CN203869032U - Reflection rotational flow porous medium burner used for high-temperature biomass gas - Google Patents
Reflection rotational flow porous medium burner used for high-temperature biomass gas Download PDFInfo
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- CN203869032U CN203869032U CN201420291546.2U CN201420291546U CN203869032U CN 203869032 U CN203869032 U CN 203869032U CN 201420291546 U CN201420291546 U CN 201420291546U CN 203869032 U CN203869032 U CN 203869032U
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Abstract
The utility model relates to a reflection rotational flow porous medium burner used for high-temperature biomass gas. The reflection rotational flow porous medium burner is mainly composed of a pre-mixing wind distribution unit and a porous medium burning unit. The pre-mixing wind distribution unit is mainly composed of a gas pipe and an air pipe. The outlet end of the gas pipe is sleeved with the air pipe and coaxial with the air pipe and is of a cone structure. The diameter of the gas pipe is smaller than that of the air pipe. The gas pipe is of a hollow cylindrical cavity structure. The gas pipe is provided with a gas inlet and a gas outlet. The air pipe is provided with an air inlet and an air outlet. The gas inlet is perpendicular to the gas pipe. The air inlet is perpendicular to the air pipe. A gas rotational flow plate is arranged on the gas outlet. An air rotational flow plate is arranged on the air outlet. The porous medium burning unit is mainly composed of a porous medium plate and a burning nozzle. A steel structure cylinder is arranged outside the burning nozzle. A lining is made of fire-resistant material. An inner cavity of the burning nozzle is of a cone structure. The angle of the cone ranges from 5 degrees to 20 degrees. The reflection rotational flow porous medium burner is suitable of high-temperature biomass gas, improves the heat energy utilization rate of gas, has the advantages of being high in burning speed and stability, wide in load adjustment range, high in gas adaptability and the like, and is simple in structure and low in manufacturing and maintaining cost.
Description
Technical field
The utility model relates to a kind of gas burner, relates in particular to a kind of gas burner for high-temperature biomass gas.
Background technology
Gasification of biomass is that clean and effective utilizes one of effective way of biomass energy, aspect raising living beings utilization rate and minimizing pollution, is playing an important role.China has approximately more than 50 ten thousand of Industrial Boilers at present, and annual coal consumption is about 1/3 of national coal consumption total amount, and the environmental pollution being caused by coal-burned industrial boiler is very serious, and a large amount of Industrial Boilers must be used clear energy sources instead.According to the biomass resource condition of China, utilize forest and agricultural biomass to substitute as boiler oil coal-fired, to saving conventional energy resource, optimizing China's energy resource structure, alleviating environmental pollution has positive effect.
After gasification of biomass, utilization rate is 3～5 times that directly burn, and it is most important a kind of form during biomass thermal chemical energy transforms.The fossil energy such as the alternative fire coal of biological fuel gas, natural gas of utilizing gasification of biomass to produce is a kind of important form of biomass utilization as boiler oil.Biological fuel gas is a kind of fuel gas with low heat value, and its calorific value is generally at 5000kJ/Nm
3, combustible component is mainly by CO, CH
4, H
2, C
nh
mdeng composition.Ensure abundant, the stable burning of biological fuel gas, burner must possess good performance.First, burner should have larger adjusting ratio, to adapt to different thermic loads.Secondly, burner should be able to make biological fuel gas realize and mixing uniformly with air in structural design, for fully burning and lay the foundation, moreover, burner should have higher combustion stability, and this is the difficult point of fuel gas with low heat value burning, otherwise just easily sends out fire and tempering phenomenon de-.Biological fuel gas impurity content is generally higher in addition, the particularly perishable heat exchange pipeline of the alkali metal in impurity, and long-time use meeting brings hidden danger to safe operation of the boiler.
Summary of the invention
The utility model aims to provide a kind of high-temperature biomass gas reflection eddy flow porous media combustor, has feature simple in structure, that combustion efficiency is good, is a kind of burner of the novel biomass combustion gas with high-temperature fuel gas filtering function.
The technical solution of the utility model is: a kind of reflection eddy flow porous media combustor for high-temperature biomass gas, be mainly made up of pre-interspersion wind unit, multi-hole medium combustion unit, and two unit is connected by the first flange; Described pre-interspersion wind unit is mainly made up of Gas Pipe, air hose, and the Gas Pipe port of export is inserted in air hose, coaxial with air hose, is cone structure; Described Gas Pipe diameter is less than air hose, is hollow cylinder die cavity body structure, and Gas Pipe is provided with fuel gas inlet and gas outlet, and fuel gas inlet is vertical with Gas Pipe, and gas outlet is provided with combustion gas spiral board; Described air hose is hollow cylinder die cavity body structure, is provided with air intlet and air outlet slit, and air intlet is vertical with air hose, and air outlet slit place is provided with air swirl plate; Described multi-hole medium combustion unit is mainly made up of porous media board, burner, porous media board is fixed via flange plate and the burner of pre-interspersion wind unit, and burner outside is steel construction cylindrical shell, inner lining refractory, burner inner chamber is cone structure, and cone angle is 5 °～20 °.
Described air swirl plate is provided with conical ring plate outward.
Described Gas Pipe adopts flange seal by fuel gas inlet end, is provided with flame observation port on blind flange.
Between described Gas Pipe and air hose, adopt the second flange to be connected.
Described combustion gas spiral board is contrary with the direction of rotation of air swirl plate, and angle is 60 °～90 °.
Described burner is provided with lighting-up tuyere.
Beneficial effect:
1. be applicable to high-temperature biomass gas, improved gas thermal energy utilization rate.
2. combustion gas and air are whirlwind state by spinning disk and enter combustion chamber, mix Quick uniform.
3. compared with free combustion, the advantages such as multi-hole medium combustion has that burn rate is high, good stability, load regulation range is large, volume calorific intensity is large, burner volume is little, combustion gas adaptability is good, pollutant emission is low, combustion limits broaden, burning calorific value is very low in flue gas combustion gas.
4. porous media board can adsorb the particle in combustion gas, and wherein combustible constituent burning is complete.
5. burner structure is simple, and manufacture and maintenance cost are low, and porous media board is easily changed.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fuel gas inlet 1 flame observation port 2 Gas Pipe 3 second flange 4 air hose 5 combustion gas spiral board 6 air swirl plate 7 taper ring flat-plate 8 first flange 9 porous media board 10 burner 11 lighting-up tuyere 12 air intlets 13.
Fig. 2 is combustion gas spiral board of the present utility model and air swirl plate structure schematic diagram.
Detailed description of the invention
For a reflection eddy flow porous media combustor for high-temperature biomass gas, mainly formed by pre-interspersion wind unit, multi-hole medium combustion unit, and two unit are connected by the first flange 9; Described pre-interspersion wind unit is mainly made up of Gas Pipe 3, air hose 5, and the Gas Pipe port of export is inserted in air hose, coaxial with air hose, is cone structure; Described Gas Pipe 3 diameters are less than air hose 5, are hollow cylinder die cavity body structure, and Gas Pipe is provided with fuel gas inlet 1 and gas outlet, and fuel gas inlet 1 is vertical with Gas Pipe, and gas outlet is provided with combustion gas spiral board 6; Described air hose 5 is hollow cylinder die cavity body structure, is provided with air intlet 13 and air outlet slit, and air intlet 13 is vertical with air hose 5, and air outlet slit place is provided with air swirl plate 7; Described multi-hole medium combustion unit is mainly made up of porous media board 10, burner 11, porous media board 10 is fixed via flange plate 9 and the burner of pre-interspersion wind unit, burner 11 outsides are steel construction cylindrical shell, inner lining refractory, burner 11 inner chambers are cone structure, and cone angle is 5 °～20 °.
The outer conical ring plate 8 that is provided with of described air swirl plate 7.Make air to center flow.
Described Gas Pipe adopts flange seal by fuel gas inlet end, is provided with flame observation port 2 on blind flange.
Between described Gas Pipe 3 and air hose 5, adopt the second flange 4 to be connected.
Described combustion gas spiral board 6 is contrary with the direction of rotation of air swirl plate 7, and angle is 60 °～90 °.
Described porous media board 10 adopts foam ceramic material, and porosity is 70%～90%.
Described burner is provided with lighting-up tuyere 12, can adopt the sparking mode such as electronic striking or gas fuel.
Claims (6)
1. for a reflection eddy flow porous media combustor for high-temperature biomass gas, be mainly made up of pre-interspersion wind unit, multi-hole medium combustion unit, two unit are connected by the first flange (9); It is characterized in that, described pre-interspersion wind unit is mainly made up of Gas Pipe (3), air hose (5), and the Gas Pipe port of export is inserted in air hose, coaxial with air hose, is cone structure; Described Gas Pipe (3) diameter is less than air hose (5), for hollow cylinder die cavity body structure, Gas Pipe is provided with fuel gas inlet (1) and gas outlet, fuel gas inlet (1) is vertical with Gas Pipe, and gas outlet is provided with combustion gas spiral board (6); Described air hose (5) is hollow cylinder die cavity body structure, be provided with air intlet (13) and air outlet slit, air intlet (13) is vertical with air hose (5), and air outlet slit place is provided with air swirl plate (7); Described multi-hole medium combustion unit is mainly made up of porous media board (10), burner (11), porous media board (10) is fixed via flange plate (9) and the burner of pre-interspersion wind unit, burner (11) outside is steel construction cylindrical shell, inner lining refractory, burner (11) inner chamber is cone structure, and cone angle is 5 °～20 °.
2. according to claim 1 for the reflection eddy flow porous media combustor of high-temperature biomass gas, it is characterized in that: the outer conical ring plate (8) that is provided with of described air swirl plate (7).
3. according to claim 1 for the reflection eddy flow porous media combustor of high-temperature biomass gas, it is characterized in that: described Gas Pipe adopts flange seal by fuel gas inlet end, is provided with flame observation port (2) on blind flange.
4. according to claim 1 for the reflection eddy flow porous media combustor of high-temperature biomass gas, it is characterized in that: between described Gas Pipe (3) and air hose (5), adopt the second flange (4) to be connected.
5. according to claim 1 for the reflection eddy flow porous media combustor of high-temperature biomass gas, it is characterized in that: described combustion gas spiral board (6) is contrary with the direction of rotation of air swirl plate (7), angle is 60 °～90 °.
6. according to claim 1 for the reflection eddy flow porous media combustor of high-temperature biomass gas, it is characterized in that: described burner is provided with lighting-up tuyere (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420291546.2U CN203869032U (en) | 2014-06-03 | 2014-06-03 | Reflection rotational flow porous medium burner used for high-temperature biomass gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420291546.2U CN203869032U (en) | 2014-06-03 | 2014-06-03 | Reflection rotational flow porous medium burner used for high-temperature biomass gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203869032U true CN203869032U (en) | 2014-10-08 |
Family
ID=51649978
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420291546.2U Expired - Fee Related CN203869032U (en) | 2014-06-03 | 2014-06-03 | Reflection rotational flow porous medium burner used for high-temperature biomass gas |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949120A (en) * | 2015-06-22 | 2015-09-30 | 刘洋 | Combustor used for biomass gas industry water heater |
| CN105605579A (en) * | 2016-02-26 | 2016-05-25 | 上海诺特飞博燃烧设备有限公司 | Air-combustion full premixing device of metal fiber low-nitrogen combustion device |
| CN106989391A (en) * | 2017-05-11 | 2017-07-28 | 王夏飞 | Biomass gas burner |
| CN107917416A (en) * | 2017-10-24 | 2018-04-17 | 天津大学 | A kind of low heat value biomass combustion gas clean combustion equipment |
| WO2018218528A1 (en) * | 2017-05-31 | 2018-12-06 | 深圳智慧能源技术有限公司 | Ignition nozzle device |
| CN109882841A (en) * | 2019-03-04 | 2019-06-14 | 中国科学院过程工程研究所 | A kind of decoupling gas burner |
| CN110566963A (en) * | 2019-10-14 | 2019-12-13 | 康柏森热能科技(苏州)有限公司 | Integrated premixing ignition gun |
-
2014
- 2014-06-03 CN CN201420291546.2U patent/CN203869032U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949120A (en) * | 2015-06-22 | 2015-09-30 | 刘洋 | Combustor used for biomass gas industry water heater |
| CN105605579A (en) * | 2016-02-26 | 2016-05-25 | 上海诺特飞博燃烧设备有限公司 | Air-combustion full premixing device of metal fiber low-nitrogen combustion device |
| CN106989391A (en) * | 2017-05-11 | 2017-07-28 | 王夏飞 | Biomass gas burner |
| CN106989391B (en) * | 2017-05-11 | 2023-09-29 | 王夏飞 | Biomass gas burner |
| WO2018218528A1 (en) * | 2017-05-31 | 2018-12-06 | 深圳智慧能源技术有限公司 | Ignition nozzle device |
| CN107917416A (en) * | 2017-10-24 | 2018-04-17 | 天津大学 | A kind of low heat value biomass combustion gas clean combustion equipment |
| CN109882841A (en) * | 2019-03-04 | 2019-06-14 | 中国科学院过程工程研究所 | A kind of decoupling gas burner |
| CN110566963A (en) * | 2019-10-14 | 2019-12-13 | 康柏森热能科技(苏州)有限公司 | Integrated premixing ignition gun |
| CN110566963B (en) * | 2019-10-14 | 2024-06-11 | 康柏森热能科技(苏州)有限公司 | Integrated premixing ignition gun |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141008 Termination date: 20150603 |
|
| EXPY | Termination of patent right or utility model |