CN102533293B - Device for preparing biochar by adopting wet process - Google Patents
Device for preparing biochar by adopting wet process Download PDFInfo
- Publication number
- CN102533293B CN102533293B CN2011104585400A CN201110458540A CN102533293B CN 102533293 B CN102533293 B CN 102533293B CN 2011104585400 A CN2011104585400 A CN 2011104585400A CN 201110458540 A CN201110458540 A CN 201110458540A CN 102533293 B CN102533293 B CN 102533293B
- Authority
- CN
- China
- Prior art keywords
- reaction chamber
- chamber
- liquid
- microwave
- charcoal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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 preparing biochar by adopting a wet process. The device comprises a reaction chamber and a cavity cover, wherein an opening is formed at the upper side of the reactor chamber, and the reactor chamber is provided with a pipeline system through which gas/liquid enters and exits; the cavity cover is used for sealing the opening at the upper side of the reaction chamber; and a microwave generation device is connected to the reaction chamber. According to the device disclosed by the invention, a microwave heating technology is combined with wet process carbonization, microwaves are generated by the microwave generation device, a microwave resonant cavity is defined by the reaction chamber and the cavity cover, biomass added to the reaction chamber can be rapidly heated so that the biomass undergoes a carbonization reaction, and therefore the biochar is prepared. Because a microwave endogenous heating mode is adopted in the carbonization process, the device disclosed by the invention has the advantages of no any heat transfer process, high and uniform heating speed, no extra heat consumption, low energy consumption and high efficiency and can be used for preparing the biochar by adopting the wet process.
Description
Technical field
The present invention relates to a kind of device for preparing charcoal.
Background technology
Charcoal is the solid product of biomass pyrolysis under anoxia condition.The preparation method of charcoal is divided into dry method and wet method.Wherein dry method such as fast pyrogenation, middling speed pyrolysis, pyrolysis and gasification etc. at a slow speed need be carried out the mummification pre-treatment to material, and be cumbersome; Advantages such as the wet method charing is in airtight water environment, in addition under certain temperature and pressure biomass is carried out charing, and it is higher that it has carbon yield, and preparation process is simple, energy consumption is low and charcoal product functional group is abundant.The wet method charing is a kind of Perfected process of preparation charcoal.
The wet method carbonizing apparatus comprises various reactors, all is usually to adopt heat energy directly or indirectly to heat biomass to make it charing, and carbonization time is generally longer, for several hrs did not wait to several days.Prepare the charcoal device as some novel wet method, by changing distribution mode and the quantity of heat transfer tube, to overcome the low deficiency of traditional reactor external jacket heat exchange mode heat transfer efficiency.But its effect is still good inadequately, because arrange heat transfer tube howsoever, the mode that this thing thing transmits heat still can cause calorific loss, thereby slows down preparation efficiency; In addition, heat passage have a directivity, and material is difficult to even intensification, and it is fast to cause occurring the part charing on the space structure, and the part charing is slow, and final product quality is undesirable.
Summary of the invention
Purpose of the present invention is to provide a kind of and can evenly heats up, not have that thermal losses and the high wet method of charing efficient prepare the device of charcoal.
The solution that the present invention solves its technical problem is:
A kind of wet method prepares the device of charcoal, comprises the reaction chamber top opening, that be provided with the tubing system that passes in and out for gas/liquid and the chamber lid that reaction chamber top opening is sealed, and described reaction chamber is connected with microwave generating apparatus.
As further improvement in the technical proposal, the present invention also comprises base, and described reaction chamber is a circular cylindrical cavity, places on the base.
As further improvement in the technical proposal, the bottom of described reaction chamber is provided with the cushion block of a reverse frustoconic, and the assembly periphery of reaction chamber and cushion block has coat of metal, and chamber lid connects with coat of metal and covers reaction chamber.
As further improvement in the technical proposal, the outside of described coat of metal is provided with thermal insulation layer.
As further improvement in the technical proposal, described tubing system comprises two gas phase pipes, and liquid-phase tube, thermopair circular casing, they all are plugged on the chamber and cover and extend in the reaction chamber, and wherein the end that exposes of gas phase pipe is provided with explosion-proof equipment, T-valve and tensimeter; Establish the straight-through valve of gas phase on another root gas phase pipe; The liquid-phase tube bottom extends the interior diapire of reaction chamber and presses close to its bending; Establish the straight-through valve of liquid phase on the liquid-phase tube; Described tubing system also comprises cooling tube, and hide in the lid of chamber at cooling tube two, and interlude is arranged in reaction chamber and bends to U-shaped, presses close to reaction chamber wall.
As further improvement in the technical proposal, described microwave generating apparatus is positioned at the cushion block bottom, and outer side is coated by coat of metal.
As further improvement in the technical proposal, the below of described reaction chamber is provided with oscillation device.
As further improvement in the technical proposal, described oscillation device comprises the carriage that is located under the base, is provided with eccentric wheel between carriage and the base.
The invention has the beneficial effects as follows: the present invention combines microwave heating technique with the wet method charing, produce microwave by microwave generating apparatus, reaction chamber and chamber lid form microwave resonator, can carry out rapid heating to the biomass that join in the reaction chamber, make material generation carbonization reaction, thereby prepare charcoal.Adopt microwave endogenous type of heating in the carbonization process of the present invention, without any heat transfer process, rate of heating is fast and even, does not have additional heat consumption, and energy consumption is inefficient high, can be used to wet method and prepares charcoal.
Description of drawings
In order to be illustrated more clearly in the technical scheme among the utility model embodiment, the accompanying drawing of required use is done simple declaration in will describing embodiment below.Obviously, described accompanying drawing is a part of embodiment of the present invention, rather than whole embodiment, and those skilled in the art can also be according to other designs and the accompanying drawing of these accompanying drawings acquisitions under the prerequisite of not paying creative work.
Fig. 1 is structural representation of the present invention.
Embodiment
Below with reference to embodiment and accompanying drawing the technique effect of design of the present invention, concrete structure and generation is removed, intactly described, with sufficient understanding purpose of the present invention, feature and effect.Obviously; described embodiment is a part of embodiment of the present invention, rather than whole embodiment, based on embodiments of the invention; other embodiment that those skilled in the art obtains under the prerequisite of not paying creative work all belong to the scope of protection of the invention.In addition, all connection/annexations of mentioning in the literary composition are not to refer to that singly member directly joins, and refer to and can connect auxiliary by adding or reducing according to concrete performance, form more excellent draw bail.
With reference to Fig. 1, a kind of wet method prepares the device of charcoal, comprises the reaction chamber 4 top opening, that be provided with the tubing system that passes in and out for gas/liquid and the chamber of reaction chamber 4 top openings sealings is covered 7, and described reaction chamber 4 is connected with microwave generating apparatus.
Be further used as preferred embodiment, the present invention also comprises base 26, and described reaction chamber 4 is a circular cylindrical cavity, places on the base 26.
Be further used as preferred embodiment, the bottom of described reaction chamber 4 is provided with the cushion block 3 of a reverse frustoconic, and reaction chamber 4 has coat of metal 21 with the assembly periphery of cushion block 3, and chamber lid 7 connects with coat of metal 21 and covers reaction chamber 4.Particularly; described reaction chamber 4 is cavitys that insulating material such as pottery good by wave penetrate capability, the energy high temperature high voltage resistant surround; cushion block 3 also adopts and reaction chamber 4 identical materials; chamber lid 7 is stainless steel metal spare with coat of metal 21; not only can prevent that also microwave leakage is to environment to reaction chamber 4 internal reflection microwaves.
Be further used as preferred embodiment, the outside of described coat of metal 21 is provided with thermal insulation layer 5.Described thermal insulation layer 5 can be outer by the asbestos packing layer of metal level, can be prevented further that by metal level microwave leakage is to environment outward.
Be further used as preferred embodiment, described tubing system comprises two gas phase pipes 9,10, and liquid-phase tube 16, thermopair circular casing 6, they all are plugged on the chamber lid 7 and extend in the reaction chamber 4, and wherein the end that exposes of gas phase pipe 9 is provided with explosion-proof equipment 14, T-valve 13 and tensimeter 12; Establish the straight-through valve 8,11 of gas phase on another root gas phase pipe 10; Liquid-phase tube 16 bottoms extend reaction chamber 4 interior diapires and press close to its bending; Establish the straight-through valve 15,17 of liquid phase on the liquid-phase tube 16; Described tubing system also comprises cooling tube 19, and hide in chamber lid 7 at cooling tube 19 two, and interlude is arranged in reaction chamber 4 and bends to U-shaped, presses close to reaction chamber 4 inwalls.Particularly, above-mentioned various pipelines are stainless steel component, heat-resisting antiknock.
Establish rupture disk in the explosion-proof equipment 14, prevent that air pressure is excessive and cause pipeline burst, by the cooperation of various pipelines and valve, can pressurize to reaction chamber 4, the action of exhaust, discharging and sampling.
Be further used as preferred embodiment, described microwave generating apparatus is positioned at cushion block 3 bottoms, and outer side is coated by coat of metal 21.Owing to carry out more evenly in order to allow be reflected in the material; possibly reaction chamber 4 is carried out oscillation treatment in the subsequent step; therefore the cushion block 3 that designs reverse frustoconic increases the steadiness of device structure, slows down rigid shock, but while coat of metal 21 microwave reflections.
Be further used as preferred embodiment, the below of described reaction chamber 4 is provided with oscillation device.
Be further used as preferred embodiment, described oscillation device comprises the carriage 1 that is located under the base 26, is provided with eccentric wheel 25 between carriage 1 and the base 26.Particularly, described eccentric wheel 25 produces vibration by the rotation of peripheral hardware driven by motor, thus material in the reciprocating vibration chamber.
Particularly, described microwave generating apparatus comprises microwave generator 24 and waveguide 23, and microwave generator 24 is positioned on the carriage 1, and waveguide 23 is located at above the microwave generator 24 and leads to reaction chamber 4, and microwave source is provided.Base 26 centers are provided with the conducting slip ring of being made by heatproof insulating materials such as Teflons 27, provide working current by conducting slip ring 27 for microwave generator 24.And described microwave generating apparatus is to control by the control device that is located at band control panel on one side, so that whole experiment safety is controlled, improves level of automation.
During work, will the material and water desired proportions mixing of charing after, add proper catalyst as required after, put into reaction chamber 4, place in the coat of metal 21, lid upper chamber cover 7, the nut 18 on 20 of tighting a bolt makes reaction chamber 4 be in air-tight state.Open successively the straight-through valve 15 of liquid phase on the liquid- phase tube 16,17 and gas phase pipe 9 on T-valve 13, connect source of the gas, import rare gas elementes such as nitrogen, argon gas from liquid-phase tube 16 mouths of pipe, observe the situation of giving vent to anger of T-valve 13, after the affirmation air-flow is unimpeded, open the straight-through valve 8,11 of gas phase on the gas phase pipe 10 successively, suitably adjust T-valve 13, gas is derived from the mouth of pipe of T-valve 13 and gas phase pipe 10, and about 10 min that ventilate are to drain air in the reaction chamber 4.Close the straight-through valve 11 of straight-through valve gas phase, 8 and source of the gas, T-valve 13, the straight-through valve 15,17 of liquid phase successively, unload source of the gas.Open the power switch on the control device, make microwave generator 24 in running order, reaction chamber 4 is heated.Can regulate the knob on the carbonizing apparatus control panel as required in the reaction process, regulate power, flutter rate and the reaction times of microwave.The temperature of reaction chamber 4 and pressure can insert thermocouple thermometer and tensimeter 12 acquisitions by thermoelectric couple sleeve pipe 6 in the reaction process.After reaction finished, microwave heating was closed, and imported water coolant to cooling tube 19, and the cooling of accelerated reaction chamber when treating that pressure, temperature are down near normal temperature and pressure, can be settled gas producing device at T-valve 13, carries out gas collecting.After confirming safety, as required, or turn on nut 18, take out reaction chamber 4, or by open the straight-through valve 8 of gas phase on the gas phase pipe 10,11 and liquid-phase tube 16 on the straight-through valve 15,17 of liquid phase, T-valve 13 keeps closing, feed rare gas element to gas phase pipe 10, reactive material is gone out from liquid-phase tube 16 mouths of pipe, the collection of carrying out liquid, solid product with separate pending analysis.
More than be that preferred embodiments of the present invention is specified, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent modifications or replacement under the prerequisite of spirit of the present invention, the modification that these are equal to or replacement all are included in the application's claim institute restricted portion.
Claims (3)
1. a wet method prepares the device of charcoal, it is characterized in that: comprise reaction chamber (4) the top opening, that be provided with the tubing system that passes in and out for gas/liquid and the chamber lid (7) that reaction chamber (4) top opening is sealed, described reaction chamber (4) is connected with microwave generating apparatus; Described tubing system comprises two gas phase pipes (9,10), and liquid-phase tube (16), thermopair circular casing (6), they all are plugged on chamber lid (7) and go up and extend in the reaction chamber (4), and wherein the end that exposes of a gas phase pipe (9) is provided with explosion-proof equipment (14), T-valve (13) and tensimeter (12); Establish the straight-through valve (8,11) of gas phase on another root gas phase pipe (10); Liquid-phase tube (16) bottom extends the interior diapire of reaction chamber (4) and presses close to its bending; Establish the straight-through valve (15,17) of liquid phase on the liquid-phase tube (16); Described tubing system also comprises cooling tube (19), and hide in chamber lid (7) at cooling tube (19) two, and interlude is arranged in reaction chamber (4) and bends to U-shaped, presses close to reaction chamber (4) inwall;
The device that described wet method prepares charcoal also comprises base (26), and described reaction chamber (4) is a circular cylindrical cavity, places on the base (26);
The bottom of described reaction chamber (4) is provided with the cushion block (3) of a reverse frustoconic, and the assembly periphery of reaction chamber (4) and cushion block (3) has coat of metal (21), and chamber lid (7) connects with coat of metal (21) and covers reaction chamber (4);
Described microwave generating apparatus is positioned at cushion block (3) bottom, and outer side is coated by coat of metal (21);
The below of described reaction chamber (4) is provided with oscillation device.
2. wet method according to claim 1 prepares the device of charcoal, it is characterized in that: the outside of described coat of metal (21) is provided with thermal insulation layer (5).
3. wet method according to claim 1 prepares the device of charcoal, it is characterized in that: described oscillation device comprises the carriage (1) that is located under the base (26), is provided with eccentric wheel (25) between carriage (1) and the base (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104585400A CN102533293B (en) | 2011-12-31 | 2011-12-31 | Device for preparing biochar by adopting wet process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104585400A CN102533293B (en) | 2011-12-31 | 2011-12-31 | Device for preparing biochar by adopting wet process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102533293A CN102533293A (en) | 2012-07-04 |
| CN102533293B true CN102533293B (en) | 2013-08-14 |
Family
ID=46341353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104585400A Active CN102533293B (en) | 2011-12-31 | 2011-12-31 | Device for preparing biochar by adopting wet process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102533293B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102936505B (en) * | 2012-10-31 | 2014-08-27 | 沈阳农业大学 | Biochar charring furnace for laboratory |
| TWI498512B (en) * | 2014-03-12 | 2015-09-01 | China Steel Corp | Apparatus and treatment procedure of biomass carbonization, and method for suppressing fouling of exhaust duct |
| CN110662820B (en) * | 2017-03-27 | 2021-05-25 | 扫描船有限公司 | Microwave pyrolysis reactor |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100371067C (en) * | 2006-03-30 | 2008-02-27 | 大连理工大学 | Pressure type microwave reactor |
| US10072227B2 (en) * | 2008-07-04 | 2018-09-11 | University Of York | Microwave torrefaction of biomass |
| CN101962557A (en) * | 2010-09-17 | 2011-02-02 | 昆明理工大学 | Combined process for preparing biomass carbon reductant and producing industrial silicon |
| CN102069086B (en) * | 2010-11-17 | 2013-01-09 | 山东大学 | Method for reclaiming and treating electronic waste |
-
2011
- 2011-12-31 CN CN2011104585400A patent/CN102533293B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102533293A (en) | 2012-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107828431B (en) | A kind of method of the microwave-assisted converting fuel oil of shell class waste | |
| CN107987866A (en) | A kind of device and method of the efficient depolymerization co-producing bio-oil of solid waste microwave and charcoal | |
| CN107723015B (en) | Downdraft type device for fast pyrolysis of biomass | |
| CN102533293B (en) | Device for preparing biochar by adopting wet process | |
| CN207716869U (en) | A kind of horizontal smelting vacuum furnace device | |
| CN107652995B (en) | A kind of method that vinasse fast pyrogenation prepares biological flue gas | |
| WO2022257413A1 (en) | System and method for preparing carbon nanofibers and hydrogen by means of continuous microwave pyrolysis | |
| CN202212195U (en) | High-temperature pyrolysis reaction kettle | |
| CN206318947U (en) | Continuous type waste plastics circulates cracking system | |
| CN108559538A (en) | A kind of biomass pyrolysis furnace | |
| CN114031071A (en) | Method and equipment for preparing graphene by microwave excitation catalysis self-propagating | |
| CN110155941B (en) | Microwave heating hydrogen production device based on thermochemical cycle, hydrogen production method and application | |
| CN201947524U (en) | Large-area high-power microwave plasma annular microwave chamber and device with same | |
| CN210085370U (en) | Biomass microwave catalytic pyrolysis integrated device for catalyst regeneration | |
| CN103269535A (en) | Microwave material science workstation | |
| CN107674699B (en) | Method for quickly pyrolyzing saponified substance of waste cooking oil | |
| CN100343367C (en) | Method and device for producing fuel oil by using waste plastic | |
| RU117763U1 (en) | TECHNOLOGICAL REACTOR | |
| CN103721691A (en) | Movable rake tooth type microwave oven for regenerating powdered activated carbon | |
| CN203984707U (en) | Electromagnetic heater and heating system | |
| CN202538773U (en) | Chemical reaction tank | |
| CN209430253U (en) | High-temperature flue gas electricity generation system based on Stirling thermal engine operating | |
| CN109852436A (en) | Coal tar microwave ultraviolet catalytic pyrolysis equipment in a kind of raw coke oven gas | |
| CN208356726U (en) | A kind of alkali corrosion resistance high-temperature high-pressure reaction kettle | |
| CN207811678U (en) | A kind of device of solid waste microwave efficient depolymerization co-producing bio-oil and charcoal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 510650 No. 808 Tianyuan Road, Tianhe District, Guangzhou, Guangdong Patentee after: GUANGDONG INSTITUTE OF ECO-ENVIRONMENTAL SCIENCE & TECHNOLOGY Address before: 510650 808 Tianyuan Road, Guangzhou, Guangdong Patentee before: GUANGDONG INSTITUTE OF ECO-ENVIRONMENT AND SOIL SCIENCES |
|
| CP03 | Change of name, title or address | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Tianhe District Tianyuan road Guangzhou City, Guangdong province 510650 No. 808 Patentee after: Institute of ecological environment and soil, Guangdong Academy of Sciences Address before: Tianhe District Tianyuan road Guangzhou City, Guangdong province 510650 No. 808 Patentee before: GUANGDONG INSTITUTE OF ECO-ENVIRONMENTAL SCIENCE & TECHNOLOGY |
|
| CP01 | Change in the name or title of a patent holder |