CN106995725A - A kind of gasification and pyrolysis integral type top spray reactors of GPG III and process units and technique - Google Patents
A kind of gasification and pyrolysis integral type top spray reactors of GPG III and process units and technique Download PDFInfo
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- CN106995725A CN106995725A CN201710243965.7A CN201710243965A CN106995725A CN 106995725 A CN106995725 A CN 106995725A CN 201710243965 A CN201710243965 A CN 201710243965A CN 106995725 A CN106995725 A CN 106995725A
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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
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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
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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
- C10J3/50—Fuel charging devices
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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
- C10J3/74—Construction of shells or jackets
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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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- 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
- C10J2300/16—Integration of gasification processes with another plant or parts within the plant
- C10J2300/1603—Integration of gasification processes with another plant or parts within the plant with gas treatment
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Abstract
Present invention relates particularly to a kind of gasification and pyrolysis integral type top spray reactors of GPG III 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 gasification and pyrolysis integral type top spray reactors of GPG- III 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 is low, wasting the problems such as serious, economic benefit is not obvious, there is provided a kind of GPG-II gasification and pyrolysis integral reactor and production
Device and technique.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
A kind of gasification and pyrolysis integral type top spray reactors of GPG- III, including housing, water-cooling wall, middle part refractory heat-insulating lining,
Fine coal/coal slurry gas is formed at chilling device, bottom refractory heat-insulating lining and fluidized plate, the top that the water-cooling wall is located at housing cavity
Change reative cell A, fine coal/coal slurry oxygen integrated spray nozzle a and flame-observing hole are provided with the top of housing, on the top of housing provided with flat
Weighing apparatus hole；The middle part that middle part refractory heat-insulating lining is located at housing sidewall forms pyrolytic reaction room B, and in pyrolytic reaction room, B top is set
There are hydrogen nozzle and grey tar gas outlet, B middle part is provided with fine coal/slurry tip in pyrolytic reaction room, and chilling device is located at shell
The middle and lower part of intracoelomic cavity, and the upper port of chilling device is connected with pyrolytic reaction room B discharging opening, bottom refractory heat-insulating lining
Charred ashes gasification reactor chamber C is formed at the bottom for being located at housing sidewall, and makes the charred ashes gasification reactor chamber C grey entrance of slag and chilling device
Lower port connection, and export charred ashes gasification reactor chamber C lime-ash to be located at the bottom of housing, charred ashes gasification reactor chamber C's
Top is provided with go into operation nozzle and charred ashes nozzle, in charred ashes gasification reactor chamber C middle and upper part provided with fine coal/coal slurry oxygen integration spray
Mouth b, fluidized plate is located at the bottom of housing cavity, and steam oxygen nozzle is provided with the bottom of housing.
The water-cooling wall is by top tapered annular tube type water-cooling wall, middle part vertical pipe type water-cooling wall and bottom pyramidal annular tube type water cooling
Wall is constituted.
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 process units of GPG- III, 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 the lime-ash import of grey burnt cooler.
The gasification and pyrolysis reactor includes housing, water-cooling wall, middle part refractory heat-insulating lining, chilling device, bottom fire resisting
Fine coal/coal slurry gasification reative cell A is formed at insulated lining and fluidized plate, the top that the water-cooling wall is located at housing cavity, in housing
Top be provided with fine coal/coal slurry oxygen integrated spray nozzle a and flame-observing hole, the top of housing be provided with balance pipe；The resistance to fire screen in middle part
The middle part that hot lining is located at housing sidewall forms pyrolytic reaction room B, and in pyrolytic reaction room, B top is burnt provided with hydrogen nozzle and ash
Oil gas vent, in pyrolytic reaction room, B middle part is provided with fine coal/slurry tip, and chilling device is located at 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 lining is located under housing sidewall
Portion forms charred ashes 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, and
Charred ashes gasification reactor chamber C lime-ash is set to export the bottom for being located at housing, on charred ashes gasification reactor chamber C top provided with the nozzle that goes into operation
With charred ashes nozzle, fine coal/coal slurry oxygen integrated spray nozzle is provided with charred ashes gasification reactor chamber C middle and upper part, fluidized plate is located at shell
The bottom of intracoelomic cavity, steam oxygen nozzle is provided with the bottom of housing.
The water-cooling wall is by top tapered annular tube type water-cooling wall, middle part vertical pipe type water-cooling wall and bottom pyramidal annular tube type water cooling
Wall is constituted.
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 fine coal/coal slurry gasification reative cell A by fine coal/coal slurry oxygen integrated spray nozzle a to react, part heat
Measure and used by the water heat exchange generation steam in fine coal/coal slurry gasification reative cell A water-cooling walls for system, fine coal/coal slurry gasification is anti-
Room A and the annular space space of housing and water-cooling wall formation is answered to pass through balance pipe balance pressure, fine coal/coal slurry gasification reative cell A generations
Liquid warm sludge and high-temperature synthesis gas the hydrogen of material and hydrogen nozzle feeding is sprayed into coal/slurry tip in the B of pyrolytic reaction room
Pyrolytic reaction occurs for gas mixing, reacts in the material of generation most of charred ashes sharp because gravity and pyrolytic reaction room cyclonic action are fallen into
In device for cooling, remainder charred ashes oil gas sequentially passes through one cyclonic deduster, two grades of cyclone dust removals by grey tar gas outlet
Device and fly-ash filter isolate charred ashes, and the charred ashes isolated is gasified by the charred ashes nozzle of gasification and pyrolysis reactor into charred ashes
Material in reative cell C with fine coal/coal slurry oxygen integrated spray nozzle b feedings is mixed, with the oxygen+steam fed by fluidized plate
Gasification reaction occurs for mixture, while the charred ashes that pyrolytic reaction room B is fallen into also assists in gasification reaction, reacted ash passes through charred ashes
Grey burnt cooler is delivered in gasification reactor chamber C lime-ash outlet；It is anti-that the synthesis gas of generation enters pyrolysis through chilling device chilling device
Answer in the B of room and participate 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 the gasification and pyrolysis integral type top spray reactors of GPG- III 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 structural representation of chilling device of the present invention；
Fig. 6 is the structural representation of the gasification and pyrolysis process units of GPG- III of the present invention.
Embodiment
Embodiment 1
As shown in figure 1, a kind of gasification and pyrolysis integral type top spray reactors of GPG- III, including housing 101, water-cooling wall 102, in
Portion's refractory heat-insulating lining 103, chilling device 104, bottom refractory heat-insulating lining 105 and fluidized plate 106, the water-cooling wall 102 are set
Fine coal/coal slurry gasification reative cell A is formed on the top of the inner chamber of housing 101, fine coal/coal slurry oxygen is provided with the top of housing 101
Integrated spray nozzle a107 and flame-observing hole 108, balance pipe 109 is provided with the top of housing 101；Middle part refractory heat-insulating lining 103 is set
Pyrolytic reaction room B is formed at the middle part of the side wall of housing 101, B top is provided with hydrogen nozzle 110 and grey tar in pyrolytic reaction room
Gas outlet 111, in pyrolytic reaction room, B middle part is provided with fine coal/slurry tip 112, 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
Charred ashes gasification reactor chamber C is formed at the bottom for being located at the side wall of housing 101, and makes the charred ashes gasification reactor chamber C grey entrance of slag and Quench
The lower port connection of device 104, and charred ashes gasification reactor chamber C lime-ash is exported 113 bottoms for being located at housing 101, in charred ashes
Gasification reactor chamber C top is provided with powder provided with go into operation nozzle 114 and charred ashes nozzle 115 in charred ashes gasification reactor chamber C middle and upper part
Coal/coal slurry oxygen integrated spray nozzle b116, 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 117.
The water-cooling wall 102 is by top tapered annular tube type water-cooling wall, middle part vertical pipe type water-cooling wall and bottom pyramidal annular tube type
Water-cooling wall is constituted.
As shown in Figure 2-5, the fine coal/slurry tip 112 and fine coal/coal slurry oxygen integrated spray nozzle b116 are 4 sprays
The grid of mouth form, fine coal/slurry tip 112 and fine coal/coal slurry each nozzles of oxygen integrated spray nozzle b116 and chilling device 104
Mouth is set in the same direction and radial angle is 30 °.
As shown in fig. 6, a kind of gasification and pyrolysis process units of GPG- III, 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, the lime-ash outlet 113 and the lime-ash import of the burnt cooler 5 of ash of gasification and pyrolysis reactor 1
Connection.
The gasification and pyrolysis reactor 1 includes housing 101, water-cooling wall 102, middle part refractory heat-insulating lining 103, chilling device
104, powder is formed at bottom refractory heat-insulating lining 105 and fluidized plate 106, the top that the water-cooling wall 102 is located at the inner chamber of housing 101
Coal/coal slurry gasification reative cell A, fine coal/coal slurry oxygen integrated spray nozzle a107 and flame-observing hole 108 are provided with the top of housing 101,
Balance pipe 109 is provided with the top of housing 101；The middle part that middle part refractory heat-insulating lining 103 is located at the side wall of housing 101 forms pyrolysis
Reative cell B, in pyrolytic reaction room, B top is provided with hydrogen nozzle 110 and grey tar gas outlet 111, in the B of pyrolytic reaction room
Portion is provided with fine coal/slurry tip 112, and chilling device 104 is located at the middle and lower part of the inner chamber of housing 101, and makes the upper of chilling device 104
Port is connected with pyrolytic reaction room B discharging opening, and Jiao is formed at the bottom that bottom refractory heat-insulating lining 105 is located at the side wall of housing 101
Grey 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 113 is located at the bottom of housing 101, on charred ashes gasification reactor chamber C top provided with the nozzle that goes into operation
114 and charred ashes nozzle 115, fine coal/coal slurry oxygen integrated spray nozzle 116, fluidisation are provided with charred ashes gasification reactor chamber C middle and upper part
Plate 106 is located at the bottom of the inner chamber of housing 101, and steam oxygen nozzle 117 is provided with the bottom of housing 101.
The water-cooling wall 102 is by top tapered annular tube type water-cooling wall, middle part vertical pipe type water-cooling wall and bottom pyramidal annular tube type
Water-cooling wall is constituted.
Fine coal/the slurry tip 112 and fine coal/coal slurry oxygen integrated spray nozzle b116 are 4 form of nozzle, fine coal/
The grid mouth of slurry tip 112 and fine coal/coal slurry each nozzles of oxygen integrated spray nozzle b116 and chilling device 104 is 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 fine coal/coal slurry gasification reative cell A by fine coal/coal slurry oxygen integrated spray nozzle a107 to react, portion
Divide heat to produce steam by the water heat exchange in fine coal/coal slurry gasification reative cell A water-cooling walls 102 to use for system, fine coal/coal slurry
Gasification reactor chamber A and the annular space space of housing 101 and the formation of water-cooling wall 102 pass through the balance pressure of balance pipe 109, fine coal/coal slurry
The liquid warm sludge and high-temperature synthesis gas that gasification reactor chamber A is produced spray into material in the B of pyrolytic reaction room with coal/slurry tip 112
And the hydrogen of the feeding of hydrogen nozzle 110 mixes and occurs pyrolytic reaction, major part charred ashes is because of gravity and warm in the material of reaction generation
Solution reative cell cyclonic action is fallen into chilling device 104, and remainder charred ashes oil gas is sequentially passed through by grey tar gas outlet 111
One cyclonic deduster 2, second cyclone dust extractor 3 and fly-ash filter 4 isolate charred ashes, and the charred ashes isolated passes through heat of gasification
Sent into the entrance charred ashes gasification reactor chamber of charred ashes nozzle 115 C for solving reactor 1 with fine coal/coal slurry oxygen integrated spray nozzle b116
Material mixing, occur gasification reaction with the oxygen+vapour mixture that is fed by fluidized plate 106, while pyrolytic reaction room B falls
The charred ashes entered also assists in gasification reaction, and reacted ash delivers to grey burnt cooling by charred ashes gasification reactor chamber C lime-ash outlet 113
Device 5；The synthesis gas of generation enters in pyrolytic reaction room B through chilling device chilling device 104 participates in pyrolytic reaction.
Fine coal/the slurry tip 112, fine coal/coal slurry oxygen integrated spray nozzle b116 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
The gasification and pyrolysis integral type top spray reactors of GPG- III 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 fine coal/coal slurry gasification reative cell A by fine coal/coal slurry oxygen integrated spray nozzle a107 to react, portion
Divide heat to produce steam by the water heat exchange in fine coal/coal slurry gasification reative cell A water-cooling walls 102 to use for system, fine coal/coal slurry
Gasification reactor chamber A and the annular space space of housing 101 and the formation of water-cooling wall 102 pass through the balance pressure of balance pipe 109, fine coal/coal slurry
The liquid warm sludge and high-temperature synthesis gas that gasification reactor chamber A is produced spray into material in the B of pyrolytic reaction room with coal/slurry tip 112
And the hydrogen of the feeding of hydrogen nozzle 110 mixes and occurs pyrolytic reaction, major part charred ashes is because of gravity and warm in the material of reaction generation
Solution reative cell cyclonic action is fallen into chilling device 104, and remainder charred ashes oil gas is sequentially passed through by grey tar gas outlet 111
One cyclonic deduster 2, second cyclone dust extractor 3 and fly-ash filter 4 isolate charred ashes, and the charred ashes isolated passes through heat of gasification
Sent into the entrance charred ashes gasification reactor chamber of charred ashes nozzle 115 C for solving reactor 1 with fine coal/coal slurry oxygen integrated spray nozzle b116
Material mixing, occur gasification reaction with the oxygen+vapour mixture that is fed by fluidized plate 106, while pyrolytic reaction room B falls
The charred ashes entered also assists in gasification reaction, and reacted ash delivers to grey burnt cooling by charred ashes gasification reactor chamber C lime-ash outlet 113
Device 5；The synthesis gas of generation enters in pyrolytic reaction room B through chilling device chilling device 104 participates in pyrolytic reaction.
Fine coal/the slurry tip 112, fine coal/coal slurry oxygen integrated spray nozzle b116 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
The gasification and pyrolysis integral type top spray reactors of GPG- III 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 fine coal/coal slurry gasification reative cell A by fine coal/coal slurry oxygen integrated spray nozzle a107 to react, portion
Divide heat to produce steam by the water heat exchange in fine coal/coal slurry gasification reative cell A water-cooling walls 102 to use for system, fine coal/coal slurry
Gasification reactor chamber A and the annular space space of housing 101 and the formation of water-cooling wall 102 pass through the balance pressure of balance pipe 109, fine coal/coal slurry
The liquid warm sludge and high-temperature synthesis gas that gasification reactor chamber A is produced spray into material in the B of pyrolytic reaction room with coal/slurry tip 112
And the hydrogen of the feeding of hydrogen nozzle 110 mixes and occurs pyrolytic reaction, major part charred ashes is because of gravity and warm in the material of reaction generation
Solution reative cell cyclonic action is fallen into chilling device 104, and remainder charred ashes oil gas is sequentially passed through by grey tar gas outlet 111
One cyclonic deduster 2, second cyclone dust extractor 3 and fly-ash filter 4 isolate charred ashes, and the charred ashes isolated passes through heat of gasification
Sent into the entrance charred ashes gasification reactor chamber of charred ashes nozzle 115 C for solving reactor 1 with fine coal/coal slurry oxygen integrated spray nozzle b116
Material mixing, occur gasification reaction with the oxygen+vapour mixture that is fed by fluidized plate 106, while pyrolytic reaction room B falls
The charred ashes entered also assists in gasification reaction, and reacted ash delivers to grey burnt cooling by charred ashes gasification reactor chamber C lime-ash outlet 113
Device 5；The synthesis gas of generation enters in pyrolytic reaction room B through chilling device chilling device 104 participates in pyrolytic reaction.
Fine coal/the slurry tip 112, fine coal/coal slurry oxygen integrated spray nozzle b116 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 112 and fine coal/coal slurry oxygen integrated spray nozzle b116 may be configured as other in above-described embodiment
Multiinjector form, fine coal/slurry tip 112 and fine coal/coal slurry each nozzles of oxygen integrated spray nozzle b116 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 (9)
1. a kind of gasification and pyrolysis integral type top spray reactors of GPG- III, it is characterised in that：Including housing (101), water-cooling wall
(102), middle part refractory heat-insulating lining (103), chilling device (104), bottom refractory heat-insulating lining (105) and fluidized plate (106),
Fine coal/coal slurry gasification reative cell A is formed at the top that the water-cooling wall (102) is located at housing (101) inner chamber, in housing (101)
Top is provided with fine coal/coal slurry oxygen integrated spray nozzle a (107) and flame-observing hole (108), on the top of housing (101) provided with balance
Hole (109)；The middle part that middle part refractory heat-insulating lining (103) is located at housing (101) side wall forms pyrolytic reaction room B, anti-in pyrolysis
Room B top is answered provided with hydrogen nozzle (110) and grey tar gas outlet (111), in pyrolytic reaction room B middle part be provided with fine coal/
Slurry tip (112), chilling device (104) is located at the middle and lower part of housing (101) inner chamber, and makes the upper end of chilling device (104)
Mouth is connected with pyrolytic reaction room B discharging opening, and the bottom that bottom refractory heat-insulating lining (105) is located at housing (101) side wall is formed
Charred ashes 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 (113) is located at the bottom of housing (101), is provided with charred ashes gasification reactor chamber C top
Go into operation nozzle (114) and charred ashes nozzle (115), in charred ashes gasification reactor chamber C middle and upper part provided with fine coal/coal slurry oxygen integration
Nozzle b (116), fluidized plate (106) is located at the bottom of housing (101) inner chamber, is sprayed in the bottom of housing (101) provided with steam oxygen
Mouth (117).
2. the gasification and pyrolysis integral type top spray reactors of a kind of GPG- III according to claim 1, it is characterised in that：The water
Cold wall (102) is made up of top tapered annular tube type water-cooling wall, middle part vertical pipe type water-cooling wall and bottom pyramidal annular tube type water-cooling wall.
3. the gasification and pyrolysis integral type top spray reactors of a kind of GPG- III according to claim 2, it is characterised in that：The powder
Coal/slurry tip (112) and fine coal/coal slurry oxygen integrated spray nozzle b (116) are multiinjector form, fine coal/slurry tip
(112) and fine coal/coal slurry oxygen integrated spray nozzle b (116) each nozzle and chilling device (104) grid mouth be set in the same direction and
Radial angle is 0-30 °.
4. a kind of gasification and pyrolysis process units of GPG- III, it is characterised in that：Removed including gasification and pyrolysis reactor (1), one cyclonic
Dirt 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) be connected with the charred ashes oil and gas import of one cyclonic deduster (2), one cyclonic deduster (2)
Charred ashes oil gas vent is connected with the charred ashes oil and gas import of second cyclone dust extractor (3), the charred ashes oil gas of second cyclone dust extractor (3)
Outlet 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
The charred ashes outlet of filter (4) is connected with the charred ashes nozzle (116) of gasification and pyrolysis reactor (1), gasification and pyrolysis reactor (1)
Lime-ash exports (113) and is connected with the lime-ash import of grey burnt cooler (5).
The gasification and pyrolysis reactor (1) includes housing (101), water-cooling wall (102), middle part refractory heat-insulating lining (103), Quench
Device (104), bottom refractory heat-insulating lining (105) and fluidized plate (106), the water-cooling wall (102) are located at housing (101) inner chamber
Top formed fine coal/coal slurry gasification reative cell A, the top of housing (101) be provided with fine coal/coal slurry oxygen integrated spray nozzle a
(107) and flame-observing hole (108), it is provided with balance pipe (109) on the top of housing (101)；Middle part refractory heat-insulating lining (103) is located at
The middle part of housing (101) side wall forms pyrolytic reaction room B, and in pyrolytic reaction room, B top is burnt provided with hydrogen nozzle (110) and ash
Oil gas vent (111), in pyrolytic reaction room, B middle part is provided with fine coal/slurry tip (112), 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) side wall, and makes charred ashes gasification reactor chamber C's
Slag ash entrance is connected with the lower port of chilling device (104), and charred ashes gasification reactor chamber C lime-ash outlet (113) is located at shell
The bottom of body (101), on charred ashes gasification reactor chamber C top provided with go into operation nozzle (114) and charred ashes nozzle (115), in charred ashes
Gasification reactor chamber C middle and upper part is provided with fine coal/coal slurry oxygen integrated spray nozzle (116), and fluidized plate (106) is located at housing (101)
The bottom of inner chamber, steam oxygen nozzle (117) is provided with the bottom of housing (101).
5. the gasification and pyrolysis process units of a kind of GPG- III according to claim 4, it is characterised in that：The water-cooling wall
(102) it is made up of top tapered annular tube type water-cooling wall, middle part vertical pipe type water-cooling wall and bottom pyramidal annular tube type water-cooling wall.
6. the gasification and pyrolysis process units of a kind of GPG- III according to claim 5, it is characterised in that：Fine coal/the coal slurry
Nozzle (112) and fine coal/coal slurry oxygen integrated spray nozzle b (116) are multiinjector form, fine coal/slurry tip (112) and powder
The grid mouth of coal/coal slurry oxygen integrated spray nozzle b (116) each nozzle and chilling device (104) is set in the same direction and radial angle
For 0-30 °.
7. a kind of gasification and pyrolysis production technology of any one of utilization claim 4-6 described device, it is characterised in that：Including following
Step：
Material is sprayed into fine coal/coal slurry gasification reative cell A by fine coal/coal slurry oxygen integrated spray nozzle a (107) to react, part
Heat produces steam by the water heat exchange in fine coal/coal slurry gasification reative cell A water-cooling walls (102) and used for system, fine coal/coal slurry
Gasification reactor chamber A and the annular space space of housing (101) and water-cooling wall (102) formation pass through balance pipe (109) balance pressure, powder
The liquid warm sludge and high-temperature synthesis gas that coal/coal slurry gasification reative cell A is produced in the B of pyrolytic reaction room with coal/slurry tip (112)
Pyrolytic reaction occurs for the hydrogen mixing for spraying into material and hydrogen nozzle (110) feeding, reacts most of charred ashes in the material of generation
Because gravity and pyrolytic reaction room cyclonic action are fallen into chilling device (104), remainder charred ashes oil gas goes out by grey tar gas
Mouth (111) sequentially passes through one cyclonic deduster (2), second cyclone dust extractor (3) and fly-ash filter (4) and isolates charred ashes,
The charred ashes isolated by the charred ashes nozzle (115) of gasification and pyrolysis reactor (1) enter in charred ashes gasification reactor chamber C with fine coal/
The material mixing of coal slurry oxygen integrated spray nozzle b (116) feedings, with the oxygen+vapour mixture fed by fluidized plate (106)
Generation gasification reaction, while the charred ashes that pyrolytic reaction room B is fallen into also assists in gasification reaction, reacted ash passes through charred ashes gasified reverse
Answer room C lime-ash to export (113) and deliver to grey burnt cooler (5)；The synthesis gas of generation enters through chilling device chilling device (104)
Pyrolytic reaction is participated in the B of pyrolytic reaction room.
8. a kind of gasification and pyrolysis production technology according to claim 7, it is characterised in that：Fine coal/the slurry tip
(112), fine coal/coal slurry oxygen integrated spray nozzle b (116) 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.
9. a kind of gasification and pyrolysis production technology according to claim 8, 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 |
|---|---|---|---|---|
| CN112708466A (en) * | 2020-12-31 | 2021-04-27 | 苏州允清环境能源科技有限公司 | System and method for organic solid waste low-tar gasification combined heat and power supply |
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| CN112708466B (en) * | 2020-12-31 | 2022-03-15 | 苏州允清环境能源科技有限公司 | System and method for organic solid waste low-tar gasification combined heat and power supply |
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