CN106947542A - A kind of GPG V gasification and pyrolysis integral type top spray reactor and process units and technique - Google Patents
A kind of GPG V gasification and pyrolysis integral type top spray reactor and process units and technique Download PDFInfo
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- CN106947542A CN106947542A CN201710243963.8A CN201710243963A CN106947542A CN 106947542 A CN106947542 A CN 106947542A CN 201710243963 A CN201710243963 A CN 201710243963A CN 106947542 A CN106947542 A CN 106947542A
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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
- C10J3/54—Gasification of granular or pulverulent fuels by the Winkler technique, i.e. by fluidisation
- C10J3/56—Apparatus; Plants
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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
- C10J3/482—Gasifiers with stationary fluidised bed
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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
- C10J3/72—Other features
- C10J3/721—Multistage gasification, e.g. plural parallel or serial gasification stages
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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
- C10J3/72—Other features
- C10J3/82—Gas withdrawal means
- C10J3/84—Gas withdrawal means with means for removing dust or tar from the gas
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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
- 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
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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
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0959—Oxygen
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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
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0973—Water
- C10J2300/0976—Water as steam
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Abstract
Present invention relates particularly to a kind of GPG V gasification and pyrolysis integral type top spray reactor and process units and technique, the oil extracting rate that solves existing coal liquifaction equipment is low, technology is immature, utilization rate of raw materials is low, waste is serious, the unconspicuous technical problem of economic benefit.Reactor two sections heat of gasification supplies pyrolysis section simultaneously, takes full advantage of the thermal source that gasification is produced, and second gasification is carried out to the charred ashes of generation, can realize that a step of coal to oil is changed, and greatly improves the pyrolysis ability of single set reactor, and coal adaptability is wide.The technologies such as product diversification of the present invention, comprehensive energy efficiency and conventional pulverized coal gasification, coal water slurry gasification are high, and energy consumption is smaller, and few with water, treating capacity is big.The integrated technique of gasification+pyrolysis+char Gasification is realized, has the advantages that technology maturation, product quality are stable, simple and reliable for structure, utilization rate of raw materials is high, oil extracting rate is high, energy-conserving and environment-protective, economic security, large-scale industrial production can be realized.
Description
Technical field
The invention belongs to coal liquifaction technical field, and in particular to a kind of GPG-V gasification and pyrolysis integral type top spray reactor and
Process units and technique, realize the step conversion from coal liquifaction.
Background technology
Since in the middle of the 19th century with early 20th century since America and the Middle East find large-scale oil storage, people are extensive
The use of oil is the energy.In recent years, with the increasingly reduction of petroleum resources, international petroleum market is cranky, gives various countries' economy
Development brings adverse effect.People will not forget that the global economy that financial crisis was caused twice in 1973 and 1979-1980 declines
Move back.Simultaneously because oil is the basis of huge petrochemical industry, it is outer for the industry such as plastics, fiber, paint, medicine, also
For producing the basic foodstuffs such as edible oil and fat, protein, carbohydrate and synthetic glycerine, the exhaustion of petroleum resources will have influence on petrochemical industry
Industry.Therefore, from the point of view of economic and social benefit, coal is the direction for being worth advocating and developing by conversion liquefaction technology.
Country's coal liquifaction technology is not also very ripe at present, and direct liquefaction pressure is high, adjusts part to require harsh to equipment operation,
Indirect liquefaction coal liquifaction is inadequate to the utilization rate of coal, and current reactor operating condition is limited, largely governs coal
The yield of liquefaction, it is impossible to realize large-scale industrial production.Exist that oil extracting rate is low, technology is immature, utilization rate of raw materials
It is low, waste many technical problems such as serious, economic benefit is not obvious.
The content of the invention
Present invention aim to address oil extracting rate present in existing coal liquifaction technology is low, technology is immature, raw material are sharp
With rate it is low, waste the problems such as serious, economic benefit is not obvious there is provided a kind of GPG-V gasification and pyrolysis integral type top spray reactor and
Process units and technique.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of GPG-V gasification and pyrolysis integral type top spray reactor, including housing, top refractory heat-insulating lining, middle part fire resisting
Insulated lining, chilling device, bottom refractory heat-insulating lining and fluidized plate, the top refractory heat-insulating lining are located at enclosure interior side
Fine coal/coal slurry gasification reative cell A is formed at the top of wall, and fine coal/coal slurry oxygen integrated spray nozzle a and sight are provided with the top of housing
Fire hole, the middle part that middle part refractory heat-insulating lining is located at enclosure interior side wall forms pyrolytic reaction room B, and in pyrolytic reaction room, B's is upper
Portion is provided with hydrogen nozzle and grey tar gas outlet, and in pyrolytic reaction room, B middle part is provided with fine coal/slurry tip, and chilling device is set
In the middle and lower part of housing cavity, and the upper port of chilling device is set to be connected with pyrolytic reaction room B discharging opening, bottom refractory heat-insulating
Charred ashes gasification reactor chamber C formed at the bottom that lining is located at enclosure interior side wall, and make the charred ashes gasification reactor chamber C grey entrance of slag with
The lower port connection of chilling device, and charred ashes gasification reactor chamber C lime-ash is exported the bottom for being located at housing, in charred ashes gasified reverse
Answer room C tops provided with go into operation nozzle and charred ashes nozzle, fine coal/coal slurry oxygen one is provided with charred ashes gasification reactor chamber C middle and upper part
Body nozzle b, fluidized plate is located at the bottom of housing cavity, and steam oxygen nozzle is provided with the bottom of housing.
Fine coal/the slurry tip and fine coal/coal slurry oxygen integrated spray nozzle b are multiinjector form, fine coal/coal slurry spray
The grid mouth of mouth and fine coal/coal slurry each nozzles of oxygen integrated spray nozzle b and chilling device is set in the same direction and radial angle is 0-
30°。
A kind of GPG-V gasification and pyrolysis process units, including gasification and pyrolysis reactor, one cyclonic deduster, two grades of whirlwind
Deduster, fly-ash filter and the burnt cooler of ash, charred ashes oil gas vent and the one cyclonic dedusting of the gasification and pyrolysis reactor
The charred ashes oil and gas import connection of device, the charred ashes oil gas vent of one cyclonic deduster and the charred ashes oil gas of second cyclone dust extractor enter
Mouth connection, the charred ashes oil gas vent of second cyclone dust extractor is connected with fly-ash filter charred ashes oil and gas import, one cyclonic dedusting
The charred ashes outlet of device, second cyclone dust extractor and fly-ash filter is connected with the charred ashes nozzle of gasification and pyrolysis reactor, heat of gasification
The lime-ash outlet of solution reactor is connected with grey burnt cooler.
The gasification and pyrolysis reactor includes housing, top refractory heat-insulating lining, middle part refractory heat-insulating lining, Quench dress
Put, bottom refractory heat-insulating lining and fluidized plate, powder is formed at the top that the top refractory heat-insulating lining is located at enclosure interior side wall
Coal/coal slurry gasification reative cell A, fine coal/coal slurry oxygen integrated spray nozzle a and flame-observing hole, middle part fire resisting are provided with the top of housing
The middle part that insulated lining is located at enclosure interior side wall forms pyrolytic reaction room B, and in pyrolytic reaction room, B top is provided with hydrogen nozzle
With the outlet of grey tar gas, in pyrolytic reaction room, B middle part is provided with fine coal/slurry tip, and chilling device is located in housing cavity
Bottom, and the upper port of chilling device is connected with pyrolytic reaction room B discharging opening, bottom refractory heat-insulating lining is located in housing
Charred ashes gasification reactor chamber C is formed at the bottom of portion side wall, and makes the charred ashes gasification reactor chamber C grey entrance of slag and the lower end of chilling device
Mouth connection, and charred ashes gasification reactor chamber C lime-ash is exported the bottom for being located at housing, it is provided with charred ashes gasification reactor chamber C tops
Gone into operation nozzle and charred ashes nozzle, and fine coal/coal slurry oxygen integrated spray nozzle b, fluidisation are provided with charred ashes gasification reactor chamber C middle and upper part
Plate is located at the bottom of housing cavity, and steam oxygen nozzle is provided with the bottom of housing.
Fine coal/the slurry tip and fine coal/coal slurry oxygen integrated spray nozzle b are multiinjector form, fine coal/coal slurry spray
The grid mouth of mouth and fine coal/coal slurry each nozzles of oxygen integrated spray nozzle b and chilling device is set in the same direction and radial angle is 0-
30°。
A kind of gasification and pyrolysis production technology, comprises the following steps：
Material is sprayed into by fine coal/coal slurry oxygen integrated spray nozzle a to react in fine coal/coal slurry gasification reative cell A, generation
High-temperature liquid state slag and synthesis gas enter in the B of pyrolytic reaction room material and hydrogen nozzle feeding sprayed into fine coal/slurry tip
Pyrolytic reaction occurs for hydrogen mixing, reacts in the material of generation most of charred ashes because gravity and pyrolytic reaction room cyclonic action are fallen into
In chilling device, remainder charred ashes oil gas sequentially passes through one cyclonic deduster, two grades of whirlwind by grey tar gas outlet and removed
Dirt device and fly-ash filter isolate charred ashes, the charred ashes isolated by charred ashes nozzle enter charred ashes gasification reactor chamber C in powder
The material of coal/coal slurry oxygen integrated spray nozzle b feedings, the oxygen and steam generation gasification reaction entered with fluidized plate, while hot
The charred ashes that solution reative cell B is fallen into also assists in gasification reaction, and reacted ash passes through charred ashes gasification reactor chamber C lime-ash outlet feeding ash
Burnt cooler；The synthesis gas of generation enters in the B of pyrolytic reaction room through chilling device participates in pyrolytic reaction.
Fine coal/the slurry tip, fine coal/coal slurry oxygen integrated spray nozzle b and chilling device spray material eddy flow direction
Unanimously, by eddy flow initial gross separation charred ashes, the separation burden to mitigate dust arrester.
The fine coal/coal slurry gasification reative cell A reaction temperature is 1300-1500 DEG C, pyrolytic reaction room B reaction temperature
For 500-1000 DEG C, charred ashes gasification reactor chamber C reaction temperature is 900-1100 DEG C, and charred ashes gasification reactor chamber C is filled into Quench
It is 900-1000 DEG C to put the temperature after Quench, fine coal/coal slurry gasification reative cell A, pyrolytic reaction room B and charred ashes gasification reactor chamber C
Pressure be 0-5MPa.
The present invention can realize that a step of coal to oil is changed, and the thermal source that gasification is produced be taken full advantage of, to the charred ashes of generation
Second gasification is carried out, the device water consumption is few, reduces the slag water treatment system of gasification installation, disclosure satisfy that continuous production is needed
Will, pressure supplies pyrolysis section simultaneously in 0-5.0MPa, the reactor two sections heat of gasification, greatly improves single set reactor
Pyrolysis ability, coal adaptability is wide.The fine coal liquefaction of the form, makes full use of air flow bed, fluid bed features, maximum excellent
The waste heat that make use of synthesis gas and slag of gesture, while water saving gasification is farthest realized, while realizing that pyrolytic reaction is handled
The maximization of amount.The technologies such as the technical products diversification, comprehensive energy efficiency and conventional pulverized coal gasification, coal water slurry gasification are high, and energy consumption is more
Small, few with water, treating capacity is big.Realize the integrated technique of gasification+pyrolysis+char Gasification.Solve existing coal liquifaction equipment
Oil extracting rate it is low, technology is immature, utilization rate of raw materials is low, waste is serious, the unconspicuous technical problem of economic benefit, therefore,
Compared with background technology, the present invention has technology maturation, product quality is stable, simple and reliable for structure, utilization rate of raw materials is high, carry
Oil cut rate height, energy-conserving and environment-protective, economic security, the advantages of large-scale industrial production can be realized.
Brief description of the drawings
Fig. 1 is the structural representation of GPG-V gasification and pyrolysis integral type top spray reactor of the present invention；
Fig. 2 is fine coal/slurry tip of the present invention and fine coal/coal slurry oxygen integrated spray nozzle b assembling structure schematic diagram；
Fig. 3-5 is the assembling structure schematic diagram of chilling device of the present invention；
Fig. 6 is the structural representation of GPG-V gasification and pyrolysis process units of the present invention.
Embodiment
Embodiment 1
As shown in figure 1, a kind of GPG-V gasification and pyrolysis integral type top spray reactor, including housing 101, top refractory heat-insulating
Lining 102, middle part refractory heat-insulating lining 103, chilling device 104, bottom refractory heat-insulating lining 105 and fluidized plate 106, it is described on
Fine coal/coal slurry gasification reative cell A is formed at the top that portion's refractory heat-insulating lining 102 is located at the internal side wall of housing 101, in housing 101
Top be provided with fine coal/coal slurry oxygen integrated spray nozzle a107 and flame-observing hole 108, middle part refractory heat-insulating lining 103 is located at housing
The middle part of 101 internal side walls forms pyrolytic reaction room B, and in pyrolytic reaction room, B top is provided with hydrogen nozzle 109 and grey tar gas
Outlet 110, in pyrolytic reaction room, B middle part is provided with fine coal/slurry tip 111, and chilling device 104 is located at the inner chamber of housing 101
Middle and lower part, and the upper port of chilling device 104 is connected with pyrolytic reaction room B discharging opening, bottom refractory heat-insulating lining 105 is set
Charred ashes gasification reactor chamber C is formed in the bottom of the internal side wall of housing 101, and makes the charred ashes gasification reactor chamber C grey entrance of slag with swashing
The lower port connection of device for cooling 104, and charred ashes gasification reactor chamber C lime-ash is exported 116 bottoms for being located at housing 101, in Jiao
Grey gasification reactor chamber C tops are provided with powder provided with go into operation nozzle 112 and charred ashes nozzle 113 in charred ashes gasification reactor chamber C middle and upper part
Coal/coal slurry oxygen integrated spray nozzle b114, fluidized plate 106 is located at the bottom of the inner chamber of housing 101, is provided with the bottom of housing 101
Steam oxygen nozzle 115.
As shown in Figure 2-5, the fine coal/slurry tip 111 and fine coal/coal slurry oxygen integrated spray nozzle b114 are 4 sprays
The grid of mouth form, fine coal/slurry tip 111 and fine coal/coal slurry each nozzles of oxygen integrated spray nozzle b114 and chilling device 104
Mouth is set in the same direction and radial angle is 30 °.
As shown in fig. 6, a kind of GPG-V gasification and pyrolysis process units, including gasification and pyrolysis reactor 1, one cyclonic dedusting
Device 2, second cyclone dust extractor 3, fly-ash filter 4 and the burnt cooler 5 of ash, the charred ashes oil gas of the gasification and pyrolysis reactor 1 go out
Mouthfuls 112 are connected with the charred ashes oil and gas import of one cyclonic deduster 2, the charred ashes oil gas vent of one cyclonic deduster 2 and two grades
The charred ashes oil and gas import connection of cyclone dust collectors 3, charred ashes oil gas vent and the charred ashes of fly-ash filter 4 of second cyclone dust extractor 3
Oil and gas import is connected, the charred ashes outlet of one cyclonic deduster 2, second cyclone dust extractor 3 and fly-ash filter 4 and gasification and pyrolysis
The charred ashes nozzle 116 of reactor 1 is connected, and the lime-ash outlet 116 of gasification and pyrolysis reactor 1 is connected with grey burnt cooler 5.
The gasification and pyrolysis reactor 1 includes housing 101, top refractory heat-insulating lining 102, middle part refractory heat-insulating lining
103rd, chilling device 104, bottom refractory heat-insulating lining 105 and fluidized plate 106, the top refractory heat-insulating lining 102 are located at shell
Fine coal/coal slurry gasification reative cell A is formed at the top of the internal side wall of body 101, and fine coal/coal slurry oxygen is provided with the top of housing 101
Integrated spray nozzle a107 and flame-observing hole 108, the middle part that middle part refractory heat-insulating lining 103 is located at the internal side wall of housing 101 form heat
Reative cell B is solved, B top is provided with hydrogen nozzle 109 and grey tar gas outlet 110 in pyrolytic reaction room, the B in pyrolytic reaction room
Middle part is provided with fine coal/slurry tip 111, and chilling device 104 is located at the middle and lower part of the inner chamber of housing 101, and makes chilling device 104
Upper port is connected with pyrolytic reaction room B discharging opening, and bottom refractory heat-insulating lining 105 is located at the bottom of the internal side wall of housing 101
Charred ashes gasification reactor chamber C is formed, and the charred ashes gasification reactor chamber C grey entrance of slag is connected with the lower port of chilling device 104, and
Charred ashes gasification reactor chamber C lime-ash is exported 116 bottoms for being located at housing 101, be provided with and go into operation on charred ashes gasification reactor chamber C tops
Nozzle 112 and charred ashes nozzle 113, fine coal/coal slurry oxygen integrated spray nozzle is provided with charred ashes gasification reactor chamber C middle and upper part
B114, fluidized plate 106 is located at the bottom of the inner chamber of housing 101, and steam oxygen nozzle 115 is provided with the bottom of housing 101.
Fine coal/the slurry tip 111 and fine coal/coal slurry oxygen integrated spray nozzle b114 are 4 form of nozzle, fine coal/coal
Slurry nozzle 111 and fine coal/coal slurry each nozzles of oxygen integrated spray nozzle b114 and chilling device 104 grid mouth be set in the same direction and
Radial angle is 30 °.
A kind of gasification and pyrolysis production technology, comprises the following steps：
Material is sprayed into by fine coal/coal slurry oxygen integrated spray nozzle a107 to react in fine coal/coal slurry gasification reative cell A,
The high-temperature liquid state slag and synthesis gas of generation enter in the B of pyrolytic reaction room sprays into material and hydrogen nozzle with fine coal/slurry tip 111
The hydrogen of 109 feedings, which is mixed, occurs pyrolytic reaction, and most of charred ashes is because of gravity and the rotation of pyrolytic reaction room in the material of reaction generation
Stream effect is fallen into chilling device 104, and remainder charred ashes oil gas sequentially passes through one cyclonic by grey tar gas outlet 110 and removed
Dirt device 2, second cyclone dust extractor 3 and fly-ash filter 4 isolate charred ashes, and the charred ashes isolated is entered by charred ashes nozzle 113
With the material of fine coal/coal slurry oxygen integrated spray nozzle b114 feedings in charred ashes gasification reactor chamber C, the oxygen entered with fluidized plate 106
Gas and steam generation gasification reaction, while the charred ashes that pyrolytic reaction room B is fallen into also assists in gasification reaction, reacted ash passes through Jiao
The grey burnt cooler 5 of feeding ash of gasification reactor chamber C lime-ash outlet 116；The synthesis gas of generation enters pyrolytic reaction through chilling device 104
Pyrolytic reaction is participated in the B of room.
Fine coal/the slurry tip 111, fine coal/coal slurry oxygen integrated spray nozzle b114 and chilling device 104 spray material
Eddy flow direction is consistent, by eddy flow initial gross separation charred ashes, the separation burden to mitigate dust arrester.
The fine coal/coal slurry gasification reative cell A reaction temperature is 1300 DEG C, and pyrolytic reaction room B reaction temperature is 500
DEG C, charred ashes gasification reactor chamber C reaction temperature is 900 DEG C, the temperature that charred ashes gasification reactor chamber C enters after the Quench of chilling device 104
Spend for 900 DEG C, fine coal/coal slurry gasification reative cell A, pyrolytic reaction room B and charred ashes gasification reactor chamber C pressure are 0MPa.
Embodiment 2
GPG-V gasification and pyrolysis integral type top spray reactor and gasification and pyrolysis process units and embodiment 1 in the present embodiment
In it is identical.
A kind of gasification and pyrolysis production technology, comprises the following steps：
Material is sprayed into by fine coal/coal slurry oxygen integrated spray nozzle a107 to react in fine coal/coal slurry gasification reative cell A,
The high-temperature liquid state slag and synthesis gas of generation enter in the B of pyrolytic reaction room sprays into material and hydrogen nozzle with fine coal/slurry tip 111
The hydrogen of 109 feedings, which is mixed, occurs pyrolytic reaction, and most of charred ashes is because of gravity and the rotation of pyrolytic reaction room in the material of reaction generation
Stream effect is fallen into chilling device 104, and remainder charred ashes oil gas sequentially passes through one cyclonic by grey tar gas outlet 110 and removed
Dirt device 2, second cyclone dust extractor 3 and fly-ash filter 4 isolate charred ashes, and the charred ashes isolated is entered by charred ashes nozzle 113
With the material of fine coal/coal slurry oxygen integrated spray nozzle b114 feedings in charred ashes gasification reactor chamber C, the oxygen entered with fluidized plate 106
Gas and steam generation gasification reaction, while the charred ashes that pyrolytic reaction room B is fallen into also assists in gasification reaction, reacted ash passes through Jiao
The grey burnt cooler 5 of feeding ash of gasification reactor chamber C lime-ash outlet 116；The synthesis gas of generation enters pyrolytic reaction through chilling device 104
Pyrolytic reaction is participated in the B of room.
Fine coal/the slurry tip 111, fine coal/coal slurry oxygen integrated spray nozzle b114 and chilling device 104 spray material
Eddy flow direction is consistent, by eddy flow initial gross separation charred ashes, the separation burden to mitigate dust arrester.
The fine coal/coal slurry gasification reative cell A reaction temperature is 1500 DEG C, and pyrolytic reaction room B reaction temperature is
1000 DEG C, charred ashes gasification reactor chamber C reaction temperature is 1100 DEG C, and charred ashes gasification reactor chamber C enters after the Quench of chilling device 104
Temperature be 1000 DEG C, fine coal/coal slurry gasification reative cell A, pyrolytic reaction room B and charred ashes gasification reactor chamber C pressure are 5MPa.
Embodiment 3
GPG-V gasification and pyrolysis integral type top spray reactor and gasification and pyrolysis process units and embodiment 1 in the present embodiment
In it is identical.
A kind of gasification and pyrolysis production technology, comprises the following steps：
Material is sprayed into by fine coal/coal slurry oxygen integrated spray nozzle a107 to react in fine coal/coal slurry gasification reative cell A,
The high-temperature liquid state slag and synthesis gas of generation enter in the B of pyrolytic reaction room sprays into material and hydrogen nozzle with fine coal/slurry tip 111
The hydrogen of 109 feedings, which is mixed, occurs pyrolytic reaction, and most of charred ashes is because of gravity and the rotation of pyrolytic reaction room in the material of reaction generation
Stream effect is fallen into chilling device 104, and remainder charred ashes oil gas sequentially passes through one cyclonic by grey tar gas outlet 110 and removed
Dirt device 2, second cyclone dust extractor 3 and fly-ash filter 4 isolate charred ashes, and the charred ashes isolated is entered by charred ashes nozzle 113
With the material of fine coal/coal slurry oxygen integrated spray nozzle b114 feedings in charred ashes gasification reactor chamber C, the oxygen entered with fluidized plate 106
Gas and steam generation gasification reaction, while the charred ashes that pyrolytic reaction room B is fallen into also assists in gasification reaction, reacted ash passes through Jiao
The grey burnt cooler 5 of feeding ash of gasification reactor chamber C lime-ash outlet 116；The synthesis gas of generation enters pyrolytic reaction through chilling device 104
Pyrolytic reaction is participated in the B of room.
Fine coal/the slurry tip 111, fine coal/coal slurry oxygen integrated spray nozzle b114 and chilling device 104 spray material
Eddy flow direction is consistent, by eddy flow initial gross separation charred ashes, the separation burden to mitigate dust arrester.
The fine coal/coal slurry gasification reative cell A reaction temperature is 1400 DEG C, and pyrolytic reaction room B reaction temperature is 800
DEG C, charred ashes gasification reactor chamber C reaction temperature is 1000 DEG C, the temperature that charred ashes gasification reactor chamber C enters after the Quench of chilling device 104
Spend for 950 DEG C, fine coal/coal slurry gasification reative cell A, pyrolytic reaction room B and charred ashes gasification reactor chamber C pressure are 2MPa.
Fine coal/slurry tip 111, fine coal/coal slurry oxygen integrated spray nozzle b114 may be configured as other in above-described embodiment
Multiinjector form, fine coal/slurry tip 111, fine coal/coal slurry each nozzles of oxygen integrated spray nozzle b114 and chilling device 104
Grid mouth is set to (while forward direction or simultaneously negative sense) in the same direction and radial angle can for 0-30 °.
Claims (7)
1. a kind of GPG-V gasification and pyrolysis integral type top spray reactor, it is characterised in that：Including housing (101), top refractory heat-insulating
Lining (102), middle part refractory heat-insulating lining (103), chilling device (104), bottom refractory heat-insulating lining (105) and fluidized plate
(106), the top refractory heat-insulating lining (102) be located at housing (101) internal side wall top formed fine coal/coal slurry gasification it is anti-
Room A is answered, fine coal/coal slurry oxygen integrated spray nozzle a (107) and flame-observing hole (108) is provided with the top of housing (101), middle part is resistance to
The middle part that fiery insulated lining (103) is located at housing (101) internal side wall forms pyrolytic reaction room B, on pyrolytic reaction room B top
Provided with hydrogen nozzle (109) and grey tar gas outlet (110), in pyrolytic reaction room, B middle part is provided with fine coal/slurry tip
(111), chilling device (104) is located at the middle and lower part of housing (101) inner chamber, and makes upper port and the pyrolysis of chilling device (104)
Reative cell B discharging opening connection, charred ashes is formed at the bottom that bottom refractory heat-insulating lining (105) is located at housing (101) internal side wall
Gasification reactor chamber C, and the charred ashes gasification reactor chamber C grey entrance of slag is connected with the lower port of chilling device (104), and make charred ashes
Gasification reactor chamber C lime-ash outlet (116) is located at the bottom of housing (101), on charred ashes gasification reactor chamber C tops provided with the spray that goes into operation
Mouth (112) and charred ashes nozzle (113), fine coal/coal slurry oxygen integrated spray nozzle b is provided with charred ashes gasification reactor chamber C middle and upper part
(114), fluidized plate (106) is located at the bottom of housing (101) inner chamber, and steam oxygen nozzle is provided with the bottom of housing (101)
(115)。
2. a kind of GPG-V gasification and pyrolysis integral type top spray reactor according to claim 1, it is characterised in that：The powder
Coal/slurry tip (111) and fine coal/coal slurry oxygen integrated spray nozzle b (114) are multiinjector form, fine coal/slurry tip
(111) and fine coal/coal slurry oxygen integrated spray nozzle b (114) each nozzle and chilling device (104) grid mouth be set in the same direction and
Radial angle is 0-30 °.
3. a kind of GPG-V gasification and pyrolysis process units, it is characterised in that：Including gasification and pyrolysis reactor (1), one cyclonic dedusting
Device (2), second cyclone dust extractor (3), fly-ash filter (4) and the burnt cooler (5) of ash, the gasification and pyrolysis reactor (1)
Charred ashes oil gas vent (112) is connected with the charred ashes oil and gas import of one cyclonic deduster (2), Jiao of one cyclonic deduster (2)
Grey oil gas vent is connected with the charred ashes oil and gas import of second cyclone dust extractor (3), and the charred ashes oil gas of second cyclone dust extractor (3) goes out
Mouth is connected with fly-ash filter (4) charred ashes oil and gas import, one cyclonic deduster (2), second cyclone dust extractor (3) and flying dust mistake
The charred ashes outlet of filter (4) is connected with the charred ashes nozzle (116) of gasification and pyrolysis reactor (1), the ash of gasification and pyrolysis reactor (1)
Slag exports (116) and is connected with grey burnt cooler (5).
The gasification and pyrolysis reactor (1) includes housing (101), top refractory heat-insulating lining (102), middle part refractory heat-insulating lining
(103), chilling device (104), bottom refractory heat-insulating lining (105) and fluidized plate (106), the top refractory heat-insulating lining
(102) fine coal/coal slurry gasification reative cell A is formed at the top for being located at housing (101) internal side wall, is set at the top of housing (101)
There are fine coal/coal slurry oxygen integrated spray nozzle a (107) and flame-observing hole (108), middle part refractory heat-insulating lining (103) is located at housing
(101) middle part of internal side wall forms pyrolytic reaction room B, and in pyrolytic reaction room, B top is burnt provided with hydrogen nozzle (109) and ash
Oil gas vent (110), in pyrolytic reaction room, B middle part is provided with fine coal/slurry tip (111), and chilling device (104) is located at housing
(101) middle and lower part of inner chamber, and the upper port of chilling device (104) is connected with pyrolytic reaction room B discharging opening, bottom fire resisting
Charred ashes gasification reactor chamber C is formed at the bottom that insulated lining (105) is located at housing (101) internal side wall, and makes charred ashes gasification reaction
The grey entrance of room C slag is connected with the lower port of chilling device (104), and sets charred ashes gasification reactor chamber C lime-ash outlet (116)
Bottom in housing (101), on charred ashes gasification reactor chamber C tops provided with go into operation nozzle (112) and charred ashes nozzle (113), in Jiao
Grey gasification reactor chamber C middle and upper part is provided with fine coal/coal slurry oxygen integrated spray nozzle b (114), and fluidized plate (106) is located at housing
(101) bottom of inner chamber, steam oxygen nozzle (115) is provided with the bottom of housing (101).
4. a kind of GPG-V gasification and pyrolysis process units according to claim 3, it is characterised in that：The fine coal/coal slurry spray
Mouth (111) and fine coal/coal slurry oxygen integrated spray nozzle b (114) are multiinjector form, fine coal/slurry tip (111) and powder
The grid mouth of coal/coal slurry oxygen integrated spray nozzle b (114) each nozzle and chilling device (104) is set in the same direction and radial angle
For 0-30 °.
5. a kind of gasification and pyrolysis production technology of any one of utilization claim 3 or 4 described device, it is characterised in that：Including with
Lower step：
Material is sprayed into by fine coal/coal slurry oxygen integrated spray nozzle a (107) to react in fine coal/coal slurry gasification reative cell A, raw
Into high-temperature liquid state slag and synthesis gas entering in the B of pyrolytic reaction room spray into material and hydrogen nozzle with fine coal/slurry tip (111)
(109) most of charred ashes is because of gravity and pyrolytic reaction room in the hydrogen mixing generation pyrolytic reaction of feeding, the material of reaction generation
Cyclonic action is fallen into chilling device (104), and remainder charred ashes oil gas sequentially passes through one-level by grey tar gas outlet (110)
Cyclone dust collectors (2), second cyclone dust extractor (3) and fly-ash filter (4) isolate charred ashes, and the charred ashes isolated passes through charred ashes
Nozzle (113) enters the material with fine coal/coal slurry oxygen integrated spray nozzle b (114) feedings in charred ashes gasification reactor chamber C, with stream
Change oxygen and steam generation gasification reaction that plate (106) enters, while the charred ashes that pyrolytic reaction room B is fallen into also assists in gasified reverse
Should, reacted ash passes through the burnt cooler (5) of charred ashes gasification reactor chamber C lime-ash outlet (116) feeding ash；The synthesis gas warp of generation
Chilling device (104), which enters in pyrolytic reaction room B, participates in pyrolytic reaction.
6. a kind of gasification and pyrolysis production technology according to claim 5, it is characterised in that：Fine coal/the slurry tip
(111), fine coal/coal slurry oxygen integrated spray nozzle b (114) and chilling device (104) spray material eddy flow direction unanimously, pass through rotation
Flow initial gross separation charred ashes, the separation burden to mitigate dust arrester.
7. a kind of gasification and pyrolysis production technology according to claim 6, it is characterised in that：Fine coal/the coal slurry gasification is anti-
The reaction temperature for answering room A is 1300-1500 DEG C, and pyrolytic reaction room B reaction temperature is 500-1000 DEG C, charred ashes gasification reactor chamber
C reaction temperature is 900-1100 DEG C, and the temperature that charred ashes gasification reactor chamber C enters after chilling device (104) Quench is 900-
1000 DEG C, fine coal/coal slurry gasification reative cell A, pyrolytic reaction room B and charred ashes gasification reactor chamber C pressure are 0-5MPa.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110283628A (en) * | 2019-07-10 | 2019-09-27 | 北京石油化工工程研究院 | A kind of cracking gasification reactor |
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| CN103980948A (en) * | 2014-06-11 | 2014-08-13 | 华东理工大学 | Coal powder pyrolysis and gasification method |
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