CN105524661A - Biomass gasification combustion furnace - Google Patents
Biomass gasification combustion furnace Download PDFInfo
- Publication number
- CN105524661A CN105524661A CN201511001478.7A CN201511001478A CN105524661A CN 105524661 A CN105524661 A CN 105524661A CN 201511001478 A CN201511001478 A CN 201511001478A CN 105524661 A CN105524661 A CN 105524661A
- Authority
- CN
- China
- Prior art keywords
- air
- storage bin
- biomass gasification
- chamber
- combustion furnace
- 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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Classifications
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- 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
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/54—Gasification of granular or pulverulent fuels by the Winkler technique, i.e. by fluidisation
- C10J3/56—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
- 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
-
- 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
- C10J2300/0953—Gasifying agents
- C10J2300/0956—Air or oxygen enriched air
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Solid-Fuel Combustion (AREA)
Abstract
The invention relates to a biomass gasification combustion furnace. The furnace comprises a furnace body, a combustion chamber, a storage bin, a jet zone, a gas collection chamber, a feeding device and a wind supply device, and the combustion chamber, the storage bin, the jet zone and the gas collection chamber are sequentially arranged in the furnace body from bottom to top; the combustion chamber has an inverted-round platform shape, and the sidewall of the combustion chamber is provided with a plurality of wind holes; the storage bin is cylindrical in shape, and the sidewall of the storage bin is provided with a plurality of wind mouths; a wind chamber is sleeved outside the combustion chamber and the storage bin; the feeding device comprises a feeding pipeline, and the feeding pipeline traverses through the outer wall of the wind chamber and then is connected with the storage bin; and the wind supply device is respectively connected with the wind chamber and the feeding pipeline through a wind tube. The biomass gasification combustion furnace has the advantages of simple structure, high combustion efficiency and stable performances.
Description
Technical field
The present invention relates to a kind of roasting kiln, particularly a kind of biomass gasification combustion furnace.
Background technology
Biomass energy is world's fourth largest energy, is only second to coal, oil and natural gas.Along with the development of agricultural, the particularly popularization of carbon green wood, the application of biomass energy is also more and more extensive.The research and development of current Biomass Energy Technology have become one of great heat subject in the world, receive the concern of countries in the world government and scientist.Meanwhile, fluidized-bed combustion boiler is efficient, the low stain clean-burning technology grown up the nearly more than ten years.Because of its have that efficiency of combustion is high, the advantage such as coal adaptability is wide, noxious gas emission concentration is low in flue gas, load regulation range large, lime-ash can fully utilize; under energy scarcity increasingly serious now and environmental protection requirement; at home and abroad obtain and develop rapidly, and to commercialization, large scale development.The flame mechanism of its uniqueness (solids through with gas goods liquid comes into contact and change the process of similar fluid state into, be called fluid mapper process.Fluid mapper process is used for fuel combustion, be fluidized bed combustion, its stove is called fluidized-bed combustion boiler) make fluidized-bed combustion boiler have significant advantage not available for plain cylindrical furnace, comprising: thermo-efficiency is high, stable, simple to operate, fuel tolerance is wide, pollutant discharge amount is low, intensity of combustion is high.Existing biomass fuel boiler, owing to adopting the combustion system of conventional boiler, inevitable exist this poor combustion stability, the problems such as boiler thermal output is low, and smoke dust discharge concentration is large.
Summary of the invention
For overcoming existing biomass gasification combustion furnace complex structure, efficiency of combustion is low, and the shortcoming of unstable properties the invention provides a kind of biomass gasification combustion furnace.
Technical solution of the present invention is:
A kind of biomass gasification combustion furnace, comprises body of heater, combustion chamber, storage bin, fluerics, collection chamber, pay-off and air-supply arrangement, sets gradually combustion chamber, storage bin, fluerics and collection chamber from bottom to up in described body of heater; Described combustion chamber becomes rounding bench-type, and its sidewall offers multiple air holes; Described storage bin becomes cylinder shape, and its sidewall offers multiple air port; Described combustion chamber and storage bin outer cover have air compartment;
Described pay-off comprises charging line, is communicated with after the outer wall of described charging line through air compartment with storage bin;
Described air-supply arrangement is communicated with charging line with air compartment respectively by airduct.
Preferably, described airduct comprises primary air piping and secondary air channel; Described primary air piping one end is communicated with air-supply arrangement, and the other end is connected with the sidewall of air compartment, and described secondary air channel one end is communicated with primary air piping, and the other end is communicated with charging line.
Preferably, described air-supply arrangement is blower fan.
Preferably, thermal insulation layer is provided with in the sidewall of described collection chamber.
Preferably, the top of described collection chamber is provided with and connects open to atmosphere smoke exhaust pipe, and the position higher than smoke exhaust pipe on collection chamber is provided with escape pipe, and described smoke exhaust pipe and escape pipe lay respectively at the both sides of collection chamber.
Preferably, described and the below of combustion chamber is provided with fire grate, the below of the corresponding fire grate of air compartment offers soot door.
Preferably, described pay-off also comprises hopper, reducing motor and auger, and the lower end of described hopper is provided with discharge port and is connected with charging line, is provided with auger in described charging line, the head end of described auger is connected with reducing motor, and end extends in storage bin.
Preferably, described air port is obliquely installed, and is 40-50 ° of angle with level.
Preferably, between described fluerics and collection chamber, be provided with dividing plate, in the middle of described dividing plate, be provided with through hole.
Working process of the present invention is as follows:
The reducing motor of pay-off drives auger to rotate, and biomass material is advanced storage bin; Air is constantly sent in air compartment by primary air piping by air-supply arrangement, air in air compartment enters combustion chamber and storage bin from the air holes of sidewall of combustion chamber and the air port of storage bin sidewall, secondary air channel by blow air in charging line, biomass material is evenly dispelled in storage bin, after the abundant fluidisation of biomass material in combustion chamber, inflammable gas ascension, certain positive pressure is formed in fluerics, and flow to collection chamber by the through hole of division plate, the flue gas that sulfuration produces is discharged by smoke exhaust pipe, and inflammable gas is connected gas line by escape pipe and used; After the abundant fluidisation of biomass material, remaining residue is discharged in air compartment by fire grate, is cleared up residue by soot door.
Beneficial effect of the present invention is:
1, the present invention adopts secondary blast structure, once blow and allow air be entered then upwards by the air holes of sidewall of combustion chamber by the design in the air holes of sidewall of combustion chamber and the inclination air port of storage bin sidewall, the wind-force that the inclination air port touching storage bin sidewall enters, and mix the wind-force entered from charging line, three-dimensional contact fully mixing, eddy flow is formed in combustion chamber and storage bin region, make biomass material tight cure, substantially increase efficiency of combustion, and secondary blast can also make biomass material uniformly dispersing in combustion chamber while anti-non-return cigarette; The back taper design of combustion chamber makes the air entered from air holes better can agitate mixing mutually, makes biomass material tight cure, improves efficiency of combustion; And the present invention, by the plenum chamber structure of unique design, achieves and only adopts ventilator trunk, i.e. a primary air piping, just achieve the wind-force supply to combustion chamber and storage bin, simplified structure, improved equipment dependability.
2, the thermal insulation layer between body of heater and collection chamber effectively can prevent heat losses, and carries out preheating for the biomass material of storage bin;
3, the present invention is by coordinating division plate and through-hole structure in fluerics, assemble in fluerics and form the inflammable gas of certain positive pressure, then inflammable gas flows to collection chamber by the through hole of division plate, because inflammable gas is comparatively light, and pressure is comparatively large, and the flue gas of generation is heavier, the flue gas produced from fluidisation is discharged by smoke exhaust pipe, inflammable gas is sent by escape pipe, can be switched to gas line and use, make the inflammable gas purity that obtains higher;
4, the design of fire grate and soot door can prevent blocking, improves working efficiency;
5, pay-off can supply combustion unit fuel continuously, for industrialized continuous seepage provides guarantee.
Accompanying drawing explanation
Fig. 1 is the structural representation of biomass gasification combustion furnace of the present invention;
In figure each sequence number and title as follows:
1-body of heater; 2-combustion chamber; 3-storage bin; 4-fluerics; 5-collection chamber; 6-pay-off; 7-air-supply arrangement; 8-air holes; 9-air port; 10-air compartment; 11-charging line; 12-primary air piping; 13-secondary air channel; 14-thermal insulation layer; 15-smoke exhaust pipe; 16-escape pipe; 17-soot door; 18-hopper; 19-reducing motor; 20-auger; 21-dividing plate; 22-through hole.
Embodiment
Below by specific embodiment, the present invention is described in detail.
As shown in Figure 1, biomass gasification combustion furnace of the present invention, comprises body of heater 1, combustion chamber 2, storage bin 3, fluerics 4, collection chamber 5, pay-off 6 and air-supply arrangement 7,
Combustion chamber 2, storage bin 3, fluerics 4 and collection chamber 5 is set gradually from bottom to up in described body of heater 1; Described 2 one-tenth, combustion chamber rounding bench-type, its sidewall offers multiple air holes 8; Described storage bin 3 one-tenth cylinder shape, its sidewall offers multiple air port 9; Described combustion chamber 2 and storage bin 3 outer cover have air compartment 10;
Described pay-off 6 comprises charging line 11, is communicated with after the outer wall of described charging line 11 through air compartment 10 with storage bin 3;
Described air-supply arrangement 7 is communicated with charging line 11 with air compartment 10 respectively by airduct.
Described airduct comprises primary air piping 12 and secondary air channel 13; Described primary air piping 12 one end is communicated with air-supply arrangement 7, and the other end is connected with the sidewall of air compartment 10, and described secondary air channel 13 one end is communicated with primary air piping 12, and the other end is communicated with charging line 11.
Described air-supply arrangement 7 is blower fan.
Thermal insulation layer 14 is provided with in the sidewall of described collection chamber 5.
The top of described collection chamber 5 is provided with and connects open to atmosphere smoke exhaust pipe 15, and collection chamber 5 is provided with escape pipe 16 higher than the position of smoke exhaust pipe 15, and described smoke exhaust pipe 15 and escape pipe 16 lay respectively at the both sides of collection chamber 5.
Described and the below of combustion chamber 2 is provided with fire grate, the below of the corresponding fire grate of air compartment 10 offers soot door 17.
Described pay-off 6 also comprises hopper 18, reducing motor 19 and auger 20, the lower end of described hopper 18 is provided with discharge port and is connected with charging line 11, be provided with auger 20 in described charging line 11, the head end of described auger 20 is connected with reducing motor 19, and end extends in storage bin 3.
Described air port 9 is obliquely installed, and is 40-50 ° of angle with level.
Be provided with dividing plate 21 between described fluerics 4 and collection chamber 5, in the middle of described dividing plate 21, be provided with through hole 22.
Working process of the present invention is as follows:
The reducing motor 19 of pay-off 6 drives auger 20 to rotate, and biomass material is advanced storage bin 3, air is constantly sent in air compartment 10 by primary air piping 12 by air-supply arrangement 7, air in air compartment 10 enters combustion chamber 2 and storage bin 3 from the air holes 8 of combustion chamber 2 sidewall and the air port 9 of storage bin 3 sidewall, secondary air channel 13 by blow air in charging line 11, biomass material is evenly dispelled in storage bin 3, after the abundant fluidisation of biomass material in combustion chamber 2, inflammable gas ascension, certain positive pressure is formed in fluerics 4, and flow to collection chamber 5 by the through hole 22 of division plate 21, the flue gas that sulfuration produces is discharged by smoke exhaust pipe 15, inflammable gas is connected gas line by escape pipe 16 and is used, after the abundant fluidisation of biomass material, remaining residue is discharged in air compartment 10 by fire grate, is cleared up by soot door 17 pairs of residues.
Claims (9)
1. a biomass gasification combustion furnace, comprises body of heater (1), combustion chamber (2), storage bin (3), fluerics (4), collection chamber (5), pay-off (6) and air-supply arrangement (7), it is characterized in that:
Combustion chamber (2), storage bin (3), fluerics (4) and collection chamber (5) is set gradually from bottom to up in described body of heater (1); Described combustion chamber (2) becomes rounding bench-type, its sidewall offers multiple air holes (8); Described storage bin (3) becomes cylinder shape, and its sidewall offers multiple air port (9); Described combustion chamber (2) and storage bin (3) outer cover have air compartment (10);
Described pay-off (6) comprises charging line (11), is communicated with after the outer wall of described charging line (11) through air compartment (10) with storage bin (3);
Described air-supply arrangement (7) is communicated with charging line (11) with air compartment (10) respectively by airduct.
2. biomass gasification combustion furnace according to claim 1, is characterized in that: described airduct comprises primary air piping (12) and secondary air channel (13); Described primary air piping (12) one end is communicated with air-supply arrangement (7), and the other end is connected with the sidewall of air compartment (10), and described secondary air channel (13) one end is communicated with primary air piping (12), and the other end is communicated with charging line (11).
3. biomass gasification combustion furnace according to claim 1 and 2, is characterized in that: described air-supply arrangement (7) is blower fan.
4. biomass gasification combustion furnace according to claim 1, is characterized in that: be provided with thermal insulation layer (14) in the sidewall of described collection chamber (5).
5. biomass gasification combustion furnace according to claim 1, it is characterized in that: the top of described collection chamber (5) is provided with and connects open to atmosphere smoke exhaust pipe (15), collection chamber (5) is provided with escape pipe (16) higher than the position of smoke exhaust pipe (15), and described smoke exhaust pipe (15) and escape pipe (16) lay respectively at the both sides of collection chamber (5).
6. biomass gasification combustion furnace according to claim 1, is characterized in that: described and the below of combustion chamber (2) is provided with fire grate, and the below of air compartment (10) corresponding fire grate offers soot door (17).
7. biomass gasification combustion furnace according to claim 1, it is characterized in that: described pay-off (6) also comprises hopper (18), reducing motor (19) and auger (20), the lower end of described hopper (18) is provided with discharge port and is connected with charging line (11), auger (20) is provided with in described charging line (11), the head end of described auger (20) is connected with reducing motor (19), and end extends in storage bin (3).
8. biomass gasification combustion furnace according to claim 1, is characterized in that: described air port (9) is obliquely installed, and is 40-50 ° of angle with level.
9. biomass gasification combustion furnace according to claim 1, is characterized in that: be provided with dividing plate (21) between described fluerics (4) and collection chamber (5), is provided with through hole (22) in the middle of described dividing plate (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511001478.7A CN105524661A (en) | 2015-12-29 | 2015-12-29 | Biomass gasification combustion furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511001478.7A CN105524661A (en) | 2015-12-29 | 2015-12-29 | Biomass gasification combustion furnace |
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| Publication Number | Publication Date |
|---|---|
| CN105524661A true CN105524661A (en) | 2016-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511001478.7A Pending CN105524661A (en) | 2015-12-29 | 2015-12-29 | Biomass gasification combustion furnace |
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| CN (1) | CN105524661A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110652026A (en) * | 2019-11-18 | 2020-01-07 | 云南省烟草公司昭通市公司 | Automatic coal feeding system and device for tobacco leaf bulk curing barn |
| TWI801433B (en) * | 2017-10-19 | 2023-05-11 | 芬柯恩 科森西提維特 | An apparatus for fuel gas production and combustion |
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| CN101486929A (en) * | 2009-02-16 | 2009-07-22 | 熊天东 | Biomass non-pressure gas making machine |
| CN101666492A (en) * | 2009-09-30 | 2010-03-10 | 张建超 | Biomass gasification fired boiler |
| CN103499108A (en) * | 2013-04-08 | 2014-01-08 | 安顺惠烽节能炉具有限责任公司 | Biomass energy-saving furnace |
| JP5446088B2 (en) * | 2007-12-06 | 2014-03-19 | 国立大学法人群馬大学 | Internal circulation type fluidized bed low-temperature contact gasifier and gasification and decomposition method for livestock excreta using the same |
| CN204285422U (en) * | 2014-11-14 | 2015-04-22 | 广西节得乐生物质能源科技有限公司 | Biological particles steam oven |
| CN204329000U (en) * | 2014-11-14 | 2015-05-13 | 广西节得乐生物质能源科技有限公司 | Boiler dedicated biomass particle burning machine |
| CN205328961U (en) * | 2015-12-29 | 2016-06-22 | 广西节得乐生物质能源科技有限公司 | Biomass gasifying and combustion boiler |
-
2015
- 2015-12-29 CN CN201511001478.7A patent/CN105524661A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5446088B2 (en) * | 2007-12-06 | 2014-03-19 | 国立大学法人群馬大学 | Internal circulation type fluidized bed low-temperature contact gasifier and gasification and decomposition method for livestock excreta using the same |
| CN101486929A (en) * | 2009-02-16 | 2009-07-22 | 熊天东 | Biomass non-pressure gas making machine |
| CN101666492A (en) * | 2009-09-30 | 2010-03-10 | 张建超 | Biomass gasification fired boiler |
| CN103499108A (en) * | 2013-04-08 | 2014-01-08 | 安顺惠烽节能炉具有限责任公司 | Biomass energy-saving furnace |
| CN204285422U (en) * | 2014-11-14 | 2015-04-22 | 广西节得乐生物质能源科技有限公司 | Biological particles steam oven |
| CN204329000U (en) * | 2014-11-14 | 2015-05-13 | 广西节得乐生物质能源科技有限公司 | Boiler dedicated biomass particle burning machine |
| CN205328961U (en) * | 2015-12-29 | 2016-06-22 | 广西节得乐生物质能源科技有限公司 | Biomass gasifying and combustion boiler |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI801433B (en) * | 2017-10-19 | 2023-05-11 | 芬柯恩 科森西提維特 | An apparatus for fuel gas production and combustion |
| CN110652026A (en) * | 2019-11-18 | 2020-01-07 | 云南省烟草公司昭通市公司 | Automatic coal feeding system and device for tobacco leaf bulk curing barn |
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Application publication date: 20160427 |
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