CN102311310B - Device for ultrasonic atomization and concentration of ethanol and method for concentrating ethanol - Google Patents
Device for ultrasonic atomization and concentration of ethanol and method for concentrating ethanol Download PDFInfo
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- CN102311310B CN102311310B CN201010222451.1A CN201010222451A CN102311310B CN 102311310 B CN102311310 B CN 102311310B CN 201010222451 A CN201010222451 A CN 201010222451A CN 102311310 B CN102311310 B CN 102311310B
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Abstract
The invention discloses a device for ultrasonic atomization and concentration of ethanol and a method for concentrating ethanol. The device comprises an ultrasonic atomization tank with an ultrasonic atomizer, a concentrator and a collector, wherein the concentrator consists of a cylinder and a piston reciprocating in the cylinder; a treatment tank is formed between the cylinder and the piston; a material inlet and a material outlet are formed before a piston front dead point of the treatment tank; the material inlet of the treatment tank is provided with a material inflow one-way valve; the material outlet of the treatment tank is provided with a material outflow one-way valve; the material inlet of the treatment tank is communicated with an atomized matter export of the ultrasonic atomization tank; and the material outlet of the treatment tank is communicated with the inlet of the collector. In the method for concentrating the ethanol, the device is adopted. Compared with the prior art, the invention has the advantages of high recovery efficiency of the ultrasonically atomized matter, simple device and the like.
Description
Technical field
The present invention relates to a kind of apparatus and method of concentrating ethanol through ultrasonic atomization, particularly a kind of method that reclaims ultrasonic generation spray.
Background technology
The advantages such as that biomass have is renewable, output large, can store, carbon cycle.The exploitation biomass energy is a kind of effective way that solves the fossil energy crisis.Bio-ethanol is a kind of biomass energy that receives more concern.Utilize the cellulose wastes producd fibers ethanol of agriculture, forestry, there is good Research Prospects.Biomass are converted into glucose through steps such as pre-treatment, then obtain ethanol through the microorganism fermentation.Biomass can be divided into saccharine material, starchy material and cellulosic material substantially.The technology that saccharine material, starchy material are produced fuel alcohol is very ripe.Brazil is main with sugarcane direct production fuel alcohol, and the annual output with the Maize Production fuel alcohol of the U.S. is also very large.But in general, it is obviously unpractical relying on molasses, foodstuff starch raw material to solve the very large fuel problem of consumption, particularly for population pressure, larger countries and regions are all the more so.U.S.'s " industrial enzymology " is thought: " if ethanol industry will be survived, just must utilize lignocellulose production ".Utilize glucose direct fermentation to prepare the technique that ethanol is a comparative maturity of grain fermentation industry, and prepare in ethanol process at cellulose fermentation, apply mechanically this technique and make cellulose fermentation ethanol fail so far to walk out the Technological Economy pass.The main process that cellulose fermentation prepares ethanol comprises the steps such as pre-treatment, hydrolysis, fermentation, concentrate, has the deficiencies such as Production Flow Chart is long, energy consumption is high, waste water is many, affects the economy of industrial application.
The general concentration of ethanolic soln in the fermented liquid that the microorganism fermentation directly obtains is lower, expect utilization, just must be through concentrate.The simplest, most widely used concentration method is distillation, but in the ethanol volumetric concentration lower than 15% the time, adopt the method energy consumption of distillation large, less economical.In addition, the method for concentrate also has the methods such as Adsorption Concentration, infiltration concentrate, and all there are the deficiencies such as concentrate efficiency is low, less economical in these methods.
Ultrasonic concentrate is the ethanol concentration method of the novelty of this area appearance.Ethanol has the too high physical property of surface concn, and ultrasonic concentration has utilized this character of ethanol just.Ultrasonic concentration unit consists of ultrasonic oscillator, gas blower, several parts of condensate recycling device usually.Because the latent heat of the energy Ratios ethanolic soln to be concentrated that flows to vibrator is much smaller, the more energy of the comparable distillation and concentration method of ultrasonic concentration method saving.The droplet that ultrasonic atomizatio produces is very small, adopts general condensation method or method of trapping, is difficult to effectively spray is condensed into the ethanolic soln of standard state.JP2005066554 has proposed the method for several aggegation spray, comprising: volume, cooling aggegation, the recovery unit that strengthens recovery unit is airtight, spray-absorption, to spray, force blowing to stir, baffle plate is set, the spray vibrator is set, these methods can be used in conjunction with, and improve the aggegation efficiency to spray.This recovery system equipment complexity.In the ultrasonic concentration unit of ethanol, the effect of blast apparatus generally is to provide to gas (being generally air) circulation power, especially makes the spray of ultrasonic generation arrive in trap with air-flow.For example in JP2005066526, JP2005066553, JP2005066554, CN200810011464.7, the example with the ultrasonic technique of blast apparatus is arranged.Adopt in the ultrasonic concentration unit of blast apparatus, the dynamic efficiency of blast apparatus is lower, and energy consumption is relatively high, need to supplement proper amount of gas simultaneously, nebulizer gas pressure and speed are also had to potential requirement, for example, for common coil tube type condensing trapping device, the prolong of coiling has caused suitable resistance to gas mobile, the gas of carrying spray secretly is passed through smoothly, blast apparatus must offer the pressure of gas higher than particular value, yet the excessive gas velocity of air pressure is crossed conference, greatly shortened the residence time of spray in catching apparatus, be unfavorable for that it is trapped smoothly, cohesion, the spray of collection at large again along with air-flow in whole loop constantly circulation until in certain circulation by aggegation, many transmission energy have been consumed again in this process, therefore need further to improve and take the economy of the ultrasonic concentration unit that air blast is power.
Summary of the invention
The invention provides a kind of method of device and concentrated ethanol of concentrating ethanol through ultrasonic atomization, the spray organic efficiency that the present invention has after ultrasonic atomizatio is high, installs the advantages such as simple.
The device of concentrating ethanol through ultrasonic atomization of the present invention, comprise the ultrasonic atomizatio tank that is provided with ultrasonic atomizer, thickener and collector, wherein thickener comprises cylindrical shell and reciprocating piston formation in cylindrical shell, form treatment tank between cylindrical shell and piston, material inlet and material outlet are set before dead-centre position before the piston for the treatment of tank, the material inlet for the treatment of tank arranges material and flows into check valve, the material outlet for the treatment of tank arranges material and flows out check valve, the material inlet for the treatment of tank communicates with the spray export mouth of ultrasonic atomizatio tank, the material outlet for the treatment of tank communicates with the collector entrance.
In apparatus of the present invention, ultrasonic atomizer and ultrasonic atomizatio tank can adopt the device of this area routine.Be provided with vibrator in ultrasonic atomizer, for making ethanolic soln ultrasonic atomizatio to be concentrated.The ultrasonic atomizatio tank is provided with the entrance of ethanolic soln to be concentrated, also is provided with the discharge outlet of Diluted Alcohol solution, and gas introduction port and spray export mouth.
In apparatus of the present invention, material inlet arranges material and flows into check valve and material outlet and material is set to flow out check valve be the mechanical type check valve, and the pressure change during by reciprocating motion of the pistons is controlled the opening and closing of check valve automatically.Described two check valves also can adopt solenoid electric valve, are pressed the opening and closing of the corresponding control check valve of reciprocating motion of the pistons by controller.
In apparatus of the present invention, the cylindrical shell of thickener can be various suitable shape, as cylindrical drum or prism cylinder, preferably the former, the shape of piston is corresponding with the cross-sectional shape of cylindrical shell.Thickener can arrange one, also can be set up in parallel several.
In apparatus of the present invention, the container that collector is conventional structure, filler is equipped with on the best top of collector, and further spray is reclaimed in trapping.Filler can adopt the filler of this area routine, and the height of filler generally should not be less than 300mm.Also spray equipment can be set in collector, to increase the recovering effect of spray.
The method of the concentrated ethanol of the present invention, adopt single-stage concentrated or multistage concentrated, and wherein at least one-level concentrates and adopts the above-mentioned ultrasonic atomizatio concentrating unit of the present invention.The raw material of ethanolic soln be any fermenting process obtain containing ethanolic soln, or other commercial run obtain containing ethanolic soln.The frequency of ultrasonic oscillator is 1～10MHz.
Compared with prior art, the present invention has cancelled in the ultrasonic extracting and concentrating technology of usually ethanol as the blowing device that shifts the spray power resources, adopt piston motion to produce negative pressure, in spray sucker cylindrical shell, again by the piston reverses direction pressurization of moving, make spray be aggregated into ethanolic soln, and enter holding tank.Holding tank top is connected with packing tower, and packing tower can absorb a small amount of spray of not condensing, and absorption liquid flows down through the tower wall again, and residual titration is in holding tank.
The spray organic efficiency that apparatus of the present invention and method have after ultrasonic atomizatio is high, and device is simple, the advantages such as good economy performance.The device midway trapped with respect to the air blast circulation, adopt piston pressurization capturing device of the present invention to measure the power that spray applies larger its aggegation of promotion to unit, therefore, the spray aggegation is effective, organic efficiency is high, avoided recirculation to carry the power consumption of spray, conserve energy simultaneously.In the present invention, the effect that spray is processed in the compression aggegation has not only been played in piston motion, and it also provides transmission power simultaneously, and this power comprises and spray sucked to treatment tank and aggegation hydraulic pressure is gone out to treatment tank and then be pressed into the power of holding tank.And other devices, process power often discrete with transmission power, the ultrasonic concentration unit of blasting condensation of still take is example, it transmits power and is provided by blast apparatus, it processes power is but the temperature difference that heat-eliminating medium offers spray, cooling apparatus cost and cooling operation cost that this has just introduced the cost of heat-eliminating medium and has lowered the temperature for heat-eliminating medium.Therefore, apparatus of the present invention are simple in structure, good economy performance.
The accompanying drawing explanation
Fig. 1 is device schematic diagram of the present invention.
1, the import of ethanolic soln to be concentrated; 2, ultrasonic atomizatio tank; 3, vibrator; 4, the discharge outlet of Diluted Alcohol solution; 5, spray export mouth; 6, spray introducing port; 7, gas introduction port check valve; 8, breather cheek valve; 9, treatment tank; 10, piston; 11, exhaust check valve; 13, concentrated ethanolic soln export mouth; 14, concentrated ethanolic soln introducing port; 15, holding tank; 16, tensimeter; 17, packing tower; 18, product discharge outlet.
Embodiment
Below in conjunction with accompanying drawing, illustrate a kind of detailed formation and working method of apparatus of the present invention.
As shown in Figure 1, the thickener of apparatus of the present invention comprises: treatment tank 9, piston 10, breather cheek valve 8, exhaust check valve 11.When piston 10 moves upward, breather cheek valve 8 is opened, and exhaust check valve 11 is closed, and the spray in ultrasonic atomizatio tank 2 enters treatment tank 9; When piston moves downward, breather cheek valve 8 is closed, and the spray in treatment tank 9 compresses and liquefies, and holding tank is opened and entered to exhaust check valve 11.Breather cheek valve and exhaust check valve are used spring controlled mechanical type check valve, and the force value of opening of check valve can be specifically definite as required.
The method of concentrated ethanol of the present invention, adopt the device of above-mentioned concentrating ethanol through ultrasonic atomization.At first can utilize pump that ethanolic soln to be concentrated is squeezed in ultrasonic atomizatio tank 2 by import 1, arrive certain liquid level (vibrator must be immersed in solution), start vibrator 3, start ultrasonic atomizatio.Through certain hour, the spray of generation reaches finite concentration on atomization tank top, opens the valve at spray export mouth 5 places, and the spray export mouth just is communicated with spray introducing port 6 like this.Piston 10 in treatment tank 9 moves upward, and produces negative pressure in treatment tank, and when in tank, pressure is lower than the pressure of the gas at introducing port 6 places, breather cheek valve 8 is opened, and spray is inhaled in treatment tank.After piston arrives after stop, move downward, spray in treatment tank is compressed, sniff valve cuts out because of the effect that is subject to elevated pressures, and when the pressure in treatment tank is greater than the spring force sum of the pressure at export mouth 13 places and exhaust check valve 8, exhaust check valve is backed down, the concentrated ethanolic soln of compressed gathering is discharged through export mouth 13, under the effect of pressure and potential difference, concentrated ethanolic soln enters in holding tank 15 through introducing port 14, and assembles in the holding tank bottom.There is a small amount of not solidifying spray on holding tank top, enters in packing tower 17, is adsorbed on filler, arrives after a certain amount of and slides from inwall or the filler of packing tower, comes back in holding tank, and drops onto the bottom of holding tank.After hoarding ethanol in holding tank and arriving certain liquid level, through the product discharge outlet of holding tank bottom, discharge.
Claims (7)
1. the method for a concentrated ethanol, adopt single-stage concentrated or multistage concentrated, wherein has the concentrated device that adopts following concentrating ethanol through ultrasonic atomization of one-level at least, the device of concentrating ethanol through ultrasonic atomization comprises the ultrasonic atomizatio tank that is provided with ultrasonic atomizer, thickener and collector, wherein thickener comprises cylindrical shell and reciprocating piston formation in cylindrical shell, form treatment tank between cylindrical shell and piston, material inlet and material outlet are set before dead-centre position before the piston for the treatment of tank, the material inlet for the treatment of tank arranges material and flows into check valve, the material outlet for the treatment of tank arranges material and flows out check valve, the material inlet for the treatment of tank communicates with the spray export mouth of ultrasonic atomizatio tank, the material outlet for the treatment of tank communicates with the collector entrance.
2. it is characterized in that in accordance with the method for claim 1: the ultrasonic atomizatio tank is provided with the entrance of ethanolic soln to be concentrated, discharge outlet, gas introduction port and the spray export mouth of Diluted Alcohol solution.
3. in accordance with the method for claim 1, it is characterized in that: material flows into check valve and material outflow check valve is the mechanical type check valve, and the pressure change during by reciprocating motion of the pistons is controlled the opening and closing of check valve automatically.
4. in accordance with the method for claim 1, it is characterized in that: material flows into check valve and material outflow check valve is solenoid electric valve, the opening and closing of being pressed the corresponding control check valve of reciprocating motion of the pistons by controller.
5. in accordance with the method for claim 1, it is characterized in that: the cylindrical shell of thickener is cylindrical drum or prism cylinder, and the shape of piston is corresponding with the cross-sectional shape of cylindrical shell.
6. according to the described method of claim 1 or 5, it is characterized in that: thickener arranges one, or is set up in parallel several.
7. in accordance with the method for claim 1, it is characterized in that: filler is equipped with on collector top, and the height of filler is no less than 300mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010222451.1A CN102311310B (en) | 2010-07-07 | 2010-07-07 | Device for ultrasonic atomization and concentration of ethanol and method for concentrating ethanol |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010222451.1A CN102311310B (en) | 2010-07-07 | 2010-07-07 | Device for ultrasonic atomization and concentration of ethanol and method for concentrating ethanol |
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| CN102311310A CN102311310A (en) | 2012-01-11 |
| CN102311310B true CN102311310B (en) | 2014-01-01 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050016380A1 (en) * | 2003-07-25 | 2005-01-27 | Kazuo Matsuura | Ultrasonic solution separator |
| US20070193874A1 (en) * | 2006-02-14 | 2007-08-23 | Adiga Kayyani C | Method and device for improved fermentation process |
| US20080000842A1 (en) * | 2004-12-28 | 2008-01-03 | Kazuo Matsuura | Ultrasonic Solution Separating Method and Ultrasonic Separating Apparatus Used In Such Method |
| CN101580794A (en) * | 2008-05-14 | 2009-11-18 | 中国石油化工股份有限公司 | Biomass fermentation-separation coupling device and ethanol preparation method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009202066A (en) * | 2008-02-27 | 2009-09-10 | Honda Electronic Co Ltd | Ultrasonic alcohol separation device |
| JP5415030B2 (en) * | 2008-07-03 | 2014-02-12 | 株式会社タクマ | Ethanol concentration method and heat utilization system |
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2010
- 2010-07-07 CN CN201010222451.1A patent/CN102311310B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050016380A1 (en) * | 2003-07-25 | 2005-01-27 | Kazuo Matsuura | Ultrasonic solution separator |
| US20080000842A1 (en) * | 2004-12-28 | 2008-01-03 | Kazuo Matsuura | Ultrasonic Solution Separating Method and Ultrasonic Separating Apparatus Used In Such Method |
| US20070193874A1 (en) * | 2006-02-14 | 2007-08-23 | Adiga Kayyani C | Method and device for improved fermentation process |
| CN101580794A (en) * | 2008-05-14 | 2009-11-18 | 中国石油化工股份有限公司 | Biomass fermentation-separation coupling device and ethanol preparation method |
Non-Patent Citations (1)
| Title |
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| 方贵银.往复活塞式压缩机的工作原理.《制冷空调设备维修手册》.中国电力出版社,2005, * |
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