CN209196834U - Gasified combustion apparatus - Google Patents
Gasified combustion apparatus Download PDFInfo
- Publication number
- CN209196834U CN209196834U CN201821936360.2U CN201821936360U CN209196834U CN 209196834 U CN209196834 U CN 209196834U CN 201821936360 U CN201821936360 U CN 201821936360U CN 209196834 U CN209196834 U CN 209196834U
- Authority
- CN
- China
- Prior art keywords
- vaporizer
- gasification
- grate
- fire grate
- combustion chamber
- 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.)
- Active
Links
Abstract
The utility model discloses a kind of gasified combustion apparatus, including vaporizer and combustion chamber, there is drainage channel between vaporizer and combustion chamber, and drainage channel tilts down setting.Vaporizer and bottom of combustion chamber are provided with the segmentation fire grate of stagger.Gasification zone and guiding area that vaporizer is divided into horizontal alignment setting by the arch wall with pane, the connection of the area Qie Jiangliang are provided in vaporizer.Fire grate includes gasification fire grate and burn-out grate, is arranged diagonally downward.The utility model is smoothly drawn with the gas that is conducive to gasify that is provided with of pane arch wall and guiding area；First gasify after-combustion and two-stage combustion, has many advantages, such as that fuel tolerance is wide and flue gas initial ejection is good.
Description
Technical field
The utility model relates to a kind of gasified combustion apparatus more particularly to a kind of gasification, and combustion dresses of blocky or granular fuel
It sets, belongs to gasification, and combustion technical field.
Background technique
Remote districts have inconvenient traffic or waterpower, wind-power electricity generation regional load unstable region, resident living power utility or small-sized
Electricity consumption needs to use small-sized movable electricity generation boiler.The emergency service under such as earthquake case of emergency is also required to movable fast-assembling simultaneously
Boiler.At this point, considering that the supply object of system is that resident living power utility or mini electrical equipment are powered, the power of unit should not be set
It sets too greatly, configuration power supply capacity is usually 500~6000KW.And need repair and maintenance simple, also want the adaptation of equipment fuel
Property it is wide, can independent biological substance for combustion, can also be with the mixture of biological substance for combustion and coal, can also be individually coal-fired.
Low-order coal (such as lignite) and biomass (especially bulk cargo) fuel during utilization, due to moisture content is high,
The features such as density is small, volatile matter is high, gap is big, ash fusion point is low tends to generate unfavorable shadow to gasification furnace or burner
It rings, for example, it is insufficient to be easy to appear gasification in gasification, the problems such as containing tar, impurity.In combustion, then hold
It easily causes flue gas moisture content big, burns insufficient.
Utility model content
The purpose of this utility model is to provide a kind of blocky or granular gasified combustion apparatus, first by blocky or granular combustion
Material gasification, then regasifies burning, until final after-flame.
The utility model is achieved through the following technical solutions:
A kind of gasified combustion apparatus, including vaporizer and the feeding device being arranged at the top of the vaporizer and with it is described
The combustion chamber that vaporizer is arranged in juxtaposition；The vaporizer and the combustion chamber lower part are equipped with drainage channel；The vaporizer and institute
It states bottom of combustion chamber and is provided with fire grate, and the drainage channel between the vaporizer and the combustion chamber is arranged on the fire grate
Portion forms material channel；The fire grate end is provided with slag channel；Arch wall is provided in the vaporizer by the vaporizer
It is divided into the gasification zone and guiding area of horizontal alignment, and the guiding area is arranged between the gasification zone and the combustion chamber；Institute
It states gasification zone lower part and is provided with several gasifying agent pipes.
In above-mentioned technical proposal, it is equipped at intervals with several hollow panes on the arch wall and is connected to the gasification zone and guiding area.
In above-mentioned technical proposal, the arch wall selects fire resisting brick masonry.
In above-mentioned technical proposal, the drainage channel dipping type setting.
In above-mentioned technical proposal, the vaporizer inner wall lays refractory material.
In above-mentioned technical proposal, the fire grate includes gasification fire grate and burn-out grate, and the burn-out grate is arranged described
Gasify fire grate end and be in stagger, the slag channel is arranged in the burn-out grate end.
In above-mentioned technical proposal, the gasification fire grate and the burn-out grate are located at the vaporizer and the burning
Room bottom, and arrangement is tilted down towards the burn-out grate end.
In above-mentioned technical proposal, the gasification fire grate and the burn-out grate bottom be respectively arranged with gasification grate wind chamber and
Burn-out grate air compartment.
In above-mentioned technical proposal, the bottom of combustion chamber inlet is provided with several overfiren air ports.
In above-mentioned technical proposal, the combustion chamber lower part is equipped with SNCR(selective non-catalytic reduction device) access port.
In above-mentioned technical proposal, described slag the bottom of the channel is provided with water sealed tank.
In above-mentioned technical proposal, the feeding device selects two-stage sealed feeder unit.
The utility model has the following advantages that and the utility model has the advantages that the reasonable control of gasification is the pass of the utility model
Key, the setting with pane arch wall enable gasification gas smoothly to derive gasification zone；Staged fire grate setting, so that material is in gas
Change, stirred in combustion process, strengthen mass transport process and improves the extent of reaction；Classification gasification, burning are conducive to complex fuels
Or the abundant reaction of inferior fuel.
Detailed description of the invention
Fig. 1 is a kind of gasified combustion apparatus schematic diagram involved in the utility model.
Fig. 2 is arch wall structural schematic diagram involved in the utility model.
In figure: 1- feeding device；The gasification zone 2-；The guiding area 3-；4- arch wall；5- gasification fire grate；6- after-flame furnace
Row；The combustion chamber 7-；8- blanking channel；9- water sealed tank；10- gasification grate wind chamber；11- burn-out grate air compartment；12- gasification
Agent pipe；13- overfiren air port；14-SNCR access port.
Specific embodiment
Specific embodiment of the present utility model and the course of work are further described with reference to the accompanying drawing.
The positional terms such as the upper, lower, left, right, front and rear in present specification be positional relationship based on the figure and
It establishes.Attached drawing is different, then corresponding positional relationship is also possible to change therewith, therefore cannot be interpreted as with this to protection model
The restriction enclosed.
As shown in Figure 1, a kind of gasified combustion apparatus, including vaporizer, feeding device 1 and combustion chamber 7.
Feeding device 1 is arranged at the top of vaporizer.To prevent gasification gas leakage, feeding device 1 selects two-stage sealing charging
Device.Feeding device includes the feed pipe below hopper and setting hopper, two-stage inlet valve is arranged in feed pipe, to prevent fuel
It blocks, setting gauge can be set in pipe.
Vaporizer and combustion chamber 7 arrange that lower part is equipped with drainage channel and is connected to vaporizer with combustion chamber 7 in horizontal alignment.
Vaporizer and 7 bottom of combustion chamber are provided with fire grate, and the drainage channel between vaporizer and combustion chamber 7 is arranged on fire grate top,
And material channel is formed on fire grate top.The setting of drainage channel dipping type, vaporizer side is high and 7 side of combustion chamber is low.
Gasification zone 2 and guiding area 3 that vaporizer is divided into horizontal alignment by arch wall 4 are provided in vaporizer, and guiding area 3 is set
It sets between gasification zone 2 and combustion chamber 7.As shown in Fig. 2, 4 bottom of arch wall is arch, it is equipped at intervals with several hollow panes thereon,
Gasification zone 2 is connected to guiding area 3.Arch wall 4 selects fire resisting brick masonry.
2 lower part of gasification zone is provided with several gasifying agent pipes 12.Gasifying agent pipe 12 can two rows setting up and down.In gasifying agent pipe 12
It is passed through gasifying agent, such as air, vapor.Vaporizer inner wall lays refractory material, makes to form accumulation of heat gasification in vaporizer.
Make any or a variety of mixed patch fuel or biology including lumped coal, moulded coal and blocky biomass
Matter bulk cargo enters vaporizer from feeding device 1, falls on the fire grate below vaporizer, and gradually fills the gasification of vaporizer
Area.Gasification zone fuel is full of or is partly full of.Patch fuel filled in gasification zone can guarantee to have certain gap to
Can smoothly it gasify.
Starter operation.It is passed through gasifying agent from gasifying agent pipe 12 after igniting, makes fuel and gasifying agent that gasification reaction occur,
Generate gasification gas and residue after gasifying.Gasifying agent also plays loosening to fuel simultaneously.
The gasification gas and a small amount of residue after gasifying (including the fuel not being gasified totally) generated in vaporizer enters from arch wall 4 leads
Draw area 3.A small amount of residue after gasifying into guiding area 3 is fallen on fire grate, and gasification gas is flowed along material channel to combustion chamber 7.
Fire grate includes gasification fire grate 5 and burn-out grate 6, and the setting of burn-out grate 6 is in gasification 5 end of fire grate and is in staged cloth
It sets.Gasification fire grate 5 and burn-out grate 6 are located at 7 bottom of vaporizer and combustion chamber, and tilt towards 6 end of burn-out grate
Arrangement.Gasification fire grate 5 and 6 bottom of burn-out grate are respectively arranged with gasification grate wind chamber 10 and burn-out grate air compartment 11.
Gasification fire grate 5 and 6 front end of burn-out grate are equipped with material-pulling device, can independently regulate and control pusher speed.Fuel is gasifying
It is mobile towards the direction of burn-out grate 6 on fire grate 5.Air is passed through as gasifying agent from gasification grate wind chamber 10, start-up course
The fuel not being gasified totally and residue after gasifying in unvaporized fuel and normal course of operation is in the moving process on fire grate 5 that gasifies
In, further gasify, continues to generate gasification gas and residue after gasifying.Residue after gasifying is carried out on gasification fire grate to gasification fire grate 5
End is fallen when on burn-out grate 6, and because of the staged setting between gasification fire grate 5 and burn-out grate 6, residue after gasifying is falling
It is stirred during falling.Burn-out grate air compartment 11 is passed through air as oxidant, so that residue after gasifying gradually burns.
6 end of burn-out grate is provided with slag channel 8, and 8 bottom of slag channel is provided with water sealed tank 9.Residue after burning
It falls in water sealed tank 9 and is embathed and cooled down.
It is provided with several overfiren air ports 13 at 7 bottom inlet of combustion chamber, is passed through air as oxidant.Gasification gas passes through object
Material channel enters combustion chamber 7 from the entrance of 7 bottom of combustion chamber and burns, and the high-temperature flue gas for generation of burning passes through 7 top of combustion chamber
Outlet enters subsequent residual heat using device.
For the nitrogen oxides that removing combustion process generates, 7 lower part of combustion chamber is equipped with SNCR access port 14, sprays into urea or ammonia
The denitrfying agents such as water.
The utility model is suitable for the granular bulk cargo of patch fuel or greater particle size, has gap between fuel, so that gasification
Agent can be passed through and smoothly gasify.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of gasified combustion apparatus, it is characterised in that: described device includes vaporizer and is arranged at the top of the vaporizer
Feeding device (1) and the combustion chamber (7) being arranged in juxtaposition with the vaporizer；The vaporizer and the combustion chamber (7) lower part
Equipped with drainage channel；The vaporizer and the combustion chamber (7) bottom are provided with fire grate, and the vaporizer and the combustion chamber
(7) drainage channel between is arranged on the fire grate top；The fire grate end is provided with slag channel (8)；The vaporizer
Inside it is provided with gasification zone (2) and guiding area (3) that the vaporizer is divided into horizontal alignment by arch wall (4), and the guiding area (3)
It is arranged between the gasification zone (2) and the combustion chamber (7)；Gasification zone (2) lower part is provided with several gasifying agent pipes
(12).
2. a kind of gasified combustion apparatus according to claim 1, it is characterised in that: the arch wall (4) if on be equipped at intervals with
It does hollow pane and is connected to the gasification zone (2) and guiding area (3).
3. a kind of gasified combustion apparatus according to claim 2, it is characterised in that: the arch wall (4) selects fire resisting brick
It builds.
4. a kind of gasified combustion apparatus according to claim 1, it is characterised in that: the vaporizer inner wall lays fire resisting
Material.
5. a kind of gasified combustion apparatus according to claim 1, it is characterised in that: the fire grate includes gasification fire grate and combustion
To the greatest extent fire grate (6), burn-out grate (6) setting in the gasification fire grate end and is in stagger, the slag channel (8)
It is arranged in the burn-out grate (6) end；The gasification fire grate (5) and the burn-out grate (6) are located at the vaporizer
With the combustion chamber (7) bottom, and arrangement is tilted down towards the burn-out grate (6) end.
6. a kind of gasified combustion apparatus according to claim 5, it is characterised in that: the gasification fire grate (5) and the combustion
Fire grate (6) bottom is respectively arranged with gasification grate wind chamber (10) and burn-out grate air compartment (11) to the greatest extent.
7. a kind of gasified combustion apparatus according to claim 1, it is characterised in that: at combustion chamber (7) bottom inlet
It is provided with several overfiren air ports (13).
8. a kind of gasified combustion apparatus according to claim 1, it is characterised in that: combustion chamber (7) lower part is equipped with
SNCR access port (14).
9. a kind of gasified combustion apparatus according to claim 1, it is characterised in that: described slag the bottom of the channel is provided with water
Sealing groove (9).
10. a kind of gasified combustion apparatus according to claim 1, it is characterised in that: the feeding device (1) selects two-stage
Sealed feeder unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936360.2U CN209196834U (en) | 2018-11-23 | 2018-11-23 | Gasified combustion apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821936360.2U CN209196834U (en) | 2018-11-23 | 2018-11-23 | Gasified combustion apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209196834U true CN209196834U (en) | 2019-08-02 |
Family
ID=67425454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821936360.2U Active CN209196834U (en) | 2018-11-23 | 2018-11-23 | Gasified combustion apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209196834U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404891A (en) * | 2018-11-23 | 2019-03-01 | 北京米能科技有限公司 | Gasified combustion apparatus |
-
2018
- 2018-11-23 CN CN201821936360.2U patent/CN209196834U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109404891A (en) * | 2018-11-23 | 2019-03-01 | 北京米能科技有限公司 | Gasified combustion apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101865451B (en) | Biomass high-temperature flue gas gasification combination coal burning boiler and low-pollution combustion method thereof | |
| CN100577775C (en) | Coal gasification device for circulating fluidized bed and manufacturing method thereof | |
| CN103104304B (en) | Formed biomass fuel power generation method | |
| CN105402709A (en) | Integrated multifunctional chimney-free low-carbon gas boiler | |
| CN109404891A (en) | Gasified combustion apparatus | |
| CN200975664Y (en) | Oxygen-enriched combustion circulating fluid bed boiler system | |
| CN103822357A (en) | Horizontal pulverized coal organic heat carrier boiler | |
| CN209196834U (en) | Gasified combustion apparatus | |
| CN103672874A (en) | System for desulfurizing limestone in circulating fluidized bed boiler on basis of flow state reconstruction | |
| CN203079923U (en) | Coal water slurry pressurized gasification device for water wall waste boiler process | |
| CN201046952Y (en) | Circulating fluidized bed gasification apparatus | |
| CN207279612U (en) | A kind of water-coal-slurry circulating fluidized bed boiler based on fluidised form reconstruct | |
| CN201697100U (en) | Biomass high temperature fume gasification combined fire coal boiler | |
| CN101363620B (en) | Low NOx combustion system by re-burning partial gas by gasifying coal | |
| CN109404878A (en) | A kind of vertical packaged boiler | |
| CN217173630U (en) | Biomass gasification system applied to carbon and heat co-production | |
| CN209196820U (en) | A kind of vertical packaged boiler | |
| CN209262999U (en) | One kind is from the vertical packaged boiler of deashing | |
| CN215440517U (en) | System for hydrogen-rich gas preparation is used for blast furnace jetting | |
| CN102095254B (en) | Organic heat carrier boiler of fluidized bed, with low cost, environment protection, energy saving and emission reduction | |
| CN205991483U (en) | Pluralities of fuel high-temperature gasification boiler using reducing process denitration | |
| CN1888528A (en) | Thick oil exploiting coal firiag steam boiler | |
| CN210107373U (en) | Biomass fluidized bed boiler with external bed high-temperature separation mode | |
| CN209655336U (en) | A kind of biologic grain and coal-fired coupled electricity-generation system | |
| CN1312431C (en) | Sealed fluid back-feeder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |