CN207121566U - A kind of thermal storage type moving bed pyrolysis system of rubbish - Google Patents
A kind of thermal storage type moving bed pyrolysis system of rubbish Download PDFInfo
- Publication number
- CN207121566U CN207121566U CN201720331149.7U CN201720331149U CN207121566U CN 207121566 U CN207121566 U CN 207121566U CN 201720331149 U CN201720331149 U CN 201720331149U CN 207121566 U CN207121566 U CN 207121566U
- Authority
- CN
- China
- Prior art keywords
- pyrolysis
- radiant tube
- rubbish
- chamber
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Gasification And Melting Of Waste (AREA)
Abstract
The utility model, which is created, belongs to refuse pyrolysis technical field, relates generally to a kind of thermal storage type moving bed pyrolysis system of rubbish.The moving bed pyrolysis system, including：Loading hopper, feeder, pyrolysis reactor, spray column, oil storage tank, drier and fuel cartridge, wherein described pyrolysis reactor includes charging aperture, multiple pyrolysis chambers, multiple radiant tube room, oil gas vent and heat transfer layers, the heat transfer layer avoids material from directly being contacted with radiant tube, prevents radiant tube abrasion, coking.Thus, the reaction system is by the way of material pyrolysis chamber and radiant tube interlayer arrangement, in the case of abundant pyrolysis, material is effectively prevent to contact with radiant tube, radiant tube abrasion, coking are prevented, the service life of radiant tube is extended, improves system operation reliability；The reaction system can handle organic garbage of city, low temperature pyrogenation, no dioxin emission, realize the harmless treatment of rubbish, turn waste into wealth, suitable for promoting.
Description
Technical field
The utility model create belongs to refuse pyrolysis technical field, relate generally to it is a kind of based on heat accumulation type radiant tube heating
Refuse pyrolysis system.
Background technology
With the acceleration of China's modernization, domestic waste, which has become, restricts the one of green city's fast development
Individual key factor.At present, treatment of urban garbage mode in countries in the world mainly includes sanitary landfills, burning, compost, pyrolysis and rubbish
Rubbish integrated treatment etc..And the related refuse classification in China, rubbish comprehensive utilization technique hysteresis, at present main processing ways of rubbish
Based on sanitary landfills, supplemented by the mode such as burning, compost.Also, with scientific and technological progress and the enhancing of environmental consciousness, " burning method "
The destruction and threaten the health of the mankind to be increasingly recognized that " landfill method " is brought to environment.Rubbish heat
Solution treatment technology refer to by rubbish anaerobic or anoxic in the state of heat, be allowed to decompose.In pyrolytic process, production among it
Thing is intended to the change that polarises：It is a kind of be from macromolecular cleavage for cracking process, the another kind of small molecule be that small molecule is polymerized to
The polycondensation process of macromolecular.In the low temperature drying stage, the moisture of contained outer water and capillary structure absorption is added first in rubbish
Thermal evaporation, secondly the constitution water in material thermally decomposed；With the evaporation of moisture and the rise of pyrogenation and carbonization temperature, refuse pyrolysis
Into the destructive distillation stage.Internal water and CO mainly occur for the destructive distillation stage2Precipitation, deoxidation, the reaction such as desulfurization.Therefore, how to design
Go out a kind of thermal storage type moving bed pyrolysis system for handling rubbish rationally efficient, technique is simple, green, turn into current urgent need
The problem of solution.
Utility model content
For the above-mentioned deficiency that presently, there are, the utility model mainly develops a kind of thermal storage type moving bed pyrolysis system of rubbish
System, the reaction system employ heat accumulation type radiant tube heating technique, are heated without gas, solid heat carrier, improve the thermal effect of system
System process is simplified while rate, and material pyrolysis chamber arranges with radiant tube room interlayer, in the case where can fully be pyrolyzed,
It effectively prevent material to contact with radiant tube, prevent radiant tube abrasion, coking, extend the service life of radiant tube；Meanwhile should
Reaction system employs heat accumulation type radiant tube heating technique without gas, solid heat carrier heating, improves the thermal efficiency of reactor
System process is simplified simultaneously, rubbish processing to be harmless is realized, turns waste into wealth, meet and solve China's comprehensive garbage disposal
Technical need.
In order to solve the above technical problems, the technical solution adopted in the utility model is：
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, including：Loading hopper；Feeder, institute
Feeder is stated to be connected with the loading hopper；Pyrolysis reactor, including charging aperture, multiple pyrolysis chambers, multiple radiant tube rooms and oil gas
Outlet, the charging aperture are arranged on the roof of the pyrolysis chamber, and the oil gas vent is arranged on the pyrolysis chamber and the spoke
Penetrate on the roof of pipe room, and：Heat transfer layer, the heat transfer layer is vertically through in the reactor, by the reactor
Inner space is separated into multiple chambers, and the chamber is used as the multiple pyrolysis chamber and multiple radiant tube rooms, and the pyrolysis chamber
It is arranged alternately with the radiant tube room；Radiant tube room, including heat accumulation type radiant tube, the heat accumulation type radiant tube is along the reactor
Short transverse multi-tier arrangement avoid material directly to be contacted with radiant tube in the radiant tube chamber interior, the heat transfer layer, prevent
Radiant tube abrasion, coking；Material is pyrolyzed by pyrolysis chamber, the hollow pyrolysis chamber using the radiant heat of the radiant tube room
Processing；Spray column, the spray column are connected with the oil gas vent；Oil storage tank, the oil storage tank are connected with the spray column；It is dry
Dry device, the drier are connected with the spray column；Fuel cartridge, the fuel cartridge are connected with the drier.
Inventor's discovery, a kind of thermal storage type moving bed pyrolysis system of rubbish provided by the utility model, the reaction system
Heat accumulation type radiant tube moving bed process is taken, reaction system is simple in construction, easy to operate, uniformity of temperature profile, and heating effect is good；
The reaction system can handle organic garbage of city, low temperature pyrogenation, no dioxin emission, realize the harmless treatment of rubbish,
Turn waste into wealth, suitable for promoting；The reaction system can produce substantial amounts of cracking gas product, and avoid that pyrolysis oil is difficult by asks
Topic, is truly realized rubbish bioxin zero-emissions, turns waste into wealth；The reaction system is using material pyrolysis chamber and radiant tube interlayer
The mode of arrangement, in the case of abundant pyrolysis, it effectively prevent material and contacted with radiant tube, prevent radiant tube abrasion, coking,
The service life of radiant tube is extended, improves system operation reliability.
According to specific embodiment of the utility model, the pore area with multiple holes is set on the heat transfer layer.
According to specific embodiment of the utility model, the total open area in the hole accounts for the 20-60% of the heat transfer layer gross area.
According to specific embodiment of the utility model, the size in the hole is 3-30mm.
According to specific embodiment of the utility model, the heat transfer layer is using the metal material that readily conducts heat.
According to specific embodiment of the utility model, in addition to combustion gas air-introduced machine, wherein, described combustion gas air-introduced machine one end with
The outlet connection of the drier, the other end are connected with the import of the fuel cartridge.
According to specific embodiment of the utility model, in addition to compression dehydrator, the compression dehydrator and the charging
Bucket connection.
According to specific embodiment of the utility model, in addition to gasification furnace, the gas outlet of the gasification furnace and the accumulation of heat
The fuel gas inlet of formula radiant tube is connected, and the air inlet of the gasification furnace connects with semicoke conveying device.
According to specific embodiment of the utility model, in addition to waste heat boiler, the waste heat boiler and the heat accumulating type spoke
The exhanst gas outlet for penetrating pipe is connected.
According to specific embodiment of the utility model, the loading hopper is connected by the feeder with the charging aperture；
Further comprising that semicoke exports, the semicoke outlet is arranged on the bottom wall of the pyrolysis chamber and the radiant tube room, and described half
Jiao outlet is connected with the semicoke conveying device.
The beneficial effects of the utility model are as follows：
（1）A kind of thermal storage type moving bed pyrolysis system of rubbish provided by the utility model, the reaction system take accumulation of heat
Formula radiant tube moving bed process, reaction system is simple in construction, easy to operate, uniformity of temperature profile, and heating effect is good.
（2）A kind of thermal storage type moving bed pyrolysis system of rubbish provided by the utility model, the reaction system can be handled
Organic garbage of city, low temperature pyrogenation, no dioxin emission, the harmless treatment of rubbish is realized, is turned waste into wealth, suitable for promoting.
（3）A kind of thermal storage type moving bed pyrolysis system of rubbish provided by the utility model, the reaction system can produce greatly
The cracking gas product of amount, avoids the problem of pyrolysis oil is difficult by, and is truly realized rubbish bioxin zero-emissions, change give up into
It is precious.
（4）A kind of thermal storage type moving bed pyrolysis system of rubbish provided by the utility model, the reaction system use material
Pyrolysis chamber and the mode of radiant tube interlayer arrangement, in the case of abundant pyrolysis, effectively prevent material and are contacted with radiant tube, prevent
Only radiant tube abrasion, coking, the service life of radiant tube is extended, improves system operation reliability.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Wherein, 1. compression dehydrator, 2. loading hoppers, 3. feeders, 4. thermal storage type moving bed reactors, 5. spray columns, 6.
Drier, 7. combustion gas air-introduced machines, 8. fuel cartridges, 9. gasification furnaces, 10. conveying worms, 11. waste heat boilers, 12. oil storage tanks.
Embodiment
Embodiment of the present utility model is described below in detail.The embodiments described below is exemplary, is only used for explaining
The utility model, and it is not intended that to limitation of the present utility model.Unreceipted particular technique or condition in embodiment, according to
Technology or condition described by document in the art are carried out according to product description.Agents useful for same or the unreceipted life of instrument
Manufacturer person is produced, being can be by the conventional products of acquisition purchased in market.
In description of the present utility model, it is to be understood that term " first ", " second " are only used for describing purpose, and
It is not intended that instruction or hint relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define
One or more this feature can be expressed or be implicitly included to the feature of " first ", " second ".Of the present utility model
In description, " multiple " are meant that two or more, unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect；Can be joined directly together, can also be indirectly connected by intermediary, can be two
The connection of element internal or the interaction relationship of two elements.For the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, and Fig. 1 is the structure of the pyrolysis system
Schematic diagram, as shown in figure 1, the pyrolysis system includes：Loading hopper 2；Feeder 3, the feeder are connected with the loading hopper；Heat
Reactor 4 is solved, including charging aperture, multiple pyrolysis chambers, multiple radiant tube rooms and oil gas vent, the charging aperture are arranged on the heat
On the roof for solving room, the oil gas vent is arranged on the roof of the pyrolysis chamber and the radiant tube room, and：Heat transfer layer,
The inner space of the reactor is separated into multiple chambers by the heat transfer layer vertically through in the reactor, described
Chamber is used as the multiple pyrolysis chamber and multiple radiant tube rooms, and the pyrolysis chamber and the radiant tube room are arranged alternately；Radiation
Pipe room, including heat accumulation type radiant tube, short transverse multi-tier arrangement of the heat accumulation type radiant tube along the reactor is in the spoke
Pipe chamber interior is penetrated, the heat transfer layer avoids material from directly being contacted with radiant tube, prevents radiant tube abrasion, coking；Pyrolysis chamber, it is hollow
The pyrolysis chamber material is subjected to pyrolysis processing using the radiant heat of the radiant tube room；Spray column 5, the spray column and institute
State oil gas vent connection；Oil storage tank 12, the oil storage tank are connected with the spray column；Drier 6, the drier and the spray
Drench tower connection；Fuel cartridge 8, the fuel cartridge are connected with the drier.
Inventor's discovery, a kind of thermal storage type moving bed pyrolysis system of rubbish provided by the utility model, the reaction system
Heat accumulation type radiant tube moving bed process is taken, reaction system is simple in construction, easy to operate, uniformity of temperature profile, and heating effect is good；
The reaction system can handle organic garbage of city, low temperature pyrogenation, no dioxin emission, realize the harmless treatment of rubbish,
Turn waste into wealth, suitable for promoting；The reaction system can produce substantial amounts of cracking gas product, and avoid that pyrolysis oil is difficult by asks
Topic, is truly realized rubbish bioxin zero-emissions, turns waste into wealth；The reaction system is using material pyrolysis chamber and radiant tube interlayer
The mode of arrangement, in the case of abundant pyrolysis, it effectively prevent material and contacted with radiant tube, prevent radiant tube abrasion, coking,
The service life of radiant tube is extended, improves system operation reliability.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, and Fig. 1 is the structure of the pyrolysis system
Schematic diagram, as shown in figure 1, the pyrolysis system includes pyrolysis reactor 4, the type of the pyrolysis reactor 4 is not particularly limited,
As long as it can be used in material carrying out pyrolysis processing.According to specific embodiment of the utility model, the pyrolysis reactor 4
Structure type can use vertical furnace structure, be advantageous to the material from top enter the pyrolysis reactor after make full use of
Self gravitation is slipped to the outlet of bottom automatically, and promoting material, the furnace interior carries out sufficiently pyrolysis instead in a long time
Should；Further, the function type of the pyrolysis reactor 4 can be thermal storage type moving bed reactor 4, be advantageous to the material
It can be heated evenly in the pyrolysis reactor, heating effect is good.Thus, the pyrolysis reactor uses vertical heater, structure
Simply, construction cost and floor space are saved, meanwhile, the reaction system takes heat accumulation type radiant tube moving bed process, reaction system
Unite simple in construction, easy to operate, uniformity of temperature profile, heating effect is good.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis system bag
Pyrolysis reactor 4 is included, the construction of the chamber interior of pyrolysis reactor 4 is not particularly limited, as long as can be used in entering material
Row pyrolysis processing.According to specific embodiment of the utility model, the pyrolysis reactor also includes heat transfer layer, the heat transfer
The inner space of the reactor is separated into multiple chambers, the chamber is used as by layer vertically through in the reactor
The multiple pyrolysis chamber and multiple radiant tube rooms, and the pyrolysis chamber and the radiant tube room are arranged alternately, in order to each heat
Solution room, which can absorb, is arranged on thermal source caused by the radiant tube room of its both sides so that and the pyrolysis chamber is uniformly heated,
The thermal source that the radiant tube room can be made full use of to provide, heating effect are good.It is described according to specific embodiment of the utility model
Pyrolysis reactor 4 includes multiple pyrolysis chambers and multiple radiant tube rooms, wherein, the pyrolysis chamber is used to carry out material at pyrolysis
Reason so that pyrolytic reaction occurs for the material, produces semicoke and pyrolysis gas；The radiant tube room is used to heat the pyrolysis chamber,
Pyrolytic reaction, which is carried out, for material provides required thermal source.Thus, the reaction system is using material pyrolysis chamber and radiant tube interlayer cloth
The mode put, in the case of abundant pyrolysis, it effectively prevent material and contacted with radiant tube, prevent radiant tube abrasion, coking, prolong
The service life of radiant tube has been grown, has improved system operation reliability.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis reactor
4 include heat transfer layer, and the construction and material of the heat transfer layer are not particularly limited, as long as can be used in the inside of the reactor
Space is separated into i.e. the multiple pyrolysis chamber of multiple chambers and multiple radiant tube rooms and avoids material from directly being contacted with radiant tube
.According to specific embodiment of the utility model, the pore area with multiple holes, further, institute are set on the heat transfer layer
The total open area for stating hole accounts for the 20-60% of the heat transfer layer gross area, in order to which the radiant tube room can be fast by its caused heat
Speed, efficiently pass to its both sides close to the pyrolysis chamber；Further, the size in the hole is 3-30mm, can be realized
By heat caused by radiant tube chamber interior fast and efficiently pass to its both sides close to the pyrolysis chamber while, small size
Hole can also reduce the material and semicoke, pyrolysis gas enters the radiant tube room by pore area by the pyrolysis chamber,
Fully in the case of pyrolysis, it effectively prevent material and directly contacted with radiant tube, prevent radiant tube abrasion, coking, extend spoke
The service life of pipe is penetrated, improves system operation reliability.According to specific embodiment of the utility model, the heat transfer layer is using easy
Heat-transfer metal material, in order to realize between chamber can efficiently, quickly transmit heat.Thus, the reaction system is using heat transfer
Layer realizes the pyrolysis chamber and arranges that being advantageous to the radiant tube room can be fast by its caused heat with the radiant tube interlayer
Speed, efficiently pass to its both sides close to the pyrolysis chamber, meanwhile, in the case of abundant pyrolysis, effectively prevent material
Contacted with radiant tube, prevent radiant tube abrasion, coking, extended the service life of radiant tube, improve system operation reliability.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis reactor
4 include radiant tube room, and the internal structure of the radiant tube room is not particularly limited, as long as can be used in as close to the institute of its both sides
State pyrolysis chamber and thermal source needed for pyrolytic reaction is provided.According to specific embodiment of the utility model, the radiant tube room includes
Heat accumulation type radiant tube, the heat accumulation type radiant tube are anti-through the pyrolysis in the short transverse perpendicular to the pyrolysis reactor
Answer device, in order to heat caused by inside the heat accumulation type radiant tube can fast and efficiently by the pyrolysis reactor profit
With heat energy necessary to being provided for the radiant tube room, reducing the loss of heat, there is provided heat utilization rate.It is new according to this practicality
The specific embodiment of type, short transverse multi-tier arrangement of the heat accumulation type radiant tube along the reactor is in the radiant tube room
Portion, it is multi-level, complete to be provided close to the pyrolysis chamber of its both sides in order to which the heat accumulation type radiant tube can produce the heat of abundance
The heat transfer in orientation so that the pyrolysis chamber is uniformly heated, and can be made full use of the radiant heat of the radiant tube room, be added
Thermal effect is good.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis reactor
4 include pyrolysis chamber, and the internal structure of the pyrolysis chamber is not particularly limited, as long as can be used in material carrying out pyrolysis processing i.e.
Can.According to specific embodiment of the utility model, the pyrolysis chamber can be hollow chamber structure, in order to each pyrolysis chamber
Enough spaces can be provided and be used for material progress pyrolytic reaction, meanwhile, be advantageous to each pyrolysis chamber and make full use of its tight
Material is carried out pyrolysis processing by the radiant heat of the radiant tube room of adjacent both sides.Thus, the reaction system, which can produce, largely splits
Vent one's spleen product, avoid the problem of pyrolysis oil is difficult by, be truly realized rubbish bioxin zero-emissions, turn waste into wealth.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis system bag
Pyrolysis reactor 4 is included, the connecting structure of the pyrolysis reactor 4 is not particularly limited, as long as can be used in being closed material
The input and discharge of reason.According to specific embodiment of the utility model, the pyrolysis reactor 4 also includes charging aperture, more
Individual pyrolysis chamber, multiple radiant tube rooms, semicoke outlet and oil gas vent, wherein, the loading hopper by the feeder with it is described
Charging aperture connects, for material in loading hopper to be added in the pyrolysis reactor；The semicoke outlet is defeated with the semicoke
Device is sent to connect, for caused semicoke after material pyrolysis processing to be discharged into the pyrolysis reactor；The spray column with it is described
Oil gas vent connects, for caused pyrolysis gas after material pyrolysis processing to be discharged into the pyrolysis reactor.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis system bag
Pyrolysis reactor 4 is included, the furnace wall construction of the pyrolysis reactor 4 is not particularly limited, as long as can be used in being closed material
The input and discharge of reason.According to some specific embodiments of the utility model, the charging aperture is arranged on the pyrolysis chamber
Roof on, semicoke outlet is arranged on the bottom wall of the pyrolysis chamber, is advantageous to material using self gravitation from top to bottom
Ground slides downwards along pyrolysis chamber, so as to have chamber interior of the longer time in pyrolysis chamber is fully heated to carry out at pyrolysis
Reason, temperature are heated evenly, and pyrolysis effect is good；Further, the semicoke outlet is arranged on the bottom wall of the radiant tube room, with
The material for being easy to entering small part into the radiant tube chamber chamber interior from the tapping of heat transfer layer discharges the radiant tube room,
Radiant tube abrasion, coking are prevented, extends the service life of radiant tube.According to some specific embodiments of the utility model, institute
State oil gas vent to be arranged on the roof of the pyrolysis chamber, be advantageous to material and discharge institute via caused pyrolysis gas after pyrolysis processing
Pyrolysis reactor is stated, caused pyrolysis gas temperature is very high, can rise to furnace roof from furnace bottom using the property of itself hot gas, together
When, moreover it is possible to play a part of material in heating furnace, promote the pyrolytic reaction of material；Further, the oil gas vent is arranged on
On the roof of the radiant tube room, in order to which small part is entered into the radiant tube chamber chamber interior from the tapping of heat transfer layer
Pyrolysis gas discharge the radiant tube room, prevent radiant tube coking, extend the service life of radiant tube.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis system bag
Feeder 3 is included, the type of the feeder is not particularly limited, as long as material can be provided for the pyrolysis reactor.
According to specific embodiment of the utility model, the feeder, it is connected with the charging aperture of the pyrolysis reactor, for by material
Deliver into the pyrolysis reactor.According to some specific embodiments of the utility model, the feeder can use
Feeding screw or rotary feeder, in order to which the material smoothly, quickly can enter in the pyrolysis reactor；Institute
The charging aperture for stating feeder is connected with loading hopper 2, i.e., described loading hopper is entered by the feeder and the pyrolysis reactor
Material mouth, in order to which the material large batch of can be added in the feeder, avoid being scattered, losing for material.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis system is also
Including dehydrator 1, the type of the dehydrator is not particularly limited, as long as material can be dried into processing.According to
Specific embodiment of the utility model, the dehydrator can be compression dehydrator 1, in order to withering to material
Handled meanwhile, it is capable to carry out certain compression to material.According to specific embodiment of the utility model, the compression dehydrator 1
It is connected with the loading hopper, in order to which material can smoothly enter in the pyrolysis reactor after drying process.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis system is also
Including spray column 5, the type of the spray column is not particularly limited, as long as being capable of the caused pyrolysis after pyrolysis processing by material
Gas washing condensation carries out Oil-gas Separation processing.According to specific embodiment of the utility model, the spray column and the oil
Gas outlet connection；In order to which caused pyrolysis gas can be smoothly entered in the spray column in the pyrolysis reactor,
Washing, purifying in spray column, Oil-gas Separation processing is carried out, obtains net cracking gas.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis system is also
Including oil storage tank 12.According to specific embodiment of the utility model, the oil storage tank is connected with the spray column, in order to be pyrolyzed
After gas carries out Oil-gas Separation processing via the spray column, the oily materials such as the tar wherein separated are collected.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis system is also
Including drier 6, combustion gas air-introduced machine 7 and fuel cartridge 8.According to specific embodiment of the utility model, the drier with it is described
Spray column connects, and after carrying out Oil-gas Separation processing via the spray column in order to pyrolysis gas, dries the combustion wherein separated
The gaseous matters such as gas；Described combustion gas air-introduced machine one end is connected with the outlet of the drier, and the other end enters with the fuel cartridge
Mouth connection, in order to which the gaseous matters such as dry combustion gas quickly, efficiently can be transferred into the combustion by the combustion gas air-introduced machine
In gas tank；The fuel cartridge is connected with the combustion gas air-introduced machine, in order to which the fuel cartridge can be by gases such as dry combustion gas
Material is collected, and available for products such as production artificial natural gas, hereby it is achieved that substantial amounts of cracking gas product can reclaim, is
The recycling of the gas products provides possibility, turns waste into wealth.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis system is also
Including semicoke conveying device 10 and gasification furnace 9.According to specific embodiment of the utility model, semicoke conveying device 10 can use
Conveying worm 10, for conveying the material caused semicoke product after pyrolysis processing；Gasification furnace, for by helical feed
The semicoke product of machine conveying carries out gasification process, obtains gasify gas and lime-ash, and gained gasification gas is used to provide for radiant tube burning
Fuel, the lime-ash discharge the gasification furnace.According to specific embodiment of the utility model, the conveying worm 10 with it is described
The semicoke outlet connection of pyrolysis reactor, in order to which caused semicoke product is smooth, quick, efficient after pyrolysis processing by material
The discharge pyrolysis reactor in, and the semicoke product ejected is conveyed；The gas outlet of the gasification furnace and institute
The fuel gas inlet for stating heat accumulation type radiant tube is connected, and the air inlet of the gasification furnace connects with semicoke conveying device, in order to incite somebody to action
The semicoke product ejected in pyrolysis reactor enters via semicoke conveying device carries out gasification process in gasification furnace, will gasify
The radiant tube that the gasification gas that processing obtains is supplied to the radiant tube chamber interior is burnt, and abundance is provided for the radiant tube room
Thermal source, so as to, realize the semicoke product recycling of material, saved resource.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis system is also
Including waste heat boiler 11.According to specific embodiment of the utility model, the cigarette of the waste heat boiler and the heat accumulation type radiant tube
Gas outlet is connected, in order to be collected through heat smoke caused by burning inside the heat accumulation type radiant tube in the radiant tube room
Into the waste heat boiler, as the thermal source of waste heat boiler, high-quality steam is produced, realizes the recycling of heat smoke,
Resource is saved.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, and the material that can be handled can be rubbish
Rubbish, the particle diameter of the rubbish material are not particularly limited.According to some specific embodiments of the utility model, the granulated garbage
Granularity be below 20mm, in order to which the rubbish material can fully carry out pyrolysis processing in the pyrolysis reactor.By
This, the reaction system can handle organic garbage of city, low temperature pyrogenation, no dioxin emission, realize the innoxious place of rubbish
Reason, turns waste into wealth, suitable for promoting.
Inventor's discovery, a kind of thermal storage type moving bed pyrolysis system of rubbish provided by the utility model, the reaction system
Heat accumulation type radiant tube moving bed process is taken, reaction system is simple in construction, easy to operate, uniformity of temperature profile, and heating effect is good；
The reaction system can handle organic garbage of city, low temperature pyrogenation, no dioxin emission, realize the harmless treatment of rubbish,
Turn waste into wealth, suitable for promoting；The reaction system can produce substantial amounts of cracking gas product, and avoid that pyrolysis oil is difficult by asks
Topic, is truly realized rubbish bioxin zero-emissions, turns waste into wealth；The reaction system is using material pyrolysis chamber and radiant tube interlayer
The mode of arrangement, in the case of abundant pyrolysis, it effectively prevent material and contacted with radiant tube, prevent radiant tube abrasion, coking,
The service life of radiant tube is extended, improves system operation reliability.
Meanwhile the utility model additionally provides a kind of method that refuse pyrolysis reaction is carried out using above-mentioned pyrolysis system, bag
Include following steps：
A. granulated garbage is added in reactor by charging aperture, in multiple heat that the reactor is separated by heat transfer layer
Solution completes pyrolytic process in room.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis system is also
Including pyrolysis reactor 4.According to specific embodiment of the utility model, the pyrolysis reactor 4, including charging aperture, Duo Gere
Solution room, multiple radiant tube rooms and oil gas vent, the charging aperture are arranged on the roof of the pyrolysis chamber, and the oil gas vent is set
Put on the roof of the pyrolysis chamber and the radiant tube room, and：Heat transfer layer, the heat transfer layer is vertically through in described anti-
Answer in device, the inner space of the reactor is separated into multiple chambers, the chamber is used as the multiple pyrolysis chamber and multiple
Radiant tube room, and the pyrolysis chamber and the radiant tube room are arranged alternately；Radiant tube room, including heat accumulation type radiant tube, the storage
Short transverse multi-tier arrangement of the hot type radiant tube along the reactor avoids rubbish in the radiant tube chamber interior, the heat transfer layer
Directly contacted with radiant tube, prevent radiant tube abrasion, coking；Pyrolysis chamber, the hollow pyrolysis chamber utilize the radiant tube room
Radiant heat rubbish is subjected to pyrolysis processing.According to specific embodiment of the utility model, the pyrolysis reactor 4 includes multiple
Pyrolysis chamber and multiple radiant tube rooms, wherein, the pyrolysis chamber is used to rubbish carrying out pyrolysis processing so that heat occurs for the rubbish
Solution reaction, produces semicoke and pyrolysis gas；The radiant tube room is used to heat the pyrolysis chamber, and carrying out pyrolytic reaction for rubbish provides
Required thermal source.Thus, the reaction system is by the way of refuse pyrolysis room and radiant tube interlayer arrangement, in the feelings being fully pyrolyzed
Under condition, it effectively prevent rubbish and contacted with radiant tube, prevent radiant tube abrasion, coking, extend the service life of radiant tube, carry
High system operation reliability.
According to specific embodiment of the utility model, the pore area with multiple holes is set on the heat transfer layer, further,
The total open area in the hole accounts for the 20-60% of the heat transfer layer gross area, and the size in the hole is 3-30mm, and the heat transfer layer uses
Readily conduct heat metal material, can realize by heat caused by radiant tube chamber interior fast and efficiently pass to its both sides close to
The pyrolysis chamber, meanwhile, the hole of small size can also reduce the rubbish and semicoke, pyrolysis gas by pore area by the pyrolysis chamber
The radiant tube room is entered, in the case of abundant pyrolysis, rubbish is effectively prevent and is directly contacted with radiant tube, prevent from radiating
Pipe abrasion, coking, the service life of radiant tube is extended, improves system operation reliability.
According to specific embodiment of the utility model, the radiant tube room includes heat accumulation type radiant tube, the heat accumulating type spoke
Penetrate pipe and run through the pyrolysis reactor in the short transverse perpendicular to the pyrolysis reactor, heat accumulation type radiant tube is along described anti-
The short transverse multi-tier arrangement of device is answered in the radiant tube chamber interior, in order to which the heat accumulation type radiant tube can produce abundance
Heat, to provide multi-level, comprehensive heat transfer close to the pyrolysis chamber of its both sides so that the pyrolysis chamber is heated more equal
It is even, the radiant heat of the radiant tube room can be made full use of, heating effect is good.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, the pyrolytic reaction in the pyrolysis system
Device 4 also includes charging aperture, semicoke outlet and oil gas vent, wherein, the loading hopper passes through the feeder and the charging aperture
Connection, for rubbish in loading hopper to be added in the pyrolysis reactor；The spray column is connected with the oil gas vent, is used
Caused pyrolysis gas discharges the pyrolysis reactor after refuse pyrolysis is handled；The semicoke outlet fills with semicoke conveying
Connection is put, the pyrolysis reactor is discharged for caused semicoke after refuse pyrolysis is handled.Further, the pyrolysis system is also
Including gasification furnace 9, the gas outlet of the gasification furnace is connected with the fuel gas inlet of the heat accumulation type radiant tube, the gasification furnace
Air inlet connects with semicoke conveying device, and the semicoke product for conveying worm to be conveyed carries out gasification process, is gasified
Gas and lime-ash, gained gasification gas are used to provide fuel for radiant tube burning, and the lime-ash discharges the gasification furnace, so as to for institute
State radiant tube room and sufficient thermal source is provided, realize the semicoke product recycling of rubbish, saved resource.According to this practicality
New specific embodiment, the exhanst gas outlet of the heat accumulation type radiant tube are connected with the waste heat boiler, in order to the spoke
Penetrating inside the indoor heat accumulation type radiant tube of pipe can be collected into the waste heat boiler through heat smoke caused by burning, as used heat
The thermal source of boiler, the recycling of heat smoke is realized, has saved resource.
According to specific embodiment of the utility model, the pyrolysis system is used to handle rubbish, the grain of the granulated garbage
Spend for below 20mm, in order to which the rubbish material can fully carry out pyrolysis processing in the pyrolysis reactor.Thus, should
Reaction system can produce substantial amounts of cracking gas product, avoid the problem of pyrolysis oil is difficult by, and be truly realized the two of rubbish
Evil English zero-emissions, turn waste into wealth.According to some specific embodiments of the utility model, the charging aperture is arranged on the pyrolysis chamber
Roof on, semicoke outlet is arranged on the bottom wall of the pyrolysis chamber, is advantageous to garbage utilization self gravitation from top to bottom
Ground slides downwards along pyrolysis chamber, and the granulated garbage is added to each from the charging aperture on each pyrolysis chamber's roof
In the pyrolysis chamber, pyrolysis char discharges the reaction from the semicoke outlet in the pyrolysis chamber and radiant tube room bottom wall
Device；Further, the heat accumulation type radiant tube tube wall temperature of the multiple radiant tube rooms separated by heat transfer layer is controlled at 550~800 DEG C,
The granulated garbage stops 10-100 minutes from top to bottom in the reactor, utilizes the radiation from two side radiation tube rooms
Heat, the granulated garbage is heated to 500~600 DEG C.So as to, can have the longer time pyrolysis chamber chamber interior fully by
Heat carries out pyrolysis processing, and temperature is heated evenly, and pyrolysis effect is good.
B. oil gas caused by pyrolysis, is entered in spray column by oil gas vent, and purified treatment is carried out to the oil gas.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, as shown in figure 1, the pyrolysis system is also
Including spray column 5, the type of the spray column is not particularly limited, as long as being capable of the caused pyrolysis after pyrolysis processing by rubbish
Gas washing condensation carries out Oil-gas Separation processing.According to specific embodiment of the utility model, the spray column and the oil
Gas outlet connection；In order to which caused pyrolysis gas can be smoothly entered in the spray column in the pyrolysis reactor,
Washing, purifying in spray column, carry out Oil-gas Separation processing, the net cracking gas after being washed.
C. purified absolute oil gas, is entered in drier, and processing is dried to absolute oil gas.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, and the pyrolysis system also includes drier
6.According to specific embodiment of the utility model, the drier is connected with the spray column, in order to which cracking gas is via described
After spray column washing, purifying carries out Oil-gas Separation processing, the gaseous matters such as the combustion gas wherein separated are dried.
D. dried absolute oil gas enters in fuel cartridge through combustion gas air-introduced machine, is stored.
The utility model provides a kind of thermal storage type moving bed pyrolysis system of rubbish, and the pyrolysis system also draws including combustion gas
Blower fan 7 and fuel cartridge 8.According to specific embodiment of the utility model, described combustion gas air-introduced machine one end goes out with the drier
Mouthful connection, the other end is connected with the import of the fuel cartridge, in order to which the combustion gas air-introduced machine can quickly, efficiently will be dry
The gaseous matters such as combustion gas are transferred into the fuel cartridge；The fuel cartridge is connected with the combustion gas air-introduced machine, in order to described
The gaseous matters such as dry combustion gas can be collected by fuel cartridge, hereby it is achieved that substantial amounts of cracking gas product can reclaim, be
The recycling of the gas products provides possibility, turns waste into wealth.
Inventor's discovery, a kind of thermal storage type moving bed pyrolysis system of rubbish provided by the utility model, the reaction system
Heat accumulation type radiant tube moving bed process is taken, reaction system is simple in construction, easy to operate, uniformity of temperature profile, and heating effect is good；
The reaction system can handle organic garbage of city, low temperature pyrogenation, no dioxin emission, realize the harmless treatment of rubbish,
Turn waste into wealth, suitable for promoting；The reaction system can produce substantial amounts of cracking gas product, and avoid that pyrolysis oil is difficult by asks
Topic, is truly realized rubbish bioxin zero-emissions, turns waste into wealth；The reaction system is using material pyrolysis chamber and radiant tube interlayer
The mode of arrangement, in the case of abundant pyrolysis, it effectively prevent material and contacted with radiant tube, prevent radiant tube abrasion, coking,
The service life of radiant tube is extended, improves system operation reliability.
Embodiment 1
Rubbish is handled using waste heat accumulating type moving bed pyrolysis system provided by the utility model, the rubbish is certain
Domestic waste, its water content are 51%, and the basic data of the rubbish is shown in Table 1.
Table 1, rubbish basic data
| Project | Fabric | Plastics | Paper | Timber | Food waste | Dregs | Glass, metal | Amount to |
| Wet basis | 4.97 | 21.35 | 17.76 | 5.98 | 21.23 | 16.63 | 12.08 | 100 |
A kind of thermal storage type moving bed pyrolysis system of rubbish provided by the utility model, table 1 is handled using the reaction system
The above-mentioned house refuse of middle data analysis, obtained gas products yield are 40%, and obtained pyrolysis gas calorific value is up to
3500kcal/m3, quality height；System thermal transition efficiency reaches more than 90%；Radiant tube is after application in 5000 hours, no coking, mill
Damage phenomenon, service life length.
Pyrolysis system provided by the utility model is described in detail above, embodiment used herein is to this
The principle and embodiment of application are set forth, the explanation of above example be only intended to help understand the present processes and
Its core concept；Meanwhile for those of ordinary skill in the art, according to the thought of the application, in embodiment and answer
With there will be changes in scope, in summary, this specification content should not be construed as the limitation to the application.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the present utility model.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area
Technical staff the different embodiments or example and the feature of different embodiments or example described in this specification can be entered
Row combines and combination.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in the scope of the utility model
It is interior above-described embodiment to be changed, changed, replaced and modification.
Claims (10)
- A kind of 1. thermal storage type moving bed pyrolysis system of rubbish, it is characterised in that including：Loading hopper；Feeder, the feeder are connected with the loading hopper；Pyrolysis reactor, including charging aperture, multiple pyrolysis chambers, multiple radiant tube rooms and oil gas vent, the charging aperture are arranged on On the roof of the pyrolysis chamber, the oil gas vent is arranged on the roof of the pyrolysis chamber and the radiant tube room, and：The inner space of the reactor is separated into more by heat transfer layer, the heat transfer layer vertically through in the reactor Individual chamber, the chamber is used as the multiple pyrolysis chamber and multiple radiant tube rooms, and the pyrolysis chamber and the radiant tube room are handed over For setting；Radiant tube room, including heat accumulation type radiant tube, short transverse multi-tier arrangement of the heat accumulation type radiant tube along the reactor In the radiant tube chamber interior, the heat transfer layer avoids material from directly being contacted with radiant tube, prevents radiant tube abrasion, coking；Material is carried out pyrolysis processing by pyrolysis chamber, the hollow pyrolysis chamber using the radiant heat of the radiant tube room；Spray column, the spray column are connected with the oil gas vent；Oil storage tank, the oil storage tank are connected with the spray column；Drier, the drier are connected with the spray column；Fuel cartridge, the fuel cartridge are connected with the drier.
- 2. pyrolysis system according to claim 1, it is characterised in that the hole with multiple holes is set on the heat transfer layer Band.
- 3. pyrolysis system according to claim 2, it is characterised in that the total open area in the hole accounts for the heat transfer layer gross area 20-60%.
- 4. pyrolysis system according to claim 3, it is characterised in that the size in the hole is 3-30mm.
- 5. pyrolysis system according to claim 1, it is characterised in that the heat transfer layer is using the metal material that readily conducts heat.
- 6. according to the pyrolysis system any one of claim 1-5, it is characterised in that further comprise combustion gas air-introduced machine, Wherein, described combustion gas air-introduced machine one end is connected with the outlet of the drier, and the other end is connected with the import of the fuel cartridge.
- 7. according to the pyrolysis system any one of claim 1-5, it is characterised in that also include compression dehydrator, it is described Compression dehydrator is connected with the loading hopper.
- 8. according to the pyrolysis system any one of claim 1-5, it is characterised in that also including gasification furnace, the gasification The gas outlet of stove is connected with the fuel gas inlet of the heat accumulation type radiant tube, the air inlet and semicoke conveying device of the gasification furnace Connection.
- 9. according to the pyrolysis system any one of claim 1-5, it is characterised in that described useless also including waste heat boiler Heat boiler is connected with the exhanst gas outlet of the heat accumulation type radiant tube.
- 10. according to the pyrolysis system any one of claim 1-5, it is characterised in that the loading hopper by it is described enter Glassware is connected with the charging aperture；Further comprise that semicoke exports, the semicoke outlet is arranged on the pyrolysis chamber and the spoke Penetrate on the bottom wall of pipe room, the semicoke outlet is connected with the semicoke conveying device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720331149.7U CN207121566U (en) | 2017-03-31 | 2017-03-31 | A kind of thermal storage type moving bed pyrolysis system of rubbish |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720331149.7U CN207121566U (en) | 2017-03-31 | 2017-03-31 | A kind of thermal storage type moving bed pyrolysis system of rubbish |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207121566U true CN207121566U (en) | 2018-03-20 |
Family
ID=61614912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720331149.7U Expired - Fee Related CN207121566U (en) | 2017-03-31 | 2017-03-31 | A kind of thermal storage type moving bed pyrolysis system of rubbish |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207121566U (en) |
-
2017
- 2017-03-31 CN CN201720331149.7U patent/CN207121566U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104787762B (en) | The method and system of water-bearing organic pyrolysis production activated carbon | |
| CN104804775B (en) | The method and system of domestic garbage pyrolysis gasification production combustible gas | |
| US10435638B2 (en) | Pyrolysis processing of solid waste from a water treatment plant | |
| CN105841159B (en) | A kind of refuse pyrolysis and catalytic cracking system | |
| CN105855274A (en) | Household garbage disposal system and method | |
| CN106734080A (en) | The system and method for processing solid waste | |
| CN106433799A (en) | System and method for disposing household garbage | |
| CN205667982U (en) | The processing system of one way of life rubbish | |
| CN101962558B (en) | Biomass combustible gas high-temperature oxygen-free reinforced dry-distillation pyrolysis plant | |
| CN101798531A (en) | Refuse breaking and cracking treatment process and cracking furnace | |
| CN204607940U (en) | The system of combustible gas is produced in domestic garbage pyrolysis gasification | |
| CN106678815B (en) | A kind of house refuse low temperature pyrogenation system and method | |
| CN106047382B (en) | One kind is from dedusting type refuse pyrolysis and cracking system | |
| CN206405159U (en) | The system for handling solid waste | |
| CN109456781A (en) | A kind of integrated apparatus and method of charcoal/oil/gas coproduction | |
| CN209636164U (en) | The organic solid waste in city couples desiccation pyrolysis gasification system | |
| CN107143858A (en) | The system and method for continuous processing house refuse | |
| CN106701117A (en) | Rotating packed bed pyrolysis furnace and domestic waste treatment system with same | |
| CN207121566U (en) | A kind of thermal storage type moving bed pyrolysis system of rubbish | |
| CN206318940U (en) | Revolving bed pyrolysis oven and the domestic garbage treating system with the revolving bed pyrolysis oven | |
| CN205833820U (en) | The processing system of one way of life rubbish | |
| CN205710581U (en) | Organic waste fast pyrolysis systems | |
| CN104479742A (en) | Biomass fuel preparation system | |
| CN205974363U (en) | Garbage pyrolytic and cracking system | |
| CN106433704A (en) | System and method for pyrolysis of household refuses |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A regenerative moving bed pyrolysis system for MSW Effective date of registration: 20200812 Granted publication date: 20180320 Pledgee: HUAFENG METEOROLOGICAL MEDIA GROUP Co.,Ltd. Pledgor: BEIJING SHENWU POWER TECHNOLOGY Co.,Ltd. Registration number: Y2020990000945 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180320 Termination date: 20210331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |