CN204897846U - Spiral -flow type gasifier - Google Patents
Spiral -flow type gasifier Download PDFInfo
- Publication number
- CN204897846U CN204897846U CN201520493078.1U CN201520493078U CN204897846U CN 204897846 U CN204897846 U CN 204897846U CN 201520493078 U CN201520493078 U CN 201520493078U CN 204897846 U CN204897846 U CN 204897846U
- Authority
- CN
- China
- Prior art keywords
- spray gun
- feeding
- gasification
- feeding spray
- vapourizing furnace
- 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
Classifications
-
- 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
- Furnace Housings, Linings, Walls, And Ceilings (AREA)
Abstract
The utility model discloses a spiral -flow type gasifier, spiral -flow type gasifier include furnace body (1), feeding spray gun (2), be located heating gas export (3) at furnace body top and be located slag room (4) of furnace body bottom. The utility model discloses in, the feeding spray gun of going into the gasifier adopts and cuts to feeding and the certain angle of spray gun downward sloping, and messenger's gasification raw materials with the gasification of whirl form, has improved the relative motion speed of gasification agent with the gasification raw materials in the stove, increased the atomization effect of the interior raw materials of stove, has improved gasification intensity, the efficiency of carbon con version of gasifier, adopting multilayer feeding spray gun, realizing supplying in grades the gasification agent, make the interior gasification raw materials of gasifier more abundant with the gasification agent reaction, gasification efficiency is higher.
Description
Technical field
The utility model belongs to coal chemical technology, is specifically related to a kind of whirlwind-type vapourizing furnace.
Background technology
China's energy structure " the oil-poor weak breath of rich coal ", under this energy structure, coal is occupied an leading position at energy field undoubtedly.China is also the maximum country of whole world coal mining amount and consumption.A large amount of exploitation, utilize the behind of coal, under cover huge environment, society and economic cost.From exploitation to burning, each in coal use procedure walks the destruction all caused environment.Particularly coal burning, according to incompletely statistics the sulphur dioxide emission of China 85%, the nitrogen oxide emission of 67% and 70% suspended particulate all come from fire coal.Based on this kind of national conditions, in addition mention in the Coal Industrial policy that national development and the reform council issue, one period coal development direction be will " adhere to relying on scientific and technological advances, walk that resource utilization is high, safety Coal Industry Sustainable Development road secure, good in economic efficiency, low in the pollution of the environment ".The Efficient utilization method researching and developing a kind of coal is the key point that Chinese national economy realizes Sustainable development.Gasification is main path primary energy source being changed into clean secondary energy, extensive high-effective gas technology is the basis of the process industrials such as the coal-based chemicals production of development, Coal-based Liquid Fuel (synthetic oil, methyl alcohol, dme etc.), advanced integrated gasification combined cycle plants (IGCC) power generation system, polygenerations systeme, hydrogen manufacturing, fuel cell and direct reduction iron making, is the common techniques of these industries, gordian technique and leading technology.
In current dry coal powder gasification technical field, representational technology mainly contains Shell, GSP, space flight stove etc.Shell dry coal dust gasification furnace adopts four coal dust burners, is pot destroying process, invests high, and manufacture difficulty is large, and the manufacturing cycle is long; GSP is single nozzle pulverized coal gasification furnace, but its Quench adopts nozzle spray mode, and raw gas ash content is large, and same existence investment is high, and manufacture difficulty is large, the problem that the manufacturing cycle is long; Space flight stove dry coal vapourizing furnace does not also reach 2000 tons/day in process coal dust scale, and slag-drip opening and reaction chamber diameter proportion comparatively large (1: 2 ~ 1: 2.5), efficiency of carbon conversion is lower, and also there is investment high, manufacture difficulty is large, the problem that the manufacturing cycle is long.Above-mentioned several gasification technology all belongs to the gas head required for large-scale gas making project, and design is complicated, and one-time investment is comparatively large, simultaneously in various degree there is some problems.
Summary of the invention
The purpose of this utility model is the shortcoming overcoming prior art existence, provides a kind of whirlwind-type vapourizing furnace.The utility model has the advantage that investment is little, gasification intensity is high, efficiency of carbon conversion is high.
Technical solutions of the utility model are as follows.
A kind of whirlwind-type vapourizing furnace, comprises body of heater 1, feeding spray gun 2, is positioned at the heating gas outlet 3 at body of heater top and is positioned at the primary furnace 4 of bottom of furnace body;
The outer wall of described body of heater 1 adopts carbon steel or stainless material, and interlayer is that insulation fibre is cotton, and internal layer is refractory castable, and the length-to-diameter ratio of described body of heater is 1: 1-2: 1;
Described feeding spray gun 2 is arranged at the middle part of body of heater 1, and feeding spray gun is set to individual layer and arranges or multilayer layout; The quantity of the feeding spray gun of every one deck is for being more than or equal to two, and the feeding spray gun being more than or equal to two described in every one deck along body of heater circumference and the layout that is centrosymmetric, arranges the feeding manner of spray gun for cutting to charging; Cutting to angle is 10-50 °, and spray gun has a down dip 0-30 °;
Described primary furnace 4 is provided with into pure oxygen spray gun, supplements pure oxygen, keeps primary furnace comparatively high temps, realizes slag tap; Primary furnace bottom is provided with slag bath 5, and slag bath is used for scarfing cinder process.
Preferably, described feeding spray gun is that individual layer is arranged, the feeding spray gun that individual layer is arranged is the first spray gun, for the charging of gasified raw material and vaporized chemical
Preferably, described feeding spray gun is two-layer layout, is divided into upper strata feeding spray gun and lower floor's feeding spray gun, its at the middle and upper levels feeding spray gun be the first spray gun, for the charging of gasified raw material and a vaporized chemical; Lower floor's feeding spray gun is the second spray gun, and for the charging of second gasification agent, and vapourizing furnace drives to light a fire.
Preferably, described feeding spray gun is three layers of layout, be divided into upper strata feeding spray gun, middle level feeding spray gun and lower floor's feeding spray gun, wherein, middle level feeding spray gun is the first spray gun, and for the charging of gasified raw material and a vaporized chemical, upper strata feeding spray gun and lower floor's feeding spray gun are the second spray gun, for the charging of second gasification agent, igniting spray gun when lower floor second spray gun is driven as vapourizing furnace.
Preferably, the first described feeding spray gun has the spray gun annular space of spray gun pipe core and spray gun pipe core periphery.
Preferably, the second described spray gun has the spray gun annular space of spray gun pipe core and spray gun pipe core periphery.
The technique using above-mentioned whirlwind-type vapourizing furnace to carry out atmospheric gasification comprises the steps:
Gasified raw material enters vapourizing furnace furnace interior by delivery medium two-phase transportation by the spray gun pipe core of the first spray gun, forms vaporized chemical after water vapor and oxygen pre-mixing, and vaporized chemical enters vapourizing furnace inside by the spray gun annular space of the first spray gun; Gasified raw material and vaporized chemical whirl wind gasified at vapourizing furnace furnace interior, generating gasification is reacted, improve the speed of relative movement of vaporized chemical and gasified raw material, improve unit cross-sectional area gasification intensity, macrobead invests on slag film, extend the residence time, improve efficiency of carbon conversion, vapourizing furnace fire box temperature remains on 1300-1450 DEG C; High-temperature gasification coal gas is exported by heating gas and discharges, and gasifier slag is dirty along gasification stove internal wall, enters primary furnace, and primary furnace passes into pure oxygen and keeps high temperature, slag scarfing cinder after primary furnace instillation slag bath.
Preferably, described gasified raw material is coal dust or coke powder; Described coal dust comprises any one or several mixing between hard coal to brown coal in all coals.
Preferably, described delivery medium is one or several the mixing in air, carbonic acid gas or nitrogen.
Preferably, vaporized chemical also enters vapourizing furnace by the spray gun pipe core of the second spray gun.
Preferably, vaporized chemical enters the ratio of the distribution of vapourizing furnace at each spray gun, with vaporized chemical volumetric flow meter, for, the first spray gun accounts for 1/2-2/3, and the second spray gun accounts for 1/3-1/2.
Preferably, the oxygen of use is: 0.01MPa, 0-10 DEG C; The steam used is: 0.01MPa.100-110 DEG C.
Preferably, the ratio of oxygen and gasified raw material, in kg/kg, for, 0.8-0.9; The ratio of steam and gasified raw material, in kg/kg, for, 0.3-0.4.
The utility model has excellent technique effect.
In the utility model, the feeding spray gun entering vapourizing furnace adopts and cuts to charging and the downward-sloping certain angle of spray gun, gasified raw material is gasified with cyclonic form in stove, increases the atomizing effect of raw material in stove, improve the gasification intensity of vapourizing furnace, efficiency of carbon conversion; In the coal gas that gasification obtains, available gas composition is high, CO+H
2> 85% (volume content).
In the utility model, adopt multilayer feeding spray gun, realize classification for vaporized chemical, make gasified raw material and vaporized chemical in vapourizing furnace react more abundant, gasification efficiency is higher.
Deslagging mode of the present utility model is liquid slag, easy to operate.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is that the utility model feeding spray gun cuts to charging schematic diagram.
In accompanying drawing, corresponding Reference numeral represents respectively:
In each vapourizing furnace building block, in each vapourizing furnace building block, in each vapourizing furnace building block, 1, body of heater; 2, feeding spray gun; 3, heating gas outlet; 4, primary furnace; 5, slag bath.A: gasified raw material; B: water vapour, oxygen mixture; C: rare gas element; E: gasification gas F: pure oxygen; G: liquefied gas; D: vapourizing furnace furnace diameter; L: vapourizing furnace furnace height.A: spray gun and horizontal plane angle, be called angle of declination, gets 0-30 °; B: spray gun and radial slit angle, be called and cut to angle, get 10-50 °.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
First whirlwind-type vapourizing furnace of the present utility model is introduced below.
Embodiment 1
A kind of whirlwind-type vapourizing furnace, comprises body of heater 1, feeding spray gun 2, is positioned at the heating gas outlet 3 at body of heater top and is positioned at the primary furnace 4 of bottom of furnace body; The outer wall of described body of heater 1 adopts carbon steel, and interlayer is that insulation fibre is cotton, and internal layer is refractory castable, and the length-to-diameter ratio of described body of heater is 1: 1; Described feeding spray gun 2 is arranged at the middle part of body of heater 1, feeding spray gun is set to individual layer and arranges, the quantity of the feeding spray gun of every one deck is two, and two feeding spray guns in every one deck along body of heater circumference and the layout that is centrosymmetric, arrange the feeding manner of spray gun for cutting to charging; Cutting to angle is 30 °, and spray gun has a down dip 0 °; The feeding spray gun that individual layer is arranged is the first spray gun, and for the charging of gasified raw material and vaporized chemical, the first described feeding spray gun has the spray gun annular space of spray gun pipe core and spray gun pipe core periphery; Described primary furnace 4 is provided with into pure oxygen spray gun, supplements pure oxygen, keeps primary furnace comparatively high temps, realizes slag tap; Primary furnace bottom is provided with slag bath 5, and slag bath is used for scarfing cinder process.
Embodiment 2
A kind of whirlwind-type vapourizing furnace, comprises body of heater 1, feeding spray gun 2, is positioned at the heating gas outlet 3 at body of heater top and is positioned at the primary furnace 4 of bottom of furnace body; The outer wall of described body of heater 1 adopts stainless material, and interlayer is that insulation fibre is cotton, and internal layer is refractory castable, and the length-to-diameter ratio of described body of heater is 2: 1; Described feeding spray gun 2 is arranged at the middle part of body of heater 1, and feeding spray gun is set to two-layer layout; The quantity of the feeding spray gun of every one deck is two, and in every one deck, two feeding spray guns are along body of heater circumference and the layout that is centrosymmetric, and arrange the feeding manner of spray gun for cutting to charging; Cutting to angle is 45 °, and spray gun has a down dip 10 °; Described primary furnace 4 is provided with into pure oxygen spray gun, supplements pure oxygen, keeps primary furnace comparatively high temps, realizes slag tap; Primary furnace bottom is provided with slag bath 5, and slag bath is used for scarfing cinder process.Described feeding spray gun is two-layer layout, is divided into upper strata feeding spray gun and lower floor's feeding spray gun, its at the middle and upper levels feeding spray gun be the first spray gun, for the charging of gasified raw material and a vaporized chemical; Lower floor's feeding spray gun is the second spray gun, for charging and the driving igniting of vapourizing furnace initial stage of second gasification agent.The first described feeding spray gun has the spray gun annular space of spray gun pipe core and spray gun pipe core periphery.The second described spray gun has the spray gun annular space of spray gun pipe core and spray gun pipe core periphery.
Embodiment 3
A kind of whirlwind-type vapourizing furnace, comprises body of heater 1, feeding spray gun 2, is positioned at the heating gas outlet 3 at body of heater top and is positioned at the primary furnace 4 of bottom of furnace body; The outer wall of described body of heater 1 adopts stainless material, and interlayer is that insulation fibre is cotton, and internal layer is refractory castable, and the length-to-diameter ratio of described body of heater is 2: 1; Described feeding spray gun 2 is arranged at the middle part of body of heater 1, and feeding spray gun is set to three layers of layout; The quantity of the feeding spray gun of every one deck is two, and in every one deck, two feeding spray guns are along body of heater circumference and the layout that is centrosymmetric, and arrange the feeding manner of spray gun for cutting to charging; Cutting to angle is 50 °, and spray gun has a down dip 20 °; Described primary furnace 4 is provided with into pure oxygen spray gun, supplements pure oxygen, keeps primary furnace comparatively high temps, realizes slag tap; Primary furnace bottom is provided with slag bath 5, and slag bath is used for scarfing cinder process.Described feeding spray gun is three layers of layout, be divided into upper strata feeding spray gun, middle level feeding spray gun and lower floor's feeding spray gun, wherein, middle level feeding spray gun is the first spray gun, for the charging of gasified raw material and a vaporized chemical, upper strata feeding spray gun and lower floor's feeding spray gun are the second spray gun, and for the charging of second gasification agent, lower floor second spray gun is also for initial stage vapourizing furnace igniting simultaneously.The first described feeding spray gun has the spray gun annular space of spray gun pipe core and spray gun pipe core periphery.The second described spray gun has the spray gun annular space of spray gun pipe core and spray gun pipe core periphery.
Use the whirlwind-type gasifying process of embodiment 1, comprise the steps: that gasified raw material enters vapourizing furnace furnace interior by delivery medium two-phase transportation by the spray gun pipe core of the first spray gun, form vaporized chemical after water vapor and oxygen pre-mixing, vaporized chemical enters vapourizing furnace inside by the spray gun annular space of the first spray gun; Gasified raw material and vaporized chemical whirl wind gasified at vapourizing furnace furnace interior, generating gasification react, vapourizing furnace fire box temperature remains on 1300 DEG C; High-temperature gasification coal gas is exported by heating gas and discharges, and gasifier slag is dirty along gasification stove internal wall, enters primary furnace, and primary furnace passes into pure oxygen and keeps high temperature, slag scarfing cinder after primary furnace instillation slag bath.Described gasified raw material is brown coal coal dusts, and described delivery medium is air.The oxygen used is: 0.01MPa, 0 DEG C; The steam used is: 0.01MPa, 100 DEG C.The ratio of oxygen and gasified raw material, in kg/kg, for, 0.8; The ratio of steam and gasified raw material, in kg/kg, for, 0.3.
Use the whirlwind-type gasifying process of embodiment 2, comprise the steps: that gasified raw material enters vapourizing furnace furnace interior by delivery medium two-phase transportation by the spray gun pipe core of the first spray gun, form vaporized chemical after water vapor and oxygen pre-mixing, vaporized chemical enters vapourizing furnace inside by the spray gun annular space of the first spray gun; Gasified raw material and vaporized chemical whirl wind gasified at vapourizing furnace furnace interior, generating gasification react, vapourizing furnace fire box temperature remains on 1450 DEG C; High-temperature gasification coal gas is exported by heating gas and discharges, and gasifier slag is dirty along gasification stove internal wall, enters primary furnace, and primary furnace passes into pure oxygen and keeps high temperature, slag scarfing cinder after primary furnace instillation slag bath.Described gasified raw material is coke powder; Described delivery medium is carbonic acid gas.Vaporized chemical also enters vapourizing furnace by the spray gun annular space pipe of the second spray gun.Vaporized chemical enters the ratio of the distribution of vapourizing furnace at each spray gun, with vaporized chemical volumetric flow meter, be that the first spray gun accounts for 1/2, the second spray gun accounts for 1/2.The oxygen used is: 0.01MPa, 10 DEG C; The steam used is: 0.01MPa, 110 DEG C.The ratio of oxygen and gasified raw material, in kg/kg, for, 0.9; The ratio of steam and gasified raw material, in kg/kg, for, 0.4.
The utility model has the advantage that investment is little, gasification intensity is high, efficiency of carbon conversion is high.
It is pointed out that above-mentioned embodiment is only illustrate further explanation of the present utility model, is not the restriction to technical solutions of the utility model.
Claims (6)
1. a whirlwind-type vapourizing furnace, is characterized in that, comprises body of heater (1), feeding spray gun (2), is positioned at heating gas outlet (3) at body of heater top and is positioned at the primary furnace (4) of bottom of furnace body;
The outer wall of described body of heater (1) adopts carbon steel or stainless material, and interlayer is that insulation fibre is cotton, and internal layer is refractory castable, and the length-to-diameter ratio of described body of heater is 1: 1-2: 1;
Described feeding spray gun (2) is arranged at the middle part of body of heater (1), and feeding spray gun is set to individual layer and arranges or multilayer layout; The quantity of the feeding spray gun of every one deck is for being more than or equal to two, and the feeding spray gun being more than or equal to two described in every one deck along body of heater circumference and the layout that is centrosymmetric, arranges the feeding manner of spray gun for cutting to charging; Cutting to angle is 10-50 °, and spray gun has a down dip 0-30 °;
Described primary furnace (4) is provided with into pure oxygen spray gun, and primary furnace (4) bottom is provided with slag bath (5).
2. a kind of whirlwind-type vapourizing furnace according to claim 1, is characterized in that, described feeding spray gun is that individual layer is arranged, the feeding spray gun that individual layer is arranged is the first spray gun, for the charging of gasified raw material and vaporized chemical.
3. a kind of whirlwind-type vapourizing furnace according to claim 1, it is characterized in that, described feeding spray gun is two-layer layout, is divided into upper strata feeding spray gun and lower floor's feeding spray gun, its at the middle and upper levels feeding spray gun be the first spray gun, for the charging of gasified raw material and a vaporized chemical; Lower floor's feeding spray gun is the second spray gun, and for the charging of second gasification agent, and vapourizing furnace drives to light a fire.
4. a kind of whirlwind-type vapourizing furnace according to claim 1, it is characterized in that, described feeding spray gun is three layers of layout, be divided into upper strata feeding spray gun, middle level feeding spray gun and lower floor's feeding spray gun, wherein, middle level feeding spray gun is the first spray gun, for the charging of gasified raw material and a vaporized chemical, upper strata feeding spray gun and lower floor's feeding spray gun are the second spray gun, for the charging of second gasification agent, and igniting spray gun when lower floor second spray gun is also driven as vapourizing furnace.
5. a kind of whirlwind-type vapourizing furnace according to claim 2-4 any one, is characterized in that, the first described spray gun has the spray gun annular space of spray gun pipe core and spray gun pipe core periphery.
6. a kind of whirlwind-type vapourizing furnace according to claim 3-4 any one, is characterized in that, the second described spray gun has the spray gun annular space of spray gun pipe core and spray gun pipe core periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520493078.1U CN204897846U (en) | 2015-07-10 | 2015-07-10 | Spiral -flow type gasifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520493078.1U CN204897846U (en) | 2015-07-10 | 2015-07-10 | Spiral -flow type gasifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204897846U true CN204897846U (en) | 2015-12-23 |
Family
ID=54920038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520493078.1U Active CN204897846U (en) | 2015-07-10 | 2015-07-10 | Spiral -flow type gasifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204897846U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105038860A (en) * | 2015-07-10 | 2015-11-11 | 北京柯林斯达科技发展有限公司 | Swirl-flow type gasification furnace and swirl-flow type gasification process |
| CN110079363A (en) * | 2019-04-04 | 2019-08-02 | 中国寰球工程有限公司 | Petroleum coke high-temperature gasification nozzle |
-
2015
- 2015-07-10 CN CN201520493078.1U patent/CN204897846U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105038860A (en) * | 2015-07-10 | 2015-11-11 | 北京柯林斯达科技发展有限公司 | Swirl-flow type gasification furnace and swirl-flow type gasification process |
| CN110079363A (en) * | 2019-04-04 | 2019-08-02 | 中国寰球工程有限公司 | Petroleum coke high-temperature gasification nozzle |
| CN110079363B (en) * | 2019-04-04 | 2024-02-20 | 中国寰球工程有限公司 | Petroleum coke high-temperature gasification nozzle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105038860A (en) | Swirl-flow type gasification furnace and swirl-flow type gasification process | |
| CN103436296B (en) | Slag gasifier for pressurized fixed bed | |
| CN101985568B (en) | Two-stage oxygen supply dry slag removal pressurized gas flow bed gasification furnace | |
| CN102260537B (en) | Device for preparing combustible gas by virtue of plasma pyrolysis and oxygen-enriched combustion-supporting material | |
| CN101709228B (en) | Biomass three-section type entrained flow bed gasification technology with function of waste heat utilization | |
| CN105542805A (en) | Vertical-horizontal type gas making apparatus and process with integrated three segments containing destructive distillation, gasification and decomposition for household refuse | |
| WO2014082373A1 (en) | Hot oxygen jet and use thereof in gasifier | |
| CN103013568B (en) | Plasma gasification treatment system of solid organic waste | |
| CN103740409B (en) | Multi-stage gas distribution high-temperature coal gasification device and method | |
| CN204151305U (en) | Half Waste heat boiler-type gasifier | |
| CN102199449B (en) | Method for producing gas by oxygen enrichment and thermolysis of organic solid wastes | |
| CN107189821A (en) | A kind of dry pulverized coal coupled biological matter gasifies descending Quench gasification furnace altogether | |
| CN204897846U (en) | Spiral -flow type gasifier | |
| CN203559025U (en) | Water-coal-slurry and natural gas combined gasification furnace | |
| CN102492477B (en) | Hierarchical oxygen supply and controllable flame coal water slurry entrained bed combined nozzle | |
| CN207987118U (en) | A kind of uplink two-part gasification mechanism | |
| CN202144488U (en) | Plasma pyrolysis garbage disposal power generation device | |
| CN116143425B (en) | Central burner type lime kiln | |
| CN102553880A (en) | plasma gasification refuse disposal method and device | |
| CN204417437U (en) | A kind of novel biomass substep gasification installation | |
| CN103725327B (en) | Gasification entrained-flow bed coal powder gasification furnace and gasification method of micro-positive pressure air | |
| CN102311810A (en) | Method and device for high-temperature melting and gasifying biomass | |
| CN103937552B (en) | A kind of three-section type entrained flow bed coal hydrogenation gasification stove and combined operation system | |
| CN105066110A (en) | Chain grate furnace composite combustion system with coal briquette layer combustion and biomass gasification spraying combustion combined | |
| CN205261906U (en) | Biomass gasification burning hot water stove |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |