CN106118757A - There is the biomass gasifying furnace of the equipment of supplying gas - Google Patents
There is the biomass gasifying furnace of the equipment of supplying gas Download PDFInfo
- Publication number
- CN106118757A CN106118757A CN201610521153.XA CN201610521153A CN106118757A CN 106118757 A CN106118757 A CN 106118757A CN 201610521153 A CN201610521153 A CN 201610521153A CN 106118757 A CN106118757 A CN 106118757A
- Authority
- CN
- China
- Prior art keywords
- air inlet
- pipe
- inlet pipe
- combustor
- loop draught
- 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
-
- 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
- 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
- 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
Abstract
The invention discloses a kind of biomass gasifying furnace with the equipment of supplying gas, including: the body of heater being vertically arranged, it includes vaporizer, combustor and collection chamber；Second pyrolysis room, it is circumferentially positioned at the outside of combustor；Loop draught pipe, it is circumferentially positioned at the outside of second pyrolysis room, and the lateral wall that the medial wall of loop draught pipe is second pyrolysis room, the medial wall of loop draught pipe offers multiple pore, and the direction, duct of adjacent two pores differs, loop draught pipe is communicated to a high temperature air feedway；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 air inlet pipe stretches to combustion chamber along the tangential direction of combustor, and the other end of air inlet pipe is communicated to the combustion-supporting gas feedway being arranged on outside body of heater；Airway, its one end is communicated to collection chamber, other end connection second pyrolysis room.Present invention reduces the tar content of fuel gas.
Description
Technical field
The present invention relates to a kind of biomass gasifying furnace with the equipment of supplying gas.
Background technology
Biomass include the plant of nature, feces and town and country debirs, are a kind of non-fossil regenerative resources.With
The energy utilization patterns that biomass are directly burnt are compared, and have extended use, minimizing carrying out utilization after biomass pyrogenation gasification
Pollution, the advantage of clean and effective.But China's biomass pyrogenation gasification technology is the most backward, current biomass pyrogenation gasification processes
Equipment mainly uses fixed-bed gasification furnace and the normal pressure fluidized bed gasification furnace, and wherein fixed-bed gasification furnace is owing to can produce in production process
Raw a large amount of phenol water, tar content is high, and secondary pollution is more serious, and single stove gas production is little, and the combustible gas calorific value of output is low, is limited
Use；The in-furnace temperature fluctuation range of the normal pressure fluidized bed gasification furnace is big, and controlling of production process difficulty, operational reliability is poor, heat waste
Consumption is big, and deslagging carbon content is high, and many containing nitrogen amount in the fuel gas produced, calorific value is low, and combustion gas dust content height purifies difficulty etc.
Deficiency, fails to be used widely the most so far.Further, owing to biological lignin containing tar, raw after biomass combustion
The content that the fuel gas of one-tenth is coal-tar middle oil is the highest, causes the fuel gas generated to have abnormal flavour, pollutes environment during use, the most unfavorable
In conveying and storage.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 biogas with the equipment of supplying gas lowering the coal-tar middle oil content of fuel gas
Change stove.
The technical scheme that the present invention provides is:
A kind of biomass gasifying furnace with the equipment of supplying gas, including:
The body of heater being vertically arranged, it includes that vaporizer, combustor and collection chamber, described combustor are arranged on described vaporizer
Lower section, communicate with described vaporizer, described collection chamber is arranged on the top of described vaporizer, communicates with described vaporizer；
Second pyrolysis room, it is circumferentially positioned at the outside of described combustor, and described second pyrolysis room is filled coke tar cracking and urged
Agent；
Loop draught pipe, it is circumferentially positioned at the outside of described second pyrolysis room, and the medial wall of described loop draught pipe
For the lateral wall of described second pyrolysis room, the medial wall of described loop draught pipe offers multiple pore, and multiple pore
Skewness, the direction, duct of adjacent two pores differs, so that the airflow direction of adjacent two pores ejection is not
With, described loop draught pipe is communicated to a high temperature air feedway；
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 in described combustor along the tangential direction of described combustor
Portion, 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 relative
Being uniformly arranged in 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 with
Described combustor axially in parallel, 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 connects described secondary
Cracking room.
Preferably, in the described biomass gasifying furnace with the equipment of supplying gas, described tar cracking catalyst is Calx
Stone and magnesium carbonate.
Preferably, in the described biomass gasifying furnace with the equipment of supplying gas, the plurality of air inlet pipe is along described combustion
The axial distribution burning room 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 the equipment of supplying gas, the aperture of described pore be 0.2～
0.5cm。
The biomass gasifying furnace with the equipment of supplying gas of the present invention provides a second pyrolysis room, second pyrolysis room
It is circumferentially positioned at the outside of combustor, in combustor, is provided with multiple air inlet pipe, and one end of air inlet pipe is along combustor
Tangential direction stretch to combustion chamber, and the mouth of pipe of air inlet pipe is flat mouth shape, the width design of the mouth of pipe be 0.3～
0.5cm, thus the temperature near the inwall of combustor is significantly higher than combustion chamber, makes the tar in fuel gas at secondary
Second pyrolysis is occurred to react in cracking room more fully.The present invention is provided with loop draught pipe in the outside of second pyrolysis room, logical
Cross loop draught pipe and send into the multichannel air-flow of high temperature air to second pyrolysis room, to upset the fuel gas in tar at second pyrolysis
Indoor flow path, improves containing the coke tar cracking efficiency in tar fuel gas.The present invention is provided with in loop draught pipe
Multiple fans, the rotating speed of each fan all differs, hence into making to enter, by each pore, the air-flow that second pyrolysis is indoor
Flow is the most different, increases the disturbance 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 the equipment of supplying gas of the present invention.
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 with reference to description literary composition
Word can be implemented according to this.
As it is shown in figure 1, the present invention provides a kind of biomass gasifying furnace with the equipment of supplying gas, including: the stove being vertically arranged
Body 1, it includes vaporizer 8, combustor 3 and collection chamber 2, and described combustor 3 is arranged on the lower section of described vaporizer, with described gas
Changing room to communicate, described collection chamber is arranged on the top of described vaporizer, communicates with described vaporizer；Second pyrolysis room, its cincture
Being arranged on the outside of described combustor 3, tar cracking catalyst is filled in described second pyrolysis room 5；Loop draught pipe 9, its cincture
It is arranged on the outside of described second pyrolysis room, and the lateral wall that the medial wall of described loop draught pipe is described second pyrolysis room,
The medial wall of described loop draught pipe offers multiple pore 10, and the skewness of multiple pore 10, adjacent two
The direction, duct of pore differs, so that the airflow direction of adjacent two pores ejection is different, described loop draught pipe connects
To a high temperature air feedway；Multiple fans 11, are arranged in described loop draught pipe 9, and the rotating speed of each fan are equal
Differ；Multiple air inlet pipe 6, one end of described air inlet pipe stretches in described combustor along the tangential direction of described combustor
Portion, 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 relative
Being uniformly arranged in described combustor, the mouth of pipe 7 of described air inlet pipe is flat mouth shape, and the length direction of the mouth of pipe of described air inlet pipe with
Described combustor axially in parallel, the width of the described mouth of pipe is 0.3～0.5cm；Airway 4, it is arranged on outside described body of heater
Portion, one end is communicated to described collection chamber, and the other end connects described second pyrolysis room.
In the present invention, enter collection chamber containing tar fuel gas, and it is indoor to enter second pyrolysis by airway.Two secondary fissures
Solve room and be circumferentially positioned at the outside of combustor, in it, fill tar cracking catalyst.Containing tar fuel gas in second pyrolysis room
In, by heating of the heat in combustor, under the catalytic action of tar cracking catalyst, there is second pyrolysis reaction, thus
Reduce tar content.
Especially for the heat made full use of in combustor, the present invention is provided with multiple air inlet pipe, one end of air inlet pipe
Being to stretch in combustor along the tangential direction of combustor, the other end of air inlet pipe is communicated to be arranged on helping outside body of heater
On combustion gas body feeding, so, air inlet pipe will supply combustion-supporting gas along tangential direction to combustor.And due to air inlet pipe
Caliber the least, only 0.3～0.5cm, the air film of a combustion-supporting gas can be formed at the inwall of combustor.Due to depositing of air film
, the combustion case near the inwall of combustor more preferably more fully, and then can make the temperature near the inwall of combustor higher,
So that the temperature of second pyrolysis indoor is the highest, 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 designed to 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 near Inner Wall of Combustion Chamber
Evenly, i.e. the temperature near Inner Wall of Combustion Chamber is the most evenly in burning, and then ensures the second pyrolysis reaction that second pyrolysis is indoor
The most uniformly occur.
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 in the little scope of disturbance can containing tar
The flow path of combustion gas body so that the eddy current that is internally formed containing tar fuel gas, thus promote containing in tar fuel gas
Tar ingredients constantly contacts with tar cracking catalyst, and then accelerates the lysis efficiency of tar.
Improve lysis efficiency highly useful when gasification furnace stops.Generally, terminate, if gasification furnace produces in combustor also
The most no longer have combustible material, then the temperature of combustor can be gradually lowered, and finally can not meet second pyrolysis room to temperature
The requirement of degree.And in gasification furnace stops a period of time producing, still suffer from gradually arranging in body of heater containing tar fuel gas
Go out, in order to ensure that this last part also is able to be removed containing the tar in tar fuel gas, it is necessary in chamber temperature
Be reduced to undesirable before, complete the process containing tar fuel gas to this last part in second pyrolysis indoor.
The present invention improves the lysis efficiency that the fuel gas containing tar is coal-tar middle oil, therefore, is reduced to undesirable in chamber temperature
Before, 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 adjusted as required.
Loop draught pipe integral coating, in the outside of second pyrolysis room, on the one hand can play the effect of insulation, reduces two
The heat of secondary cracking 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
By pore to second pyrolysis room feeding high temperature air, thus disturbance fuel gas in tar.Further, in loop draught pipe
It is additionally provided with multiple fan, i.e. fan and can cause the disturbance of the high temperature air in loop draught pipe, make high temperature air enter
Pore, and the disturbance when pore flows into second pyrolysis room is more violent.Especially when the rotating speed of each fan all differs,
The disturbance of high temperature air can be more complicated, presents turbulent flow, thus strengthens the disturbing containing tar fuel gas indoor to second pyrolysis
Dynamic effect, improves the catalytic efficiency containing the tar in tar fuel gas.
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 the equipment of supplying gas, described tar cracking catalyst is Calx
Stone and magnesium carbonate.In this embodiment, burning indoor temperature can select 800～1000 DEG C.
Preferably, in the described biomass gasifying furnace with the equipment of supplying gas, the plurality of air inlet pipe is along described combustion
The axial distribution burning room becomes multilamellar, every layer of air inlet pipe to include several air inlet pipe, adjacent two layers air inlet pipe interval 2～3cm.This is real
Execute example and be more conducive to the uniform air film being formed about combustion-supporting gas at Inner Wall of Combustion Chamber, improve the uniformity of air film, so that
Burning near Inner Wall of Combustion Chamber the most evenly, and then makes the more uniform temperature near Inner Wall of Combustion Chamber, and second pyrolysis is indoor
Heating temperature the most evenly.
Preferably, in the described biomass gasifying furnace with the equipment of supplying gas, the aperture of described pore be 0.2～
0.5cm.When aperture within the range, can to second pyrolysis room spray multiply air-flow, play and disturb containing tar fuel gas
Effect.When the flow velocity of high temperature air or flow are excessive, then may affect the lysis efficiency of tar.
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 in description and embodiment listed
Using, it can be applied to various applicable the field of the invention completely, for those skilled in the art, and can be easily
Realizing other amendment, therefore under the general concept limited without departing substantially from claim and equivalency range, the present invention does not limit
In specific details with shown here as the legend with description.
Claims (4)
1. a biomass gasifying furnace with the equipment of supplying gas, 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 under described vaporizer
Side, communicates with described vaporizer, and described collection chamber is arranged on the top of described vaporizer, communicates with described vaporizer；
Second pyrolysis room, it is circumferentially positioned at the outside of described combustor, and tar cracking catalyst is filled in described second pyrolysis room；
Loop draught pipe, it is circumferentially positioned at the outside of described second pyrolysis room, and the medial wall of described loop draught pipe is institute
State the lateral wall of second pyrolysis room, the medial wall of described loop draught pipe offer multiple pore, and multiple pore point
Cloth is uneven, and the direction, duct of adjacent two pores differs, so that the airflow direction of adjacent two pores ejection is different, and institute
State loop draught pipe and be communicated to a high temperature air feedway；
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 chamber, institute along the tangential direction of described combustor
State the combustion-supporting gas feedway that the other end of air inlet pipe is communicated to be arranged on outside body of heater, and multiple air inlet pipe is relative to described
Combustor is uniformly arranged, and 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 and described combustion
Burning the axially in parallel of room, 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 connects described second pyrolysis
Room.
There is the biomass gasifying furnace of the equipment of supplying gas the most as claimed in claim 1, it is characterised in that described coke tar cracking is catalyzed
Agent is limestone and magnesium carbonate.
There is the biomass gasifying furnace of the equipment of supplying gas the most as claimed in claim 1, it is characterised in that the plurality of air inlet pipe edge
The axial distribution of 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。
There is the biomass gasifying furnace of the equipment of supplying gas the most as claimed in claim 1, it is characterised in that the aperture of described pore is
0.2～0.5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610521153.XA CN106118757B (en) | 2016-06-29 | 2016-06-29 | Biomass gasifying furnace with equipment of supplying gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610521153.XA CN106118757B (en) | 2016-06-29 | 2016-06-29 | Biomass gasifying furnace with equipment of supplying gas |
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| Publication Number | Publication Date |
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| CN106118757A true CN106118757A (en) | 2016-11-16 |
| CN106118757B CN106118757B (en) | 2018-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610521153.XA Active CN106118757B (en) | 2016-06-29 | 2016-06-29 | Biomass gasifying furnace with equipment of supplying gas |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108865286A (en) * | 2018-07-17 | 2018-11-23 | 南华大学 | Based on interactive double-fluidized-bed combustion gas providing device |
| CN110404926A (en) * | 2019-07-05 | 2019-11-05 | 上海齐耀热能工程有限公司 | A kind of corona treatment organic waste system |
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| CN201354358Y (en) * | 2009-02-16 | 2009-12-02 | 熊天东 | Non-pressure biological substance gasification boiler |
| CN201473503U (en) * | 2009-06-24 | 2010-05-19 | 张宝根 | Tar catalytic cracker of gasifier |
| CN101781579A (en) * | 2010-04-07 | 2010-07-21 | 王治刚 | Biomass gasification method and biomass gasification furnace |
| 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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2016
- 2016-06-29 CN CN201610521153.XA patent/CN106118757B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201354358Y (en) * | 2009-02-16 | 2009-12-02 | 熊天东 | Non-pressure biological substance gasification boiler |
| CN201473503U (en) * | 2009-06-24 | 2010-05-19 | 张宝根 | Tar catalytic cracker of gasifier |
| CN101781579A (en) * | 2010-04-07 | 2010-07-21 | 王治刚 | Biomass gasification method and biomass gasification furnace |
| 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 |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108865286A (en) * | 2018-07-17 | 2018-11-23 | 南华大学 | Based on interactive double-fluidized-bed combustion gas providing device |
| CN110404926A (en) * | 2019-07-05 | 2019-11-05 | 上海齐耀热能工程有限公司 | A kind of corona treatment organic waste system |
| CN110404926B (en) * | 2019-07-05 | 2024-04-12 | 上海齐耀热能工程有限公司 | System for treating organic waste by plasma |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106118757B (en) | 2018-12-18 |
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Effective date of registration: 20181101 Address after: 315012 room 1025, Liyuan North Road, Haishu District, Ningbo, Zhejiang, China, 755 Applicant after: Ningbo Polygala cubic Energy Technology Co Ltd Address before: 536000 the Guangxi Zhuang Autonomous Region Beihai Yinhai District North Sichuan Road Tian Bi garden 12 stories 08 rooms. Applicant before: Wen Zhou |
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Effective date of registration: 20191212 Address after: 215100 Building 1, No.38, beiguandu Road, Yuexi street, Wuzhong District, Suzhou City, Jiangsu Province Patentee after: Suzhou Fuyang Automation Technology Co., Ltd Address before: 315012 Zhejiang Province, Ningbo city Haishu District Liyuan Road No. 755 room 1025 Patentee before: Ningbo Polygala cubic Energy Technology Co Ltd |
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Effective date of registration: 20211227 Address after: 533000 huati Road, Liutang Aluminum Industrial Park, Youjiang District, Baise City, Guangxi Zhuang Autonomous Region Patentee after: Baise Rongxing Chemical Co.,Ltd. Address before: No. 2151, building 38, North Guandu street, Suzhou City, Jiangsu Province Patentee before: Suzhou Fuyang Automation Technology Co.,Ltd. |