CN104610987A - Device for preparation of synthetic gas by plasma body pyrolysis of living garbage - Google Patents
Device for preparation of synthetic gas by plasma body pyrolysis of living garbage Download PDFInfo
- Publication number
- CN104610987A CN104610987A CN201410785257.2A CN201410785257A CN104610987A CN 104610987 A CN104610987 A CN 104610987A CN 201410785257 A CN201410785257 A CN 201410785257A CN 104610987 A CN104610987 A CN 104610987A
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- China
- Prior art keywords
- plasma reactor
- graphite electrodes
- plasma
- sophisticated
- sealing ring
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/02—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
Abstract
The invention discloses a device for preparation of synthetic gas by plasma body pyrolysis of living garbage, the device includes a plasma reactor and a high-voltage power supply to supply power for the plasma reactor; the plasma reactor includes a quartz container, an upper polytetrafluoroethylene flange, a lower polytetrafluoroethylene flange, a stainless steel bracket, a tip graphite electrode, a flat bottom graphite electrode, an upper copper sealing ring, a lower copper sealing ring, a ceramic crucible, an air inlet passage and an air outlet passage; the living garbage is broken, and packed into the plasma reactor, a carrier gas is introduced by the air inlet passage, the high-voltage power supply is started, the plasma reactor starts to work; the applied high voltage breaks down and ionizes the carrier gas between electrodes to form non thermal arc plasma, pyrolytic reaction of the living garbage in the plasma region can be performed under the effects of high energy electrons, free radicals and other active substances and electric field for generating solid carbon slag and hydrogen-rich synthetic gas, and the hydrogen-rich synthetic gas is discharged from the air outlet passage.
Description
Technical field
The present invention relates to Prediction for Solid Waste Treatment Technology, particularly a kind of plasma pyrolysis domestic refuse preparing synthetic gas device.
Background technology
Along with the rapid quickening of urbanization process, the junk that city produces and produces in life process also increases sharply thereupon, domestic refuse is as mishandling in processed, by different approaches contaminate environment and being detrimental to health: appropriation of land, contaminated soil, polluted-water, atmosphere pollution, affect PE health.Rolling up of domestic waste, makes refuse treatment increasing pressure large, the difficult problem often becoming a garbage treatment that Prediction for Solid Waste Treatment Technology is selected.
Summary of the invention
For solving the problem, the present invention proposes a kind of plasma pyrolysis domestic refuse preparing synthetic gas device.Compare with gasification with conventional pyrolytic, plasma pyrolysis domestic refuse has the advantage of many uniquenesses, as fast in temperature rise rate, and energy density is large, can be high-quality synthetic gas when the pure pyrolysis of anaerobic by garbage decomposition.
The present invention, for reaching above object, is realized by following technical scheme: provide a kind of plasma pyrolysis domestic refuse preparing synthetic gas device, the high-voltage power supply comprising plasma reactor and power to plasma reactor; Plasma reactor comprises quartz container, upper tetrafluoroethylene flange, lower tetrafluoroethylene flange, stainless steel stent, most advanced and sophisticated Graphite Electrodes, flat Graphite Electrodes, upper copper sealing ring, lower copper sealing ring, ceramic crucible, induction trunk, outlet passageway; Most advanced and sophisticated Graphite Electrodes peace bedstone electrode ink is connected with high-voltage power supply by high-tension bus-bar, most advanced and sophisticated Graphite Electrodes peace bedstone electrode ink is coaxially placed in quartz container, quartz container is combined fixing by upper tetrafluoroethylene flange, lower tetrafluoroethylene flange and stainless steel stent, flat Graphite Electrodes is fixed respectively by the upper copper sealing ring be fixed on upper tetrafluoroethylene flange, and most advanced and sophisticated Graphite Electrodes is fixed by the lower copper sealing ring be fixed on lower tetrafluoroethylene flange; Induction trunk and upper tetrafluoroethylene Flange joint, outlet passageway is connected with lower tetrafluoroethylene flange; The ceramic crucible of bottom opening is placed between most advanced and sophisticated Graphite Electrodes peace bedstone electrode ink, and for loading domestic refuse, when device works, the biomass in ceramic crucible will be exposed in Non-thermal arc heating region completely.
The principle of work of plasma pyrolysis domestic refuse preparing synthetic gas device of the present invention is: will load in the ceramic crucible of plasma reactor after Domestic garbage crushing, nitrogen or argon carrier is passed into by induction trunk, start the high-voltage power supply be connected with most advanced and sophisticated Graphite Electrodes peace bedstone electrode ink, plasma reactor is started working; Apply high-voltage by the carrier gas breakdown potential between electrode from, form Non-thermal arc plasma body, be in the domestic refuse in heating region, under the effect of high-energy electron, free radical isoreactivity material and electric field, pyrolytic reaction can be there is, generate solid carbon slag and hydrogen-rich synthetic gas, hydrogen-rich synthetic gas is discharged by outlet passageway; After the operation of several minutes, the domestic refuse in ceramic crucible is completely processed, deenergization, stops passing into carrier gas, takes out ceramic crucible, collect solid carbon slag after plasma reactor cooling.
Choose reasonable is wanted at most advanced and sophisticated Graphite Electrodes peace bedstone electrode ink interval, and excessive electrode space can cause under voltage with the carrier gas between breakdown electrode, thus cannot form Non-thermal arc plasma body.In addition, because the voltage be applied on the two poles of the earth is very high, therefore reactor operationally, pay special attention to keep off touched electrode, in order to avoid Danger Electric shock risk.In addition, the domestic refuse material putting into ceramic crucible does not answer compacting, keep good gas passage, otherwise electrode directly and carrier gas, cannot cannot form Non-thermal arc plasma body during energising.It is also to be noted that, do not dismantle reactor at once after reactor quits work, ceramic crucible of taking because reactor work time release a large amount of heat, when just quitting work, the portion temperature such as Graphite Electrodes, quartz container, ceramic crucible are very high, directly touch and easily cause scald.
The present invention can complete domestic refuse synthetic gas production process according to actual requirement, simple, low cost, efficiently production high-quality hydrogen-rich synthetic gas.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In Fig. 1: 1 plasma reactor, 2 high-voltage power supplies, 3 quartz containers, tetrafluoroethylene flange on 4,5 times tetrafluoroethylene flanges, 6 stainless steel stents, 7 most advanced and sophisticated Graphite Electrodess, 8 flat Graphite Electrodess, copper sealing ring on 9,10 times copper sealing rings, 11 ceramic crucibles, 12 Non-thermal arc plasma bodys, 13 domestic refuses, 14 induction trunks, 15 outlet passageways.
Embodiment
Embodiment
As shown in Figure 1, the high-voltage power supply 2 that the present invention includes plasma reactor 1 and power to plasma reactor, plasma reactor comprises quartz container 3, upper tetrafluoroethylene flange 4, lower tetrafluoroethylene flange 5, stainless steel stent 6, most advanced and sophisticated Graphite Electrodes 7, flat Graphite Electrodes 8, upper copper sealing ring 9, lower copper sealing ring 10, ceramic crucible 11, Non-thermal arc plasma body 12, domestic refuse 13, induction trunk 14, outlet passageway 15, most advanced and sophisticated Graphite Electrodes (φ 15mm) peaceful bedstone electrode ink (φ 15mm) is connected with high-voltage power supply (10kV/200mA) by high-tension bus-bar, most advanced and sophisticated Graphite Electrodes peace bedstone electrode ink is coaxially placed in quartz container and (adopts quartz glass tube, long 400mm, internal diameter 31mm) in, electrode space fixedly remains on 13mm, quartz container is by upper tetrafluoroethylene flange, lower tetrafluoroethylene flange and stainless steel stent are combined fixing, flat Graphite Electrodes is fixed respectively by the upper copper sealing ring be fixed on upper tetrafluoroethylene flange, most advanced and sophisticated Graphite Electrodes is fixed by the lower copper sealing ring be fixed on lower tetrafluoroethylene flange, induction trunk and upper tetrafluoroethylene Flange joint, outlet passageway is connected with lower tetrafluoroethylene flange, the ceramic crucible of bottom opening aperture 9mm is placed between most advanced and sophisticated Graphite Electrodes peace bedstone electrode ink.
Choose discarded corn cob as domestic refuse representative, load in the ceramic crucible of plasma reactor after corn cob hogging is become 2-5mm particle, 2.5-7.5L/min nitrogen carrier gas is passed into by induction trunk, start the high-voltage power supply be connected with most advanced and sophisticated Graphite Electrodes peace bedstone electrode ink, plasma reactor is started working; Apply high-voltage by the carrier gas breakdown potential between electrode from, form Non-thermal arc plasma body, be in the corn cob granule in heating region, under the effect of high-energy electron, free radical isoreactivity material and electric field, pyrolytic reaction can be there is, generate solid carbon slag and hydrogen-rich synthetic gas, hydrogen-rich synthetic gas is discharged by outlet passageway; After the operation of several minutes, the corn cob in ceramic crucible is completely processed, deenergization, stops passing into carrier gas, takes out ceramic crucible, collect solid carbon slag after plasma reactor cooling.In experiment, corn cob is 0.2g, because nitrogen in corn cob and sulphur content are few, the content of oxynitride and oxysulfide are not almost detected, thus do not consider the conversion of N and S in aerogenesis.According to corn cob input, for ensureing that all materials participate in reaction, in experimentation, the residence time of material is 6min.Experimental result is as table 1.
Table 1 difference input plasma power corn cob Pyrolysis Experiment result
Along with the increase of plasma power, gas yield is corresponding increase also, and the speedup of gas yield is that certain value increases progressively.When power is low to moderate 9.2W, gas yield is 57.1%, when power increases to 25.2W, and gas yield also increases to 79.0%.In conjunction with Such analysis, may be interpreted as power and increase, full ionization, highly ionized regional percentage increase, namely the plasma body produced increases, the energy that the continuous collision of electronics makes the material of unit mass receive is more, thus causes the fracture of key, and strengthens the breaking degree of key.
Claims (1)
1. a plasma pyrolysis domestic refuse preparing synthetic gas device, is characterized in that comprising: plasma reactor and the high-voltage power supply of powering to plasma reactor; Plasma reactor comprises quartz container, upper tetrafluoroethylene flange, lower tetrafluoroethylene flange, stainless steel stent, most advanced and sophisticated Graphite Electrodes, flat Graphite Electrodes, upper copper sealing ring, lower copper sealing ring, ceramic crucible, induction trunk, outlet passageway; Most advanced and sophisticated Graphite Electrodes peace bedstone electrode ink is connected with high-voltage power supply by high-tension bus-bar, most advanced and sophisticated Graphite Electrodes peace bedstone electrode ink is coaxially placed in quartz container, quartz container is combined fixing by upper tetrafluoroethylene flange, lower tetrafluoroethylene flange and stainless steel stent, flat Graphite Electrodes is fixed respectively by the upper copper sealing ring be fixed on upper tetrafluoroethylene flange, and most advanced and sophisticated Graphite Electrodes is fixed by the lower copper sealing ring be fixed on lower tetrafluoroethylene flange; Induction trunk and upper tetrafluoroethylene Flange joint, outlet passageway is connected with lower tetrafluoroethylene flange; The ceramic crucible of bottom opening is placed between most advanced and sophisticated Graphite Electrodes peace bedstone electrode ink, and for loading domestic refuse, when device works, the domestic refuse in ceramic crucible will be exposed in Non-thermal arc heating region completely.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410785257.2A CN104610987A (en) | 2014-12-12 | 2014-12-12 | Device for preparation of synthetic gas by plasma body pyrolysis of living garbage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410785257.2A CN104610987A (en) | 2014-12-12 | 2014-12-12 | Device for preparation of synthetic gas by plasma body pyrolysis of living garbage |
Publications (1)
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| CN104610987A true CN104610987A (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410785257.2A Pending CN104610987A (en) | 2014-12-12 | 2014-12-12 | Device for preparation of synthetic gas by plasma body pyrolysis of living garbage |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017208250A1 (en) * | 2016-06-01 | 2017-12-07 | Council Of Scientific And Industrial Research | A method for production of potash enriched biochar from waste biomass |
| CN109681884A (en) * | 2018-12-29 | 2019-04-26 | 广东蓝新氢能源科技有限公司 | A kind of solid organic castoff pyrolysis oven of combusting Brown gas |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1315616A (en) * | 2000-03-24 | 2001-10-03 | 国营华北光学仪器厂 | Method and equipment for processing fuel oil of car |
| CN2662087Y (en) * | 2003-11-19 | 2004-12-08 | 王子元 | Plasma furnace for waste disposal |
| CN101066791A (en) * | 2007-06-19 | 2007-11-07 | 中山大学 | Triphase AC sliding arc non-balancing plasma sewage treating apparatus |
| US20100115961A1 (en) * | 2005-06-29 | 2010-05-13 | Tetronics Limited | Waste treatment process and apparatus |
-
2014
- 2014-12-12 CN CN201410785257.2A patent/CN104610987A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1315616A (en) * | 2000-03-24 | 2001-10-03 | 国营华北光学仪器厂 | Method and equipment for processing fuel oil of car |
| CN2662087Y (en) * | 2003-11-19 | 2004-12-08 | 王子元 | Plasma furnace for waste disposal |
| US20100115961A1 (en) * | 2005-06-29 | 2010-05-13 | Tetronics Limited | Waste treatment process and apparatus |
| CN101066791A (en) * | 2007-06-19 | 2007-11-07 | 中山大学 | Triphase AC sliding arc non-balancing plasma sewage treating apparatus |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017208250A1 (en) * | 2016-06-01 | 2017-12-07 | Council Of Scientific And Industrial Research | A method for production of potash enriched biochar from waste biomass |
| CN109681884A (en) * | 2018-12-29 | 2019-04-26 | 广东蓝新氢能源科技有限公司 | A kind of solid organic castoff pyrolysis oven of combusting Brown gas |
| CN109681884B (en) * | 2018-12-29 | 2019-12-24 | 广东蓝新氢能源科技有限公司 | Solid organic waste pyrolysis furnace for combusting brown gas |
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