CN1912465A - Method and device for pyrolysising bio-matter using microwave - Google Patents
Method and device for pyrolysising bio-matter using microwave Download PDFInfo
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- CN1912465A CN1912465A CN 200610068782 CN200610068782A CN1912465A CN 1912465 A CN1912465 A CN 1912465A CN 200610068782 CN200610068782 CN 200610068782 CN 200610068782 A CN200610068782 A CN 200610068782A CN 1912465 A CN1912465 A CN 1912465A
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Abstract
A device utilizing microwave to pyrolyze raw materials consists of block gate, material screw pressing unit, air leakage draught fan, microwave pyrolysis chamber, carbon combustion chamber and ash release capstan. It is featured as carrying out heating-pyrolysis on raw material being wrapped or packed directly by microwave without break or grind of raw material.
Description
Technical field
The present invention relates to a kind of method and device of biomass pyrolytic, particularly utilize heating using microwave to realize the method and the device of living beings drying and pyrolysis.
Background technology
Living beings are as a kind of regenerative resource, and its extensive utilization is being subjected to increasing attention.But often energy density is low, distribution is concentrated for biomass material, is difficult for carrying out large scale collection and remote transportation.In view of the characteristic of living beings, to its liquefy or gasify particularly utilize method for pyrolysis system oil or the system gas be the energy-conservation important technology of recycling economy.Existing pyrolytic process and technology are that fixed bed or fluid bed all require living beings are carried out fragmentation, and biomass material often has certain toughness owing to contain fiber, and reach desirable fineness requirement has certain difficulty.
Summary of the invention
At deficiency and the defective that prior art exists, the present invention proposes a kind of process and device that utilizes microwave heating principle to realize living beings drying and pyrolysis.
The present invention as the input energy, directly heats pyrolysis to living beings bundled or that become to wrap with microwave energy, takes segmentation control, and living beings realize drying and pyrolysis by absorbing microwave.Device of the present invention adopts vertical kiln structure, mainly is made of cut-off gate, spiral material pressing device, gas leakage air-introduced machine, microwave-heating chamber, charcoal combustion chamber and ash discharge auger.Microwave generating apparatus is evenly arranged all around in the microwave-heating chamber, can change the position of microwave power and microwave action according to desired pyrolytical condition; The excitation rifle is embedded in pyrolysis chamber's inwall, and pyrolysis chamber's inwall adopts the material that does not absorb microwave.Adopt the twice cut-off gate alternately to open and close in the process of mechanically-propelled material bundle or material package to control air and enter the pyrolysis chamber; Top at vertical kiln is provided with airtight spiral material pressing device; Material package descends and begins the spring leaf that section is arranged certain angle of inclination all around in vertical kiln; The air-vent that leaks out is established on top in the microwave-heating chamber, and the side in the microwave-heating chamber is provided with the gas outlet.The completing combustion of pyrolytic carbon is realized by introducing air in the charcoal combustion chamber, and the gas of generation is reduced to fuel gas and sets out gas port and draws in the process by the microwave-heating chamber.As the input energy, living beings realize drying and pyrolysis by absorbing microwave with microwave energy, and thermal decomposition product is the living beings ash that gas, coke maybe can be used as fertilizer.This process and device can need not biomass material is carried out fragmentation, but become bag or bundled charging, become bag or bundled drying and pyrolysis, thereby can simplify raw material handling procedure, saving equipment, space and energy consumption greatly.
Microwave-heating technology of the present invention, utilization be the bulk effect characteristic of heating using microwave, in the sphere of penetration of microwave, realize the broken whole heating pyrolysis of nothing of biomass material.
The present invention realizes material package or material bundle mechanization feed, adopts leaking out in the multiple seal approach control fill process; Microwave is produced by microwave generating apparatus, and imports the microwave-heating chamber, and material package absorbs microwave in the process of advancing of microwave-heating chamber, and temperature raises, and is responsible for a task until it is completed dry and pyrolysis thereby be embodied as; Pyrolysis gas is drawn by blower fan and is used, carbon residue enters the charcoal combustion chamber, the completing combustion of pyrolytic carbon is realized by introducing air in the charcoal combustion chamber, and the gas of generation is reduced to fuel gas and draws in the process by the microwave-heating chamber, and the living beings ash that the burning back produces is discharged by the ash discharge auger.
Microwave-heating of the present invention chamber is the core of this device, and microwave generating apparatus is positioned at the outside, can in around evenly arrange, thereby increase the uniformity of microwave and the penetration depth in material package.Microwave is taked segmentation control, can change the position etc. of power and microwave action according to desired pyrolytical condition, also be convenient to implement device and start and the normal switching that moves, only in the pyrolysis installation start-up course, open, close after the stable operation as microwave generating apparatus near position, charcoal combustion chamber.The excitation rifle is embedded in pyrolysis chamber's inwall, and pyrolysis chamber's inwall adopts the material that does not absorb microwave.Pyrolysis chamber's size is so that material is tied or material package is enough to by being advisable.
The device of microwave-heating living beings that utilizes of the present invention adopts positive pressure system or negative pressure system all can.The control air seal approach of bleeding mainly contains in the feed process: adopt the twice cut-off gate alternately to open and close in the process of mechanically-propelled material bundle or material package to control air to enter the pyrolysis chamber; In the material package beginning section that descends, by around arrange the spring leaf at certain angle of inclination, material is tied or material package is forward tightened by spring leaf, thereby is further stoped air in the material process, to bleed; The air-vent that leaks out is established on top in the microwave-heating chamber, and suitable pressure reduction will may be drawn by leaked-in air in the fill process by selecting to leak out between air-vent and the pyrolysis gas outlet.By the above measure, the air of can avoiding bleeding mixes with pyrolysis gas.
The completing combustion of the pyrolytic carbon that the microwave-heating chamber produces is realized by introducing air in charcoal of the present invention combustion chamber, the gas that produces is reduced to fuel gas and draws in the process by the microwave-heating chamber, the living beings ash that the burning back produces is discharged by the ash discharge auger, can make agricultural fertilizer and use; If carbon residue does not burn, can produce biomass coke, use as byproduct.
Apparatus of the present invention adopt vertical kiln arrangement, also can adopt horizontal tunnel kiln arrangement.Adopt vertical kiln arrangement, material package mainly relies on self gravitation descending, and the material pressing device of additional power-assisted gets final product in addition.Adopt horizontal tunnel kiln arrangement, advancing of material package need be provided with special transmission device.
Description of drawings
Accompanying drawing is a structural representation of the present invention;
Wherein: 1, cut-off gate A; 2, spiral material pressing device; 3, cut-off gate B; 4, spring leaf; 5, gas leakage air-introduced machine; 6, microwave-heating chamber; 7, charcoal combustion chamber; 8, ash discharge auger.
The specific embodiment
To be Examples set workflow of the present invention with vertical kiln arrangement below:
Example: with the device of the vertical kiln arrangement microwave-heating living beings that are example as shown in drawings, its critical piece comprises 1, cut-off gate A; 2, spiral material pressing device; 3, cut-off gate B; 4, spring leaf; 5, gas leakage air-introduced machine; 6, microwave-heating chamber; 7, charcoal combustion chamber; 8, ash discharge auger.
The workflow of this device is: during charging, cut-off gate B3 closes, cut-off gate A1 opens, and biological material bundle or material package set are closed cut-off gate A1 this moment in spiral material pressing device 2 belows, open cut-off gate B3, material bundle or material package move down under the promotion of gravity and spiral material pressing device 2, and when moving down the position of crossing cut-off gate B3, spiral material pressing device 2 resets, cut-off gate B3 closes, and repeats above fill process then.Material bundle or material package move down under gravity and top material pressure effect in microwave-heating chamber 6, upper end in microwave-heating chamber 6, bottom at cut-off gate B3, the spring leaf with certain angle of inclination 4 that material bundle or material package are arranged all around forward tightens downwards, almost very close to each other between material and microwave-heating chamber 6 walls, therefore can stop the turnover of air-flow to a certain extent.The air-vent that leaks out that is provided with between the upper springs sheet of microwave-heating chamber 6 can also will may be drawn by leaked-in air in the fill process by the suitable pressure reduction of selecting to leak out between air-vent and the pyrolysis gas outlet.In microwave-heating chamber 6, material bundle or material package are subjected to microwave action, by absorbing microwave temperature are raise gradually, produce pyrolysis gas, and pyrolysis gas is flammable, are used after drawing by gas leakage air-introduced machine 5.Carbon residue after the pyrolysis sees through fire grate and falls into charcoal combustion chamber 7, carries out completing combustion when the bottom blasts air, and upwards 6 process reduction backs generate fuel gas to flue gas in the microwave-heating chamber, utilize to exporting with pyrolysis gas.The living beings ash that produces after charcoal burns in charcoal combustion chamber 7 is discharged by ash discharge auger 8, can make agricultural fertilizer and use; If carbon residue does not burn, can produce biomass coke, use as byproduct.
Claims (5)
1. a process of utilizing the microwave-heating living beings is characterized in that, as the input energy, directly living beings bundled or that become to wrap is heated pyrolysis with microwave energy, takes segmentation control, and living beings realize drying and pyrolysis by absorbing microwave.
2. a device that utilizes the microwave-heating living beings is characterized in that, this device adopts vertical kiln structure, mainly is made of cut-off gate, spiral material pressing device, gas leakage air-introduced machine, microwave-heating chamber, charcoal combustion chamber and ash discharge auger.
3. as the right 2 described devices that utilize the microwave-heating living beings, it is characterized in that microwave generating apparatus is evenly arranged in the microwave-heating chamber, can change the position of microwave power and microwave action according to desired pyrolytical condition all around; The excitation rifle is embedded in pyrolysis chamber's inwall, and pyrolysis chamber's inwall adopts the material that does not absorb microwave.
4. as the right 2 described devices that utilize the microwave-heating living beings, it is characterized in that adopting the twice cut-off gate alternately to open and close in the process of mechanically-propelled material bundle or material package and control air entering the pyrolysis chamber; Top at vertical kiln is provided with airtight spiral material pressing device; Material package descends and begins the spring leaf that section is arranged certain angle of inclination all around in vertical kiln; The air-vent that leaks out is established on top in the microwave-heating chamber, and the side in the microwave-heating chamber is provided with the gas outlet.
5. as right 1, the 2 described devices that utilize the microwave-heating living beings, it is characterized in that, the completing combustion of pyrolytic carbon is realized by introducing air in the charcoal combustion chamber, and the gas of generation is reduced to fuel gas and sets out gas port and draws in the process by the microwave-heating chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100687828A CN100491827C (en) | 2006-09-11 | 2006-09-11 | Method and device for pyrolysis for biomass using microwave |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100687828A CN100491827C (en) | 2006-09-11 | 2006-09-11 | Method and device for pyrolysis for biomass using microwave |
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| Publication Number | Publication Date |
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| CN1912465A true CN1912465A (en) | 2007-02-14 |
| CN100491827C CN100491827C (en) | 2009-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100687828A Expired - Fee Related CN100491827C (en) | 2006-09-11 | 2006-09-11 | Method and device for pyrolysis for biomass using microwave |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101092435B (en) * | 2007-07-16 | 2010-06-09 | 北京梦狐宇通竹纤维研究开发中心 | Technical method for separating organic constituent of biomass |
| CN102892872A (en) * | 2010-02-19 | 2013-01-23 | 恩尔彼有限公司 | Methods and procedures for producing useful products from waste materials |
| CN105570903A (en) * | 2016-03-01 | 2016-05-11 | 湖南鹞翔环保能源科技有限公司 | Pyrolysis gasification and melting treatment integrated device and garbage treatment method thereof |
| CN106370552A (en) * | 2016-11-04 | 2017-02-01 | 北京林业大学 | On-line analysis experiment device for biomass microwave pyrolysis refining and method of on-line analysis experiment device |
| CN107652995A (en) * | 2017-11-06 | 2018-02-02 | 南昌大学 | A kind of method that vinasse fast pyrogenation prepares biological flue gas |
| CN107723015A (en) * | 2017-11-06 | 2018-02-23 | 南昌大学 | A kind of device of downdraft fast pyrogenation biomass |
| CN107828431A (en) * | 2017-11-06 | 2018-03-23 | 南昌大学 | A kind of method of the converting fuel oil of shell class discarded object microwave radiation technology |
| CN107892930A (en) * | 2017-11-06 | 2018-04-10 | 南昌大学 | A kind of method of fruit stone class discarded object fast pyrolysis oil production |
| CN113447500A (en) * | 2021-06-10 | 2021-09-28 | 山东大学 | High-temperature measuring device and method based on microwave-induced directional heating technology |
| CN115307413A (en) * | 2022-08-16 | 2022-11-08 | 湖南垚恒环境科技有限公司 | Microbial fertilizer production, molding and drying equipment |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5397551A (en) * | 1992-07-09 | 1995-03-14 | Daesung Industrial Co., Ltd. | Incinerator |
| CN2452496Y (en) * | 2000-08-16 | 2001-10-10 | 国防科学技术大学电子工程技术应用研究所 | Equipment for treating medical used waste by micro-wave |
| JP2003269870A (en) * | 2002-03-14 | 2003-09-25 | Fuji Electric Co Ltd | Microwave melting method |
| JP4060172B2 (en) * | 2002-12-04 | 2008-03-12 | 日立協和エンジニアリング株式会社 | Medical waste treatment equipment |
| IL159634A0 (en) * | 2003-12-29 | 2004-06-01 | E E R Env Energy Resrc Israel | Transceiver unit, apparatus, system and method for detecting the level of waste in a furnace |
| CN2720279Y (en) * | 2004-06-17 | 2005-08-24 | 陈秋平 | Verticle multi-crucible garbage cracking furnace |
| NZ537176A (en) * | 2004-12-13 | 2006-01-27 | Rajeev Prasad Gupta | Apparatus to generate energy using microwave |
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2006
- 2006-09-11 CN CNB2006100687828A patent/CN100491827C/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101092435B (en) * | 2007-07-16 | 2010-06-09 | 北京梦狐宇通竹纤维研究开发中心 | Technical method for separating organic constituent of biomass |
| CN102892872A (en) * | 2010-02-19 | 2013-01-23 | 恩尔彼有限公司 | Methods and procedures for producing useful products from waste materials |
| CN105570903A (en) * | 2016-03-01 | 2016-05-11 | 湖南鹞翔环保能源科技有限公司 | Pyrolysis gasification and melting treatment integrated device and garbage treatment method thereof |
| CN106370552A (en) * | 2016-11-04 | 2017-02-01 | 北京林业大学 | On-line analysis experiment device for biomass microwave pyrolysis refining and method of on-line analysis experiment device |
| CN107652995A (en) * | 2017-11-06 | 2018-02-02 | 南昌大学 | A kind of method that vinasse fast pyrogenation prepares biological flue gas |
| CN107723015A (en) * | 2017-11-06 | 2018-02-23 | 南昌大学 | A kind of device of downdraft fast pyrogenation biomass |
| CN107828431A (en) * | 2017-11-06 | 2018-03-23 | 南昌大学 | A kind of method of the converting fuel oil of shell class discarded object microwave radiation technology |
| CN107892930A (en) * | 2017-11-06 | 2018-04-10 | 南昌大学 | A kind of method of fruit stone class discarded object fast pyrolysis oil production |
| CN107652995B (en) * | 2017-11-06 | 2019-10-01 | 南昌大学 | A kind of method that vinasse fast pyrogenation prepares biological flue gas |
| CN107828431B (en) * | 2017-11-06 | 2019-10-01 | 南昌大学 | A kind of method of the microwave-assisted converting fuel oil of shell class waste |
| CN107892930B (en) * | 2017-11-06 | 2019-10-29 | 南昌大学 | A kind of method of fruit stone class waste fast pyrolysis oil production |
| CN113447500A (en) * | 2021-06-10 | 2021-09-28 | 山东大学 | High-temperature measuring device and method based on microwave-induced directional heating technology |
| CN113447500B (en) * | 2021-06-10 | 2022-08-16 | 山东大学 | High-temperature measuring device and method based on microwave-induced directional heating technology |
| CN115307413A (en) * | 2022-08-16 | 2022-11-08 | 湖南垚恒环境科技有限公司 | Microbial fertilizer production, molding and drying equipment |
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| CN100491827C (en) | 2009-05-27 |
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