CN112899028A - Improved biomass gasification furnace with dry slag discharge and continuous feeding functions - Google Patents
Improved biomass gasification furnace with dry slag discharge and continuous feeding functions Download PDFInfo
- Publication number
- CN112899028A CN112899028A CN202110062953.0A CN202110062953A CN112899028A CN 112899028 A CN112899028 A CN 112899028A CN 202110062953 A CN202110062953 A CN 202110062953A CN 112899028 A CN112899028 A CN 112899028A
- Authority
- CN
- China
- Prior art keywords
- furnace body
- feeding
- pressing plates
- communicating pipe
- biomass
- 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.)
- Pending
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/20—Apparatus; Plants
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/20—Apparatus; Plants
- C10J3/30—Fuel charging devices
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/02—Fixed-bed gasification of lump fuel
- C10J3/20—Apparatus; Plants
- C10J3/34—Grates; Mechanical ash-removing devices
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0913—Carbonaceous raw material
- C10J2300/0916—Biomass
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/141—Feedstock
- Y02P20/145—Feedstock the feedstock being materials of biological origin
Abstract
The invention discloses an improved biomass gasifier with dry slag discharge and continuous feeding, which mainly relates to the technical field of biomass gasifiers; the device comprises a furnace body, wherein an air distribution disc is arranged in the furnace body, a blanking pipe is arranged in the middle of the top of the furnace body, a spiral sealing feeder is arranged at the top of the blanking pipe, a buffer bin is arranged at the top of the spiral sealing feeder, a communicating pipe is vertically arranged at the top of the buffer bin, a feeding barrel extending obliquely downwards is arranged on one side of the top end of the communicating pipe, a conveying belt is installed in the feeding barrel, a plurality of pressing plates are arranged on the lower side of the blanking pipe in an annular array mode, a lifting device is arranged at the tops of the pressing plates, the pressing plates are located in the furnace body, a plurality of temperature probe groups are arranged in the furnace body from bottom to top, and a plurality of secondary air; the biomass combustible gas feeding device can ensure smooth feeding, monitor the fluffy part of the material and perform compaction treatment, and can ensure the quality of the biomass combustible gas.
Description
Technical Field
The invention relates to the technical field of biomass gasification furnaces, in particular to an improved dry-slagging continuous-feeding biomass gasification furnace.
Background
The traditional biomass gasification furnace inevitably mixes air during feeding, so that the quality of combustible biomass gas is reduced, meanwhile, due to the physical characteristics of biomass materials, the problems of uneven blanking and fluffy material layer exist in the furnace body, and the existing biomass gasification furnaces adopting sealed feeding reduce the carrying of air, but easily accumulate materials in a feeding device, so that the conveying of the materials is influenced; some biomass gasification stoves that possess the compaction function have solved the fluffy problem of partial bed of material, but still do not effectually solve the fluffy problem of local bed of material, when adopting compaction device to press the material, often lead to the density of the great position of local density to become bigger to the less position of density can't the compaction all the time, is difficult to realize the pertinence control, is unfavorable for biomass gasification stoves's popularization and application.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides an improved biomass gasification furnace with dry slag discharge and continuous feeding, which can ensure smooth feeding, monitor and compact fluffy parts of materials, and ensure the quality of biomass combustible gas.
In order to achieve the purpose, the invention is realized by the following technical scheme:
an improved dry-slagging continuous-feeding biomass gasification furnace comprises a furnace body, wherein the furnace body adopts a water jacket furnace body consisting of double-layer cylinders, an air distribution disc is arranged in the furnace body, an ash bin is arranged at the bottom of the furnace body and fixedly connected with the furnace body, a blanking pipe is arranged in the middle of the top of the furnace body, a spiral sealing feeder is arranged at the top of the blanking pipe, a buffering bin is arranged at the top of the spiral sealing feeder, a communicating pipe is vertically arranged at the top of the buffering bin, a feeding barrel extending obliquely downwards is arranged on one side of the top end of the communicating pipe, a conveying belt is arranged in the feeding barrel, the top end of the conveying belt is inserted into the communicating pipe, a feeding hopper is arranged at the upper side of the lower part of the feeding barrel, an acute angle is formed between the bottom surface of the feeding hopper and the conveying belt, the, the furnace body is characterized in that a plurality of pressing plates are arranged on the lower side of the blanking pipe in an annular array mode, a lifting device is arranged at the tops of the pressing plates and fixed on the furnace body, the pressing plates are located inside the furnace body, a plurality of temperature probe groups are arranged in the furnace body from bottom to top and each temperature probe group comprises a plurality of temperature probes, each temperature probe group is the same as the pressing plates in number and corresponds to the pressing plates one to one, and a plurality of secondary air ports are arranged on the outer wall of the furnace body from bottom to top.
Preferably, the bottom of buffer feed bin is hourglass hopper-shaped, just the bottom of buffer feed bin is equipped with the star valve.
Preferably, the outer wall of the furnace body, the outer wall of the buffer bin, the top of the communicating pipe and the bottom end of the feeding barrel are all provided with inspection manholes.
Preferably, the pressure plate is a sector plate.
Preferably, the lifting device is located at one end of the top of the pressing plate, a telescopic rod is vertically arranged at one end, far away from the lifting device, of the top of the pressing plate, and the top end of the telescopic rod is fixedly connected with the furnace body.
Compared with the prior art, the invention has the beneficial effects that:
the invention adopts a sealing design integrally, can greatly reduce the air mixed in during feeding, and can realize continuous sealing feeding in the gasification process; the pressing plates arranged in an array can be used for compacting the local part in the furnace body in a targeted manner, and the temperature probes arranged in an upper group and a lower group in an array manner can be used for monitoring whether the material layer is fluffy or not in real time, so that the problem of fluffy material layer can be effectively solved, and targeted control is realized; after the materials in the feeding cylinder enter the communicating pipe, the materials enter the buffering material bin, so that vertical blanking can be realized, the materials are prevented from being accumulated at the joint of the buffering material bin and the feeding cylinder, the smooth feeding can be ensured, and the generation efficiency of the biomass combustible gas is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a layout view of the pressing plate.
The reference numbers in the drawings: 1. a furnace body; 2. an air distribution plate; 3. a blanking pipe; 4. a screw seal feeder; 5. a buffer bin; 6. a communicating pipe; 7. a feeding cylinder; 8. a conveyor belt; 9. a feed hopper; 10. pressing a plate; 11. a lifting device; 12. a temperature probe; 13. a secondary tuyere; 14. a star valve; 15. an inspection manhole; 16. a telescopic rod; 17. and a slag bin.
Detailed Description
The invention will be further illustrated with reference to the following specific examples. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
Example (b): as shown in attached drawings 1-2, the invention relates to an improved dry-slagging continuous feeding biomass gasification furnace, which comprises a furnace body 1, wherein the furnace body 1 adopts a water jacket furnace body consisting of double-layer cylinders, an air distribution disc 2 and a driving device for driving the air distribution disc 2 to rotate are arranged in the furnace body 1, an ash bin 17 is welded at the bottom of the furnace body, a blanking pipe 3 is vertically welded in the middle of the top of the furnace body 1, the bottom end of the blanking pipe 3 is communicated with the furnace body 1, a valve is arranged on the blanking pipe 3 for ensuring the sealing property of the furnace body 1, a spiral sealing feeder 4 is horizontally arranged at the top of the blanking pipe 3, a buffer bin 5 is arranged at the top of the spiral sealing feeder 4, the buffer bin 5 is communicated with the spiral sealing feeder 4 through a vertical pipe, and the valve is arranged on the vertical pipe for ensuring the sealing property. The vertical welding in top of buffer bin 5 has communicating pipe 6, the bottom of communicating pipe 6 communicates with buffer bin 5, the welding of one side on the top of communicating pipe 6 has a feeding section of thick bamboo 7 that extends to one side, install conveyer belt 8 along the length direction of feeding section of thick bamboo 7 in the feeding section of thick bamboo 7, the top of conveyer belt 8 inserts in communicating pipe 6, the upside of the lower part of feeding section of thick bamboo 7 is equipped with feeder hopper 9, for further reducing the bringing in of air, can install the double helix feeder in feeder hopper 9, be the acute angle between the bottom surface of feeder hopper 9 and conveyer belt 8, the minimum point of feeder hopper 9 bottom is to the upper surface butt of conveyer belt 8, the downside ring array of blanking pipe 3 is equipped with a plurality of clamp plates 10, the top of clamp plate 10 is equipped with elevating gear 11, elevating gear 11 is fixed on furnace body 1, clamp plate 10 is located the inside, elevating gear 11 can adopt the pneumatic cylinder, and the pneumatic cylinder is installed at the top of furnace body 1, and the jar pole of pneumatic cylinder is vertical to be inserted in furnace body 1, be equipped with a plurality of temperature probe group, every group in the furnace body 1 temperature probe group all includes a plurality of temperature probe 12, every group temperature probe 12's quantity is the same with the quantity of clamp plate 10, and with clamp plate 10 one-to-one, utilizes the temperature of the downside of temperature probe 12 real-time supervision clamp plate 10, judges through the temperature whether there is the fluffy problem in bed of material, and then judges whether to carry out the compaction, monitors through multiunit temperature probe group, can reduce the fault rate, reduces the error, be equipped with a plurality of groups secondary air port 13 on the outer wall of furnace body 1 from bottom to top, through the targeted air inlet of secondary air port 13, can improve the mobility of the air.
Preferably, in order to facilitate the blanking and further reduce the air entrainment, the bottom end of the buffer bin 5 is funnel-shaped, and a star valve 14 is arranged at the bottom end of the buffer bin 5.
Preferably, in order to facilitate maintenance, inspection manholes 15 are formed in the outer wall of the furnace body 1, the outer wall of the buffer bin 5, the top of the communicating pipe 6 and the bottom end of the feeding barrel 7.
Preferably, the pressing plate 10 is a sector plate in order to secure a compaction area.
Preferably, in order to guarantee the stability that the pressing plate reciprocated, elevating gear 11 is located the one end at the top of pressing plate 10 is kept away from the vertical telescopic link 16 that is equipped with of one end of elevating gear 11, the top and the furnace body 1 fixed connection of telescopic link 16, telescopic link 16 can provide the direction for the reciprocating of pressing plate 10, can guarantee the stability that the pressing plate reciprocated.
The invention adopts a sealing design integrally, can greatly reduce the air mixed in during feeding, and can realize continuous sealing feeding in the gasification process; the pressing plates 10 arranged in an array can be used for performing targeted compaction treatment on the local part in the furnace body 1, and the upper group and the lower group of temperature probes 12 arranged in an array can be used for monitoring whether the material layer is fluffy or not in real time, so that the problem of fluffy material layer can be effectively solved, and targeted control is realized; after the materials in the feeding cylinder 7 enter the communicating pipe 6, the materials enter the buffering material bin 5, vertical blanking can be achieved, the materials are prevented from being accumulated at the joint of the buffering material bin 5 and the feeding cylinder 7, feeding smoothness can be guaranteed, and the generation efficiency of biomass combustible gas is improved.
Claims (5)
1. The utility model provides an improved generation arranges sediment biomass gasification stove in succession futilely, includes furnace body (1), furnace body (1) adopts the water jacket furnace body that constitutes by double-deck barrel, be equipped with air distribution dish (2) in furnace body (1), the bottom of furnace body (1) is equipped with ash storehouse (17), ash storehouse (17) and furnace body (1) fixed connection, the middle part at furnace body (1) top is equipped with blanking pipe (3), the top of blanking pipe (3) is equipped with spiral seal feeder (4), the top of spiral seal feeder (4) is equipped with buffering feed bin (5), its characterized in that: the top of the buffer bin (5) is vertically provided with a communicating pipe (6), one side of the top end of the communicating pipe (6) is provided with a feeding cylinder (7) which extends obliquely downwards, a conveying belt (8) is installed in the feeding cylinder (7), the top end of the conveying belt (8) is inserted into the communicating pipe (6), the upside of the lower part of the feeding cylinder (7) is provided with a feeding hopper (9), an acute angle is formed between the bottom surface of the feeding hopper (9) and the conveying belt (8), the lowest point of the bottom end of the feeding hopper (9) is abutted to the upper surface of the conveying belt (8), the lower side annular array of the blanking pipe (3) is provided with a plurality of pressing plates (10), the top of each pressing plate (10) is provided with a lifting device (11), the lifting devices (11) are fixed on the furnace body (1), the pressing plates (10) are positioned inside the furnace body (1), and a plurality of temperature probe groups are, each temperature probe group comprises a plurality of temperature probes (12), the number of the temperature probes (12) in each group is the same as that of the pressing plates (10) and is in one-to-one correspondence with the pressing plates (10), and a plurality of groups of secondary air ports (13) are arranged on the outer wall of the furnace body (1) from bottom to top.
2. The improved dry-slagging continuous-feed biomass gasifier according to claim 1, characterized in that: the bottom of buffer feed bin (5) is hourglass hopper-shaped, just the bottom of buffer feed bin (5) is equipped with star valve (14).
3. The improved dry-slagging continuous-feed biomass gasifier according to claim 1, characterized in that: an inspection manhole (15) is arranged on the outer wall of the furnace body (1), the outer wall of the buffer bin (5), the top of the communicating pipe (6) and the bottom end of the feeding barrel (7).
4. The improved dry-slagging continuous-feed biomass gasifier according to claim 1, characterized in that: the pressing plate (10) is a sector plate.
5. The improved dry-slagging continuous-feed biomass gasifier according to claim 1, characterized in that: the furnace body heating furnace is characterized in that the lifting device (11) is located at one end of the top of the pressing plate (10), an expansion rod (16) is vertically arranged at one end, far away from the lifting device (11), of the top of the pressing plate (10), and the top end of the expansion rod (16) is fixedly connected with the furnace body (1).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110062953.0A CN112899028A (en) | 2021-01-18 | 2021-01-18 | Improved biomass gasification furnace with dry slag discharge and continuous feeding functions |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110062953.0A CN112899028A (en) | 2021-01-18 | 2021-01-18 | Improved biomass gasification furnace with dry slag discharge and continuous feeding functions |
Publications (1)
Publication Number | Publication Date |
---|---|
CN112899028A true CN112899028A (en) | 2021-06-04 |
Family
ID=76115076
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110062953.0A Pending CN112899028A (en) | 2021-01-18 | 2021-01-18 | Improved biomass gasification furnace with dry slag discharge and continuous feeding functions |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN112899028A (en) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0894843A1 (en) * | 1997-07-30 | 1999-02-03 | Noell-KRC Energie- und Umwelttechnik GmbH | Process and apparatus for gazifying compacted and compactable organic materials |
CN201144222Y (en) * | 2007-11-23 | 2008-11-05 | 合肥天焱绿色能源开发有限公司 | Fixed bed type pressure gasification furnace for biomass briquetting |
CN102358851A (en) * | 2011-08-30 | 2012-02-22 | 张建超 | Horizontal plasma garbage gasification reaction chamber and gasification technology thereof |
CN202829965U (en) * | 2012-06-08 | 2013-03-27 | 合肥德博生物能源科技有限公司 | Upper suction type fixed bed biomass gasifier |
CN205974421U (en) * | 2016-08-22 | 2017-02-22 | 王西海 | Biomass gasification generating furnace |
CN112126467A (en) * | 2020-08-12 | 2020-12-25 | 山东信科环境科学研究院有限公司 | Dry slag-discharging continuous feeding biomass gasification furnace |
-
2021
- 2021-01-18 CN CN202110062953.0A patent/CN112899028A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0894843A1 (en) * | 1997-07-30 | 1999-02-03 | Noell-KRC Energie- und Umwelttechnik GmbH | Process and apparatus for gazifying compacted and compactable organic materials |
CN201144222Y (en) * | 2007-11-23 | 2008-11-05 | 合肥天焱绿色能源开发有限公司 | Fixed bed type pressure gasification furnace for biomass briquetting |
CN102358851A (en) * | 2011-08-30 | 2012-02-22 | 张建超 | Horizontal plasma garbage gasification reaction chamber and gasification technology thereof |
CN202829965U (en) * | 2012-06-08 | 2013-03-27 | 合肥德博生物能源科技有限公司 | Upper suction type fixed bed biomass gasifier |
CN205974421U (en) * | 2016-08-22 | 2017-02-22 | 王西海 | Biomass gasification generating furnace |
CN112126467A (en) * | 2020-08-12 | 2020-12-25 | 山东信科环境科学研究院有限公司 | Dry slag-discharging continuous feeding biomass gasification furnace |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN201857370U (en) | External biomass spiral feeder | |
CN104893747A (en) | Internally rotary dedusting type solid heat carrier and moving bed pulverized coal pyrolysis method and device | |
CN101907302B (en) | Built-in biomass screw feeder | |
CN112126468A (en) | Differential rotating bed continuous feeding biomass gasification furnace | |
CN105018154B (en) | Biomass double fluidized-bed indirect gasification system and its control method | |
CN112899028A (en) | Improved biomass gasification furnace with dry slag discharge and continuous feeding functions | |
CN213387827U (en) | Raw material diversified active coke internal heating type rotary furnace | |
CN206916081U (en) | Even distribution device and fixed-bed gasification furnace are fed under a kind of fixed-bed gasification furnace | |
CN201857371U (en) | Built-in spiral biomass feeder | |
CN112126467A (en) | Dry slag-discharging continuous feeding biomass gasification furnace | |
CN112646604A (en) | Sleeve type double-oxidation-layer fixed bed gasification furnace and organic solid waste gasification method | |
CN112899029A (en) | Improved generation differential revolving bed continuous feed biomass gasification stove | |
CN211811381U (en) | Ground bin tank for oil field | |
CN209722054U (en) | Household biomass gasifier | |
CN209601415U (en) | A kind of anti-clogging star-shaped discharge valve | |
CN209797881U (en) | Fluidized bed gasifier suitable for low ash fusion point raw materials | |
CN209602470U (en) | Circulating Fluidized Bed Gasifier For Biomass material returning device carbonizing device | |
CN106753505B (en) | A kind of tilting biomass through pyrolysis reaction unit | |
CN201567236U (en) | Continuous type charring device | |
CN109762605A (en) | Circulating Fluidized Bed Gasifier For Biomass material returning device carbonizing device | |
CN220376618U (en) | Downdraft high-temperature gasification furnace | |
CN217973073U (en) | Rotary downdraft straw pyrolysis carbon gas co-production equipment | |
CN112175683B (en) | Horizontal manure gasification furnace | |
CN205368269U (en) | Living beings moving bed gasification stove | |
CN210635942U (en) | Drum-type rice husk carbonizing apparatus |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210604 |