CN108096985A - A kind of ultrasonic wave added gas concentration unit and its method of work - Google Patents
A kind of ultrasonic wave added gas concentration unit and its method of work Download PDFInfo
- Publication number
- CN108096985A CN108096985A CN201711335396.5A CN201711335396A CN108096985A CN 108096985 A CN108096985 A CN 108096985A CN 201711335396 A CN201711335396 A CN 201711335396A CN 108096985 A CN108096985 A CN 108096985A
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- gas concentration
- ultrasonic wave
- gas
- adsorbent
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/80—Employing electric, magnetic, electromagnetic or wave energy, or particle radiation
- B01D2259/816—Sonic or ultrasonic vibration
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Gases By Adsorption (AREA)
Abstract
The invention discloses a kind of ultrasonic wave added gas concentration unit and its method of work, which includes ultrasonic wave generating unit, gas concentration case and heating unit.Wherein ultrasonic wave generating unit is fixed on gas concentration box body or is installed on inside gas concentration case, and heating unit is fixed below gas concentration case, and gas concentration case is equipped with air inlet and exhaust outlet, internal filling gas adsorbent.The acoustic pressure driving gas molecule that the device is generated using ultrasonic wave in gas concentration case is adsorbed onto on adsorbent, while the acoustics stream generated using ultrasonic wave reduces the temperature of adsorbent surface, reduces it and goes adsorption capacity.The device can effectively improve adsorption capacity of the existing adsorbent to object gas, improve adsorption efficiency.
Description
Technical field
The present invention relates to applications of ultrasound field more particularly to a kind of ultrasonic wave added gas concentration unit and its method of works.
Background technology
With the development of petrochemical industry, the gas generated during the production of petrochemicals, storage, transport, use
Body species is more and more, is largely poisonous and hazardous in these gases, and being such as discharged directly into air will trigger air dirty
Dye, seriously endangers the safety of life and property of the people, so being priority and difficulty all the time to their control.Mesh
Before, for these polluted gas processing method mainly have condensation absorption method, absorption process, direct combustion method, Production by Catalytic Combustion Process and
Absorption method etc..It wherein condenses absorption method, absorption process and direct combustion method not applying to for light concentration gas, Production by Catalytic Combustion Process cost
Higher, it is current comparative maturity, comprehensive, practicality that absorption method carries out secondary recovery and burning again using adsorbent absorption polluted gas
Method, but absorption method depends on the adsorption capacity of adsorbent, there is significant limitation.
Therefore, one kind can effectively improve adsorbent adsorption capacity, improve the new gas enrichment facility pair of adsorption efficiency
There is extremely important meaning in improving the processing capacity of polluted gas, reducing polluted gas processing cost.
The content of the invention
The technical problems to be solved by the invention are to be directed to the defects of involved in background technology, and it is auxiliary to provide a kind of ultrasound
Gas concentration unit is helped, which drives target gas molecules to increase the mesh of adsorbent to adsorbent surface using ultrasonic wave
Gas sorption ability is marked, improves adsorption efficiency, while acoustics stream can reduce the temperature of adsorbent surface, reduce it and remove adsorption energy
Power greatly improves the total amount of object gas concentration under conditions of simple ultrasonic wave generating unit and heating unit is increased, subtracts
The time of few object gas concentration.
The present invention uses following technical scheme to solve above-mentioned technical problem：
A kind of ultrasonic wave added gas concentration unit, including gas concentration case, ultrasonic wave generating unit and heating unit；
The gas concentration case is equipped with air inlet and exhaust outlet, and internal filled with adsorbent, the adsorbent is used
In being adsorbed or discharged to object gas；
The ultrasonic wave generating unit promotes the gas in gas concentration case to inhale for emitting ultrasonic wave into gas concentration case
Attached dose of adsorbed target gas；
The heating unit concentrates case for heat gas, and the adsorbent in gas concentration case is made to go to adsorb, and discharges target
Gas.
As a kind of further prioritization scheme of ultrasonic wave added gas concentration unit of the present invention, the ultrasonic wave generating unit
It is arranged in the gas concentration case, the direction of the launch is the adsorbent in face gas concentration case.
As a kind of further prioritization scheme of ultrasonic wave added gas concentration unit of the present invention, the ultrasonic wave generating unit
Using single PZT (piezoelectric transducer) or piezoelectric transducer array.
As a kind of further prioritization scheme of ultrasonic wave added gas concentration unit of the present invention, the ultrasonic wave generating unit
Working frequency be 20kHz-1MHz.
As a kind of further prioritization scheme of ultrasonic wave added gas concentration unit of the present invention, the heating of the heating unit
Temperature is at 20 DEG C -500 DEG C.
The invention also discloses a kind of method of works of the ultrasonic wave added gas concentration unit, which is characterized in that including with
Lower step：
Step 1）, gas concentration case air inlet is opened, the air containing low concentration intentional gas is filled with, is then shut off gas concentration
The air inlet and exhaust outlet of case；
Step 2）, opening ultrasonic wave generating unit makes it send ultrasonic wave, and ultrasonic wave drives target gas molecules to gas absorption
On agent surface, increase adsorbent to object gas adsorption capacity, improve the adsorption efficiency of adsorbent；It is in addition, ultrasonic
The acoustics stream that ripple generates reduces the temperature on adsorbent surface, and reduce adsorbent goes adsorption capacity；
Step 3）, after waiting default time threshold t, gas concentration case exhaust outlet is opened, using air-extractor to gas concentration
After air in case is extracted out, the exhaust outlet of gas concentration case is closed；
Step 4）, open heating unit heats gas concentration case so that the adsorbent of gas concentration case goes to adsorb, and releases
Object gas；
Step 5）, gas concentration case exhaust outlet is opened, object gas is extracted using air-extractor and is stored.
The operation principle of the present invention is:
First, apply driving voltage on the ultrasonic wave generating unit, ultrasonic wave is generated in gas concentration case, ultrasonic wave drives
Moving-target gas molecule improves adsorption efficiency, while sound to the object gas adsorption capacity on adsorbent surface, increasing adsorbent
The temperature of adsorbent surface can be reduced by learning stream, reduced it and gone adsorption capacity.
The present invention compared with prior art, has following technique effect using above technical scheme：
Structure is simple and easy to implement for apparatus of the present invention, good reliability, under conditions of a small amount of cost is only increased, greatly improves concentration mesh
Gas gross is marked, shortens concentration time.
Description of the drawings
Fig. 1 is the structure diagram of the present invention.
In figure, 1- ultrasonic wave generating units, 2- gas concentration casees, 3- heating units, 4- air inlets, 5- exhaust outlets, 6- gas
Body adsorbent.
Specific embodiment
Technical scheme is described in further detail below in conjunction with the accompanying drawings：
The present invention can be embodied in many different forms, and should not be assumed that be limited to the embodiments described herein.On the contrary, it provides
These embodiments will give full expression to the scope of the present invention to make the disclosure thoroughly and complete to those skilled in the art.
In the accompanying drawings, for the sake of clarity it is exaggerated component.
As shown in Figure 1, the invention discloses a kind of ultrasonic wave added gas concentration unit, including gas concentration case, ultrasonic wave
Generating unit and heating unit；Gas concentration case is equipped with air inlet and exhaust outlet, and internal filled with adsorbent, gas is inhaled
Attached dose is used to that object gas to be adsorbed or discharged；Ultrasonic wave generating unit is used to emit ultrasound into gas concentration case
Ripple promotes the adsorbent adsorbed target gas in gas concentration case；Heating unit concentrates case for heat gas, makes gas
Adsorbent in concentration case goes to adsorb, and discharges object gas.
Ultrasonic wave generating unit is arranged in gas concentration case, and the direction of the launch is the gas absorption in face gas concentration case
Agent.
Ultrasonic wave generating unit can use single PZT (piezoelectric transducer) or piezoelectric transducer array, working frequency 20kHz-
1MHz。
The heating temperature of heating unit is at 20 DEG C -500 DEG C.
The invention also discloses a kind of method of works of the ultrasonic wave added gas concentration unit, which is characterized in that including with
Lower step：
Step 1）, gas concentration case air inlet is opened, the air containing low concentration intentional gas is filled with, is then shut off gas concentration
The air inlet and exhaust outlet of case；
Step 2）, opening ultrasonic wave generating unit makes it send ultrasonic wave, and ultrasonic wave drives target gas molecules to gas absorption
On agent surface, increase adsorbent to object gas adsorption capacity, improve the adsorption efficiency of adsorbent；It is in addition, ultrasonic
The acoustics stream that ripple generates reduces the temperature on adsorbent surface, and reduce adsorbent goes adsorption capacity；
Step 3）, after waiting default time threshold t, gas concentration case exhaust outlet is opened, using air-extractor to gas concentration
After air in case is extracted out, the exhaust outlet of gas concentration case is closed；
Step 4）, open heating unit heats gas concentration case so that the adsorbent of gas concentration case goes to adsorb, and releases
Object gas；
Step 5）, gas concentration case exhaust outlet is opened, object gas is extracted using air-extractor and is stored.
Wherein, t is to reach the optimal adsorption effect required time by experiment test adsorbent, in order to enable effect is most
Good, adsorbent surface keeps smooth as far as possible, and causes adsorbent surface in acoustic pressure most strength or acoustics stream most strength.
Gas concentration case air inlet is opened, the air 100g containing 2%VOC gases is filled with, is then shut off air inlet；It opens
Supersonic generation unit sends the ultrasonic wave that frequency is 40kHz, and VOC gas Molecular Adsorption is driven to adsorbent using ultrasonic wave,
Generating acoustics stream using ultrasonic wave simultaneously reduces the temperature of adsorbent surface, reduces it and goes adsorption capacity；After five minutes, gas is opened
Body concentrates case exhaust outlet, empties the air adsorbed；Heating unit heats are opened to 100 DEG C, adsorbent is made to go to adsorb；
The purer VOC gas of 1.5g can be extracted.When not using ultrasonic wave added, it is empty that the 100g containing 2%VOC gases is filled under similarity condition
Gas, purer VOC gas are only 0.5g after being concentrated, and using ultrasonic wave added method gas concentration efficiency are made to improve 200%.
Those skilled in the art of the present technique are it is understood that unless otherwise defined, all terms used herein（Including skill
Art term and scientific terminology）With the identical meaning of the general understanding with the those of ordinary skill in fields of the present invention.Also
It should be understood that those terms such as defined in the general dictionary should be understood that with in the context of the prior art
The consistent meaning of meaning, and unless defined as here, will not be explained with the meaning of idealization or overly formal.
Above-described specific embodiment has carried out the purpose of the present invention, technical solution and advantageous effect further
It is described in detail, it should be understood that the foregoing is merely the specific embodiments of the present invention, is not limited to this hair
Bright, within the spirit and principles of the invention, any modification, equivalent substitution, improvement and etc. done should be included in the present invention
Protection domain within.
Claims (6)
1. a kind of ultrasonic wave added gas concentration unit, which is characterized in that including gas concentration case, ultrasonic wave generating unit and heating
Unit；
The gas concentration case is equipped with air inlet and exhaust outlet, and internal filled with adsorbent, the adsorbent is used
In being adsorbed or discharged to object gas；
The ultrasonic wave generating unit promotes the gas in gas concentration case to inhale for emitting ultrasonic wave into gas concentration case
Attached dose of adsorbed target gas；
The heating unit concentrates case for heat gas, and the adsorbent in gas concentration case is made to go to adsorb, and discharges target
Gas.
2. the ultrasonic wave added gas concentration unit according to right wants 1, which is characterized in that the ultrasonic wave generating unit is set
In the gas concentration case, the direction of the launch is the adsorbent in face gas concentration case.
3. ultrasonic wave added gas concentration unit according to claim 1, which is characterized in that the ultrasonic wave generating unit is adopted
With single PZT (piezoelectric transducer) or piezoelectric transducer array.
4. ultrasonic wave added gas concentration unit according to claim 1, which is characterized in that the ultrasonic wave generating unit
Working frequency is 20kHz-1MHz.
5. ultrasonic wave added gas concentration unit according to claim 1, which is characterized in that the heating temperature of the heating unit
Degree is at 20 DEG C -500 DEG C.
6. the method for work based on ultrasonic wave added gas concentration unit described in claim 1, which is characterized in that including following step
Suddenly：
Step 1）, gas concentration case air inlet is opened, the air containing low concentration intentional gas is filled with, is then shut off gas concentration
The air inlet and exhaust outlet of case；
Step 2）, opening ultrasonic wave generating unit makes it send ultrasonic wave, and ultrasonic wave drives target gas molecules to gas absorption
On agent surface, increase adsorbent to object gas adsorption capacity, improve the adsorption efficiency of adsorbent；It is in addition, ultrasonic
The acoustics stream that ripple generates reduces the temperature on adsorbent surface, and reduce adsorbent goes adsorption capacity；
Step 3）, after waiting default time threshold t, gas concentration case exhaust outlet is opened, using air-extractor to gas concentration
After air in case is extracted out, the exhaust outlet of gas concentration case is closed；
Step 4）, open heating unit heats gas concentration case so that the adsorbent of gas concentration case goes to adsorb, and releases
Object gas；
Step 5）, gas concentration case exhaust outlet is opened, object gas is extracted using air-extractor and is stored.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711335396.5A CN108096985A (en) | 2017-12-14 | 2017-12-14 | A kind of ultrasonic wave added gas concentration unit and its method of work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711335396.5A CN108096985A (en) | 2017-12-14 | 2017-12-14 | A kind of ultrasonic wave added gas concentration unit and its method of work |
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| Publication Number | Publication Date |
|---|---|
| CN108096985A true CN108096985A (en) | 2018-06-01 |
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| CN201711335396.5A Pending CN108096985A (en) | 2017-12-14 | 2017-12-14 | A kind of ultrasonic wave added gas concentration unit and its method of work |
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Citations (6)
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| CN204337974U (en) * | 2014-12-25 | 2015-05-20 | 北京从实和德环保科技有限公司 | A kind of charcoal absorption desorption waste gas purification apparatus |
| CN105854512A (en) * | 2016-06-13 | 2016-08-17 | 何莉 | Activated carbon fiber adsorption device |
| CN105891416A (en) * | 2016-03-31 | 2016-08-24 | 南京航空航天大学 | Ultrasonic assisting high-sensitivity detection system for pollutants in fluid and working method of ultrasonic assisting high-sensitivity detection system |
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2017
- 2017-12-14 CN CN201711335396.5A patent/CN108096985A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150078964A1 (en) * | 2012-04-10 | 2015-03-19 | Enverid Systems, Inc. | Volatile organic compound remover assembly |
| CN203425680U (en) * | 2013-07-25 | 2014-02-12 | 昆明理工大学 | Device for recycling alcohol from waste gases through activated carbon adsorption and microwave desorption |
| CN103920362A (en) * | 2014-04-22 | 2014-07-16 | 常州友达环保科技有限公司 | Exhaust gas treatment device and method by virtue of online desorption and degradation |
| CN204337974U (en) * | 2014-12-25 | 2015-05-20 | 北京从实和德环保科技有限公司 | A kind of charcoal absorption desorption waste gas purification apparatus |
| CN105891416A (en) * | 2016-03-31 | 2016-08-24 | 南京航空航天大学 | Ultrasonic assisting high-sensitivity detection system for pollutants in fluid and working method of ultrasonic assisting high-sensitivity detection system |
| CN105854512A (en) * | 2016-06-13 | 2016-08-17 | 何莉 | Activated carbon fiber adsorption device |
Non-Patent Citations (1)
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| 杨晓惠等: "《固液分离原理与工业水处理装置》", 31 October 2015 * |
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Application publication date: 20180601 |
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