CN109135836A - A kind of gasifying furnace device and coal water slurry gasification system - Google Patents
A kind of gasifying furnace device and coal water slurry gasification system Download PDFInfo
- Publication number
- CN109135836A CN109135836A CN201811115222.2A CN201811115222A CN109135836A CN 109135836 A CN109135836 A CN 109135836A CN 201811115222 A CN201811115222 A CN 201811115222A CN 109135836 A CN109135836 A CN 109135836A
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- synthesis gas
- furnace device
- gasifying furnace
- coal
- baffle
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/48—Apparatus; Plants
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/72—Other features
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0913—Carbonaceous raw material
- C10J2300/093—Coal
Abstract
The present invention discloses a kind of gasifying furnace device and coal water slurry gasification system, the gasifying furnace device includes the shock chamber that combustion chamber and the combustion chamber are connected directly, and it is fixed at the synthesis gas baffle at the top of shock chamber, several apertures are provided on the synthesis gas baffle, lateral openings plate is provided with by the synthesis gas baffle aperture, the lateral openings plate and its similar described synthesis gas baffle aperture face form acute angle.The present invention is improved by the structure to the synthesis gas baffle to guarantee that the low temperature synthesis gas that the annular space between tedge and down-comer comes out can carry out effective temperature-reducing to baffle plate perimeter at the top of shock chamber, overheating problem and the high temperature corrosion of shock chamber's top metal shell are avoided, to extend the gasifier operation service life and reduce considerable maintenance and maintenance cost.
Description
Technical field
The present invention relates to coal water slurry gasification field more particularly to a kind of gasifying furnace devices and coal water slurry gasification system.
Background technique
Coal will be the main foundation energy in China within following considerably long one period, and the utilization of coal is compared to natural
More difficult for gas and petroleum, pollution is also bigger.In fact, not only utilization rate is low for the coal resources in China at present, and exploit
During utilization, the pollution for being difficult to ignore is produced to environment.In order to safeguard national energy security and response environment protection, section
Energy emission reduction, clean and effective are the inevitable requirements utilized to coal resources.It is clear as coal to realize Coal Industry Sustainable Development
The clean important means utilized, Coal Gasification Technology have obtained great attention and development.
In traditional coal gasifying process, the difference of the raw material according to used in gasification furnace, be divided into dry powder coal gasification technique and
Water-coal-slurry coal gasifying process, the former, which is directly entered in gasification furnace with the dry coal dust of compressed gas carrying, gasifies, the latter Ze Tong
Coal dust is mixed into after water-coal-slurry with water often and is gasified into gasification furnace.Due to wet gas chemical industry skill feed continuity,
It is better than dry powder coal gasification technique in terms of stability, cost, therefore the former industrially has more application prospect.Actually water-coal-slurry
Gasification, which has obtained comparing, to be widely applied.Current business wet gas furnace has strict requirements, example to raw material water-coal-slurry
As required in the case where ensuring water-coal-slurry flow stability its solid content as high as possible to ensure high heating value and high gasification
Efficiency；Also require the ash content in water-coal-slurry as low as possible simultaneously, to reduce the lime-ash of high temperature gas flow entrainment in gasification furnace to structure
Erosion is washed away at the refractory brick of gasification furnace furnace wall, because the oxide of the metals such as iron, calcium, magnesium in ash content can penetrate into refractory brick
Internal concurrent biochemical reaction, leads to refractory brick internal defect, and intensity decline causes refractory brick to deteriorate.
During coal water slurry gasification, although ash content does not participate in gasification reaction directly, to consume combustible in coal and exist
Generated reaction heat in oxidation reaction, for the heating, fusing and conversion of ash content, to reduce cold gas efficiency.In addition, grey
Increasing for point content, not only makes the calorific value of coal lower, but also will increase the outer freight volume of lime-ash, increases lime-ash to refractory brick
It corrodes and wears, while also the solid content in Heisui River can be made to increase, aggravate abrasion of the Heisui River to pipeline, valve, equipment.Therefore,
The ash content of coal for gasification has very big influence to coal slurry gasifier.
Currently, the minerals impurity particle (i.e. ash content) in coal for gasification is being entered gasification furnace by existing related invention technology
(patent of invention CN201710502714- is a kind of to produce high heating value water-coal-slurry using coal or gangue for removing before combustion oxidation
Technique and coal gasifying process using the technique) so that into airflow bed gasification furnace water-coal-slurry butt ash content far below working as
Preceding industrial level (typical coal slurry gasifier is lower than 16wt.% to coal for gasification ash requirements).Traditional gasification is used
Coal, and cannot be used for the colm (such as coal, coal slime or gangue etc. in washing) of gasification, through patent of invention
After the processing of ash content of coal removing sulfuldioxide disclosed by CN201710502714, ash content, which is greatly reduced, (makes traditional raw water coal
Ash content in slurry reduces 30-90%)), obtained gasified coal water slurry calorific value, size distribution and traditional sense water-coal-slurry also
Different from (novel water-coal-slurry calorific value is higher, average grain diameter is smaller).Meanwhile the technology by by separate sources, different characteristics,
The coal of different quality is produced excellent through necessary purification processes, the combustible of carbon containing-hydrogen therein after being sufficiently separated with minerals
Matter water-coal-slurry to widen water-coal-slurry preparation coal source, and realizes the standardization of water-coal-slurry preparation process, i.e., will be different
Source and quality do similar process processing with coal raw material, be made the low ash of unified specification, high heating value, fine grain it is novel
High-quality water-coal-slurry.
Simultaneously as ash impurities content reduces in water-coal-slurry handled by entrained flow gasification furnace apparatus, when gasification furnace unit
The grey quantity of slag sharp fall of interior processing outlet, lime-ash is under the high temperature conditions to the refractory brick for constituting the hot face furnace wall of gasification furnace
Physics washes away, chemical erosion degree declines, and reduces the operational load (i.e. deslagging cycle stretch-out) of lime-ash discharging system, therefore
It is expected that greatly prolong the cycle of operation of entrained flow gasification furnace apparatus, and then it can be realized gasification furnace and there is no the configuration of standby boiler, pole
It is big to reduce newly-built gasification installation initial outlay and Operation and Maintenance expense.In addition, the oxygen based on actual production data consumes, energy consumption (with
Coal consumption meter) it analyzes and knows, the content of ashes in water-coal-slurry is every to reduce by 1%, and oxygen consumption about reduces 0.7-0.8%, and coal consumption about reduces 1.3-
1.5%, which is also of great importance to the oxygen consumption of gasification installation and coal consumption reduction, that is, can effectively reduce the operation of gasification installation
Operating cost.
As shown in Figure 1, the shock chamber of conventional air bed gasification furnace device is below combustion chamber, it is direct with combustion chamber cylinder
It is connected.It is spaced from each other between combustion chamber and shock chamber by the cone bottom (the bottom of a pan) of combustion chamber, combustion chamber (operation temperature 1200-1400
DEG C) inner lining refractory block to completely cut off high-temp combustion region in combustion chamber metal shell and combustion chamber, avoids burning chamber shell high temperature rotten
Erosion destroys.Channel is that mouth is arranged under synthesis gas and lime-ash between combustion chamber and shock chamber, is chilling ring, chilling ring below lower row mouthful
Down-comer is coupled underneath, the lower end of down-comer is deep into the Heisui River normal level of shock chamber or less.It is to rise outside down-comer
Tracheae, riser is concentric with down-comer, and the synthesis gas baffle for playing synthesis gas baffling, synthesis gas are arranged at the top of riser
Baffle is fixed on the cone bottom of combustion chamber.High temperature (1200-1400 DEG C) synthesis gas and ash mixture through lower row's mouth, chilling ring,
Down-comer enters in shock chamber lower part Heisui River (150-280 DEG C of operation temperature), and temperature is greatly reduced to rapidly close to Heisui River temperature
Degree continues through the annular space between tedge and down-comer to its outlet, and after synthesis gas baffle baffling removes part water entrainment
Around synthesis gas baffle, gasifying furnace device is exported out through gasification furnace crude synthesis gas on the outside of synthesis gas baffle.
Synthesis gas baffle will be divided into inside and outside two regions at the top of shock chamber, relatively low with down-comer annular space from tedge
Warm synthesis gas is fully cooled at the top of shock chamber after baffle plate interior zone, synthesis gas baffle is continued around, directly through gasification furnace
Crude synthesis gas exports out gasifying furnace device, so that baffle plate perimeter becomes fluid interchange " dead zone " at the top of shock chamber, herein
Top dust stratification, overheating problem easily occur for shock chamber's top metal shell, in turn result in the high temperature corrosion of metal shell herein, contract
Short gasification furnace service life.Simultaneously as the presence of the muti-piece support plate of support synthesis gas baffle, by synthesis gas at the top of shock chamber
Baffle perimeter divides and is independent zonule, this more limits low temperature synthesis gas baffle plate outside area at the top of shock chamber
The free-flowing in domain is further degrading " dead zone " service condition of baffle plate perimeter at the top of shock chamber.
Therefore, the existing technology needs to be improved and developed.
Summary of the invention
In view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide a kind of gasifying furnace device and coal water slurry gasifications
System, it is intended to which solving baffle plate perimeter at the top of existing gasification furnace shock chamber easily becomes fluid interchange " dead zone ", causes herein
Top dust stratification and overheating problem easily occur for shock chamber's top metal shell, to cause the high temperature of metal shell herein rotten
The problem of erosion, shortening gasifier operation service life.
Technical scheme is as follows:
A kind of gasifying furnace device including combustion chamber, the shock chamber being connected directly with the combustion chamber, and is fixed at Quench
Synthesis gas baffle in ceiling portion, wherein several apertures, the synthesis gas baffle aperture are provided on the synthesis gas baffle
Side is provided with lateral openings plate, and the lateral openings plate and its similar described synthesis gas baffle aperture face form acute angle.
The gasifying furnace device, wherein be additionally provided at the top of the shock chamber and be used to support the synthesis gas baffle
Support plate, be provided with several ventholes in the support plate.
The gasifying furnace device, wherein the draw ratio of the combustion chamber is 3.0-6.0.
The gasifying furnace device, wherein the synthesis gas baffle is multi-panel umbrella shape baffle plate, the multi-panel umbrella shape baffling
Each face of plate is provided with several apertures.
The gasifying furnace device, wherein the multi-panel umbrella shape baffle plate includes 6-10 face.
The gasifying furnace device, wherein the lateral openings plate and its similar synthesis gas baffle aperture face shape
At 30-60 ° of angle.
The gasifying furnace device, wherein the hole shape being arranged on the synthesis gas baffle is rectangle.
A kind of coal water slurry gasification system, wherein including the gasifying furnace device.
The utility model has the advantages that the present invention is by carrying out aperture setting to the synthesis gas baffle that is arranged at the top of shock chamber, and in institute
It states and is provided with lateral openings plate by synthesis gas baffle aperture, the lateral openings plate is opened with its similar described synthesis gas baffle
Hole face forms acute angle；It improves to go out with the annular space guaranteed between tedge and down-comer by the structure to the synthesis gas baffle
The low temperature synthesis gas come can carry out effective temperature-reducing to baffle plate perimeter at the top of shock chamber, avoid shock chamber's top metal
The overheating problem of shell and high temperature corrosion, to extend the gasifier operation service life and reduce considerable maintenance and maintenance expense
With.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing gasifying furnace device preferred embodiment.
Fig. 2 is the structural schematic diagram of gasifying furnace device preferred embodiment of the present invention.
Fig. 3 is the enlarged drawing at the position A in Fig. 2 of the present invention.
Fig. 4 is the cross-sectional view in the face B-B in Fig. 2 of the present invention.
Specific embodiment
The present invention provides a kind of gasifying furnace device and coal water slurry gasification system, for make the purpose of the present invention, technical solution and
Effect is clearer, clear, and the present invention is described in more detail below.It should be appreciated that specific embodiment described herein
It is only used to explain the present invention, be not intended to limit the present invention.
From figure 1 it appears that synthesis gas baffle will be divided into two inside and outside in existing gasifying furnace device at the top of shock chamber
Region, the operation temperature of gasification furnace combustion chamber are up to 1300-1400 DEG C, at such high temperatures, although inner lining refractory block
Shield heat away, but the top metal shell of shock chamber still will receive the effect of high temperature heat transfer, so that the operation in the region
Temperature increases, so that the high temperature corrosion of the regional metal material is caused, the serious long-term operation service life for reducing gasifying furnace device,
So two the cooling of regions inside and outside shock chamber top drop in the low temperature synthesis gas that the annular space between tedge and down-comer comes
Temp effect is extremely important in turn.In particular, when entrained flow gasification furnace apparatus handles aforementioned Novel gasification water-coal-slurry, due to novel
The low ash of gasified coal water slurry, high heating value, fine grain physicochemical characteristic are more conducive to the reaction of its combustion chemistry, gasifying furnace device burning
The operation temperature (1200-1600 DEG C) of room further increases, this fires synthesis gas (i.e. to the top metal shell of shock chamber
Burn room cone bottom) cool effect it is more important.
Based on this, the present invention provides a kind of gasifying furnace device, and as shown in figs 2-4, the gasifying furnace device includes burning
Room 10, the shock chamber 20 being connected directly with the combustion chamber 10, and the synthesis gas baffle being fixed at the top of shock chamber
30, wherein several apertures 31 are provided on the synthesis gas baffle 30, the synthesis gas baffle aperture side is provided with side
To open plate 40, the lateral openings plate 40 forms acute angle with its similar described synthesis gas baffle aperture face.
Specifically, as shown in Fig. 2, the shock chamber 20 be located at the downstream of combustion chamber 10 and with the combustion chamber 10 directly
It is connected, channel between the combustion chamber 10 and shock chamber 20 is as arranging mouth under synthesis gas and lime-ash, below lower row's mouth
It is provided with chilling ring 21, down-comer 22 is coupled underneath in the chilling ring 21, and the lower end of the down-comer 22 is deep into shock chamber
Heisui River normal level hereinafter, being provided with riser 23 outside the down-comer, the riser is arranged concentrically with down-comer
And it is provided with the annular space for discharging low temperature synthesis gas between the two, it is described for playing the synthesis gas of baffling to synthesis gas
Baffle 30 is then located at the upper end of the riser 23.High temperature (1200-1400 DEG C) synthesis gas and ash mixture are through lower row
Mouth, chilling ring, down-comer enter in shock chamber lower part Heisui River liquid level (150-280 DEG C of operation temperature), and the synthesis gas temperature is fast
Speed is greatly reduced to close to Heisui River temperature, through the annular space between tedge and down-comer to its outlet, and through synthesis gas baffle
30 bafflings remove part water entrainment, and gasifying furnace device is discharged finally by syngas outlet.
Further, as Figure 3-Figure 4, in the present invention, the synthesis gas baffle is multi-panel umbrella shape baffle plate, described
The middle and upper part in each face of multi-panel umbrella shape baffle plate is provided with several apertures in the same direction, and several aperture sides are provided with
Lateral openings plate 40, the lateral openings plate are pressed from both sides with each face of the multi-panel umbrella shape baffle plate where it at 30-60 ° respectively
Angle.Being improved by above structure aloows the low temperature synthesis gas that annular space comes out between tedge and down-comer to rapidly enter
Baffle plate perimeter at the top of to shock chamber, the low temperature synthesis gas are entered by the aperture on the multi-panel umbrella shape baffle plate
Baffle plate perimeter at the top of to shock chamber, and rotating flow pattern air-flow is formed under the restriction effect of the lateral openings plate, from
And baffle plate perimeter at the top of shock chamber is avoided to become fluid interchange dead zone.
Preferably, the hole shape on each face of the multi-panel umbrella shape baffle plate is rectangle.
Preferably, the multi-panel umbrella shape baffle plate includes 6-10 face.
Further, it allows and is used to support the synthesis gas baffle as shown in figure 4, being additionally provided at the top of the shock chamber
Support plate 50, in the case where guaranteeing the precondition of the support plate stress and intensity, in the support plate as much as possible
Uniform venthole 51 is set；It improves with this configuration and can avoid support plate barrier low temperature synthesis gas baffle plate at the top of shock chamber
The flowing of perimeter limits, and makes the metal-back at the top of shock chamber obtain forcing effective cooling, so as to avoid Quench ceiling
The overheating problem of portion's metal shell and high temperature corrosion extend the gasifier operation service life and reduce considerable maintenance and maintenance expense
With.
In the gasifying furnace device, occur by ash content removing treated low ash divides high heating value water-coal-slurry in combustion chamber
It when oxidation reaction, needs to further increase the hot(test)-spot temperature of combustion chamber to 1300-1600 DEG C, therefore low temperature synthesis gas is to Quench
The effect of cooling of the top metal shell of room seems more important.
For traditional gasified coal water slurry, such Novel gasification water-coal-slurry (low ash, high heating value, fine grain) is to traditional gas
The chamber structure of fluidized bed gasification furnace apparatus proposes new challenge.The draw ratio of conventional air bed gasification furnace device combustion chamber
(H/D) be about between 2.6-2.9, with this condition, coal particle in partial oxidation reaction wherein closer to complete mixing flow state,
And the burning condition of Novel gasification water-coal-slurry then requires the draw ratio of combustion chamber to increase, the residence time of coal particle is shorter, axial
Back-mixing is lower, and then improves the reaction homogeneity of coal particle, and existing conventional air bed gasification furnace device combustion chamber is obviously not
This requirement can be reached.
Based on this, as shown in Fig. 2, the draw ratio of the combustion chamber is increased to 3.0-6.0 by the present invention, pass through this improvement
It may make that the residence time of coal particle in the combustion chamber in water-coal-slurry is shorter, axial backmixing is lower, and it is equal to improve combustion reaction
One property.
Based on the gasifying furnace device of above-mentioned offer, the present invention also provides a kind of coal water slurry gasification systems, wherein including as above
The gasifying furnace device.
In conclusion gasifying furnace device provided by the invention remains multi-panel umbrella shape baffle plate, it can be effectively to rising certainly
The synthesis gas that annular space between pipe and down-comer comes carries out liquid phase separation, and ash in synthesis gas water entrainment is avoided to accumulate in Quench ceiling
Portion；Further by carrying out structure improvement to the multi-panel umbrella shape baffle plate and support plate being fixed at the top of shock chamber, more
Multiple apertures are set on each face of face umbrella shape baffle plate and lateral openings plate is set in the aperture side, and in the branch
Multiple ventholes are set on fagging, the low temperature synthesis gas that annular space comes out between tedge and down-comer is rapidly entered
Baffle plate perimeter at the top of to shock chamber, the low temperature synthesis gas are entered by the aperture on the multi-panel umbrella shape baffle plate
Baffle plate perimeter at the top of to shock chamber, and rotating flow pattern gas is formed under the restriction effect of the lateral openings plate, from
And baffle plate perimeter at the top of shock chamber is avoided to become fluid interchange dead zone, the low temperature synthesis gas is to effective at the top of shock chamber
Cooling, avoids overheating problem and the high temperature corrosion of shock chamber's top metal shell, extends gasifier operation service life and drop
Low considerable maintenance and maintenance cost.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (8)
1. a kind of gasifying furnace device including combustion chamber, the shock chamber being connected directly with the combustion chamber, and is fixed at sharp
Synthesis gas baffle at the top of cold house, which is characterized in that several apertures, the synthesis gas are provided on the synthesis gas baffle
Lateral openings plate is provided with by baffle aperture, the lateral openings plate is formed with its similar synthesis gas baffle aperture face
Acute angle.
2. gasifying furnace device according to claim 1, which is characterized in that be additionally provided at the top of the shock chamber for branch
The support plate of the synthesis gas baffle is supportted, is provided with several ventholes in the support plate.
3. gasifying furnace device according to claim 1, which is characterized in that the draw ratio of the combustion chamber is 3.0-6.0.
4. gasifying furnace device according to claim 1, which is characterized in that the synthesis gas baffle is multi-panel umbrella shape baffling
Each face of plate, the multi-panel umbrella shape baffle plate is provided with several apertures.
5. gasifying furnace device according to claim 4, which is characterized in that the multi-panel umbrella shape baffle plate includes 6-10
Face.
6. gasifying furnace device according to claim 1, which is characterized in that the lateral openings plate and its similar described conjunction
30-60 ° of angle is formed at gas baffle aperture face.
7. gasifying furnace device according to claim 1, which is characterized in that the hole shape being arranged on the synthesis gas baffle
For rectangle.
8. a kind of coal water slurry gasification system, which is characterized in that including gasifying furnace device as claimed in claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115222.2A CN109135836B (en) | 2018-09-25 | 2018-09-25 | Gasification furnace device and coal water slurry gasification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811115222.2A CN109135836B (en) | 2018-09-25 | 2018-09-25 | Gasification furnace device and coal water slurry gasification system |
Publications (2)
| Publication Number | Publication Date |
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| CN109135836A true CN109135836A (en) | 2019-01-04 |
| CN109135836B CN109135836B (en) | 2021-03-16 |
Family
ID=64823464
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811115222.2A Active CN109135836B (en) | 2018-09-25 | 2018-09-25 | Gasification furnace device and coal water slurry gasification system |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108410515A (en) * | 2017-02-09 | 2018-08-17 | 通用电气公司 | Gasify chilling train |
| CN111925828A (en) * | 2020-08-13 | 2020-11-13 | 王昌济 | Method for solving problem of low liquid level of chilling chamber of gasification furnace |
| CN113755215A (en) * | 2021-09-09 | 2021-12-07 | 中安联合煤化有限责任公司 | Controllable slag deposition prevention regulation and control method for gasification furnace |
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| US4040800A (en) * | 1976-02-26 | 1977-08-09 | Metallgesellschaft Aktiengesellschaft | Reactor for gasifying solid fuels, particularly coal, under superatmospheric pressure |
| CN101935552A (en) * | 2009-06-30 | 2011-01-05 | 通用电气公司 | The shock chamber's assembly that is used for gasifier |
| CN103937555A (en) * | 2014-04-30 | 2014-07-23 | 华东理工大学 | Single-nozzle water-coal-slurry entrained-flow bed gasifier and gasification method of same |
| CN204574913U (en) * | 2015-01-04 | 2015-08-19 | 沈阳化工大学 | A kind of heat exchanger traverse baffle eliminating heat transfer dead band |
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| US4040800A (en) * | 1976-02-26 | 1977-08-09 | Metallgesellschaft Aktiengesellschaft | Reactor for gasifying solid fuels, particularly coal, under superatmospheric pressure |
| CN101935552A (en) * | 2009-06-30 | 2011-01-05 | 通用电气公司 | The shock chamber's assembly that is used for gasifier |
| CN103937555A (en) * | 2014-04-30 | 2014-07-23 | 华东理工大学 | Single-nozzle water-coal-slurry entrained-flow bed gasifier and gasification method of same |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108410515A (en) * | 2017-02-09 | 2018-08-17 | 通用电气公司 | Gasify chilling train |
| CN111925828A (en) * | 2020-08-13 | 2020-11-13 | 王昌济 | Method for solving problem of low liquid level of chilling chamber of gasification furnace |
| CN113755215A (en) * | 2021-09-09 | 2021-12-07 | 中安联合煤化有限责任公司 | Controllable slag deposition prevention regulation and control method for gasification furnace |
| CN113755215B (en) * | 2021-09-09 | 2023-11-03 | 中安联合煤化有限责任公司 | Controllable slag accumulation prevention regulation and control method for gasifier |
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| Publication number | Publication date |
|---|---|
| CN109135836B (en) | 2021-03-16 |
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