CN105694986A - Biomass gasifying device - Google Patents
Biomass gasifying device Download PDFInfo
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- CN105694986A CN105694986A CN201610207746.9A CN201610207746A CN105694986A CN 105694986 A CN105694986 A CN 105694986A CN 201610207746 A CN201610207746 A CN 201610207746A CN 105694986 A CN105694986 A CN 105694986A
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- CN
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- Prior art keywords
- biomass gasification
- gasification device
- fuel gas
- heat exchanger
- vaporizer
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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
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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
- C10J3/72—Other features
- C10J3/723—Controlling or regulating the gasification process
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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
- C10J3/72—Other features
- C10J3/82—Gas withdrawal means
- C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
-
- 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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- 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
- C10J2300/0959—Oxygen
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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
- 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
- C10J2300/0973—Water
- C10J2300/0976—Water as steam
-
- 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
- C10J2300/0983—Additives
- C10J2300/0986—Catalysts
Abstract
The invention relates to the field of biomass and particularly relates to a biomass gasifying device. The biomass gasifying device provided by the invention comprises a gasifying room, wherein the gasifying room is used for gasifying biomass into a combustible gas; a combustible gas outlet is formed in the upper part of the gasifying room; and the biomass gasifying device also comprises a heat exchanger which is used for reducing the temperature in the combustible gas. In the biomass gasifying device provided by the invention, the biomass gasifying device also comprises the heat exchanger which is used for reducing the temperature of the combustible gas. Due to the biomass gasifying device provided by the invention, the temperature at the gas outlet is kept at 400-450 DEG C, and the tar can be prevented from gathering at the joint between a gas channel and the gasifying room or in a gas conveying channel and blocking the gas channel.
Description
Technical field
The present invention relates to biomass field, particularly a kind of biomass gasification device。
Background technology
Gasification of biomass is under certain thermodynamic condition, effect by means of air part (or oxygen), steam, make the high polymer generation pyrolysis of biomass, oxidation, reduction reforming reaction, be eventually converted into carbon monoxide, the process of the fuel gas such as hydrogen and low molecular hydrocarbon。
The patent documentation of application publication number CN104927923A discloses a kind of tar-free biomass
Gasification furnace, belongs to a kind of gasification furnace。
Including body of heater, furnace interior has oxygen supplying tube, bell is arranged at body of heater top, the smoke exhaust pipe of body of heater is connected with this upper of furnace body gas-bearing reservoir, the desulfurization plate that in this devulcanizer internal side wall, fixing connection is downward-sloping, this desulfurization plate is staggered, and fixing below this devulcanizer connect back to this time sulfur pipe other end of sulfur pipe and is connected with the reduction burning zone of lower portion of furnace body。Advantage is novel structure, and tar, after desulfurization plate is scraped, instills back sulfur pipe, enters burning in furnace, eliminating tar, thorough solution biomass gasifying furnace is bad due to tar processing, removing oil band water, need other individual processing tar, bother unhygienic, and bring secondary pollution problem。
Current biomass gasification device generally adopts the modes such as fixing bed, recirculating fluidized bed, and wherein fixed bed gasification furnace apparatus is simple, but inefficient；Circle fluidized-bed gasification furnace outlet gas temperature is high, needs outside to arrange heat exchanger, because of the continuous operating time of the cause influence device that tar condenses。
In existing biomass gasification device (gasification furnace), tar can condense in the blast tube (smoke exhaust pipe) junction with vaporizer (body of heater) or blast tube, and the tar of cohesion can stick flying dust, and therefore, tar and flying dust easily block blast tube。
Summary of the invention
Present invention aim at providing a kind of biomass gasification device, it is prevented that tar cohesion in the junction or blast tube of blast tube and vaporizer, block blast tube。
For reaching above-mentioned advantage, the present invention provides a kind of biomass gasification device, and it includes vaporizer, and described vaporizer is fuel gas for gasified bio-matter, and described vaporizer top offers fuel gas outlet,
Described biomass gasification device also includes heat exchanger, and described heat exchanger, for reducing the temperature in described fuel gas, makes fuel gas temperature drop to 400-450 DEG C, makes described fuel gas condense without tar in conveyance conduit。
In an embodiment of the biomass gasification device of the present invention, described heat exchanger is at least partially disposed at the lower section of described fuel gas outlet。
In an embodiment of the biomass gasification device of the present invention, it is provided with in described heat exchanger for controlling the second electromagnetic valve of heat exchange medium flow in described heat exchanger。
In an embodiment of the biomass gasification device of the present invention, in described vaporizer, described heat exchanger be arranged above the second temperature collecting device。
In an embodiment of the biomass gasification device of the present invention, described biomass gasification device also includes controller, and described controller electrically connects with described second electromagnetic valve。
In an embodiment of the biomass gasification device of the present invention, described controller electrically connects with described second temperature collecting device。
In an embodiment of the biomass gasification device of the present invention, described biomass gasification device also includes cyclone separator, and the fuel gas outlet of described vaporizer connects with described cyclone separator top。
In an embodiment of the biomass gasification device of the present invention, the outlet of described fuel gas is connected by blast tube with described cyclone separator。
In an embodiment of the biomass gasification device of the present invention, described blast tube is provided with the second sampling unit for gathering fuel gas。
In the biomass gasification device of the present invention, owing to described biomass gasification device also includes heat exchanger, described heat exchanger, for reducing the temperature in described fuel gas, makes fuel gas temperature drop to 400-450 DEG C。The biomass gasification device of the present invention is possible to prevent tar cohesion in the junction or blast tube of blast tube and vaporizer, blocks blast tube。
Accompanying drawing explanation
Fig. 1 show the structural representation of the biomass gasification device of first embodiment of the invention。
Fig. 2 show the structural representation of the biomass gasification device of second embodiment of the invention。
Detailed description of the invention
For further setting forth that the present invention reaches technological means and effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to according to the present invention detailed description of the invention, structure, feature and effect thereof proposed, describe in detail as after。
Fig. 1 show the structural representation of the biomass gasification device of first embodiment of the invention。Refer to the biomass gasification device 10 of Fig. 1, the present embodiment, including air compartment 1, material inlet 2, gas access 3, vaporizer 4, heat exchanger 5, cyclone separator 6, material returning device 7, blast tube 8。
Air compartment 1 is positioned at below vaporizer 4, and air compartment 1 is fixing with vaporizer 4 to be connected and internal connection。Material inlet 2, gas access 3 are opened in the sidewall of the bottom of vaporizer。Heat exchanger 5 is partially received in the top of vaporizer 4, and heat exchanger 5 and vaporizer 4 are tightly connected。The top of cyclone separator 6 connects by blast tube 8 is internal with the top of vaporizer 4。The bottom of cyclone separator 6 connects by material returning device 7 is internal with the bottom of vaporizer 4。
Air compartment 1, for providing biomass gasification reaction for vaporizer 4, produces the gasifying agent needed for fuel gas。Gasifying agent can be one or more in air, oxygen and steam。Air compartment 1 and vaporizer 4 are provided with air distribution plate 11, and the effect of air distribution plate 11 has: 1) support the static biomass bed of material；2) give by the air-flow of air distribution plate 11 with certain resistance, make uniform air flow method uniform, for obtaining good fluidisation operating mode preparatory condition；3) with the air distribution plate certain resistance to air-flow, stablizing of fluidized-bed layer is maintained。
Material inlet 2 is for for adding biomass in vaporizer 4, material inlet 2 can be connected with charging gear 21。Gas access 3 is positioned at above material inlet 2, and gas access 3 is connected with trachea 31。Gas access 3 is for being provided about air or oxygen for material inlet 2。The sidewall of trachea 31 and vaporizer 4 has certain angle, and air-flow is near material inlet 2 behind gas access 3 to make air or oxygen, to improve the oxygen concentration near material inlet 2, and then improves the temperature near material inlet 2 to crack the tar near material inlet 2。
Gas access 3 can when for injecting air or oxygen near material inlet 2, for injecting the catalyst of steam and/or pyrolysis fuel oil near material inlet 2。Steam can with the fractions in tar, as naphthalene reacts。Improve the fuel gas yield of pyrolysis fuel oil reaction, reduce white carbon black and produce。The temperature that pyrolysis fuel oil reaction is required can be reduced for injecting catalyst near material inlet 2。
Actual production is produce tar and condense the main positions of tar near material inlet 2。The tar content in fuel gas can be reduced by the tar near Pintsch process material inlet 2；In addition it is the flammable calorific value improving fuel gas after coke tar cracking。
Vaporizer 4 is the reacting environment that biomass fluidization produces fuel gas。
Heat exchanger 5 is for, before flowing into blast tube 8 at fuel gas, reducing the temperature of fuel gas。Having for the heat exchange medium with fuel gas heat-shift in heat exchanger 5, heat exchange medium can be steam, heat conduction wet goods。Due to the surface of the particle erosion heat exchangers existed a large amount of in combustion gas, heat exchanger surface is made not have the condensation of tar。
The top of cyclone separator 6 connects by blast tube 8 is internal with the top of vaporizer 4。The bottom of cyclone separator 6 connects by material returning device 7 is internal with the bottom of vaporizer 4。
Cyclone separator 6, for separating the ash in fuel gas, purifies fuel gas。Ash is sent into material returning device 7 by cyclone separator 6。Cyclone separator 6 top offers fuel gas outlet 61。
Material returning device 7 is for sending isolated for cyclone separator 6 ash into vaporizer 4。The isolated ash of cyclone separator 6 has higher temperature, ash is sent into vaporizer 4 and can improve heating efficiency。
The operation principle of the biomass gasification device of first embodiment of the invention is as follows:
Biomass material enters vaporizer 4 through material inlet 2, and gasifying agent is entered vaporizer 4 by air compartment 1 by air distribution plate 11, it is achieved goods fluid。Biomass material and high temperature bed are sufficiently mixed, and are heated rapidly, anti-raw reaction。
Because biomass enter vaporizer 4 through material inlet 2, in vaporizer 4, position above material inlet 2 is the main place forming tar, is therefore arranged over gas access 3 at material inlet 2, improves the temperature above material inlet 2, be conducive to tar destruction, reduce tar content。Gas access 3 can above material inlet 2。
Outlet at vaporizer 4 is provided with heat exchanger 5, its effect is the temperature reducing combustion gas, prevent material returning device 7, cyclone separator 6, vaporizer 4 coking, because heat exchanger 5 is located at vaporizer 4 inside, substantial amounts of circulating ash is had to wash away, avoid and reduce because of temperature what fuel gas transportation pipeline arranged that heat exchanger brings, cause tar absorption to affect the continuous operating time of equipment。Outlet at vaporizer 4 is provided with cyclone separator 6, and its ash separated is transmitted back to vaporizer 4 through material returning device 7, completes the repeatedly circulation of material, improves efficiency。
Fig. 2 show the structural representation of the biomass gasification device of second embodiment of the invention。Referring to Fig. 2, the biomass gasification device 10 of second embodiment of the invention is similar to the structure of first embodiment and principle, and the two is distinctive in that,
It is internal that heat exchanger 5 is entirely accommodated in vaporizer 4, and heat exchanger 5 is positioned at the lower section of blast tube 8。The junction of blast tube 8 and vaporizer 4 is positioned at the top of vaporizer 4。Heat exchanger 5 is positioned at the lower section of blast tube 8。Before fuel gas can be made to enter blast tube 8, temperature reduces fully。
The fuel gas outlet 61 of cyclone separator 6 is positioned at the side on the top of cyclone separator 6。
Between gas access 3 and heat exchanger 5, it is provided with the first temperature acquisition portion 41, the first sampling portion 42。First sampling portion 42 connects between gas access 3 with heat exchanger 5 with in vaporizer 4。
It is arranged over the second temperature acquisition portion 43, the second sampling portion 44 at heat exchanger 5。Second sampling portion 44 connects with the position above heat exchanger 5 in vaporizer 4。
First temperature acquisition portion 41 and the second temperature acquisition portion 43 are for collecting temperature, and send temperature information to controller 9。First sampling portion 42 and the second sampling portion 44 are used for gathering fuel gas sample。Staff can detect the oxygen of fuel gas, carbon monoxide content per sample。First temperature acquisition portion 41 and the second temperature acquisition portion 43 can be thermocouples。
Gas access 3 connects with trachea 31, and trachea 31 connects with the gas tank 33 storing pressure-air or oxygen, and trachea 31 is provided with the first electromagnetic valve 32, and the first electromagnetic valve 32 electrically connects with controller 9。Additionally, controller 9 also electrically connects with the second electromagnetic valve in heat exchanger 5。
When the temperature information that controller 9 receives is outside the threshold value set:
When the temperature of the first temperature acquisition portion 41 collection is lower than when setting first threshold, controller 9 controls the first electromagnetic valve 32 and increases oxygen or the air injection rate of gas access 3, when the temperature gathered when the first temperature acquisition portion 41 is higher than setting first threshold, controller 9 controls the first electromagnetic valve 32 and reduces oxygen or the air injection rate of gas access 3。
When the temperature of the second temperature acquisition portion 43 collection is lower than when setting threshold value, controller 9 controls the second electromagnetic valve and slows down the circulation rate of heat exchange medium in heat exchanger 5, when the temperature gathered when the second temperature acquisition portion 43 is higher than setting threshold value, controller 9 controls the second electromagnetic valve and accelerates the circulation rate of heat exchange medium in heat exchanger 5。
Other parts of the present embodiment are identical with the structure of first embodiment and principle, do not do at this and repeat to repeat。
In other embodiments of the invention, the first electromagnetic valve can be arranged on the gas outlet place of gas tank 33。
In other embodiments of the invention, gas tank 33 could alternatively be the compressor of air or oxygen。
To sum up, the biomass gasification device of the present invention at least has the advantage that
In the biomass gasification device of the present invention, also including heat exchanger due to biomass gasification device, heat exchanger is for reducing the temperature in fuel gas。The biomass gasification device of the present invention is possible to prevent tar cohesion in the junction or blast tube of blast tube and vaporizer, blocks fuel gas transmission passage。
In an embodiment of the biomass gasification device of the present invention, heat exchanger is at least partially disposed at the lower section of fuel gas outlet。Heat exchanger is positioned at the lower section of blast tube, it is possible to before making fuel gas enter blast tube, temperature reduces fully。
In an embodiment of the biomass gasification device of the present invention, it is provided with in heat exchanger for controlling the second electromagnetic valve of heat exchange medium flow in heat exchanger。The flow of the heat exchange medium in heat exchanger can be adjusted, it is achieved adjust the exchange capability of heat of heat exchanger, namely can adjust the temperature of fuel gas by adjusting the second electromagnetic valve。
In an embodiment of the biomass gasification device of the present invention, in vaporizer, heat exchanger be arranged above the second temperature collecting device。Thus real-time monitoring can know the temperature of fuel gas。
In an embodiment of the biomass gasification device of the present invention, biomass gasification device also includes controller, controller and the electrical connection of the second electromagnetic valve。The folding size of adjustment the second electromagnetic valve that can be real-time by controller, to adjust the flow of the heat exchange medium in heat exchanger, namely adjusts the temperature of fuel gas。
In an embodiment of the biomass gasification device of the present invention, controller and the second temperature collecting device electrically connect。Controller can be real-time collecting temperature information。And the folding size adjusting the second electromagnetic valve that foundation temperature information is real-time, to adjust the flow of the heat exchange medium in heat exchanger, namely adjust the temperature of fuel gas。
In an embodiment of the biomass gasification device of the present invention, blast tube is provided with the second sampling unit for gathering fuel gas。So can gather fuel gas sample easily, and reflect the oxygen in fuel gas, carbon monoxide content more intuitively。
The present invention provides a kind of biomass gasification device, it includes vaporizer, described vaporizer is fuel gas for gasified bio-matter, the sidewall of described vaporizer offers material inlet, the sidewall of described vaporizer is further opened with gas access, and air or oxygen is injected in described gas access near described material inlet。The biomass gasification device of the present invention can inject air or oxygen near material inlet, is conducive to tar destruction near material inlet, reduces the tar content in fuel gas。
In an embodiment of the biomass gasification device of the present invention, air or oxygen is injected in described gas access to described material inlet place, and described gas access is used for improving described material inlet place oxygen content。
In an embodiment of the biomass gasification device of the present invention, described gas access is above described material inlet。So can improve the utilization rate of oxygen, reduce the impact of other position gasification of biomass in vaporizer。
In an embodiment of the biomass gasification device of the present invention, described trachea stores the gas tank connection of pressure-air or oxygen。Fully ensure that the oxygen content improved needed for material inlet place temperature。
In an embodiment of the biomass gasification device of the present invention, described trachea is provided with the first electromagnetic valve for controlling air or oxygen flow。Can pass through to adjust the first electromagnetic valve and adjust air or oxygen flow。
In an embodiment of the biomass gasification device of the present invention, described material inlet is arranged over the first temperature collecting device。Temperature information can be known by temperature collecting device。
In an embodiment of the biomass gasification device of the present invention, described biomass gasification device also includes controller, and described controller electrically connects with described first temperature collecting device。Controller can obtain temperature information。
In an embodiment of the biomass gasification device of the present invention, described controller electrically connects with described first electromagnetic valve。Electromagnetic valve can be automatically controlled, to control the flow of air or oxygen by controller。
In an embodiment of the biomass gasification device of the present invention, described material inlet is arranged over the first sampling unit for gathering fuel gas。Fuel gas model can be gathered more intuitively and reflect the tar content of reality。
The biomass gasification device of the present invention can inject air or oxygen near material inlet, is conducive to tar destruction near material inlet, reduces the tar content in fuel gas。
Above, it it is only presently preferred embodiments of the present invention, not the present invention is done any pro forma restriction, although the present invention is disclosed above with preferred embodiment, but it is not limited to the present invention, any those skilled in the art, without departing within the scope of technical solution of the present invention, when the technology contents of available the disclosure above makes a little change or is modified to the Equivalent embodiments of equivalent variations, in every case it is without departing from technical solution of the present invention content, according to any simple modification that above example is made by the technical spirit of the present invention, equivalent variations and modification, all still fall within the scope of technical solution of the present invention。
Claims (10)
1. a biomass gasification device (10), it includes vaporizer (4), and described vaporizer (4) is fuel gas for gasified bio-matter, and described vaporizer (4) top offers fuel gas outlet (41), it is characterised in that:
Described biomass gasification device (10) also includes heat exchanger (5), and described heat exchanger (5), for reducing the temperature in described fuel gas, keeps the temperature at 400-450 DEG C。
2. biomass gasification device according to claim 1 (10), it is characterised in that: described heat exchanger (5) is at least partially disposed at the lower section of described fuel gas outlet (41)。
3. biomass gasification device according to claim 2 (10), it is characterised in that: described heat exchanger (5) is positioned at the lower section of described fuel gas outlet (41)。
4. biomass gasification device according to claim 1 (10), it is characterised in that: the second electromagnetic valve for controlling the interior heat exchange medium flow of described heat exchanger (5) is installed in described heat exchanger (5)。
5. biomass gasification device according to claim 4 (10), it is characterised in that: in described vaporizer (4), described heat exchanger (5) be arranged above the second temperature collecting device (43)。
6. biomass gasification device according to claim 5 (10), it is characterised in that: described biomass gasification device (10) also includes controller (9), and described controller (9) electrically connects with described second electromagnetic valve。
7. biomass gasification device according to claim 6 (10), it is characterised in that: described controller (9) electrically connects with described second temperature collecting device (43)。
8. biomass gasification device according to claim 1 (10), it is characterised in that: described biomass gasification device (10) also includes cyclone separator (6), and the fuel gas outlet of described vaporizer (4) connects with described cyclone separator (6) top。
9. biomass gasification device according to claim 8 (10), it is characterised in that: the outlet of described fuel gas is connected by blast tube (8) with described cyclone separator (6)。
10. biomass gasification device according to claim 9 (10), it is characterised in that: described blast tube (8) is provided with the second sampling unit (44) for gathering fuel gas。
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| CN201610207746.9A CN105694986A (en) | 2016-04-06 | 2016-04-06 | Biomass gasifying device |
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| CN201610207746.9A CN105694986A (en) | 2016-04-06 | 2016-04-06 | Biomass gasifying device |
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Application publication date: 20160622 |