CN105694931B - A kind of biomass carbonizing furnace with curved shape asymmetric burner - Google Patents
A kind of biomass carbonizing furnace with curved shape asymmetric burner Download PDFInfo
- Publication number
- CN105694931B CN105694931B CN201610162072.5A CN201610162072A CN105694931B CN 105694931 B CN105694931 B CN 105694931B CN 201610162072 A CN201610162072 A CN 201610162072A CN 105694931 B CN105694931 B CN 105694931B
- Authority
- CN
- China
- Prior art keywords
- burner
- wall
- curved shape
- air
- burner wall
- 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.)
- Expired - Fee Related
Links
- 239000002028 Biomass Substances 0.000 title claims abstract description 30
- 238000010000 carbonizing Methods 0.000 title claims abstract description 23
- 239000000446 fuel Substances 0.000 claims abstract description 38
- 238000003763 carbonization Methods 0.000 claims abstract description 28
- 230000006641 stabilisation Effects 0.000 claims abstract description 23
- 238000011105 stabilization Methods 0.000 claims abstract description 23
- 238000002485 combustion reaction Methods 0.000 claims abstract description 18
- 238000005452 bending Methods 0.000 claims abstract description 4
- 238000002955 isolation Methods 0.000 claims description 5
- 239000000779 smoke Substances 0.000 claims description 3
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003245 working effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
- C10B53/02—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of cellulose-containing material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B21/00—Heating of coke ovens with combustible gases
- C10B21/10—Regulating and controlling the combustion
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
Abstract
The present invention relates to a kind of biomass carbonizing furnaces with curved shape asymmetric burner, including furnace body, fire door, combustion chamber, carbonization chamber and carbonization tank；It further include asymmetric burner；The asymmetric burner includes fuel discharge component, air pipeline, burner wall, igniter, and the fuel discharge component includes discharge end, fuel riser, flame stabilization structure；The circular air flue of the burner wall extends across burner wall；The front end of the burner wall has the outlet end of air flue；The flame stabilization structure is arranged in the first inside of the side of the axis of burner wall；The flame stabilization structure is arranged at the outlet end of burner wall；The air pipeline is set as bending；Guide vane is provided in the air pipeline, guide vane extends through the second inside to outlet end of burner wall；The problem of overcoming existing retort to be difficult to control chamber temperature, and being also easy to produce NOx in combustion process.
Description
Technical field
The present invention relates to retort technical field more particularly to a kind of biomass carbons with curved shape asymmetric burner
Change stove.
Background technology
Biomass pyrolytic carbonizes technology because low-quality biomass energy can be converted to the height that moisture content is low, calorific value is high by it
Quality biomass carbon and it is gradually of interest by people.Chinese patent notification number CN202754940U, authorized announcement date are 2013 2
The moon 27, invention and created name are a kind of pollution-free castoff regenerative retort of self-burning type, and that application discloses a kind of biomass
Retort, the retort include carbonization chamber, combustion chamber and carbonization tank, and wherein both carbonization chamber and combustion chamber is respectively positioned in furnace body,
Therebetween it is separated by baffle, carbonization tank is located in carbonization chamber, and when work, the carbonization tank keeps close by the fire door being arranged thereon
Envelope.The present invention is easy to control in-furnace temperature, is reaching conversion mesh using a kind of burner of low NOx asymmetrics as heat source
While, improve burning adequacy and control NOx generation environment is impacted.
Invention content
An object of the present invention is in view of the deficiencies of the prior art, to overcome and be difficult to control burning in the prior art
Room temperature is also easy to produce NOx in combustion process, and burning is not enough, not compact enough the problem of device structure, provided it is a kind of both
Biomass carbonated efficiency energy energy conservation and environmental protection again can be improved, it is compact-sized with the biomass carbonated of curved shape asymmetric burner
Stove.
A kind of biomass carbonizing furnace with curved shape asymmetric burner, including furnace body, fire door, combustion chamber, carbonization chamber
And carbonization tank, the combustion chamber and carbonization chamber are located at furnace interior, are separated by baffle；It is provided with smoke inlet on the baffle；
The carbonization tank is fixed in carbonization chamber, and the carbonization tank is connected with switchable fire door；It is provided with chimney at the top of the furnace body；
It further include asymmetric burner；The asymmetric burner includes fuel discharge component, air pipeline, burner wall, draws
Burner, Venturi tube, the fuel discharge component include discharge end, fuel riser, flame stabilization structure；The burner
The circular air flue of wall extends across burner wall；The flame stabilization structure is arranged in the side of the axis of burner wall
First inside；The flame stabilization structure is arranged at the outlet end of burner wall；The Venturi tube is arranged in the another of axis
The second inside of side；The vacuum suction pipe of the Venturi tube extends to other than the outlet end of burner wall；The air pipeline
It is set as bending；Guide vane is provided in the air pipeline, guide vane extends to the leading edge a of Venturi tube.
As a preferred embodiment, the fuel riser, longitudinally through air flue, one end extends to discharge tip, the other end
Extend across air pipeline.
As a preferred embodiment, the discharge tip is preferably more than 15 millimeters -25 millimeters of the outlet of burner wall.
Tip or liquid fuel discharge tip is discharged as a preferred embodiment, fuel discharge tip is gaseous fuel,
But preferably tip is discharged in gaseous fuel.
Tip or flat flame discharge tip is discharged as a preferred embodiment, fuel discharge tip is circular flame,
It is preferred that tip is discharged in circular flame.
It is bored as a preferred embodiment, the flame stabilization structure is provided with stablizing for multiple ventholes, annular is uniformly distributed
Venthole can allow air even into.
As a preferred embodiment, there is the flame stabilization structure leading edge b, the madial wall of leading edge b and burner wall to connect
It touches.
As a preferred embodiment, a diameter of D of the air flue, a diameter of d of the outlet of the flame stabilization structure,
40%D < d < 50%D, this ratio are the optimization numerical value obtained in practice.
As a preferred embodiment, the other side that component is discharged relative to fuel in axis is arranged in the igniter, longitudinally through
Air flue, one end extend to outlet end, and the other end extends across air pipeline.
As a preferred embodiment, the burner wall is firebrick wall structure.
As a preferred embodiment, the upstream of the guide vane is provided with baffle, the flow for controlling whole combustion air.
Preferably as another, the Venturi tube fitting is fixed on the madial wall of burner wall.
Beneficial effects of the present invention：
(1) non-right using low NOx the present invention provides a kind of biomass carbonizing furnace with curved shape asymmetric burner
Title formula burner solves the problems, such as generation NOx in the retort course of work as heat source, protects environment.
(2) present invention to be easy to control in the retort course of work using low NOx asymmetrics burner as heat source
It carbonizes rate and carbonizes the quality of product.
(3) setting of burner of the invention, Venturi tube makes the effect of burner eccentric setting become apparent from, and fills in time
Divide shift mixed gas is burnt so that burning is fully and combustion distribution is uniform；Air pipeline is designed to curved shape, side
Air velocity be more than the other side air velocity so that the working effect of Venturi tube is more preferably to promote eccentric burner
More preferably, and this design reduces equipment occupation spaces to keep entire retort device structure more compact for working effect；Guide vane
It is arranged and solves the problems, such as that air pipeline curved design generates turbulent, and the air stream speed difference in air pipeline is made to become apparent from,
To further promote the effect of the low NOx productions of burner.
Description of the drawings
For the clearer technical solution for illustrating the embodiment of the present invention, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings discussed below is only some embodiments of the present invention, for ability
For the those of ordinary skill in domain, without creative efforts, it is attached to can also be obtained according to these attached drawings other
Figure.
Fig. 1 is a kind of structure sectional view of biomass carbonizing furnace with curved shape asymmetric burner.
Fig. 2 is a kind of asymmetric burner structure section view of biomass carbonizing furnace with curved shape asymmetric burner
Figure.
Fig. 3 is that a kind of vertical view of the asymmetric burner of biomass carbonizing furnace with curved shape asymmetric burner is shown
It is intended to.
Fig. 4 is that a kind of asymmetric burner fuel of biomass carbonizing furnace with curved shape asymmetric burner is discharged
The structural schematic diagram of component.
Fig. 5 is a kind of asymmetric burner Venturi tube of biomass carbonizing furnace with curved shape asymmetric burner
Schematic diagram.
Label declaration：
1. furnace body, 2. fire doors, 3. combustion chambers, 4. carbonization chambers, 5. carbonization tanks, 6. isolation boards, 7. chimneys, the combustion of 8. asymmetrics
Burner, 81. fuel discharge component, 82. air pipelines, 83. burner walls, 84. igniters, 85. Venturi tubes, 86. air are logical
Road, 87. guide vanes, 88. baffles, the regions 9.C, the regions 10.D, 811. discharge tips, 812. fuel risers, 813. flame stabilizations
Structure, 821. inner walls, 831. madial walls, 832. outlet ends, 833. axis, 834. first insides, 835. second insides, 851. is true
Suction tracheae, the areas 852.a, 853. exhaust outlets, 854. leading edge a, 861. air flue a, 862. air flue b, 8511. manage
Mouth, 871. ends, 8131. ventholes, 8132. leading edge b, 8133. outlets.
Specific implementation mode
Technical solution in the embodiment of the present invention is clearly and completely illustrated below in conjunction with the accompanying drawings.
Embodiment one
Fig. 1 is a kind of structure sectional view of biomass carbonizing furnace with curved shape asymmetric burner, and Fig. 2 is a kind of fortune
With the asymmetric burner structure sectional view of the biomass carbonizing furnace of curved shape asymmetric burner, Fig. 3 is a kind of with curved
The schematic top plan view of the asymmetric burner of the biomass carbonizing furnace of shape asymmetric burner, Fig. 4 are a kind of with curved shape
The structural schematic diagram of the asymmetric burner fuel discharge component of the biomass carbonizing furnace of asymmetric burner, Fig. 5 mono-
Kind uses the schematic diagram of the asymmetric burner Venturi tube of the biomass carbonizing furnace of curved shape asymmetric burner.As Fig. 1,
Shown in Fig. 2, Fig. 3, Fig. 4 and Fig. 5, a kind of biomass carbonizing furnace with curved shape asymmetric burner, including furnace body 1, fire door
2, combustion chamber 3, carbonization chamber 4 and carbonization tank 5, the combustion chamber 3 and carbonization chamber 4 are located inside furnace body 1, are separated by isolation board 6；
Smoke inlet 61 is provided on the isolation board 6；The carbonization tank 5 is fixed in carbonization chamber 4, and the carbonization tank 5, which is connected with, to be opened
The fire door 2 of pass；1 top of the furnace body is provided with chimney 7；Further include asymmetric burner 8, the asymmetric burner 8
Including fuel discharge component 81, air pipeline 82, burner wall 83, igniter 84, Venturi tube 85, component is discharged in the fuel
81 include discharge end 811, fuel riser 812, flame stabilization structure 813；The circular air flue of the burner wall 83
86 pass through burner wall 83 to extend；The flame stabilization structure 813 is arranged the first of the side of the axis 833 of burner wall 83
Inside 834；The flame stabilization structure 813 is arranged at the outlet end of burner wall 83 832；The setting of the Venturi tube 85 exists
The second inside 835 of the other side of axis 833；The vacuum suction pipe 851 of the Venturi tube 85 extends to going out for burner wall 83
Other than mouth end 832；The air pipeline 82 is set as bending；Guide vane 87 is provided in the air pipeline 82, guide vane 87 prolongs
Extend to the leading edge a854 of Venturi tube 85；For the fuel riser 812 longitudinally through air flue 86, one end extends to discharge
End 811, the other end extend across air pipeline 82；The discharge end 811 is no more than the outlet end 832 of burner wall 83
(15-25) millimeter；The fuel discharging end head 811 is that tip is discharged in gaseous fuel；The flame stabilization structure 813 is provided with
Multiple ventholes 8131 stablize cone；The flame stabilization structure 813 has leading edge b8132, leading edge b8132 and burner
The madial wall 831 of wall 83 contacts；A diameter of D of the air flue 86, the outlet 8133 of the flame stabilization structure 813
A diameter of d, 40%D < d < 50%D；The igniter 84 is arranged is discharged the another of component 81 in axis 833 relative to fuel
Side, longitudinally through air flue 86, one end extends to outlet end 832, and the other end extends across air pipeline 82；The venturi
The fitting of pipe 85 is fixed on the madial wall 831 of burner wall 83；The upstream of the guide vane 87 is provided with baffle 88, whole for controlling
The flow of the combustion air of body.
When work, combustion air enters through baffle 88 is suitable in air pipeline 82, and guide vane 87 divides air flue 86
It is segmented into air flue a861 and air flue b862, the air flowing of air flue b862 is shallower, and air flows through air flue
B862 enters the first inside 834 of burner wall 83, and the then discharge of venthole 8131 through flame stabilization structure 813 is arranged with fuel
Go out the fuel being discharged in tip 811 to be mixed and burned, the amount of the opposite fuel of the material of air is few herein, is formed in the regions C 9 fuel-rich
Region is burnt, the temperature of fuel is relatively low, and extra fuel is mixed with burning inert products reduces temperature；The sky of air flue a861
For gas because the influence flow velocity of the factors such as centrifugal force is very fast, guide vane 87 is increasingly closer to the inner wall 821 of air pipeline 82 in end 871,
Air enters Venturi tube 85, forms vacuum in the areas a 852 of Venturi tube 85, vacuum suction pipe 851 has the areas a 852 to extend to C
Region 9, interior entire vacuum suction pipe 851 is in low-pressure state, and the fuel and burning inert products mixed gas in the regions C 9 are by vacuum
Air intake duct 851 is drawn into the exhaust for being mixed to form new mixed gas flow through venturi 85 in Venturi tube 85 with the air entered
Mouthfuls 853 discharges are burnt in the regions D 10, due to fuel ratio lack ignition temperature will not height.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Subject to enclosing.
Claims (7)
1. a kind of biomass carbonizing furnace with curved shape asymmetric burner, including furnace body (1), fire door (2), combustion chamber (3),
It is internal that carbonization chamber (4) and carbonization tank (5), the combustion chamber (3) and carbonization chamber (4) are located at furnace body (1), by isolation board (6) every
It opens；It is provided with smoke inlet (61) on the isolation board (6)；The carbonization tank (5) is fixed in carbonization chamber (4), the carbonization tank
(5) it is connected with switchable fire door (2)；It is provided with chimney (7) at the top of the furnace body (1)；It is characterized in that：Further include asymmetric
Formula burner (8)；The asymmetric burner (8) includes fuel discharge component (81), air pipeline (82), burner wall
(83), igniter (84), Venturi tube (85), the fuel discharge component (81) include discharge end (811), fuel riser
(812), flame stabilization structure (813)；The circular air flue (86) of the burner wall (83) prolongs across burner wall (83)
It stretches；First inside (834) of the side of axis (833) of flame stabilization structure (813) setting in burner wall (83)；Institute
Flame stabilization structure (813) is stated to be arranged at the outlet end (832) of burner wall (83)；The Venturi tube (85) is arranged in axis
The second inside (835) of the other side of line (833)；The vacuum suction pipe (851) of the Venturi tube (85) extends to burner wall
(83) other than outlet end (832)；The air pipeline (82) is set as bending；It is provided with and leads in the air pipeline (82)
Leaf (87), guide vane (87) extend to the leading edge a (854) of Venturi tube (85)；
The fuel riser (812) is longitudinally through air flue (86), and one end extends to discharge end (811), and the other end prolongs
It stretches and penetrates air pipeline (82)；
The flame stabilization structure (813) has leading edge b (8132), the inside of leading edge b (8132) and burner wall (83)
Wall (831) contacts；
The other side of igniter (84) setting in axis (833) relative to fuel discharge component (81), longitudinally through air
Access (86), one end extend to outlet end (832), and the other end extends across air pipeline (82).
2. a kind of biomass carbonizing furnace with curved shape asymmetric burner as described in claim 1, which is characterized in that described
(832) 15 millimeters -25 millimeters of the outlet end that end (811) are no more than burner wall (83) is discharged.
3. a kind of biomass carbonizing furnace with curved shape asymmetric burner as described in claim 1, which is characterized in that described
It is that tip is discharged in gaseous fuel that end (811), which are discharged,.
4. a kind of biomass carbonizing furnace with curved shape asymmetric burner as described in claim 1, which is characterized in that described
Flame stabilization structure (813) is provided with stablizing for multiple ventholes (8131) and bores.
5. a kind of biomass carbonizing furnace with curved shape asymmetric burner as described in claim 1, which is characterized in that described
A diameter of D of air flue (86), a diameter of d of the outlet (8133) of the flame stabilization structure (813), 40%D < d <
50%D.
6. a kind of biomass carbonizing furnace with curved shape asymmetric burner as described in claim 1, which is characterized in that institute
Venturi tube (85) fitting is stated to be fixed on the madial wall (831) of burner wall (83).
7. a kind of biomass carbonizing furnace with curved shape asymmetric burner as described in claim 1, which is characterized in that institute
The upstream for stating guide vane (87) is provided with baffle (88), the flow for controlling whole combustion air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610162072.5A CN105694931B (en) | 2016-03-21 | 2016-03-21 | A kind of biomass carbonizing furnace with curved shape asymmetric burner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610162072.5A CN105694931B (en) | 2016-03-21 | 2016-03-21 | A kind of biomass carbonizing furnace with curved shape asymmetric burner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105694931A CN105694931A (en) | 2016-06-22 |
| CN105694931B true CN105694931B (en) | 2018-11-13 |
Family
ID=56231262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610162072.5A Expired - Fee Related CN105694931B (en) | 2016-03-21 | 2016-03-21 | A kind of biomass carbonizing furnace with curved shape asymmetric burner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105694931B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1007606A (en) * | 1961-04-13 | 1965-10-13 | Koppers Co Inc | Improvements in or relating to horizontal coking retort ovens |
| CN2149557Y (en) * | 1993-01-21 | 1993-12-15 | 陈木荣 | Novel structure Venturi gas nozzle |
| CN2275688Y (en) * | 1996-09-10 | 1998-03-04 | 顺德市家宜燃气具有限公司 | Burner |
| US6695609B1 (en) * | 2002-12-06 | 2004-02-24 | John Zink Company, Llc | Compact low NOx gas burner apparatus and methods |
| DE102007042502B4 (en) * | 2007-09-07 | 2012-12-06 | Uhde Gmbh | Device for supplying combustion air or coke-influencing gases to the upper part of coke ovens |
| CN205556564U (en) * | 2016-03-21 | 2016-09-07 | 长兴金诺机械有限公司 | Living beings retort of curved form asymmetric combustor of application |
-
2016
- 2016-03-21 CN CN201610162072.5A patent/CN105694931B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN105694931A (en) | 2016-06-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Hu Weijie Inventor before: Ye Yufang Inventor before: Ye Huajian |
|
| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160620 Address after: 313113 Zhejiang city of Huzhou province Changxing County two primary Ling Kang Village Applicant after: CHANGXING JINNUO MACHINERY CO., LTD. Address before: 313100, Zhejiang, Huzhou Changxing County forest town industrial concentration area Applicant before: Zhejiang Shangding Industrial Furnace Co., Ltd. |
|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180927 Address after: 362800 206 Keng Tsai Village, Keng Tsai Village, Hou Long Town, Quangang District, Quanzhou, Fujian Applicant after: Chen Minghai Address before: 313113 Chu Kang village, two boundary Ling Township, Changxing County, Huzhou, Zhejiang Applicant before: CHANGXING JINNUO MACHINERY CO., LTD. |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 Termination date: 20210321 |