CN106179155B - Plasma liquefying plant - Google Patents
Plasma liquefying plant Download PDFInfo
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- CN106179155B CN106179155B CN201610805384.3A CN201610805384A CN106179155B CN 106179155 B CN106179155 B CN 106179155B CN 201610805384 A CN201610805384 A CN 201610805384A CN 106179155 B CN106179155 B CN 106179155B
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- electrode
- plasma
- external electrode
- insulating sleeve
- insulating
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J19/081—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing particle radiation or gamma-radiation
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G1/00—Production of liquid hydrocarbon mixtures from oil-shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
- B01J2219/0894—Processes carried out in the presence of a plasma
Abstract
Plasma liquefying plant, is related to biomass liquefying.Provided with reaction cavity, insulating lid, electrode shifting chute, agitator, external electrode, insulating sleeve, interior electrode, AC power, gas cylinder, dc source；The reaction cavity is placed on agitator；Insulating lid is placed on reaction cavity, and insulating lid is provided with electrode shifting chute, and electrode shifting chute power pole moves left and right, and changes electrode distance, can there is different region of discharges, and insulating sleeve is located between external electrode and interior electrode；Interior electrode is provided with electrode and electrode in ground connection, interior electrode in high pressure and is used for dielectric barrier discharge, and external electrode also is provided with high pressure external electrode and ground connection external electrode, and external electrode is used for arc discharge；Insulating sleeve is connected with gas cylinder, the built-in inert gas of gas cylinder, and plasma is produced for interior electrode dielectric barrier discharge；The venthole of supply and discharge gas is provided among insulating lid；High pressure external electrode is connected with dc source high-field electrode, and ground connection external electrode is connected with direct-current power supply earthing pole.
Description
Technical field
The present invention relates to biomass liquefying, more particularly, to a kind of plasma liquefying plant.
Background technology
Biomass energy is renewable, alternative fossil energy, can change into liquid and fuel gas and other chemical industry
The energy of the carbon resource of raw material or product.Biomass liquefying technology be most development potentiality biomass energy utilization technologies it
One.Biomass Direct liquefaction technology has liquefier liquefaction technology under high-pressure liquefaction technology, rapidly pyrolysing and liquefying technology, normal pressure at present
Deng, and liquefier liquefaction mainly has Liquefaction Products in Phenol and polyalcohol liquefaction.At the same time, critical technology, microwave technology etc. are also drawn
Enter to biomass liquefying.But for current biomass liquefying process, the mode of HTHP is mainly taken, is deposited
In the shortcomings of high, cost is high of consuming energy；And liquefier liquefaction technology needs to heat to reaction, liquefying time is long and liquefied fraction is not high.
Plasma is made up of electronics, ion, atom, molecule, excitation state active matter, possesses the chemism and high response of uniqueness,
So that many conventional methods are not easy or impossible chemical reaction becomes possible to.People are begun attempt to plasma technique
It is applied in biomass thermal transformation technology.(the Steinberg M.Conversion of fossil and such as Steinberg
biomass fuels to electric power and transportation fuels by high efficiency
integrated plasma fuel cell(IPFC)energy cycle[J].Hydrogen Energy,2006,31(3):
Fossil fuels and biomass 405-411) are converted into electric energy, hydrogen and liquid fuel using plasma technique.Yi Weiming
Deng (Yi Weiming, Bai Xueyuan, Xiu Shuangning, et al.Thedevolatilization
charactertics of[J].Journal of Engineering Thermophysics,2006,27(2):135-138.
(in Chinese with English abstract)) rapidly pyrolysing and liquefying of biomass is carried out using high-temperature plasma
Research.(Tang L, the Huang H.Biomass gasification using capacitively coupled such as Tang
RF plasma technology[J].Fuel,2005,84(16):It is 2055-2063) raw material using wood chip, using radio frequency electrical
Hold coupled plasma technique, realize the gasification of biomass.(Zhou, R., the et al.Fast such as Rusen Zhou
liquefaction of bamboo shoot shell with liquid-phase Microplasma assisted
technology.Bioresour.Technol.2016,http://dx.doi.org/10.1016/
J.biortech.2016.07.042 plasmaassisted liquefier fast liquefying bamboo shoot shell) is utilized.
The content of the invention
It is an object of the invention to the shortcomings of being not easy to discharge be present for the electric discharge device that liquefied disclosed in Rusen Zhou etc.,
There is provided and biomass fast liquefying can be achieved, shorten liquefying time, improve liquefied fraction, reduce the amount of catalyst, obtain being rich in phenolate
A kind of plasma liquefying plant of derivative or hydroxyl isoreactivity group liquefaction products.
The present invention is provided with reaction cavity, insulating lid, electrode shifting chute, agitator, external electrode, insulating sleeve, interior electrode, friendship
Flow power supply, gas cylinder, dc source；The reaction cavity is placed on agitator；The reaction cavity loads the biomass, molten of reaction
Agent, catalyst and magneton, insulating lid are placed on reaction cavity, and insulating lid is provided with electrode shifting chute, electrode shifting chute power pole
Move left and right, change electrode distance, there can be different region of discharges, insulating sleeve is located between external electrode and interior electrode；Interior electricity
Pole is provided with high pressure that electrode, interior electrode are used for dielectric barrier discharge in electrode and ground connection, external electrode also be provided with high pressure external electrode with
External electrode is grounded, external electrode is used for arc discharge；Insulating sleeve is connected with gas cylinder, the built-in inert gas of gas cylinder, for interior electrode
Dielectric barrier discharge produces plasma；The venthole of supply and discharge gas is provided among insulating lid；High pressure external electrode is high with dc source
Piezoelectricity pole is connected, and ground connection external electrode is connected with direct-current power supply earthing pole.
The internal diameter of the reaction cavity can be 2~250cm, and thickness can be 1~100mm, highly can be 2~350cm, reaction
Cavity can use one of ceramics, corundum, quartz, polytetrafluoroethylene (PTFE) to make.
The thickness of the insulating lid can be 2~60mm, and diameter can be 5~250cm, and insulating lid can use ceramics, corundum, stone
One of English, polytetrafluoroethylene (PTFE) make.
The internal diameter of the external electrode can be 2~20mm, and external diameter can be 3~40mm, and length can be 5~350cm, and material is resistance to
The good copper of high-temperature behavior, silver, tungsten etc., external electrode be placed in electrode shifting chute the left and right under the drive of stepper motor it is removable away from
From for 0.1~30cm；Be made up of inside external electrode electrode in insulating sleeve and high pressure, be grounded inside external electrode by insulating sleeve and
Electrode forms in ground connection.
The internal diameter of the insulating sleeve can be 0.5~10mm, and external diameter can be 1~15mm, and length can be 2~250cm, can adopt
Made of one of ceramics, corundum, quartz, polytetrafluoroethylene (PTFE).
The diameter of the interior electrode can be 0.2~5mm, and length can be 2~250cm, and material is that resistance to elevated temperatures is good
Copper, silver, tungsten etc.；Electrode is located in insulating sleeve in high pressure, is connected with AC power high-field electrode, and electrode is positioned at insulation in ground connection
In sleeve pipe, it is connected with AC power grounding electrode.
The AC power can use high frequency and high voltage power supply, and voltage is 1000~30000V, and frequency is 5~50kHz.
The dc source can use pulse dc power, exportable 200~2500V of pulse voltage, can produce stable etc.
Gas ions.
Pressurize, and ventilate when to interior electrode, after voltage reaches certain value between two electrodes, the breakdown aura that produces of gas is put
Electricity, a large amount of plasmas are generated, are easy to biomass liquefaction reaction.After certain time is reacted, turn off interior electrode, to external electrode plus
During voltage, electrode heating, a large amount of bubbles are nearby produced.When voltage reaches certain value, gas is breakdown and discharges.Its initial voltage
When relatively low, there is spark discharge, it can be seen that a small amount of spark is produced in reactant mixture.After voltage stabilization, glow discharge can be produced, electricity
Pressure, which further increases, can produce arc discharge, and electric current increase, now reaction is violent, mixture boiling, produce black dense smoke.Due to
This life of plasma has high active substance, and high-energy, mixture are liquefied quickly, finally give black liquefaction products,
Solid residue and liquid oily thing are obtained after suction filtration.
In view of the shortcomings of being not easy to discharge be present in the electric discharge device that liquefied disclosed in Rusen Zhou etc., the present invention by inside and outside two with
Electrode is inserted in biomass (such as wood chip, bamboo shoot shell etc.), liquefier (phenol, polyalcohol etc.), catalyst (sulfuric acid, sodium hydroxide etc.)
In mixed liquor, and gas is passed through in interior electrode.Apply voltage dielectric barrier discharge in interior electrode first, produce plasma.
Question response turns off interior electrode supply after carrying out certain time, applies dispatch from foreign news agency pole tension, arc discharge, produces plasma.Due to
The high-energy that electronics caused by plasma, bioactive molecule and plasma this life have realizes the quick liquid of biomass
Change, improve liquefied fraction, reduce the amount of catalyst, obtained the liquefaction production rich in phenolate derivative or hydroxyl isoreactivity group
Thing.The present invention has safe, liquefied fraction is high, and liquefying time is short and other effects.The structure of the present invention is simple, and operation is easy, easily
In in biomass liquefying field and industrial popularization.
Brief description of the drawings
Fig. 1 is the structure composition schematic diagram of the embodiment of the present invention.
Fig. 2 is the internal and external electrode diagrammatic cross-section of the embodiment of the present invention.
Embodiment
Referring to Fig. 1 and 2, the embodiment of the present invention is provided with reaction cavity 1, insulating lid 2, electrode shifting chute 3, venthole 4, high pressure
External electrode 5-1, ground connection external electrode 5-2, ventilation insulating sleeve 6-1, closing insulating sleeve 6-2, electrode 7-1 in high pressure, in ground connection
Electrode 7-2, agitator 8, AC power 9, gas cylinder 10, dc source 11；Specific implementation process is as follows：Solution is prepared, is loaded anti-
Chamber is answered, opens gas cylinder, agitator, voltage is applied to electrode 7-1 in high pressure by AC power 9.In voltage uphill process, mixing
Thing produces thick smoke, and is discharged by venthole.After reacting a period of time, turn off AC power 9.DC voltage is opened, gives external electrode 5-1
Pressurization, stop increase voltage after electric current is stabilized to 0.2A, now stable discharging, produces thick smoke, the gradual blackening of mixture, slowly
It is liquefied.After reacting 5min, biomass almost liquefies completely.Gradually voltage is turned down, powered off, liquefaction terminates.
The internal diameter of the reaction cavity is 2~250cm, and thickness is 1~100mm, is highly 2~350cm, reaction cavity is adopted
Made of one of ceramics, corundum, quartz, polytetrafluoroethylene (PTFE).
The thickness of the insulating lid is 2~60mm, a diameter of 5~250cm, insulating lid using ceramics, corundum, quartz, gather
One of tetrafluoroethene makes.
The internal diameter of the external electrode is 2~20mm, and external diameter is 3~40mm, and length is 5~350cm, and material is heat-resisting quantity
The good copper of energy, silver, tungsten etc., it is 0.1 that external electrode, which is placed in electrode shifting chute and distance is moved left and right under the drive of stepper motor,
~30cm；It is made up of, is grounded inside external electrode by insulating sleeve and ground connection electrode in insulating sleeve and high pressure inside external electrode
Electrode forms.
The internal diameter of the insulating sleeve is 0.5~10mm, and external diameter is 1~15mm, and length is 2~250cm, using ceramics,
One of corundum, quartz, polytetrafluoroethylene (PTFE) make.
A diameter of 0.2~5mm of the interior electrode, length are 2~250cm, material be the good copper of resistance to elevated temperatures,
Silver, tungsten etc.；Electrode is located in insulating sleeve in high pressure, is connected with AC power high-field electrode, and electrode is located at insulation sleeve in ground connection
In pipe, it is connected with AC power grounding electrode.
The AC power uses high frequency and high voltage power supply, and voltage is 1000~30000V, and frequency is 5~50kHz.
The dc source uses pulse dc power, exportable 200~2500V of pulse voltage, can produce it is stable etc. from
Daughter.
Claims (8)
1. plasma liquefying plant, it is characterised in that provided with reaction cavity, insulating lid, electrode shifting chute, agitator, dispatch from foreign news agency
Pole, insulating sleeve, interior electrode, AC power, gas cylinder, dc source；The reaction cavity is placed on agitator；The reaction chamber
Body loads biomass, solvent, catalyst and the magneton of reaction, and insulating lid is placed on reaction cavity, and insulating lid moves provided with electrode
Dynamic groove, electrode shifting chute power pole move left and right, and change electrode distance, have different region of discharges, insulating sleeve is located at dispatch from foreign news agency
Between pole and interior electrode；Interior electrode is provided with electrode and electrode in ground connection, interior electrode in high pressure and is used for dielectric barrier discharge, external electrode
High pressure external electrode and ground connection external electrode also are provided with, external electrode is used for arc discharge；Insulating sleeve is connected with gas cylinder, and gas cylinder is built-in lazy
Property gas, for interior electrode dielectric barrier discharge produce plasma；The venthole of supply and discharge gas is provided among insulating lid；Outside high pressure
Electrode is connected with dc source high-field electrode, and ground connection external electrode is connected with direct-current power supply earthing pole；
The internal diameter of the reaction cavity is 2~250cm, and thickness is 1~100mm, is highly 2~350cm；
The reaction cavity is made using one of ceramics, corundum, quartz, polytetrafluoroethylene (PTFE).
2. plasma liquefying plant as claimed in claim 1, it is characterised in that the thickness of the insulating lid is 2~60mm, directly
Footpath is 5~250cm.
3. plasma liquefying plant as claimed in claim 1, it is characterised in that insulating lid is using ceramics, corundum, quartz, poly- four
One of PVF makes.
4. plasma liquefying plant as claimed in claim 1, it is characterised in that the internal diameter of the external electrode is 2~20mm, outside
Footpath is 3~40mm, and length is 5~350cm, and material is the good copper of resistance to elevated temperatures, silver, tungsten, and external electrode is placed in electrode movement
The displacement of left and right is 0.1~30cm under the drive of stepper motor in groove；By in insulating sleeve and high pressure inside external electrode
Electrode forms, and is grounded inside external electrode and is made up of electrode in insulating sleeve and ground connection.
5. plasma liquefying plant as claimed in claim 1, it is characterised in that the internal diameter of the insulating sleeve be 0.5~
10mm, external diameter are 1~15mm, and length is 2~250cm, are made using one of ceramics, corundum, quartz, polytetrafluoroethylene (PTFE).
6. plasma liquefying plant as claimed in claim 1, it is characterised in that a diameter of 0.2~5mm of the interior electrode, it is long
It is the good copper of resistance to elevated temperatures, silver, tungsten to spend for 2~250cm, material；Electrode is located in insulating sleeve in high pressure, with alternating current
Source high-field electrode connects, and electrode is located in insulating sleeve in ground connection, is connected with AC power grounding electrode.
7. plasma liquefying plant as claimed in claim 1, it is characterised in that the AC power is exchanged using high-frequency and high-voltage
Power supply, voltage are 1000~30000V, and frequency is 5~50kHz.
8. plasma liquefying plant as claimed in claim 1, it is characterised in that the dc source uses pulse dc power,
200~2500V of voltage pulse output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610805384.3A CN106179155B (en) | 2016-09-07 | 2016-09-07 | Plasma liquefying plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610805384.3A CN106179155B (en) | 2016-09-07 | 2016-09-07 | Plasma liquefying plant |
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| CN106179155A CN106179155A (en) | 2016-12-07 |
| CN106179155B true CN106179155B (en) | 2017-11-10 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108117135A (en) * | 2016-11-28 | 2018-06-05 | 松下知识产权经营株式会社 | Liquid handling device |
| CN108636310A (en) * | 2018-05-31 | 2018-10-12 | 厦门大学 | Plasma electrolysis liquefying plant |
| CN109640504B (en) * | 2018-12-14 | 2023-09-05 | 四川大学 | Porous jet implant activation hydrophilic device |
| CN110193416B (en) * | 2019-07-05 | 2021-05-11 | 东北大学 | High-voltage electric pulse pretreatment method for strengthening crushing and sorting of chalcopyrite |
| CN110452727A (en) * | 2019-08-09 | 2019-11-15 | 北京世纪泛亚等离子体科技有限公司 | A kind of method of bio oil conversion |
| CN114672335B (en) * | 2022-04-25 | 2023-06-02 | 南京工业大学 | Device for liquefying biomass by utilizing rotary toothed electrode discharge and heterogeneous catalyst |
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| WO2007149727A2 (en) * | 2006-06-12 | 2007-12-27 | Semequip, Inc. | Method and apparatus for extracting ions from an ion source for use in ion implantation |
| CN104003845A (en) * | 2014-06-11 | 2014-08-27 | 大连理工大学 | Method for conversion of methanol |
| CN105174360A (en) * | 2015-09-25 | 2015-12-23 | 大连理工大学 | Method for adopting discharge plasma to activate persulfate |
| CN206027675U (en) * | 2016-09-07 | 2017-03-22 | 厦门大学 | Plasma liquefying plant |
-
2016
- 2016-09-07 CN CN201610805384.3A patent/CN106179155B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007149727A2 (en) * | 2006-06-12 | 2007-12-27 | Semequip, Inc. | Method and apparatus for extracting ions from an ion source for use in ion implantation |
| CN104003845A (en) * | 2014-06-11 | 2014-08-27 | 大连理工大学 | Method for conversion of methanol |
| CN105174360A (en) * | 2015-09-25 | 2015-12-23 | 大连理工大学 | Method for adopting discharge plasma to activate persulfate |
| CN206027675U (en) * | 2016-09-07 | 2017-03-22 | 厦门大学 | Plasma liquefying plant |
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