CN201401781Y - Biomass gasification combustion system of industrial boiler - Google Patents
Biomass gasification combustion system of industrial boiler Download PDFInfo
- Publication number
- CN201401781Y CN201401781Y CN 200920140594 CN200920140594U CN201401781Y CN 201401781 Y CN201401781 Y CN 201401781Y CN 200920140594 CN200920140594 CN 200920140594 CN 200920140594 U CN200920140594 U CN 200920140594U CN 201401781 Y CN201401781 Y CN 201401781Y
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- CN
- China
- Prior art keywords
- boiler
- gasification
- gasification furnace
- furnace
- fire grate
- 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
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- 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
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/16—Combined cycle power plant [CCPP], or combined cycle gas turbine [CCGT]
- Y02E20/18—Integrated gasification combined cycle [IGCC], e.g. combined with carbon capture and storage [CCS]
Landscapes
- Solid-Fuel Combustion (AREA)
- Gasification And Melting Of Waste (AREA)
- Combustion Of Fluid Fuel (AREA)
Abstract
The utility model discloses a biomass gasification combustion system of an industrial boiler, which comprises a boiler and a boiler fuel feeding device, wherein the boiler fuel feeding device is a gasifier; the gas output port of the hearth of the gasifier is communicated with the gas input port of the hearth of the boiler through a gas supply pipe; the port of the gas supply pipe in the hearth ofthe boiler is provided with a combustor; the upper part of the hearth of the gasifier is provided with a feed bin; the lower part of the hearth of the gasifier is provided with a fire grate for heating; the bottom of the hearth of the gasifier, under the fire grate, is provided with an air inlet and a cleaning hole; the air inlet is communicated with a fan; the gas output port of the gasifier ispositioned in the combustion gasification area above the fire grate; and the feeding device of the feed bin is a hoister. The biomass gasification combustion system is scientific and environment friendly, has all combustion performances being superior to conventional fuels, and is worth popularizing and using.
Description
(1) technical field:
The utility model relates to combustion apparatus, is specially the biomass gasification fired system of a kind of Industrial Boiler.
(2) background technology:
Biomass gasification fired system is used for handling scoot and wastes of crops specially, and it is transformed into a kind of novel energy-conserving product of fuel gas, the product technology core is to utilize biomass gasification device that the living beings waste material is added thermal decomposition, make it volatilize carbon monoxide and hydrocarbon, and changing fuel gas into, this fuel gas is called biological fuel gas.This fuel gas that extracts from living beings is a kind of senior regenerative resource of novel clean, but boiler of feeding or other burner use.
And the fuel used major part of traditional industry boiler is fire coal, fuel oil, natural gas etc. at present, because these fuel are non-renewable resources, costs an arm and a leg, and can increase entreprise cost.Can the biological fuel gas utilization is fuel used for Industrial Boiler, perhaps will have conventional boiler now and be transformed into the use biological fuel gas, not only be related to and save a large amount of natural resources, the protection problem of environment also can be the user and saves a large amount of production costs.
(3) utility model content:
It is the biomass gasification fired system of Industrial Boiler of fuel with the biological fuel gas that the purpose of this utility model has provided a kind of.
Can realize the biomass gasification fired system of Industrial Boiler of above-mentioned purpose, form by boiler and boiler oil feedway, in the utility model, the boiler oil feedway is a gasification furnace, gasification furnace charge (agriculture and forestry organic waste material, as the timber leftover pieces, branch, crops tangerine bar, grain hulls etc.) anoxycausis and produce and discharge carbon monoxide in gasification furnace, fuel gas such as hydrocarbon, gas supply pipe between the combustion gas delivery outlet by being connected the gasification furnace burner hearth and the combustion gas inlet port of boiler furnace, fuel gas is imported in the boiler furnace, on the burner of gas supply pipe port, burn.
In a kind of structure of described gasification furnace burner hearth, the gasification furnace roof of the furnace is provided with feeding warehouse, following batch of gasification furnace charge stores therein, the gasification furnace lower furnace portion is installed the heating fire grate, Shang batch gasification furnace charge anoxycausis of on fire grate, being heated, fire grate below, gasification hearth bottom offer air inlet and cleaning door, and air inlet is communicated with blower fan, the oxygen that blower fan is brought into carries out combustion-supporting to the gasification furnace charge, and provides power to help fuel gas to enter boiler furnace by gas supply pipe.The fire grate upper area is the combustion gasification district, and the combustion gas delivery outlet of described gasification furnace is located on the gasification furnace hearth wall of fire grate top.The lime-ash of all burnt drops down onto the gasification furnace burner hearth bottom, and cleans out the gasification furnace burner hearth from cleaning door.
Described feeding warehouse is provided with twice Cang Gai, that be provided with the gasification furnace burner hearth place of connection is butterfly Cang Gai, the import setting of feeding warehouse be seal cover, for keeping the air-tightness of gasification furnace burner hearth, seal cover opens that butterfly Cang Gai closes when storing the gasification furnace charge, and butterfly Cang Gai opens when unloading the gasification furnace charge seal cover and closes.
Be the automation of realization storage gasification furnace charge, the elevator of the feeding device of described feeding warehouse for lifting on the gasification furnace charge that lower is deposited, the discharge port of elevator is corresponding to the import of feeding warehouse.
The utility model also comprises central switch board, and by the combustion system technological requirement, central switch board is to the startup of burning, elevator, feeding warehouse, fire grate and the blower fan of combustion gas in the boiler and close in order and control.
For removing dust and the tar in the fuel gas, can on gas supply pipe, add cleaner.
Advantage of the present utility model:
1, the biomass material burn-off rate reaches more than 97%, rate of gasification about 70%, about 4500 kilocalories/cube of the calorific value of the biological fuel gas that is produced.
2, by boiler emission situation and country-level standard (second period) contrast
| Emission | Country allows discharge standard | Biological fuel gas actual discharge situation |
| SO2 | ≤550 | ＜15 |
| NOX | ≤240 | ＜160 |
| Flue dust | ≤120 | ＜10 |
| Blackness | 1 grade of Lin Geman | 1 grade |
As can be known, discharge standard of the present utility model is significantly less than country-level standard, is the energy-conserving and environment-protective product of new generation that is worthy to be popularized.
(4) description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model.
Figure labelled notation: 1, boiler; 2, gasification furnace; 3, gas supply pipe; 4, burner; 5, feeding warehouse; 6, fire grate; 7, cleaning door; 8, blower fan; 9, butterfly Cang Gai; 10, seal cover; 11, elevator; 12, central switch board; 13, cleaner.
(5) specific embodiment:
The biomass gasification fired system of the utility model Industrial Boiler is made up of central switch board 12, elevator 11, gasification furnace 2, boiler 1, blower fan 8, cleaner 13, feeding warehouse 5, burner 4 etc.
As shown in Figure 1, boiler 1 is settled side by side with gasification furnace 2, is communicated with gas supply pipe 3 between the combustion gas inlet port of boiler furnace and the combustion gas delivery outlet of gasification furnace burner hearth, and gas supply pipe 3 is provided with cleaner 13.Gas supply pipe 3 ports in the boiler furnace are provided with burner 4, the burner 4 other igniters that are equipped with, and what igniter used is diesel fuel.
As shown in Figure 1, the gasification furnace charge import of gasification furnace burner hearth is the feeding warehouse 5 that the top is provided with, the cleaning door 7 that the waste outlet of gasification furnace burner hearth is offered for its bottom.Feeding warehouse 5 adopts bin cover structure up and down, and feeding warehouse 5 bottoms are that the butterfly storehouse covers 9 with the gasification furnace burner hearth place of connection, the import setting at feeding warehouse 5 tops be seal cover 10; The gasification furnace lower furnace portion is provided with horizontal fire grate 6, and the gasification furnace burner hearth bottom of fire grate 6 belows is offered air inlet, and air inlet is communicated with the blower fan 8 outside the gasification furnace 2.Described combustion gas delivery outlet is opened on the combustion gasification district hearth wall of fire grate 6 tops, and its height is about 1 meter, fire grate 6 tops.It is other that elevator 11 is vertical at gasification furnace 2, the import of the oblique aligned beneath feeding warehouse 5 of discharge port at elevator 11 tops.
As shown in Figure 1, the action of the butterfly storehouse of all electric control gears such as elevator 11, blower fan 8, fire grate 6, cleaner 13, burner 4, feeding warehouse 5 lid 9 and seal cover 10 all by switch board 12 controls of ground central authorities, realizes orderly automation mechanized operation.
Now in conjunction with Fig. 1 the course of work of the present utility model is briefly described: elevator 11 furnace charge that will gasify is carried feeding warehouse 5 positions to gasification furnace 2 tops, the seal cover 10 of feeding warehouse 5 imports is opened simultaneously, the gasification furnace charge is poured feeding warehouse 5 into, elevator 11 batch turnings are finished when descending, and seal cover 10 is closed automatically.When the heating of gasification furnace charge is depleted to a certain degree in the gasification furnace burner hearth, open the butterfly storehouse lid 9 of feeding warehouse 5 bottoms, the gasification furnace charge enters in the gasification furnace burner hearth.Burning from bottom to top on the fire grate 6 of gasification furnace charge in the gasification furnace burner hearth, blower fan 8 provides suitable burning with oxygen with as the power of the institute's combustible gas that produces conveying in the gasification furnace burner hearth, lime-ash behind the gasification furnace charge combustion gasification drops to below the fire grate 6, and lime-ash can be removed from cleaning door 7.The fuel gas that gasification furnace charge combustion gasification is produced enters gas supply pipe 3 from the discharge of combustion gas delivery outlet under wind-force promotes, the cleaner 13 that is provided with at gas supply pipe 3 middle parts filters fuel gas, dispose ash and tar in the fuel gas, the burner 4 of gas supply pipe 3 ends is lighted by igniter, and fuel gas sprays into boiler furnace through burner 4 and burns.At first igniter is opened before gasification furnace 2 work, gasification furnace 2 work backs produce fuel gas, and after catching fire under igniter auxiliary, igniter cuts out automatically.
Claims (6)
1, the biomass gasification fired system of Industrial Boiler, comprise boiler (1) and boiler oil feedway, it is characterized in that: described boiler oil feedway is gasification furnace (2), the combustion gas delivery outlet of gasification furnace burner hearth is communicated with the combustion gas inlet port of boiler furnace by gas supply pipe (3), and the gas supply pipe port in the boiler furnace is provided with burner (4).
2, the biomass gasification fired system of Industrial Boiler according to claim 1, it is characterized in that: described gasification furnace upper furnace is feeding warehouse (5), the gasification furnace lower furnace portion is installed heating fire grate (6), fire grate (6) below, gasification furnace burner hearth bottom offer air inlet and cleaning door (7), and air inlet is communicated with blower fan (8); The combustion gas delivery outlet of described gasification furnace (2) is positioned at the combustion gasification district of fire grate (6) top.
3, the biomass gasification fired system of Industrial Boiler according to claim 2 is characterized in that: described feeding warehouse (5) is provided with butterfly Cang Gai (9) with the gasification furnace burner hearth place of connection, and the import department of feeding warehouse (5) is provided with seal cover (10).
4, the biomass gasification fired system of Industrial Boiler according to claim 3 is characterized in that: the feeding device of described feeding warehouse (5) is elevator (11), and the discharge port of elevator (11) is corresponding to the import of feeding warehouse (5).
5, the biomass gasification fired system of Industrial Boiler according to claim 4 is characterized in that: also comprise the central switch board (12) that described burner (4), elevator (11), feeding warehouse (5), fire grate (6) and blower fan (8) are controlled in order.
6, according to the biomass gasification fired system of any described Industrial Boiler in the claim 1～5, it is characterized in that: also be provided with cleaner (13) on the gas supply pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920140594 CN201401781Y (en) | 2009-03-11 | 2009-03-11 | Biomass gasification combustion system of industrial boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200920140594 CN201401781Y (en) | 2009-03-11 | 2009-03-11 | Biomass gasification combustion system of industrial boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201401781Y true CN201401781Y (en) | 2010-02-10 |
Family
ID=41661576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200920140594 Expired - Fee Related CN201401781Y (en) | 2009-03-11 | 2009-03-11 | Biomass gasification combustion system of industrial boiler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201401781Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102141254A (en) * | 2011-01-18 | 2011-08-03 | 周开根 | Solid fuel gasification and combustion device and boiler |
| CN102152732A (en) * | 2011-02-18 | 2011-08-17 | 李新民 | Steam motor vehicle with biomass as fuel |
| CN102994161A (en) * | 2012-12-19 | 2013-03-27 | 青岛海众环保锅炉股份有限公司 | Pulverized coal gasifying unit and boiler system |
| CN103382400A (en) * | 2012-04-23 | 2013-11-06 | 张文斌 | Process and method for replacing petrochemical fuel oil and fuel gas by industrial biological gas |
| CN103499083A (en) * | 2013-10-30 | 2014-01-08 | 东莞市汇林包装有限公司 | Biomass gasification combustion boiler system |
| CN105505468A (en) * | 2015-12-30 | 2016-04-20 | 广西节得乐生物质能源科技有限公司 | Industrial boiler biomass gasification supply equipment |
| CN106987278A (en) * | 2017-05-23 | 2017-07-28 | 广州博恩能源有限公司 | A kind of biomass gasifying furnace |
| CN109751614A (en) * | 2017-11-02 | 2019-05-14 | 三菱日立电力系统株式会社 | Solid fuel feedway and its method of operation and combustion apparatus |
-
2009
- 2009-03-11 CN CN 200920140594 patent/CN201401781Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102141254A (en) * | 2011-01-18 | 2011-08-03 | 周开根 | Solid fuel gasification and combustion device and boiler |
| CN102141254B (en) * | 2011-01-18 | 2014-06-25 | 衢州昀睿工业设计有限公司 | Solid fuel gasification and combustion device and boiler |
| CN102152732A (en) * | 2011-02-18 | 2011-08-17 | 李新民 | Steam motor vehicle with biomass as fuel |
| CN103382400A (en) * | 2012-04-23 | 2013-11-06 | 张文斌 | Process and method for replacing petrochemical fuel oil and fuel gas by industrial biological gas |
| CN102994161A (en) * | 2012-12-19 | 2013-03-27 | 青岛海众环保锅炉股份有限公司 | Pulverized coal gasifying unit and boiler system |
| CN103499083A (en) * | 2013-10-30 | 2014-01-08 | 东莞市汇林包装有限公司 | Biomass gasification combustion boiler system |
| CN103499083B (en) * | 2013-10-30 | 2016-01-06 | 东莞市汇林包装有限公司 | A kind of biomass gasification fired boiler system |
| CN105505468A (en) * | 2015-12-30 | 2016-04-20 | 广西节得乐生物质能源科技有限公司 | Industrial boiler biomass gasification supply equipment |
| CN106987278A (en) * | 2017-05-23 | 2017-07-28 | 广州博恩能源有限公司 | A kind of biomass gasifying furnace |
| CN109751614A (en) * | 2017-11-02 | 2019-05-14 | 三菱日立电力系统株式会社 | Solid fuel feedway and its method of operation and combustion apparatus |
| CN109751614B (en) * | 2017-11-02 | 2020-09-18 | 三菱日立电力系统株式会社 | Solid fuel supply device, method for operating same, and combustion facility |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100210 Termination date: 20110311 |