CN111320994A - Quick production facility of straw active carbon for soil improvement - Google Patents
Quick production facility of straw active carbon for soil improvement Download PDFInfo
- Publication number
- CN111320994A CN111320994A CN202010160052.0A CN202010160052A CN111320994A CN 111320994 A CN111320994 A CN 111320994A CN 202010160052 A CN202010160052 A CN 202010160052A CN 111320994 A CN111320994 A CN 111320994A
- Authority
- CN
- China
- Prior art keywords
- carbomorphism
- inner bag
- soil improvement
- activated carbon
- heat
- 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.)
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 239000010902 straw Substances 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 239000002689 soil Substances 0.000 title claims abstract description 17
- 229910052799 carbon Inorganic materials 0.000 title claims description 9
- 238000003763 carbonization Methods 0.000 claims abstract description 29
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000003546 flue gas Substances 0.000 claims abstract description 24
- 239000007789 gas Substances 0.000 claims abstract description 16
- 238000002485 combustion reaction Methods 0.000 claims abstract description 15
- 238000000197 pyrolysis Methods 0.000 claims abstract description 11
- 238000009825 accumulation Methods 0.000 claims abstract description 6
- 239000011449 brick Substances 0.000 claims abstract description 5
- 238000002360 preparation method Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000003610 charcoal Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 4
- 238000011068 loading method Methods 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims description 2
- 239000000779 smoke Substances 0.000 claims 4
- 238000009413 insulation Methods 0.000 claims 1
- 239000002028 Biomass Substances 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract 1
- 238000005469 granulation Methods 0.000 abstract 1
- 230000003179 granulation Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 238000004321 preservation Methods 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 238000005338 heat storage Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000013589 supplement Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000011232 storage material Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000035558 fertility Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Coke Industry (AREA)
Abstract
The invention discloses a quick production device of straw activated carbon for soil improvement, which comprises a crushing device, a feeding auger and a carbonization furnace, and is characterized in that: set up the carbomorphism inner bag by the preparation of heat accumulation brick in the retort, be provided with pyrolysis gas export at carbomorphism inner bag top, outside at the carbomorphism inner bag sets up the lagging casing, enclose between carbomorphism inner bag top and lagging casing and close and form the combustion chamber, form flue gas passageway between lagging casing and carbomorphism inner bag, set up the exhanst gas outlet in the bottom of lagging casing, it has the heat pipe to inlay on the lateral wall of carbomorphism inner bag and the roof, still be provided with the feeder hopper on the retort, the feeder hopper bottom is passed through the inlet pipe and is direct and the intercommunication of carbomorphism inner bag inner. Compared with the prior art, the invention has the following advantages: the heat generated by the pyrolysis gas is used for biomass carbonization without external heat; the energy consumption of intermediate transportation and granulation is reduced, and the energy utilization efficiency is high.
Description
Technical Field
The invention relates to the technical field of biomass carbonization, in particular to a quick production device of straw activated carbon for soil improvement.
Background
The use of activated carbon in modern agriculture to improve soil impoundment and fertility is a well established technique. However, the activated carbon currently used in this aspect is obtained by a conventional method, and the production process is usually to collect raw materials (especially biomass raw materials) and then to crush the raw materials into biomass particles in a factory, and then to perform a carbonization treatment. In this process, a large amount of energy is consumed for transportation. The carbonization process of the straw needs high temperature, the heat storage material is usually used for reserving heat, but the heat storage material needs continuous heat storage-heat release-heat storage processes, and continuous production cannot be realized.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a quick production device of straw activated carbon for soil improvement.
The invention is realized by the following technical scheme: the utility model provides a quick production facility of straw active carbon for soil improvement, includes breaker, material loading auger and retort, its characterized in that: set up the carbomorphism inner bag by the preparation of heat accumulation brick in the retort, be provided with pyrolysis gas export at carbomorphism inner bag top, outside at the carbomorphism inner bag sets up the lagging casing, enclose between carbomorphism inner bag top and lagging casing and close and form the combustion chamber, form flue gas passageway between lagging casing and carbomorphism inner bag, set up the exhanst gas outlet in the bottom of lagging casing, it has the heat pipe to inlay on the lateral wall of carbomorphism inner bag and the roof, still be provided with the feeder hopper on the retort, the feeder hopper bottom is passed through the inlet pipe and is direct and the intercommunication of carbomorphism inner bag inner.
As a further improvement to the scheme, a rotating blade is further arranged in the carbonization inner container and is connected with a driving motor arranged outside the heat-insulating shell through a rotating shaft.
As a further improvement to the above scheme, a draft tube cover is further arranged in the carbonization inner container, the draft tube cover is vertically arranged, the rotating blade is arranged in the draft tube cover, and the driving motor drives the rotating blade to form downward moving air flow.
As a further improvement of the scheme, an airflow rotation starting device is arranged at the bottom of the guide cylinder cover.
As a further improvement to the scheme, the lowest part of the bottom of the carbonization inner container is provided with a discharge opening, the discharge opening is connected with the carbon discharge auger through a discharge pipe, the inner side of the discharge opening is provided with a water spray nozzle, and the water spray nozzle is connected with a water pump.
As a further improvement to the scheme, a heat exchange jacket is arranged on the outer side of the carbon discharge auger, the inlet of the heat exchange jacket is connected with the air blower, and the outlet of the heat exchange jacket is communicated with the combustion chamber.
As a further improvement to the proposal, the bottom of the carbonization inner container is provided with an air supplement port which is connected with the outlet of the heat exchange jacket.
As a further improvement of the scheme, a flue gas jacket is arranged outside the feeding auger, and an inlet of the flue gas jacket is communicated with a flue gas outlet through a flue gas fan.
As a further improvement to the above scheme, a spiral guide plate is arranged in the flue gas channel.
Compared with the prior art, the invention has the following technical advantages: the heat generated by the pyrolysis gas is used for biomass carbonization without external energy; the heat utilization efficiency is high; the inventive method of spraying water in the furnace reduces the carbon discharge temperature and accelerates the discharge of pyrolysis gas.
Drawings
FIG. 1 is a schematic of the present invention.
Detailed Description
The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.
The utility model provides a quick production facility of straw active carbon for soil improvement, includes breaker 1, material loading auger 2 and retort, its characterized in that: set up the carbomorphism inner bag 34 by the preparation of heat accumulation brick in the retort, be provided with pyrolysis gas export 36 at carbomorphism inner bag 34 top, outside at carbomorphism inner bag 34 sets up heat preservation shell 31, enclose between 34 tops of carbomorphism inner bag and heat preservation shell 31 and close formation combustion chamber 33, form flue gas passageway 32 between heat preservation shell 31 and carbomorphism inner bag 34, bottom at heat preservation shell 31 sets up exhanst gas outlet 37, it has heat pipe 4 to inlay on the lateral wall of carbomorphism inner bag 34 and the roof, still be provided with the feeder hopper on the retort, the feeder hopper bottom is directly used preceding sufficient air combustion that lets in to carbomorphism inner bag 34 with the inner bag 34 inner chamber intercommunication of carbomorphism through the inlet pipe, let the retort. The straws are crushed into fine particles by the crushing device 1 and then are conveyed into the carbonization furnace through the feeding auger 2, the fine particles are pyrolyzed in the high-temperature environment of the carbonization furnace to form biomass charcoal and pyrolysis gas, the pyrolysis gas reaches the combustion chamber 33 and then is ignited in the combustion chamber 33, and the flue gas enters the flue gas channel 32 and is finally discharged. In this process, flue gas passageway 32 surrounds in the carbomorphism inner bag 34 outside, sends into carbomorphism inner bag 34 the heat through the heat pipe 4 of inlaying and inserting to store the heat in the heat accumulation brick simultaneously, thereby make carbomorphism inner bag 34 can compromise heat accumulation and heat conduction's function, make the heat of flue gas as much as possible be used for heating the material in carbomorphism inner bag 34, so set up the heat in the effective utilization burning flue gas, make it stay the heat in the carbide stove as far as possible.
The carbonization inner container 34 is also provided with a rotating blade 6, and the rotating blade 6 is connected with a driving motor 62 arranged outside the heat-insulating shell 31 through a rotating shaft 61. The rotating blades 6 form local circulation in the inner cavity of the carbonization inner container 34, and promote uniform distribution of the thermal field.
Still be provided with draft tube cover 5 in the carbomorphism inner bag 34, draft tube cover 5 vertical setting, rotating vane 6 sets up in draft tube cover 5, and driving motor 62 drives rotating vane 6 and forms the air current of downstream. The draft tube cover 5 separates the space inside the carbonization inner container 34, so that the materials are distributed at the positions which are close to the carbonization inner container 34 as far as possible, and meanwhile, the downward pressing air flow forms ascending air flow outside the draft tube cover 5, so that the retention time of the materials on the upper layer is increased, and the carbonization effect is ensured.
An airflow swirling device 51 is arranged at the bottom of the guide shell cover 5. The airflow rotation device 51 enables the material to be distributed on the side close to the wall surface of the carbonization inner container 34, so as to obtain rapid carbonization.
The lowest position of the bottom of the carbonization inner container 34 is provided with a discharge opening, the discharge opening is connected with the charcoal discharging auger 72 through a discharge pipe, the inner side of the discharge opening is provided with a water spray nozzle 8, and the water spray nozzle 8 is connected with a water pump 81. The setting up of water spout 8 can reduce the temperature that is about to the living beings charcoal of discharging fast, avoids the high temperature to discharge back contact air direct combustion and forms the hidden danger, simultaneously through 8 spun water of water spout and the formation vapor of quick vaporization behind the hot charcoal contact, drives the pyrolysis gas in the carbomorphism inner bag 34 to combustion chamber 33, and water and charcoal can also form water gas under high temperature in addition, provide the energy for the carbonization reaction jointly with pyrolysis gas.
The outer side of the charcoal discharging auger 72 is provided with a heat exchange jacket 73, the inlet of the heat exchange jacket 73 is connected with the blower 71, and the outlet is communicated with the combustion chamber 33. Part of the heat of the discharged carbon particles can be further recovered by the heat exchange jacket 73.
An air supplement port 7 is arranged at the bottom of the carbonization inner container 34, and the air supplement port 7 is connected with an outlet of the heat exchange jacket 73. Because the temperature is obviously reduced when the flue gas runs to the bottom, the temperature of the thermal field below the carbonization inner container 34 is lower than that of the top, air is supplemented through the air supplementing port 7 to promote part of materials to be combusted and release heat, and the temperature of the bottom of the carbonization inner container 34 is improved
A flue gas jacket 21 is arranged outside the feeding auger 2, and the inlet of the flue gas jacket 21 is communicated with a flue gas outlet 37 through a flue gas fan 22.
The carbonization inner container 34 is also provided with a heat pipe 4, the heat pipe 4 is vertically arranged, and the bottom of the heat pipe 4 penetrates through the bottom of the carbonization inner container 34 and extends into the combustion chamber 33. The heat pipe 4 can efficiently transfer heat to the inside of the charring inner container 34 by absorbing heat in the combustion chamber 33, particularly, heat radiation during combustion.
A spiral deflector 35 is arranged in the flue gas channel 32. The spiral guide plate 35 enables the flue gas to rotate around the inner cylinder to be pushed, so that the contact time of the flue gas and the inner cylinder is prolonged, the heat exchange is sufficient, and the heat in the flue gas is recycled as much as possible for the carbonization reaction.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a quick production facility of straw active carbon for soil improvement, includes breaker, material loading auger and retort, its characterized in that: set up the carbomorphism inner bag by the preparation of heat accumulation brick in the retort carbomorphism inner bag top is provided with pyrolysis gas export, sets up the lagging casing in the outside of carbomorphism inner bag, encloses between carbomorphism inner bag top and lagging casing and closes and form the combustion chamber, forms flue gas passageway between lagging casing and carbomorphism inner bag, sets up the exhanst gas outlet in the bottom of lagging casing, it has the heat pipe to inlay on the lateral wall of carbomorphism inner bag and the roof, the last feeder hopper that still is provided with of retort, the feeder hopper bottom is passed through the inlet pipe and is direct and the inner chamber intercommunication of carbomorphism inner bag.
2. The fast production equipment of straw activated carbon for soil improvement as claimed in claim 1, characterized in that: still be provided with rotating vane in the carbonization inner bag, rotating vane is connected with the driving motor who sets up outside the insulation casing through the pivot.
3. The fast production equipment of straw activated carbon for soil improvement as claimed in claim 2, characterized in that: still be provided with the draft tube cover in the carbomorphism inner bag, the vertical setting of draft tube cover, rotating vane sets up in the draft tube cover, driving motor drives rotating vane and forms the air current of downstream.
4. The fast production equipment of straw activated carbon for soil improvement as claimed in claim 3, characterized in that: and an airflow rotation starting device is arranged at the bottom of the guide cylinder cover.
5. The fast production equipment of straw activated carbon for soil improvement as claimed in claim 1, characterized in that: the minimum department in carbomorphism inner bag bottom sets up the bin outlet, the bin outlet is connected with row charcoal auger through the blow off pipe the bin outlet inboard is provided with the water spout, the water spout is connected with the water pump.
6. The fast production equipment of straw activated carbon for soil improvement as claimed in claim 5, characterized in that: the outer side of the charcoal discharging auger is provided with a heat exchange jacket, the inlet of the heat exchange jacket is connected with the air blower, and the outlet of the heat exchange jacket is communicated with the combustion chamber.
7. The fast production equipment of straw activated carbon for soil improvement as claimed in claim 6, characterized in that: and an air supplementing port is arranged at the bottom of the carbonization inner container and is connected with an outlet of the heat exchange jacket.
8. The fast production equipment of straw activated carbon for soil improvement as claimed in claim 1, characterized in that: a smoke jacket is arranged outside the feeding auger, and an inlet of the smoke jacket is communicated with a smoke outlet through a smoke fan.
9. The fast production equipment of straw activated carbon for soil improvement as claimed in claim 1, characterized in that: and a spiral guide plate is arranged in the flue gas channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010160052.0A CN111320994B (en) | 2020-03-10 | 2020-03-10 | Quick production facility of straw active carbon for soil improvement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010160052.0A CN111320994B (en) | 2020-03-10 | 2020-03-10 | Quick production facility of straw active carbon for soil improvement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111320994A true CN111320994A (en) | 2020-06-23 |
| CN111320994B CN111320994B (en) | 2021-06-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010160052.0A Active CN111320994B (en) | 2020-03-10 | 2020-03-10 | Quick production facility of straw active carbon for soil improvement |
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| Country | Link |
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| CN (1) | CN111320994B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112520739A (en) * | 2020-12-22 | 2021-03-19 | 河南省大潮炭能科技有限公司 | Special coconut shell carbonization equipment for super-capacitor carbon and production method |
| CN115074144A (en) * | 2022-07-20 | 2022-09-20 | 中国农业科学院农业环境与可持续发展研究所 | Mobile straw pyrolysis carbonization intelligent regulation and control returning treatment method |
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| CN103409154A (en) * | 2012-11-27 | 2013-11-27 | 山东天力干燥股份有限公司 | Composite external heating type dry distillation machine |
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2020
- 2020-03-10 CN CN202010160052.0A patent/CN111320994B/en active Active
Patent Citations (8)
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| CN103409154A (en) * | 2012-11-27 | 2013-11-27 | 山东天力干燥股份有限公司 | Composite external heating type dry distillation machine |
| CN104004544A (en) * | 2014-05-10 | 2014-08-27 | 舒定涛 | Biomass gasifier capable of improving gas yield and combustion gas calorific value |
| CN105950193A (en) * | 2016-05-13 | 2016-09-21 | 农业部规划设计研究院 | Dual-power rotary poly-generation system for continuous biomass dry distillation |
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| CN206396124U (en) * | 2017-01-19 | 2017-08-11 | 商丘瑞新通用设备制造股份有限公司 | Batch (-type) inner container type cracking charing kettle |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112520739A (en) * | 2020-12-22 | 2021-03-19 | 河南省大潮炭能科技有限公司 | Special coconut shell carbonization equipment for super-capacitor carbon and production method |
| CN115074144A (en) * | 2022-07-20 | 2022-09-20 | 中国农业科学院农业环境与可持续发展研究所 | Mobile straw pyrolysis carbonization intelligent regulation and control returning treatment method |
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| Publication number | Publication date |
|---|---|
| CN111320994B (en) | 2021-06-08 |
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Effective date of registration: 20210521 Address after: Room 2402, block C, building 2, zone J, phase II, innovation industrial park, 2800 innovation Avenue, high tech Zone, Hefei City, Anhui Province 230001 Applicant after: Anhui fuel Smart Technology Co.,Ltd. Address before: 230001 56 1401, Hanjia urban forest community, Qianshan Road, Shushan District, Hefei City, Anhui Province Applicant before: Mei Lizhong |
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