CN108692310A - A kind of biomass gasification combustion machine - Google Patents
A kind of biomass gasification combustion machine Download PDFInfo
- Publication number
- CN108692310A CN108692310A CN201810603136.XA CN201810603136A CN108692310A CN 108692310 A CN108692310 A CN 108692310A CN 201810603136 A CN201810603136 A CN 201810603136A CN 108692310 A CN108692310 A CN 108692310A
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- Prior art keywords
- pipe
- time burning
- primary combustion
- oxygen supplying
- tube
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- 238000002485 combustion reaction Methods 0.000 title claims abstract description 158
- 239000002028 Biomass Substances 0.000 title claims abstract description 44
- 238000002309 gasification Methods 0.000 title claims abstract description 37
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 113
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 113
- 239000001301 oxygen Substances 0.000 claims abstract description 113
- 239000000446 fuel Substances 0.000 claims abstract description 54
- 238000005336 cracking Methods 0.000 claims abstract description 26
- 239000006200 vaporizer Substances 0.000 claims abstract description 21
- 238000009423 ventilation Methods 0.000 claims abstract description 12
- 239000000428 dust Substances 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 6
- 230000007613 environmental effect Effects 0.000 abstract description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 12
- 239000003546 flue gas Substances 0.000 description 11
- 239000003610 charcoal Substances 0.000 description 8
- 239000007789 gas Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 229910010293 ceramic material Inorganic materials 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011269 tar Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011214 refractory ceramic Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23B—METHODS OR APPARATUS FOR COMBUSTION USING ONLY SOLID FUEL
- F23B10/00—Combustion apparatus characterised by the combination of two or more combustion chambers
- F23B10/02—Combustion apparatus characterised by the combination of two or more combustion chambers including separate secondary combustion chambers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L1/00—Passages or apertures for delivering primary air for combustion
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23L—SUPPLYING AIR OR NON-COMBUSTIBLE LIQUIDS OR GASES TO COMBUSTION APPARATUS IN GENERAL ; VALVES OR DAMPERS SPECIALLY ADAPTED FOR CONTROLLING AIR SUPPLY OR DRAUGHT IN COMBUSTION APPARATUS; INDUCING DRAUGHT IN COMBUSTION APPARATUS; TOPS FOR CHIMNEYS OR VENTILATING SHAFTS; TERMINALS FOR FLUES
- F23L9/00—Passages or apertures for delivering secondary air for completing combustion of fuel
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Solid-Fuel Combustion (AREA)
Abstract
The present invention provides a kind of biomass gasification combustion machines, include holder, and cradle top is installed with primary combustion pipe, and the nozzle of primary combustion pipe one end is fuel inlet, and the other end is communicated with second-time burning pipe;Second-time burning pipe includes second-time burning inner tube and second-time burning outer tube, and second-time burning inner tube is divided into vaporizer and flame chamber, is connected between vaporizer and flame chamber by cracking the fire output hole on disk by the cracking disk being arranged in second-time burning pipe;Second-time burning inner tube, second-time burning outer tube and primary combustion pipe surround an annular compartment, annular compartment is divided into secondary oxygen supplying chamber and three times oxygen supplying chamber by cracking disk, it is connected to by ventilation hole between secondary oxygen supplying chamber and vaporizer, is connected to three times by ventilation hole between oxygen supplying chamber and flame chamber;Secondary oxygen supplying tube and three times oxygen supplying tube are respectively communicated with secondary oxygen supplying chamber and three times oxygen supplying chamber.The present invention can fully burn to biomass fuel, and thermal efficiency height and rate of gasification are high, are conducive to environmental protection.
Description
Technical field
The present invention relates to a kind of combustors, and in particular to a kind of biomass gasification combustion machine.
Background technology
Biomass gasification combustion machine in the prior art, has the disadvantage that:(1)Using direct-fired burning, lead to thermal effect
Rate is low, and smoke discharge amount is big, is unfavorable for environmental protection;(2)It is not equipped with oxygen supply equipment or oxygen supply equipment design is unreasonable, burning is not
Fully, the substances such as a large amount of tar, carbon monoxide of generation cannot decompose, and tar is caused to block pipeline, while carbon monoxide
It is full of in the hopper of biomass fuel, therefore biomass fuel gasifying rate is low;(3)It is complicated, it is with high costs, it is unfavorable for occupying
People's daily life is widely used, and is unfavorable for promoting.Therefore, it is low, simple in structure and environmentally friendly how to research and develop a kind of manufacturing cost, and
The biomass gasification combustion machine that burning is abundant, the thermal efficiency is high, rate of gasification is high, is that the technology of those skilled in the art's urgent need to resolve is asked
Topic.
Invention content
For overcome the deficiencies in the prior art, the present invention provides a kind of gasification of biomass of simple structure and low cost
Combustor can fully burn to biomass fuel, and thermal efficiency height and rate of gasification are high, are conducive to environmental protection.
Technical solution provided by the invention is as follows:
A kind of biomass gasification combustion machine includes holder, and cradle top is installed with primary combustion pipe, and primary combustion pipe is
The nozzle of combustion chamber, primary combustion pipe one end is fuel inlet, and the other end is communicated with second-time burning pipe;Second-time burning pipe includes
Second-time burning inner tube and the second-time burning outer tube being coaxially disposed with second-time burning inner tube, the interior cracking disk being arranged of second-time burning pipe
Second-time burning inner tube is divided into vaporizer and flame chamber, is connected by the fire output hole cracked on disk between vaporizer and flame chamber
It is logical;It is also covered with filtering dust net at the nozzle of second-time burning pipe outer end, the making material of the filtering dust net is high temperature resistant Carbon fiber
Tie up material.
Second-time burning inner tube, second-time burning outer tube and primary combustion pipe surround an annular compartment, are arranged in second-time burning pipe
Cracking disk annular compartment is divided into secondary oxygen supplying chamber and three times oxygen supplying chamber, by secondary between secondary oxygen supplying chamber and vaporizer
The ventilation hole connection burnt on inner pipe wall, passes through the ventilation on second-time burning inner pipe wall three times between oxygen supplying chamber and flame chamber
Hole is connected to;The secondary oxygen supplying tube and oxygen supplying tube is respectively communicated with secondary oxygen supplying chamber and supplies oxygen three times three times that second-time burning pipe outside is arranged
Room.
Further, primary combustion pipe and second-time burning pipe are cylinder, and fuel inlet is located at the upper of primary combustion pipe
End, second-time burning pipe are connected at the lower end nozzle of primary combustion pipe;Pass through a stove between primary combustion pipe and second-time burning pipe
Bridge separates and is connected to by the fire output hole on the grate;Flame chamber in second-time burning pipe is connected to heat exchanger.
Further, an oxygen supplying tube is additionally provided with outside primary combustion pipe, on an oxygen supplying tube and primary combustion pipe
End is connected to, and primary combustion pipe lower end offers ash hole.
Further, feeding equipment is also communicated with by feed pipe at the fuel inlet of primary combustion pipe upper end, the charging
Device includes loading hopper and motor feed system, and one end end of motor feed system is connected to loading hopper, and the other end
It is connected to feed pipe.
Further, an oxygen supplying tube is additionally provided with outside primary combustion pipe, which is connected to feed pipe, and one
Secondary combustion tube lower end offers ash hole.
Further, the angle of the angle between primary combustion pipe and second-time burning pipe is α, and 180 ° of 90 °≤α <, and
Second-time burning pipe is in horizontally disposed.
Further, the angle of the angle α between primary combustion pipe and second-time burning pipe is equal to 135 °.
Further, fuel inlet is located at the lower end of primary combustion pipe, and second-time burning pipe is connected in the upper of primary combustion pipe
At end pipe mouth;Primary combustion pipe is in inverted conical, and the vaporizer position of second-time burning pipe lower end is cylinder, on second-time burning pipe
The flame cavity portion position regular conical at end;Flame chamber in second-time burning pipe is also connected to heat exchanger;Primary combustion pipe, second-time burning
The central axis of pipe is located along the same line.
Further, it is also communicated with feeding equipment at the fuel inlet of primary combustion pipe lower end, which includes
The motor feed system being connected to fuel inlet and the loading hopper being connected to motor feed system by feed pipe;Primary combustion
It burns and is additionally provided with an oxygen supplying tube outside pipe, which is connected to feed pipe, and primary combustion pipe lower end offers
Ash hole.
Further, an oxygen supplying tube, secondary oxygen supplying tube and control valve is respectively arranged on oxygen supplying tube three times, and primary
Oxygen supplying tube, secondary oxygen supplying tube and oxygen supplying tube is connected to air blower three times.
The principle of the invention:
1. the present invention adds fuel by the fuel inlet of primary combustion pipe upper end, and is further snapped down to inside primary combustion pipe
Combustion chamber burn, in combustion process, due to air by an oxygen supply pipeline enter fuel inlet pipe air enter one
In secondary combustion tube, to accelerate biomass fuel from top to bottom in primary combustion pipe internal oxidition and burning, biomass fuel is by upper
And it is lower by high-temperature region oxidation, reduction and tentatively gasify formed a large amount of flue gases, tar, charcoal and a small amount of carbon dioxide mixing it is flammable
Gas, the mixed combustible gas and enter second-time burning inner tube in after, due to air by secondary oxygen supply pipeline enter secondary oxygen supply
Room, and further entered in second-time burning inner tube by grate, to fully burn;The flue gas of burning generation, tar, an oxidation
The substances such as carbon are made by high temperature ceramic material and high temperature burns red cracking disk and fully cracks and gasify, air mixture warp
It crosses and supplies oxygen three times, further fully burning generates inclined bluish violet thermal-flame.
2. the present invention is also by primary combustion pipe upper end unicom feeding equipment, biomass fuel passes through in feeding equipment
Loading hopper add biomass fuel, and pass sequentially through motor feed system, fuel inlet pipe enter primary combustion pipe lower part progress
Burning.
3. in the present invention, when fuel inlet is located at the lower end of primary combustion pipe, second-time burning pipe is connected in primary combustion pipe
Upper end tube nozzle at when, fed using bottom, gradually boosted, top ignition, generate layer of charcoal after, flue gas is through charcoal floor height
Temperature restores and tentatively gasifies, and fully burns after secondary oxygen supply, and the cracking disk that high temperature ceramic material is made burns red through high temperature
Afterwards, the tar steam not cracked fully in flue gas fully cracks and gasifies through cracking disk, and air mixture by supplying oxygen three times, into one
Step fully burning generates inclined bluish violet thermal-flame.
Beneficial effects of the present invention:
1. in the present invention, the preferable rubber-plastic sponge of air-tightness is covered in feed hopper top end surface, dress will can be entirely fed
Closed is set into full-enclosed structure, it is ensured that hopper is in closed state, to avoid cigarette, dust from being overflowed from hopper.
2. passing sequentially through motor feed system between feed hopper and combustion chamber, fuel inlet pipe is connected to, biomass fuel exists
Motor feed system enters under pushing in fuel inlet pipe, and is further snapped down in primary combustion pipe, since extraneous air is continuous
Entered in fuel inlet pipe by an oxygen supply pipeline, air generate air pressure make the high-temperature flue gas in primary combustion pipe always to
Under, to avoid cigarette, fire from returning and alter to feed hopper.
3. being used as combustion chamber inside primary combustion pipe, combustion space is big, can accommodate the lime-ash two that burning in 24 hours generates
Combustion efficiency is not influenced, meanwhile, deashing operation can promptly be carried out by the shoot door being arranged on primary combustion pipe.
4. an oxygen supplying tube, secondary oxygen supplying tube and the control valve that is respectively set on oxygen supplying tube three times can adjust primary confession
Oxygen and secondary oxygen supply air distribution ratio, to reach best vaporized state.
5. the present invention also controls charging rate by automatic controller and matches with blower air quantity, make to keep suitable in combustion chamber
The layer of charcoal and fuel of conjunction.
6. in the present invention, the nozzle of primary combustion pipe upper end is reached as the fuel inlet for adding fuel to simplify equipment
To the purpose for reducing cost, reducing later maintenance, resident living heating can be widely applied to.
Description of the drawings
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is a kind of front view of biomass gasification combustion machine described in the embodiment of the present invention one;
Fig. 2 is a kind of stereogram of biomass gasification combustion machine described in the embodiment of the present invention one;
Fig. 3 is a kind of front view of biomass gasification combustion machine described in the embodiment of the present invention two;
Fig. 4 is a kind of stereogram of biomass gasification combustion machine described in the embodiment of the present invention two;
Fig. 5 is a kind of front view of biomass gasification combustion machine described in the embodiment of the present invention three;
Fig. 6 is a kind of stereogram of biomass gasification combustion machine described in the embodiment of the present invention three;
Fig. 7 is a kind of right view of biomass gasification combustion machine described in the embodiment of the present invention three;
Fig. 8 is a kind of vertical view of biomass gasification combustion machine described in the embodiment of the present invention three.
Specific implementation mode
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways of covering.
Embodiment one
As shown in attached drawing 1 to attached drawing 2, a kind of biomass gasification combustion machine includes holder 1, and 1 top of holder is installed with one
Secondary combustion tube 2,2 inside of primary combustion pipe are combustion chamber 2-1, and the nozzle of 2 one end of primary combustion pipe is fuel inlet 3, the other end
It is communicated with second-time burning pipe 4;Second-time burning pipe 4 includes second-time burning inner tube 4-1 and is coaxially set with second-time burning inner tube 4-1
Second-time burning inner tube 4-1 is divided into vaporizer 4- by the second-time burning outer tube 4-2 set, the interior cracking disk 5 being arranged of second-time burning pipe 4
It is connected between 3 and flame chamber 4-4, vaporizer 4-3 and flame chamber 4-4 by cracking the fire output hole on disk 5;Outside second-time burning pipe 4
Filtering dust net 8 is also covered at end pipe mouth, second-time burning inner tube 4-1, second-time burning outer tube 4-2 and primary combustion pipe 2 surround
Annular compartment is divided into secondary oxygen supplying chamber 4-5 and supplied oxygen three times by one annular compartment, the interior cracking disk 5 being arranged of second-time burning pipe 4
Room 4-6 is connected between secondary oxygen supplying chamber 4-5 and vaporizer 4-3 by the ventilation hole on second-time burning inner tube 4-1 tube walls, three times
It is connected to by the ventilation hole on second-time burning inner tube 4-1 tube walls between oxygen supplying chamber 4-6 and flame chamber 4-4;Outside second-time burning pipe 4
The secondary oxygen supplying tube 6-2 that is arranged and oxygen supplying tube 6-3 is respectively communicated with secondary oxygen supplying chamber 4-5 and three times oxygen supplying chamber 4-6 three times.
Primary combustion pipe 2 and second-time burning pipe 4 are cylinder, the angle between primary combustion pipe 2 and second-time burning pipe 4
Angle be α, α=135 °, and second-time burning pipe 4 is in horizontally disposed;Fuel inlet 3 is located at the upper end of primary combustion pipe 2, secondary
Combustion tube 4 is connected at the lower end nozzle of primary combustion pipe 2;Pass through a grate 7 between primary combustion pipe 2 and second-time burning pipe 4
Separate and is connected to by the fire output hole on the grate 7;Flame chamber 4-4 in second-time burning pipe 4 is connected to heat exchanger.
An oxygen supplying tube 6-1 is additionally provided with outside primary combustion pipe 2, an oxygen supplying tube 6-1 and 2 upper end of primary combustion pipe
Portion is connected to and in communication with combustion chamber 2-1, and 2 lower end of primary combustion pipe offers ash hole 10;Oxygen supplying tube 6-1, secondary confession
Control valve 9, and an oxygen supplying tube 6-1, secondary oxygen supplying tube 6-2 and three are respectively arranged on oxygen pipe 6-2 and three times oxygen supplying tube 6-3
Secondary oxygen supplying tube 6-3 is connected to air blower 11.
The present embodiment adds fuel by the fuel inlet 3 of 2 upper end of primary combustion pipe, and is further snapped down to primary combustion
Combustion chamber inside pipe 2 is burnt, in combustion process, since air enters fuel inlet pipe by a road oxygen supplying tube 6-1
Air enters in primary combustion pipe 2, raw to accelerate biomass fuel from top to bottom in 2 internal oxidition of primary combustion pipe and burning
Biomass fuel from top to bottom forms a large amount of flue gases, tar, charcoal and a small amount of titanium dioxide by high-temperature region oxidation, reduction and tentatively gasification
The mixed combustible gas of carbon, the mixed combustible gas and enter second-time burning inner tube 4-1 in after, since air passes through secondary oxygen supplying tube
The roads 6-2 enter secondary oxygen supplying chamber 4-5, and are further entered in second-time burning inner tube 4-1 by grate 7, to fully burn;Combustion
The substances such as flue gas, tar, the carbon monoxide that burning generates are made by high temperature ceramic material and high temperature burns red cracking disk 5
Fully cracking and gasification, air mixture by supplying oxygen three times, and further fully burning generates inclined bluish violet thermal-flame.
Embodiment two
As shown in attached drawing 3 to attached drawing 4, a kind of biomass gasification combustion machine includes holder 1, and cradle top is installed with one
Secondary combustion tube 2, primary combustion pipe 2 are combustion chamber 2-1, and the nozzle of 2 one end of primary combustion pipe is fuel inlet 3, other end connection
There is second-time burning pipe 4;Second-time burning pipe 4 includes second-time burning inner tube 4-1 and is coaxially disposed with second-time burning inner tube 4-1
Second-time burning inner tube 4-1 is divided into vaporizer and flame by second-time burning outer tube 4-2, the interior cracking disk 5 being arranged of second-time burning pipe 4
Chamber 4-4 is connected between vaporizer and flame chamber 4-4 by cracking the fire output hole on disk 5;At 4 outer end nozzle of second-time burning pipe also
It is covered with filtering dust net 8.
Second-time burning inner tube 4-1, second-time burning outer tube 4-2 and primary combustion pipe 2 surround an annular compartment, second-time burning pipe
Annular compartment is divided into secondary oxygen supplying chamber 4-5 and three times oxygen supplying chamber 4-6 by the cracking disks 5 being arranged in 4, secondary oxygen supplying chamber 4-5 and
Be connected to by ventilation hole on second-time burning inner tube 4-1 tube walls between vaporizer 4-3, three times oxygen supplying chamber 4-6 and flame chamber 4-4 it
Between be connected to by ventilation hole on second-time burning inner tube 4-1 tube walls;Secondary oxygen supplying tube 6-2 that the outside of second-time burning pipe 4 is arranged and
Oxygen supplying tube 6-3 is respectively communicated with secondary oxygen supplying chamber 4-5 and three times oxygen supplying chamber 4-6 three times.
Primary combustion pipe 2 and second-time burning pipe 4 are cylinder, the angle between primary combustion pipe 2 and second-time burning pipe 4
Angle be α, α=135 °, and second-time burning pipe 4 is in horizontally disposed;Fuel inlet 3 is located at the upper end of primary combustion pipe 2, secondary
Combustion tube 4 is connected at the lower end nozzle of primary combustion pipe 2, also passes through feed pipe at the fuel inlet 3 of 2 upper end of primary combustion pipe
14 are communicated with feeding equipment, which includes loading hopper 12 and motor feed system 13, motor feed system 13
One end end is connected to loading hopper 12, and the other end is connected to feed pipe 14;Lead between primary combustion pipe 2 and second-time burning pipe 4
A grate 7 is crossed to separate and be connected to by the fire output hole on the grate 7;Flame chamber 4-4 in second-time burning pipe 4 connects with heat exchanger
It is logical.
An oxygen supplying tube 6-1 is additionally provided with outside primary combustion pipe 2, which is connected to feed pipe 14, and one
2 lower end of secondary combustion tube offers ash hole 10;Oxygen supplying tube 6-1, secondary oxygen supplying tube 6-2 and three times on oxygen supplying tube 6-3
Be respectively arranged with control valve 9, and an oxygen supplying tube 6-1, secondary oxygen supplying tube 6-2 and three times oxygen supplying tube 6-3 with air blower 11
Connection.
Relative to embodiment one, the present embodiment also passes through 2 upper end unicom feeding equipment of primary combustion pipe, biomass fuel
Add biomass fuel by loading hopper 12 in feeding equipment, and pass sequentially through motor feed system 13, fuel inlet pipe into
Enter 2 lower part of primary combustion pipe to burn;In combustion process, since air enters fuel inlet pipe by a road oxygen supplying tube 6-1
Air enter in primary combustion pipe 2, to accelerate biomass fuel from top to bottom in 2 internal oxidition of primary combustion pipe and burning,
Biomass fuel from top to bottom forms a large amount of flue gases, tar, charcoal and a small amount of dioxy by high-temperature region oxidation, reduction and tentatively gasification
Change carbon mixed combustible gas, the mixed combustible gas and enter second-time burning inner tube 4-1 in after, since air passes through secondary oxygen supply
The roads pipe 6-2 enter secondary oxygen supplying chamber 4-5, and are further entered in second-time burning inner tube 4-1 by grate 7, to fully burn;
The substances such as flue gas, tar, the carbon monoxide generated that burn are made by high temperature ceramic material and high temperature burns red cracking
The fully cracking and gasification of disk 5, air mixture by supplying oxygen three times, and further fully burning generates inclined bluish violet thermal-flame.
Embodiment three
As shown in attached drawing 5 to attached drawing 8, a kind of biomass gasification combustion machine includes holder 1, and 1 top of holder is installed with one
Secondary combustion tube 2, primary combustion pipe 2 are combustion chamber, and the nozzle of 2 one end of primary combustion pipe is fuel inlet 3, and the other end is communicated with two
Secondary combustion tube 4;Second-time burning pipe 4 includes second-time burning inner tube 4-1 and is coaxially disposed with second-time burning inner tube 4-1 secondary
Burn outer tube 4-2, and second-time burning inner tube 4-1 is divided into vaporizer 4-3 and flame by the cracking disk 5 being arranged in second-time burning pipe 4
It is connected between chamber 4-4, vaporizer 4-3 and flame chamber 4-4 by cracking the fire output hole on disk 5;At 4 outer end nozzle of second-time burning pipe
It is also covered with filtering dust net 8.
Second-time burning inner tube 4-1, second-time burning outer tube 4-2 and primary combustion pipe 2 surround an annular compartment, second-time burning pipe
Annular compartment is divided into secondary oxygen supplying chamber 4-5 and three times oxygen supplying chamber 4-6 by the cracking disks 5 being arranged in 4, secondary oxygen supplying chamber 4-5 and
Be connected to by ventilation hole on second-time burning inner tube 4-1 tube walls between vaporizer 4-3, three times oxygen supplying chamber 4-6 and flame chamber 4-4 it
Between be connected to by ventilation hole on second-time burning inner tube 4-1 tube walls;Secondary oxygen supplying tube 6-2 that the outside of second-time burning pipe 4 is arranged and
Oxygen supplying tube 6-3 is respectively communicated with secondary oxygen supplying chamber 4-5 and three times oxygen supplying chamber 4-6 three times.
Fuel inlet 3 is located at the lower end of primary combustion pipe 2, and second-time burning pipe 4 is connected to the upper end tube nozzle in primary combustion pipe 2
Place;Primary combustion pipe 2 is in inverted conical, and the vaporizer position of 4 lower end of second-time burning pipe is cylinder, 4 upper end of second-time burning pipe
The positions flame chamber 4-4 regular conical;Also end is connected to flame chamber 4-4 in second-time burning pipe 4 with heat exchanger on it;Primary combustion
Burn pipe 2, the central axis of second-time burning pipe 4 is located along the same line.
Also be communicated with feeding equipment at the fuel inlet 3 of 2 lower end of primary combustion pipe, the feeding equipment include with fuel into
The motor feed systems 13 of 3 connection of mouth and the loading hopper 12 being connected to motor feed system 13 by feed pipe 14;Once
An oxygen supplying tube 6-1 is additionally provided with outside combustion tube 2, which is connected to feed pipe 14, under primary combustion pipe 2
End end offers ash hole 10;Oxygen supplying tube 6-1, secondary oxygen supplying tube 6-2 and on oxygen supplying tube 6-3 it is respectively arranged with tune three times
Save valve 9, and an oxygen supplying tube 6-1, secondary oxygen supplying tube 6-2 and oxygen supplying tube 6-3 is connected to air blower 11 three times.
Relative to embodiment one or embodiment two, in the present embodiment, when fuel inlet 3 is located at the lower end of primary combustion pipe 2,
When the connection of second-time burning pipe 4 is at the upper end tube nozzle of primary combustion pipe 2, is fed using bottom, gradually boosted, top igniting
Burning, after generating layer of charcoal, flue gas is through layer of charcoal high temperature reduction and tentatively gasifies, and fully burns after secondary oxygen supply, refractory ceramics material
Expect the cracking disk 5 that is made through high temperature burn it is red after, the tar steam that is not cracked fully in flue gas through crack the fully cracking of disk 5 and
Gasification, air mixture by supplying oxygen three times, and further fully burning generates inclined bluish violet thermal-flame.
Claims (10)
1. a kind of biomass gasification combustion machine includes holder, it is characterised in that:
The cradle top is installed with primary combustion pipe, and the primary combustion pipe is combustion chamber, primary combustion pipe one end
Nozzle is fuel inlet, and the other end is communicated with second-time burning pipe;The second-time burning pipe include second-time burning inner tube and with
The second-time burning outer tube of second-time burning inner tube coaxial arrangement, the cracking disk being arranged in the second-time burning pipe is by second-time burning inner tube
It is divided into vaporizer and flame chamber, is connected between the vaporizer and flame chamber by cracking the fire output hole on disk;It is described secondary
It is also covered with filtering dust net at the nozzle of combustion tube outer end;
The second-time burning inner tube, second-time burning outer tube and primary combustion pipe surround an annular compartment, are arranged in second-time burning pipe
Cracking disk annular compartment is divided into secondary oxygen supplying chamber and three times oxygen supplying chamber, by secondary between secondary oxygen supplying chamber and vaporizer
The ventilation hole connection burnt on inner pipe wall, passes through the ventilation on second-time burning inner pipe wall three times between oxygen supplying chamber and flame chamber
Hole is connected to;The secondary oxygen supplying tube and oxygen supplying tube is respectively communicated with secondary oxygen supplying chamber and supplies oxygen three times three times that second-time burning pipe outside is arranged
Room.
2. a kind of biomass gasification combustion machine as described in claim 1, it is characterised in that:
The primary combustion pipe and second-time burning pipe are cylinder, and the fuel inlet is located at the upper end of primary combustion pipe, and two
Secondary combustion tube connection is at the lower end nozzle of primary combustion pipe;Separated by a grate between primary combustion pipe and second-time burning pipe
And it is connected to by the fire output hole on the grate;Flame chamber in second-time burning pipe is connected to heat exchanger.
3. a kind of biomass gasification combustion machine as claimed in claim 2, it is characterised in that:
An oxygen supplying tube is additionally provided with outside the primary combustion pipe, which is connected to primary combustion pipe upper end,
Primary combustion pipe lower end offers ash hole.
4. a kind of biomass gasification combustion machine as claimed in claim 2, it is characterised in that:
Feeding equipment is also communicated with by feed pipe at the fuel inlet of primary combustion pipe upper end, which includes
Loading hopper and motor feed system, one end end connection loading hopper of the motor feed system, and the other end and charging
Pipe is connected to.
5. a kind of biomass gasification combustion machine as claimed in claim 4, it is characterised in that:
An oxygen supplying tube is additionally provided with outside the primary combustion pipe, which is connected to feed pipe, primary combustion pipe
Lower end offers ash hole.
6. a kind of biomass gasification combustion machine as described in claim 2 to 5 any one, it is characterised in that:
The angle of angle between the primary combustion pipe and second-time burning pipe is α, and 180 ° of 90 °≤α <, and second-time burning pipe
In horizontally disposed.
7. a kind of biomass gasification combustion machine as claimed in claim 6, it is characterised in that:
The angle of angle α between the primary combustion pipe and second-time burning pipe is equal to 135 °.
8. a kind of biomass gasification combustion machine as described in claim 1, it is characterised in that:
The fuel inlet is located at the lower end of primary combustion pipe, upper end tube nozzle of the second-time burning pipe connection in primary combustion pipe
Place;The primary combustion pipe is in inverted conical, and the vaporizer position of second-time burning pipe lower end is cylinder, second-time burning pipe upper end
Flame cavity portion position regular conical;Flame chamber in second-time burning pipe is also connected to heat exchanger;The primary combustion pipe, secondary combustion
The central axis for burning pipe is located along the same line.
9. a kind of biomass gasification combustion machine as claimed in claim 8, it is characterised in that:
It is also communicated with feeding equipment at the fuel inlet of primary combustion pipe lower end, which includes and fuel inlet
The motor feed system of connection and the loading hopper being connected to motor feed system by feed pipe;Outside the primary combustion pipe
Portion is additionally provided with an oxygen supplying tube, which is connected to feed pipe, and primary combustion pipe lower end offers ash hole.
10. a kind of biomass gasification combustion machine as described in claim 3,5 or 9, it is characterised in that:
Oxygen supplying tube, secondary oxygen supplying tube and control valve is respectively arranged on oxygen supplying tube three times, and oxygen supplying tube, two
Secondary oxygen supplying tube and oxygen supplying tube is connected to air blower three times.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810603136.XA CN108692310A (en) | 2018-06-12 | 2018-06-12 | A kind of biomass gasification combustion machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810603136.XA CN108692310A (en) | 2018-06-12 | 2018-06-12 | A kind of biomass gasification combustion machine |
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| CN201810603136.XA Pending CN108692310A (en) | 2018-06-12 | 2018-06-12 | A kind of biomass gasification combustion machine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112825695A (en) * | 2021-02-19 | 2021-05-25 | 刘生记 | Carbon dioxide air fertilizer machine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203474605U (en) * | 2013-08-31 | 2014-03-12 | 山东宏力空调设备有限公司 | High-temperature hearth carbonization furnace |
-
2018
- 2018-06-12 CN CN201810603136.XA patent/CN108692310A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203474605U (en) * | 2013-08-31 | 2014-03-12 | 山东宏力空调设备有限公司 | High-temperature hearth carbonization furnace |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112825695A (en) * | 2021-02-19 | 2021-05-25 | 刘生记 | Carbon dioxide air fertilizer machine |
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