CN102093905A - Method for extracting wood tar from ecological oil - Google Patents
Method for extracting wood tar from ecological oil Download PDFInfo
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- CN102093905A CN102093905A CN2010102146546A CN201010214654A CN102093905A CN 102093905 A CN102093905 A CN 102093905A CN 2010102146546 A CN2010102146546 A CN 2010102146546A CN 201010214654 A CN201010214654 A CN 201010214654A CN 102093905 A CN102093905 A CN 102093905A
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Abstract
The invention discloses a method for extracting wood tar from ecological oil. The method comprises the following steps of: (1) adding water into the ecological oil to form a mixed solution; (2) stirring the mixed solution obtained in the step (1) to delaminate the mixed solution into an oil phase and a liquid phase; (3) extracting the oil phase and the liquid phase obtained in the step (2) respectively; and (4) centrifugally separating the liquid phase obtained in the step (3) and extracting the oil phase left in the liquid phase. The ecological oil is taken as an extraction stock solution, the mixed solution formed by adding water into the ecological oil is stirred to be delaminated into the liquid phase and the oil phase, the liquid phase and the oil phase are extracted separately, and the oil phase left in the liquid phase is further separated in a centrifugal separation way, so that separation of wood tar from the ecological oil can be realized within certain hours, the conventional way of separating wood tar from carbon producing flue gas is changed, collecting period is short, collecting amount is large, pollution is low, and scale application of wood tar is realized.
Description
Technical field
The present invention relates to a kind of wood tar oil extracting method, more particularly, the present invention relates to a kind of method of utilizing ecological oil extraction wood tar oil.
Background technology
Wood tar oil is a kind of hydrocarbon-containifirst, acids, the higher organic compound of phenols, belongs to high temperature material, can be anti-up to 280 temperature of spending, have the characteristic of waterproof, and be anticorrosion resistant to elevated temperatures excellent materials.Products such as creosote, anti-poly-agent, floatation frother, wood pitch be can obtain after its processing, medicine, synthetic rubber, metallurgy, shipbuilding and paint industry are used for more.It helps the effect of growth and splendid insecticidal effect to plant, thereby also regulates growth hormone as chemical and medicine industry raw material and plant nutrition.
The mode of traditional mode of production wood tar oil is by the xylophyta high-temperature gasification is decomposed.As the disclosed a kind of production technique that can extract wood tar oil in charcoal making processes of Chinese patent application 200810015745.X, it comprises the steps: A, raw material screening, through centrifugal screening, eliminates bark, branch and other coarse foreign material; B, wood chip, sawdust after the steps A screening are sent into drying system, dry through 250 celsius temperatures, the water content of gained wood chip, sawdust can not surpass 10%; C, wood chip, the sawdust of step B gained carried out the work in-process forming process, before the machine-shaping rod, the Heating temperature in the system rod forming machine will guarantee to be not less than 180 degrees centigrade; D, step C gained work in-process are piled up, dried, wait for the shove charge charing; E, with the step D gained work in-process gasification decomposing furnace of packing into, when temperature in the stove rose to 200 degrees centigrade, xylogen was fully separated out release, produce a certain amount of wood tar oil, along with temperature constantly promotes, by exhaust and release pipeline, wood tar oil is converted into liquid state, collects.
The flue dust that Chinese patent application 200910179498.1 discloses in a kind of process of making charcoal by using straws reclaims and " wood vinegar ", " wood tar oil " extractive technique, this technology comprises recovery and " wood vinegar " of flue dust, the extraction of " wood tar oil ", its process is: in the exit of carbonizing kiln, an if chimney, this chimney is a sandwich-type, fill in the interlayer with water coolant, and establish an atomized water spray thrower at the chimney highest point, flue dust in the carbonization process drenched to be reclaimed by funnel be " wood vinegar ", " wood tar oil " stoste, per 1 ton of stalk can use for 2 mu of ground, can the insect protected sterilization because of containing tar in this fertilizer, the grain of producing does not have fertilizer and pesticide with planting, from making charcoal by using straws, cooking warms oneself to tills the land without any pollution is real energy-conserving and environment-protective project.
Chinese patent application 200910300364.0 discloses a kind of method and device that utilizes charcoal processing waste gas to gather separating, purifying and cleaning environmental protection new forms of energy.Its method is to make the charcoal processing flue gas successively by waste heat boiler, wood vinegar tripping device and two-stage wood tar oil tripping device, and the wood vinegar in the charcoal processing flue gas is separated with wood tar oil, obtains purified combustible gas.Its device comprises waste heat boiler, wood vinegar tripping device, one-level wood tar oil tripping device, secondary wood tar oil tripping device, blower fan and the water seal that connects successively through pipeline, and waste heat boiler is provided with gas approach, and water seal is provided with pure combustible gas import.This scheme be useless flue gas that the charcoal processing process is produced by being used for generating after purifying, extract wood vinegar in the useless flue gas and wood tar oil raw material simultaneously as other industry, be the systems engineering of an energy cycle industrial chain, energy efficient.
Chinese patent 200920300500.1 discloses the another kind of device that separates wood tar oil from the charcoal processing flue gas.It comprises support, and support is provided with body of heater, and upper of furnace body is provided with the charcoal processing exhanst gas outlet, and bottom of furnace body is provided with the conelet tube, and the conelet tube is connected with the auger tube, and the auger tube bottom is provided with wood tar oil and collects mouth, and auger tube side is provided with the charcoal processing smoke inlet; Be provided with strainer in the body of heater.It can be with the generating of charcoal processing flue gas purified combustible gas is provided, and simultaneously wood tar oil is separated from the charcoal processing flue gas, as the raw materials for production of other industry, reduces topsoil, save energy.
Above-mentioned technology all adopts the charcoal processing flue gas to separate wood tar oil, and length consuming time yields poorly, and pollutes big.
Summary of the invention
At the shortcoming of prior art, the purpose of this invention is to provide and a kind ofly utilize ecological oil to extract the device of wood tar oil, with the length consuming time that solves prior art, yield poorly, heavy-polluted problem.
In order to realize the purpose of the invention described above, the invention provides a kind of method of utilizing ecological oil extraction wood tar oil, it comprises the steps:
(1) in ecological oil, adds entry, form mixing solutions;
(2) mixing solutions that forms in the whipping step (1) makes mixing solutions be layered as oil phase and liquid phase;
(3) oil phase and the liquid phase in the difference extraction step (2);
(4) liquid phase in the step (3) is carried out centrifugation, extract residual oil phase in the liquid phase.
The stirring of above-mentioned steps (2) is specifically by using motor-driven agitating vane to stir.
Because the mixing solutions that forms is thickness comparatively, in order to reduce viscosity, stirs smoothly, above-mentioned steps also comprises the step that heats mixing solutions in (2).
Above-mentioned heating steps specifically heats by electric heating tube.
Electric heating tube in the above-mentioned heating steps can place the mixing solutions direct heating, also can place the container of splendid attire mixing solutions to heat by baking outward.
In the method for the present invention, the centrifugation in the step (4) is specifically by using the high speed centrifugation tripping device to carry out.
Method of the present invention also comprises step (5): the oil phase that extracts in storing step (3) and the step (4).
For the ease of storage and conveying, need to reduce the viscosity of oil phase, therefore in the method for the present invention, step (5) also comprises: the oil phase that heating is stored.
Above-mentioned heat-processed specifically heats by electric heating tube.
In order to reach the purpose of rapid heating, above-mentioned electric heating tube can directly place the oil phase of being stored to heat.
Compared with prior art; the present invention adopts ecology oil for extracting stoste, adds the mixing solutions that forms behind the water by stirring ecological oil, makes mixing solutions be layered as liquid phase and oil phase and extraction respectively; further separate oil phase remaining in the liquid phase by the mode of centrifugation then; only need several hrs, just can realize having changed the traditional way that relies on charcoal processing flue gas separation wood tar oil from ecological oily to product separation; the collection cycle is short; collecting amount is big, pollutes for a short time, and the mass-producing that is beneficial to wood tar oil is used.
The present invention is described in further detail below in conjunction with accompanying drawing.
Description of drawings
Fig. 1 is the schematic flow sheet of the inventive method.
Embodiment
As shown in Figure 1, method of the present invention comprises the steps:
(1) in ecological oil, adds entry, form mixing solutions;
(2) by placing the electric heater for heating mixing solutions of mixing solutions, to reduce the viscosity of mixing solutions; Mixing solutions by forming in the motor-driven agitating vane whipping step (1) makes mixing solutions be layered as oil phase and liquid phase then;
(3) oil phase and the liquid phase in the difference extraction step (2);
(4) by the high speed centrifugation tripping device liquid phase in step (3) extraction is carried out centrifugation, further extract oil phase residual in the liquid phase.
(5) oil phase that extracts in storing step (3) and the step (4), and the electric heating tube of storing oil phase by placing heats.
As shown in Figure 2, adopt the device of the inventive method to comprise: first oily-water seperating equipment 1, oil phase storing device 2, second oily-water seperating equipment 3, extracting solution storing device 4, ecological oily storing device 5, pumping plant 601, oil rig 602.
Wherein, first oily-water seperating equipment 1 has opening for feed, water-in, liquid outlet, oil outlet.It comprises that whipping appts 101 as motor-driven agitating vane and device for quickly elevating temperature 102 are as electric heating tube.Connecting water-in has an inlet channel, and this inlet channel is provided with pumping plant 601 as impeller pump.
Ecological oily storing device 5 is connected with oil rig 602 as toothed gear pump or other high-viscosity pump by the opening for feed of pipe connection first oily-water seperating equipment 1 on this pipeline.Oil phase storing device 2 is connected with oil rig 602 as toothed gear pump or other high-viscosity pump by the oil outlet of pipe connection first oily-water seperating equipment on this pipeline.
Oil phase storing device 2 is connected with oil rig 602 as toothed gear pump or other high-viscosity pump by the oil outlet of pipe connection first oily-water seperating equipment 1 on this pipeline, also be equipped with device for quickly elevating temperature 102 in the oil phase storing device 2 as electric heating tube.
Second oily-water seperating equipment 3 is connected with pumping plant 601 as impeller pump as the liquid outlet of high speed centrifugation tripping device by pipe connection first oily-water seperating equipment 1 on this pipeline.The oil outlet of second oily-water seperating equipment 3 is connected with oil rig 602 as toothed gear pump or other high-viscosity pump by pipe connection oil phase storing device 2 on this pipeline.
Extracting solution storing device 4 passes through pipe connection second oily-water seperating equipment 3 as the high speed centrifugation tripping device.
The working process of this device is: the ecological oil in the ecological oily storing device 5 enters in first oily-water seperating equipment 1 as toothed gear pump by oil rig 602, in first oily-water seperating equipment 1, add a certain amount of water by the inlet channel that connects water-in then, through device for quickly elevating temperature 102 as electric heater for heating after for some time, open whipping appts 101 as motor-driven agitating vane and stir, make oil phase and extracting solution layering.Oil phase is extracted in the oil phase storing device 2 as toothed gear pump by oil rig 602 and stores.Extracting solution enters second oily-water seperating equipment 3 as the high speed centrifugation tripping device by pumping plant 601 as impeller pump, and here remaining oil phase further separates in the extracting solution.Oil phase after further separating enters oil phase storing device 2 by oil rig 602 as toothed gear pump; Extracting solution after further separating enters extracting solution storing device 4.
Though the present invention discloses as above with preferred embodiment, is not in order to limit scope of the invention process.Any those of ordinary skill in the art, promptly every when doing a little improvement in not breaking away from invention scope of the present invention according to the equal improvement that the present invention did, should be invention scope of the present invention and contain.
Claims (10)
1. one kind is utilized ecological oil to extract the method for wood tar oil, and it comprises the steps:
(1) in ecological oil, adds entry, form mixing solutions;
(2) mixing solutions described in the whipping step (1) makes described mixing solutions be layered as oil phase and liquid phase;
(3) oil phase and the liquid phase described in the difference extraction step (2);
(4) liquid phase described in the step (3) is carried out centrifugation, extract oil phase residual in the described liquid phase.
2. the method for claim 1 is characterized in that, in the described step (2) by using motor-driven agitating vane to stir.
3. the method for claim 1 is characterized in that, described step also comprises the step that heats described mixing solutions in (2).
4. method as claimed in claim 3 is characterized in that described heating steps heats by electric heating tube.
5. method as claimed in claim 4 is characterized in that described electric heating tube places described mixing solutions.
6. the method for claim 1 is characterized in that, the centrifugation in the described step (4) is undertaken by using the high speed centrifugation tripping device.
7. the method for claim 1 is characterized in that, also comprises step (5): the oil phase that extracts in storing step (3) and the step (4).
8. method as claimed in claim 7 is characterized in that, described step (5) also comprises: the oil phase that heating is stored.
9. method as claimed in claim 8 is characterized in that, described step (5) heats by electric heating tube.
10. method as claimed in claim 9 is characterized in that described electric heating tube places the oil phase of storing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102146546A CN102093905A (en) | 2010-06-30 | 2010-06-30 | Method for extracting wood tar from ecological oil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102146546A CN102093905A (en) | 2010-06-30 | 2010-06-30 | Method for extracting wood tar from ecological oil |
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| Publication Number | Publication Date |
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| CN102093905A true CN102093905A (en) | 2011-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010102146546A Pending CN102093905A (en) | 2010-06-30 | 2010-06-30 | Method for extracting wood tar from ecological oil |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007245096A (en) * | 2006-03-17 | 2007-09-27 | Tokyo Electric Power Co Inc:The | Method for manufacturing useful material from biomass |
| CN101372624A (en) * | 2008-10-09 | 2009-02-25 | 熊晓明 | Method for preparing carbon, gas, oil and solution in scale by thermally cracking biomass material |
| CN101519607A (en) * | 2009-02-09 | 2009-09-02 | 李观德 | Method and device for collecting, separating, purifying and cleaning new energy by utilizing carbon making waste gas |
| CN101545398A (en) * | 2009-05-01 | 2009-09-30 | 枣庄新中兴实业有限责任公司 | Biomass power generation method |
-
2010
- 2010-06-30 CN CN2010102146546A patent/CN102093905A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007245096A (en) * | 2006-03-17 | 2007-09-27 | Tokyo Electric Power Co Inc:The | Method for manufacturing useful material from biomass |
| CN101372624A (en) * | 2008-10-09 | 2009-02-25 | 熊晓明 | Method for preparing carbon, gas, oil and solution in scale by thermally cracking biomass material |
| CN101519607A (en) * | 2009-02-09 | 2009-09-02 | 李观德 | Method and device for collecting, separating, purifying and cleaning new energy by utilizing carbon making waste gas |
| CN101545398A (en) * | 2009-05-01 | 2009-09-30 | 枣庄新中兴实业有限责任公司 | Biomass power generation method |
Non-Patent Citations (1)
| Title |
|---|
| 刘绍鹏 等: "水溶性稻壳热解油的萃取及分析", 《武汉科技大学学报》, vol. 33, no. 1, 28 February 2010 (2010-02-28) * |
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Application publication date: 20110615 |