CN105969425A - Biomass gasifier with metal hose - Google Patents
Biomass gasifier with metal hose Download PDFInfo
- Publication number
- CN105969425A CN105969425A CN201610518412.3A CN201610518412A CN105969425A CN 105969425 A CN105969425 A CN 105969425A CN 201610518412 A CN201610518412 A CN 201610518412A CN 105969425 A CN105969425 A CN 105969425A
- Authority
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- China
- Prior art keywords
- pipe
- metal hose
- air inlet
- inlet pipe
- combustor
- 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.)
- Granted
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 41
- 239000002184 metal Substances 0.000 title claims abstract description 41
- 239000002028 Biomass Substances 0.000 title claims abstract description 27
- 238000005336 cracking Methods 0.000 claims abstract description 23
- 239000011148 porous material Substances 0.000 claims abstract description 23
- 239000003054 catalyst Substances 0.000 claims abstract description 14
- 238000002485 combustion reaction Methods 0.000 claims abstract description 14
- 239000000919 ceramic Substances 0.000 claims abstract description 12
- 238000000197 pyrolysis Methods 0.000 claims description 38
- 239000006200 vaporizer Substances 0.000 claims description 14
- 238000009826 distribution Methods 0.000 claims description 4
- 235000019738 Limestone Nutrition 0.000 claims description 3
- 239000006028 limestone Substances 0.000 claims description 3
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 claims description 3
- 229910000021 magnesium carbonate Inorganic materials 0.000 claims description 3
- 239000001095 magnesium carbonate Substances 0.000 claims description 3
- 210000003437 trachea Anatomy 0.000 claims 1
- 238000002309 gasification Methods 0.000 abstract description 13
- 239000000969 carrier Substances 0.000 abstract 2
- 239000011269 tar Substances 0.000 description 50
- 239000002737 fuel gas Substances 0.000 description 35
- 239000007789 gas Substances 0.000 description 15
- 230000009089 cytolysis Effects 0.000 description 5
- 239000011280 coal tar Substances 0.000 description 4
- 239000011285 coke tar Substances 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000007233 catalytic pyrolysis Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 208000006558 Dental Calculus Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- KSSNXJHPEFVKHY-UHFFFAOYSA-N phenol;hydrate Chemical compound O.OC1=CC=CC=C1 KSSNXJHPEFVKHY-UHFFFAOYSA-N 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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
-
- 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
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K3/00—Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide
- C10K3/02—Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide by catalytic treatment
- C10K3/023—Reducing the tar content
-
- 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
- C10J2200/00—Details of gasification apparatus
- C10J2200/06—Catalysts as integral part of gasifiers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Industrial Gases (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
The invention discloses a biomass gasifier with a metal hose. The biomass gasifier comprises a gasifier body which is vertically arranged, a secondary cracking chamber, an annular breather pipe, a plurality of fans, an airway pipe and a metal hose, wherein the gasifier body comprises a gasification chamber, a combustion chamber and a gas collection chamber; the secondary cracking chamber surrounds the outer part of the combination chamber; the annular breather pipe surrounds the outer part of the secondary cracking chamber, the inner side wall of the annular breather pipe is the outer side wall of the secondary cracking chamber, and the inner side wall of the annular breather pipe is provided with a plurality of pores; the fans are arranged in the annular breather pipe, and all the fan have different revolving speeds; one end of the airway pipe is communicated to the gas collection chamber, and the other end of the airway pipe is communicated with the secondary cracking chamber; the metal hose is arranged in the airway pipe and extends to the other end from one end of the airway pipe, and space used for gas to flow is kept between the outer wall of the metal hose and the inner wall of the airway pipe; the outer wall of the metal hose is provided with a plurality of pits, and ceramic carriers are embedded into the pits; the ceramic carriers are coated with a tar cracking catalyst. The tar content of combustible gas is lowered.
Description
Technical field
The present invention relates to a kind of biomass gasifying furnace with metal hose.
Background technology
Biomass include the plant of nature, feces and town and country debirs, are that a kind of non-fossil can be again
The raw energy.Compared with the energy utilization patterns that biomass are directly burnt, carrying out after biomass pyrogenation gasification
Utilize and there is extended use, minimizing pollution, the advantage of clean and effective.But China's biomass pyrogenation gasification
Technology is the most backward, and current biomass pyrogenation gasification processing equipment mainly uses fixed-bed gasification furnace and normal pressure
Fluidized-bed gasification furnace, wherein fixed-bed gasification furnace is owing to can produce a large amount of phenol water in production process, and tar contains
Amount height, secondary pollution is more serious, and single stove gas production is little, and the combustible gas calorific value of output is low, is made by restriction
With；The in-furnace temperature fluctuation range of the normal pressure fluidized bed gasification furnace is big, and controlling of production process difficulty, operation can
Poor by property, thermal losses is big, and deslagging carbon content is high, and many containing nitrogen amount in the fuel gas produced, calorific value is low,
Combustion gas dust content height purifies the deficiencies such as difficulty, fails the most so far to be used widely.Further, due to
Containing tar in biological lignin, the content that after biomass combustion, the fuel gas of generation is coal-tar middle oil is the most relatively
Height, causes the fuel gas generated to have abnormal flavour, pollutes environment during use, is also unfavorable for conveying and stores.
The backwardness of biomass pyrogenation gasification technology, the clean and effective hindering China's biomass energy utilizes.
Summary of the invention
The present invention has designed and developed a kind of life with metal hose lowering the coal-tar middle oil content of fuel gas
Gasification substance stove.
The technical scheme that the present invention provides is:
A kind of biomass gasifying furnace with metal hose, including:
The body of heater being vertically arranged, it includes that vaporizer, combustor and collection chamber, described combustor are arranged on
The lower section of described vaporizer, communicates with described vaporizer, and described collection chamber is arranged on the upper of described vaporizer
Side, communicates with described vaporizer；
Second pyrolysis room, it is circumferentially positioned at the outside of described combustor, and Jiao is filled in described second pyrolysis room
Oil-breaking catalyst；
Loop draught pipe, it is circumferentially positioned at the outside of described second pyrolysis room, and described loop draught pipe
The lateral wall that medial wall is described second pyrolysis room, the medial wall of described loop draught pipe offers
Multiple pores, and the skewness of multiple pore, the direction, duct of adjacent two pores differs, from
And making the airflow direction difference of adjacent two pores ejection, described loop draught pipe is communicated to a high temperature sky
Air feed system；
Multiple fans, are arranged in described loop draught pipe, and the rotating speed of each fan all differs；
Multiple air inlet pipe, one end of described air inlet pipe stretches to described combustion along the tangential direction of described combustor
Burning chamber interior, the other end of described air inlet pipe is communicated to the combustion-supporting gas feedway being arranged on outside body of heater,
And multiple air inlet pipe is uniformly arranged relative to described combustor, the mouth of pipe of described air inlet pipe is flat mouth shape, and
The length direction of the mouth of pipe of described air inlet pipe is axially in parallel with described combustor, and the width of the described mouth of pipe is
0.3～0.5cm；
Airway, it is arranged on the outside of described body of heater, and one end is communicated to described collection chamber, and the other end is even
Logical described second pyrolysis room；
Metal hose, described metal hose is arranged in described airway, and from one end of described airway
Extend to the other end, between outer wall and the inwall of described airway of described metal hose, remain with supplied gas
The space of flowing；The outer wall of described metal hose is formed with multiple pit, is inlaid with pottery in described pit
Ceramic carrier, is coated with tar cracking catalyst on described ceramic monolith.
Preferably, in the described biomass gasifying furnace with metal hose, described coke tar cracking is catalyzed
Agent is limestone and magnesium carbonate.
Preferably, in the described biomass gasifying furnace with metal hose, the plurality of air inlet pipe edge
The axial distribution described combustor becomes multilamellar, every layer of air inlet pipe to include several air inlet pipe, adjacent two layers
Air inlet pipe interval 2～3cm.
Preferably, in the described biomass gasifying furnace with metal hose, the aperture of described pore is
0.2～0.5cm.
The biomass gasifying furnace with metal hose of the present invention provides a second pyrolysis room, and two
Secondary cracking room is circumferentially positioned at the outside of combustor, is provided with multiple air inlet pipe, and air inlet in combustor
One end of pipe is to stretch to combustion chamber along the tangential direction of combustor, and the mouth of pipe of air inlet pipe is
Flat mouth shape, the width design of the mouth of pipe is 0.3～0.5cm, thus the temperature near the inwall of combustor is notable
Higher than combustion chamber, make the tar in fuel gas, in second pyrolysis indoor, two secondary fissures occur more fully
Solve reaction.The present invention is provided with loop draught pipe in the outside of second pyrolysis room, by loop draught pipe to
The multichannel air-flow of high temperature air is sent in second pyrolysis room, to upset containing tar fuel gas in second pyrolysis room
Interior flow path, improves containing the coke tar cracking efficiency in tar fuel gas.The present invention is at ring-shaped ventilation
Being provided with multiple fan in pipe, the rotating speed of each fan all differs, hence into making by each pore
The air flow rate entering second pyrolysis indoor is the most different, increases the disturbance containing tar fuel gas.This
Bright in airway, it is also provided with metal hose, in the pit of metal hose, is inlaid with ceramic monolith, at pottery
Coating tar cracking catalyst on ceramic carrier, when containing tar fuel gas by airway, part is containing Jiao
Oil fuel gas in tar will by tar cracking catalyst institute therein catalytic pyrolysis, thus improve right
Catalytic efficiency containing tar fuel gas.Present invention reduces the tar content of fuel gas, improve can
The quality of combustion gas body.
Accompanying drawing explanation
Fig. 1 is the structural representation of the biomass gasifying furnace with metal hose of the present invention.
Fig. 2 is the structural representation of airway of the present invention and metal hose.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art's reference
Description word can be implemented according to this.
As depicted in figs. 1 and 2, the present invention provides a kind of biomass gasifying furnace with metal hose, bag
Including: the body of heater 1 being vertically arranged, it includes vaporizer 8, combustor 3 and collection chamber 2, described combustor
3 lower sections being arranged on described vaporizer, communicate with described vaporizer, and described collection chamber is arranged on described gas
Change the top of room, communicate with described vaporizer；Second pyrolysis room, it is circumferentially positioned at described combustor 3
Outside, tar cracking catalyst is filled in described second pyrolysis room 5；Loop draught pipe 9, it is around setting
Put the outside in described second pyrolysis room, and the medial wall of described loop draught pipe is described second pyrolysis room
Lateral wall, the medial wall of described loop draught pipe offers multiple pore 10, and multiple pore 10
Skewness, the direction, duct of adjacent two pores differs, so that the ejection of adjacent two pores
Airflow direction different, described loop draught pipe is communicated to a high temperature air feedway；Multiple fans
11, it is arranged in described loop draught pipe 9, and the rotating speed of each fan all differs；Multiple air inlet pipe
6, one end of described air inlet pipe stretches to described combustion chamber along the tangential direction of described combustor, described
The other end of air inlet pipe is communicated to the combustion-supporting gas feedway being arranged on outside body of heater, and multiple air inlet pipe
Being uniformly arranged relative to described combustor, the mouth of pipe 7 of described air inlet pipe is flat mouth shape, and described air inlet pipe
Length direction and described combustor axially in parallel of the mouth of pipe, the width of the described mouth of pipe is 0.3～0.5cm；
Airway 4, it is arranged on the outside of described body of heater, and one end is communicated to described collection chamber, and the other end connects
Described second pyrolysis room；Metal hose 12, described metal hose 12 is arranged in described airway 4,
And the other end, the outer wall of described metal hose and described airway is extended to from one end of described airway
The space of supplied gas flowing is remained with between inwall；The outer wall of described metal hose is formed with multiple pit 13,
In described pit, it is inlaid with ceramic monolith 14, described ceramic monolith is coated with tar cracking catalyst.
In the present invention, enter collection chamber containing tar fuel gas, and enter second pyrolysis room by airway
In.Second pyrolysis room is circumferentially positioned at the outside of combustor, fills tar cracking catalyst in it.Containing Jiao
Oil fuel gas is indoor at second pyrolysis, by heating of the heat in combustor, is catalyzed at coke tar cracking
There is second pyrolysis reaction under the catalytic action of agent, thus reduce tar content.
Especially for the heat made full use of in combustor, the present invention is provided with multiple air inlet pipe, air inlet
One end of pipe is to stretch in combustor along the tangential direction of combustor, the other end connection of air inlet pipe
To being arranged on the combustion-supporting gas feedway outside body of heater, so, air inlet pipe will along tangential direction to
Combustor supply combustion-supporting gas.And owing to the caliber of air inlet pipe is the least, only 0.3～0.5cm, can be in combustion
The inwall burning room forms the air film of a combustion-supporting gas.Due to the existence of air film, near the inwall of combustor
Combustion case more preferably more fully, and then the temperature near the inwall of combustor can be made higher so that
The temperature of second pyrolysis indoor is the highest, and the fuel gas containing tar promoting second pyrolysis indoor fully reacts.
In order to promote to be internally formed uniform combustion-supporting gas air film at combustor, the mouth of pipe of air inlet pipe is set
Count into flat mouth shape, and the width design of the mouth of pipe is 0.3～0.5cm.Uniform combustion-supporting gas air film can ensure that
Evenly, i.e. the temperature near Inner Wall of Combustion Chamber is the most evenly in burning near Inner Wall of Combustion Chamber, and then
Ensure that the second pyrolysis reaction of second pyrolysis indoor the most uniformly occurs.
Gas cell distribution on loop draught pipe is uneven, and the direction, duct of adjacent two pores differs,
So that the airflow direction of adjacent two pores ejection also differs, the air-flow of these different directions can be disturbed
The flow path containing tar fuel gas in dynamic little scope so that containing being internally formed of tar fuel gas
Eddy current, thus promote constantly to contact with tar cracking catalyst containing the tar ingredients in tar fuel gas,
And then accelerate the lysis efficiency of tar.
Improve lysis efficiency highly useful when gasification furnace stops.Generally, terminate if gasification furnace produces,
The most no longer have combustible material in combustor, then the temperature of combustor can be gradually lowered, and finally
The requirement to temperature of the second pyrolysis room can not be met.And in gasification furnace stops a period of time producing, still
So have and gradually discharge in body of heater containing tar fuel gas, in order to ensure that this last part can containing tar
Tar in combustion gas body also is able to be removed, it is necessary to chamber temperature be reduced to undesirable before,
The process containing tar fuel gas to this last part is completed in second pyrolysis indoor.The present invention improves
The lysis efficiency that containing tar fuel gas is coal-tar middle oil, therefore, is reduced to not meet in chamber temperature and wants
Before asking, can complete last part is contained the process of tar fuel gas.
Pore number in the number of loop draught pipe and each loop draught pipe can be carried out as required
Adjust.
Loop draught pipe integral coating, in the outside of second pyrolysis room, on the one hand can play the effect of insulation,
The heat reducing second pyrolysis room scatters and disappears, thus improves the lysis efficiency that the fuel gas in tar is coal-tar middle oil；
On the other hand loop draught pipe sends into high temperature air by pore to second pyrolysis room, thus disturbance is containing tar
Fuel gas.Further, it is additionally provided with multiple fan, i.e. fan in loop draught pipe and can cause ring
The disturbance of the high temperature air in shape breather, makes high temperature air enter pore, and flows into secondary from pore
Disturbance during cracking room is more violent.Especially when the rotating speed of each fan all differs, high temperature air
Disturbance can be more complicated, present turbulent flow, thus strengthen to second pyrolysis indoor containing tar fuel gas
Disturbance effect, improve to the catalytic efficiency containing the tar in tar fuel gas.
When discharging from the collection chamber of body of heater containing tar fuel gas, its temperature is the highest, when containing tar
Fuel gas gradually flows along airway, and eventually enters into second pyrolysis room, and its temperature can be gradually reduced.
In order to effectively utilize containing the heat entrained by tar fuel gas and make full use of containing tar combustible gas stream
Time during Dong, in airway, also provide for tar cracking catalyst, make the fuel gas containing tar exist
Can also be catalyzed in airway.Specifically, in order to there be efficiency high temperature resistance, using metal hose as pottery
The supporter of carrier, metal hose can deform, and extends to the other end from one end of airway.Metal is soft
Being designed to a lot of pit on the outer wall of pipe, ceramic monolith is embedded in pit with block form.When containing Jiao
Oil fuel gas is when inducing QI Bottomhole pressure, and tar can be by the tar cracking catalyst institute on ceramic monolith
Catalytic pyrolysis, can be removed containing the part tar in tar fuel gas, and this helps speed up thoroughly removing
Containing the speed of the tar ingredients in tar fuel gas, improve the efficiency of tar processing.
The present invention takes full advantage of existing thermal source, improves the utilization ratio to the energy.
Preferably, in the described biomass gasifying furnace with metal hose, described coke tar cracking is catalyzed
Agent is limestone and magnesium carbonate.In this embodiment, burning indoor temperature can select 800～1000 DEG C.
Preferably, in the described biomass gasifying furnace with metal hose, the plurality of air inlet pipe edge
The axial distribution described combustor becomes multilamellar, every layer of air inlet pipe to include several air inlet pipe, adjacent two layers
Air inlet pipe interval 2～3cm.This embodiment is more conducive to the combustion-supporting gas that is formed about at Inner Wall of Combustion Chamber
Uniformly air film, improves the uniformity of air film, so that the burning near Inner Wall of Combustion Chamber is the most evenly,
And then making the more uniform temperature near Inner Wall of Combustion Chamber, the heating temperature of second pyrolysis indoor is the most evenly.
Preferably, in the described biomass gasifying furnace with metal hose, the aperture of described pore is
0.2～0.5cm.When aperture within the range, can to second pyrolysis room spray multiply air-flow, play and disturb
Effect containing tar fuel gas.When the flow velocity of high temperature air or flow are excessive, then may affect Jiao
The lysis efficiency of oil.
The present invention tar removal efficiency containing tar fuel gas can reach 99.99%.
Although embodiment of the present invention are disclosed as above, but it is not restricted to description and embodiment party
Listed utilization in formula, it can be applied to various applicable the field of the invention completely, for being familiar with ability
For the personnel in territory, be easily achieved other amendment, therefore without departing substantially from claim and etc. homotype
Enclosing under limited general concept, the present invention is not limited to specific details and shown here as the figure with description
Example.
Claims (4)
1. a biomass gasifying furnace with metal hose, it is characterised in that including:
The body of heater being vertically arranged, it includes that vaporizer, combustor and collection chamber, described combustor are arranged on
The lower section of described vaporizer, communicates with described vaporizer, and described collection chamber is arranged on the upper of described vaporizer
Side, communicates with described vaporizer；
Second pyrolysis room, it is circumferentially positioned at the outside of described combustor, and Jiao is filled in described second pyrolysis room
Oil-breaking catalyst；
Loop draught pipe, it is circumferentially positioned at the outside of described second pyrolysis room, and described loop draught pipe
The lateral wall that medial wall is described second pyrolysis room, the medial wall of described loop draught pipe offers
Multiple pores, and the skewness of multiple pore, the direction, duct of adjacent two pores differs, from
And making the airflow direction difference of adjacent two pores ejection, described loop draught pipe is communicated to a high temperature sky
Air feed system；
Multiple fans, are arranged in described loop draught pipe, and the rotating speed of each fan all differs；
Multiple air inlet pipe, one end of described air inlet pipe stretches to described combustion along the tangential direction of described combustor
Burning chamber interior, the other end of described air inlet pipe is communicated to the combustion-supporting gas feedway being arranged on outside body of heater,
And multiple air inlet pipe is uniformly arranged relative to described combustor, the mouth of pipe of described air inlet pipe is flat mouth shape, and
The length direction of the mouth of pipe of described air inlet pipe is axially in parallel with described combustor, and the width of the described mouth of pipe is
0.3～0.5cm；
Airway, it is arranged on the outside of described body of heater, and one end is communicated to described collection chamber, and the other end is even
Logical described second pyrolysis room；
Metal hose, described metal hose is arranged in described airway, and from one end of described airway
Extend to the other end, between outer wall and the inwall of described airway of described metal hose, remain with supplied gas
The space of flowing；The outer wall of described metal hose is formed with multiple pit, is inlaid with pottery in described pit
Ceramic carrier, is coated with tar cracking catalyst on described ceramic monolith.
There is the biomass gasifying furnace of metal hose the most as claimed in claim 1, it is characterised in that institute
Stating tar cracking catalyst is limestone and magnesium carbonate.
There is the biomass gasifying furnace of metal hose the most as claimed in claim 1, it is characterised in that institute
Stating multiple air inlet pipe becomes multilamellar, every layer of air inlet pipe to include that several enter along the axial distribution of described combustor
Trachea, adjacent two layers air inlet pipe interval 2～3cm.
There is the biomass gasifying furnace of metal hose the most as claimed in claim 1, it is characterised in that institute
The aperture stating pore is 0.2～0.5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610518412.3A CN105969425B (en) | 2016-06-29 | 2016-06-29 | Biomass gasifying furnace with metal hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610518412.3A CN105969425B (en) | 2016-06-29 | 2016-06-29 | Biomass gasifying furnace with metal hose |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105969425A true CN105969425A (en) | 2016-09-28 |
| CN105969425B CN105969425B (en) | 2018-11-27 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610518412.3A Active CN105969425B (en) | 2016-06-29 | 2016-06-29 | Biomass gasifying furnace with metal hose |
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| CN205279155U (en) * | 2015-10-10 | 2016-06-01 | 上海交通大学 | Ran shao shi cui puts out pore structure |
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2016
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| CN201473503U (en) * | 2009-06-24 | 2010-05-19 | 张宝根 | Tar catalytic cracker of gasifier |
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| JP2015059159A (en) * | 2013-09-18 | 2015-03-30 | 株式会社Ihi | Apparatus for reforming tar in gasified-gas |
| CN104791848A (en) * | 2014-11-25 | 2015-07-22 | 西北工业大学 | Combustion chamber flame cylinder wall face with blade grid channel multi-inclined-hole cooling manner adopted |
| CN205279155U (en) * | 2015-10-10 | 2016-06-01 | 上海交通大学 | Ran shao shi cui puts out pore structure |
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