CN113004917A - Control method and device for biomass pyrolysis device - Google Patents
Control method and device for biomass pyrolysis device Download PDFInfo
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- CN113004917A CN113004917A CN202110380503.6A CN202110380503A CN113004917A CN 113004917 A CN113004917 A CN 113004917A CN 202110380503 A CN202110380503 A CN 202110380503A CN 113004917 A CN113004917 A CN 113004917A
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B47/00—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion
- C10B47/18—Destructive distillation of solid carbonaceous materials with indirect heating, e.g. by external combustion with moving charge
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B53/00—Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form
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Abstract
The invention discloses a control method and a control device of a biomass pyrolysis device, which comprise a pyrolysis furnace, a feeder, an air outlet pipe and a separation base, wherein the pyrolysis furnace is a double-layer straight-tube furnace with a cylindrical cavity, the pyrolysis furnace is arranged on the separation base, the feeder is arranged on one side of the pyrolysis furnace, the feeder is butted with the pyrolysis furnace, the air outlet pipe is arranged at the top end of the pyrolysis furnace, a double-layer heating adjusting mechanism is arranged in the pyrolysis furnace, and a detachable exhaust mechanism is arranged on the air outlet pipe; the biomass pyrolysis device and the control method have the advantages that a novel pyrolysis furnace body is designed, a double-layer heating adjusting mechanism is adopted for heating inside and outside simultaneously, heating media of the inner heating mechanism and the outer heating mechanism are supplied with heat by the same heat source, and the sealing connecting assembly and the exhaust mechanism during disassembly are matched, so that the complexity of the structure can be reduced, the utilization efficiency of the heat source is improved, the structure is simple, and the installation is very convenient.
Description
Technical Field
The invention relates to the technical field of biomass utilization, in particular to a control method and a control device of a biomass pyrolysis device.
Background
According to the definition of the international energy agency, biomass refers to various organisms formed by photosynthesis, including all animals and plants and microorganisms. Biomass can be decomposed when heated to a certain degree, decomposed substances can be used for chemical production, can be further processed and combusted and the like to be directly used as power generation raw materials, pyrolysis residues can also be used as clean energy, and therefore the biomass can be used as the clean energy, and is more and more applied in recent years.
Disclosure of Invention
The invention aims to solve the problems, designs a control method and a control device of a biomass pyrolysis device, and solves the problems of the prior art.
The technical scheme of the invention for realizing the aim is as follows: a biomass pyrolysis device comprises a pyrolysis furnace, a feeder, an air outlet pipe and a separation base, wherein the pyrolysis furnace is a double-layer straight-tube furnace with a cylindrical cavity, the pyrolysis furnace is arranged on the separation base, the feeder is arranged on one side of the pyrolysis furnace, the feeder is in butt joint with the pyrolysis furnace, the air outlet pipe is arranged at the top end of the pyrolysis furnace, a double-layer heating adjusting mechanism is arranged in the pyrolysis furnace, and a detachable exhaust mechanism is arranged on the air outlet pipe;
the double-layer heating adjustment mechanism comprises: the heat exchanger comprises an air outlet, a casing, a plurality of air supply pipes, a plurality of central pipes, a pair of discharge pipes, a return pipe, a return groove, an air inlet pipe and a plurality of heat conducting plates;
the top end of the pyrolysis furnace is provided with an air outlet hole, the air outlet pipe is arranged on the air outlet hole, the top end of the pyrolysis furnace is provided with a casing, the shell is of a disc-shaped structure and is sleeved outside the air outlet pipe, the inner part of the shell is of a cylindrical cavity structure, the shell and the top wall of the pyrolysis furnace are provided with a sealing connecting assembly, the bottom surface of the casing is annularly provided with a plurality of air supply pipes, the center of the bottom surface of the casing is annularly provided with a plurality of center pipes, the pyrolysis furnace is of a double-layer structure, a plurality of air supply pipes penetrate through the top wall of the pyrolysis furnace and are communicated with a double-layer inner cavity of the pyrolysis furnace, a pair of discharge pipes are arranged on one side of the bottom end of the pyrolysis furnace and communicated with the double-layer inner cavity of the pyrolysis furnace, return pipes are arranged at the bottom ends of the central pipes, the backflow groove is communicated with the discharge pipe and the backflow pipe, the air inlet pipe is installed on one side wall surface of the casing, and a plurality of heat-conducting plates are arranged on the inner wall of the interlayer of the pyrolysis furnace in an encircling manner.
The sealing connection assembly includes: the sealing ring groove, the bellmouth structure, the rubber sealing ring, the connecting plate and the plurality of split bolts are arranged on the connecting plate;
the outer division of cover shell bottom surface and being located a plurality of blast pipes is equipped with sealed annular, the pyrolysis oven top is equipped with the bellmouth structure, the pyrolysis oven top is located to sealed annular groove cover, sealed annular inner ring is equipped with rubber seal, pyrolysis oven top end outside encircles and is equipped with the connecting plate, corresponds with it the cover shell bottom is equipped with the connecting plate, and is a pair of it is fixed through a plurality of split bolts between the connecting plate.
The reassembling type exhaust mechanism includes: the air outlet structure comprises a first flange plate, an air outlet end pipe, a pair of second flange plates, a steering elbow, a third flange plate and an axial flow fan;
the top end of the air outlet pipe is provided with a first flange plate, two ends of the air outlet end pipe are respectively provided with a pair of second flange plates, the end part of the steering elbow is provided with a third flange plate, the air outlet end pipe is connected between the air outlet pipe and the steering elbow, and the air outlet end pipe is embedded with an axial flow fan.
And a plurality of backflow trays are arranged at the bottom ends of the central pipes, the backflow trays are connected with a backflow pipe, and an inclined discharger is arranged on the backflow trays.
The diameter of the inner ring of the annular array of the central pipes is smaller than that of the inner ring of the annular array of the air supply pipes.
And a pair of rubber sealing rings are respectively arranged on the opposite wall surfaces of the pair of connecting plates.
A control method of a biomass pyrolysis device comprises the following steps: step S1, material preparation, step S2, numerical value setting, step S3, feeding and heating, step S4, gas collection and discharge, step S5, slag collection, step S6, and target product decomposition;
the step S1: stacking the biomass materials for later use, and feeding the materials into a pyrolysis furnace by using a feeding machine;
the step S2: setting the pyrolysis temperature and the weight of single feeding, wherein the pyrolysis temperature is adjusted by controlling the conveying speed of the heating medium to control the temperature;
the step S3: the biomass material enters a pyrolysis furnace, and is pyrolyzed under the heating of a double-layer heating adjusting mechanism, wherein the pyrolysis temperature is designed to be 120-240 ℃ according to the requirement;
the step S4: when biomass materials are pyrolyzed, generated gas comprises CO, H2 and other gases, and is sent to storage and treatment equipment through a detachable exhaust mechanism;
the step S5: after the biomass material is pyrolyzed, discharging the generated slag from an inclined feeder at the bottom end, and collecting the slag for later use;
the step S6: and (4) separating target products, namely separating the collected gas to obtain the target products with different components.
In step S1, the material is shredded before being added to the feeder.
The pyrolysis temperature in the step S3 is preferably set to 160-220 ℃.
The exhaust rate is set at 1 to 1.5m in said step S43/min。
The biomass pyrolysis device and the control method which are manufactured by the technical scheme of the invention design a novel pyrolysis furnace body, a double-layer heating adjusting mechanism is adopted to heat inside and outside simultaneously, heating media of the internal and external heating mechanisms adopt the same heat source to supply heat, and a sealing connection assembly and an exhaust mechanism during disassembly are matched, so that the complexity of the structure can be reduced, the utilization efficiency of the heat source is improved, the structure is simple, the installation is very convenient, and the problem that the installation space of equipment is very limited due to the mode that two sets of pyrolysis temperature control equipment are usually arranged on the inner wall and the outer wall in the material heating process of the existing biomass pyrolysis furnace in the using process is effectively solved.
Drawings
Fig. 1 is a schematic front view of a control method and a device of a biomass pyrolysis device according to the present invention.
Fig. 2 is a schematic side view of a control method and apparatus for a biomass pyrolysis apparatus according to the present invention.
Fig. 3 is a schematic top sectional view of a biomass pyrolysis apparatus and a control method thereof according to the present invention.
Fig. 4 is a schematic structural diagram of a control method and device of a biomass pyrolysis device according to the present invention.
Fig. 5 is a partially enlarged structural schematic diagram of a control method and device of a biomass pyrolysis device according to the present invention.
In the figure: 1. a pyrolysis furnace; 2. a feeder; 3. an air outlet pipe; 4. separating the base; 5. an air outlet; 6. a housing; 7. an air supply pipe; 8. a central tube; 9. a discharge pipe; 10. a return pipe; 11. a reflux tank; 12. an air inlet pipe; 13. a heat conducting plate; 14. sealing the ring groove; 15. a socket structure; 16. a rubber seal ring; 17. a connecting plate; 18. oppositely pulling the bolts; 19. a first flange plate; 20. an air outlet end pipe; 21. a second flange plate; 22. a steering elbow; 23. a third flange plate; 24. an axial flow fan; 25. a reflow tray; 26. a rubber seal ring; 27. and (5) inclining the blanking table.
Detailed Description
The present invention is described in detail with reference to the accompanying drawings, as shown in fig. 1-5, the present embodiment is characterized by comprising a pyrolysis furnace 1, a feeder 2, an air outlet pipe 3 and a separation base 4, wherein the pyrolysis furnace 1 is a double-layer straight-tube furnace with a cylindrical cavity, the pyrolysis furnace 1 is mounted on the separation base 4, the feeder 2 is mounted on one side of the pyrolysis furnace 1, the feeder 2 is butted with the pyrolysis furnace 1, the air outlet pipe 3 is mounted at the top end of the pyrolysis furnace 1, a double-layer heating adjustment mechanism is arranged in the pyrolysis furnace 1, and a detachable exhaust mechanism is arranged on the air outlet pipe 3; double-deck heating adjustment mechanism includes: the heat conduction plate comprises an air outlet pipe 3, a casing 6, a plurality of air supply pipes 7, a plurality of central pipes 8, a pair of discharge pipes 9, a return pipe 10, a return groove 11, an air inlet pipe 12 and a plurality of heat conduction plates 13; the top end of the pyrolysis furnace 1 is provided with an air outlet hole 5, an air outlet pipe 3 is installed on the air outlet hole, the top end of the pyrolysis furnace 1 is provided with a casing 6, the casing 6 is of a disc-shaped structure and is sleeved outside the air outlet pipe 3, the inside of the casing 6 is of a cylindrical cavity structure, the top wall of the pyrolysis furnace 1 and the casing 6 are provided with a sealing connection assembly, the bottom surface of the casing 6 is annularly provided with a plurality of air supply pipes 7, the center of the bottom surface of the casing 6 is annularly provided with a plurality of center pipes 8, the pyrolysis furnace 1 is of a double-layer structure, the plurality of air supply pipes 7 penetrate through the top wall of the pyrolysis furnace 1 and are communicated with a double-layer inner cavity of the pyrolysis furnace 1, one side of the bottom end of the pyrolysis furnace 1 is provided with a pair of discharge pipes 9, the pair of discharge pipes 9; this living beings pyrolysis device and control method, a novel pyrolysis furnace body has been designed, adopt the inside and outside simultaneous heating of double-deck heating adjustment mechanism, the heating medium of heating mechanism adopts the heat supply of same heat source simultaneously inside and outside, exhaust mechanism when cooperation seal connection subassembly and dismantlement, not only can alleviate the complexity of structure, the utilization efficiency of heat source has been improved simultaneously, and simple structure, it is very convenient to install, effectively solved current living beings pyrolysis oven in the use, in the material heating process, arrange two sets of pyrolysis temperature regulating equipment at inner and outer wall usually, but this kind of mode makes the installation space of equipment very limited problem.
All the electrical components in the present application are connected with the power supply adapted to the electrical components through the wires, and an appropriate controller should be selected according to actual conditions to meet the control requirements, and specific connection and control sequences should be obtained.
Example (b): the scheme discloses a control method of a biomass pyrolysis device, which comprises the following steps: the method comprises the following steps: stacking biomass materials for later use, feeding the materials into a pyrolysis furnace 1 through a feeder 2, and chopping the materials before adding the materials to the feeder 2;
step two: setting the pyrolysis temperature and the weight of single feeding, wherein the pyrolysis temperature is adjusted by controlling the conveying speed of the heating medium to control the temperature;
step three: the biomass material enters a pyrolysis furnace 1 and is pyrolyzed under the heating of a double-layer heating adjusting mechanism, and the pyrolysis temperature is preferably designed to be 160-220 ℃;
step four: when biomass materials are pyrolyzed, generated gas including CO, H2 and the like is sent to storage and treatment equipment through a detachable exhaust mechanism, and the exhaust rate is set to be 1-1.5m3/min；
Step five: after the biomass material is pyrolyzed, discharging the generated slag from an inclined feeder at the bottom end, and collecting the slag for later use;
step six: and (4) separating target products, namely separating the collected gas to obtain the target products with different components.
As can be seen from the attached figures 1-5 of the specification, the biomass pyrolysis device comprises a pyrolysis furnace 1, a feeder 2, an air outlet pipe 3 and a separation base 4, wherein the pyrolysis furnace 1 is a double-layer straight-tube furnace with a cylindrical cavity, the pyrolysis furnace 1 is arranged on the separation base 4, the feeder 2 is arranged on one side of the pyrolysis furnace 1, the feeder 2 is in butt joint with the pyrolysis furnace 1, the air outlet pipe 3 is arranged at the top end of the pyrolysis furnace 1, a double-layer heating adjusting mechanism is arranged in the pyrolysis furnace 1, a detachable exhaust mechanism is arranged on the air outlet pipe 3, in the specific implementation process, materials are fed into the pyrolysis furnace 1 by the feeder 2, a heat conducting medium is circulated in the pyrolysis furnace 1 through the double-layer heating adjusting mechanism on the pyrolysis furnace 1, the materials are pyrolyzed in the falling process, further, the air pyrolyzed by the materials is discharged through the air outlet pipe 3, and in the discharging process, pyrolysis gas is pumped out by, the slag is finally separated and discharged through a separating base 4;
as can be seen from fig. 1 to 5 of the specification, the double-layer heating adjustment mechanism includes: an air outlet pipe 3, a casing 6, a plurality of air supply pipes 7, a plurality of central pipes 8, a pair of discharge pipes 9, a return pipe 10, a return groove 11, an air inlet pipe 12 and a plurality of heat conduction plates 13, wherein the connection relationship and the position relationship are as follows;
the venthole has been seted up on 1 top of pyrolysis oven, outlet duct 3 is installed on the venthole, 1 top of pyrolysis oven is equipped with cover shell 6, cover shell 6 is disc structure cover and locates the 3 outsides of outlet duct and inside cylindrical cavity structure that is, cover shell 6 is equipped with sealing connection assembly with 1 roof of pyrolysis oven, 6 bottom surface rings of cover shell are equipped with a plurality of blast pipes 7, 6 bottom surface centre rings of cover shell are equipped with a plurality of center tubes 8, pyrolysis oven 1 is bilayer structure, a plurality of blast pipes 7 link up 1 roof of pyrolysis oven and the double-deck inner chamber intercommunication of pyrolysis oven 1, a pair of discharge pipe 9 has been seted up to 1 bottom one side of pyrolysis oven, a pair of discharge pipe 9 and 1 double-deck inner chamber intercommunication of pyrolysis oven, 8 bottoms of a plurality of center tubes are equipped with back flow 10, backwash tank 11 and a pair of discharge pipe 9 and back flow.
In the specific implementation process, the diameter of the annular array inner ring of the central pipes 8 is smaller than that of the annular array inner ring of the air supply pipes 7, the heating medium is divided into the central pipes 8 and the air supply pipes 7 through the casing 6, the central pipes 8 are arranged at the most center of the pyrolysis furnace 1 and used for directly heating the inner cavity, the air supply pipes 7 of the outer ring heat the inner cavity of the pyrolysis furnace 1, so as to heat the outer ring of the pyrolysis furnace 1, the temperature in the pyrolysis furnace 1 is heated more uniformly, the heating medium in the casing 6 is introduced into the inner cavity of the pyrolysis furnace 1 through the air supply pipes 7, the heating medium circulating to the bottom is discharged through the discharge pipe 9, the return discs 25 are arranged at the bottom ends of the central pipes 8, the return discs 25 are connected with the return pipe 10, the heating medium circulating in the central pipes 8 is collected in the return discs 25, all the heating medium circulates in the return grooves 11 and passes, the pyrolytic slag is gathered from the inner cavity outside the central tube 8 to the bottom return tray 25 and is provided with an inclined feeder, the inclined feeder and the return tray 25 can move up and down to further seal the bottom end of the pyrolysis furnace 1, and the pyrolytic slag is separated from the separation base 4 when the inclined feeder is opened.
As can be seen from fig. 1 to 5 of the specification, the sealing and connecting assembly comprises: the sealing ring groove 14, the bell mouth structure 15, the rubber sealing ring 16, the connecting plate 17 and the plurality of split bolts 18 are connected in the following relation and position;
the outer division of 6 bottom surfaces of cover shell and being located a plurality of blast pipes 7 is equipped with sealed annular 14, and 1 top of pyrolysis furnace is equipped with bellmouth structure 15, and 1 top of pyrolysis furnace is located to sealed annular 14 cover, and the ring is equipped with rubber seal 16 in the sealed annular 14, and 1 top outside of pyrolysis furnace encircles and is equipped with connecting plate 17, and 6 bottom of cover shell that correspond with it is equipped with connecting plate 17, fixes through a plurality of split bolts 18 between a pair of connecting plate 17.
In the specific implementation process, the sleeve shell 6 is mounted at the top end of the pyrolysis furnace 1 through the matching of the sealing ring groove 14 and the socket structure 15, the pulling bolts 18 are fastened through the pair of connecting plates 17, the sealing ring groove 14 seals the socket structure 15 due to the rubber sealing rings 16 on the inner sides of the sealing ring groove 14, the leakage of a heating medium is avoided, the pair of rubber sealing rings 26 are arranged on the opposite wall surfaces of the pair of connecting plates 17 respectively, and the sealing performance of the sleeve shell 6 connected with the top end of the pyrolysis furnace 1 is further improved.
As can be seen from fig. 1 to 5 of the specification, the detachable exhaust mechanism includes: a first flange plate 19, an air outlet end pipe 20, a pair of second flange plates 21, a turning elbow 22, a third flange plate 23 and an axial flow fan 24, wherein the connection relationship and the position relationship are as follows;
the top end of the air outlet pipe 3 is provided with a first flange plate 19, two ends of the air outlet end pipe 20 are respectively provided with a pair of second flange plates 21, the end part of the turning elbow 22 is provided with a third flange plate 23, the air outlet end pipe 20 is connected between the air outlet pipe 3 and the turning elbow 22, and the axial flow fan 24 is embedded in the air outlet end pipe 20.
In the specific implementation process, the first flange plate 19 of the gas outlet pipe 3 is connected with the pair of the second flange plates 21 below the first flange plate 19 through a plurality of pairs of pull rod pieces, the same pair of the second flange plates 21 above the first flange plate 21 is connected with the third flange plate 23, so that the steering elbow 22 is integrally connected with the gas outlet end pipe 20 and the gas outlet pipe 3, the suction force of the axial flow fan 24 is used as the power for discharging and extracting pyrolysis gas, and the steering elbow 22 is connected with the exhaust pipeline;
in summary, the biomass pyrolysis device and the control method thereof design a novel pyrolysis furnace 1, and adopt a double-layer heating adjusting mechanism to heat inside and outside simultaneously, and simultaneously, the heating medium of the internal and external heating mechanisms adopts the same heat source to supply heat, and the sealing connection assembly and the exhaust mechanism during disassembly are matched, so that not only can the complexity of the structure be reduced, but also the utilization efficiency of the heat source is improved, and the biomass pyrolysis device and the control method thereof are simple in structure and very convenient to install.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (10)
1. A biomass pyrolysis device comprises a pyrolysis furnace (1), a feeder (2), an air outlet pipe (3) and a separation base (4), wherein the pyrolysis furnace (1) is a double-layer straight-tube furnace with a cylindrical cavity, the pyrolysis furnace (1) is arranged on the separation base (4), the feeder (2) is arranged on one side of the pyrolysis furnace (1), the feeder (2) is in butt joint with the pyrolysis furnace (1), the air outlet pipe (3) is arranged at the top end of the pyrolysis furnace (1), and the biomass pyrolysis device is characterized in that a double-layer heating adjusting mechanism is arranged in the pyrolysis furnace (1), and a detachable exhaust mechanism is arranged on the air outlet pipe (3);
the double-layer heating adjustment mechanism comprises: the heat exchanger comprises an air outlet hole (5), a casing (6), a plurality of air supply pipes (7), a plurality of central pipes (8), a pair of discharge pipes (9), a return pipe (10), a return groove (11), an air inlet pipe (12) and a plurality of heat-conducting plates (13);
the top end of the pyrolysis furnace (1) is provided with an air outlet hole (5), the air outlet pipe (3) is installed on the air outlet hole, the top end of the pyrolysis furnace (1) is provided with a casing (6), the casing (6) is of a disc-shaped structure, is sleeved on the outer side of the air outlet pipe (3) and is internally of a cylindrical cavity structure, the casing (6) and the top wall of the pyrolysis furnace (1) are provided with a sealing and connecting assembly, the bottom surface of the casing (6) is annularly provided with a plurality of air supply pipes (7), the center of the bottom surface of the casing (6) is annularly provided with a plurality of central pipes (8), the pyrolysis furnace (1) is of a double-layer structure, the air supply pipes (7) penetrate through the top wall of the pyrolysis furnace (1) and are communicated with a double-layer inner cavity of the pyrolysis furnace (1), one side of the bottom end of the pyrolysis furnace (1) is provided with a pair of, the backflow groove (11) is communicated with the discharge pipe (9) and the backflow pipe (10), the air inlet pipe (12) is installed on one side wall surface of the casing (6), and a plurality of heat conduction plates (13) are annularly arranged on the inner wall of the interlayer of the pyrolysis furnace (1).
2. The biomass pyrolysis device of claim 1, wherein the sealing connection assembly comprises: the sealing ring groove (14), the socket structure (15), the rubber sealing ring (16), the connecting plate (17) and a plurality of split bolts (18);
cover shell (6) bottom surface is outer and be located a plurality of blast pipes (7) and open outward and be equipped with sealed annular (14), pyrolysis oven (1) top is equipped with bellmouth structure (15), pyrolysis oven (1) top is located to sealed annular (14) cover, sealed annular (14) inner circle encircles and is equipped with rubber seal (16), pyrolysis oven (1) top outside ring is equipped with connecting plate (17), corresponds with it cover shell (6) bottom is equipped with connecting plate (17), and is a pair of it is fixed through a plurality of stay bolts (18) between connecting plate (17).
3. The biomass pyrolysis device of claim 1, wherein the removable exhaust mechanism comprises: the air outlet structure comprises a first flange plate (19), an air outlet end pipe (20), a pair of second flange plates (21), a steering elbow (22), a third flange plate (23) and an axial flow fan (24);
the utility model discloses a joint structure of a gas outlet pipe, including outlet duct (3), end pipe (20) of giving vent to anger, turn to elbow (22) tip and be equipped with third flange board (23), outlet duct (3) top is equipped with first flange board (19), outlet end pipe (20) both ends are equipped with a pair of second flange board (21) respectively, outlet end pipe (20) are connected in outlet duct (3) and turn to between elbow (22), outlet end pipe (20) embedded axial fan (24) of being equipped with.
4. A biomass pyrolysis device according to claim 1, wherein a plurality of central pipes (8) are provided with a backflow disc (25) at the bottom end, the backflow disc (25) is connected with a backflow pipe (10), and an inclined feeder is arranged on the backflow disc (25).
5. A biomass pyrolysis device according to claim 1, wherein the diameter of the inner ring of the annular array of central pipes (8) is smaller than the diameter of the inner ring of the annular array of air supply pipes (7).
6. A biomass pyrolysis device according to claim 2, wherein a pair of rubber sealing rings (26) are provided on opposite walls of the pair of connection plates (17).
7. A control method of a biomass pyrolysis device is characterized by comprising the following steps: step S1, material preparation, step S2, numerical value setting, step S3, feeding and heating, step S4, gas collection and discharge, step S5, slag collection, step S6, and target product decomposition;
the step S1: stacking the biomass materials for later use, and feeding the materials into a pyrolysis furnace by using a feeding machine;
the step S2: setting the pyrolysis temperature and the weight of single feeding, wherein the pyrolysis temperature is adjusted by controlling the conveying speed of the heating medium to control the temperature;
the step S3: the biomass material enters a pyrolysis furnace, and is pyrolyzed under the heating of a double-layer heating adjusting mechanism, wherein the pyrolysis temperature is designed to be 120-240 ℃ according to the requirement;
the step S4: when biomass materials are pyrolyzed, generated gas comprises CO, H2 and other gases, and is sent to storage and treatment equipment through a detachable exhaust mechanism;
the step S5: after the biomass material is pyrolyzed, discharging the generated slag from an inclined feeder at the bottom end, and collecting the slag for later use;
the step S6: and (4) separating target products, namely separating the collected gas to obtain the target products with different components.
8. The method of claim 7, wherein in step S1, the material is shredded before being added to the feeder.
9. The method for controlling a biomass pyrolysis device according to claim 7, wherein the pyrolysis temperature in step S3 is preferably set to 160 ℃ to 220 ℃.
10. The method of claim 7, wherein the exhaust rate is set to 1-1.5m in step S43/min。
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| CN202110380503.6A CN113004917A (en) | 2021-04-09 | 2021-04-09 | Control method and device for biomass pyrolysis device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114181723A (en) * | 2021-12-08 | 2022-03-15 | 荣成泰祥食品股份有限公司 | Marine algae biomass refining device |
| EP4353801A1 (en) * | 2022-10-14 | 2024-04-17 | Bayernoil Raffineriegesellschaft mbH | Reactor device for producing a pyrolysis product |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104722097A (en) * | 2013-12-20 | 2015-06-24 | 玉门市玉海能源开发有限公司 | Vertical oil sand dry distillation separation apparatus |
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2021
- 2021-04-09 CN CN202110380503.6A patent/CN113004917A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104722097A (en) * | 2013-12-20 | 2015-06-24 | 玉门市玉海能源开发有限公司 | Vertical oil sand dry distillation separation apparatus |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114181723A (en) * | 2021-12-08 | 2022-03-15 | 荣成泰祥食品股份有限公司 | Marine algae biomass refining device |
| CN114181723B (en) * | 2021-12-08 | 2024-03-29 | 荣成泰祥食品股份有限公司 | Marine alga biomass refining device |
| EP4353801A1 (en) * | 2022-10-14 | 2024-04-17 | Bayernoil Raffineriegesellschaft mbH | Reactor device for producing a pyrolysis product |
| WO2024079335A1 (en) * | 2022-10-14 | 2024-04-18 | Bayernoil Raffineriegesellschaft Mbh | Reactor device for preparing a pyrolysis product |
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