CN206279145U - A kind of thermal storage type moving bed pyrolysis reactor - Google Patents
A kind of thermal storage type moving bed pyrolysis reactor Download PDFInfo
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- CN206279145U CN206279145U CN201621329274.6U CN201621329274U CN206279145U CN 206279145 U CN206279145 U CN 206279145U CN 201621329274 U CN201621329274 U CN 201621329274U CN 206279145 U CN206279145 U CN 206279145U
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Abstract
The utility model discloses a kind of thermal storage type moving bed pyrolysis reactor.It includes reactor body, radiant tube and multiple metal baffle components, and radiant tube is arranged in reactor body along the profile multilayer of reactor；Reactor body is provided with charging aperture, discharging opening and oil gas vent；Metal baffle component includes horizontal baffle and swash plate, and horizontal baffle is below swash plate；One end of horizontal baffle and one end of swash plate are connected with the madial wall of reactor body respectively, and the other end of horizontal baffle is connected with the other end of swash plate and forms angle.The thermal storage type moving bed pyrolysis reactor simple structure of the utility model offer, floor space are small, and can effectively be pyrolyzed powdered carbonaceous fuel.
Description
Technical field
The utility model is related to pyrolysis reactor, and in particular to a kind of thermal storage type moving bed pyrolysis reactor.
Background technology
Modern Coal-based Chemical is the high-efficiency cleaning trans-utilization for realizing the carbon-containing fuels such as low-order coal, has developed various comprehensive coals
Chemical Engineering Technology, pyrolysis-burning decoupling, pyrolysis-chemicals decoupling, pyrolysis-gasification decouple etc., but really realize it is industrialized not
It is many, encounter various technical barrier during amplifying to industrialization from pilot scale.Wherein especially with pyrolysis reactor design, follow-up net
Change handling process especially prominent.At present, the main type of furnace of carbon-containing fuel (coal, oil shale, biomass etc.) pyrolysis has Fushun stove, three
The Galoter stoves of the husky Leah of Jiang Fanglu, the solid heat carrier retort of Dalian University of Science ＆ Engineering, love and the ATP stoves of Australia etc..One
A little gas retorts can only be used for being pyrolyzed block oil shale and coal, and small particle material cannot be utilized, and resource utilization is low, granular material because
Cannot utilize and bulk deposition；The type of furnace with gas as heat carrier, because condensate recovery system is huge, pyrolysis gas calorific value is low, tar
The low problem of yield, it is difficult to which further genralrlization is demonstrated；, then there is raw material in the type of furnace with solid as heat carrier and heat carrier is uniformly mixed
The problems such as conjunction, separation, and limit its further development.
Utility model content
To solve the above problems, the utility model provides a kind of thermal storage type moving bed heat of powdered carbonaceous fuel pyrolysis
Solution reactor.
The utility model provide a kind of thermal storage type moving bed pyrolysis reactor, it include reactor body, radiant tube and
Multiple metal baffle components, the radiant tube is arranged in the reactor body along the profile multilayer of the reactor；
The reactor body is provided with charging aperture, discharging opening and oil gas vent；
The metal baffle component includes horizontal baffle and swash plate, and the horizontal baffle is below the swash plate；The water
Madial wall of the one end of one end of flat baffle plate and the swash plate respectively with the reactor body is connected, the horizontal baffle it is another
One end is connected with the other end of the swash plate and forms angle.
Further, the angular range of the angle is 15 ° -60 °, and the horizontal length of the horizontal baffle is the reaction
The 1/3-1/2 of device body width.
Further, the angular range of the angle is preferably 20 ° -45 °.
Further, positioned at horizontal baffle lower section and center away from its nearest radiant tube to the horizontal baffle
Vertical range be H, H is 1-1.5 times of the diameter of the nearest radiant tube.
Further, two neighbouring metal baffle components are oppositely disposed at the both sides side of the reactor body
On wall.
Further, the radiant tube is the round tube that nominal diameter is 200-300mm.
Further, the level interval of two adjacent radiant tubes of left and right is 200-400mm.
Further, the vertical spacing of two neighbouring radiant tubes is 500-1200mm.
The thermal storage type moving bed pyrolysis reactor of offer of the present utility model can effectively be pyrolyzed powdered carbonaceous fuel.
The thermal storage type moving bed pyrolysis reactor that the utility model is provided employs heat accumulating type and is heated without heat carrier radiant tube
Technology, without gas, solid heat carrier, improves the calorific value of pyrolysis gas, and the structure of reactor is simple, floor space is small, it is easy to industry
Change.
Additionally, with the addition of the metal baffle component being made up of horizontal baffle and swash plate, the metal baffle on reactor body
Component increased carbon-containing fuel residence time in pyrolysis reactor.Therefore, after addition metal baffle component, the height of reactor
Degree can be reduced.If not changing the height of reactor body, after addition metal baffle component, the vertical interval of radiant tube can be added
Greatly, so as to the quantity of radiant tube in reactor can be reduced.
Brief description of the drawings
Fig. 1 is the structural representation of thermal storage type moving bed pyrolysis reactor in embodiment；
Fig. 2 is the partial enlarged drawing in Tu1Zhong A areas.
In figure：1st, feed hopper；2nd, feeding screw；3rd, spiral discharging device；41st, reactor body；42nd, radiant tube；43、
Metal baffle component；431st, horizontal baffle；432nd, swash plate；44th, fuel gas inlet；45th, air intake；46th, exhanst gas outlet；47、
Oil gas vent.
Specific embodiment
Below in conjunction with drawings and Examples, specific embodiment of the present utility model is described in more details, with
Just better understood when the advantage of scheme of the present utility model and its various aspects.However, specific implementations described below side
Formula and embodiment are only descriptive purposes, rather than to limitation of the present utility model.
It should be noted that " horizontal baffle " in the utility model refer to must be horizontal positioned metal baffle, " swash plate "
Refer to it must is tilted-putted metal baffle, it must be heat accumulating type without heat carrier radiant tube that " radiant tube " refers to.Additionally, term " on ",
The orientation or position relationship of the instructions such as D score, "left", "right" are based on orientation shown in the drawings or position relationship, merely to just
In description the utility model, rather than requiring that the utility model must be with specific azimuth configuration and operation, it is thus impossible to understand
It is to limitation of the present utility model.
The utility model provides a kind of (also referred to as " reaction in the utility model of thermal storage type moving bed pyrolysis reactor
Device ").With reference to Fig. 1, the thermal storage type moving bed pyrolysis reactor is explained according to embodiment of the present utility model, should
Reactor includes：Reactor body 41, radiant tube 42, metal baffle component 43, fuel gas inlet 44, air intake 45, flue gas
Outlet 46, oil gas vent 47, charging aperture and discharging opening.Radiant tube 42 is arranged in reactor body along the profile multilayer of reactor
In 41, metal baffle component 43 is arranged on the madial wall of reactor body 41, and reactor body 41 is provided with charging aperture, discharging
Mouth, fuel gas inlet 44, air intake 45, exhanst gas outlet 46 and oil gas vent 47.
The thermal storage type moving bed pyrolysis reactor that the utility model is provided employs heat accumulating type and is heated without heat carrier radiant tube
Technology, without gas, solid heat carrier, improves the calorific value of pyrolysis gas, and the structure of reactor is simple, floor space is small, it is easy to industry
Change.
With reference to Fig. 2, according to embodiment of the present utility model, metal baffle component 43 is by horizontal baffle 431 and swash plate 432
Composition, the madial wall of one end of horizontal baffle 431 and one end of swash plate 432 respectively with reactor body 41 is connected, level gear
The other end of plate 431 is connected with the other end of swash plate 432 and forms angle α.
Carbon-containing fuel starts to fall from after charging aperture entrance, after encountering swash plate 432, is upspring, and then falls again；It is carbon containing
Fuel often encounters a swash plate 432, that is, be bound to certain altitude, and its falling speed is reduced, therefore, increased carbon-containing fuel and exist
Residence time in pyrolysis reactor.Additionally, swash plate 432 also acts as the drainage to carbon-containing fuel, carbon-containing fuel is increased
The distance moved in reactor body, this can also increase residence time of the carbon-containing fuel in pyrolysis reactor.Horizontal baffle
431 are used to support swash plate 432.The heat conductivity of metal is good, and the effect of carbon-containing fuel pyrolysis can be improved using metal baffle component.
Therefore, after addition metal baffle component, the height of reactor can be reduced.If not changing the height of reactor body,
After addition metal baffle component, the vertical interval of radiant tube can be increased, so as to the quantity of radiant tube in reactor can be reduced.
With reference to Fig. 1, according to embodiment of the present utility model, the charging aperture of reactor is connected with one end of feeding screw 2,
The other end of feeding screw 2 is connected with feed hopper 1；The discharging opening of reactor is connected with spiral discharging device 3.Feed hopper 1
It is used in powdered carbonaceous fuel feeding reactor with feeding screw 2, spiral discharging device 3 is produced after being used to be pyrolyzed carbon-containing fuel
Raw solid product is transported to next workshop section.Feed hopper 1, feeding screw 2 and spiral discharging device 3 are not necessary device,
Visual field condition and specific technique decide whether to addition.
According to embodiment of the present utility model, the specific angle of angle α need not simultaneously be particularly limited to, and inventor has found, when
When the angular range of angle α is 15 ° -60 °, carbon-containing fuel can fully be pyrolyzed in pyrolysis reactor, will not also be deposited in tiltedly
On plate 432.Further, it is optimal case that the angular range of angle α is 20 ° -45 °.
According to embodiment of the present utility model, the horizontal length c of horizontal baffle 431 need not simultaneously be particularly limited to, inventor
It was found that, when the angular range of angle α is 15 ° -60 °, the optimum length of the horizontal length c of horizontal baffle 431 is reactor sheet
The width (width of its inwall) of body 41
1/3-1/2。
With reference to Fig. 1, according to embodiment of the present utility model, the position of metal baffle component 43 is not fixed, can be according to need
It is arranged on above or below certain layer of radiant tube.Further, the optimal position of metal baffle component 43 is two-layer radiant tube
Between, and horizontal baffle 431 and the distance for being located at the center below it and away from its nearest radiant tube are H, H is the radiant tube
1-1.5 times of diameter.Now, the carbon-containing fuel on swash plate 432 can preferably be pyrolyzed.
According to embodiment of the present utility model, arrangement of the metal baffle component 43 in reactor body 41 is also not required to
Limit.In order to increase the time of carbon-containing fuel pyrolysis to greatest extent, with reference to Fig. 1, two neighbouring metal baffle groups
Part 43 is preferably oppositely disposed at the both sides of reactor body 41.
According to embodiment of the present utility model, the diameter and shape of radiant tube 42 need not simultaneously be limited, and nominal diameter is
The round tube of 200-300mm is optimal selection.
According to embodiment of the present utility model, also without restriction, it is most for the level interval of two adjacent radiant tubes of left and right
Good spacing is 200-400mm.
According to embodiment of the present utility model, also without restriction, it is most for the vertical spacing of neighbouring two radiant tubes
Good spacing is 500-1200mm.
According to embodiment of the present utility model, the optimum height of reactor body 41 is 5-20m, optimum width (its inwall
Width) for 2-6m, optimum length (length of its inwall) be 5-15m, the optimal number of plies of radiant tube 42 in reactor body 41
It is 10-25 layers.Fuel gas inlet 44 and air intake 45 are connected with radiant tube 42 respectively.
Below with reference to specific embodiment, the utility model is illustrated.Institute's taking technique condition value in following embodiments
It is exemplary, its desirable number range is as shown in foregoing utility model content.Detection method used by following embodiments
It is the conventional detection method of the industry.
Embodiment 1
Thermal storage type moving bed pyrolysis reactor is provided with the utility model to be pyrolyzed Indonesia's lignite, Indonesia's lignite
Constituent analysis as shown in table 1, the structural representation of thermal storage type moving bed pyrolysis reactor used as shown in figure 1, wherein, angle
α is 15 °, and H is 200mm, and c is 1m, and radiant tube 42 is the round tube that nominal diameter is 200mm, two adjacent radiant tubes of left and right
Level interval is 200mm, and the vertical spacing of two neighbouring radiant tubes is 500mm.The height of reactor body 41 is 5m, interior
The width of wall is 2m, the length of inwall is 5m, there is 10 layers of radiant tube 42.
The detailed process of Indonesia's lignite pyrolysis is as follows：
By in Indonesia's lignite feeding feed hopper 1, enter in reactor through feeding screw 2.Every radiant tube is individually controlled
Temperature, reactor is provided with three areas from top to bottom：Drying and dehydrating area, pyrolysis reaction region and semicoke generation area.Divide toward radiant tube 42
Fuel gas and air are not passed through, by the temperature control in drying and dehydrating area in 700 DEG C, the temperature of pyrolysis reaction region in 650 DEG C of control,
The temperature control of semicoke maturation zone is at 550 DEG C.Indonesia's lignite passes sequentially through drying and dehydrating area, pyrolysis reaction region and half from top to bottom
Jiao's generation area, completes pyrolytic process.The pyrolysis gas and tar for being pyrolyzed generation are discharged outside reactor body 41 from oil gas vent 47
And be further processed, the semicoke of generation sends into next operation by spiral discharging device 3.Pyrolysis can also produce flue gas, flue gas
Discharged outside reactor body 1 from exhanst gas outlet 46,200 DEG C or so can be cooled to after flue gas and air heat-exchange.After cooling
Flue gas is used to dry the Indonesia's lignite for entering reactor.
Table 2 is the yield of reactor Nei Ge area's Temperature Distributions and thermal decomposition product.
Embodiment 2
Thermal storage type moving bed pyrolysis reactor is provided with the utility model to be pyrolyzed stalk, the constituent analysis of the stalk
As shown in table 3, the structural representation of thermal storage type moving bed pyrolysis reactor used is as shown in figure 1, wherein, angle α is 45 °, H
It is 450mm, c is 2m, and radiant tube 42 is the round tube that nominal diameter is 300mm, the level interval of two adjacent radiant tubes of left and right
It is 400mm, the vertical spacing of two neighbouring radiant tubes is 1200mm.The height of reactor body 41 is 20m, the width of inwall
Spend for the length of 6m, inwall is 15m, there are 25 layers of radiant tube 42.
The detailed process of stalk pyrolysis is as follows：
By in stalk feeding feed hopper 1, enter in reactor through feeding screw 2.The every independent temperature control of radiant tube, instead
Device is answered to be provided with three areas from top to bottom：Drying and dehydrating area, pyrolysis reaction region and semicoke generation area.Each led into toward radiant tube 42
Fuel gas and air, by the temperature control in drying and dehydrating area in 700 DEG C, the temperature of pyrolysis reaction region in 600 DEG C of control, semicoke into
The temperature control in ripe area is at 550 DEG C.Stalk passes sequentially through drying and dehydrating area, pyrolysis reaction region and semicoke generation area from top to bottom,
Complete pyrolytic process.It is outer and further that the pyrolysis gas and tar that pyrolysis is produced discharge reactor body 41 from oil gas vent 47
Treatment, the semicoke of generation sends into next operation by spiral discharging device 3.Pyrolysis can also produce flue gas, and flue gas is from exhanst gas outlet
Discharged outside reactor body 1 in 46,200 DEG C or so can be cooled to after flue gas and air heat-exchange.Flue gas after cooling is used to do
The stalk of dry entrance reactor.
Table 4 is the yield of reactor Nei Ge area's Temperature Distributions and thermal decomposition product.
The constituent analysis of the Indonesia's lignite of table 1
| Mad/% | Vad/% | Aad/% | Fcad/% |
| 15.3 | 8.6 | 37.6 | 38.5 |
The yield of reactor Nei Ge area's Temperature Distributions and thermal decomposition product in the embodiment 1 of table 2
The constituent analysis of the stalk of table 3
| Mad/% | Vad/% | Aad/% | Fcad/% |
| 5.6 | 75.6 | 1.2 | 17.6 |
The yield of reactor Nei Ge area's Temperature Distributions and thermal decomposition product in the embodiment 2 of table 4
Knowable to table 2 and table 4, the thermal storage type moving bed pyrolysis reactor that the utility model is provided can effectively be pyrolyzed powdery
Carbon-containing fuel.
In above-described embodiment, the temperature setting in drying and dehydrating area must be higher, is so conducive to speed to slough into the carbon containing of stove
Moisture contained by fuel, and the shared space in drying and dehydrating area can also be reduced.Additionally, the flue gas after cooling is used to do
The carbon-containing fuel of dry entrance reactor, so can further improve reactor efficiency and efficiency of combustion.
In summary, the thermal storage type moving bed pyrolysis reactor that the utility model is provided employs heat accumulating type without heat carrier spoke
Pipe heating technique is penetrated, without gas, solid heat carrier, the calorific value of pyrolysis gas is improve, the structure of reactor is simple, floor space is small,
It is easy to industrialization.
Additionally, with the addition of the metal baffle component being made up of horizontal baffle and swash plate, the metal baffle on reactor body
Component increased carbon-containing fuel residence time in pyrolysis reactor.Therefore, after addition metal baffle component, the height of reactor
Degree can be reduced.If not changing the height of reactor body, after addition metal baffle component, the vertical interval of radiant tube can be added
Greatly, so as to the quantity of radiant tube in reactor can be reduced.
It should be noted that each embodiment above by reference to described by accompanying drawing is only used to illustrate the utility model rather than limit
Scope of the present utility model is made, it will be understood by those within the art that, do not departing from spirit of the present utility model and model
The modification carried out to the utility model on the premise of enclosing or equivalent, all should cover within the scope of the utility model.
Additionally, unless stated otherwise, then all or part of of any embodiment can be with reference to the whole or of any other embodiment
Part uses.
Claims (8)
1. a kind of thermal storage type moving bed pyrolysis reactor, including reactor body, radiant tube and multiple metal baffle components, it is described
Radiant tube is arranged in the reactor body along the profile multilayer of the reactor；
The reactor body is provided with charging aperture, discharging opening and oil gas vent；
The metal baffle component includes horizontal baffle and swash plate, and the horizontal baffle is below the swash plate；The level gear
Madial wall of the one end of one end of plate and the swash plate respectively with the reactor body is connected, the other end of the horizontal baffle
It is connected and is formed angle with the other end of the swash plate.
2. thermal storage type moving bed pyrolysis reactor according to claim 1, it is characterised in that the angular range of the angle
It it is 15 ° -60 °, the horizontal length of the horizontal baffle is the 1/3-1/2 of the reactor body width.
3. thermal storage type moving bed pyrolysis reactor according to claim 1, it is characterised in that the angular range of the angle
It is 20 ° -45 °.
4. thermal storage type moving bed pyrolysis reactor according to claim 1, it is characterised in that under the horizontal baffle
The vertical range of side and the center away from its nearest radiant tube to the horizontal baffle is H, and H is the nearest radiant tube
1-1.5 times of diameter.
5. thermal storage type moving bed pyrolysis reactor according to claim 1, it is characterised in that two neighbouring metals
Baffle plate assembly is oppositely disposed on the both sides side wall of the reactor body.
6. thermal storage type moving bed pyrolysis reactor according to claim 1, it is characterised in that the radiant tube is straight nominal
Footpath is the round tube of 200-300mm.
7. thermal storage type moving bed pyrolysis reactor according to claim 1, it is characterised in that two adjacent radiant tubes of left and right
Level interval be 200-400mm.
8. thermal storage type moving bed pyrolysis reactor according to claim 1, it is characterised in that two neighbouring radiant tubes
Vertical spacing be 500-1200mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621329274.6U CN206279145U (en) | 2016-12-02 | 2016-12-02 | A kind of thermal storage type moving bed pyrolysis reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621329274.6U CN206279145U (en) | 2016-12-02 | 2016-12-02 | A kind of thermal storage type moving bed pyrolysis reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206279145U true CN206279145U (en) | 2017-06-27 |
Family
ID=59075017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621329274.6U Expired - Fee Related CN206279145U (en) | 2016-12-02 | 2016-12-02 | A kind of thermal storage type moving bed pyrolysis reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206279145U (en) |
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2016
- 2016-12-02 CN CN201621329274.6U patent/CN206279145U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 102200 Beijing City, Changping District science and Technology Park Chang Huai Lu No. 155 Patentee after: Shenwu Technology Group Co.,Ltd. Address before: 102200 Beijing City, Changping District science and Technology Park Chang Huai Lu No. 155 Patentee before: BEIJING SHENWU ENVIRONMENT AND ENERGY TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Heat accumulation type moving bed pyrolysis reactor Effective date of registration: 20180322 Granted publication date: 20170627 Pledgee: The Bank of Beijing Limited by Share Ltd. Anwar Road Branch Pledgor: Shenwu Technology Group Co.,Ltd. Registration number: 2018990000210 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20190121 Granted publication date: 20170627 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20220921 Granted publication date: 20170627 |
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| PD01 | Discharge of preservation of patent | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170627 |
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| CF01 | Termination of patent right due to non-payment of annual fee |