided with air inlet and gas outlet；Described lead
Tracheae passes through described air inlet, and its upper end is connected with the outlet passageway of described Drexel bottle, and described bottle is close in the outlet of its lower ends bent
Internal wall；Described bottle lower end is provided with taper contraction section, and its bottom is provided with collecting pit and connects with described reflux pump.
With glass as main material, air inlet and gas outlet, all on the top of bottle, are easily installed separating bottle in the present invention
In condenser.The wireway of inlet end bends in cyclonic separation bottle, tangentially slightly againsts downwards bottle wall.Taper is shunk
Section can make mixed gas flow velocity accelerate, and the centrifugal force that particulate matter is subject to increases.The collecting pit being arranged on bottle body bottom is used for receiving
Liquid after collection separation and particulate matter.
The absorbing liquid collected in cyclonic separation bottle intermittently can be drawn back and wash by the design of reflux pump according to set time
In gas cylinder, keep the amount of absorbing liquid in Drexel bottle, so that the absorption efficiency of system is protected.
As a kind of improvement on the one hand of present invention eliminating water absorption plant, described wireway lower end exports towards described bottle
Bottle wall tangential direction；Described separating bottle also includes the bottle stopper located at bottle mouth position；Described bottle stopper periphery is provided with sealing ring.
As a kind of improvement on the one hand of present invention eliminating water absorption plant, also include as described Drexel bottle and separating bottle
Outer condenser.
The Main Function of condenser is to lower the temperature entering the high-temperature flue gas in Drexel bottle rapidly, so that cyclonic separation bottle is existed simultaneously
There is while separation the effect of condensation eliminating water, make the component workings such as flowmeter, the sampling pump of rear end being dried, free from corrosion bar
Under part.
As a kind of improvement on the one hand of present invention eliminating water absorption plant, also include connecting with described Drexel bottle and separating bottle
The by-pass shunt system connecing, particularly as follows: three-way connection head is connected with the inlet channel of described Drexel bottle one by one, one and drying tube
One connection；Drying tube one, filter one and regulating valve one are sequentially connected with；The outlet passageway of described separating bottle and drying tube two are even
Connect；Drying tube two, filter two, regulating valve two and flowmeter two are sequentially connected with；Three heads of three-way connection two respectively and are adjusted
Valve one, flowmeter two and flowmeter one connect, and flowmeter one and sampling pump connect.
The flue gas of big flow or air are mainly shunted by by-pass shunt system, and the flow making entrance Drexel bottle is in energy
Ensure in the safe range of absorption efficiency.Its critical piece include a shunting y type threeway, 2 drying tubes, 2 filters, 2
Individual flow control valve, 2 flowmeters, 1 t type threeway and 1 sampling pump.
When atmospheric sampling is gathered with the sampling flow of 16.7l/min, or system makes under the larger occasion of flue gas flow rate
Used time, the size by Drexel bottle and pipeline is limited, and when the flow that Drexel bottle is passed through is more than 12l/min, has substantial amounts of absorbing liquid
It is pumped to cyclonic separation bottle, lead to absorption efficiency to reduce.Therefore, we adopt a y type threeway and a t type threeway will gather
Gas shunted, detected to by the flow of Drexel bottle and total flow with two flowmeters.Wherein pass through Drexel bottle
Flow participate in the calculating of each constituent concentration in gas, total flow is used for controlling the sampling quantity of sampling pump.
The gas in main road and bypass can be made dry, dustless for two groups of drying tubes and filter it is ensured that the flow of rear end
Meter and sampling pump long-term stable operation.Two regulating valves are used for adjusting the flow-rate ratio of main road and bypass, and general regulation makes Drexel bottle
The flow passing through is in below 8l/min it can be ensured that there being preferable absorption efficiency.
As a kind of improvement on the one hand of present invention eliminating water absorption plant, also include the blowback connecting with described reflux pump
Air pump.
As a kind of improvement on the one hand of present invention eliminating water absorption plant, also include the constant volume connecting with described reflux pump
System, particularly as follows: the opening below constant volume bottle entrance and described reflux pump connects；The porch of described constant volume bottle is provided with liquid level inspection
Slowdown monitoring switch.
As a kind of improvement on the one hand of present invention eliminating water absorption plant, at the bottom of bottle of described constant volume bottle, it is provided with stirring electricity
Machine.
Why the above-mentioned constant volume being designed as in the application and purging system, add constant volume and purging system in the application,
It is because in actual use, should be noted the impact to absorption system of flue gas and air humidity.Because condenser is cold
Solidifying eliminating water effect, after long sampling, the moisture in gas can be collected in absorption system, leads to the volume of absorbing liquid to increase
Plus.If the initial volume according to absorbing liquid calculates the concentration of each composition in gas, the concentration that may result in test is less than reality
Concentration.
And the addition of constant volume system, can be with this problem of effectively solving.Constant volume system is mainly by the constant volume bottle customizing and liquid
Position detection switch (as capacitive proximity switch) composition, wherein constant volume bottle is similar to that volumetric flask, and its volume is fixing,
A high-precision capacitive proximity switch is installed at its trunnion position, when nonmetallic substance is close, can lead to neighbouring capacitance
Change, capacitive proximity switch is namely based on this principle and is detected.
After absorption system completes to absorb, the liquid after absorbing can be entered in constant volume bottle, then Drexel bottle and whirlwind are divided
Also enter in constant volume bottle from the cleaning fluid of bottle, now the sample in constant volume bottle is still not up to the position of proximity switch.System can be with
Extract at a slow speed distilled water to be supplemented, when the liquid level in bottle reaches proximity switch test point, system stops into distilled water.This
Sample, absorbing sampling every time can guarantee that final volume is consistent, participate in the calculating of gas composition concentration it is possible to keep away with this volume
Exempt from the impact of humidity.
Purging system mainly includes sampling system and (because structure is slightly complicated, and protects object not as this patent, in figure is not drawn
Go out) and cleaning part.Sampling system is mainly made up of peristaltic pump and magnetic valve, is responsible for injection distilled water and Drexel bottle, whirlwind are divided
It is carried out from bottle and constant volume bottle.Drexel bottle and cyclonic separation bottle blowback air pump are carried out.The cleaning of constant volume bottle is because gas
Wash and the liquid in constant volume bottle can be made to overflow, selected the mode of magnetic agitation to clean.It is demonstrated experimentally that purging system disclosure satisfy that wanting
Ask.
It is presented herein below to some the replacement scheme introductions in the present invention, such improvement project falls within the protection model of the present invention
Enclose:
1st, Drexel bottle is changed on a small quantity using most basic structure or to structure and shape, also can reach approximate effect
Really.
2nd, cyclonic separation bottle can use common empty bottle to replace, but water removal effect can decline.
3rd, absorption system can be without condensation, but cooling and water removal effect also can decline.
4th, in by-pass shunt, flowmeter one can be contained in after regulating valve one, using 2 flowmeters and as total flow.
5th, the shape of constant volume bottle can change, and can also detect liquid level with other level sensing modes.
6th, constant volume bottle such as can be also changed to air pump blowback by cleaning way in other ways.
Compared with prior art, the invention has the benefit that
First, improve the absorption efficiency of air-washer.
2nd, solve under big flow, the problem that assimilation effect declines and absorbing liquid reduces.
3rd, utilize by-pass shunt, reduce the flow of the gas by Drexel bottle.
4th, increased volume fixing device, eliminate the impact to sample volume for the gas humidity.
Describe the present invention in detail below in conjunction with the accompanying drawings, it illustrates this as the part of this specification by embodiment
The principle of invention, other aspects of the present invention, feature and its advantage will be become apparent from by this detailed description.
Brief description
The accompanying drawing constituting the part of the present invention is used for providing a further understanding of the present invention, the schematic reality of the present invention
Apply example and its illustrate, for explaining the present invention, not constituting inappropriate limitation of the present invention.
Fig. 1 is overall structure diagram of the present invention；
Fig. 2 is the structural representation of separating bottle in the present invention；
Fig. 3 is separating bottle wireway exit position schematic diagram in the present invention.
In Fig. 1-3, the corresponding relation of reference is:
1- Drexel bottle；2- separating bottle；3- reflux pump；4- condenser；5- air inlet；6- gas outlet；7- bottle cap；8- seals
Circle；9- bottle stopper；10- wireway；11- taper contraction section；12- collecting pit；13- bottle；14- blowback air pump；15- level sensing is opened
Close；16- constant volume bottle；17- stirring motor；18- three-way connection one；19- drying tube one；20- drying tube two；21- filter one；
22- filter two；23- regulating valve one；24- regulating valve two；25- flowmeter one；26- flowmeter two；27- sampling pump；28- threeway
Joint two；29- air inlet pipe；30- filter.
Specific embodiment
It should be noted that in the case of not conflicting, the embodiment in the present invention and the feature in embodiment can phases
Mutually combine.To describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.For sake of convenience, hereinafter as occurred
" on ", D score, "left", "right" printed words, only represent consistent with the upper and lower, left and right direction of accompanying drawing itself, limit is not played to structure
It is set for using.
As Figure 1-3, the eliminating water absorption plant of the present embodiment, including Drexel bottle 1, separating bottle 2 and reflux pump 3, gas washing
It is equipped with inlet channel and outlet passageway on bottle 1 and separating bottle 2；The inlet channel of the outlet passageway of Drexel bottle 1 and separating bottle 2 is even
Connect；Drexel bottle 1 is connected by reflux pump 3 with the bottom of bottle of separating bottle 2.
It is provided with air inlet pipe 29 and filter 30 in Drexel bottle 1；It is designed with many on the ozzle of air inlet pipe 29 and filter 30
The individual aperture for smashing bubble.
Drexel bottle 1 lower end volume ratio upper end is little.
Separating bottle 2 is cyclonic separation bottle, and it includes bottle 13, bottle cap 7 and wireway 10；Bottle 13 upper end is provided with bottle cap 7,
Bottle cap 7 is provided with air inlet 5 and gas outlet 6；Wireway 10 passes through air inlet 5, and its upper end is connected with the outlet passageway of Drexel bottle 1
Connect, bottle 13 inwall is close in the outlet of its lower ends bent；Bottle 13 lower end is provided with taper contraction section 11, and bottom is provided with collecting pit 12 He
Reflux pump 3 connects.
Wireway 10 lower end exports towards bottle wall tangential direction；Separating bottle 2 also includes the bottle stopper 9 located at bottle mouth position；Outside bottle stopper 9
Enclose and be provided with sealing ring 8.
The condenser 4 outside as Drexel bottle 1 and separating bottle 2 is also included in eliminating water absorption plant in the present embodiment.
The by-pass shunt system connecting with Drexel bottle 1 and separating bottle 2 is also included in eliminating water absorption plant in the present embodiment,
Particularly as follows: one 18 one inlet channels with Drexel bottle 1 of three-way connection are connected, one is connected with drying tube 1；Drying tube one
19th, filter 1 and regulating valve 1 are sequentially connected with；The outlet passageway of separating bottle 2 and drying tube 2 20 connect；Drying tube two
20th, filter 2 22, regulating valve 2 24 and flowmeter 2 26 are sequentially connected with；Three heads of three-way connection 2 28 are respectively and regulating valve
One 23, flowmeter 2 26 and flowmeter 1 connect, and flowmeter 1 and sampling pump 27 connect.
Eliminating water absorption plant in the present embodiment also includes the blowback air pump 14 connecting with reflux pump 3.
Eliminating water absorption plant in the present embodiment also includes the constant volume system connecting with reflux pump 3, particularly as follows: constant volume bottle 16
The opening of entrance and reflux pump 3 lower section connects；The porch of constant volume bottle 16 is provided with liquid level detecting switch 15.
It is provided with stirring motor 17 at the bottom of bottle of constant volume bottle 16.
The course of work of the present invention is: the flue gas of high temperature or air enter Drexel bottle 1, produce a large amount of bubbles in absorbing liquid
And water vapour, a part of absorbed liquid of the particulate matter in gas captures, and the moisture that another part and air-flow are taken out of and water vapour are mixed
Close, (flue gas ash removal cyclone separating tower enters knockout tower, with this after usually being mixed with flue dust with spray-on process to enter separating bottle 2
Bright otherwise varied), in the presence of cyclone centrifugal power and inertia, the larger drop of quality and particulate matter are adhered to clammy bottle
On wall, collected by the collecting pit 12 of lower end, (3min) starts once reflux pump 3 at set intervals, by collect in separating bottle 2
Absorbing liquid is drawn back to continue to participate in Drexel bottle 1 and is absorbed it is ensured that the amount of absorbing liquid in Drexel bottle 1 is stable.
The present invention improves the absorption efficiency of the particulate matter in gas.Scrubber system is placed in condenser 4, fast cooling
Meanwhile, also achieve more preferable water removal effect it is ensured that the normal operation of back-end component.In addition, using reflux pump 3 by absorbing liquid
Draw back Drexel bottle 1, make the volume stability of absorbing liquid, also ensure that stablizing of absorption efficiency.
The present invention due to employing Drexel bottle 1, the cyclonic separation bottle of special construction, with condenser 4 and reflux pump 3 mutually group
Close, achieve preferable absorption efficiency and water removal effect.The addition of by-pass shunt is it is ensured that pacified by the flow of absorption system
In gamut.And the addition of constant volume system, also perfection solve the impact to sample analysis for the gas humidity.In addition, purging system
Also effectively prevent the interference problem of residual sample.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (9)
1. a kind of eliminating water absorption plant it is characterised in that: include Drexel bottle (1), separating bottle (2) and reflux pump (3), described gas washing
It is equipped with inlet channel and outlet passageway on bottle (1) and separating bottle (2)；The outlet passageway of described Drexel bottle (1) and separating bottle (2)
Inlet channel connect；Described Drexel bottle (1) is connected by reflux pump (3) with the bottom of bottle of separating bottle (2)；Described separating bottle (2)
For cyclonic separation bottle, it includes bottle (13), bottle cap (7) and wireway (10)；Described bottle (13) upper end is provided with bottle cap (7),
Described bottle cap (7) is provided with air inlet (5) and gas outlet (6)；Described wireway (10) passes through described air inlet (5), its upper end
It is connected with the outlet passageway of described Drexel bottle (1), described bottle (13) inwall is close in the outlet of its lower ends bent；Described bottle (13)
Lower end is provided with taper contraction section (11), and its bottom is provided with collecting pit (12) and connects with described reflux pump (3).
2. according to claim 1 eliminating water absorption plant it is characterised in that: be provided with air inlet pipe (29) in described Drexel bottle (1)
With filter (30)；Be designed with the ozzle of described air inlet pipe (29) and filter (30) multiple for smashing the little of bubble
Hole.
3. according to claim 1 eliminating water absorption plant it is characterised in that: described Drexel bottle (1) lower end volume ratio upper end is little.
4. according to claim 1 eliminating water absorption plant it is characterised in that: described wireway (10) lower end exports towards described bottle
The bottle wall tangential direction of body (13)；Described separating bottle (2) also includes the bottle stopper (9) located at bottle mouth position；Described bottle stopper (9) periphery sets
There is sealing ring (8).
5. according to claim 1 eliminating water absorption plant it is characterised in that: also include being arranged at described Drexel bottle (1) and point
From bottle (2) condenser (4) outward.
6. according to claim 1 eliminating water absorption plant it is characterised in that: also include and described Drexel bottle (1) and separating bottle
(2) the by-pass shunt system connecting, particularly as follows: one (18) inlet channel with described Drexel bottle (1) of three-way connection is connected,
One is connected with drying tube one (19)；Drying tube one (19), filter one (21) and regulating valve one (23) are sequentially connected with；Described point
Connect from the outlet passageway of bottle (2) and drying tube two (20)；Drying tube two (20), filter two (22), regulating valve two (24) and
Flowmeter two (26) is sequentially connected with；Three heads of three-way connection two (28) respectively with regulating valve one (23), flowmeter two (26) and
Flowmeter one (25) connects, and flowmeter one (25) and sampling pump (27) connect.
7. according to claim 1 eliminating water absorption plant it is characterised in that: also include anti-with what described reflux pump (3) connected
Blower pump (14).
8. according to claim 1 eliminating water absorption plant it is characterised in that: also include and determining that described reflux pump (3) connects
Appearance system, particularly as follows: the opening below constant volume bottle (16) entrance and described reflux pump (3) connects；The entering of described constant volume bottle (16)
It is provided with liquid level detecting switch (15) at mouthful.
9. according to claim 8 eliminating water absorption plant it is characterised in that: be provided with stirring at the bottom of bottle of described constant volume bottle (16)
Motor (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410577763.2A CN104353311B (en) | 2014-10-24 | 2014-10-24 | Water removal absorption device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410577763.2A CN104353311B (en) | 2014-10-24 | 2014-10-24 | Water removal absorption device |
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| Publication Number | Publication Date |
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| CN104353311A CN104353311A (en) | 2015-02-18 |
| CN104353311B true CN104353311B (en) | 2017-01-18 |
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ID=52520673
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|---|---|---|---|
| CN201410577763.2A Active CN104353311B (en) | 2014-10-24 | 2014-10-24 | Water removal absorption device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110772939A (en) * | 2019-11-06 | 2020-02-11 | 安徽京诚检测技术有限公司 | Sampling smoke preprocessor for volatile organic compounds in high-temperature high-humidity waste gas |
| CN112000059B (en) * | 2020-08-12 | 2022-03-15 | 国能龙源环保有限公司 | Automatic control system and control method for ammonia online analyzer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009022029A1 (en) * | 2009-05-20 | 2010-11-25 | Linde Ag | Method for assembling cleaning agent circuit during start-up of gas cleaning device, involves producing pressure ratios required for assembling cleaning agent circuit by auxiliary gas related to infeed limit and introduced for gas cleaning |
| CN202289847U (en) * | 2011-09-08 | 2012-07-04 | 宜兴市科创环保有限公司 | Waste gas absorption device |
| CN103257059A (en) * | 2013-01-04 | 2013-08-21 | 哈尔滨工程大学 | Iodine vapor sampling apparatus under high temperature and high humidity environment |
| CN204275725U (en) * | 2014-10-24 | 2015-04-22 | 力合科技（湖南）股份有限公司 | One dewaters absorption plant |
-
2014
- 2014-10-24 CN CN201410577763.2A patent/CN104353311B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009022029A1 (en) * | 2009-05-20 | 2010-11-25 | Linde Ag | Method for assembling cleaning agent circuit during start-up of gas cleaning device, involves producing pressure ratios required for assembling cleaning agent circuit by auxiliary gas related to infeed limit and introduced for gas cleaning |
| CN202289847U (en) * | 2011-09-08 | 2012-07-04 | 宜兴市科创环保有限公司 | Waste gas absorption device |
| CN103257059A (en) * | 2013-01-04 | 2013-08-21 | 哈尔滨工程大学 | Iodine vapor sampling apparatus under high temperature and high humidity environment |
| CN204275725U (en) * | 2014-10-24 | 2015-04-22 | 力合科技（湖南）股份有限公司 | One dewaters absorption plant |
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